| blob | 89f57e8298dded02be6ccb224aee0aa58fac0dbc |
1 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
3 * config/cris/predicates.md: New file.
4 * config/cris/cris-protos.h (cris_store_multiple_op_p)
5 (cris_movem_load_rest_p): Declare.
6 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7 (cris_movem_load_rest_p): Ditto. Globalize.
8 (cris_bdap_operand, cris_bdap_biap_operand,
9 cris_orthogonal_operator, cris_commutative_orth_op,
10 cris_operand_extend_operator,
11 cris_additive_operand_extend_operator, cris_extend_operator,
12 cris_plus_or_bound_operator, cris_mem_op,
13 cris_general_operand_or_symbol,
14 cris_general_operand_or_gotless_symbol,
15 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
16 cris_load_multiple_op): Remove predicate functions.
17 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
18 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
19 * config/cris/cris.h (PREDICATE_CODES): Don't define.
20 * config/cris/cris.md: Include predicates.md.
21 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
23 2005-04-20 Ian Lance Taylor <ian@airs.com>
25 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
26 * c-common.h (STMT_EXPR_STMT): Don't define.
27 (STMT_EXPR_NO_SCOPE): Don't define.
28 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
29 * c-pretty-print.c (pp_c_primary_expression): Likewise.
30 (pp_c_expression): Likewise.
32 2005-04-20 Richard Henderson <rth@redhat.com>
34 PR target/21100
35 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
37 2005-04-20 Jeff Law <law@redhat.com>
39 * reload1.c (reload): Ignore equivalences between pseudos and
40 read only memory.
42 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
44 PR c/12913
45 * c-tree.h (struct c_label_list): Update comment.
46 (struct c_label_context): Rename to struct c_label_context_se.
47 (label_context_stack): Rename to label_context_stack_se.
48 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
49 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
50 c_end_vm_scope): New.
51 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
52 * c-decl.c (pop_scope): Call c_end_vm_scope.
53 (pushdecl): Call c_begin_vm_scope for variably modified
54 declarations.
55 (define_label): Check for jumping into scope of identifier with
56 variably modified type. Push label on stack for those defined at
57 current context of identifiers with variably modified type.
58 (start_function): Create stack level for context of identifiers
59 with variably modified type.
60 (finish_function): Pop stack level for context of identifiers with
61 variably modified type.
62 * c-typeck.c (label_context_stack): Rename to
63 label_context_stack_se.
64 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
65 (c_finish_goto_label): Check for jumping into scope of identifier
66 with variably modified type. Push label on stack for those jumped
67 to from current context of identifiers with variably modified
68 type.
69 (struct c_switch): Add blocked_vm.
70 (c_start_case): Initialize blocked_vm.
71 (do_case): Check blocked_vm.
72 (c_finish_case): Add comment.
73 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
74 variable label_context_stack.
76 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
78 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
79 conditional_replacement, value_replacement, abs_replacement,
80 minmax_replacement.
81 (replace_phi_edge_with_variable): Remove argument BB.
82 (conditional_replacement, value_replacement,
83 minmax_replacement, abs_replacement): Remove argument PHI_BB.
84 Update a call to replace_phi_edge_with_variable.
86 * tree-ssa-phiopt.c: Fix comments.
88 2005-04-20 Michael Matz <matz@suse.de>
90 PR20973
91 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
92 pseudos.
94 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
96 * tree-ssa-phiopt.c: Fix comment typos.
98 PR tree-optimization/21116
99 * tree-ssa-phiopt.c: Fix a typo.
101 2005-04-19 Richard Henderson <rth@redhat.com>
103 * builtins.c (expand_builtin_sync_operation): Revert last change.
104 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
105 not vs new value.
106 (expand_compare_and_swap_loop): Likewise.
107 (expand_sync_operation): Remove fallback from NAND to AND; invert
108 memory operand when expanding from cmpxchg.
109 (expand_sync_fetch_operation): Likewise.
110 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
111 compare-and-swap.
113 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
114 when implementing NAND. Fix double-add for AFTER.
115 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
116 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
117 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
118 memory value.
119 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
120 memory barrier.
122 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
123 to return old memory value.
124 (sync_compare_and_swap_cc<IMODE>): Likewise.
126 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
127 return pre-reload. Don't consider output or anti dependencies.
128 * config/ia64/sync.md (IMODE): New.
129 (modesuffix): Add QI and HI.
130 (memory_barrier): Simplify expansion.
131 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
132 (cmpxchg_acq_<IMODE>): Likewise.
133 (sync_lock_test_and_set<IMODE>): Likewise.
134 (sync_lock_release<IMODE>): Likewise.
136 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
138 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
139 ~X or ~Y simplify.
141 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
143 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
145 2005-04-20 Michael Pogue <michael.pogue@sun.com>
146 Joseph S. Myers <joseph@codesourcery.com>
148 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
149 * c-typeck.c (build_c_cast): Check these options.
150 * doc/invoke.texi: Document these options.
152 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
154 * tree-ssa-phiopt.c: Update a comment about the pass.
156 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
158 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
159 config/mcore/mcore.c: Fix comment typos.
161 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
163 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
164 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
166 2005-04-19 Paul Brook <paul@codesourcery.com>
168 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
170 2005-04-19 Andrew Haley <aph@redhat.com>
172 PR java/21022
173 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
174 looking at a field's bitpos.
176 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
178 * system.h (fopen, fdopen, freopen): Define these to the unlocked
179 libiberty functions.
181 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
183 PR tree-optimization/21096
184 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
186 2005-04-19 Alan Modra <amodra@bigpond.net.au>
188 PR target/21098
189 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
190 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
192 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
194 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
195 refers to the function being dumped.
197 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
199 * varasm.c (assemble_start_function): Remove reset of in_section.
201 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
203 PR tree-optimization/21085
204 * fold-const (fold_binary): Don't change X % -C to X % C if C has
205 overflowed.
207 2005-04-19 Ben Elliston <bje@au.ibm.com>
209 * doc/invoke.texi (Optimize Options): Refer to the correct
210 optimisation flag -ftree-dominator-opts, not -ftree-dom.
212 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
214 * config/rs6000/rs6000.c (machopic_output_stub): Increase
215 alloca argument to be big enough.
217 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
219 PR middle-end/21049
220 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
221 cfun->cfg are NULL.
223 2005-04-18 Tom Tromey <tromey@redhat.com>
225 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
226 typo.
228 2005-04-18 Richard Henderson <rth@redhat.com>
230 * config/alpha/alpha.c (alpha_split_atomic_op): New.
231 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
232 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
233 * config/alpha/alpha-protos.h: Update.
234 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
235 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
236 (attr type): Add ld_l, st_c, mb.
237 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
238 iornotsi3, xorsi_internal, xornotsi3): New.
239 * config/alpha/ev4.md (ev4_ld): Add ld_l.
240 (ev4_ist_c, ev4_mb): New.
241 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
242 (ev5_ld_l): New.
243 * config/alpha/ev6.md (ev6_ild): Add ld_l.
244 (ev6_ist): Add st_c.
245 (ev6_mb): New.
246 * config/alpha/sync.md: New file.
248 2005-04-18 Richard Henderson <rth@redhat.com>
250 * builtins.c (expand_builtin_sync_operation): Fold nand to and
251 for constants.
253 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
255 2005-04-18 Devang Patel <dpatel@apple.com>
257 * config/rs6000/atlivec.md (mulv4si3): New pattern.
259 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
261 PR tree-optimization/20922
262 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
263 Fold X + c >= X and fold X - c <= X to true.
265 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
267 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
268 unsigned int.
269 (emergency_labeled_state_free): Likewise.
271 2005-04-18 Nick Clifton <nickc@redhat.com>
273 * config/h8300/h8300.md (jump): Remove prescan parameter from
274 calls to final_scan_insn.
276 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
277 parameter from calls to final_scan_insn.
279 * config.gcc (m68hc12): Use the m68hc11.opt file for target
280 specific options.
281 (v850e, v850e1): Use the v850.opt file for target specific
282 options.
284 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
286 PR tree-optimization/21001
287 * tree-optimize.c (init_tree_optimization_passes): Move the
288 first pass_forwprop immediately before pass_vrp.
290 2005-04-17 Ian Lance Taylor <ian@airs.com>
292 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
293 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
294 from enum tree_code op to bool is_sizeof.
295 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
296 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
297 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
298 case.
299 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
300 cases.
301 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
302 ALIGNOF_EXPR cases.
304 2005-04-17 Ian Lance Taylor <ian@airs.com>
306 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
308 2005-04-17 Richard Henderson <rth@redhat.com>
310 * config/alpha/alpha.c (va_list_skip_additions): Only define if
311 TARGET_ABI_OSF.
312 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
313 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
314 of indirection through ssa names while looking for the gpr counter
315 field.
316 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
317 saved va_list_gpr_size and va_list_fpr_size.
319 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
321 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
322 both pointers or both integers.
324 * tree-vrp.c (maybe_add_assert_expr): Don't assert
325 ASSERT_EXPRs for single-use variable.
327 * tree-into-ssa.c: Fix a comment typo.
329 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
331 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
332 -mipsN before forcing a default of -mips2.
334 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
336 * predict.h (IS_TAKEN): Remove.
337 * rtl.h (NOTE_PREDICTION): Likewise.
339 * modulo-sched.c (CFG_HOOKS): Remove.
341 * c-parser.c (N_C_TTYPES): Remove.
343 * tree-flow-inline.h (get_stmt_operands): Remove.
344 * lambda-code.c, tree-ssa-loop-unswitch.c,
345 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
346 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
347 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
348 calls to get_stmt_operands.
349 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
351 2005-04-17 Richard Henderson <rth@redhat.com>
353 PR target/20375
354 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
355 of CUMULATIVE_ARGS past the last named argument.
356 (alpha_va_start): Expect pretend_args_size only if strictly less than
357 6 named arguments.
359 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
361 PR middle-end/21024
362 * builtins.c (expand_builtin_strcat): Convert the result of
363 strlen to the right type.
364 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
365 avoid creating type mismatches.
366 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
367 type mismatches.
369 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
371 2005-04-16 Richard Henderson <rth@redhat.com>
373 PR target/21051
374 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
375 Use the mode of boolean_type_node when the user doesn't provide one.
376 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
378 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
380 PR target/20126
381 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
382 (const)).
384 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
385 comment.
387 2005-04-16 Roger Sayle <roger@eyesopen.com>
388 Steven Bosscher <stevenb@suse.de>
390 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
391 (fold_unary_to_constant): Likewise.
393 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
395 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
396 PROP_ASM_SCAN.
398 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
400 * doc/install.texi (Specific): Avoid using asterisks in @anchor
401 names related to target triplets.
402 Remove i?86-*-esix from platform directory.
403 Remove powerpc-*-eabiaix from platform directory.
405 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
407 PR middle-end/20491
408 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
409 falling through from SUBREG case to REG.
411 2005-04-15 Roger Sayle <roger@eyesopen.com>
413 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
414 (fold_binary): Update comment mentioning fold_relational_hi_lo.
415 (fold_binary_to_constant): Simplify using fold_binary.
416 (fold_unary_to_constant): Likewise, simplify using fold_unary.
418 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
420 * gthr-posix.c (pthread_cancel): Define.
421 (pthread_mutexattr_init): Likewise.
422 (pthread_mutexattr_settype): Likewise.
423 (pthread_mutexattr_destroy): Likewise.
425 2005-04-15 David S. Miller <davem@davemloft.net>
427 PR target/20673
428 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
430 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
432 PR tree-optimization/21031
433 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
434 (forward_propagate_into_cond_1): Call it. Forward propagate
435 integer-integer casts into COND_EXPRs.
437 2005-04-15 Dave Korn <dave.korn@artimi.com>
439 * gcc.c (default_compilers): Clarify obscure error message when
440 reading from standard input.
442 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
444 * basic-block.h (PROP_EQUAL_NOTES): Remove.
445 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
447 * tree-ssa-alias.c (init_alias_info): Remove a call to
448 get_stmt_operands.
450 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
452 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
453 of non-virtual PHI nodes like we use to.
455 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
457 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
458 (attr_copy_rtx): Do not use it.
460 2005-04-15 Andrew Macleod <amacleod@redhat.com>
462 * doc/tree-ssa.texi: Grammer/abbreviation updates.
464 2005-04-15 Diego Novillo <dnovillo@redhat.com>
466 * tree-vect-transform.c (vectorizable_store): Mark necessary
467 objects in the vectorized store needing renaming. Update the
468 SSA graph for V_MAY_DEF operands in the original store.
470 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
472 * tree-ssa-pre.c (compute_avail): It's okay to have
473 TREE_INVARIANT's here, and value number the resulting expressions.
474 (create_expression_by_pieces): Make sure operands that were
475 min_invariant when we started, stay that way.
477 2005-04-15 David Edelsohn <edelsohn@gnu.org>
479 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
481 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
483 PR tree-optimization/20936.
484 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
486 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
488 * doc/invoke.texi: Fix typos.
489 * doc/md.texi: Likewise.
490 * doc/rtl.texi: Likewise.
491 * doc/sourcebuild.texi: Likewise.
492 * doc/tm.texi: Likewise.
494 2005-04-15 Uros Bizjak <uros@kss-loka.si>
496 PR tree-optimization/21004
497 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
498 and floorl in c99 mode only.
499 * builtins.c (expand_builtin_int_roundingfn): Assert that
500 fallback_fndecl is not NULL_TREE.
502 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
504 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
505 * basic-block.h: Update the prototype for
506 purge_all_dead_edges.
507 * cfgexpand.c (tree_expand_cfg): Update a call to
508 purge_all_dead_edges.
509 * combine.c (combine_instructions): Likewise.
510 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
511 rest_of_handle_cse2, rest_of_handle_gcse,
512 rest_of_handle_postreload): likewise.
514 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
516 PR middle-end/20739
517 * gimplify.c (gimplify_addr_expr): Compensate for removal of
518 e.g. cv-qualification conversions.
520 2005-04-14 Mike Stump <mrs@apple.com>
522 * config/darwin-c.c (framework_construct_pathname): We must
523 find all headers of a framework in the first instance of it
524 found in the seach path.
526 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
528 PR tree-optimization/21021
529 * tree-vrp.c (compare_values): Work around a bug in the front
530 end that produces a comparison of mismatched types.
532 2004-04-14 Richard Henderson <rth@redhat.com>
534 * config/ia64/ia64.h (enum fetchop_code): Remove.
535 (enum ia64_builtins): Move ...
536 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
537 members except BSP and FLUSHRS.
538 (ia64_init_builtins): Remove __sync builtins.
539 (ia64_expand_builtin): Likewise.
540 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
541 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
542 (ia64_expand_lock_release): Remove.
543 * config/ia64/ia64.md (mf): Move to sync.md.
544 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
545 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
546 * config/ia64/sync.md: New file.
547 (memory_barrier): Rename from mf.
548 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
549 (cmpxchg_acq_<I48MODE>): Likewise.
550 (sync_lock_test_and_set<I48MODE>): Likewise.
552 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
553 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
555 2004-04-14 Richard Henderson <rth@redhat.com>
557 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
558 (ix86_compare_emitted): New.
559 (ix86_expand_compare): Use ix86_compare_emitted if set.
560 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
561 and ix86_compare_op0 are set.
562 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
563 (TARGET_CMPXCHG, TARGET_XADD): New.
564 (ix86_compare_emitted): Declare.
565 * config/i386/i386.md: Include sync.md
566 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
567 (UNSPECV_XCHG, UNSPECV_LOCK): New.
568 * config/i386/sync.md: New file.
570 2004-04-14 Richard Henderson <rth@redhat.com>
572 PR middle-end/14311
573 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
574 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
575 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
576 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
577 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
578 BT_FN_I8_VPTR_I8_I8): New.
579 * builtins.def (DEF_SYNC_BUILTIN): New.
580 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
581 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
582 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
583 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
584 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
585 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
586 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
587 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
588 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
589 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
590 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
591 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
592 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
593 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
594 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
595 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
596 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
597 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
598 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
599 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
600 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
601 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
602 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
603 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
604 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
605 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
606 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
607 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
608 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
609 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
610 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
611 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
612 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
613 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
614 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
615 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
616 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
617 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
618 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
619 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
620 BUILT_IN_SYNCHRONIZE: New.
621 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
622 as a function. Accept __sync_ as a prefix as well.
623 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
624 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
625 expand_builtin_lock_release): New.
626 (expand_builtin): Call them.
627 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
628 neither BOTH_P nor FALLBACK_P are defined.
629 (builtin_type_for_size): New.
630 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
631 (resolve_overloaded_builtin): New.
632 * c-common.h (resolve_overloaded_builtin): Declare.
633 (builtin_type_for_size): Declare.
634 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
635 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
636 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
637 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
638 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
639 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
640 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
641 sync_compare_and_swap_cc, sync_lock_test_and_set,
642 sync_lock_release): New.
643 * optabs.h: Declare them.
644 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
645 expand_sync_operation, expand_sync_fetch_operation,
646 expand_sync_lock_test_and_set): Declare.
647 * genopinit.c (optabs): Add sync optabs.
648 * optabs.c (init_optabs): Initialize sync optabs.
649 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
650 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
651 expand_sync_operation, expand_sync_fetch_operation,
652 expand_sync_lock_test_and_set): New.
653 * doc/extend.texi (Atomic Builtins): New section
654 * doc/md.texi (Standard Names): Add sync patterns.
656 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
658 * tree-eh.c (lower_try_finally_copy): Generate new code in
659 response to goto_queue entries as if the queue was sorted by
660 index, not pointers.
661 (lower_try_finally_switch): Likewise.
663 2005-04-14 Richard Henderson <rth@redhat.com>
665 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
666 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
667 register.
668 (ix86_expand_fp_movcc): Update to match.
669 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
670 * config/i386/i386-protos.h: Update.
671 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
672 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
674 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
676 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
677 refer to 4.0.
679 2005-04-14 Julian Brown <julian@codesourcery.com>
681 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
682 link failures on ppc64 Linux.
684 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
686 * config.gcc: Set cpu_type for s390.
688 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
690 Fix PR tree-optimization/20963
691 * tree-ssa-pre.c (compute_avail): Remove special case for
692 TREE_INVARIANT.
693 (create_expression_by_pieces): Add value numbers for forced out
694 statements.
696 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
698 * config/cris/cris.md: Replace references to (reg:SI 16) with
699 (reg:SI CRIS_SRP_REGNUM).
701 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
703 PR tree-optimization/20657
704 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
705 create an appropriate range from it.
707 2005-04-14 Uros Bizjak <uros@kss-loka.si>
709 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
710 <UNSPEC_FIST_CEIL> case.
712 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
713 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
714 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
715 to implement lfloor and llfloor built-ins as x87 intrinsic function.
716 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
717 (lfloor<mode>2): New expanders.
718 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
719 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
720 to implement lceil and llceil built-ins as x87 intrinsic function.
721 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
722 (lceil<mode>2): New expanders.
724 2005-04-14 Uros Bizjak <uros@kss-loka.si>
726 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
727 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
729 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
731 PR target/20927
732 * config/s390/s390-modes.def: Define TFmode.
734 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
736 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
737 (JUMP_TABLES_IN_TEXT_SECTION): Define.
738 * config/mips/mips.c (mips16_insn_length): Remove reference to
739 JUMP_TABLES_IN_TEXT_SECTION.
741 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
743 * simplify-rtx.c (simplify_binary_operation_1): Return
744 scalar or vector of constant 0, depending on the xor's
745 mode.
747 2005-04-13 Dale Johannesen <dalej@apple.com>
749 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
750 (objc-act.o): Ditto.
751 * objc/objc-act.c (objc_gimplify_expr): New.
752 (objc_get_callee_fndecl): New.
753 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
754 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
755 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
757 2005-04-13 Devang Patel <dpatel@apple.com>
759 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
760 temp variables.
762 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
764 CRIS prologue as RTL.
765 * config/cris/cris-protos.h (cris_emit_movem_store)
766 (cris_expand_prologue): Prototype.
767 * config/cris/cris.c (struct machine_function): New member
768 stdarg_regs.
769 (cfa_label_num, cris_target_asm_function_prologue): Remove.
770 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
771 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
772 (cris_load_multiple_op, cris_return_address_on_stack)
773 (cris_return_address_on_stack_for_return): ISO-Cify.
774 (cris_store_multiple_op): New predicate function.
775 (cris_expand_prologue, cris_emit_movem_store): New functions.
776 (cris_print_operand) <case 'O'>: Handle modifications other than
777 post-increment.
778 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
779 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
780 (cris_gen_movem_load): Rearrange slightly to make local variable
781 src a parameter, removing osrc.
782 (cris_setup_incoming_varargs): Set machine_function member
783 stdarg_regs to correspond to the number of registers that need to
784 be saved.
785 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
786 CRIS_UNSPEC_GOT.
787 (PREDICATE_CODES): Add cris_store_multiple_op. Make
788 cris_general_operand_or_gotless_symbol accept UNSPEC.
789 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
790 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
791 ("*cris_store_multiple"): New pattern. Tweak common comment above
792 this and "*cris_load_multiple".
793 ("prologue"): New define_expand.
795 * config/cris/cris.md ("epilogue"): Conditionalize on
796 TARGET_PROLOGUE_EPILOGUE.
798 2005-04-13 Steve Ellcey <sje@cup.hp.com>
800 PR target/20924
801 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
802 fpsr 0 instead of fpsr 1.
803 (divsf3_internal_thr): Ditto.
804 (divdf3_internal_lat): Ditto.
805 (divdf3_internal_thr): Ditto.
806 (divxf3_internal_lat): Ditto.
807 (divxf3_internal_thr): Ditto.
809 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
811 PR tree-optimization/20913
812 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
814 PR tree-optimization/20702
815 * tree-vrp.c (maybe_add_assert_expr): Recurse into
816 dominator children that haven't been walked into.
818 2005-04-13 Julian Brown <julian@codesourcery.com>
820 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
821 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
822 is true.
824 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
826 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
827 config/i386/sse.md: Fix comment typos.
829 * genattrtab.c (NULL_ATTR): Remove.
830 * ifcvt.c (NULL_EDGE): Likewise.
832 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
834 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
835 NOTE_PREDICT): Remove.
837 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
839 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
840 * configure: Regenerate.
841 * config.in: Likewise.
842 * system.h: Declare vsnprintf if not already declared.
844 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
846 * optc-gen.awk: Handle stand-alone Mask records.
847 * opth-gen.awk: Likewise.
848 * doc/options.texi (Option file format): Document them.
849 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
850 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
851 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
852 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
853 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
854 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
855 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
856 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
857 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
858 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
859 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
860 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
861 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
862 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
863 TARGET_LONG_DOUBLE_128): Likewise.
864 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
865 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
866 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
867 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
868 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
869 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
870 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
871 * config/sparc/sparc.c (fpu_option_set): New global.
872 (sparc_handle_option): New function.
873 (sparc_override_options): Test fpu_option_set.
874 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
875 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
876 * config/sparc/sparc.opt: New file.
877 * config/sparc/little-endian.opt: Likewise.
878 * config/sparc/long-double-switch.opt: Likewise.
880 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
882 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
883 (bfin_handle_options): Set it if -mshared-library-id= is seen.
884 * config/bfin/bfin.opt (mshared-library-id=): Lose
885 Var(bfin_lib_id_given).
887 2005-04-13 Matt Thomas <matt@3am-software.com>
889 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
890 defining.
892 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
894 * rtl.h (CLEAR_RTX_FLAGS): Remove.
896 * cgraphunit.c (INSNS_PER_CALL): Remove.
898 * tree-ssa-forwprop.c (vars,
899 record_single_argument_cond_exprs,
900 substitute_single_use_vars): Remove.
901 (forward_propagate_into_cond_1, forward_propagate_into_cond):
902 New.
903 (tree_ssa_forward_propagate_single_use_vars): Call
904 forward_propagate_into_cond for each COND_EXPR.
906 * tree-inline.c (INSNS_PER_STMT): Remove.
908 2005-04-12 Richard Henderson <rth@redhat.com>
910 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
911 (ix86_expand_sse_fp_minmax): ... from ...
912 (ix86_expand_fp_movcc): ... here.
913 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
914 * config/i386/i386-protos.h: Update.
915 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
916 (sse_setccsf, sse_setccdf): Allow before reload.
917 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
918 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
919 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
920 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
921 (anddf3, nanddf3, iordf3, xordf3): New.
923 2005-04-12 Jeff Law <law@redhat.com>
925 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
926 (tree-ssa-uncprop.o): Add dependencies.
927 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
928 * tree-flow.h (remove_useless_stmts): Remove prototype.
929 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
930 remove_useless_stmts.
931 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
932 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
933 * tree-pass.h (pass_uncprop): Declare.
934 * tree-ssa-uncprop.c: New file.
936 2005-04-12 James E. Wilson <wilson@specifixinc.com>
938 PR target/20670
939 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
941 2005-04-12 Caroline Tice <ctice@apple.com>
943 Temporary fix for partitioning problems.
944 * passes.c (rest_of_handle_final): Remove code that
945 frees unlikely_text_section_name,
946 * varasm.c (assemble_start_function): Test for partitioning
947 flag before writing out section labels.
948 (assemble_end_function): Test for partitioning flag before
949 writing out section labels.
951 2005-04-12 Steven Bosscher <stevenb@suse.de>
952 Stuart Hastings <stuart@apple.com>
953 Jan Hubicka <jh@suse.cz>
955 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
956 references to gt-tree-cfg.h.
957 * basic-block.h (struct basic_block_def): Don't skip rbi
958 for garbage collection.
959 (struct reorder_block_def): Make GTY-able.
960 (struct control_flow_graph): New structure.
961 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
962 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
963 but instead defines to the control_flow_graph for cfun.
964 (label_to_block_map): New define, points to the label map of
965 the control_flow_graph for cfun.
966 (n_edges_for_function, n_basic_blocks_for_function,
967 last_basic_block_for_function, basic_block_info_for_function,
968 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
969 basic_block_info_for_function, label_to_block_map_for_function):
970 Counterparts for the above, taking a struct function as an extra
971 argument.
972 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
973 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
974 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
975 (alloc_rbi_pool, free_rbi_pool): Remove.
976 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
977 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
978 here...
979 (cfg_layout_finalize) ... and don't free it here.
980 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
981 garbage collected.
982 * flow.c (free_basic_block_vars): Set label_to_block_map and
983 n_edges to zero too.
984 * function.h (struct function): Add cfg field.
985 * function.c (allocate_struct_function): Allocate the cfg.
986 * tree-cfg.c (label_to_block_map): Remove.
987 (build_tree_cfg): Don't allocate the rbi pool here...
988 (delete_tree_cfg_annotations): ...and don't free it here.
989 Also don't nullify label_to_block_map for cfun.
991 2005-04-12 Caroline Tice <ctice@apple.com>
993 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
994 Revert my patch from April 9.
995 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
996 (reorder_basic_blocks): Revert my patch from April 9.
997 (insert_section_boundary_note): Revert my patch from April 9.
998 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
999 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
1000 (COLD_END_LABEL): Revert my patch from April 9.
1001 (cold_text_section_label): Revert my patch from April 9.
1002 (cold_end_label): Revert my patch from April 9.
1003 (dwarf2out_switch_text_section): Revert my patch from April 9.
1004 (output_aranges): Revert my patch from April 9.
1005 (output_ranges): Revert my patch from April 9.
1006 (output_line_info): Revert my patch from April 9.
1007 (add_location_or_const_value_attribute): Revert my patch from April 9.
1008 (dwarf2out_var_location): Revert my patch from April 9.
1009 (dwarf2out_init): Revert my patch from April 9.
1010 (dwarf2out_finish): Revert my patch from April 9.
1011 * function.h (struct function): Revert my patch from April 9.
1012 * opts.c (decode_options): Revert my patch from April 9.
1013 * output.h (unlikely_section_label, hot_section_label,
1014 hot_section_end_label, cold_section_end_label,
1015 unlikely_text_section_name): Revert my patch from April 9.
1016 * passes.c (rest_of_handle_final): Revert my patch from April 9.
1017 * varasm.c (unlikely_section_label, hot_section_label,
1018 hot_section_end_label, cold_section_end_label,
1019 unlikely_text_section_name): Revert my patch from April 9.
1020 (initialize_cold_section_name): Revert my patch from April 9.
1021 (unlikely_text_section): Revert my patch from April 9.
1022 (in_unlikely_text_section): Revert my patch from April 9.
1023 (named_section): Revert my patch from April 9.
1024 (function_section): Revert my patch from April 9.
1025 (current_function_section): Revert my patch from April 9.
1026 (assemble_start_function): Revert my patch from April 9.
1027 (assemble_end_function): Revert my patch from April 9.
1028 (default_section_type_flags_1): Revert my patch from April 9.
1030 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1032 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
1033 * config/sparc/sparc.md (untyped_call): Save the registers manually.
1035 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
1037 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
1039 PR middle-end/20917
1040 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
1041 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
1043 2004-04-12 Richard Henderson <rth@redhat.com>
1045 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
1046 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
1047 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
1048 (UNSPEC_*, UNSPECV_*): Renumber.
1050 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
1052 PR mudflap/19266
1053 From Richard Henderson <rth@redhat.com>:
1054 * tree-mudflap.c (mf_build_check_statement_for): Correct block
1055 splitting logic.
1057 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
1059 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
1061 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1063 * config/bfin/bfin.c (bfin_library_id_string): Remove.
1064 (bfin_library_id): New variable.
1065 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
1066 instead of bfin_library_id_string.
1067 (bfin_handle_option): New function.
1068 (override_options): Remove most code to deal with shared library IDs,
1069 just check they aren't used without -mid-shared-library.
1070 (TARGET_HANDLE_OPTION): Define.
1071 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
1072 * config/bfin/bfin.opt (mshared-library-id=): New.
1074 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
1076 * tree-vect-transform.c: Fix comment typos.
1078 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
1080 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
1081 split critical edges when not possible/profitable.
1083 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1085 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
1086 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
1087 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
1088 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
1089 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
1090 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
1091 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
1092 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
1093 MASK_NO_BITFIELD.
1094 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
1095 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1096 * config/ns32k/ns32k.opt: New file.
1098 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1100 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
1101 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
1102 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
1103 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
1104 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
1105 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
1106 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
1107 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
1108 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
1109 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
1110 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
1111 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
1112 (MASK_COLDFIRE): Formatting fixes.
1113 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
1114 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
1115 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
1116 "_current_shared_library_a5_offset_".
1117 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1118 (MASK_ALL_CPU_BITS): New macro.
1119 (m68k_handle_option): New function.
1120 (override_options): Remove handling of m68k_library_id_string.
1121 * config/m68k/m68k.opt: New file.
1122 * config/m68k/ieee.opt: New file.
1124 2005-04-11 Mark Mitchell <mark@codesourcery.com>
1126 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1127 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
1128 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1129 (TARGET_CXX): Adjust accordingly.
1130 * target.h (struct gcc_target): Remove epxort_class_data. Add
1131 determine_class_data_visibility and class_data_always_comdat.
1132 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1133 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
1134 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1135 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
1136 (arm_cxx_determine_class_data_visibility): New.
1137 (arm_cxx_class_data_always_comdat): Likewise.
1138 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1139 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1140 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1141 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
1142 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
1143 Define.
1145 2005-04-11 Devang Patel <dpatel@apple.com>
1147 * tree-data-ref.c (build_classic_dist_vector,
1148 compute_subscript_distance): Make externally visible.
1149 * tree-data-ref.h (build_classic_dist_vector,
1150 compute_subscript_distance): Same.
1151 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1152 Check distance vector against vectorization factor.
1153 (vect_analyze_loop): Determine vectorizaion factor before
1154 analyzing data dependences.
1155 * tree-vectorizer.c (loops_num): Make it externally visible and
1156 rename ...
1157 * tree-vectorizer.c (vect_loops_num): ... new name.
1158 * tree-vectorizer.h (vect_loops_num): New.
1160 2005-04-11 Devang Patel <dpatel@apple.com>
1162 * tree-vect-analyze.c (vect_analyze_operations): Check
1163 vectorizable codition.
1164 * tree-vect-transform.c (vect_is_simple_cond): New function.
1165 (vectorizable_condition): New function.
1166 (vect_transform_stmt): Handle condition_vec_info_type.
1167 * tree-vectorizer.h (enum stmt_vec_info_type): Add
1168 condition_vec_info_type.
1169 (vectorizable_condition): New.
1171 2005-04-11 Geoffrey Keating <geoffk@apple.com>
1173 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
1174 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
1175 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
1177 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
1178 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
1180 * dwarf2out.c (output_line_info): Don't try to dereference
1181 a NULL current_function_decl.
1183 * config/t-slibgcc-darwin: Don't put shared libraries in
1184 directories other than $(slibdir).
1185 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
1186 OS uses for it.
1188 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1190 PR tree-optimization/20933
1191 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
1192 logic to reject aliases between read-only and writable
1193 variables ...
1194 (may_alias_p): ... here.
1195 (get_tmt_for): Do not associate read-only tags to pointers
1196 whose pointed-to type is not read-only.
1197 * tree-ssa.c (verify_ssa): Check that memory stores have at
1198 least one V_MAY_DEF or V_MUST_DEF.
1200 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1202 PR/17092
1203 * configure.ac (gcc_UNLOCKED_FUNCS): New.
1204 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
1205 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
1206 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
1207 _unlocked function.
1208 (fwrite_unlocked): Fix prototype.
1210 * configure, config.in: Regenerate.
1212 2005-04-11 David Edelsohn <edelsohn@gnu.org>
1214 * tree-ssa-loop-im.c: Include real.h.
1215 (determine_invariantness_stmt): If real division divisor is
1216 invariant and flag_unsafe_math_optimizations enabled, generate
1217 invariant reciprocal for hoisting.
1218 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
1220 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1222 Fix PR tree-optimization/20926
1224 * tree-ssa-alias.c (add_type_alias): Handle subvars.
1226 2005-04-11 Devang Patel <dpatel@apple.com>
1228 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
1229 operand ordering.
1231 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1233 * fold-const.c (fold_binary_op_with_conditional_arg):
1234 use fold_buildN instead of "fold (buildN" in some
1235 non obvious places.
1236 (fold_unary): Likewise.
1237 (fold_binary): Likewise.
1239 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1241 Fix PR tree-optimization/20612
1242 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
1243 handling
1244 (perfect_nestify): preheaderbb is *not* part of loop of the
1245 old destination.
1247 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1249 * tree-ssa-alias.c (may_alias_p): If the variable
1250 is a global variable and the pointer is parameter
1251 and -fargument-noalias-global is used, then
1252 the pointer cannot alias the variable.
1254 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
1256 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
1257 * config/sparc/sparc.h: Likewise.
1258 * config/sparc/sparc.md: Likewise.
1260 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
1262 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
1264 * tree-vrp.c: Fix a comment typo.
1266 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1268 PR tree-optimization/20920
1269 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
1270 SSA_NAME flows through an abnormal edge.
1271 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
1272 through abnormal edges.
1273 (maybe_add_assert_expr): Likewise.
1275 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
1277 * config/s390/s390.h (s390_tune_string, s390_arch_string)
1278 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
1279 (s390_stack_size_string, s390_stack_guard_string, target_flags)
1280 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
1281 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
1282 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
1283 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
1284 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
1285 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
1286 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1287 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1288 (TARGET_HANDLE_OPTION): Likewise.
1289 (s390_tune): Initialize to PROCESSOR_max.
1290 (s390_arch_string): Make static.
1291 (s390_tune_string, s390_warn_framesize_string): Delete.
1292 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1293 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1294 (s390_handle_arch_option, s390_handle_option): New functions.
1295 (override_options): Remove parsing of option strings.
1296 * config/s390/s390.opt: New file.
1298 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1300 * tree-complex.c (expand_vector_operations): Call
1301 update_stmt_if_modified.
1303 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1305 * tree-vect-analyze (vect_determine_vectorization_factor):
1306 Do not use GET_MODE_NUNITS.
1307 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1308 (vectorizable_load, vect_transform_loop): Likewise.
1310 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1312 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1313 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1314 * optabs.h (enum optab_index): Add new OTI_lceil.
1315 (lceil_optab): Define corresponding macro.
1316 * optabs.c (init_optabs): Initialize lceil_optab.
1317 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1318 and lceildi2 patterns.
1319 * builtins.c (expand_builtin_int_roundingfn): Handle
1320 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1321 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1322 BUILT_IN_LLCEIL{,F,L}.
1323 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1324 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1325 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1326 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1327 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1328 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1329 into lceil built-in function and (long long int)ceil{,f,l} into
1330 llceil built-in function.
1331 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1332 BUILT_IN_LLCEIL.
1334 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1336 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1337 zero.
1339 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1341 * config/arm/arm.c: Fix a comment typo.
1342 * doc/tree-ssa.texi: Fix a typo.
1344 2005-04-10 Steven Bosscher <stevenb@suse.de>
1346 * cselib.c (clear_table): Rename to cselib_clear_table.
1347 * cselib.h (cselib_clear_table): Add prototype.
1348 * gcse.c (gcse_main): Make 'f' argument unused.
1349 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1350 of each basic block instead.
1351 (compute_sets, compute_hash_table_work): Likewise.
1352 (constprop_register): Change int 'alter_jumps' argument to bool.
1353 (do_local_cprop): Likewise.
1354 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1355 the insn chain. Explicitly clear the cselib tables after finishing
1356 one basic block. Make sure there are no unterminated libcall blocks.
1357 Update compute_sets call.
1358 (cprop): Walk basic blocks instead of the insn chain.
1359 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1360 Likewise.
1361 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1362 one_cprop_pass calls.
1364 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1366 * combine.c (combine_simplify_rtx): Remove a transformation that
1367 relies on an invalid assumption about rtl sign-extension semantics.
1369 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1371 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1372 to build_int_cst_wide.
1374 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1376 PR target/20126
1377 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1378 set the original address pseudo to the correct value before the
1379 original insn, if possible, and leave the insn alone, otherwise
1380 create a new pseudo, set it and replace it in the insn.
1381 * recog.c (validate_change_maybe_volatile): New.
1382 * recog.h (validate_change_maybe_volatile): Declare.
1384 2005-04-09 Caroline Tice <ctice@apple.com>
1386 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1387 Remove targetm.have_named_sections test.
1388 (fix_edges_for_rarely_executed_code): Likewise.
1389 (insert_section_boundary_note): Likewise.
1390 (reorder_basic_blocks): Check partitioning flag before calling
1391 verify_hot_cold_block_grouping.
1392 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1393 the function struct rather than global variables.
1394 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1395 (COLD_END_LABEL): Likewise
1396 (cold_text_section_label): New static global variable.
1397 (cold_end_label): Likewise.
1398 (dwarf2out_switch_text_section): Get hot/cold section labels from
1399 the function struct rather than global variables.
1400 (output_aranges): Use cold_text_section_label and cold_end_label;
1401 check partitioning flag before putting out delta.
1402 (output_ranges): Remove incorrect code attempting to use
1403 hot/cold labels.
1404 (output_line_info): Get cold section label from function struct.
1405 (add_location_or_const_value_attribute): Likewise.
1406 (get_subprogram_die): Get hot/cold section labels from function struct.
1407 (dwarf2out_var_location): Likewise.
1408 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1409 write out cold_text_section_label if partition flag is set.
1410 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1411 * function.h (struct function): Add new fields to point to hot/cold
1412 section labels: hot_section_label, cold_section_label,
1413 hot_section_end_label and cold_section_end_label; also add new field
1414 for cold text section name, unlikely_text_section_name.
1415 * opts.c (decode_options): Turn off partitioning flag if
1416 !targetm.have_named_sections.
1417 * output.h (hot_section_label): Remove.
1418 (hot_section_end_label): Remove.
1419 (cold_section_end_label): Remove.
1420 (unlikely_section_label): Remove.
1421 (unlikely_text_section_name): Remove.
1422 * passes.c (rest_of_handle_final): Remove code that frees
1423 unlikely_text_section_name.
1424 * varasm.c (unlikely_section_label): Remove.
1425 (hot_section_label): Remove.
1426 (hot_section_end_label): Remove.
1427 (cold_section_end_label): Remove.
1428 (unlikely_text_section_name): Remove.
1429 (initialize_cold_section_name): Modify to call
1430 targetm.strip_name_encoding; to store cold section name in current
1431 function struct, if it exists; and to only use the decl_section_name
1432 if flag_named_sections is true.
1433 (unlikely_text_section): Modify to get section name out of current
1434 function struct, if there is one; otherwise build it from
1435 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1436 (in_unlikely_text_section): Likewise.
1437 (named_section): Modify to get/put cold section name in current function
1438 struct, if there is one.
1439 (function_section): Change 'bool unlikely' to 'int reloc'; check
1440 targetm.have_named_sections before calling named_section.
1441 (current_function_section): Likewise.
1442 (assemble_start_function): Modify to get/put unlikely_text_section_name
1443 in current function struct; modify to get hot/cold section labels
1444 from function struct; initialize labels using
1445 ASM_GENERATE_INTERNAL_LABEL;
1446 test partitioning flag before writing out hot section label.
1447 (assemble_end_function): Test partitioning flag before writing out
1448 hot/cold section labels.
1449 (default_section_type_flags_1): Modify to use array instead of
1450 char* for unlikely_text_section_name; set flags correctly for
1451 cold text section if there is not a current function decl.
1453 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1455 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1456 and TI_VA_LIST_FPR_COUNTER_FIELD.
1457 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1458 * tree-pass.h (pass_stdarg): Add.
1459 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1460 * tree-stdarg.c: New file.
1461 * tree-stdarg.h: New file.
1462 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1463 (tree-stdarg.o): Add dependencies.
1464 * function.h (struct function): Add va_list_gpr_size and
1465 va_list_fpr_size fields.
1466 * function.c (allocate_struct_function): Initialize them.
1467 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1468 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1469 (TARGET_INITIALIZER): Add it.
1471 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1472 va_list_{g,f}pr_counter_field.
1473 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1474 area will not be used. Only save registers that tree-stdarg.c
1475 detected they need saving.
1476 (ix86_va_start): Don't set up fields that won't be used.
1478 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1479 va_list_{g,f}pr_counter_field.
1480 (setup_incoming_varargs): Don't do anything if reg_save
1481 area will not be used. Only save registers that tree-stdarg.c
1482 detected they need saving.
1483 (rs6000_va_start): Don't set up fields that won't be used.
1485 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1486 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1487 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1488 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1490 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1492 PR target/20795
1493 * config/i386/i386.c (construct_container): Pass empty aligned
1494 struct, union or class in memory.
1496 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1498 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1499 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1500 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1501 config/rs6000/predicates.md: Fix comment typos.
1503 * sched-int.h (haifa_insn_data): Remove blockage and units.
1504 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1505 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1506 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1508 2005-04-09 Jan Hubicka <jh@suse.cz>
1509 Steven Bosscher <stevenb@suse.de>
1511 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1512 * cfgloop.c (get_loop_exit_edges): Likewise.
1513 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1514 (unloop): Likewise.
1515 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1516 * tree-cfg.c (dump_cfg_status): Likewise.
1518 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1520 * config/rs6000/predicates.md (altivec_register_operand): Remove
1521 redundant match_code test.
1522 (gpc_reg_operand): Same.
1523 (cc_reg_operand): Same.
1524 (cc_reg_not_cr0_operand): Same.
1526 2005-04-09 Jan Hubicka <jh@suse.cz>
1528 Forgotten hunk from my last merge patch:
1529 * final.c (output_addr_const): Do not call mark_referenced.
1531 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1533 * doc/tree-ssa.texi: Add immediate use documentation.
1535 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1537 * arm.c (FL_WBUF): Define.
1538 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1539 (arm_is_6_or_7): Delete.
1540 (arm_tune_wbuf): New.
1541 (arm_override_options): Set arm_tune_wbuf.
1542 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1543 (arm_is_6_or_7): Delete declaration.
1544 (arm_tune_wbuf): New declartion.
1545 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1546 (model_wbuf): Derive from arm_tune_wbuf.
1547 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1548 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1549 (arm740t): Mark CPUs as having a write buffer.
1551 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1553 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1554 of 'const_double_operand' in operand 2 constraints. Update enable
1555 condition.
1557 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1559 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1560 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1561 * optabs.h (enum optab_index): Add new OTI_lfloor.
1562 (lfloor_optab): Define corresponding macro.
1563 * optabs.c (init_optabs): Initialize lfloor_optab.
1564 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1565 and lfloordi2 patterns.
1566 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1567 (expand_builtin_int_roundingfn): New function.
1568 (fold_builtin_int_roundingfn): New prototype.
1569 (fold_builtin_int_roundingfn): New function, renamed from
1570 fold_builtin_lround.
1571 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1572 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1573 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1574 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1575 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1576 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1577 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1578 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1579 into lfloor built-in function and (long long int)floor{,f,l} into
1580 llfloor built-in function.
1581 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1582 BUILT_IN_LLFLOOR.
1584 2005-04-08 Ian Lance Taylor <ian@airs.com>
1586 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1587 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1588 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1589 (DO_COND, DO_BODY): Likewise.
1590 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1591 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1592 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1593 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1594 (build_continue_stmt, build_break_stmt): Don't declare.
1595 (c_do_switch_warnings): Update declaration.
1596 * c-gimplify.c (enum bc_t): Remove.
1597 (struct c_gimplify_ctx, ctxp): Remove.
1598 (push_context, pop_context): Remove static functions.
1599 (c_genericize): Don't call push_context or pop_context.
1600 (begin_bc_block, finish_bc_block): Remove static functions.
1601 (build_bc_goto): Likewise.
1602 (gimplify_c_loop): Likewise.
1603 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1604 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1605 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1606 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1607 * c-common.c (c_do_switch_warnings): Rename from
1608 c_do_switch_warnings_1.
1609 (c_do_switch_warnings) [old version]: Remove.
1610 (c_do_switch_expr_warnings): Remove.
1611 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1612 function instead of c_do_switch_expr_warnings.
1613 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1614 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1615 * c-pretty-print.c (pp_c_statement): Likewise.
1616 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1618 2005-04-08 Devang Patel <dpatel@apple.com>
1620 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1621 While selecting replacement condition pay attention to loop header.
1623 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1625 Merge from tree-cleanup-branch: VRP, store CCP, store
1626 copy-prop, incremental SSA updating of FUD chains and
1627 newly exposed symbols.
1629 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1630 (OBJS-common): Add tree-vrp.o.
1631 (tree-vrp.o): New rule.
1632 * basic-block.h (nearest_common_dominator_for_set): Declare.
1633 * common.opt (ftree-store-ccp): New flag.
1634 (ftree-copy-prop): New flag.
1635 (ftree-vrp): New flag.
1636 (ftree-store-copy-prop): New flag.
1637 * dominance.c (nearest_common_dominator_for_set): New.
1638 * domwalk.c (walk_dominator_tree): Only traverse
1639 statements in blocks marked in walk_data->interesting_blocks.
1640 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1641 * fold-const.c (fold): Handle ASSERT_EXPR.
1642 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1643 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1644 flag_tree_vrp at -O2.
1645 * timevar.def (TV_TREE_VRP): Define.
1646 (TV_TREE_COPY_PROP): Define.
1647 (TV_TREE_STORE_COPY_PROP): Define.
1648 (TV_TREE_SSA_INCREMENTAL): Define.
1649 (TV_TREE_STORE_CCP): Define.
1650 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1651 to kill_redundant_phi_nodes from comment.
1652 (verify_expr): Handle ASSERT_EXPR.
1653 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1654 argument. Update all users.
1655 (mark_call_clobbered_vars_to_rename): Remove. Update all
1656 users.
1657 * tree-flow-inline.h (unmodifiable_var_p): New.
1658 * tree-flow.h (enum value_range_type): Declare.
1659 (struct value_range_def): Declare.
1660 (value_range): Declare.
1661 (remove_all_phi_nodes_for): Remove. Update all users.
1662 (find_phi_node_for): Declare.
1663 (add_type_alias): Declare.
1664 (count_uses_and_derefs): Declare.
1665 (kill_redundant_phi_nodes): Remove.
1666 (rewrite_into_ssa): Remove.
1667 (rewrite_def_def_chains): Remove.
1668 (update_ssa, register_new_name_mapping, create_new_def_for,
1669 need_ssa_update_p, name_registered_for_update_p,
1670 release_ssa_name_after_update_ssa, dump_repl_tbl,
1671 debug_repl_tbl, dump_names_replaced_by,
1672 debug_names_replaced_by, mark_sym_for_renaming,
1673 mark_set_for_renaming, get_current_def, set_current_def,
1674 get_value_range, dump_value_range, debug_value_range,
1675 dump_all_value_ranges, debug_all_value_ranges,
1676 expr_computes_nonzero, loop_depth_of_name,
1677 unmodifiable_var_p): Declare.
1678 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1679 ASSERT_EXPR.
1680 * tree-into-ssa.c (block_defs_stack): Update comment.
1681 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1682 syms_to_rename, names_to_release, repl_tbl,
1683 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1684 need_to_replace_names_p): New locals.
1685 (NAME_SETS_GROWTH_FACTOR): Define.
1686 (struct repl_map_d): Declare.
1687 (struct mark_def_sites_global_data): Add field
1688 interesting_blocks.
1689 (enum rewrite_mode): Declare.
1690 (REGISTER_DEFS_IN_THIS_STMT): Define.
1691 (compute_global_livein): Use last_basic_block instead of
1692 n_basic_blocks.
1693 (set_def_block): Remove last argument. Update all callers.
1694 (prepare_use_operand_for_rename): Remove. Update all callers.
1695 (prepare_def_operand_for_rename): Remove. Update all callers.
1696 (symbol_marked_for_renaming): New.
1697 (is_old_name): New.
1698 (is_new_name): New.
1699 (repl_map_hash): New.
1700 (repl_map_eq): New.
1701 (repl_map_free): New.
1702 (names_replaced_by): New.
1703 (add_to_repl_tbl): New.
1704 (add_new_name_mapping): New.
1705 (mark_def_sites): Assume that all the operands in the
1706 statement are in normal form.
1707 (find_idf): Assert that the block in the stack is valid.
1708 (get_default_def_for): New.
1709 (insert_phi_nodes_for): Add new argument 'update_p'.
1710 Add documentation.
1711 If update_p is true, add a new mapping between the LHS of
1712 each new PHI and the name that it replaces.
1713 (insert_phi_nodes_1): Only call find_idf if needed.
1714 (get_reaching_def): Call get_default_def_for.
1715 (rewrite_operand): Remove.
1716 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1717 and REWRITE_THIS_STMT are false.
1718 Assume that all the operands in the statement are in
1719 normal form.
1720 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1721 (rewrite_virtual_phi_arguments): Remove.
1722 (invalidate_name_tags): Remove.
1723 (register_new_update_single, register_new_update_set,
1724 rewrite_update_init_block, replace_use,
1725 rewrite_update_fini_block, rewrite_update_stmt,
1726 rewrite_update_phi_arguments): New.
1727 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1728 Add arguments 'entry', 'what' and 'blocks'.
1729 Initialize the dominator walker according to 'what' and
1730 'blocks'.
1731 Start the dominator walk at 'entry'.
1732 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1733 Use it to configure the dominator walker.
1734 (rewrite_into_ssa): Remove argument 'all'.
1735 Make internal.
1736 (rewrite_all_into_ssa): Remove.
1737 (rewrite_def_def_chains): Remove.
1738 (mark_def_interesting, mark_use_interesting,
1739 prepare_phi_args_for_update, prepare_block_for_update,
1740 prepare_def_site_for, prepare_def_sites,
1741 dump_names_replaced_by, debug_names_replaced_by,
1742 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1743 delete_update_ssa, create_new_def_for,
1744 register_new_name_mapping, mark_sym_for_renaming,
1745 mark_set_for_renaming, need_ssa_update_p,
1746 name_registered_for_update_p, ssa_names_to_replace,
1747 release_ssa_name_after_update_ssa,
1748 insert_updated_phi_nodes_for, update_ssa): New.
1749 * tree-loop-linear.c (linear_transform_loops): Call
1750 update_ssa instead of rewrite_into_ssa.
1751 * tree-optimize.c (vars_to_rename): Remove.
1752 Update all users.
1753 (init_tree_optimization_passes): Replace
1754 pass_redundant_phi with pass_copy_prop.
1755 Add pass_vrp.
1756 Replace pass_ccp with pass_store_ccp.
1757 Add pass_store_copy_prop after pass_store_ccp.
1758 (execute_todo): If the TODO_ flags don't include updating
1759 the SSA form, assert that it does not need to be updated.
1760 Call update_ssa instead of rewrite_into_ssa and
1761 rewrite_def_def_chains.
1762 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1763 (tree_rest_of_compilation):
1764 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1765 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1766 TODO_cleanup_cfg): Renumber.
1767 (TODO_verify_loops, TODO_update_ssa,
1768 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1769 TODO_update_ssa_only_virtuals): Define.
1770 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1771 Declare.
1772 * tree-phinodes.c (make_phi_node): Update documentation.
1773 (remove_all_phi_nodes_for): Remove.
1774 (find_phi_node_for): New.
1775 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1776 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1777 (interpret_rhs_modify_expr): Likewise.
1778 * tree-sra.c (decide_instantiations): Mark all symbols in
1779 SRA_CANDIDATES for renaming.
1780 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1781 (mark_all_v_defs): New function. Update all users to call it
1782 with the whole list of scalarized statements, not just the
1783 first one.
1784 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1785 (compute_flow_insensitive_aliasing): If the tag is
1786 unmodifiable and the variable isn't or vice-versa, don't
1787 make them alias of each other.
1788 (setup_pointers_and_addressables): If the type tag for
1789 VAR is about to change, mark the old one for renaming.
1790 (add_type_alias): New.
1791 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1792 (ccp_lattice_t): Rename from latticevalue.
1793 (value): Remove. Update all users.
1794 (const_val): New local variable.
1795 (do_store_ccp): New local variable.
1796 (dump_lattice_value): Handle UNINITIALIZED.
1797 (debug_lattice_value): New.
1798 (get_default_value): Re-write.
1799 (set_lattice_value): Re-write.
1800 (def_to_varying): Remove. Update all users.
1801 (likely_value): Return VARYING for statements that make
1802 stores when STORE_CCP is false.
1803 Return VARYING for any statement other than MODIFY_EXPR,
1804 COND_EXPR and SWITCH_EXPR.
1805 (ccp_initialize): Re-write.
1806 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1807 Move to tree-ssa-propagate.c.
1808 (ccp_lattice_meet): Handle memory stores when
1809 DO_STORE_CCP is true.
1810 (ccp_visit_phi_node): Likewise.
1811 (ccp_fold): Likewise.
1812 (evaluate_stmt): Likewise.
1813 (visit_assignment): Likewise.
1814 (ccp_visit_stmt): Likewise.
1815 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1816 into DO_STORE_CCP.
1817 (do_ssa_ccp): New.
1818 (pass_ccp): Use it.
1819 (do_ssa_store_ccp): New.
1820 (gate_store_ccp): New.
1821 (pass_store_ccp): Declare.
1822 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1823 (may_propagate_copy): Reformat.
1824 Don't abort if ORIG is a virtual and DEST isn't.
1825 If NEW does not have alias information but DEST does,
1826 copy it.
1827 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1828 copy_prop_kind, which_copy_prop): Declare.
1829 (stmt_may_generate_copy, get_copy_of_val,
1830 get_last_copy_of, set_copy_of_val, dump_copy_of,
1831 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1832 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1833 init_copy_prop, fini_copy_prop, execute_copy_prop,
1834 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1835 store_copy_prop): New.
1836 (pass_copy_prop, pass_store_copy_prop): Declare.
1837 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1838 'num_const_prop' and 'num_copy_prop'.
1839 (cprop_operand): Update them.
1840 (dump_dominator_optimization_stats): Dump them.
1841 (tree_ssa_dominator_optimize): Call update_ssa instead of
1842 rewrite_into_ssa.
1843 (loop_depth_of_name): Declare extern.
1844 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1845 values for LOW or HIGH.
1846 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1847 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1848 (cprop_operand): Only propagate if VAL != OP.
1849 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1850 statement for renaming.
1851 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1852 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1853 add_type_alias if necessary.
1854 Call mark_new_vars_to_rename.
1855 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1856 mark every statement updated, call update_ssa and
1857 rewrite_into_loop_closed_ssa.
1858 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1859 from LIVEIN if VAR is a virtual.
1860 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1861 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1862 (get_call_expr_operands): Reformat statement.
1863 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1864 symbols.
1865 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1866 SSA_NAME_VALUE for every name.
1867 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1868 get_value_loaded_by): New.
1869 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1870 substitute_and_fold): Move from tree-ssa-ccp.c.
1871 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1872 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1873 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1874 Declare.
1875 * tree-ssa.c (verify_use): Fix error message.
1876 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1877 check_phi_redundancy, kill_redundant_phi_nodes,
1878 pass_redundant_phi): Remove. Update all users.
1879 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1880 add_type_alias, if necessary.
1881 * tree-vectorizer.h (struct _stmt_vect_info): Update
1882 documentation for field 'memtag'.
1883 * tree-vrp.c: New file.
1884 * tree.def (ASSERT_EXPR): Define.
1885 * tree.h (ASSERT_EXPR_VAR): Define.
1886 (ASSERT_EXPR_COND): Define.
1887 (SSA_NAME_VALUE_RANGE): Define.
1888 (struct tree_ssa_name): Add field 'value_range'.
1889 (PHI_REWRITTEN): Remove.
1890 (struct tree_phi_node): Remove field 'rewritten'.
1891 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1892 -ftree-store-copy-prop): Document.
1893 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1894 Document usage of update_ssa.
1896 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1898 PR target/20814
1899 * config/rs6000/predicates.md (altivec_register_operand): Accept
1900 SUBREG.
1901 (and64_operand): Do not limit CONST_INT to mask64_operand.
1902 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1903 (and_operand): Do not limit CONST_INT to mask_operand.
1905 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1907 PR rtl-optimization/20466
1908 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1909 for overlap of the address of each list member.
1910 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1912 2005-04-08 Mike Stump <mrs@apple.com>
1914 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1916 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1917 instead of 4.
1919 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1921 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1923 * function.c (push_function_context_to): Don't set
1924 contains_functions.
1925 * function.h (function): Remove contains_functions.
1926 (current_function_contains_functions): Remove.
1928 * function.h (function): Remove instrument_entry_exit.
1929 (current_function_instrument_entry_exit): Remove.
1931 * function.h (nonlocal_labels): Remove.
1933 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1935 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1936 (check_attr_value, write_attr_get, write_expr_attr_cache,
1937 find_attr, make_internal_attr): Don't reference negative_ok or
1938 unsigned_p.
1939 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1940 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1941 (ATTR_STATIC): Adjust the value.
1943 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1945 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1947 * config/s390/tpf.h (ASM_SPEC): Define.
1949 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1951 * tree-flow.h: Remove the prototype for
1952 redirect_immediate_uses.
1953 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1955 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1957 * arm.c (arm_const_double_by_parts): New function.
1958 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1959 * arm.md (define_split for 64-bit constants): Add another one.
1961 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1963 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1965 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1967 * system.h: Revert last change.
1969 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1971 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1972 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1973 (TARGET_SWITCHES): Delete.
1974 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1975 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1976 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1977 * config/xtensa/xtensa.opt: New file.
1979 2005-04-08 Ben Elliston <bje@au.ibm.com>
1981 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1982 * config/fp-bit.h: Tidy comments.
1984 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1986 * system.h: Poison PARAMS.
1988 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1990 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1991 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1992 (TARGET_SWITCHES): Delete.
1993 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1994 * config/vax/vax.opt: New file.
1996 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1998 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2000 2005-04-07 Ian Lance Taylor <ian@airs.com>
2002 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2003 define.
2004 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2005 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2006 Likewise.
2008 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2010 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2011 all immediate uses in PHI nodes.
2013 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2015 * arm.c (arm_const_double_inline_cost): Handle any constant by
2016 using gen_lowpart and gen_highpart_mode.
2017 (note_invalid_constants): All constants in an RTX with a constraint
2018 that permits memory are now pushed to the constant pool.
2019 (output_move_double): Delete code to handle reg to reg and
2020 constant to reg moves.
2021 (const_double_needs_minipool, output_mov_immediate): Delete.
2022 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
2023 CONST_INT and CONST_VECTOR.
2024 * arm.md (ANY64): New mode macro.
2025 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
2026 (movdf_soft_insn): Split reg-reg and const-reg moves.
2027 (split patterns for 64-bit constant and register moves): New.
2028 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
2029 (cirrus_movdf_hard_insn): Likewise.
2030 * fpa.md (movdf_fpa): Likewise.
2031 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
2032 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
2033 constraints.
2034 (movv2si_internal_2): Likewise.
2035 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
2036 (movdf_vfp): Likewise.
2037 * arm-protos.h (output_mov_immediate): Delete prototype.
2039 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
2041 PR target/20093
2042 * simplify-rtx.c (simplify_unary_operation_1): Check
2043 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
2045 2005-04-06 James E Wilson <wilson@specifixinc.com>
2047 PR target/20717
2048 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
2049 ADDR_EXPR.
2051 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2053 * coverage.h (GCOV_TYPE_NODE): Delete.
2054 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
2055 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
2056 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
2057 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
2058 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
2060 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2062 PR other/20792
2063 * Makefile.in (gcc.pot): Remove options.c dependency.
2064 * optc-gen.awk: Don't quote help strings with N_().
2066 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
2068 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
2069 the function returns a pointer type.
2071 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
2073 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
2074 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
2075 * doc/invoke.texi: Documnet salias-max-implicit-fields.
2076 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
2077 explicit_uses members.
2078 (get_or_create_used_part_for): Initialize new fields.
2079 (fieldoff_compare): New function.
2080 (create_overlap_variables_for): Count number of fields, use
2081 heuristic to determine whether to create subvars for vars with
2082 only implicit uses.
2083 Sort the field list by offset and avoid creating duplicate SFT's.
2085 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2087 * c.opt (-F): Remove trailing whitespace from help string.
2088 (-finput-charset): Use a tab to separate the switch name and help
2089 string.
2090 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
2091 (-ftree-vectorizer-verbose): Likewise.
2093 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2095 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
2096 a PHI argument where a use occurs instead of all PHI arguments.
2098 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
2100 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
2101 scope.
2103 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2105 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
2106 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
2107 config/bfin/bfin.h: Fix comment typos.
2109 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
2111 * doc/install.texi: Update the URL for Jacks.
2112 * doc/sourcebuild.texi: Likewise.
2114 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2116 PR target/17245
2117 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
2118 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
2120 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2122 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
2124 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2126 * config/v850/v850-protos.h (override_options): Delete.
2127 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
2128 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
2129 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
2130 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
2131 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
2132 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
2133 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
2134 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
2135 (OVERRIDE_OPTIONS): Delete.
2136 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
2137 (small_memory_info): Remove the value field.
2138 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
2139 TARGET_NO_APP_REGS.
2140 * config/v850/v850.c (small_memory): Remove the value field.
2141 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2142 (override_options): Delete.
2143 (v850_handle_memory_option, v850_handle_option): New functions.
2144 * config/v850/v850.opt: New file.
2146 2005-04-06 Geoffrey Keating <geoffk@apple.com>
2148 * config.host: Add a section for generic hosts, and a subsection
2149 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
2150 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
2151 * config/host-darwin.h: New.
2152 * config/x-darwin: New.
2153 * config/i386/host-i386-darwin.c: New.
2154 * config/i386/x-darwin: New.
2155 * config/rs6000/host-darwin.c: Include host-darwin.h.
2156 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
2157 (darwin_rs6000_gt_pch_use_address): Likewise.
2158 * config/rs6000/x-darwin: Change name of .o built, update
2159 dependencies for changes to rs6000/host-darwin.c.
2161 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2163 PR target/17824
2164 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
2166 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
2168 * tree-vect-analyze.c (vect_analyze_loop_form): Call
2169 split_loop_exit_edge instead of loop_split_edge_with.
2171 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
2173 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
2174 UNSPEC_SET_VSCR): New constants, used throughout.
2175 (*andc3_v4sf): New.
2176 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
2177 Replace with...
2178 (altivec_vspltis<VI_char>): ... this pattern, using
2179 a QImode const_int_operand for the immediate.
2180 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
2181 define_expands.
2183 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2185 PR target/17822
2186 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
2188 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2190 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
2192 2005-04-06 Ben Elliston <bje@au.ibm.com>
2194 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
2195 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
2196 macros as living in "this file" and not gcc.h.
2198 2005-04-06 Ben Elliston <bje@au.ibm.com>
2200 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
2201 -ftree-live_range_split. Perhaps renamed at some point?
2203 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2205 PR target/20625
2206 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
2207 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
2209 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2211 * tree-flow.h (number_of_iterations_cond): Declaration removed.
2212 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
2213 (number_of_iterations_special): New function.
2214 (number_of_iterations_exit): Use number_of_iterations_special.
2215 Use simplify_using_outer_evolutions only at -O3.
2216 (number_of_iterations_cond, tree_simplify_using_condition,
2217 simplify_using_initial_conditions, loop_niter_by_eval,
2218 compare_trees, can_count_iv_in_wider_type_bound,
2219 simplify_using_outer_evolutions): Use fold_build.
2221 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
2223 * doc/install.texi (Configuration): Document --with-java-home.
2225 2005-04-05 Richard Henderson <rth@redhat.com>
2227 PR target/20342
2228 PR target/20447
2229 * config/i386/i386.c (print_operand): Handle vector zeros.
2230 (ix86_split_to_parts): Handle CONST_VECTOR.
2231 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
2232 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
2233 what modes to tie for MMX and SSE registers.
2234 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
2235 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
2236 to vector modes as well.
2237 * config/i386/predicates.md (const0_operand): Handle VOIDmode
2238 properly as an input mode.
2240 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2242 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
2244 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2246 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
2248 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2250 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
2251 and local functions, set sse_nregs to 8 and float_in_sse.
2252 (function_arg_advance, function_arg): If float_in_sse, pass
2253 SFmode and DFmode arguments in SSE registers.
2254 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
2256 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
2257 of -funit-at-a-time.
2259 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2261 * config/i386/i386-protos.h (ix86_function_value): Accept two
2262 arguments, like the target macro.
2263 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
2264 * config/i386/i386.c (ix86_function_value): Accept the second
2265 argument of the target macro.
2266 (ix86_function_ok_for_sibcall): Pass a function pointer to
2267 ix86_function_value.
2268 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
2269 call to ix86_value_regno).
2270 (ix86_value_regno): Add support for returning floating point values
2271 in SSE registers.
2273 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2275 PR tree-optimization/20076
2276 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
2277 that call __builtin_return or __builtin_apply_args.
2279 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2281 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
2282 Use immediate use iterator.
2283 (stmt_is_bumper_for_loop): Use immediate use iterator.
2284 * predict.c (strip_builtin_expect): Use update_stmt.
2285 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
2286 on all elements of a STATEMENT_LIST.
2287 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
2288 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2289 (bsi_replace): Mark stmt as modified and the update it.
2290 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2291 (expand_complex_libcal): Call update_stmt.
2292 (expand_complex_comparison): Call mark_stmt_modified.
2293 (expand_complex_operations_1): Call update_stmt_if_modified.
2294 (expand_vector_operations_1): Call mark_stmt_modified.
2295 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2296 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2297 add_immediate_use, redirect_immediate_use,
2298 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2299 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2300 (mark_new_vars_to_rename): Call update_stmt.
2301 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2302 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2303 Ignore PHI nodes.
2304 (unmodify_stmt): Delete.
2305 (update_stmt): New. Force an update of a stmt.
2306 (update_stmt_if_modified): update a stmt if it is out of date.
2307 (get_stmt_operands): Verify stmt is NOT modified.
2308 (stmt_modified_p): Update comment.
2309 (delink_imm_use): Remove a use node from its immuse list.
2310 (link_imm_use_to_list): Link a use node to a specific list.
2311 (link_imm_use): Link a node to the correct list.
2312 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2313 it in the correct list, if appropriate.
2314 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2315 (relink_imm_use): Link a use node in place of another node in a list.
2316 (relink_imm_use_stmt): LInk a node in place of another node, and set
2317 the stmt pointer.
2318 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2319 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2320 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2321 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2322 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2323 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2324 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2325 (has_zero_uses): New. Return true if there are no uses of a var.
2326 (has_single_use): New. Return true if there is only a single use of a
2327 variable.
2328 (single_imm_use): New. Return the simgle immediate use.
2329 (num_imm_uses): New. Return the number of immediate uses.
2330 (get_v_must_def_ops): Use is now a pointer.
2331 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2332 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2333 the use node.
2334 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2335 (delink_stmt_imm_use): Delink all immuses from a stmt.
2336 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2337 * tree-flow.h (struct dataflow_d): Delete.
2338 (immediate_use_iterator_d): New. Immediate use iterator struct.
2339 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2340 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2341 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2342 iteration.
2343 (struct stmt_ann_d): Remove dataflow_t from struct.
2344 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2345 (if_convertible_phi_p): Use FAST immuse iterator.
2346 (if_convertible_loop_p): Don't call compute_immediate_uses.
2347 (replace_phi_with_cond_modify_expr): Call update_stmt.
2348 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2349 update_stmt_if_modified.
2350 (rewrite_all_into_ssa): Initialize ssa operands.
2351 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2352 compute_immediate_uses.
2353 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2354 ssa_property is available.
2355 (execute_one_pass): Change parameters passed to execute_todo.
2356 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2357 (remove_ssa_form): Call fini_ssa_operands.
2358 (insert_backedge_copies): Delete call to modify_stmt.
2359 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2360 (release_phi_node): Delink any use nodes before releasing.
2361 (resize_phi_node): Relink any use nodes.
2362 (remove_phi_arg_num): Delink the use node.
2363 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2364 (remove_all_phi_nodes_for): Release phi node first.
2365 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2366 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2367 (scalarize_use, scalarize_copy): Call update_stmt.
2368 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2369 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2370 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2371 (ccp_initialize): Remove call to compute_immediate_uses.
2372 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2373 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2374 stmts.
2375 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2376 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2377 (eliminate_redundant_computations): Call mark_stmt_modified.
2378 (cprop_operand): Call mark_stmt_modified.
2379 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2380 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2381 (dse_optimize_stmt): Use new immuse interface.
2382 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2383 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2384 (substitute_single_use_vars): Use new immuse interface.
2385 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2386 and compute_immediate_uses.
2387 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2388 interface.
2389 (rewrite_mem_refs): Call update_stmt.
2390 (determine_lsm): Remove call to compute_imm_uses and free_df.
2391 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2392 (try_unroll_loop_completely): Call update_stmt.
2393 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2394 (rewrite_use_compare): Call update_stmt.
2395 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2396 (rewrite_use) : Call update_stmt.
2397 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2398 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2399 update_stmt.
2400 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2401 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2402 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2403 use nodes.
2404 (initialize_vuse_operand): New. Initialize a vuse operand.
2405 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2406 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2407 (finalize_ssa_defs): Use stmt parameter.
2408 (correct_use_link): Ensure a use node is in the correct list, and has
2409 the correct stmt pointer.
2410 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2411 finalize_ssa_v_must_defs): Also initialize use nodes.
2412 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2413 (build_ssa_operands): Seperate parsing from final operand construction.
2414 (parse_ssa_operands): New. Parse entry point for operand building.
2415 (swap_tree_operands): New. Swap 2 tree operands.
2416 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2417 operands.
2418 (get_expr_operands): Call swap_tree_operands when needed.
2419 (copy_virtual_operands): Use initialize routines for virtual use ops.
2420 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2421 (verify_abort): New. Issue imm_use error.
2422 (verify_imm_links): New Verify imm_use links for a var.
2423 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2424 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2425 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2426 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2427 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2428 (NULL_USE_OPERAND_P) Define.
2429 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2430 use node.
2431 (struct vuse_operand_type): New struct.
2432 (SET_USE): Call set_ssa_use_from_ptr.
2433 (USE_STMT): Define.
2434 (PHI_ARG_INDEX_FROM_USE): Define.
2435 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2436 argument via SET_USE, not PHI_ARG_DEF_TREE.
2437 * tree-ssa-pre.c (eliminate): Call update_stmt.
2438 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2439 call free_df.
2440 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2441 (nearest_common_dominator_of_uses): Use imm_use iterator.
2442 (statement_sink_location): Use imm_use iterator and interface.
2443 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2444 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2445 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2446 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2447 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2448 if new parameter is true.
2449 (init_tree_ssa): Don't initialize operand cache here.
2450 (delete_tree_ssa): Don't destroy operand cache here.
2451 (propagate_into_addr): Pass in a use pointer, return true if anything
2452 was changed.
2453 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2454 (check_phi_redundancy): Use imm_use iterator.
2455 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2456 free_df.
2457 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2458 (release_ssa_name): Delink node and all elements in its imm_use list.
2459 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2460 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2461 * tree-vectorizer.c (need_imm_uses_for): Delete.
2462 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2463 * tree.h (struct ssa_imm_use_d): Define.
2464 (SSA_NAME_IMM_USE_NODE): Define.
2465 (struct tree_ssa_name): Add imm_use node.
2466 (PHI_DF): Delete.
2467 (PHI_ARG_IMM_USE_NODE): Define.
2468 (struct phi_arg_d): Add imm_use node.
2469 (struct tree_phi_node): Remove struct dataflow_d element.
2470 (TDF_STMTADDR): Define.
2472 2005-04-05 Dale Johannesen <dalej@apple.com>
2474 * doc/invoke.texi (Optimization Options): Remove
2475 duplicate -fcse-follow-jumps. Add -fweb.
2476 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2477 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2479 2005-04-05 Per Bothner <per@bothner.com>
2481 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2482 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2483 (warn_uninit): Get EXPR_LOCUS from context now instead.
2484 This fixes a USE_MAPPED_LOCATION testsuite failure.
2486 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2488 2005-04-05 Per Bothner <per@bothner.com>
2490 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2491 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2492 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2493 before warning.
2495 2004-04-05 Devang Patel <dpatel@apple.com>
2497 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2498 (lhsr<mode>3): ... new name.
2499 (altivec_vsra<VI_char>): Rename to ..
2500 (ashr<mode>3): ... new name.
2501 * config/rs6000/rs6000.c (builtin_description): Rename shift
2502 operations.
2504 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2506 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2507 gen_lowpart_for_combine.
2508 * cse.c (gen_lowpart_if_possible): Move...
2509 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2510 gen_lowpart_SUBREG.
2511 (gen_lowpart_no_emit_general): Use it.
2513 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2515 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2516 overriding.
2518 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2520 * system.h: Fix typo.
2522 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2524 * config/bfin/bfin-modes.def: New file.
2525 * config/bfin/bfin-protos.h: New file.
2526 * config/bfin/bfin.c: New file.
2527 * config/bfin/bfin.h: New file.
2528 * config/bfin/bfin.md: New file.
2529 * config/bfin/bfin.opt: New file.
2530 * config/bfin/crti.s: New file.
2531 * config/bfin/crtn.s: New file.
2532 * config/bfin/elf.h: New file.
2533 * config/bfin/lib1funcs.asm: New file.
2534 * config/bfin/predicates.md: New file.
2535 * config/bfin/t-bfin: New file.
2536 * config/bfin/t-bfin-elf: New file.
2537 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2538 Document new attributes.
2539 (interrupt, interrupt_handler, saveall): Update documentation for
2540 these attributes.
2541 * doc/install.texi (Specific): Add entry for the Blackfin.
2542 * doc/invoke.texi (Blackfin Options): New section.
2543 * doc/md.texi (Blackfin family): New section to document constraints.
2544 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2546 2005-04-05 Olivier Hainque <hainque@adacore.com>
2548 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2549 match what the system unwinder expects.
2550 * config/mips/mips.c (mips_frame_set): If we're saving the return
2551 address register and the dwarf return address column number differs
2552 from the hard register number, adjust the note reg to refer to the
2553 former.
2555 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2557 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2558 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2559 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2560 (processor_type): New enum.
2561 (mn10300_processor): New variable.
2562 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2563 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2564 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2565 (PROCESSOR_DEFAULT): New macro.
2566 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2567 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2568 (mn10300_handle_option, mn10300_override_options): New functions.
2569 * config/mn10300/mn10300.opt: New file.
2571 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2572 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2574 PR tree-optimization/19903
2575 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2576 that don't fit in their type after conversion.
2578 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2580 PR target/20421
2581 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2582 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2583 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2584 flag here. Implement using define_insn_and_split.
2585 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2586 (frndintxf2_mask_pm_i387): New insn patterns.
2587 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2588 Do not set ix86_optimize_mode_switching flag.
2589 (ceilsf2, ceildf2, ceilxf2): Same.
2590 (btruncsf2, btruncdf2, btruncxf2): Same.
2591 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2593 2005-04-05 Ian Lance Taylor <ian@airs.com>
2595 PR debug/9963
2596 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2597 i386_pe_record_external_function.
2598 (i386_pe_record_external_function): Update declaration.
2599 * config/i386/winnt.c (struct extern_list): Add decl field.
2600 (i386_pe_record_external_function): Add decl parameter.
2601 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2602 identifier.
2603 * config/i386/i386-protos.h (i386_pe_record_external_function):
2604 Update declaration.
2606 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2608 * config/m68k/m68k-protos.h: Add a prototype for
2609 valid_dbcc_comparison_p_2.
2610 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2611 extend_operator, const_uint32_operand, const_sint32_operand,
2612 general_src_operand, nonimmediate_src_operand,
2613 memory_src_operand, post_inc_operand, pre_dec_operand,
2614 pcrel_address): Move to predicates to predicates.md.
2615 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2616 * config/m68k/m68k.md: Include predicates.md.
2617 * config/m68k/predicates.md: New.
2619 2005-04-04 Roger Sayle <roger@eyesopen.com>
2621 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2623 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2625 2005-04-04 Ian Lance Taylor <ian@airs.com>
2627 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2628 switch_expr.
2629 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2630 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2631 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2632 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2633 * c-common.c (c_do_switch_warnings_1): New static function broken
2634 out of c_do_switch_warnings.
2635 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2636 (c_do_switch_expr_warnings): New function.
2637 * c-common.h (c_do_switch_expr_warnings): Declare.
2639 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2640 Daniel Jacobowitz <dan@codesourcery.com>
2642 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2643 trapping divide.
2644 * rtlanal.c (may_trap_p): Same.
2646 2005-04-04 Dale Johannesen <dalej@apple.com>
2648 * ChangeLog: remove reference to ChangeLog.12.
2650 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2652 CRIS epilogue as RTL.
2653 * config/cris/cris.md: Change all 0 in unspec 0 to
2654 CRIS_UNSPEC_PLT.
2655 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2656 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2657 patterns.
2658 ("return"): Change to define_expand. Call cris_expand_return for
2659 actual expansion.
2660 ("*return_expanded"): New pattern.
2661 ("epilogue"): New define_expand.
2662 * config/cris/cris.h (PREDICATE_CODES): Add
2663 cris_load_multiple_op.
2664 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2665 type.
2666 (enum cris_retinsn_type): New.
2667 (struct machine_function): New member return_type.
2668 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2669 (cris_target_asm_function_epilogue): Remove, moving RTLified
2670 contents to...
2671 (cris_expand_epilogue): New function.
2672 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2673 (cris_gen_movem_load, cris_load_multiple_op)
2674 (cris_return_address_on_stack_for_return, cris_expand_return): New
2675 functions.
2676 (cris_target_asm_function_prologue)
2677 (cris_initial_frame_pointer_offset): Call
2678 cris_reg_saved_in_regsave_area instead of complicated expression.
2679 Call cris_return_address_on_stack instead of an expression.
2680 (cris_print_operand) <case 'o', case 'O'>: New cases.
2681 (cris_return_address_on_stack): Change return-type to bool.
2682 (cris_simple_epilogue): Ditto. Return false if registers are
2683 saved.
2684 * config/cris/cris-protos.h (cris_simple_epilogue)
2685 (cris_return_address_on_stack): Adjust prototype return type.
2686 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2687 (cris_return_address_on_stack_for_return): New prototypes.
2689 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2691 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2692 gpr_or_int12_operand.
2694 * config/frv/frv-protos.h: Add a prototype to
2695 frv_legitimate_memory_operand and frv_const_unspec_p.
2696 (frv_unspec): Move from frv.c.
2697 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2698 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2699 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2700 gpr_or_fpr_operand, gpr_or_int12_operand,
2701 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2702 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2703 int6_operand, int5_operand, uint5_operand, uint4_operand,
2704 uint1_operand, int_2word_operand, uint16_operand,
2705 upper_int16_operand, integer_register_operand,
2706 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2707 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2708 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2709 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2710 move_destination_operand, movcc_fp_destination_operand,
2711 frv_function_symbol_referenced_p, move_source_operand,
2712 condexec_dest_operand, condexec_source_operand,
2713 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2714 const_unspec_operand, gpr_or_memory_operand,
2715 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2716 icc_operand, fcc_operand, cc_operand, icr_operand,
2717 fcr_operand, cr_operand, call_operand, sibcall_operand,
2718 symbolic_operand, relational_operator,
2719 integer_relational_operator, float_relational_operator,
2720 ccr_eqne_operator, minmax_operator,
2721 condexec_si_binary_operator, condexec_si_media_operator,
2722 condexec_si_divide_operator, condexec_si_unary_operator,
2723 condexec_sf_conv_operator, condexec_sf_add_operator,
2724 condexec_memory_operand, intop_compare_operator, acc_operand,
2725 even_acc_operand, quad_acc_operand, accg_operand: Move to
2726 predicates.md.
2727 * config/frv/frv.h (PREDICATE_CODES): Remove.
2728 * config/frv/frv.md: Include predicates.md.
2729 * config/frv/predicates.md: New.
2731 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2733 PR target/19537
2734 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2735 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2736 (add_standard_iv_candidates_for_size): New function, extracting code
2737 from add_standard_iv_candidates and parameterizing it by type size.
2738 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2740 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2742 * system.h (GCOV_SIZE_TYPE): Unposion.
2743 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2744 (GCOV_TYPE_SIZE): ...this new macro.
2745 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2746 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2747 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2748 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2749 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2750 instead of unsigned_intSI_type_node.
2751 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2752 (rtl_gen_one_value_profiler_no_edge_manipulation)
2753 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2754 * value-prof.c: Include coverage.h.
2756 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2757 Diego Novillo <dnovillo@redhat.com>
2759 Fix PR tree-optimization/20703
2760 Fix PR tree-optimization/20725
2762 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2763 (create_expression_by_pieces): Ditto.
2764 (valid_in_set): Ditto. Also handle tcc_declaration.
2765 (find_or_generate_expression): Handle comparison class.
2766 (insert_into_preds_of_block): Ditto.
2767 (insert_aux): Ditto.
2768 (create_value_expr_from): Handle comparison class, recursively
2769 handle reference nodes.
2770 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2771 (execute_pre): Fix spacing.
2772 (do_fre): Renamed to execute_fre.
2774 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2776 * doc/invoke.texi (SPARC options): Document that
2777 -mlittle-endian is not supported on Linux either.
2779 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2781 PR target/4198
2782 PR target/12027
2783 * config.gcc (Obsolete configurations): Remove
2784 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2785 (sparclite-*-coff*): Delete.
2786 (sparclite-*-elf*): Likewise.
2787 (sparc86x-*-elf*): Likewise.
2788 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2789 * config/sparc/lite.h: Delete.
2790 * config/sparc/litecoff.h: Likewise.
2791 * config/sparc/liteelf.h: Likewise.
2792 * config/sparc/sp86x-elf.h: Likewise.
2793 * config/sparc/t-sparclite: Likewise.
2794 * config/sparc/t-sp86x: Likewise.
2796 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2798 * config/s390/s390-protos.h: (s390_comparison,
2799 s390_alc_comparison, s390_slb_comparison, const0_operand,
2800 consttable_operand, larl_operand, s_operand,
2801 shift_count_operand, bras_sym_operand, load_multiple_operation,
2802 store_multiple_operation, s390_plus_operand): Remove prototypes.
2803 (s390_legitimate_address_without_index_p): New prototype.
2804 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2805 to s390.h.
2806 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2807 const0_operand, consttable_operand, larl_operand, s_operand,
2808 shift_count_operand, bras_sym_operand, load_multiple_operation,
2809 store_multiple_operation, s390_plus_operand): Move to
2810 predicates.md.
2811 (check_mode): Remove.
2812 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2813 s390-protos.h.
2814 (s390_legitimate_address_without_index_p): New.
2815 * config/s390/s390.h (PREDICATE_CODES): Remove.
2816 * config/s390/s390.md: Include predicates.md.
2817 * config/s390/predicates.md: New.
2819 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2821 PR target/20446
2822 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2823 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2824 (NEED_INDICATE_EXEC_STACK): Define to 1.
2825 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2826 (NEED_INDICATE_EXEC_STACK): Define to 1.
2827 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2828 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2829 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2830 (pic_helper_emitted_p): New global.
2831 (emit_pic_helper): New function extracted from...
2832 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2833 Do not call emit_pic_helper if delay_pic_helper is true.
2834 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2835 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2836 (sparc_file_end): New function.
2838 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2840 * config/mcore/mcore-protos.h: Remove the prototypes for
2841 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2842 mcore_general_movdst_operand, mcore_reload_operand,
2843 mcore_arith_J_operand, mcore_arith_K_operand,
2844 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2845 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2846 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2847 mcore_literal_K_operand, mcore_addsub_operand,
2848 mcore_compare_operand, mcore_load_multiple_operation,
2849 mcore_store_multiple_operation, mcore_call_address_operand.
2850 Add a prototype for const_ok_for_mcore.
2851 * config/mcore/mcore.c (mcore_call_address_operand,
2852 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2853 mcore_arith_reg_operand, mcore_reload_operand,
2854 mcore_arith_J_operand, mcore_arith_K_operand,
2855 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2856 mcore_arith_M_operand, mcore_arith_imm_operand,
2857 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2858 mcore_literal_K_operand, mcore_addsub_operand,
2859 mcore_compare_operand, mcore_load_multiple_operation,
2860 mcore_store_multiple_operation): Move to predicates.md.
2861 (const_ok_for_mcore): Export.
2862 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2863 * config/mcore/mcore.md: Include predicates.md.
2864 * config/mcore/predicates.md: New.
2866 * config/mcore/predicates.md: Fix a comment typo.
2868 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2869 Adrian Straetling <straetling@de.ibm.com>
2871 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2872 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2873 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2874 attribute.
2875 ("imul"): Removed from "type" attribute.
2876 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2877 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2878 Changed type to imulsi.
2879 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2881 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2883 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2884 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2885 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2886 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2887 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2888 (TARGET_SWITCHES, mcore_stack_increment_string)
2889 (TARGET_OPTIONS): Delete.
2890 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2891 than *_BIT constants.
2892 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2893 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2894 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2895 (mcore_override_options): Delete mcore_stack_increment code.
2896 Change use of M340_BIT to MASK_M340.
2897 * config/mcore/mcore.opt: New file.
2899 2005-04-04 Ian Lance Taylor <ian@airs.com>
2901 * config/arm/arm.c (replace_symbols_in_block): Remove static
2902 function.
2904 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2906 * config/fr30/fr30-protos.h: Remove the prototypes for
2907 stack_add_operand, add_immediate_operand,
2908 high_register_operand, low_register_operand, call_operand,
2909 di_operand, and nonimmediate_di_operand.
2910 * config/fr30/fr30.c (stack_add_operand,
2911 add_immediate_operand, high_register_operand,
2912 low_register_operand, call_operand, di_operand,
2913 nonimmediate_di_operand): Move to predicates.md.
2914 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2915 * config/fr30/fr30.md: Include predicates.md.
2916 * config/fr30/predicates.md: New.
2918 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2919 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2920 mcore_call_address_operand.
2922 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2923 general_movsrc_operand.
2925 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2927 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2928 after freeing.
2930 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2932 PR target/14812
2933 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2934 a negated value.
2936 2005-04-04 Richard Henderson <rth@redhat.com>
2937 Jakub Jelinek <jakub@redhat.com>
2939 PR rtl-optimization/16104
2940 * fold-const.c (fold_unary): Fix folding of vector conversions.
2942 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2944 * config.gcc (xstormy16-*-elf): Set extra_options.
2945 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2946 * config/stormy16/stormy16.opt: New file.
2948 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2950 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2951 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2952 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2953 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2954 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2955 (TARGET_UNIX_ASM): Delete.
2956 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2957 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2958 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2959 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2960 * config/pdp11/pdp11.opt: New file.
2962 2005-04-03 Roger Sayle <roger@eyesopen.com>
2963 Alexandre Oliva <aoliva@redhat.com>
2965 PR c++/19199
2966 * fold-const.c (non_lvalue): Split tests into...
2967 (maybe_lvalue_p): New function.
2968 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2969 C++ front-end prior to lowering into gimple form.
2971 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2973 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2974 BUILT_IN_STRNCASECMP): New.
2975 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2976 and strndup.
2978 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2980 PR target/14812
2981 * arm.md (addsi3_compare0_for_combiner): Delete.
2982 (addsi3_compare0_scratch_for_combiner): Delete.
2983 (cmpsi_neg_shiftsi): Delete.
2984 (compare_negsi_si): New pattern.
2985 (cmpsi_negshiftsi_si): New pattern.
2986 (negated_cbranchsi4): Restrict to equality_operator.
2988 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2989 template.
2991 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2993 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2994 Fix comment typos.
2996 * doc/install.texi: Fix a typo.
2998 2005-04-03 Steven Bosscher <stevenb@suse.de>
3000 PR middle-end/20648
3001 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
3002 a computed goto if the edge to the computed goto block has
3003 incoming abnormal edges. Clarify how the function works.
3005 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3007 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
3008 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
3009 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
3010 hash_scan_set, reg_set_between_after_reload_p,
3011 reg_used_between_after_reload_p, get_avail_load_store_reg,
3012 eliminate_partially_redundant_load): Likewise.
3013 * postreload.c (reload_cse_simplify_set,
3014 reload_combine_note_use): Likewise.
3015 * predict.c (predict_insn, expected_value_to_br_prob,
3016 propagate_freq, expensive_function_p): Likewise.
3017 * print-rtl.c (print_rtx): Likewise.
3018 * profile.c (instrument_edges, instrument_values,
3019 compute_branch_probabilities, branch_prob, union_groups,
3020 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
3021 * protoize.c (in_system_include_dir, file_could_be_converted,
3022 file_normally_convertible, gen_aux_info_file, seek_to_line,
3023 do_cleaning): Likewise.
3024 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
3025 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3026 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3028 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3030 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
3031 * modulo-sched.c (undo_replace_buff_elem): New structure.
3032 (kernel_number_of_cycles, ps_unschedule_node,
3033 undo_generate_reg_moves,free_undo_replace_buff,
3034 undo_permute_partial_schedule, loop_single_full_bb_p,
3035 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
3036 build_loops_structure, get_sched_window): New.
3037 (generate_reg_moves): Return undo_replace_buff_elem and other
3038 fixes.
3039 (generate_prolog_epilog): Remove old loop versioning.
3040 (sms_schedule): Use loop information and loop_version.
3041 (sms_schedule_by_order): Split part of it to get_sched_window.
3042 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
3043 cfg_layout_finalize and free_dominance_info before/after SMS.
3045 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3047 * cfghooks.c (lv_flush_pending_stmts,
3048 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
3049 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
3050 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
3051 lv_add_condition_to_bb,
3052 lv_adjust_loop_header_phi, extract_cond_bb_edges,
3053 flush_pending_stmts): New in cfg_hooks structure.
3054 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
3055 extract_cond_bb_edges, lv_adjust_loop_header_phi,
3056 lv_add_condition_to_bb): New declarations.
3057 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
3058 bool.
3059 (loop_version): Declare.
3060 * cfgloopmanip.c (cfghooks.h): Include.
3061 (duplicate_loop_to_header_edge): Change return type to bool.
3062 (loop_version, lv_adjust_loop_entry_edge): Move here.
3063 * cfgrtl.c (cfgloop.h): Include.
3064 (rtl_verify_flow_info_1): Fix.
3065 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
3066 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
3067 initialization.
3068 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
3069 tree_lv_add_condition_to_bb): New.
3070 (tree_cfg_hooks): Add new hooks to initialization.
3071 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
3072 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
3074 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3076 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
3077 xstormy16_below100_or_register,
3078 xstormy16_splittable_below100_or_register, and
3079 nonimmediate_nonstack_operand.
3081 * config/stormy16/stormy16-protos.h: Remove the prototypes for
3082 xstormy16_ineqsi_operator, equality_operator,
3083 inequality_operator, shift_operator,
3084 xstormy16_below100_operand, xstormy16_below100_or_register,
3085 xstormy16_splittable_below100_or_register,
3086 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
3087 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
3088 equality_operator, inequality_operator,
3089 xstormy16_below100_operand, xstormy16_below100_or_register,
3090 xstormy16_splittable_below100_or_register,
3091 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
3092 nonimmediate_nonstack_operand, shift_operator): Move to
3093 predicates.md.
3094 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
3095 * config/stormy16/stormy16.md: Include predicates.md.
3096 * config/stormy16/predicates.md: New.
3098 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3100 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
3101 small_int, large_int, reg_or_0_operand, simple_memory_operand,
3102 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
3103 move_operand, power_of_2_operand): Move to predicates.md.
3104 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
3105 PREDICATE_CODE): Remove.
3106 * config/iq2000/iq2000.md: Include predicates.md.
3107 * config/iq2000/predicates.md: New.
3109 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
3111 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
3112 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
3113 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
3114 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
3115 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
3116 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
3117 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
3118 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3119 (TARGET_M68HC11): Delete.
3120 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
3121 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
3122 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
3123 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3124 (nb_soft_regs): Delete.
3125 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
3126 (m68hc11_override_options): Remove the code that caters for MASK_M6811
3127 and MASK_M6812 being set simultaneously. Change the code that sets
3128 the default m68hc11_soft_reg_count to use integers instead of strings.
3129 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
3130 m68hc11_soft_reg_count (which now has an int type) as the number
3131 of soft registers.
3132 * config/m68hc11/m68hc11.opt: New file.
3134 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3136 * config/fr30/fr30.h (PREDICATE_CODES): Remove
3137 fp_displacement_operand, sp_displacement_operand.
3139 * config/m68hc11/m68hc11-protos.h: Add a prototype for
3140 m68hcc_auto_inc_p.
3141 Remove the prototypes for tst_operand, cmp_operand,
3142 stack_register_operand, d_register_operand,
3143 hard_addr_reg_operand, splitable_operand,
3144 m68hc11_logical_operator, m68hc11_arith_operator,
3145 m68hc11_non_shift_operator, m68hc11_shift_operator,
3146 m68hc11_unary_operator, m68hc11_eq_compare_operator,
3147 non_push_operand, hard_reg_operand, and
3148 reg_or_some_mem_operand.
3149 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
3150 extern.
3151 (tst_operand, cmp_operand, non_push_operand,
3152 splitable_operand, reg_or_some_mem_operand,
3153 stack_register_operand, d_register_operand,
3154 hard_addr_reg_operand, hard_reg_operand,
3155 m68hc11_eq_compare_operator, m68hc11_logical_operator,
3156 m68hc11_arith_operator, m68hc11_non_shift_operator,
3157 m68hc11_shift_operator, m68hc11_unary_operator): Move to
3158 predicates.md.
3159 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
3160 * config/m68hc11/m68hc11.md: Include predicates.md.
3161 * config/m68hc11/predicates.md: New.
3163 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3165 PR debug/19345
3166 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
3167 change checked in along with 2005-03-03's patch for debug/20253.
3168 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
3169 (remap_decl): Insert type decl in map earlier.
3171 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3173 PR tree-optimization/20640
3174 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
3175 post-dominator if it has phi nodes.
3176 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
3177 before dead statements.
3179 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3181 PR middle-end/20491
3182 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
3184 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3186 PR rtl-optimization/20290
3187 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
3188 in every iteration if the entry point is the exit test.
3190 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
3192 * config/cris/cris.md (attribute "length"): Define.
3194 2005-04-02 Geoffrey Keating <geoffk@apple.com>
3196 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
3197 (word_offset_memref_operand): New.
3198 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
3199 (indexed_or_indirect_operand): Delete.
3200 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
3201 (indexed_or_indirect_operand): Delete.
3203 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
3205 PR 20650
3206 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3207 a register.
3209 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
3210 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
3212 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3214 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
3216 2005-04-01 Ian Lance Taylor <ian@airs.com>
3218 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
3219 (rus, prus): Remove static variables.
3220 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
3221 (process_command): Permit report_times and use_pipes together.
3223 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3225 * c-decl.c (validate_proto_after_old_defn): Look at
3226 TYPE_MAIN_VARIANT of argument types.
3228 2005-04-01 Paul Brook <paul@codesourcery.com>
3230 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
3231 (arm_output_function_epilogue): Allow call_via_SP.
3232 (thumb_call_via_reg, arm_file_end): Ditto.
3233 * config/arm/arm.h (struct machine_function): Include space for SP.
3234 (thumb_call_via_label): Update declaration.
3236 2005-04-01 Ian Lance Taylor <ian@airs.com>
3238 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
3239 doing a peephole optimization, once again put any notes in the
3240 proper position.
3242 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3244 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
3246 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3248 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
3249 (block_alloc, find_free_reg): Likewise.
3250 * loop-doloop.c (doloop_modify): Likewise.
3251 * loop-invariant.c (record_use): Likewise.
3252 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
3253 get_iv_value, canon_condition, eliminate_implied_condition,
3254 eliminate_implied_condition, simplify_using_initial_values,
3255 shorten_into_mode, canonicalize_iv_subregs,
3256 iv_number_of_iterations): Likewise.
3257 * loop-unroll.c (expand_var_during_unrolling): Likewise.
3258 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
3259 unswitch_loop): Likewise.
3260 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
3261 move_movables, replace_call_address, find_and_verify_loops,
3262 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
3263 record_giv, final_giv_value, general_induction_var,
3264 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
3265 loop_giv_dump): Likewise.
3267 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
3268 GCOV_CHECK_WRITING): Remove.
3269 (gcov_position, gcov_rewrite): Use gcc_assert.
3270 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
3271 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
3272 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
3273 gcc_assert.
3275 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3277 * tree-inline.c: Fix a typo.
3279 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3281 * configure.ac (enable-checking): Explicitly set all variables for
3282 collective switch values. Alphabetize variables. Rename
3283 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
3284 synonym for 'no'.
3285 * doc/install.texi (enable-checking): Update documentation.
3286 * configure: Rebuilt.
3288 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3290 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3291 possible.
3293 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3295 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3296 Also reject cases where this pattern will cause load delay stalls
3297 unless optimizing for size and it will produce a shorter sequence.
3298 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3299 variants to avoid pre-adjusting the base when possible.
3301 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3303 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3304 the frame and argument pointers.
3305 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3306 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3307 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3308 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3309 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3310 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3312 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3314 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3315 with entry for selectany attribute.
3316 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3317 Declare.
3318 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3319 (i386_pe_asm_named_section): Handle sections generated by
3320 selectany attribute.
3321 * doc/extend.texi (selectany): Document attribute.
3323 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3324 Jan Hubicka <jh@suse.cz>
3326 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3327 to fix addresses involving EBP and ESP.
3328 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3329 for SUBREGed registers.
3330 (legitimate_address_p): Accept SUBREGed registers.
3332 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3334 PR c++/19406
3335 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3336 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3337 for FIELD_DECLs.
3339 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3341 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3343 2005-04-01 James E Wilson <wilson@specifixinc.com>
3345 PR c++/20505
3346 * dwarf2out.c (rtl_for_decl_init): New function.
3347 (rtl_for_decl_location): Extracted from here.
3348 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3349 add_const_value_attribute. Delete initializer_constant_valid_p call.
3351 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3353 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3354 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3355 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3356 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3357 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3358 config/i386/i386.md, config/rs6000/predicates.md,
3359 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3360 config/s390/s390.c, config/stormy16/stormy16.c,
3361 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3362 typos.
3364 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3366 PR c/17855
3367 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3368 COND_EXPR and CALL_EXPR.
3370 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3372 PR target/20632
3373 * genautomata.c (first_cycle_unit_presence): Check all alternative
3374 states for unit presence.
3376 * doc/md.texi: Remove remark about impossibility to query unit
3377 presence in non nondeterministic automaton state.
3379 * config/ia64/ia64.c (get_template): Change order of unit querying.
3381 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3383 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3384 obsolete comment.
3386 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3388 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3389 flag for edges outside any loops.
3391 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3393 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3395 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3397 * tree-ssa-alias.c: Follow spelling conventions.
3398 * doc/tree-ssa.texi: Fix a typo.
3400 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3402 * postreload-gcse.c: Include target.h.
3403 (gcse_after_reload_main): Return early if we cannot modify jumps.
3404 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3406 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3408 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3409 expensive operations.
3411 2005-03-31 Ian Lance Taylor <ian@airs.com>
3413 * collect2.c (lderrout): New variable.
3414 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3415 if it is set, to stderr.
3416 (handler): Unlink lderrout if it is set.
3417 (dump_file): Add "to" parameter. Change all callers.
3418 (main): Initialize lderrout.
3419 (collect_execute): Add errname parameter. Change all callers.
3420 Rename redir parameter to outname. Never pass
3421 PEX_STDERR_TO_STDOUT to pex_run.
3422 * collect2.h (collect_execute, dump_file): Update declarations.
3423 * tlink.c (tlink_execute): Add errname parameter. Change all
3424 callers.
3425 (do_tlink): Check lderrout as well as ldout.
3427 2005-03-31 Caroline Tice <ctice@apple.com>
3429 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3430 (bb-reorder.o): Add errors.h to list of requirements.
3431 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3432 profiledbootstrap flags.
3433 * bb-reorder.c (errors.h): Add new include.
3434 (struct bbro_basic_block_data_def): Add new field, in_trace.
3435 (add_unlikely_executed_notes): Remove function.
3436 (mark_bb_for_unlikely_executed_section): Remove function.
3437 (insert_section_boundary_note): New function.
3438 (verify_hot_cold_block_grouping): New function.
3439 (push_to_next_round_p): Remove variables and tests that push all
3440 cold blocks to last round.
3441 (find_traces): Remove code that added extra round of trace finding
3442 when doing partitioning.
3443 (find_traces_1_round) : Remove variable last_round; add code to
3444 update new struct field, in_trace; correct trace_length where it was
3445 incorrect before (after call to copy_bb); change code that pushed all
3446 cold blocks to last round. Instead verify that all blocks going into
3447 a trace belong in the same partition.
3448 (connect_traces): Modify to connect the traces in two passes, if the
3449 function contains both hot and cold blocks. The first pass connects
3450 all the traces for blocks in the partition that the first block in
3451 the function belongs to; the second pass connnects all the traces
3452 containing blocks that belong in the other partition.
3453 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3454 code that automatically put the first block in a function into the
3455 hot partition if the function had any hot blocks.
3456 (fix_crossing_unconditional_branches): Check number of succ edges
3457 before attempting to get one.
3458 (fix_edges_for_rarely_executed_code): Update comment describing
3459 function.
3460 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3461 remove call to add_unlikely_executed_notes; add call to
3462 verify_hot_cold_block_grouping.
3463 (duplicate_computed_gotos): Don't change computed goto if it's a
3464 crossing edge.
3465 (partition_hot_cold_basic_blocks): Update function comment.
3466 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3467 condition.
3468 (try_forward_edges): Likewise.
3469 (merge_blocks_move_predecessor_nojumps): Likewise.
3470 (merge_blocks_move_successor_nojumps): Likewise.
3471 (merge_blocks_move): Likewise.
3472 (try_crossjump_bb): Likewise.
3473 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3474 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3475 notes to cold bb's; remove call to update_unlikely_executed_notes.
3476 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3477 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3478 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3479 function declaration.
3480 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3481 from consideration.
3482 (rtl_can_merge_blocks): Remove redundancy from condition.
3483 (try_redirect_by_replacing_jump): Likewise.
3484 (force_nonfallthru_and_redirect): Remove code for adding
3485 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3486 (commit_one_edge_insertion): Likewise.
3487 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3488 * dbxout.c (FORCE_TEXT): Replace function_section with
3489 current_function_section.
3490 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3491 function, switch_text_section.
3492 (struct xcoff_debug): Likewise.
3493 (dbxout_function_end): Add code to put out label diffs for both
3494 hot and cold sections.
3495 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3496 for new debug_hooks funciton, switch_text_section..
3497 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3498 switch_text_section.
3499 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3500 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3501 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3502 dw_fde_switched_sections.
3503 (output_call_frame_info): Add test to see if function switches text
3504 sections in the middle; if so, use appropriate extra hot and cold
3505 section labels to compute size deltas for the hot and cold sections.
3506 (dwarf2out_begin_prologue): Add code to initialize new fields in
3507 dw_fde_struct.
3508 (dwarf2out_switch_text_section): New function (invoked through
3509 debug_hook); updates new fields in dw_fde_struct appropriately and
3510 increments separate_line_info_table_in_use.
3511 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3512 dwarf2out_switch_text_section.
3513 (struct var_loc_node): Add new field, section_label.
3514 (output_aranges): Add code to check whether in hot or cold section and
3515 use the appropriate label in calculating deltas.
3516 (output_ranges): Likewise.
3517 (output_line_info): Add code to check which section we're in and
3518 use appropriate hot/cold label.
3519 (add_location_or_constant_value_attribute): Likewise.
3520 (gen_subprogam_die): Modify arange attributes to use correct labels.
3521 (dwarf2out_begin_block): Change call to function_section into call to
3522 current_function_section.
3523 (dwarf2out_end_block): Likewise.
3524 (dwarf2out_source_line): Likewise.
3525 (dwarf2out_var_location): Add code to check whether in hot or cold
3526 section and use the appropriate label.
3527 * except.c (output_function_exception_table): Change call to
3528 function_section into call to current_function_section.
3529 * final.c (profile_function): Likewise.
3530 (scan_ahead_for_unlikely_executed_note): Remove function.
3531 (final_scan_insn): Remove calls to
3532 scan_ahead_for_unlikely_executed_note, and related code for switching
3533 to cold section, except for the single time
3534 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3535 debug_hooks->switch_text_sections; replace appropriate calls to
3536 function_section with calls to current_function_section.
3537 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3538 test_bb to condition.
3539 (find_if_case_2): Likewise.
3540 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3541 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3542 * opts.c (decode_options): Change warning about hot/cold partitioning
3543 with exceptionss to inform (so as not to cause bootstrap failures);
3544 remove warning about partitioning with DWARF debug info.
3545 * output.h (current_function_section): Add new function decl.
3546 (insert_section_boundary_note): Likewise.
3547 (enum in_section): Move this declaration here from varasm.c.
3548 (unlikely_section_label): Likewise.
3549 (unlikely_text_section_name): Likewise.
3550 (last_text_section_name): New global variable.
3551 (last_text_section): Likewise.
3552 (hot_section_label): Likewise.
3553 (hot_section_end_label): Likewise.
3554 (cold_section_end_label): Likewise.
3555 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3556 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3557 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3558 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3559 insn from consideration.
3560 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3561 switch_text_section.
3562 * varasm.c (basic-block.h): Add new include.
3563 (unlikely_section_label_printed): Remove global variable.
3564 (unlikely_section_label): Make global variable not be static any more.
3565 (unlikely_text_section_name): Likewise.
3566 (hot_section_end_label): New global variable (not static)
3567 (first_function_block_is_cold): Likewise.
3568 (hot_section_label): Likewise.
3569 (cold_section_end_label): Likewise..
3570 (last_text_section): New global variable, not static.
3571 (last_text_section_name): New global variable, not static.
3572 (initialize_cold_section_name): New function.
3573 (enum in_section): Move declaration to output.h.
3574 (text_section): Update last_text_section.
3575 (unlikely_text_section): Replace code to determine cold section name
3576 with call to initialize_cold_section_name; Add code to update
3577 last_text_section; remove code for printing out label.
3578 (named_section_real): Add code to update last_text_section and
3579 last_text_section_name as appropriate.
3580 (function_section): Change test for 'unlikely' to depend on
3581 first_function_block_is_cold (moved old test to
3582 current_function_section).
3583 (current_function_section): New function.
3584 (assemble_start_function): Move code that frees
3585 unlikely_text_section_name; initialize hot_section_end_label;
3586 print hot and cold section labels at the start of the function;
3587 set first_function_block_is_cold, if appropriate; initialize l
3588 ast_text_section; add call to insert_section_boundary_note.
3589 (assemble_end_function): Add code to write out hot and cold section
3590 end labels.
3591 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3592 switch_text_section.
3593 * config/darwin.c (machopic_select_section): Replace incorrect
3594 function in base_funs; update reloc for cold sections if necessary.
3595 * config/darwin.h (SECTION_FUNCTION): Add code to update
3596 last_text_section if appropriate.
3597 (text_unlikely_section): Remove.
3598 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3599 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3600 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3601 partitioning for this architecture.
3603 2005-03-31 Olivier Hainque <hainque@adacore.com>
3605 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3606 defined and non-zero.
3608 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3610 PR c++/18644
3611 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3612 semantics.
3614 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3616 PR target/20611
3617 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3618 label operand. Remove (use (unspec..)). Don't emit a label on
3619 the offset word.
3620 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3621 generate inline label for load_toc_v4_PIC_1b.
3622 (rs6000_emit_load_toc_table): Likewise.
3624 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3626 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3627 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3629 2005-03-29 Devang Patel <dpatel@apple.com>
3631 * tree-sra.c (decide_block_copy): Disable scalarization of
3632 sub-elements.
3634 2005-03-30 Stuart Hastings <stuart@apple.com>
3635 Dale Johannesen <dalej@apple.com>
3637 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3638 * print-tree.c (print_node): Add case STATEMENT_LIST.
3640 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3642 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3643 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3644 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3645 is given with "powerpc64*" or "all", or when --with-cpu chooses
3646 a 64-bit cpu.
3648 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3650 PR debug/20268
3651 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3652 gen_lexical_block_die.
3653 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3655 2005-03-31 Jan Hubicka <jh@suse.cz>
3657 2004-11-02 Jan Hubicka <jh@suse.cz>
3659 * cgraph.c (cgraph_varpool_node_name): New function.
3660 (dump_cgraph_varpool_node): New function.
3661 (dump_varpool): New function.
3662 * cgraphunit.c (cgraph_optimize): Dump varpool.
3664 2004-10-16 Jan Hubicka <jh@suse.cz>
3666 * cgraph.c (decide_is_variable_needed): New function.
3667 (cgraph_varpool_finalize_decl): Use it.
3668 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3669 unit-at-a-time.
3670 * final.c (output_addr_const): Do not call mark_referenced.
3671 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3672 always go via cgraph.
3673 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3674 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3675 * tree-optimize.c (execute_inline): Mark functions called.
3676 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3678 2004-10-11 Jan Hubicka <jh@suse.cz>
3680 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3681 (cgraph_varpool_last_needed_node): New static variable.
3682 (enqueue_needed_varpool_node): Break out from ...; add items to the
3683 end of queue; update first pointers.
3684 (cgraph_varpool_mark_needed_node): ... here.
3685 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3686 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3687 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3688 (cgraph_varpool_first_unanalyzed_node): Declare.
3689 * cgraphunit.c: Include output.h.
3690 (cgraph_varpool_analyze_pending_decls): New function.
3691 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3692 for errors, analyze pending decls.
3693 (cgraph_finalize_compilation_unit): Only analyze decls.
3694 (cgraph_optimize): Assemble the decls after expanding.
3696 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3698 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3699 subvars get marked properly in tags for grouping.
3700 (add_pointed_to_var): Mark only actual pointed to
3701 variables/subvars in addresses needed.
3702 (create_overlap_variables_for): Clear call clobbered on original
3703 variable.
3704 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3705 addresable vars with subvars into list.
3706 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3707 subvar should be.
3709 2005-03-30 Richard Henderson <rth@redhat.com>
3711 * cgraph.h (struct cgraph_node): Add alias.
3712 * varasm.c (assemble_alias): Set it.
3713 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3714 avoid calling cgraph_expand_function.
3716 2005-03-30 Tom Tromey <tromey@redhat.com>
3718 * tree.def (FILE_TYPE): Removed.
3719 * typeclass.h (enum type_class): Removed file_type_class.
3720 * dwarf2out.c (is_base_type): Updated.
3721 (gen_type_die): Likewise.
3722 * dbxout.c (dbxout_type): Updated.
3723 * builtins.c (type_to_class): Updated.
3724 * tree.c (type_contains_placeholder_1): Updated.
3725 * config/sparc/sparc.c (sparc_type_code): Updated.
3726 * config/ia64/ia64.c (hfa_element_mode): Updated.
3727 * expr.c (count_type_elements): Updated.
3728 * stor-layout.c (layout_type): Updated.
3729 * tree-inline.c (remap_type): Updated.
3730 * tree-pretty-print.c (dump_generic_node): Updated.
3732 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3734 * builtins.c (expand_builtin_powi): Fix mode of
3735 2nd argument to match int.
3736 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3737 2nd argument type to int.
3738 * libgcc2.c: Change prototype of __powi* functions to use
3739 int.
3741 2005-03-30 Dale Johannesen <dalej@apple.com>
3743 PR middle-end/19225
3744 * calls.c (expand_call): Flush pending deferrals before
3745 throwing call.
3747 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3749 PR c/772
3750 PR c/17913
3751 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3752 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3753 c_label_context, label_context_stack): New.
3754 * c-decl.c (define_label): Check for jumps into statement
3755 expressions. Add label to list of defined labels.
3756 (start_function): Push context on label_context_stack.
3757 (finish_function): Pop context from label_context_stack.
3758 * c-typeck.c (label_context_stack): New.
3759 (c_finish_goto_label): Check for jumps into statement
3760 expressions. Add label to list of jumped to labels.
3761 (struct c_switch): Add blocked_stmt_expr.
3762 (c_start_case): Initialize it.
3763 (do_case): Check it.
3764 (c_finish_case): Verify !blocked_stmt_expr.
3765 (c_begin_stmt_expr): Push context on label_context_stack.
3766 Increment blocked_stmt_expr. Mark labels jumped to from outside
3767 as undefinable.
3768 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3769 defined in the statement expression and no longer jumpable to.
3770 Mark labels jumped to from just outside the statement expression
3771 as again definable. Pop context from label_context_stack.
3772 * doc/extend.texi (Statement Exprs): Update.
3774 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3776 PR c/20368
3777 * c-decl.c (start_function): Check for old_decl being
3778 error_mark_node.
3780 2005-03-30 Ian Lance Taylor <ian@airs.com>
3782 * final.c (final): Remove prescan parameter. Change all callers.
3783 (final_scan_insn): Remove prescan parameter. Change all callers.
3785 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3787 * tree-vectorizer.c: Fix comment typos.
3789 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3791 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3792 as soon as a chrec_dont_know is detected.
3794 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3796 Merge from csl-arm-branch.
3797 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3799 * tlink.c (recompile_files): Do not assume that "rename" can
3800 overwrite an existing file.
3802 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3804 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3805 * gcc/configure: Regenerate.
3807 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3809 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3811 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3813 * calls.c (struct arg_data): Update "partial" comment.
3814 (load_register_parameters): Update "nregs" comment.
3816 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3818 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3819 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3820 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3821 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3822 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3823 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3824 than target_flags & 0.
3825 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3826 (iq2000_arch, iq2000_parse_cpu): Delete.
3827 (TARGET_HANDLE_OPTION): Override default.
3828 (iq2000_handle_option): New function.
3829 (override_options): Remove -march= and -mcpu= handling.
3830 * config/iq2000/iq2000.opt: New file.
3832 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3834 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3835 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3836 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3837 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3838 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3839 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3840 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3841 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3842 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3843 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3844 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3845 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3846 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3847 (TARGET_OPTIONS): Delete.
3848 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3849 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3850 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3851 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3852 (c4x_cpu_version_string): Delete.
3853 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3854 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3855 equivalent -mcpu= option.
3856 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3857 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3858 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3859 or clearing the appropriate MASK_* bit.
3860 (c4x_file_start): Use c4x_cpu_version.
3861 * config/c4x/c4x.opt: New file.
3863 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3865 * doc/options.texi: Document the new MaskExists flag.
3866 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3867 if the option has the MaskExists flag.
3869 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3871 * opt-functions.awk (flag_set_p, test_flag): New functions.
3872 (switch_flags): Use them.
3873 * opth-gen.awk: Use flag_set_p to check for flags.
3874 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3876 2005-03-30 Ian Lance Taylor <ian@airs.com>
3878 * config.host (i[34567]86-*-mingw32*): Don't set
3879 host_can_use_collect2 to no.
3881 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3883 PR target/20203
3884 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3885 Remove convert_memory_address call duplicating that in memory_address.
3887 2005-03-29 Richard Henderson <rth@redhat.com>
3889 PR c/20519
3890 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3891 (build_compound_literal): Likewise. Propagate decl type into the
3892 initializer.
3893 (finish_decl): Likewise. Use new return value from complete_array_type
3894 for zero sized arrays.
3895 (complete_array_type): Move ...
3896 * c-common.c (complete_array_type): ... here. Change first argument
3897 to pointer-to-type-node. Consistently use sizetype for the index
3898 except for zero sized arrays. Detect zero sized arrays for pedantic
3899 mode diagnostics. Create a new type node instead of modifying the
3900 old node in place.
3901 * c-tree.h (complete_array_type): Move decl ...
3902 * c-common.h (complete_array_type): ... here.
3904 2005-03-29 Richard Henderson <rth@redhat.com>
3906 PR tree-opt/19108
3907 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3909 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3911 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3912 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3913 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3914 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3916 2005-03-29 Eric Christopher <echristo@redhat.com>
3918 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3919 truthvalue conversion removal.
3921 2005-03-29 Ian Lance Taylor <ian@airs.com>
3923 PR bootstrap/14316
3924 * collect2.c: Never include <vfork.h>.
3925 (VFORK_STRING, vfork): Don't define.
3926 (pid): Remove global variable.
3927 (handler): Call raise instead of kill (getpid(), ...).
3928 (collect_wait): Add pex parameter. Change all callers. Use
3929 pex_get_status rather than pwait.
3930 (do_wait): Add pex parameter. Change all callers.
3931 (collect_execute): Return struct pex_obj * rather than void. Use
3932 pex routines rather than pexecute.
3933 (fork_execute): Get pex_obj from collect_execute, and pass it to
3934 do_wait.
3935 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3936 Only declare quit_handler if SIGQUIT is defined.
3937 (scan_libraries): Likewise.
3938 * collect2.h (collect_execute): Update declaration.
3939 (collect_wait): Update declaration.
3940 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3941 pass it to collect_wait.
3943 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3945 PR c/20672
3946 * c-parser.c (c_parser_compound_statement_nostart): Give error
3947 message for EOF instead of just setting parser->error.
3949 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3951 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3952 (slpeel_update_phi_nodes_for_guard1): New function.
3953 (slpeel_update_phi_nodes_for_guard2): New function.
3954 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3955 of slpeel_update_phi_nodes_for_guard.
3956 (vectorize_loops): Remove call to loop_closed_rewrite.
3957 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3958 assertion.
3960 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3962 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3963 (TARGET_LITTLE_ENDIAN): New macro.
3964 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3965 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3966 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3967 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3968 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3969 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3970 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3971 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3972 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3973 (TARGET_OPTIONS): Delete.
3974 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3975 (CACHE_FLUSH_TRAP): Turn into an integer.
3976 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3977 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3978 -mflush-trap is in use.
3979 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3980 (m32r_cache_flush_trap_string): Delete.
3981 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3982 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3983 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3984 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3985 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3986 -mmodel= and -msdata= handling from...
3987 (m32r_init): ...here.
3988 * config/m32r/m32r.opt: New file.
3990 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3992 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3993 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3994 * tree-vect-analyze.c (vect_object_analysis): additional parm
3995 pass back a "struct ptr_info_def *" with the points-to info.
3996 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3997 statement using info returned from vect_object_analysis.
3998 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3999 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
4000 for virtual uses and defs when creating a replacement vector
4001 reference. Call duplicate_ssa_name_ptr_info to define points-to
4002 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
4003 (vectorizable_store): copy_virtual_operands and update
4004 definition statements.
4005 (vectorizable_load): copy_virtual_operands. Remove call to
4006 mark_call_clobbered_vars_to_rename for call to "const" builtin.
4007 * tree-vectorizer.c (vectorize_loops): Remove calls to
4008 rewrite_into_ssa and bitmap_clear (vars_to_rename).
4009 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
4010 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
4011 define macro STMT_VINFO_PTR_INFO for use in accessing.
4012 * tree.h add export of duplicate_ssa_name_ptr_info.
4013 * rs6000.c (altivec_init_builtins): Declare builtin function
4014 __builtin_altivec_mask_for_load to be "const".
4016 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4018 PR middle-end/20622
4019 * cgraph.h (struct cgraph_varpool_node): Add alias field.
4020 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
4021 assemble_variable on aliases.
4022 * varasm.c (assemble_alias): Set node->alias.
4023 * toplev.c (wrapup_global_declarations): Don't call
4024 rest_of_decl_compilation on aliases again.
4026 2005-03-29 Paul Brook <paul@codesourcery.com>
4028 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
4029 * config/arm/arm.c (arm_dbx_register_number): New function.
4030 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
4032 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4034 PR middle-end/20263
4035 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
4036 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
4038 2005-03-29 Dale Johannesen <dalej@apple.com>
4040 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
4041 $(TREE_H) and $(COVERAGE_H).
4042 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
4043 * opts.c (common_handle_option): Enable tree-based value transforms.
4044 * toplev.c (process_options): Ditto.
4045 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
4046 refers to references to this type.
4047 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
4048 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
4049 for may_be_more, may_be_less.
4050 (rtl_gen_pow2_profiler): Adjust.
4051 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
4052 (rtl_gen_one_value_profiler): Adjust.
4053 (rtl_gen_const_delta_profiler): Adjust.
4054 * tree-profile.c (tree_gen_interval_profiler): Implement.
4055 (tree_gen_pow2_profiler): Ditto.
4056 (tree_gen_one_value_profiler): Ditto.
4057 (tree_profiling): New.
4058 (pass_tree_profile): Reference it.
4059 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
4060 tree.h, gcov-io.h.
4061 (insn_divmod_values_to_profile): Rename to
4062 rtl_divmod_values_to_profile. Adjust.
4063 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
4064 (insn_prefetch_values_to_profile): Adjust.
4065 (rtl_value_profile_transformations): Adjust.
4066 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
4067 (gen_mod_pow2): Rename to rtl_mod_pow2.
4068 (gen_mod_subtract): Rename to rtl_mod_subtract.
4069 (divmod_fixed_value_transform): Rename to
4070 rtl_divmod_fixed_value_transform.
4071 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
4072 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
4073 (rtl_find_values_to_profile): Adjust.
4074 (tree_value_profile_transformations): Implement.
4075 (tree_divmod_values_to_profile): New.
4076 (tree_values_to_profile): New.
4077 (tree_divmod_fixed_value): New.
4078 (tree_mod_pow2): New.
4079 (tree_mod_subtract): New.
4080 (tree_divmod_fixed_value_transform): New.
4081 (tree_mod_pow2_value_transform): New.
4082 (tree_mod_subtract_transform): New.
4083 (tree_find_values_to_profile): Implement.
4084 * profile.c (instrument_values): Free histograms.
4085 (compute_value_histograms): Adjust. Implement tree version.
4087 2005-03-29 Uros Bizjak <uros@kss-loka.si>
4089 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
4090 * config/i386/i386.c (output_fix_trunc): Add new round_mode
4091 variable. Output "fldcw" depending on round_mode.
4092 * config/i386/i386.md (UNSPEC_FIST): New.
4093 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
4094 New isns patterns to implement lrint and llrint built-ins as x87
4095 intrinsic function.
4096 (fistdi2, fist<mode>2 splitters): New splitters.
4097 (lrint<mode>2): New expanders.
4099 2005-03-28 Ian Lance Taylor <ian@airs.com>
4101 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
4102 0 when calling final_scan_insn.
4104 2005-03-28 Jan Hubicka <jh@suse.cz>
4106 PR middle-end/20635
4107 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
4108 as needed.
4110 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
4111 types where possible.
4113 2005-03-26 Per Bothner <per@bothner.com>
4115 Make -f[no-]show-column also control non-cpp diagnostics.
4116 * c.opt (fshow-column): Move option from here ...
4117 * common.opt (fshow-column): ... to here.
4118 * diagnostic.c (diagnostic_build_prefix): Only print column number
4119 if flag_show_column.
4121 2005-03-27 Steven Bosscher <stevenb@suse.de>
4123 * vax-protos.h (vax_output_int_move, vax_output_int_add,
4124 vax_output_conditional_branch): New prototypes.
4125 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
4126 extracted from vax.md mov and add patterns.
4127 (vax_output_conditional_branch): New function to output conditional
4128 branch instructions.
4129 * vax.md: Use mode macros for arithmetic and mov patterns.
4130 Use code macros for the jump patterns.
4132 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4134 * Makefile.in (libbackend.o): Depend on version files;
4135 add custom generation command.
4137 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4139 PR target/20636
4140 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
4141 sure that we have a REG before getting its REGNO.
4143 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4145 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
4146 * builtins.def (BUILT_IN_STRNDUP): New.
4148 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
4150 PR tree-optimization/20470
4151 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
4152 ABS(x-y).
4154 2005-03-25 Mike Stump <mrs@apple.com>
4156 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
4157 sized objects.
4159 2005-03-25 Geoffrey Keating <geoffk@apple.com>
4161 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
4162 Use our own structure definitions.
4164 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
4165 (fix_truncdfsi2): Allow registers or memory as destination.
4166 When TARGET_PPC_GFXOPT, generate simplified pattern.
4167 (fix_truncdfsi2_internal): Use define_insn_and_split.
4168 (fix_truncdfsi2_internal_gfxopt): New.
4169 (fctiwz): Don't confuse register allocation by giving it no choices.
4170 (stfiwx): New.
4171 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
4172 (EXTRA_MEMORY_CONSTRAINT): Likewise.
4173 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
4174 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
4176 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4178 * dominance.c (free_dominance_info): Speed up by freeing et
4179 data structures without maintaining other nodes.
4180 * et-forest.c (et_free_tree_force): New.
4181 * et-forest.h: Add a prototype for et_free_tree_force.
4183 * tree.c (get_set_constructor_bits,
4184 get_set_constructor_bytes): Remove.
4185 * tree.h: Remove the corresponding prototypes.
4187 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4189 PR target/15491
4190 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
4191 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
4192 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
4193 PRE_DEC, NEG and NOT.
4195 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4197 * fold-const.c: Convert uses of fold (build (...)) to
4198 fold_buildN.
4200 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
4202 PR rtl-optimization/20249
4203 * cse.c (insert_regs): Do not record equivalence of registers in
4204 different modes.
4206 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
4208 * emit-rtl.c (reverse_comparison): Remove.
4209 * rtl.h: Remove the corresponding prototype.
4211 2005-03-24 James E Wilson <wilson@specifixinc.com>
4213 * doc/install.texi (--enable-altivec): Delete docs.
4215 2005-03-24 David Edelsohn <edelsohn@gnu.org>
4217 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
4218 SFmode and DFmode before reload when
4219 flag_unsafe_math_optimizations not enabled.
4221 2005-03-24 Geoffrey Keating <geoffk@apple.com>
4223 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
4225 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
4226 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
4228 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
4230 * configure.ac (enable-checking): Add 'runtime' option.
4231 * doc/install.texi (enable-checking): Document 'runtime' checking.
4232 * tsystem.h (gcc_assert, gcc_unreachable): Define.
4233 * config.in: Regenerated.
4234 * configure: Regenerated.
4236 2005-03-23 Uros Bizjak <uros@kss-loka.si>
4238 * optabs.h (enum optab_index): Remove OTI_llrint.
4239 (llrint_optab): Remove macro.
4240 * optabs.c (init_optabs): Remove llrint_optab initialization.
4241 * genopinit.c (optabs): Remove llrint_optab implementation.
4242 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
4243 using lrint_optab.
4245 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
4247 PR rtl-optimization/20532
4248 * simplify-rtx.c (simplify_binary_operation_1): Protect from
4249 overflow when adding coefficients for PLUS or MINUS.
4250 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
4251 two as multiplier.
4253 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4255 * langhooks.h (truthvalue_conversion): Remove.
4256 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4257 LANG_HOOKS_TRUTHVALUE_CONVERSION.
4258 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
4259 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
4260 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
4262 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
4264 * params.def: Fix a typo.
4265 * config/mips/mips.c: Follow the spelling convensions.
4266 * doc/invoke.texi: Fix typos.
4268 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
4270 Fix PR tree-optimization/20601
4272 * tree-ssa-pre.c (insert_aux): Add missing condition to
4273 constification.
4275 2005-03-23 Ian Lance Taylor <ian@airs.com>
4277 * final.c (final_scan_insn): Don't remove no-op instructions.
4278 * reload1.c (reload): Remove simple no-op instructions even when
4279 not optimizing.
4281 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4283 PR tree-optimization/20501
4284 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
4285 reporting that peeling for alignment is applied moved to...
4286 * (vect_analyze_data_refs_alignment): Here.
4288 2005-03-23 Ian Lance Taylor <ian@airs.com>
4290 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4292 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4294 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4295 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4297 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4299 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4300 imply that this is called once, independent of asms in code.
4301 Adjust to now being pased output and input lists. Mention helper
4302 function decl_overlaps_hard_reg_set_p.
4303 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4304 hook_tree_tree_identity and to take three trees, returning third.
4305 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4306 prototype.
4307 * stmt.c: include hard-reg-set.h before tree.h.
4308 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4309 (decl_conflicts_with_clobbers_p): Call
4310 decl_overlaps_hard_reg_set_p.
4311 (expand_asm_operands): Pass output and input lists in call to
4312 targetm.md_asm_clobbers.
4313 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4314 hook_tree_tree_tree_tree_3rd_identity.
4315 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4316 parameters.
4317 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4318 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4319 parameters, first two unused.
4320 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4321 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4322 in constraint letters and MOF is not mentioned as a asm-declared
4323 register in neither of the input and output lists.
4325 2005-03-23 DJ Delorie <dj@redhat.com>
4327 * optabs.c (expand_binop): Make sure the first subword's result
4328 gets stored.
4330 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4332 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4333 Call c_common_truthvalue_conversion rather than
4334 lang_hooks.truthvalue_conversion.
4335 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4336 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4337 c-typeck.c.
4338 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4339 c_common_truthvalue_conversion.
4340 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4341 c_parser_conditional_expression, c_parser_binary_expression): Call
4342 c_objc_common_truthvalue_conversion.
4343 * c-typeck.c (build_unary_op): Call
4344 c_objc_common_truthvalue_conversion.
4345 (build_conditional_expr): Do not call
4346 lang_hooks.truthvalue_conversion.
4347 (build_binary_op): Call c_common_truthvalue_conversion.
4348 (c_objc_common_truthvalue_conversion): Moved from
4349 c-objc-common.c. Call default_function_array_conversion instead
4350 of default_conversion.
4352 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4354 * c-common.h (default_conversion): Remove.
4355 (perform_integral_promotions): Add.
4356 * c-tree.h (default_conversion): Add.
4357 * c-typeck.c (perform_integral_promotions): New, split out from
4358 default_conversion.
4359 * c-common.c (check_case_value): Use perform_integral_promotions,
4360 not default_conversion.
4361 (c_add_case_label): Don't continue processing case label after
4362 found to be pointer.
4364 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4366 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4367 the prefix list if we have already added a multilib directory
4368 based on that path.
4369 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4370 search with -L.
4372 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4374 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4375 static.
4376 * reload.h: Remove the prototype for indirect_symref_ok.
4378 * reload1.c (indirect_symref_ok): Make it global.
4379 * reload.h: Add a prototype for indirect_symref_ok.
4381 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4383 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4384 ashlhi3 expander.
4386 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4388 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4390 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4392 * c-opts.c (c_common_parse_file): Only start/end main source file
4393 if debug hooks says the writer wants it.
4394 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4395 member.
4396 (xcoff_debug_hooks): Ditto.
4397 * debug.c (do_nothing_hooks): Ditto.
4398 * debug.h (gcc_debug_hooks): Ditto.
4399 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4400 * sdbout.c (sdb_debug_hooks): Ditto.
4401 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4403 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4405 * doc/extend.texi: Deprecate C++ min/max operators.
4407 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4409 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4410 artificial original candidates.
4412 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4413 Jan Hubicka <jh@suse.cz>
4414 Steven Bosscher <stevenb@suse.de>
4416 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4417 call cost based on argument sizes.
4418 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4419 inlining.
4420 * params.def: (max-inline-inssn-single): Set to 450.
4421 (max-inline-insns-auto): Set to 90.
4422 (max-inline-insns-recursive): Set to 450
4423 (max-inline-insns-recursive-auto): Set to 450.
4424 (large-function-insns): Set to 2700.
4425 (inline-call-cost): New parameter.
4426 * tree-inline.c (estimate_move_cost): New function.
4427 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4428 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4429 based on arguments.
4430 * tree-inline.h (estimate_move_cost): Declare.
4431 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4432 (max-inline-insns-auto): Change default to 90.
4433 (max-inline-insns-recursive): Change default to 450
4434 (max-inline-insns-recursive-auto): Change default to 450.
4435 (large-function-insns): Change default to 2700.
4436 (inline-call-cost): Document new parameter.
4438 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4440 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4441 (TARGET_DEFAULT): Delete.
4442 * config/i860/i860.opt: New file.
4444 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4446 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4447 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4448 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4449 (frv_sched_lookahead): Delete.
4450 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4451 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4452 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4453 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4454 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4455 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4456 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4457 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4458 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4459 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4460 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4461 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4462 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4463 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4464 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4465 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4466 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4467 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4468 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4469 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4470 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4471 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4472 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4473 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4474 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4475 (frv_sched_lookahead): Delete.
4476 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4477 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4478 (frv_handle_option): New function. Move -mcpu= handling from...
4479 (frv_override_options): ...here. Remove handling of other
4480 TARGET_OPTIONS.
4481 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4482 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4483 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4484 and TARGET_NO_MULTI_CE.
4485 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4486 !TARGET_VLIW_BRANCH.
4487 * config/frv/frv.opt: New file.
4489 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4491 * fold-const.c (fold_ternary): Take decomposed arguments of
4492 CALL_EXPR.
4493 (fold): Update a call to fold_ternary.
4495 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4496 * tree.h: Add corresponding prototypes.
4498 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4500 PR target/20561
4501 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4502 between jump table and its label.
4503 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4504 resp. ADDR_DIFF_VEC and the label preceeding it.
4505 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4506 is emitted in the right section.
4508 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4510 * fold-const.c (fold_unary, fold_binary): Update comments
4511 about arguments.
4513 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4515 PR rtl-optimization/20527
4516 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4517 REG_INC note, test that the register also isn't mentioned in PRED
4518 or SUCC.
4520 2005-03-22 Ben Elliston <bje@au.ibm.com>
4522 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4523 and definition.
4525 2005-03-21 Mike Stump <mrs@apple.com>
4527 * varasm.c (default_assemble_visibility): Remove extra ().
4529 2005-03-21 Roger Sayle <roger@eyesopen.com>
4531 PR middle-end/20557
4532 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4533 to determine whether a block can be duplicated, rather than test
4534 whether the block contains noncopyable insns ourselves.
4536 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4538 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4539 predicates.
4541 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4543 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4545 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4547 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4548 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4549 * config/fr30/fr30.opt: New file.
4551 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4553 Fix PR tree-optimization/20542
4555 * tree-flow-inline.h (overlap_subvar): Move to here.
4556 * tree-ssa-operands.c: From here.
4557 * tree-flow.h (overlap_subvar): Declare.
4558 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4559 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4560 for variables with subvars.
4562 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4564 PR middle-end/20177
4565 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4566 * modulo-sched.c (const_iteration_count): Return on NULL
4567 pre-header.
4568 (print_node_sched_params): Return on NULL dump_file.
4569 (generate_reg_moves): Handle reg-anti dependencies and disregard
4570 closing branch when generating register moves.
4571 (sms_schedule): Mark the SMSed block dirty.
4572 * passes.c (rest_of_handle_sms): Call update_life_info for all
4573 basic-blocks.
4574 * testsuite/gcc.dg/20050321-1.c: New test.
4576 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4578 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4579 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4580 movqi_internal): Likewise.
4582 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4584 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4585 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4586 xtensa_b4const): Delete prototypes.
4587 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4588 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4589 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4590 xtensa_extra_constraint): New prototypes.
4591 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4592 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4593 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4594 move_operand, const_float_1_operand, fpmem_offset_operand,
4595 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4596 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4597 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4598 argument type to HOST_WIDE_INT.
4599 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4600 xtensa_mask_immediate): Likewise.
4601 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4602 Likewise. Also make these functions static.
4603 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4604 (xtensa_const_ok_for_letter_p): New.
4605 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4606 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4607 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4608 move_operand, const_float_1_operand, fpmem_offset_operand,
4609 branch_operator, ubranch_operator, boolean_operator): Move to
4610 predicates.md.
4611 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4612 (xtensa_mem_offset): Change return type to bool.
4613 (xtensa_extra_constraint): New.
4614 (gen_int_relational): Update type of const_range_p function pointer.
4615 Use xtensa_b4const_or_zero.
4616 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4617 xtensa_const_ok_for_letter_p. Update comments.
4618 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4619 (PREDICATE_CODES): Delete.
4620 * config/xtensa/xtensa.md: Include predicates.md.
4621 * config/xtensa/predicates.md: New file.
4623 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4625 * config/v850/v850-protos.h: Remove the prototypes for
4626 reg_or_int9_operand, reg_or_const_operand,
4627 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4628 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4629 movsi_source_operand, power_of_two_operand,
4630 not_power_of_two_operand, special_symbolref_operand,
4631 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4632 register_is_ok_for_epilogue.
4633 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4634 reg_or_int9_operand, reg_or_const_operand,
4635 call_address_operand, special_symbolref_operand,
4636 movsi_source_operand, power_of_two_operand,
4637 not_power_of_two_operand, register_is_ok_for_epilogue,
4638 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4639 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4640 predicates.md.
4641 * config/v850/v850.h (PREDICATE_CODES): Remove.
4642 * config/v850/v850.md: Include predicates.md.
4643 * config/v850/predicates.md: New.
4645 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4647 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4648 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4649 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4650 (itoolsdir, itoolsdatadir): Move definition above new first use.
4651 (install-itoolsdirs): New rule.
4652 (install-mkheaders): Depend on install-itoolsdirs, not
4653 install-include-dir.
4655 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4657 * tree-into-ssa.c: Remove obsolete comments.
4659 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4661 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4662 unrolling if -fpeel-loops is specified, too.
4663 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4664 Remove superfluous check for flag_unroll_loops.
4666 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4668 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4669 (lrint_optab, llrint_optab): Define corresponding macros.
4670 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4671 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4672 pattern and llrint_optab using llrintdi2 patterns.
4673 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4674 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4675 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4676 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4677 flag_unsafe_math_optimizations is set.
4679 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4681 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4682 simplify_logical, if_then_else_cond, known_cond,
4683 simplify_comparison): Adjust calls to reverse_comparison.
4684 Don't use combine_reversed_comparison_code).
4685 (combine_reversed_comparison_code): Remove.
4686 (reversed_comparison): Using reversed_comparison_code, move it...
4687 * jump.c (reversed_comparison): ... here.
4688 * rtl.h (reversed_comparison): Add prototype.
4690 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4692 * builtins.c (fold_builtin): Take decomposed arguments of
4693 CALL_EXPR.
4694 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4695 * gimplify.c (gimplify_call_expr): Likewise.
4696 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4697 * tree.h: Update the prototype of fold_builtin.
4699 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4701 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4702 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4703 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4704 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4705 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4707 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4709 * builtins.c (fold_builtin_1): Take decomposed arguments of
4710 CALL_EXPR.
4711 (fold_builtin): Update a call to fold_builtin_1.
4713 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4715 PR other/20564
4716 * gcov.c (output_lines): Only output function block summary when
4717 outputting branch information.
4718 * doc/gcov.texi: Document format of preamble and additional block
4719 information lines.
4721 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4723 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4724 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4725 the defaults false if BITS_PER_UNIT != 8.
4726 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4727 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4728 than BITS_PER_UNIT != 8.
4729 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4730 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4731 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4732 #undefs.
4733 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4734 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4736 2005-03-20 Roger Sayle <roger@eyesopen.com>
4738 PR middle-end/20539
4739 * fold-const.c (fold_binary): Fix type mismatch between
4740 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4741 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4742 for non-truth-valued expressions.
4744 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4745 and FUNCTION_DECL in the main switch.
4746 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4747 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4748 we also need to convert their operands to match.
4749 <TRUTH_NOT_EXPR>: Likewise.
4751 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4753 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4754 diagnostic without checking whether an lvalue.
4755 * c-common.h (lvalue_p): Remove.
4756 (enum lvalue_use): Update comment.
4757 (lvalue_or_else): Replace by lvalue_error.
4758 * c-typeck.c (lvalue_p): Make static.
4759 (lvalue_or_else): New. Call lvalue_error.
4761 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4763 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4764 (function_arg_advance): Use rs6000_parm_start.
4765 (function_arg, rs6000_arg_partial_bytes): Likewise.
4767 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4769 * c-common.c (check_case_value): Adjust comment about stripping
4770 NOPs.
4771 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4772 * c-typeck.c (default_conversion, convert_arguments,
4773 build_modify_expr, convert_for_assignment, store_init_value,
4774 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4775 manually. Remove inaccurate comments.
4777 2005-03-20 Roger Sayle <roger@eyesopen.com>
4778 Joseph S. Myers <joseph@codesourcery.com>
4780 * varasm.c (do_assemble_alias): Restore comment describing function.
4781 Annotate the target parameter as potentially unused.
4783 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4785 PR target/18551
4786 * config/avr/avr.c (avr_output_function_prologue): Do not use
4787 current_function_name() in a label, use a local label instead.
4789 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4791 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4792 flag_finite_math_only, not flag_unsafe_math_optimizations.
4794 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4796 * builtins.c (fold_builtin_1): Update a call to
4797 targetm.fold_builtin.
4798 * hooks.c (hook_tree_tree_bool_null): Rename to
4799 hook_tree_tree_tree_bool_null. Take one more argument of type
4800 tree.
4801 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4802 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4803 hook_tree_tree_tree_bool_null.
4804 * target.h (gcc_target): Update the prototype of fold_builtin.
4805 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4806 arguments of CALL_EXPR.
4807 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4808 new prototype.
4810 2005-03-20 Jan Hubicka <jh@suse.cz>
4812 * cgraph.h (cgraph_node): Add prev_clone pointer.
4813 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4814 (cgraph_clone_node): Produce doubly linked chain.
4816 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4818 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4819 get_nonnull_operand, handle_sentinel_attribute,
4820 check_function_arguments_recurse): Do not strip NOPS from
4821 INTEGER_CSTs.
4822 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4823 Likewise.
4824 * c-format.c (get_constant): Likewise.
4825 * c-parser.c (c_parser_postfix_expression): Likewise.
4826 * c-typeck.c (set_init_index): Likewise.
4827 (convert_arguments): Don't check for NOP_EXPR containing integer
4828 constant.
4830 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4832 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4833 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4834 Take decomposed arguments of CALL_EXPR.
4835 (fold_builtin_1): Update calls to the functions mentioned
4836 above.
4838 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4840 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4841 width to have integer type.
4842 (build_enumerator): Require enumerator value to have integer type.
4844 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4846 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4847 to __builtin_inff.
4849 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4851 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4852 std=iso9899:199x): Correct descriptions.
4854 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4856 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4857 solaris2.1[0-9].
4859 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4861 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4862 of CALL_EXPR.
4863 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4864 fold_builtin_memcpy.
4866 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4867 arguments of CALL_EXPR.
4868 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4869 fold_builtin_found, fold_builtin_1): Update calls to
4870 fold_trunc_transparent_mathfn.
4872 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4874 PR middle-end/20493
4875 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4876 function pointers on targets that require function pointer
4877 canonicalization.
4878 (fold_sign_changed_comparison): Likewise.
4880 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4882 * combine.c (try_combine): When changing the mode of a hard reg, make
4883 sure that doing so is valid.
4885 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4887 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4888 (TARGET_HANDLE_OPTION): Override default.
4889 (avr_handle_option): New function.
4890 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4891 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4892 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4893 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4894 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4895 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4896 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4897 (TARGET_OPTIONS): Delete.
4898 * config/avr/avr.opt: New file.
4900 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4902 * config/m32r/m32r-protos.h: Remove the prototypes for
4903 call_address_operand, symbolic_operand, seth_add3_operand,
4904 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4905 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4906 two_insn_const_operand, move_src_operand,
4907 move_double_src_operand, move_dest_operand,
4908 eqne_comparison_operator, signed_comparison_operator,
4909 large_insn_p, conditional_move_operand, carry_compare_operand,
4910 m32r_block_immediate_operand, extend_operand,
4911 reg_or_eq_int16_operand, int8_operand, and
4912 reg_or_zero_operand.
4913 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4914 seth_add3_operand, int8_operand, cmp_int16_operand,
4915 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4916 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4917 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4918 move_double_src_operand, move_dest_operand,
4919 eqne_comparison_operator, signed_comparison_operator,
4920 extend_operand, small_insn_p, large_insn_p,
4921 conditional_move_operand, carry_compare_operand,
4922 m32r_block_immediate_operand): Move to predicates.md.
4923 (MAX_MOVE_BYTES): Move to m32r.h.
4924 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4925 * config/m32r/m32r.md: Include predicates.md.
4926 * config/m32r/predicates.md: New.
4928 2005-03-18 James E Wilson <wilson@specifixinc.com>
4930 PR c++/19769
4931 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4932 origin.
4934 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4936 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4937 call_address_operand, const_8bit_operand.
4938 * config/mn10300/mn10300.c (call_address_operand,
4939 const_8bit_operand, const_1f_operand): Move to predicates.md.
4940 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4941 * config/mn10300/mn10300.md: Include predicates.md.
4942 * config/mn10300/predicates.md: New.
4944 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4946 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4947 declarations in diagnostics and %E for identifiers, not %s.
4949 2005-03-18 Jan Hubicka <jh@suse.cz>
4950 Dale Johannesen <dalej@apple.com>
4952 * basic-block.h (scale_bbs_frequencies_int,
4953 scale_bbs_frequencies_gcov_type): Declare.
4954 * cfg.c (RDIV): New macro.
4955 (update_bb_frequency_for_threading): Fix.
4956 * basic-block.h (scale_bbs_frequencies_int,
4957 scale_bbs_frequencies_gcov_type): New.
4958 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4959 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4960 scale_bbs_frequencies_int.
4961 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4963 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4965 * config/m32r/m32r-protos.h: Remove the prototypes for
4966 call_address_operand, symbolic_operand, seth_add3_operand,
4967 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4968 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4969 two_insn_const_operand, move_src_operand,
4970 move_double_src_operand, move_dest_operand,
4971 eqne_comparison_operator, signed_comparison_operator,
4972 large_insn_p, conditional_move_operand, carry_compare_operand,
4973 m32r_block_immediate_operand, extend_operand,
4974 reg_or_eq_int16_operand, int8_operand, and
4975 reg_or_zero_operand.
4976 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4977 seth_add3_operand, int8_operand, cmp_int16_operand,
4978 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4979 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4980 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4981 move_double_src_operand, move_dest_operand,
4982 eqne_comparison_operator, signed_comparison_operator,
4983 extend_operand, small_insn_p, large_insn_p,
4984 conditional_move_operand, carry_compare_operand,
4985 m32r_block_immediate_operand): Move to predicates.md.
4986 (MAX_MOVE_BYTES): Move to m32r.h.
4987 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4988 * config/m32r/m32r.md: Include predicates.md.
4989 * config/m32r/predicates.md: New.
4991 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4992 shadd_constant_p.
4993 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4994 symbolic_operand, symbolic_memory_operand,
4995 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4996 indexed_memory_operand, move_dest_operand, move_src_operand,
4997 prefetch_cc_operand, prefetch_nocc_operand,
4998 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4999 arith_operand, arith11_operand, pre_cint_operand,
5000 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
5001 ireg_operand, int5_operand, uint5_operand, int11_operand,
5002 uint32_operand, arith5_operand, and_operand, ior_operand,
5003 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
5004 pc_or_label_operand, div_operand, plus_xor_ior_operator,
5005 shadd_operand, movb_comparison_operator,
5006 cmpib_comparison_operator): Move to predicates.md.
5007 (magic_milli, shadd_constant_p): Make it extern.
5008 * config/pa/pa.h (PREDICATE_CODES): Remove.
5009 * config/pa/pa.md: Include predicates.md.
5010 * config/pa/predicates.md: New.
5012 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5013 predicate.
5015 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5017 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
5018 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5019 config/alpha/freebsd.h, config/alpha/linux.h,
5020 config/alpha/netbsd.h, config/alpha/osf5.h,
5021 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
5022 config/h8300/h8300-protos.h, config/h8300/h8300.c,
5023 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
5024 doc/cppopts.texi: Update copyright.
5026 2005-03-18 Jan Hubicka <jh@suse.cz>
5028 PR middle-end/20225
5029 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
5030 too late.
5031 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
5032 called too late.
5034 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5036 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
5037 VEC_safe_push.
5039 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
5041 * combine.c (gen_binary): Remove.
5042 (known_cond, simplify_shift_const, find_split_point,
5043 combine_simplify_rtx, simplify_if_then_else, simplify_set,
5044 simplify_logical, expand_field_assignment, extract_left_shift,
5045 force_to_mode, if_then_else_cond, apply_distributive_law,
5046 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
5047 simplify_comparison, reversed_comparison): Replace with
5048 simplify_gen_binary, simplify_gen_relational or
5049 distribute_and_simplify_rtx.
5050 (distribute_and_simplify_rtx): New function.
5052 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
5053 Paolo Bonzini <gcc.gnu.org>
5055 * calls.c (setjmp_call_p, special_function_p): Update comments
5056 at the head of the functions.
5058 2005-03-18 Jan Hubicka <jh@suse.cz>
5060 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
5062 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
5063 function body should be released; do not proactively release function
5064 bodies in non-unit-at-a-time mode.
5066 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
5068 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
5069 mno-fp-ret-in-387 multilib variants.
5071 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
5073 * common.opt (m): Remove.
5074 * opts.c (handle_option): Pass 'm' options to set_target_switch if
5075 table lookup fails.
5076 (common_handle_option): Remove OPT_m case.
5078 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5080 * builtins.c (fold_builtin_bitop): Take decomposed arguments
5081 of CALL_EXPR.
5082 (fold_builtin_1): Update a call to fold_builtin_bitop.
5084 * builtins.c (fold_builtin_signbit): Take decomposed arguments
5085 of CALL_EXPR.
5086 (fold_builtin_1): Update a call to fold_builtin_signbit.
5088 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
5090 PR tree-optimization/20474
5091 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
5092 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
5094 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5096 * config/h8300/h8300-protos.h: Remove prototypes for
5097 general_operand_src, general_operand_dst, single_one_operand,
5098 single_zero_operand, call_insn_operand,
5099 two_insn_adds_subs_operand, small_call_insn_operand,
5100 jump_address_operand, bit_operand, bit_memory_operand,
5101 stack_pointer_operand, const_int_gt_2_operand,
5102 const_int_ge_8_operand, const_int_qi_operand,
5103 const_int_hi_operand, incdec_operand, bit_operator,
5104 nshift_operator, eqne_operator, gtle_operator,
5105 gtuleu_operator, iorxor_operator.
5106 Add prototypes for h8sx_shift_type h8sx_classify_shift and
5107 h8300_ldm_stm_parallel.
5108 * config/h8300/h8300.c (h8sx_shift_type,): Move to
5109 h8300-protos.h.
5110 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
5111 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
5112 (h8300_ldm_stm_parallel): Make it extern.
5113 (h8300_ldm_parallel, h8300_stm_parallel,
5114 h8300_return_parallel, general_operand_src,
5115 general_operand_dst, h8300_dst_operand, h8300_src_operand,
5116 nibble_operand, reg_or_nibble_operand, single_one_operand,
5117 single_zero_operand, call_insn_operand,
5118 two_insn_adds_subs_operand, small_call_insn_operand,
5119 jump_address_operand, bit_operand, bit_memory_operand,
5120 stack_pointer_operand, const_int_gt_2_operand,
5121 const_int_ge_8_operand, const_int_qi_operand,
5122 const_int_hi_operand, incdec_operand, eqne_operator,
5123 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
5124 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
5125 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
5126 nshift_operator): Move to predicates.md.
5127 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
5128 * config/h8300/h8300.md: Include predicates.md.
5129 * config/h8300/predicates.md: New.
5131 2005-03-17 Richard Henderson <rth@redhat.com>
5133 * config.gcc (ia64*-*-hpux*): Add extra_options.
5134 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
5135 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5136 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
5137 (ia64_tls_size_string, ia64_tune_string): Remove.
5138 (ia64_tune): Init to PROCESSOR_ITANIUM2.
5139 (TARGET_DEFAULT_TARGET_FLAGS): New.
5140 (TARGET_HANDLE_OPTION): New.
5141 (ia64_override_options): Move options parsing ...
5142 (ia64_handle_option): ... here. New.
5143 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
5144 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
5145 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
5146 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
5147 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
5148 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
5149 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
5150 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
5151 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
5152 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
5153 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
5154 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
5155 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
5156 TARGET_EARLY_STOP_BITS): Remove.
5157 (TARGET_ILP32): Default false.
5158 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
5159 (enum ia64_inline_type): New.
5160 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5161 * config/ia64/ia64.md: Update for new definitions of
5162 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
5163 * config/ia64/ia64.opt: New file.
5164 * config/ia64/ilp32.opt: New file.
5166 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
5168 PR target/18380
5169 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
5171 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5173 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
5174 instead of MASK_H8300S.
5175 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
5176 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
5177 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
5178 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
5179 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
5180 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
5181 TARGET_SWITCHES): Remove.
5182 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
5183 TARGET_H8300SX.
5184 * config/h8300/h8300.opt: New.
5186 * config/alpha/alpha.opt, config/arc/arc.opt,
5187 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
5188 notices.
5190 2005-03-17 Ian Lance Taylor <ian@airs.com>
5192 * gmon.c: Remove.
5194 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
5196 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
5197 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
5198 (TARGET_HANDLE_OPTION): Override default.
5199 (arc_handle_option): New function.
5200 (arc_init): Remove code to set arch_cpu_string.
5201 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
5202 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
5203 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
5204 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
5205 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
5206 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
5207 (arc_rodata_string, TARGET_OPTIONS): Delete.
5208 * config/arc/arc.opt: New file.
5210 2005-03-17 Richard Henderson <rth@redhat.com>
5212 * doc/extend.texi (Weak Pragmas): New section.
5213 (attribute alias): Clarify that target must be in the same
5214 translation unit.
5216 2005-03-17 Richard Henderson <rth@redhat.com>
5218 * config/alpha/alpha.opt: New file.
5219 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
5220 of alpha_cpu.
5221 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
5222 alpha_fprm_string, alpha_fptm_string): Make static.
5223 (alpha_tls_size_string): Remove.
5224 (alpha_handle_option): New.
5225 (override_options): Update for alpha_cpu/alpha_tune split.
5226 (alpha_file_start): Likewise.
5227 (TARGET_DEFAULT_TARGET_FLAGS): New.
5228 (TARGET_HANDLE_OPTION): New.
5229 * config/alpha/alpha.h (alpha_tune): Declare.
5230 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
5231 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
5232 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
5233 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
5234 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
5235 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
5236 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
5237 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
5238 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
5239 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
5240 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
5241 (TARGET_DEFAULT): Remove MASK_FP.
5242 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
5243 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
5244 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
5245 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
5246 alpha_tls_size_string): Remove.
5247 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
5248 (attribute tune): Rename from attribute cpu.
5249 * config/alpha/ev4.md: Update to match.
5250 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
5251 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
5252 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
5253 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
5254 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
5255 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
5257 2005-03-16 James E. Wilson <wilson@specifixinc.com>
5259 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
5260 and return without creating new state if before_nops_num is nonzero.
5261 * config/ia64/ia64.md (first_insn): New attribute.
5262 (alloc): Set it to yes.
5264 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5266 * tree-vectorizer.c (new_vec_stmt_info): Initialize
5267 STMT_VINFO_SUBVARS to NULL.
5268 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5270 2005-03-16 Dale Johannesen <dalej@apple.com>
5272 * rtlanal.c (find_first_parameter_load): Rewrite to
5273 return actual first param load or the call if none,
5274 instead of first in block, when not all loads exist.
5276 2005-03-16 Roger Sayle <roger@eyesopen.com>
5278 * optabs.c (expand_copysign_absneg): Make static.
5279 * optabs.h (expand_copysign_absneg): Delete prototype.
5280 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
5282 2005-03-16 Richard Henderson <rth@redhat.com>
5284 PR middle-end/15700
5285 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
5286 (alias_pairs): Rename from output_defs.
5287 (find_decl_and_mark_needed): Split out from assemble_alias.
5288 (do_assemble_alias): New.
5289 (assemble_output_def): Remove.
5290 (finish_aliases_1, finish_aliases_2): New.
5291 (process_pending_assemble_output_defs): Remove.
5292 (assemble_alias): Defer aliases for which we don't yet have a
5293 non-external decl for the target symbol.
5294 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5295 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5296 * toplev.c (compile_file): Use finish_aliases_2 instead of
5297 process_pending_assemble_output_defs.
5298 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5299 (process_pending_assemble_output_defs): Remove.
5301 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5303 Fix PR tree-optimization/20489
5305 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5306 for empty structures.
5308 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5310 Fix PR tree-optimization/20490
5312 * tree-ssa-pre.c (create_expression_by_pieces): Use
5313 force_gimple_operand on result of fold.
5315 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5317 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5318 of closing parenthesis.
5320 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5322 * builtins.c (expand_movstr): Update a call to
5323 fold_builtin_strcpy.
5324 (expand_builtin_strncpy): Update a call to
5325 fold_builtin_strncpy.
5326 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5327 arguments of CALL_EXPR.
5328 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5329 fold_builtin_strncpy.
5330 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5331 * tree.h: Update the prototypes of fold_builtin_strcpy and
5332 fold_builtin_strncpy.
5334 2005-03-16 Steven Bosscher <stevenb@suse.de>
5335 Dorit Naishlos <dorit@il.ibm.com>
5337 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5338 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5339 error.
5341 2005-03-16 Steven Bosscher <stevenb@suse.de>
5343 * tree-inline.c (walk_type_fields, walk_tree,
5344 walk_tree_without_duplicates): Move from here...
5345 * tree.c: ...to here.
5347 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5349 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5350 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5351 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5352 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5353 (version): Define using $(BASEVER_c).
5354 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5355 version.c.
5356 (version.o): Depend on version files; add custom generation command.
5357 (prefix.o): Define BASEVER on command line.
5358 (s-iov): Depend on version files; adjust command.
5359 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5360 Add gcc-vers.texi.
5361 (gcc-vers.texi): New rule.
5362 (doc/%.info, doc/%.dvi): Add -I . to command line.
5363 (doc/gccinstall.dvi): Likewise.
5364 (PACKAGE): Delete. All uses replaced with "gcc".
5365 * aclocal.m4: Do not include gcc-version.m4.
5366 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5367 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5368 Set is_release based on contents of DEV-PHASE.
5369 Set gcc_version based on contents of BASE-VER.
5370 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5371 * config.in, configure: Regenerate.
5372 * gccbug.in: Determine version of GCC in use at runtime.
5373 * gcov-iov.c: Get version number and development phase from
5374 command line, not by including version.c.
5375 * intl.c: Replace all uses of PACKAGE with "gcc".
5376 * libada-mk.in: Delete unused "gcc_version" variable.
5377 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5378 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5379 commentary to match.
5380 (version_string): Put together from pieces.
5381 * config/alpha/x-vms: Do not use $(gcc_version).
5382 * config/i386/t-nwld: Likewise.
5383 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5384 version-GCC and DEVELOPMENT.
5386 2005-03-15 Roger Sayle <roger@eyesopen.com>
5388 PR tree-optimization/17454
5389 * tree.c (tree_size): Add case for TREE_BINFO.
5390 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5391 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5393 2005-03-15 Roger Sayle <roger@eyesopen.com>
5395 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5396 op1 whilst expanding the signed widenening multiply variant.
5398 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5400 * toplev.c (display_target_options): Avoid unused variable warning if
5401 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5402 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5403 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5404 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5405 (mips_isa_info): New variable.
5406 (mips_parse_cpu): Remove the first argument and leave the caller
5407 to report errors.
5408 (TARGET_HANDLE_OPTION): Override default.
5409 (mips_handle_option): New function. Move option validation code from...
5410 (override_options): ...here. Update calls to mips_parse_cpu.
5411 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5412 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5413 (SUBTARGET_TARGET_OPTIONS): Delete.
5414 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5415 (mno-flush-func, mtune=): New options.
5417 2005-03-15 Roger Sayle <roger@eyesopen.com>
5418 Richard Henderson <rth@redhat.com>
5420 * real.c (c4x_single_format, c4x_extended_format): Provide values
5421 for signbit_ro for c4x's single and extended floating point formats.
5422 * optabs.c (expand_copysign): Use the floating point format's
5423 signbit_ro for expanding via expand_copysign_absneg, and it's
5424 signbit_rw field for expanding via expand_copysign_bit.
5426 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5428 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5429 known_alignment_for_access_p.
5430 (known_alignment_for_access_p): New.
5431 (do_peeling_for_alignment): Field made int instead of bool and renamed
5432 to peeling_for_alignment.
5433 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5434 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5435 functionality used to be in vect_analyze_operations.
5436 (vect_analyze_operations): Code to determine vectorization factor was
5437 moved to vect_determine_vectorization_factor.
5438 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5439 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5440 factor.
5441 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5442 be part of vect_analyze_operations).
5443 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5444 creating the guard condition, as the number of iterations may be
5445 constant.
5446 (slpeel_tree_peel_loop_to_edge): Use new name of
5447 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5448 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5449 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5450 (vect_do_peeling_for_alignment): Use fold.
5451 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5453 (vect_update_inits_of_dr): Renamed to
5454 vect_update_init_of_dr.
5455 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5456 (vectorizable_store): Fix assertion to use == instead of =.
5458 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5460 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5461 call_used_regs for wCG registers.
5463 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5465 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5466 for non-offsettable memory references to cope with outstanding reload
5467 replacements, take 2.
5469 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5471 PR target/18668
5472 * config/i386/i386.h (x86_fisttp): New.
5473 (TARGET_FISTTP): New macro.
5474 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5475 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5476 instruction when fisttp flag is set.
5477 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5479 * config/i386/i386.md (type attribute): Add fisttp.
5480 (unit attribute): Set to i387 for fisttp type.
5481 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5482 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5483 TARGET_FISTTP.
5484 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5485 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5486 macros.
5487 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5488 patterns for TARGET_FISTTP. Enable patterns for
5489 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5490 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5491 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5492 implement fisttp x87 insn.
5493 (fix_trunc*_i387_fisttp splitters): New patterns.
5494 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5495 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5496 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5497 clobber.
5498 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5499 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5500 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5501 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5502 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5503 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5504 Disable patterns for TARGET_FISTTP.
5505 (fix_trunc*_i387 splitters): Implement usign mode macros.
5506 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5507 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5508 (fix_trunx*_sse peephole2s): Implement using mode macros.
5510 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5512 PR rtl-optimization/20291
5513 * combine.c (try_combine): If splitting fails, re-try with
5514 original combined pattern, i.e. before clobber stripping.
5516 2005-03-14 Eric Christopher <echristo@redhat.com>
5518 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5519 STACK_GROWS_DOWNWARD.
5521 2005-03-14 Roger Sayle <roger@eyesopen.com>
5523 * real.h (struct real_format): Split the signbit field into two
5524 two fields, signbit_ro and signbit_rw.
5525 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5526 mips_double_format, ieee_extended_motorola_format,
5527 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5528 ieee_extended_intel_128_format, ibm_extended_format,
5529 mips_extended_format, ieee_quad_format, mips_quad_format,
5530 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5531 i370_double_format, c4x_single_format, c4x_extended_format,
5532 real_internal_format): Update initializers for new field.
5533 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5534 real_format structure.
5535 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5536 field of the real_format structure.
5538 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5540 Fix PR tree-optimization/20458
5542 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5543 DECL_EXTERNAL on STRUCT_FIELD tags.
5544 (clear_call_clobbered): Ditto.
5545 * tree-ssa-operands.c (note_addressable): Make sure the original
5546 variable doesn't slip into the addressable list if we have
5547 subvars.
5548 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5549 tags too.
5551 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5553 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5554 (-fwide-exec-charset): Likewise.
5555 (-finput-charset): Likewise.
5556 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5557 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5558 * c.opt (Wnormalized): New.
5560 2005-03-14 Devang Patel <dpatel@apple.com>
5562 * doc/invoke.texi: Add reference to Visibility document.
5564 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5566 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5567 MASK_SPLIT_ADDRESSES.
5568 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5569 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5570 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5571 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5572 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5573 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5574 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5575 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5576 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5577 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5578 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5579 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5580 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5581 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5582 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5583 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5584 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5585 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5586 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5587 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5588 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5589 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5590 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5591 (TARGET_EXPLICIT_RELOCS): Delete.
5592 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5593 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5594 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5595 (override_options): Set MASK_LONG64 if -mint64 is given and no
5596 -mlongXX option is. Complain about -mint64 -mlong32.
5597 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5598 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5599 * config/mips/mips.opt: New file.
5601 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5603 * config.gcc (extra_options): New variable for listing option files.
5604 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5605 * configure.ac (extra_opt_files): New AC_SUBST variable.
5606 (tm_file_list, tm_include_list): Include options.h first.
5607 * configure: Regenerate.
5608 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5609 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5610 (s-options-h): New rule.
5611 (options.h): Depend on it.
5612 (TEXI_GCCINT_FILES): Add options.texi.
5613 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5614 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5615 * target.h (gcc_target): Add default_target_flags and handle_option.
5616 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5617 (TARGET_HANDLE_OPTION): New macros.
5618 (TARGET_INITIALIZER): Include them.
5619 * opt-functions.awk (opt_args, nth_arg): New functions.
5620 (switch_flags): Handle the "Target" flag.
5621 (var_args): Delete.
5622 (var_name): Use opt_args and nth_arg.
5623 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5624 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5625 macros for the "Mask" and "InverseMask" options.
5626 * opts.h (cl_var_cond): New enum.
5627 (cl_option): Replace the "has_set_value" and "set_value" fields with
5628 "var_cond" and "var_value".
5629 (CL_TARGET): New macro.
5630 (option_enabled, print_filtered_help): Declare.
5631 (decode_options): Move definition.
5632 * opts.c (handle_option): Search for the original option before
5633 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5634 var_cond and var_value fields. Use targetm.handle_option to handle
5635 target options.
5636 (decode_options): Set target_flags to targetm.default_target_flags.
5637 (print_filtered_help): Make global. Handle CL_TARGET.
5638 (option_enabled): New function.
5639 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5640 (display_target_options, set_target_switch, print_switch_values)
5641 (default_pch_valid_p): Guard uses of target_switches with
5642 #ifdef TARGET_SWITCHES. Also...
5643 (display_target_options): Display the CL_TARGET entries in cl_options.
5644 (set_target_option): Don't complain about the "" option when
5645 TARGET_SWITCHES is undefined.
5646 (print_switch_values): Use option_enabled.
5647 (default_pch_valid_p): Check cl_options[] when looking for something
5648 that has changed the value of target_flags.
5649 * c.opt: Remove documentation from top of file.
5650 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5651 * doc/sourecebuild.texi: Refer to the new options documentation
5652 instead of c.opt. Document machine-specific .opt files.
5653 * doc/tm.texi (target_flags): Say that this variable is declared
5654 by options.h.
5655 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5656 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5657 an alternative.
5658 * doc/options.texi: New file.
5660 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5662 PR middle-end/18628
5663 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5664 register.
5666 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5668 PR c++/20280
5669 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5670 temporary variable of pointer type if an lvalues is required.
5671 (gimplify_modify_expr_rhs): Request an rvalue from it.
5672 (gimplify_expr): Pass fallback on.
5674 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5676 * cfgbuild.c: Update comments.
5678 2005-03-14 Roger Sayle <roger@eyesopen.com>
5680 PR rtl-optimization/17236
5681 * optabs.c (expand_doubleword_mult): New helper function split out
5682 from expand_binop. Permute the order in which instructions are
5683 emitted to minimize the number of simultaneously live registers.
5684 (expand_binop): Call expand_doubleword_mult to synthesize a double
5685 word multiplication.
5687 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5689 * basic-block.h: Update the prototypes of cached_make_edge and
5690 rtl_make_eh_edge.
5691 * cfg.c (cached_make_edge): Take edge_cache representing one
5692 row of the adjacency matrix of edges.
5693 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5694 (make_edges): Initialize edge_cache to represent one row of
5695 the adjacency matrix of edges.
5697 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5699 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5700 New functions.
5701 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5702 Remove unused removed_phis variable.
5703 (conditional_replacement): Use build1/build2.
5704 (abs_replacement): Use last_and_only_stmt and build1/build2.
5706 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5708 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5709 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5710 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5711 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5712 * c-common.c (handle_novops_attribute): New function.
5713 (c_common_attribute_table): Add "no vops" entry.
5714 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5715 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5716 * tree-ssa-operands.c (get_call_expr_operands): Do not
5717 create virtual operands for calls with ECF_NOVOPS flag.
5718 * tree.h (DECL_IS_NOVOPS): New macro.
5719 (struct tree_decl): Add novops_flag.
5720 (ECF_NOVOPS): New constant.
5722 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5724 PR target/17688
5725 * config/i386/i386.c (x86_use_himode_fiop): New.
5726 (x86_use_simode_fiop): Rename from x86_use_fiop.
5727 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5728 (TARGET_USE_HIMODE_FIOP): New.
5729 (x86_use_simode_fiop): Rename from x86_use_fiop.
5730 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5732 * config/i386/i386.md (X87MODEI12): New mode macro define.
5733 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5734 to implement x87 FP compare with HImode input operands.
5735 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5736 Use X87MODEI12 mode macro to handle HImode input operands.
5737 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5738 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5739 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5740 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5741 macro to implement x87 operators with HImode input operands.
5742 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5743 input operands.
5745 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5747 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5748 integer_zerop.
5749 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5750 constants invariant.
5752 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5754 * basic-block.h (BB_VISITED): Removed.
5755 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5757 2005-03-14 Falk Hueffner <falk@debian.org>
5759 PR bootstrap/20424
5760 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5762 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5764 * ggc-zone.c: Fix comment typos.
5766 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5767 stringpool.c, config/mips/mips-protos.h: Update copyright.
5769 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5771 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5772 throughout with its typedef, "rtx".
5773 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5774 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5775 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5776 regs in comment to match code.
5778 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5780 * except.c (check_handled): Make it static.
5781 * except.h: Remove the corresponding prototype.
5783 * function.c (get_func_frame_size): Make it static.
5784 * function.h: Remove the corresponding type.
5786 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5787 Make them static.
5788 * hard-reg-set.h: Remove the corresponding declarations.
5790 * tree-cfg.c (verify_stmts): Check that
5791 bb_for_stmt (stmt) == bb for every PHI node and statement.
5793 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5795 * config.gcc: Remove excess indentation.
5796 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5798 2005-03-13 Roger Sayle <roger@eyesopen.com>
5800 PR middle-end/19331
5801 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5802 * fold-const.c (fold_sign_changed_comparison): Likewise.
5803 (fold_binary): Optimize comparisons against widened operands if
5804 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5806 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5808 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5809 (sparc_override_options): Initialize it.
5810 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5812 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5814 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5815 (reg_or_none500mem_operand): New predicate.
5816 (zero_reg_mem_operand): New predicate.
5817 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5818 to reg_or_none500mem_operand.
5819 (extendsfdf2_fpr): Add MEM alternative.
5820 (extenddftf2_internal): Change operand2 predicate to
5821 zero_reg_mem_operand.
5823 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5825 * ggc-zone.c: Rewritten.
5827 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5828 if there are none.
5829 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5830 * config.in: Regenerated.
5831 * configure: Regenerated.
5832 * gengtype.c (write_types_process_field, write_func_for_structure):
5833 Pass new argument to gt_pch_note_object.
5834 * ggc-common.c (struct ptr_data): Add TYPE.
5835 (gt_pch_note_object): Take TYPE argument and save it.
5836 (call_count): Update call to ggc_pch_count_object.
5837 (call_alloc): Update call to ggc_pch_alloc_object.
5838 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5839 file.
5840 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5841 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5842 (ggc_alloc_zone_stat): Delete.
5843 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5844 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5845 (ggc_pch_alloc_object): Update prototypes.
5846 (garbage_zone): Delete.
5847 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5848 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5849 pointers.
5850 (tree_id_zone): New variable.
5851 (ggc_alloc_cleared_zone): Remove unused.
5852 (ggc_alloc_zone): Define.
5853 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5854 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5855 ggc_alloc_zone_stat.
5856 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5857 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5858 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5859 (make_node_stat): Likewise. Use tree_id_zone.
5861 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5862 Joseph S. Myers <joseph@codesourcery.com>
5864 * configure.ac: Check for MIPS TLS.
5865 * configure: Regenerated.
5866 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5867 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5868 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5869 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5870 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5871 (mips_classify_symbol, mips_symbolic_constant_p)
5872 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5873 (mips_tls_operand_p, mips_call_tls_get_addr)
5874 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5875 (mips_tls_symbol_ref_1): New functions.
5876 (mips_legitimize_address, mips_legitimize_const_move): Call
5877 mips_legitimize_tls_address.
5878 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5879 for MIPS16.
5880 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5881 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5882 (mips_char_to_class): Document V1_REG.
5883 (HAVE_AS_TLS): Provide default.
5884 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5885 constants.
5886 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5887 !TARGET_ABICALLS.
5888 (tls_get_tp_<mode>): New instruction.
5890 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5892 * configure.ac: Update checks for target tools.
5893 * configure: Regenerated.
5895 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5897 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5899 2005-03-13 Roger Sayle <roger@eyesopen.com>
5901 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5902 more classes of DImode multiplication by constant. Allow both
5903 multiplication by small negative constants (by performing a
5904 multiplication by a positive constant and negating the result) and
5905 multiplications by large powers of two, by using a left shift.
5907 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5909 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5910 of basic blocks into work_stack.
5912 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5913 config/mips/vr.h: Update copyright.
5915 * c-decl.c (c_init_decl_processing): Remove useless calls to
5916 build_function_type.
5918 * builtins.c (fold_trunc_transparent_mathfn,
5919 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5920 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5921 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5922 fold_builtin_strcpy, fold_builtin_strncpy,
5923 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5924 TREE_TYPE (exp).
5926 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5927 before_call.
5929 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5930 variable determinant.
5932 * tree-cfg.c (group_case_labels): Remove local variable type.
5934 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5935 variable ann.
5937 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5938 result.
5940 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5942 PR target/18251
5943 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5944 (*movmemqi_insn): Delete.
5945 (*movmemhi): Delete.
5947 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5949 * builtins.c (fold_builtin_classify): Take decomposed
5950 arguments of CALL_EXPR.
5951 (fold_builtin_1): Update a call to fold_builtin_classify.
5953 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5955 PR c/20402
5956 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5957 through into call to parser_xref_tag after parse error.
5958 (c_parser_struct_declaration): Consistently return NULL_TREE on
5959 error.
5961 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5963 * tree-flow-inline.h (ref_contains_array_ref): New function.
5964 (lookup_subvars_for_var): Ditto.
5965 (get_subvars_for_var): Ditto.
5966 (var_can_have_subvars): Ditto.
5968 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5969 (struct subvar): New type.
5971 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5973 * tree-optimize.c (init_tree_optimization_passes): Call
5974 pass_create_structure_vars.
5976 * tree-ssa-alias.c: Include vec.h.
5977 (init_alias_info): Don't auto-clear call clobbered on struct-field
5978 tags.
5979 (compute_flow_insensitive_aliasing): Handle subvars.
5980 (group_aliases): Handle STRUCT_FIELD aliases.
5981 (setup_pointers_and_addressables): Ditto.
5982 Don't mark variables non-addressable if they still have
5983 addressable subvars.
5984 Also mark subvars addressable when the real variable is marked
5985 addressable.
5986 (add_pointed_to_var): Try to prune the pointed-to set by only
5987 pointing to subvars when possible.
5988 Otherwise, make sure we set addresses_needed and pt_vars to
5989 properly include subvars.
5990 (bitpos_of_field): New function.
5991 (push_fields_onto_fieldstack): Ditto.
5992 (get_or_create_used_part_for): Ditto.
5993 (create_overlap_variables_for): Ditto.
5994 (find_used_portions): Ditto.
5995 (create_structure_vars): Ditto.
5996 (pass_create_structure_vars): New structure.
5998 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5999 (get_expr_operands): Handle subvars. Also try to turn
6000 COMPONENT_REF accesses into must-defs now that we can accurately
6001 portray it.
6002 (note_addressable): Try to only mark as addressable those subvars
6003 we know a COMPONENT_REF touches.
6004 (overlap_subvar): New function.
6006 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
6007 Handle subvar storing.
6008 (vect_address_analysis): Update caller of vect_object_analysis.
6010 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6012 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6013 (STMT_VINFO_SUBVARS): New macro.
6015 * common.opts: add flag_tree_salias.
6017 * opts.c (decode_options): flag_tree_salias defaults to on.
6019 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6021 * doc/tree-ssa.texi: Document structural alias analysis.
6023 2005-03-12 Steven Bosscher <stevenb@suse.de>
6025 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
6026 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
6027 * tree-ssa-operands.c (get_expr_operands): Likewise.
6028 (get_expr_operands): Likewise for ERROR_MARK.
6030 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6032 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6033 var.
6035 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
6036 removed_phis.
6038 * tree-ssa-pre.c (compute_avail): Remove local variable val.
6039 (mark_operand_necessary): Remove local variable ver.
6041 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
6042 variable prefix_len.
6044 * value-prof.c (mod_subtract_transform): Remove local variable
6045 value.
6047 * builtins.c (fold_builtin_exponent): Take decomposed
6048 arguments of CALL_EXPR.
6049 (fold_builtin_1): Update a call to fold_builtin_exponent.
6051 * builtins.c (fold_builtin_logarithm): Take decomposed
6052 arguments of CALL_EXPR.
6053 (fold_builtin_1): Update a call to fold_builtin_logarithm.
6055 * c-decl.c (c_init_decl_processing): Remove local variables
6056 ptr_ftype_void and ptr_ftype_ptr.
6058 * gimplify.c (gimplify_expr): Remove local variables r0 and
6059 r1.
6061 * reg-stack.c (move_for_stack_reg): Remove local variable
6062 push_insn.
6063 (compare_for_stack_reg): Remove local variable flags_user.
6064 (convert_regs_1): Remove local variable deleted.
6066 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
6067 variable new_cond.
6068 (combine_blocks): Remove local variables exits and new_e.
6070 * tree-inline.c (expand_call_inline): Remove local variable
6071 decl.
6073 * tree-ssa-live.c (create_ssa_var_map,
6074 calculate_live_on_entry): Remove local variable snn.
6076 2005-03-12 Geoffrey Keating <geoffk@apple.com>
6078 * c-lex.c (c_lex_with_flags): Add parameter to call to
6079 cpp_spell_token.
6081 2005-03-11 Per Bothner <per@bothner.com>
6083 * c-tree.h (struct c_declarator): New id_loc field.
6084 * c-pragma.h (c_lex_with_flags): Take position reference.
6085 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
6086 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
6087 (c_lex): Pass dummy location to c_lex_with_flags.
6088 * c-parser.c (c_lex_one_token): Set c_token's location using
6089 c_lex_with_flags, instead of input_location, which might be "ahead".
6090 (c_parser_direct_declarator): Set declarator's id_loc from
6091 c_token's id_loc.
6092 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
6093 declarator's id_loc, rather than probably-imprecise input_location.
6094 (build_id_declarator): Initialize c_declarator's id_loc field.
6096 2005-03-11 Roger Sayle <roger@eyesopen.com>
6098 PR middle-end/20419
6099 * builtins.c (expand_builtin_signbit): Force the signbit's word
6100 into an integer register to avoid SUBREGs of floating point modes.
6102 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6104 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
6105 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
6106 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
6107 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
6109 2005-03-11 David Edelsohn <edelsohn@gnu.org>
6111 PR rtl-optimization/20306
6112 * expr.c (emit_move_complex): Set try_int false if mode is
6113 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
6114 emit_block_move if try_int is true.
6116 2005-03-11 Richard Henderson <rth@redhat.com>
6118 PR target/20415
6119 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
6120 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
6121 to match.
6123 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6125 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
6126 (TARGET_FIX_VR4130): New macro.
6127 (TARGET_OPTIONS): Add -mfix-vr4130.
6128 (ISA_HAS_MACCHI): New macro.
6129 (ASM_SPEC): Add -mfix-vr4130.
6130 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
6131 (override_options): Handle mips_fix_vr4130_string.
6132 (mips_avoid_hazards): Clear all_noreorder_p
6133 if we're working around VR4130 errata and the macc alternatives
6134 are not available.
6135 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
6136 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
6137 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
6138 (MULTILIB_DEFAULTS): Remove leading "march=".
6139 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
6140 if no architecture option is given.
6141 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
6142 VR4130 multilibs.
6143 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
6144 * doc/invoke.texi: Document -mfix-vr4130.
6146 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6148 * config/mips/mips.c (override_options): Only warn about -mint64
6149 deprecation if TARGET_INT64.
6151 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6153 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
6154 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
6155 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
6156 are non-specific regarding the nonnull parameter positions.
6157 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
6158 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
6159 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
6160 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
6162 * builtins.def: Use the non-specific "nonnull" attibute lists.
6164 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6166 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6167 single_pred_edge, single_succ, single_pred): Improve comments.
6169 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6171 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6172 single_pred_edge, single_succ, single_pred): New inline functions.
6173 * bb-reorder.c (rotate_loop, find_traces_1_round,
6174 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
6175 duplicate_computed_gotos): Use the single_succ/pred functions.
6176 * cfganal.c (forwarder_block_p): Ditto.
6177 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
6178 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6179 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
6180 merge_seq_blocks): Ditto.
6181 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
6182 * cfglayout.c (fixup_reorder_chain): Ditto.
6183 * cfgloop.c (mark_single_exit_loops, update_latch_info,
6184 canonicalize_loop_headers, verify_loop_structure): Ditto.
6185 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
6186 mfb_update_loops, create_preheader, force_single_succ_latches,
6187 create_loop_notes): Ditto.
6188 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
6189 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
6190 commit_one_edge_insertion, purge_dead_edges,
6191 cfg_layout_can_merge_blocks_p): Ditto.
6192 * except.c (sjlj_emit_function_enter): Ditto.
6193 * flow.c (init_propagate_block_info): Ditto.
6194 * function.c (thread_prologue_and_epilogue_insns): Ditto.
6195 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
6196 insert_insn_end_bb): Ditto.
6197 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
6198 find_if_case_2): Ditto.
6199 * lambda-code.c (perfect_nestify): Ditto.
6200 * lcm.c (optimize_mode_switching): Ditto.
6201 * loop-doloop.c (doloop_modify): Ditto.
6202 * loop-init.c (loop_optimizer_init): Ditto.
6203 * loop-iv.c (simplify_using_initial_values): Ditto.
6204 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6205 * loop-unswitch.c (unswitch_loop): Ditto.
6206 * modulo-sched.c (generate_prolog_epilog): Ditto.
6207 * predict.c (combine_predictions_for_insn, estimate_probability,
6208 tree_estimate_probability, last_basic_block_p,
6209 estimate_bb_frequencies): Ditto.
6210 * profile.c (branch_prob): Ditto.
6211 * regrename.c (copyprop_hardreg_forward): Ditto.
6212 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
6213 * tracer.c (layout_superblocks): Ditto.
6214 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
6215 cfg_remove_useless_stmts_bb, cleanup_control_flow,
6216 cleanup_control_expr_graph, disband_implicit_edges,
6217 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
6218 tree_verify_flow_info, tree_make_forwarder_block,
6219 tree_forwarder_block_p, remove_forwarder_block,
6220 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
6221 * tree-if-conv.c (tree_if_conversion): Ditto.
6222 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6223 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
6224 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
6225 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6226 copy_loop_headers): Ditto.
6227 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
6228 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
6229 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
6230 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
6231 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
6232 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
6233 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
6234 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
6235 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
6236 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
6237 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
6238 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
6239 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6240 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
6241 slpeel_add_loop_guard): Ditto.
6243 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
6245 PR tree-optimization/15784
6246 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6247 and -1 - A to ~A.
6249 * stmt.c (expand_case): Don't change index_type. Convert minval
6250 to the proper type.
6252 PR tree-optimization/20130
6253 * fold-const.c (fold): Fold x * -1 into -x.
6255 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
6257 PR rtl-optimization/20331
6258 * rtlanal.c (modified_between_p): Check its address first for MEM.
6259 (modified_in_p): Likewise.
6261 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
6263 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
6265 2005-03-10 Steven Bosscher <stevenb@suse.de>
6267 * expr.c (expand_expr_real_1): If possible, use a conditional
6268 move for expanding MIN_EXPR and MAX_EXPR.
6269 Use temp for moving around rtx-en.
6271 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
6273 PR rtl-opt/20412
6274 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
6275 correct mode.
6277 2005-03-10 Roger Sayle <roger@eyesopen.com>
6279 * builtins.c (expand_builtin_signbit): Extend to handle floating
6280 point modes wider than the largest integer type, using the
6281 operand_subword_force function to obtain the signbit's word.
6283 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6285 PR target/20322
6286 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6287 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6289 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6291 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6293 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6295 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6296 type void.
6297 (perform_edge_inserts): Unconditionally call
6298 free_dominator_info.
6300 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6302 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6304 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6306 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6308 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6310 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6311 gcc_unreachable.
6312 (rtl_register_value_prof_hooks,
6313 tree_value_profile_transformations,
6314 tree_register_value_prof_hooks): Likewise.
6315 * var-tracking.c (stack_adjust_offset_pre_post,
6316 variable_htab_free, variable_union, dataflow_set_different_2,
6317 count_uses, variable_was_changed, set_frame_base_location,
6318 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6319 vt_add_function_parameters): Likewise.
6320 * varasm.c (named_section_real, named_section, make_decl_rtl,
6321 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6322 const_hash_1, compare_constant, copy_constant, force_const_mem,
6323 output_constant_pool_2, output_constant_pool_1, output_constant,
6324 output_constructor, make_decl_one_only, decl_tls_model,
6325 default_no_named_section, default_elf_select_section_1,
6326 default_unique_section_1): Likewise.
6327 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6328 * vmsdbgout.c (addr_const_to_string): Likewise.
6330 PR c++/20375
6331 * function.c (struct assign_parm_data_one): Remove last_named
6332 field.
6333 (assign_parm_find_data_types): Don't determine last_named.
6334 Reorder named_parm determination.
6335 (assign_parms): Only setup varargs on the last non-varadic
6336 parameter.
6338 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6340 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6341 sda base address on medium model.
6343 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6345 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6346 * cfgloop.c (flow_loop_nodes_find): Export.
6347 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6348 Declare.
6349 * cfgloopmanip.c (fix_loop_structure): New function.
6350 * predict.c (predict_loops): Clean up the loops information.
6351 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6352 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6353 loop structure.
6354 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6355 (rewrite_into_loop_closed_ssa): Declaration changed.
6356 * tree-loop-linear.c (linear_transform_loops): Add argument to
6357 rewrite_into_loop_closed_ssa call.
6358 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6359 * tree-ssa-loop-im.c (move_computations): Ditto.
6360 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6361 * tree-vectorizer.c (vectorize_loops): Ditto.
6362 * tree-optimize.c: Include cfgloop.h.
6363 (execute_todo): Choose whether to call cleanup_tree_cfg or
6364 cleanup_tree_cfg_loop.
6365 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6366 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6367 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6368 cleanup_tree_cfg_loop call.
6369 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6370 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6371 work on part of cfg.
6373 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6375 PR inline-asm/20314
6376 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6377 with multiple alternatives.
6379 * stmt.c (parse_output_constraint): Fix a typo.
6381 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6383 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6384 assembly directive instead of deprecated "no-generics".
6386 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6388 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6389 for non-offsettable memory references to cope with outstanding reload
6390 replacements.
6391 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6392 avoid losing outstanding address reloads.
6393 ("reload_outdi", "reload_outdf"): Likewise.
6395 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6397 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6398 code. Add more cbrt transformations.
6400 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6402 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6404 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6406 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6407 NULL_TREE when a given tree is not simplified.
6408 (fold): Return the original tree when any of the functions
6409 mentioned above NULL_TREE.
6411 * fold-const.c (fold_unary, fold_binary): Take decomposed
6412 arguments, code, type, op0, and op1 in case of fold_binary.
6413 (fold): Update calls to fold_unary and fold_binary.
6415 2005-03-09 Roger Sayle <roger@eyesopen.com>
6417 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6418 a fndecl and an arglist instead of a CALL_EXPR, exp.
6420 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6422 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6424 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6426 * expr.c (expand_assignment): Remove orig_to_rtx.
6428 * fold-const.c (int_const_binop): Remove no_overflow.
6430 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6432 * loop-iv.c (get_biv_step_1): Remove lhs.
6434 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6436 * real.c (real_nan): Remove neg.
6438 * function.c (thread_prologue_and_epilogue_insns): Remove i
6439 and newinsn.
6441 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6442 tb.
6444 * tree-eh.c (tree_could_trap_p): Remove idx.
6446 * tree-into-ssa.c (ann): Remove ann.
6448 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6450 * tree-sra.c (decide_block_copy): Remove inst_count.
6452 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6454 * tree-ssa-loop-im.c (lhs): Remove.
6456 * cfgbuild.c (state, STATE, SET_STATE,
6457 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6458 make_edges.
6459 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6460 (find_basic_blocks): Set the state of each basic block to
6461 BLOCK_NEW.
6463 2005-03-08 Jeff Law <law@redhat.com>
6465 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6466 goto results in the removal of edges in the CFG, then we need
6467 to recompute dominators.
6469 2005-03-09 Ben Elliston <bje@au.ibm.com>
6471 * c-common.c (c_do_switch_warnings): Comment fix.
6473 2005-03-08 Julian Brown <julian@codesourcery.com>
6475 * Patch from 2005-03-08 reverted for causing regressions and
6476 ppc-darwin bootstrap failure.
6478 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6480 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6481 Define the real function for ppc-darwin.
6482 * c-typeck.c (convert_arguments): Check for target-specific
6483 invalid argument call to unprototyped function.
6484 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6485 New Macro.
6486 * target.h (invalid_arg_for_unprototyped_fn): New field
6487 in struct calls.
6488 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6489 default target hook.
6490 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6491 Declare.
6493 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6495 * c-typeck.c (constructor_stack, constructor_range_stack,
6496 initializer_stack): Make them static.
6498 * cfg.c (rbi_pool): Make it static.
6500 * gimple-low.c (lower_stmt_body): Make it static.
6501 * tree-flow.h: Remove the corresponding prototype. Don't
6502 declare lower_data.
6504 * sched-deps.c (cache_size): Make it static.
6506 * stor-layout.c (lang_adjust_rli): Make it static.
6508 2005-03-08 Julian Brown <julian@codesourcery.com>
6510 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6511 from being used for symbols with vague linkage when
6512 HAVE_GAS_COMDAT_GROUP is true.
6514 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6516 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6517 nlabel == JUMP_LABEL (jump).
6519 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6521 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6522 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6523 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6524 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6526 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6528 PR c/14411
6529 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6530 * c-common.c (handle_returns_twice): New function.
6531 (c_common_attribute_table): Declare eturns_twice' attribute.
6532 * doc/extend.texi: Document eturns_twice' attribute.
6533 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6534 (struct tree_decl): Add returns_twice_flag.
6536 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6538 * tree-ssa-phiopt.c: Fix a comment typo.
6540 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6541 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6542 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6543 copyright.
6545 2005-03-08 Richard Henderson <rth@redhat.com>
6547 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6548 builtin codes with ctzdi2, clzdi2, popcountdi2.
6549 (struct alpha_builtin_def): Add is_const.
6550 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6551 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6552 (alpha_init_builtins): Init them. Set nothrow and const attributes
6553 on builtins.
6554 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6555 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6556 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6557 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6558 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6559 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6560 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6561 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6562 (TARGET_FOLD_BUILTIN): New.
6563 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6564 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6565 (ffsdi2): Use ctz.
6566 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6568 2005-03-08 Ira Rosen <irar@il.ibm.com>
6570 PR tree-optimization/20122
6571 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6572 condition of access function instead of base.
6574 2005-03-07 Jeff Law <law@redhat.com>
6575 Steven Bosscher <stevenb@suse.de>
6577 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6578 (find_taken_edge): Call find_taken_edge_computed_goto as
6579 appropriate. Allow any gimple invariant rather than just
6580 INTEGER_CST for VAL.
6581 (cleanup_control_flow): Cleanup a computed goto which has turned
6582 into a simple goto.
6583 (tree_merge_blocks): If block B has any forced labels, move
6584 them to the start of block A.
6585 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6586 computed gotos as well.
6587 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6588 removal of unnecessary computed gotos too.
6589 (lookup_redirection_data): Fix type of INSERT argument. Callers
6590 updated.
6592 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6594 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6595 Remove trailing spaces.
6597 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6598 unshare_all_trees): Make them static.
6599 * tree-gimple.h: Remove the corresponding prototypes.
6601 * diagnostic.h: Remove unused prototype
6602 debug_output_buffer.
6603 * modulo-sched.c: Remove unused prototype
6604 set_row_column_for_ps.
6606 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6607 replace_phi_edge_with_variable): Remove unused variable i.
6609 2005-03-07 Per Bothner <per@bothner.com>
6611 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6613 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6615 PR tree-opt/17671
6616 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6617 bbs on the COND_EXPR instead of the PHI_NODEs.
6618 (candidate_bb_for_phi_optimization): Remove.
6619 (replace_phi_with_stmt): Rename to ...
6620 (replace_phi_edge_with_variable): this and change so that we
6621 replace the phi argument instead of removing the PHI.
6622 (conditional_replacement): Change so we deal with PHI with more
6623 than two arguments.
6624 (value_replacement): Likewise.
6625 (abs_replacement): Likewise.
6627 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6629 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6630 output_e500_flip_gt_bit.
6632 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6633 as bit 31.
6634 (rs6000_generate_compare): Fix logic to look at the correct bits.
6635 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6636 Look at GT bit.
6637 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6638 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6639 gen_move_from_CR_gt_bit.
6641 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6642 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6643 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6645 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6646 (E500_CR_IOR_COMPARE): New constant.
6648 2005-03-08 Earl Chew <earl_chew@agilent.com>
6649 David Billinghurst <David.Billinghurst@riotinto.com>
6651 * config/i386/host-cygwin.c: New file to support precompiled
6652 headers on cygwin
6653 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6654 * config.host: Use above files for cygwin host.
6656 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6658 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6659 ordering ops from earlier change.
6661 2005-03-07 Per Bothner <per@bothner.com>
6663 Various fixes to allow us to again build if --enable-mapped-location:
6664 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6665 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6666 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6667 local variable loc. Change logic appropriately.
6668 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6669 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6670 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6671 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6672 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6674 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6676 PR rtl-optimization/19683
6677 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6678 number of bytes, to smallest_int_for_mode. Fix arguments to
6679 REG_CANNOT_CHANGE_MODE_P.
6681 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6683 * reorg.c (relax_delay_slots): Check that the jump is
6684 conditional before trying to invert it.
6686 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6688 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6689 Make them static.
6691 * calls (stack_arg_under_construction): Make it static.
6693 * flow.c (regs_live_at_setjmp): Make it static.
6694 * flow.h: Remove the corresponding prototype.
6696 * reload1.c (reload_startobj, reload_firstobj,
6697 something_needs_operands_changed, reload_inherited,
6698 reload_inheritance_insn, reload_override_in,
6699 reload_spill_index): Make them static.
6701 * recog.c (verify_changes): Make it static.
6702 * recog.h: Remove the corresponding prototype.
6704 * cfgbuild.c (find_sub_basic_blocks): Remove.
6705 * basic-block.h: Remove the corresponding prototype.
6706 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6707 in comments.
6708 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6710 * tree-ssa-operands.c (check_build_stmt): Remove.
6712 * stor-layout.c (set_alignment): Remove.
6713 * tree.h: Remove the corresponding prototype.
6715 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6717 * tree-ssa-dce.c (control_dependence_map,
6718 visited_control_parents): Make them static.
6720 * cfghooks.c (verify_flow_info): Remove local variable
6721 num_bb_notes.
6723 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6724 last_bb_seen.
6726 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6728 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6730 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6732 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6734 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6735 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6736 PARALLEL for an empty structure.
6738 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6740 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6742 * fold-const.c (fold_binary): Unroll the very first "for"
6743 loop.
6745 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6747 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6748 redundant match_code test.
6749 (scc_comparison_operator): Swap match_operand and match_code
6750 tests.
6751 (branch_positive_comparison_operator): Same.
6752 (trap_comparison_operator): Use comparison_operator and swap with
6753 match_code test.
6755 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6757 PR target/20288
6758 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6759 (out_movhi_r_mr): Read low byte of volatile MEM first.
6760 (out_movhi_mr_r): Write high byte of volatile MEM first.
6762 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6764 * cselib.c (reg_values, reg_values_size): Make them static.
6766 * cse.c (cse_reg_info_table): Make it static.
6768 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6770 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6772 * cse.c (find_best_addr): Use canon_for_address.
6774 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6776 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6777 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6778 SUBREG and MEM, respectively.
6780 * fold-const.c (fold_binary): Use code instead of t.
6782 * fold-const.c (optimize_minmax_comparison): Take decomposed
6783 arguments code, type, op0, and op1 instead of t.
6784 (fold_binary): Update a call to optimize_minmax_comparison.
6786 * fold-const.c (fold_range_test): Take decomposed arguments
6787 code, type, op0, and op1 instead of t.
6788 (fold_binary): Update a call to fold_range_test.
6790 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6791 decomposed arguments code, type, op0, and op1 instead of t.
6792 (fold_binary): Update a call to fold_range_test.
6794 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6796 * fold-const.c (fold_binary): Avoid directly using the original
6797 expression t as much as possible.
6799 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6801 * c-semantics.c (build_stmt): Use TYPE_P instead of
6802 IS_NON_TYPE_CODE_CLASS.
6803 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6804 (NON_TYPE_CHECK): Use TYPE_P instead of
6805 IS_NON_TYPE_CODE_CLASS.
6807 * fold-const.c (fold): Remove handling of binary expressions.
6809 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6811 * doc/c-tree.texi: Wrap comments in @r{}.
6812 * doc/cpp.texi: Likewise.
6813 * doc/cppinternals.texi: Likewise.
6814 * doc/extend.texi: Likewise.
6815 * doc/md.texi: Likewise.
6816 * doc/objc.texi: Likewise.
6817 * doc/sourcebuild.texi: Likewise.
6818 * doc/tm.texi: Likewise.
6819 * doc/tree-ssa.texi
6821 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6823 * predict.c (apply_return_prediction): Standardize PHI chain
6824 walking.
6825 * tree-ssa.c (ssa_redirect_edge): Likewise.
6827 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6828 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6829 Update copyright.
6831 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6832 * tree-flow.h: Adjust the prototype for remove_phi_node.
6833 * lambda-code.c (perfect_nestify): Adjust a call to
6834 remove_phi_node.
6835 * tree-cfg.c
6836 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6837 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6838 Likewise.
6839 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6840 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6841 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6842 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6844 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6845 of GEN_INT (trunc_int_for_mode (...)).
6846 * loop-iv.c (iv_number_of_iterations): Likewise.
6847 * postreload.c (reload_cse_move2add): Likewise.
6848 * simplify-rtx.c (simplify_const_unary_operation,
6849 simplify_const_binary_operation): Likewise.
6850 * stor-layout.c (get_mode_bounds): Likewise.
6852 * fold-const.c (fold_binary): New.
6853 (fold): Call fold_binary on binary expressions.
6855 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6857 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6858 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6859 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6860 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6861 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6863 2005-03-04 Devang Patel <dpatel@apple.com>
6865 PR tree-optimization/18815
6866 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6867 loops with zero exit edges.
6869 2005-03-04 Devang Patel <dpatel@apple.com>
6871 * doc/invoke.texi: Remove reference to webpage that does not exist.
6873 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6874 Joseph S. Myers <joseph@codesourcery.com>
6876 PR c++/19797
6877 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6878 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6879 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6880 * pa.c (get_plabel): Change argument to symbol_ref. Call
6881 maybe_get_identifier instead of get_identifier.
6882 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6883 (struct deferred_plabel): Replace name field with symbol field.
6884 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6885 ASM_OUTPUT_EXTERNAL_REAL is defined.
6886 (output_global_address): Use output_addr_const for output of all
6887 symbol_refs.
6888 (output_deferred_plabels): Use symbol_ref instead of name for address
6889 output.
6890 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6891 ASM_OUTPUT_SYMBOL_REF): New macros.
6892 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6893 comment.
6894 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6895 label.
6897 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6899 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6900 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6902 2005-03-04 Jeff Law <law@redhat.com>
6904 * basic-block.h (rediscover_loops_after_threading): Declare.
6905 * tree-ssa-dom.c: Include cfgloop.h.
6906 (tree_ssa_dominator_optimize): Discover loops and some basic
6907 properties. Remove forwarder blocks recreated by loop header
6908 canonicalization. Also mark backedges in the CFG.
6909 * tree-ssa-threadupdate.c: Include cfgloop.h
6910 (rediscover_loops_after_threading): Define.
6911 (struct local_info): New field, JUMP_THREADED.
6912 (prune_undesirable_thread_requests): New function.
6913 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6914 then record that fact for the callers of redirct_edges.
6915 (thread_block): If BB has incoming backedges, then call
6916 prune_undesirable_thraed_requests. Note when we are
6917 going to have to rediscover loop information. Return a
6918 boolean indicating if any jumps were threaded.
6919 (thread_through_all_blocks): Bubble up boolean indicating
6920 if any jumps were threaded.
6921 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6922 (tree-ssa-threadupdate.o): Similarly.
6924 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6926 * fold-const.c (fold_ternary): Unroll the "for" loop to
6927 extract operands.
6929 2005-03-04 Andrew Haley <aph@redhat.com>
6931 * unwind-dw2-fde-glibc.c (struct
6932 unw_eh_callback_data.check_cache): New field.
6933 (frame_hdr_cache): New.
6934 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6935 Cache frame header info.
6937 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6939 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6940 (print_c_condition): Declare.
6941 * read-rtl.c (ptr_loc): New structure.
6942 (ptr_locs, ptr_loc_obstack, joined_conditions)
6943 (joined_conditions_obstack): New variables.
6944 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6945 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6946 (join_c_conditions, print_c_condition): New functions.
6947 (apply_macro_to_string): Associate the new string with the same
6948 source location as the old one.
6949 (add_condition_to_string): Use join_c_conditions.
6950 (read_string): Use set_rtx_ptr_loc to record a filename and line
6951 number for the string.
6952 (read_rtx): Initialize the new variables above.
6953 * genattrtab.c (write_test_expr, write_attr_value): Use
6954 print_c_condition.
6955 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6956 comment above the GCC_VERSION check.
6957 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6958 Inline the definition of MAYBE_EVAL.
6959 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6960 * genoutput.c (process_template): Likewise.
6961 * genpreds.c (write_predicate_subfunction): Likewise.
6962 (write_predicate_expr): Use print_c_condition.
6963 * genrecog.c (write_cond): Likewise.
6964 * gensupport.c (process_rtx): Use join_c_conditions to join the
6965 conditions of a define_insn_and_split. Record a source location
6966 for the string after the "&&".
6967 (alter_test_for_insn): Use join_c_conditions.
6969 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6971 Revert for now:
6972 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6973 PR tree-optimization/15784
6974 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6975 and -1 - A to ~A.
6977 2005-03-04 Ben Elliston <bje@au.ibm.com>
6979 * gcc.c (option_map): Add --coverage.
6980 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6981 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6982 * config/darwin.h: Pass -lgcov for `coverage'.
6983 * doc/invoke.texi (Debugging Options): Document --coverage.
6985 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6987 * gcse.c (bypass_block): Use find_edge wherever possible.
6989 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6991 Fix PR debug/20253
6993 * c-opts.c (c_common_parse_file): Call start_source_file
6994 and end_source_file at the approriate times.
6996 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6997 the main file, it will be done for us now.
6999 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7001 * fold-const.c (fold_ternary): New.
7002 (fold): Call fold_ternary on ternary expressions. Remove
7003 handling of ternary expressions.
7005 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7007 PR tree-optimization/15784
7008 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7009 and -1 - A to ~A.
7011 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7013 * config/rs6000/predicates.md (branch_comparison_operator):
7014 Convert from C block to conditional format.
7016 2005-03-03 Jan Hubicka <jh@suse.cz>
7018 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7019 and non-constant public variables.
7021 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7023 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7024 with LABEL_EXPR.
7026 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7027 EDGE_I.
7029 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
7030 calls to release_ssa_name and release_phi_node.
7032 * fold-const.c (fold): Remove handling of unary expressions.
7034 * fold-const.c (fold_unary): Avoid directly using the original
7035 expression t as much as possible.
7037 2005-03-03 Roger Sayle <roger@eyesopen.com>
7038 Andrew Pinski <pinskia@physics.uc.edu>
7040 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
7041 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
7043 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
7045 Describe special registers SRP and MOF as allocatable registers.
7046 * config/cris/cris.c (cris_md_asm_clobbers): New function.
7047 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
7048 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
7049 TARGET_HAS_MUL_INSNS.
7050 (cris_print_operand) <case 'd'>: New case.
7051 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
7052 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
7053 define.
7054 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
7055 (REG_ALLOC_ORDER): Update for MOF.
7056 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
7057 SPECIAL_REGS.
7058 (GENERAL_REGS): No longer a define of ALL_REGS.
7059 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
7060 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7061 Adjust accordingly.
7062 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
7063 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
7064 (SECONDARY_RELOAD_CLASS): Define.
7065 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
7066 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
7067 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
7068 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
7069 (REGISTER_MOVE_COST): Define.
7070 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
7071 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
7072 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
7073 (CRIS_MOF_REGNUM): New define_constants.
7074 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
7075 special registers.
7076 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
7077 New patterns.
7078 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
7079 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
7080 Adjust for MOF being properly described as a register.
7081 (indir_to_reg_split): Name this split. Conditionalize on the
7082 destination register being a general register.
7083 (movei): Conditionalize on on operands 0 and 1 having the same
7084 register class.
7086 2005-03-03 Alan Modra <amodra@bigpond.net.au>
7088 PR target/20277
7089 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
7090 -mcpu to override any other explicitly given flags.
7092 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
7094 * recog.c (verify_changes, confirm_change_group): New functions,
7095 broken out of apply_change_group.
7096 (apply_change_group): Use them.
7097 * recog.h (verify_change, confirm_change_group): Declare.
7098 * rtl.h (redirect_jump_2): Declare.
7099 * jump.c (redirect_exp, invert_exp): Delete.
7100 (invert_exp_1): Take second parameter. Return value. Changed caller.
7101 (redirect_jump_2): New function, broken out of redirect_jump.
7102 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
7103 (invert_jump): Use invert_jump_1 and redirect_jump_2.
7104 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
7106 2005-03-02 Geoffrey Keating <geoffk@apple.com>
7108 * varasm.c (named_section): Use xstrdup rather than doing it by
7109 hand.
7111 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
7113 2005-03-02 Devang Patel <dpatel@apple.com>
7115 Undo PR tree-optimization/18815 fix.
7117 2005-03-02 Devang Patel <dpatel@apple.com>
7119 PR tree-optimization/18815
7120 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7121 loops with zero exit edges.
7123 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7125 * cfg.c (connect_src, connect_dest, disconnect_src,
7126 disconnct_dest): New.
7127 (unchecked_make_edge, remove_edge, redirect_edge_succ,
7128 redirect_edge_pred): Use the new functions.
7130 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7131 free_dominance_info only when needed.
7133 2005-03-02 David Edelsohn <edelsohn@gnu.org>
7135 PR target/20276
7136 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
7137 (reg_or_sub_cint64_operand): Same.
7139 2005-03-02 Jeff Law <law@redhat.com>
7141 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
7142 CFG_ALTERED in the main DOM iteration loop.
7144 2005-03-02 Mark Mitchell <mark@codesourcery.com>
7146 PR c++/19916
7147 * varasm.c (initializer_constant_valid_p): Allow conversions
7148 between OFFSET_TYPEs. Tidy.
7150 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
7152 * config/cris/cris.md ("return"): Remove epilogue delay list
7153 sanity check.
7155 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
7157 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
7158 for Thumb.
7159 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
7161 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7163 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
7164 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
7165 config/m68k/m68k.c, config/mips/mips.h,
7166 config/rs6000/rs6000-protos.h, doc/contrib.texi,
7167 doc/include/gcc-common.texi: Update copyright.
7169 PR middle-end/18029 and PR middle-end/18030
7170 * expr.c (optimize_bitfield_assignment_op): Add a special case
7171 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
7173 * fold-const.c (fold_unary): New.
7174 (fold): Call fold_unary on unary expressions.
7176 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
7178 * cgraph.h (struct cgraph_edge): Add prev_caller and
7179 prev_callee fields.
7180 (cgraph_node_remove_callees): Export.
7181 * cgraph.c (cgraph_create_edge): Initialize prev_caller
7182 and prev_callee.
7183 (cgraph_edge_remove_callee): New function.
7184 (cgraph_edge_remove_caller): Likewise.
7185 (cgraph_remove_edge): Use.
7186 (cgraph_redirect_edge_callee): Likewise.
7187 (cgraph_node_remove_callees): New function.
7188 (cgraph_node_remove_callers): Likewise.
7189 (cgraph_remove_node): Use.
7190 * tree-optimize.c (tree_rest_of_compilation): Use
7191 cgraph_node_remove_callees instead of manual loop.
7192 * cgraphunit.c (cgraph_finalize_function): Likewise.
7193 (cgraph_expand_function): Likewise.
7194 (cgraph_remove_unreachable_nodes): Likewise.
7196 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
7198 PR c/8927
7199 * c-tree.h (undeclared_variable, build_external_ref): Add extra
7200 argument.
7201 * c-decl.c (undeclared_variable): Take location as argument.
7202 * c-typeck.c (build_external_ref): Likewise.
7203 * c-parser.c (c_parser_postfix_expression): Pass location of
7204 identifier to build_external_ref.
7206 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7208 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
7209 CCEQ mode for branch_positive_comparison_operator test.
7210 * config/rs6000/predicates (branch_comparison_operator): Revert to
7211 define_predicate.
7212 (scc_comparison_operator): Same.
7213 (branch_positive_comparison_operator): Same.
7215 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
7217 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
7218 (cris_delay_slots_for_epilogue): Remove.
7219 (save_last): Move into cris_target_asm_function_epilogue.
7220 (cris_target_asm_function_epilogue): Remove tests for file being
7221 NULL.
7222 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
7223 (cris_delay_slots_for_epilogue): Remove prototypes.
7224 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
7225 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
7227 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7229 * config/rs6000/predicates.md (branch_comparison_operator): Change
7230 to define_special_predicate.
7231 (scc_comparison_operator): Same.
7232 (branch_positive_comparison_operator): Same.
7234 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
7236 * Makefile.in (tree-ssa-sink.o): New.
7237 (OBJS-common): Add tree-ssa-sink.o.
7238 * common.opt: Add -ftree-sink
7239 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
7240 * timevar.def (TV_TREE_SINK): new timevar.
7241 * tree-flow.h (is_hidden_global_store): Prototype.
7242 * tree-optimize.c (init_tree_optimization_passes): Add
7243 pass_sink_code.
7244 * tree-pass.h (pass_sink_code): New.
7245 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
7246 for non-obvious global store store to is_hidden_global_store, and
7247 call that new function.
7248 * tree-ssa-sink.c: New file.
7249 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
7250 * doc/passes.texi: Document forward store motion.
7251 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
7252 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
7253 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
7254 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
7256 2005-03-01 Per Bothner <per@bothner.com>
7258 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
7259 and we have a non-zero column-number, add it to the message.
7260 Also factor out the diagnostic_kind_text.
7262 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7264 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
7265 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7266 flow_loop_scan): Removed.
7267 (flow_loop_dump): Do not dump removed fields.
7268 (flow_loop_free): Do not free removed fields.
7269 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
7270 (loop_exit_edge_p): New function.
7271 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
7272 num_pre_header_edges, entry_edges, num_entries, exit_edges,
7273 num_exits, exits_doms.
7274 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7275 LOOP_EDGES, LOOP_ALL): Removed.
7276 (flow_loop_scan): Declaration removed.
7277 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
7278 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
7279 flow_loops_find.
7280 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
7281 (if_convert): Call flow_loops_find and flow_loops_free
7282 when calling mark_loop_exit_edges.
7283 * cfgloopanal.c (mark_loop_exit_edges): Moved from
7284 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
7285 free_dominance_info calls.
7286 * loop-init.c (flow_loops_find): Ditto.
7287 * passes.c (rest_of_handle_branch_prob): Ditto.
7288 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7289 * loop-unroll.c (analyze_insns_in_loop): Do not use
7290 EDGE_LOOP_EXIT.
7291 * predict.c (predict_loops): Do not call flow_loop_scan.
7292 Use get_loop_exit_edges.
7293 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7294 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7295 Do not use EDGE_LOOP_EXIT.
7296 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7297 to bb_with_exit_edge_p.
7298 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7299 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7300 to bb_with_exit_edge_p.
7301 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7302 EDGE_LOOP_EXIT.
7303 * tree-loop-linear.c (linear_transform_loops): Do not call
7304 flow_loop_scan. Use loop->single_exit.
7305 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7306 (vect_analyze_loop_form): Do not call flow_loop_scan.
7307 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7308 loop->single_exit.
7309 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7310 loop->single_exit.
7311 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7312 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7313 slpeel_tree_duplicate_loop_to_edge_cfg,
7314 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7315 Use loop_preheader_edge and loop->single_exit. Do not call
7316 flow_loop_scan.
7318 2005-03-01 Nick Clifton <nickc@redhat.com>
7320 * config/arm/arm.c (thumb_find_work_register): Check all of the
7321 argument registers to see if they are free, and a couple of
7322 special cases where the last argument register but can be proved
7323 to be available during the function's prologue.
7324 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7325 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7326 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7327 register bit-mask.
7328 (thumb_compute_save_reg_mask): Likewise. Also use
7329 thumb_find_work_register() to ensure that there is agreement about
7330 which work register is going to be used in the prologue.
7331 (thumb_output_function_prologue): Use unsigned long as the type
7332 for the register bit-mask. Also delay pushing the link register if
7333 other high registers are going to be pushed.
7334 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7335 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7336 redundant prototypes.
7338 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7340 PR target/19819
7341 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7342 and after reload in REG+REG indexed addresses without REG_POINTER
7343 set in the base and not set in the index.
7345 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7347 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7348 Don't undefine here.
7349 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7350 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7351 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7352 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7353 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7354 Delete.
7355 * config.gcc (sh*-*-linux*): Use config/linux.h.
7357 2005-02-28 Dale Johannesen <dalej@apple.com>
7358 Stan Shebs <shebs@apple.com>
7360 Rewrite of 64-bit Darwin structure-by-value pass/return.
7361 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7362 intoffset, use_stack, named.
7363 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7364 (rs6000_darwin64_record_arg_advance_flush): New.
7365 (rs6000_darwin64_record_arg_advance_recurse): New.
7366 (rs6000_darwin64_record_arg_flush): New.
7367 (rs6000_darwin64_record_arg_recurse): New.
7368 (rs6000_darwin64_record_arg): New.
7369 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7370 (function_arg_boundary): Handle 128-bit aligned structs.
7371 (function_arg_advance): Rewrite darwin64 struct handling.
7372 (function_arg): Call rs6000_darwin64_record_arg.
7373 (function_arg_partial_nregs): Handle darwin64 structs.
7374 (rs6000_darwin64_function_value): Remove.
7375 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7377 2005-02-28 Roger Sayle <roger@eyesopen.com>
7379 PR tree-optimization/20216
7380 * tree-chrec.c (tree_fold_factorial): Delete.
7381 (tree_fold_binomial): Change argument list to take a return type
7382 and change the type of K to unsigned int. Rewrite to avoid explicit
7383 evaluation of factorials, and (recursively) calling fold to perform
7384 compile-time arithmetic. Return NULL on (internal) overflow.
7385 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7386 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7387 if any intermediate calculation overflows.
7388 (chrec_apply): Update call to chrec_evaluate.
7390 2005-02-28 James E Wilson <wilson@specifixinc.com>
7392 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7394 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7396 PR c/20245
7397 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7398 instead of NULL_TREE on error.
7400 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7402 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7403 (EASY_VECTOR_15_ADD_SELF): Remove.
7404 (num_insns_constant_wide): Not static.
7405 (validate_condition_mode): Not static.
7406 (toc_relative_expr_p): Not static.
7407 (legitimate_indirect_address_p): Not static.
7408 (macho_lo_sum_memory_operand): Not static.
7409 (invalid_e500_subreg): Not static.
7410 (easy_vector_same): Not static.
7411 (easy_vector_splat_const): Not static.
7412 (RS6000_SYMBOL_REF_TLS_P): Remove.
7413 (any_operand): Delete.
7414 (any_parallel_operand): Delete.
7415 (count_register_operand): Delete.
7416 (altivec_register_operand): Delete.
7417 (xer_operand): Delete.
7418 (s8bit_cint_operand): Delete.
7419 (short_cint_operand): Delete.
7420 (u_short_cint_operand): Delete.
7421 (non_short_cint_operand): Delete.
7422 (exact_log2_cint_operand): Delete.
7423 (gpc_reg_operand): Delete.
7424 (cc_reg_operand): Delete.
7425 (cc_reg_not_cr0_operand): Delete.
7426 (reg_or_short_operand): Delete.
7427 (reg_or_neg_short_operand): Delete.
7428 (reg_or_aligned_short_operand): Delete.
7429 (reg_or_u_short_operand): Delete.
7430 (reg_or_cint_operand): Delete.
7431 (reg_or_arith_cint_operand): Delete.
7432 (reg_or_add_cint64_operand): Delete.
7433 (reg_or_sub_cint64_operand): Delete.
7434 (reg_or_logical_cint_operand): Delete.
7435 (got_operand): Delete.
7436 (got_no_const_operand): Delete.
7437 (easy_fp_constant): Delete.
7438 (easy_vector_constant): Delete.
7439 (easy_vector_constant_add_self): Delete.
7440 (zero_constant): Delete.
7441 (zero_fp_constant): Delete.
7442 (volatile_mem_operand): Delete.
7443 (offsettable_mem_operand): Delete.
7444 (mem_or_easy_const_operand): Delete.
7445 (add_operand): Delete.
7446 (non_add_cint_operand): Delete.
7447 (logical_operand): Delete.
7448 (non_logical_cint_operand): Delete.
7449 (mask_operand): Delete.
7450 (mask_operand_wrap): Delete.
7451 (mask64_operand): Delete.
7452 (mask64_2_operand): Delete.
7453 (and64_operand): Delete.
7454 (and64_2_operand): Delete.
7455 (and_operand): Delete.
7456 (reg_or_mem_operand): Delete.
7457 (lwa_operand): Delete.
7458 (symbol_ref_operand): Delete.
7459 (call_operand): Delete.
7460 (current_file_function_operand): Delete.
7461 (input_operand): Delete.
7462 (rs6000_nonimmediate_operand): Delete.
7463 (rs6000_tls_symbol_ref): Delete.
7464 (save_world_operation): Delete.
7465 (restore_world_operation): Delete.
7466 (load_multiple_operation): Delete.
7467 (store_multiple_operation): Delete.
7468 (vrsave_operation): Delete.
7469 (mfcr_operation): Delete.
7470 (mtcrf_operation): Delete.
7471 (lmw_operation): Delete.
7472 (stmw_operation): Delete.
7473 (branch_comparison_operator): Delete.
7474 (branch_positive_comparison_operator): Delete.
7475 (scc_comparison_operator): Delete.
7476 (trap_comparison_operator): Delete.
7477 (boolean_operator): Delete.
7478 (boolean_or_operator): Delete.
7479 (min_max_operator): Delete.
7480 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7481 (EASY_VECTOR_15): Moved to here.
7482 (EASY_VECTOR_15_ADD_SELF): Move to here.
7483 (PREDICATE_CODES): Delete.
7484 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7485 Declare functions no longer static.
7486 * config/rs6000/predicates.md: New.
7487 * config/rs6000/rs6000.md: Include predicates.md
7489 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7491 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7492 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7493 REG_ALWAYS_RETURN.
7494 * cfgrtl.c (need_fake_edge_p): Likewise.
7495 * combine.c (distribute_notes): Likewise.
7496 * emit-rtl.c (try_split): Likewise.
7497 * recog.c (peephole2_opimize): Likewise.
7498 * reg-notes.def (ALWAYS_RETURN): Remove.
7499 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7500 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7501 * tree.h (ECF_ALWAYS_RETURN): Remove.
7503 2005-02-28 Roger Sayle <roger@eyesopen.com>
7505 PR middle-end/19874
7506 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7507 between different machine modes is never a "useless" conversion.
7509 2005-02-28 Geert Bosch <bosch@gnat.com>
7511 PR ada/15977
7512 * doc/contrib.texi: List contributors for Ada front end
7514 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7516 * simplify-rtx.c (simplify_unary_operation_1,
7517 simplify_const_unary_operation): New, extracted from...
7518 (simplify_unary_operation): ... this one.
7519 (simplify_binary_operation_1,
7520 simplify_const_binary_operation): New, extracted from...
7521 (simplify_binary_operation): ... this one.
7522 * rtl.h (simplify_const_unary_operation,
7523 simplify_const_binary_operation): Add prototypes.
7525 2005-02-28 Julian Brown <julian@codesourcery.com>
7527 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7528 building libjava and caused PR regression/20228.
7530 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7532 PR bootstrap/17383
7533 * Makefile.in (host_subdir): New.
7534 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7535 * configure: Regenerate.
7537 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7539 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7540 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7541 installation directory first.
7543 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7545 PR target/19065.
7546 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7547 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7548 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7549 * config/cris/cris.md: Tweak comments referring to Q.
7550 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7551 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7552 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7553 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7554 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7555 Insert spaces in constraints to align alternatives vertically for
7556 readability.
7557 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7558 operand 1: "M".
7560 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7562 PR rtl-optimization/17728
7563 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7564 operand 0 from general_operand to move_dest_operand.
7566 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7568 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7569 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7570 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7571 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7573 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7575 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7576 * configure: Regenerate.
7577 * libada-mk.in: Remove CC; rename
7578 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7580 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7582 PR tree-opt/20188
7583 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7584 for the lhs, also walk over the tree. Likewise for rhs.
7586 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7588 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7589 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7590 Do not propagate value of iv before increment over the increment.
7592 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7594 * c-parser.c: New file.
7595 * c-parse.in: Remove.
7596 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7597 Remove.
7598 (c-parser.o): Add dependencies.
7599 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7600 maintainer-clean, TAGS): Update.
7601 * c-config-lang.in (gtfiles): Update.
7602 * gengtype-lex.l: Don't handle "@@".
7603 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7604 objc_build_synchronized, objc_begin_try_stmt,
7605 objc_begin_catch_clause, objc_finish_catch_clause,
7606 objc_build_finally_clause, objc_finish_try_stmt): New.
7607 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7608 type_seen_p.
7609 (c_parse_init): Update comment.
7610 * c-decl.c (c_init_decl_processing): Update comment.
7611 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7612 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7613 new c_declspecs members.
7615 2005-02-25 Julian Brown <julian@codesourcery.com>
7617 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7618 from being used for symbols with vague linkage when
7619 HAVE_GAS_COMDAT_GROUP is true.
7621 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7623 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7625 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7627 PR target/19930
7628 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7629 (LIBGCC2_HAS_DF_MODE): New.
7630 (LIBGCC2_HAS_XF_MODE): New.
7631 (LIBGCC2_HAS_TF_MODE): New.
7632 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7633 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7634 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7635 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7636 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7637 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7638 and add _fixtfdi, _fixunstfdi, _floatditf
7639 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7640 L_fixunstfdi, L_floatditf.
7641 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7642 (LIBGCC2_HAS_TF_MODE): Define.
7644 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7646 PR tree-optimization/20204
7647 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7648 REWRITE_THIS_STMT markers on PHI nodes.
7649 (rewrite_initialize_block): Likewise.
7651 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7653 * version.c (version_string): Update to 4.1.
7655 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7657 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7658 Clarify that the alternative way doesn't work in GNU C++.
7660 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7662 PR tree-optimization/19937
7663 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7664 to the type of the induction variable.
7666 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7668 PR rtl-optimization/20117
7669 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7670 the block including noncopyable insn.
7672 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7674 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7675 calls to find_reg_note.
7677 2005-02-24 Richard Henderson <rth@redhat.com>
7679 PR tree-opt/20127
7680 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7681 the type.
7683 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7685 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7686 vector types if to use base reg for misaligned non-word ld/std.
7688 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7690 PR target/14619
7691 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7692 dwarf2 label manually and put it after, not before the prologue.
7694 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7696 PR target/19019
7697 * reload.c (operands_match_p): Only increment register number for
7698 SCALAR_INT_MODE_P modes in multiple hard registers.
7700 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7701 Fix formatting.
7703 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7705 * ChangeLog.5: Fix log message typo(s).
7706 * ChangeLog.7: Likewise.
7707 * ChangeLog.tree-ssa: Likewise.
7708 * cfgexpand.c: Fix comment typo(s).
7709 * conflict.c: Likewise.
7710 * defaults.h: Likewise.
7711 * dwarf2out.c: Likewise.
7712 * gcse.c: Likewise.
7713 * ggc-page.c: Likewise.
7714 * tree-eh.c: Likewise.
7715 * tree-ssa-dom.c: Likewise.
7717 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7719 PR target/19019
7720 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7721 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7722 if SHARED is defined.
7724 PR target/20196
7725 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7726 allow splitting only if operands 0 and 3 don't overlap.
7728 2005-02-24 Richard Henderson <rth@redhat.com>
7730 PR middle-end/19953
7731 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7732 (fold_builtin_1): Call them.
7733 * fold-const.c (fold_complex_mult_parts): Split out from ...
7734 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7735 (fold_complex_div_parts, fold_complex_div): New.
7736 (fold): Use them.
7737 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7739 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7741 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7742 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7744 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7745 (print_node): Likewise.
7746 Print TYPE_SIZES_GIMPLIFIED.
7748 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7750 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7751 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7752 operands as commutative in constraints.
7754 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7756 * tree-into-ssa.c: Re-organize internal functions.
7758 2005-02-24 Richard Henderson <rth@redhat.com>
7760 PR middle-end/18902
7761 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7762 for c99.
7763 * common.opt (fcx-limited-range): New.
7764 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7765 * toplev.c (flag_complex_method): Initialize to 1.
7766 (process_options): Set flag_complex_method to 0 if
7767 flag_cx_limited_range.
7768 * doc/invoke.texi (-fcx-limited-range): New.
7770 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7772 * cse.c (delete_trivially_dead_insns): Speed up by using
7773 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7774 prev_real_insn.
7776 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7778 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7779 functions when -mid-shared-library is being used.
7781 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7783 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7784 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7785 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7786 * system.h: Poison LINK_LIBGCC_SPECIAL.
7788 2005-02-23 James E Wilson <wilson@specifixinc.com>
7790 * gengtype.c (note_insn_name): Make 1 element larger.
7792 2005-02-23 Roger Sayle <roger@eyesopen.com>
7794 PR target/20018
7795 PR rtl-optimization/20097
7796 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7797 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7799 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7801 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7802 * t-aix52 (SHLIB_INSTALL): Same.
7804 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7806 * genpreds.c: Update copyright.
7808 2005-02-23 Michael Beach <michaelb@ieee.org>
7810 PR target/20159
7811 * config/sparc/t-elf (startup files): Assemble with CPP.
7813 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7815 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7816 (write_predicate_expr): Likewise.
7818 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7820 PR tree-optimization/20100
7821 PR tree-optimization/20115
7822 * tree-optimize.c (init_tree_optimization_passes): Remove
7823 pass_maybe_create_global_var.
7824 * tree-pass.h (pass_maybe_create_global_var): Remove.
7825 * tree-ssa-alias.c (aliases_computed_p): Declare.
7826 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7827 (count_calls_and_maybe_create_global_var): Remove.
7828 (pass_maybe_create_global_var): Remove.
7829 (init_alias_info): Do not declare aliases_computed_p.
7830 (maybe_create_global_var): If the function contains no
7831 call-clobbered variables and a mix of pure/const and regular
7832 function calls, create .GLOBAL_VAR.
7833 Mark all call-clobbered variables for renaming.
7834 (merge_pointed_to_info): Update comment.
7835 (add_pointed_to_var): Likewise.
7836 (is_escape_site): Likewise.
7837 Accept struct alias_info * instead of size_t *.
7838 Update all users.
7839 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7840 as necessary.
7841 * tree-ssa-operands.c (get_call_expr_operands): If
7842 ALIASES_COMPUTED_P is false, do not add call-clobbering
7843 operands.
7844 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7845 (delete_tree_ssa): Likewise.
7847 2005-02-22 James E Wilson <wilson@specifixinc.com>
7849 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7850 (do_compile): Do call it here.
7852 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7854 PR rtl-optimization/20017.
7855 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7856 rest_of_handle_cse2, rest_of_handle_gcse): Call
7857 delete_dead_jumptables immediately before calling cleanup_cfg.
7859 2005-02-22 Devang Patel <dpatel@apple.com>
7861 PR 19952
7862 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7863 all labels
7865 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7867 * config/rs6000/aix.h (WINT_TYPE): Define.
7869 2005-02-22 Stan Shebs <shebs@apple.com>
7871 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7872 natural alignment for 64-bit Darwin.
7873 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7874 on 64-bit Darwin.
7875 * doc/invoke.texi: Document this.
7877 2005-02-22 DJ Delorie <dj@redhat.com>
7879 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7880 to make_[un]signed_type, not the mode itself.
7882 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7884 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7885 not available. Use tail calls wherever possible.
7886 (make_edge): Call unchecked_make_edge to create an edge.
7888 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7889 (coalesce_ssa_name): Don't check for
7890 SSANORM_USE_COALESCE_LIST.
7891 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7893 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7895 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7896 (rewrite_into_ssa): ... here.
7898 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7900 PR tree-optimization/19786
7901 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7902 tag to another's may-alias bitmap when adding to the other's list.
7904 2005-02-21 DJ Delorie <dj@redhat.com>
7906 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7907 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7908 registers in unsupported ways.
7909 * expmed.c (init_expmed): Likewise.
7911 2005-02-21 Stan Cox <scox@redhat.com>
7913 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7915 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7917 * tree-cfg.c (fold_cond_expr_cond): New.
7918 (make_edges): Call fold_cond_expr_cond.
7919 (find_taken_edge): Accept nothing but INTEGER_CST.
7920 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7921 and 1.
7922 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7924 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7925 that do not belong to any basic block.
7927 2005-02-21 Jeff Law <law@redhat.com>
7929 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7930 e->dest.
7932 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7934 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7935 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7936 Adjust their definitions.
7937 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7938 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7940 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7941 genautomata.c, langhooks.c, langhooks.h, system.h,
7942 config/arm/lib1funcs.asm: Update copyright.
7944 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7946 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7948 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7950 PR bootstrap/13770
7951 * doc/install.texi: Document --with-gc.
7953 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7955 * simplify-rtx.c (simplify_unary_operation): Add a missing
7956 "break" statement.
7958 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7960 PR tree-optimization/18663
7961 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7962 if the type has variable bounds.
7964 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7966 * gcse.c: Remove an obsolete comment.
7968 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7970 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7972 * doc/extend.texi (Function Attributes) <Attribute const>: The
7973 attribute "pure" is below this text, not above.
7975 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7977 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7978 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7979 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7981 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7983 PR 18785
7984 * langhooks.h (struct lang_hooks): Add to_target_charset.
7985 * langhooks.c (lhd_to_target_charset): New function.
7986 * langhooks-def.h: Declare lhd_to_target_charset.
7987 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7988 (LANG_HOOKS_INITIALIZER): Update.
7989 * c-common.c (c_common_to_target_charset): New function.
7990 * c-common.h: Declare it.
7991 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7992 c_common_to_target_charset.
7994 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7995 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7996 Delete definitions.
7997 * system.h: Poison them.
7998 * doc/tm.texi: Don't discuss them.
7999 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
8000 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
8001 (pp_c_char): Do not attempt to generate letter escapes for
8002 newline, tab, etc.
8003 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8004 * config/mips/mips.c (mips_output_ascii): Likewise.
8006 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8008 PR tree-optimization/19951
8009 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8010 is abnormal.
8012 2005-02-19 Steven Bosscher <stevenb@suse.de>
8014 PR middle-end/19698
8015 * function.h (struct function): New field `max_loop_depth'.
8016 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
8017 (flow_loops_find): Reset the max loop depth count before finding loops.
8018 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
8019 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
8020 (calculate_global_regs_live): Make sure the loop will terminate
8021 when the initial sets are not empty.
8023 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8025 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8026 object inside.
8027 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8029 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
8031 PR other/19525
8032 * doc/invoke.texi: Remove documentation of %M spec.
8033 * gcc.c: Likewise.
8034 (init_spec): Remove %M suffix from -lgcc_s.
8035 (do_spec_1): Remove 'M' case.
8036 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
8037 to put shared libraries in the multilib directory. Remove the
8038 shlib_so_soname substitution variable. Don't add a multilib encoding
8039 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
8040 reported by -print-multi-os-directory. Pass @multilib_dir@ to
8041 SHLIB_INSTALL as well as SHLIB_LINK.
8042 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
8043 (SHLIB_NAME): Delete.
8044 (SHLIB_DIR): New macro.
8045 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
8046 (SHLIB_INSTALL): Adjust accordingly.
8047 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
8048 * config/t-slibgcc-sld: Likewise.
8049 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
8050 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
8051 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
8052 in $(SHLIB_DIR).
8053 (SHLIBUNWIND_INSTALL): Adjust accordingly.
8054 * config/i386/t-nwld (SHLIB_SONAME): Delete.
8055 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
8056 Use @shlib_base_name@ instead of @shlib_so_name@.
8057 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
8058 and @shlib_base_name@.so in @multilib_dir@.
8059 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
8060 to the install path.
8061 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
8062 (SHLIB_LINK): Remove previous workaround.
8063 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
8064 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
8065 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
8066 the install path.
8067 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
8068 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
8069 (SHLIB_INSTALL): Adjust accordingly.
8070 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
8071 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
8072 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
8073 config/t-slibgcc-elf-ver.
8075 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
8076 Jakub Jelinek <jakub@redhat.com>
8078 PR tree-optimization/19828
8079 * tree-ssa-loop-im.c: Add a TODO comment.
8080 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
8081 without side-effects.
8083 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8085 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
8086 call fold_convert.
8088 2005-02-18 James E. Wilson <wilson@specifixinc.com>
8090 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
8091 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
8092 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
8093 functions.
8094 (ia64_reorg): Delete fixup_errata call.
8095 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
8096 (TARGET_SWITCHES): Delete -mb-step entry.
8098 2005-02-19 Jakub Jelinek <jakub@redhat.com>
8100 PR c/20043
8101 * c-typeck.c (composite_type): Handle quals in transparent unions.
8102 (type_lists_compatible_p): Likewise.
8104 2005-02-18 Stan Shebs <shebs@apple.com>
8106 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
8107 expressions in the .literal8 section.
8109 2005-02-18 Geoffrey Keating <geoffk@apple.com>
8111 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
8113 2005-02-18 Roger Sayle <roger@eyesopen.com>
8115 * fold-const.c (constant_boolean_node): Always create values of the
8116 specified type, don't bother calling truthvalue_conversion.
8118 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8120 * except.c (output_function_exception_table): Call
8121 assemble_external_libcall (eh_personality_libfunc).
8123 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8125 PR target/19886
8126 * config/ia64/ia64.h (struct machine_function): Add state_num.
8127 * config/ia64/ia64.c (process_epilogue,
8128 process_for_unwind_directive): Use new unwind state numbers each
8129 time rather than state 1.
8131 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
8133 PR target/20054
8134 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
8135 before the "*llgt_didi" pattern.
8137 2005-02-18 Jason Merrill <jason@redhat.com>
8139 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
8141 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
8143 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
8144 (div0): Use it in place of ARM_FUNC_ALIAS.
8145 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
8147 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
8149 PR middle-end/20030
8150 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
8151 access, the lower bound of the array type if it exists.
8153 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
8155 PR c++/20008
8156 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
8157 cases that are out-of-range for the index type.
8159 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8161 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
8162 (estimate_case_costs): Don't call convert.
8163 * expmed.c (expand_shift): Likewise.
8164 (make_tree): Call fold_convert instead of convert.
8166 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8168 PR c++/19813
8169 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
8170 that ref to be marked MEM_READONLY_P doesn't have base that needs
8171 constructing.
8173 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8175 * genautomata.c (output_get_cpu_unit_code_func,
8176 output_cpu_unit_reservation_p): Don't generate old-style function
8177 definitions.
8179 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8181 PR c++/20023
8182 PR tree-optimization/20009
8183 * convert.c (convert_to_integer): Revert 2005-02-16 change.
8185 PR tree-optimization/18947
8186 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
8187 inline, remove all nodes that are inlined into the extern inline
8188 being redefined.
8190 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8192 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
8193 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
8194 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
8195 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
8196 Update copyright.
8198 2005-02-17 Roger Sayle <roger@eyesopen.com>
8200 PR tree-optimization/19917
8201 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
8202 to be potentially trapping.
8204 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8206 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
8208 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
8210 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
8211 tem becomes a local variable which is set to the value of the
8212 back end defined INITIAL_FRAME_ADDRESS macro.
8213 (expand_builtin_frame_address): Omit the base parameter to
8214 expand_builtin_return_addr.
8215 (expand_builtin_profile_func): Likewise.
8216 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
8217 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
8218 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
8220 2005-02-17 Jakub Jelinek <jakub@redhat.com>
8222 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
8223 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
8224 * config/frv/frv.c (frv_function_epilogue): Likewise.
8226 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
8228 * lambda-code (perfect_nestify): Remove mark/unmark
8229 for rewriting hack.
8230 * tree-loop-linear.c (linear_transform_loops): Add
8231 rewrite_into_ssa call so that ssa is correct for
8232 rewriting into loop closed.
8234 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
8236 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
8237 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
8238 BITMAP_FREE.
8239 * bt-load.c (btr_def_live_range, combine_btr_defs,
8240 migrate_btr_def, migrate_btr_defs): Likewise.
8241 * cfgcleanup.c (thread_jump): Likewise.
8242 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
8243 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
8244 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
8245 df_rd_local_compute, df_reg_info_compute): Likewise.
8246 * dominance.c (init_dom_info, free_dom_info): Likewise.
8247 * flow.c (init_propagate_block_info,
8248 free_propagate_block_info): Likewise.
8249 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
8250 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
8251 modify_reg_pav): Likewise.
8252 * loop-invariant.c (find_defs, find_invariant_insn,
8253 find_invariants, free_inv_motion_data): Likewise.
8254 * predict.c (tree_predict_by_opcode,
8255 estimate_bb_frequencies): Likewise.
8256 * stmt.c (expand_case): Likewise.
8257 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
8258 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
8259 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
8260 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
8261 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
8262 rewrite_ssa_into_ssa): Likewise.
8263 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8264 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
8265 analyze_edges_for_bb, perform_edge_inserts): Likewise.
8266 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
8267 * tree-sra.c (tree_sra): Likewise.
8268 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
8269 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8270 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
8271 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8272 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
8273 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
8274 Likewise.
8275 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
8276 calculate_live_on_entry, calculate_live_on_exit,
8277 build_tree_conflict_graph): Likewise.
8278 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
8279 record_important_candidates, set_use_iv_cost, find_depends,
8280 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
8281 tree_ssa_iv_optimize_finalize): Likewise.
8282 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
8283 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
8284 tree_duplicate_loop_to_header_edge): Likewise.
8285 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
8286 * tree-ssa.c (verify_flow_insensitive_alias_info,
8287 verify_name_tags, verify_ssa, init_tree_ssa,
8288 delete_tree_ssa): Likewise.
8289 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8290 fini_ssanames): Likewise.
8291 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8293 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8295 * config/rs6000/t-rtems: Completely reworked.
8297 2005-02-17 Ira Rosen <irar@il.ibm.com>
8299 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8301 2005-02-17 Ira Rosen <irar@il.ibm.com>
8303 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8304 POINTER_TYPE_P when checking that type is a pointer.
8305 (vect_get_memtag): Remove.
8306 (vect_address_analysis): Use POINTER_TYPE_P. Call
8307 vect_object_analysis with dummy parameter for memtag.
8308 (vect_object_analysis): Extract memtag (functionality that
8309 used to be in vect_get_memtag and moved here). Fix printings.
8310 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8311 with correct parameters. Remove call to vect_get_memtag.
8313 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8315 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8316 (tree-vectorizer.o): Added missing dependencies.
8318 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8319 decleration.
8320 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8321 declaration in tree-vectorizer.c, now has an extern declaration in
8322 tree-vectorizer.h).
8323 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8324 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8325 get_vectype_for_scalar_type, vect_is_simple_use,
8326 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8327 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8328 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8329 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8330 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8331 find_loop_location): Likewise.
8333 * tree-vectorizer.c (langhooks.h): #include removed.
8334 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8335 moved to tree-vectorized.h.
8336 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8337 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8338 get_vectype_for_scalar_type, vect_is_simple_use,
8339 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8340 vect_supportable_dr_alignment, new_loop_vec_info,
8341 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8342 vect_set_verbosity_level, find_loop_location): Likewise.
8344 (vect_analyze_loop): Function externalized. Declaration moved to
8345 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8346 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8347 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8348 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8349 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8350 vect_enhance_data_refs_alignment, vect_analyze_operations,
8351 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8352 vect_stmt_relevant_p, vect_get_loop_niters,
8353 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8354 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8355 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8356 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8357 vect_get_memtag): Likewise.
8359 (vectorizable_load): Function externalized. Declaration moved to
8360 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8361 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8362 vect_transform_loop): Likewise.
8363 (vect_transform_stmt): Moved to tree-vect-transform.c.
8364 (vect_align_data_ref, vect_create_destination_var,
8365 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8366 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8367 vect_get_vec_def_for_operand, vect_init_vector,
8368 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8369 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8370 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8371 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8372 vect_do_peeling_for_loop_bound): Likewise.
8374 * tree-vect-analyze.c: New file.
8375 * tree-vect-transform.c: New file.
8377 2005-02-17 Jason Merrill <jason@redhat.com>
8379 PR mudflap/19319, c++/19317
8380 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8381 slot explicit.
8383 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8385 * doc/install.texi (Specific): Update link for Darwin-specific
8386 tool binary site.
8388 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8390 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8391 constant_boolean_node.
8393 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8395 PR target/19019
8396 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8397 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8399 2005-02-16 Richard Henderson <rth@redhat.com>
8401 PR 19920
8402 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8403 with W_TYPE_SIZE.
8404 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8405 replace uses with Wtype_MAXp1_F.
8406 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8407 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8408 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8409 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8410 and HAVE_TFMODE as appropriate.
8411 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8412 (__floatdisf): Likewise.
8413 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8414 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8415 (Wtype_MAXp1_F): New.
8416 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8417 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8419 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8421 * PR target/19162
8422 * arm.c (arm_apply_result_size): New function.
8423 * arm.h (APPLY_RESULT_SIZE): Define.
8424 * arm-protos.h (arm_apply_result_size): Add prototype.
8425 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8426 (movxf): New expand.
8427 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8428 (call_value_symbol): Remove predicate for operand 0.
8429 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8430 (untyped_call): Rework to correclty return values for any type.
8431 (untyped_return): New expand.
8432 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8434 2005-02-16 Stan Shebs <shebs@apple.com>
8436 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8437 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8439 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8441 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8442 configure settings on Solaris 7 and later.
8444 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8446 PR tree-optimization/19865
8447 * tree-optimize.c (init_tree_optimization_passes): Run
8448 pass_may_alias after pass_sra.
8450 2005-02-16 Richard Henderson <rth@redhat.com>
8451 Stuart Hastings <stuart@apple.com>
8453 PR debug/19521
8454 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8455 Do nothing if debug info suppressed for this function.
8456 (dbxout_begin_function): Early exit if debug info suppressed for
8457 this function.
8459 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8461 PR target/20007
8462 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8463 find_basic_blocks.
8464 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8466 PR tree-optimization/19967
8467 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8468 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8469 argument TYPE. Adjust calls to fold_builtin_XXX.
8470 (expand_builtin, fold_builtin_1): Adjust calls to
8471 expand_builtin_XXX.
8472 (fold_builtin_strchr, fold_builtin_strpbrk,
8473 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8474 result to a requested type TYPE.
8476 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8478 PR middle-end/19857
8479 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8480 (T)x & (T)cst if (T)cst overflows.
8481 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8482 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8484 2005-02-15 Jeff Law <law@redhat.com>
8486 * gcse.c (blocks_with_calls): New bitmap.
8487 (alloc_gcse_mem): Allocate it.
8488 (free_gcse_mem): Free it.
8489 (clear_modifY_mem_tables): Clear it.
8490 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8491 when we encounter CALL_INSNs.
8492 (compute_transp, case MEM): Handle blocks with calls separate
8493 from blocks without calls. Use bitmap iterators rather than
8494 FOR_EACH_BB.
8496 2005-02-15 Peter O'Gorman <peter@pogma.com>
8498 PR bootstrap/18810
8499 * mklibgcc.in (vis_hide): Use a temporary object file, not
8500 -o /dev/null.
8502 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8504 PR target/19924
8505 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8506 access optimization.
8508 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8509 Alan Modra <amodra@bigpond.net.au>
8511 PR target/19019
8512 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8513 (_xlqsub): Rename to __gcc_qsub.
8514 (_xlqmul): Rename to __gcc_qmul.
8515 (_xlqdiv): Rename to __gcc_qdiv.
8516 Provide versioned symbol aliases with old names.
8517 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8518 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8519 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8520 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8521 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8523 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8525 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8526 Fold ~(A - 1) and ~(A + -1) to -A.
8528 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8530 PR pch/14940
8531 PR target/19300
8532 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8533 config/pa/pa-host.c:pa_gt_pch_use_address.
8535 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8537 * tree-vn.c (get_value_handle): Make sure that given an
8538 is_gimple_min_invariant expression, we always return it.
8540 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8542 * passes.c (rest_of_handle_gcse): Fix a comment.
8544 2005-02-15 Jeff Law <law@redhat.com>
8546 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8547 bitmap.
8548 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8549 (canon_list_insert, record_last_mem_set_info): Similarly.
8550 (clear_modify_mem_tables): Similarly.
8552 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8554 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8555 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8556 config/mips/mips.md, config/rs6000/aix.h,
8557 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8559 2005-02-15 Richard Henderson <rth@redhat.com>
8561 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8562 call to be best_edge.
8564 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8566 * basic-block.h: Adjust the prototype for find_basic_blocks.
8567 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8568 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8569 find_basic_blocks.
8571 * flow.c (recompute_reg_usage): Remove all arguments.
8572 * passes.c (rest_of_compilation): Adjust the call to
8573 recompute_reg_usage.
8574 * rtl.h: Adjust the prototype for recompute_reg_usage.
8576 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8578 * tree-dump.c (dump_files): Update to reflect new member
8579 of dump_file_info.
8580 (dump_register): Add new argument.
8581 Set glob name.
8582 (dump_switch_p_1): Check against glob name if doglob was passed.
8583 (dump_switch_p): Check against regular first, then glob if
8584 we didn't have any hits on the dump name.
8585 * tree-optimize.c (register_one_dump_file):
8586 Pass in glob name as well.
8587 * tree-pass.h (struct dump_file_info): Add glob
8588 member.
8590 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8592 PR preprocessor/16323
8593 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8595 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8597 PR target/19019
8598 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8599 (trunctfdf2_internal1): New.
8600 (trunctfdf2_internal2): Renamed from trunctfdf2.
8602 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8604 PR tree-optimization/19853
8605 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8607 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8609 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8610 delete_dead_jumptables and cleanup_cfg.
8612 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8614 * reload.c (find_reloads): Swap address_reloaded flags when
8615 swapping commutative operands.
8617 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8619 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8620 Use standard_iv_increment_position for computing the bsi position
8621 for create_iv.
8622 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8623 the bsi position.
8625 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8627 PR target/17428
8628 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8629 life range of hard registers.
8630 * value-prof.c (insn_prefetch_values_to_profile): Only
8631 scan normal insns.
8633 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8634 profile in libcalls.
8636 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8638 * bitmap.h (bitmap_and_compl_into): Return bool.
8639 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8641 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8643 PR tree-optimization/19944
8644 * fold-const.c (fold): Re-add ABS_EXPR folding.
8646 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8648 PR target/19019
8649 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8650 {TARGET,MASK}_XL_COMPAT.
8651 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8652 MASK_XL_COMPAT.
8653 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8654 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8655 TARGET_XL_COMPAT.
8656 (rs6000_arg_partial_bytes): Same.
8657 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8658 and XL compatibility enabled.
8659 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8660 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8661 test to final condition.
8662 (cmptf_internal2): New.
8663 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8664 xl-compat. Add TFmode information to description.
8666 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8668 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8670 2005-02-13 Jason Merrill <jason@redhat.com>
8672 PR c++/16405
8673 * fold-const.c (fold_indirect_ref_1): Split out from...
8674 (build_fold_indirect_ref): Here.
8675 (fold_indirect_ref): New fn.
8676 * tree.h: Declare it.
8677 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8678 (gimplify_modify_expr_rhs): Likewise.
8679 (gimplify_expr): Likewise.
8681 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8683 PR tree-optimization/14303
8684 PR tree-optimization/15784
8685 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8686 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8687 ABS_EXPR<x> != 0 to x != 0.
8689 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8691 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8692 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8693 spelling conventions.
8695 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8696 delete_trivially_dead_insns too many times.
8698 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8699 tem and tem2.
8701 2005-02-12 Ira Rosen <irar@il.ibm.com>
8703 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8704 (vect_is_simple_iv_evolution): Remove redundant parameter
8705 and step check.
8706 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8707 without last parameter.
8708 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8709 Return pointer step. Call vect_is_simple_iv_evolution without
8710 last parameter. Check only that the step is multiple of size
8711 type. Remove stmt_vinfo updates.
8712 (vect_get_memtag_and_dr): Remove.
8713 (vect_get_memtag): New function.
8714 (vect_address_analysis): New function.
8715 (vect_object_analysis): New function.
8716 (vect_analyze_data_refs): Call vect_object_analysis and
8717 vect_get_memtag. Update stmt_vinfo fields.
8719 2005-02-12 Ira Rosen <irar@il.ibm.com>
8721 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8722 exist and are objects. Remove checks for pointer.
8723 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8724 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8725 (vect_create_data_ref_ptr): Likewise.
8726 (vect_base_addr_differ_p): New function.
8727 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8728 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8729 Don't set the DR_BASE_NAME field of data-ref.
8730 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8732 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8734 * optabs.h (enum optab_index): Add new OTI_ldexp.
8735 (ldexp_optab): Define corresponding macro.
8736 * optabs.c (init_optabs): Initialize ldexp_optab.
8737 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8738 patterns.
8739 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8740 using ldexp_optab.
8741 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8742 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8744 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8745 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8746 intrinsics.
8748 2005-02-12 Ira Rosen <irar@il.ibm.com>
8750 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8751 to base_address.
8752 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8753 stmt_vec_info.
8754 (vect_get_base_and_offset): Always return an address.
8755 (vect_create_addr_base_for_vector_ref): Remove treatment for
8756 different data reference types.
8757 (vect_compute_data_ref_alignment): Rename base to base_address in
8758 stmt_vec_info. Get the object in order to force its alignment.
8759 (vect_get_memtag_and_dr): Rename base to base_address in
8760 stmt_vec_info. Extract the object for memtag analysis.
8762 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8764 PR regression/19898.
8765 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8766 changes cc_status, use apply modified_in_p to part of cc_status
8767 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8768 body.
8770 2005-02-11 Richard Henderson <rth@redhat.com>
8772 * tree-complex.c (expand_complex_libcall): New.
8773 (expand_complex_multiplication): Use it for c99 compliance.
8774 (expand_complex_division): Likewise.
8775 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8776 (fold): Call them.
8777 * builtins.c (built_in_names): Remove const.
8778 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8779 builtins.
8780 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8781 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8782 (built_in_names): Remove const.
8783 * c-common.c (c_common_type_for_mode): Handle complex modes.
8784 * flags.h, toplev.c (flag_complex_method): Rename from
8785 flag_complex_divide_method.
8786 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8787 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8788 * libgcc2.h: Declare them.
8789 * libgcc-std.ver: Export them.
8790 * mklibgcc.in (lib2funcs): Build them.
8792 2005-02-11 Steven Bosscher <stevenb@suse.de>
8794 PR tree-optimization/19876
8795 Partially revert my change from 2005-01-14
8796 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8797 (compute_antic): ...and remove the loop here.
8799 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8801 PR middle-end/19858
8802 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8803 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8805 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8806 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8808 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8810 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8811 offsets for the big-endian 32-bit case.
8813 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8815 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8817 2005-02-11 Dale Johannesen <dalej@apple.com>
8819 * cselib.c (cselib_process_insn): Clear out regs where
8820 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8821 * reload.c (find_equiv_reg): Ditto.
8823 2005-02-11 Ian Lance Taylor <ian@airs.com>
8825 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8826 with no elements.
8828 * tree.c (build_function_type_list): Work correctly if there are
8829 no arguments.
8831 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8833 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8834 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8835 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8836 TARGET_ZARCH instead of TARGET_64BIT.
8838 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8840 * config/rs6000/t-rtems:
8841 (MULTILIB_OPTIONS): Remove mcpu=602.
8842 (MUTLILIB_DIRNAMES): Remove m602.
8843 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8844 Let mcpu=602 match mcpu=603.
8845 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8847 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8849 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8850 signal trampolines.
8852 2005-02-10 David Daney <ddaney@avtrex.com>
8854 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8855 * config/i386/linux-unwind.h: Likewise.
8856 * config/ia64/linux-unwind.h: Likewise.
8857 * config/mips/linux-unwind.h: Likewise.
8858 * config/pa/linux-unwind.h: Likewise.
8859 * config/rs6000/linux-unwind.h: Likewise.
8860 * config/s390/linux-unwind.h: Likewise.
8861 * config/sh/linux-unwind.h: Likewise.
8862 * config/sparc/linux-unwind.h: Likewise.
8864 2005-02-10 Steven Bosscher <stevenb@suse.de>
8866 PR tree-optimization/17549
8867 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8868 TER to replace a DEF with its expression if the DEF and the
8869 rhs of the expression we replace into have the same root
8870 variable.
8872 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8874 * config/mips/mips.md: Fix the placement of the match_scratch in the
8875 lea64 peephole2.
8877 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8879 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8880 Fix comment typos.
8882 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8884 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8885 (strip_offset): Handle addresses.
8886 (add_address_candidates): Use strip_offset.
8887 (difference_cost): Reflect strip_offset change.
8888 (force_var_cost, difference_cost): Strip nops.
8890 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8892 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8894 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8895 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8896 config/cris/cris-protos.h, config/cris/cris.c: Update
8897 copyright.
8899 2005-02-10 Jeff Law <law@redhat.com>
8901 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8902 (lookup_avail_expr): Similarly.
8904 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8906 * builtins.c (fold_builtin_powi): New function.
8907 (fold_builtin_1): Call it.
8909 2005-02-10 Steven Bosscher <stevenb@suse.de>
8911 PR documentation/19309
8912 * doc/cpp.texi: The __GNUC__ and related predefined macros
8913 are also defined for the "standalone" cpp.
8914 Some non-GCC compilers may also define __GNUC__.
8916 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8918 PR c/19342
8919 * c-typeck.c (common_type): New routine. Old common_type renamed
8920 to...
8921 (c_common_type): ...this.
8922 (build_conditional_expr, build_binary_op): Use c_common_type instead
8923 of common_type.
8925 2005-02-10 Steven Bosscher <stevenb@suse.de>
8927 * doc/md.texi: Replace @samp{length} with @code{length}.
8929 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8931 PR tree-optimization/18687
8932 * tree-flow.h (find_loop_niter): Declare.
8933 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8934 Try using scev even for loops with more than one exit.
8935 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8936 (struct ivopts_data): Added niters field.
8937 (struct nfe_cache_elt): New.
8938 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8939 functions.
8940 (tree_ssa_iv_optimize_init): Initialize niters cache.
8941 (determine_number_of_iterations): Removed.
8942 (find_induction_variables): Do not call determine_number_of_iterations.
8943 Access niters for single exit through niter_for_single_dom_exit.
8944 (add_iv_outer_candidates): Access niters for single exit through
8945 niter_for_single_dom_exit.
8946 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8947 number_of_iterations_cond.
8948 (iv_period): New function.
8949 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8950 (may_replace_final_value): Take data argument. Use
8951 niter_for_single_dom_exit.
8952 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8953 (rewrite_use_compare): Pass data to may_eliminate_iv.
8954 (rewrite_use_outer): Pass data to may_replace_final_value.
8955 (free_loop_data): Clean up the niters cache.
8956 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8957 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8958 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8959 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8960 (num_ending_zeros): Moved to tree.c.
8961 * tree.h (num_ending_zeros): Declare.
8962 * tree.c (num_ending_zeros): Moved from tree.c.
8964 2005-02-09 Richard Henderson <rth@redhat.com>
8966 * builtins.c (DEF_BUILTIN): Add COND argument.
8967 * tree.h (DEF_BUILTIN): Likewise.
8968 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8969 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8970 match.
8971 (DEF_BUILTIN_STUB): New.
8972 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8973 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8974 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8975 * c-common.c (DEF_BUILTIN): Add COND argument.
8976 * tree.c (local_define_builtin): New.
8977 (build_common_builtin_nodes): New.
8979 2005-02-09 Roger Sayle <roger@eyesopen.com>
8981 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8982 floating point expression ignoring the sign of the result.
8983 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8984 (fold) <MULT_EXPR>: Use it to simplify x*x.
8985 * tree.h (fold_strip_sign_ops): Prototype here.
8986 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8987 argument. Use fold_strip_sign_ops to simplify the first argument.
8988 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8989 first argument when the second argument is an even integer
8990 constant, but only with -funsafe_math_optimizations.
8991 (fold_builtin_1): Update call to fold_builtin_copysign.
8993 2005-02-09 Ian Lance Taylor <ian@airs.com>
8995 PR middle-end/19583
8996 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8997 just check whether EH_FILTER_FAILURE falls through.
8999 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9001 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9002 insns return to ready list in the next turn.
9004 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9006 PR middle-end/19402
9007 * builtins.def: New __builtin_powi[lf].
9008 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
9009 (expand_builtin_powi): New function.
9010 (expand_builtin): Dispatch to expand_builtin_powi.
9011 * libgcc2.h: Add prototypes for __builtin_powi[lf].
9012 * libgcc2.c: Add __builtin_powi[lf] implementation.
9013 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
9014 * optabs.h: Add powi_optab.
9015 * optabs.c (init_optabs): Initialize powi_optab.
9016 * doc/extend.texi: Document __builtin_powi[lf].
9018 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9020 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9021 exists.
9023 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9025 PR middle-end/19854
9026 * fold-const.c (try_move_mult_to_index): Remove redundant
9027 type argument. Create ADDR_EXPR with correct type.
9028 (fold): Update callers of try_move_mult_to_index. Convert
9029 result to the appropriate type.
9031 2005-02-09 Roger Sayle <roger@eyesopen.com>
9033 PR target/19597
9034 * config/avr/avr.c (default_rtx_costs): Delete.
9035 (avr_operand_rtx_cost): New function.
9036 (avr_rtx_costs): Completely rewrite.
9038 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
9040 PR target/19806
9041 * config/cris/cris.c (in_code): New variable.
9042 (cris_output_addr_const): Now a static function, a wrapper for
9043 output_addr_const.
9044 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
9045 case from old cris_output_addr_const.
9046 (cris_asm_output_label_ref): Similar for LABEL_REF.
9047 (cris_output_addr_const_extra): Similar for UNSPEC.
9048 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
9049 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
9050 * config/cris/cris-protos.h (cris_output_addr_const): Remove
9051 declaration.
9052 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
9053 (cris_asm_output_label_ref): Declare.
9055 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
9057 PR preprocessor/19801
9058 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
9059 filenames that changed when libcpp was moved to the toplevel.
9061 2005-02-07 Roger Sayle <roger@eyesopen.com>
9063 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9064 zero extensions of BImode operands. Call lowpart_subreg instead
9065 of gen_lowpart_common and gen_lowpart_SUBREG.
9067 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
9069 PR ada/19489
9070 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
9071 * configure.ac: Set cc_for_cross_gnattools.
9072 * configure: Regenerate.
9074 2005-02-08 Alan Modra <amodra@bigpond.net.au>
9076 PR target/19803
9077 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
9079 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9081 PR debug/19327
9082 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
9083 of nested functions.
9085 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
9087 * doc/extend.texi: Document deprecated extensions allowing
9088 static floating-point members to have initializers and allowing
9089 floating-point literals in integral constant expressions.
9091 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
9093 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
9094 config/darwin7.h, config/mips/mips.c,
9095 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
9096 Update copyright.
9098 * cse.c: Update comments.
9100 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
9102 PR middle-end/19775
9103 * builtins.c (fold_builtin_sqrt): Transform
9104 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
9105 pow(x,y*0.5).
9107 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
9108 Dorit Naishlos <dorit@il.ibm.com>
9110 * doc/invoke.texi (ftree-vectorizer-verbose): New.
9111 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
9112 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
9113 was added.
9114 * tree.h (vect_set_verbosity_level): New extern function declaration
9115 added.
9116 * tree-vectorizer.h (verbosity_levels): New enum type.
9117 * tree-vectorizer.c (vect_debug_stats): Function removed.
9118 (vect_debug_details): Likewise.
9119 (vect_verbosity_level): Global variable was defined and initialized.
9120 (vect_dump): Global variable definition.
9121 (vect_print_dump_info): New function.
9122 (vect_set_dump_settings): New function.
9123 (vect_set_verbosity_level): New function.
9124 (vectorize_loops): Add call to vect_set_dump_settings.
9126 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
9127 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9128 (slpeel_tree_peel_loop_to_edge): Likewise.
9130 (vect_analyze_offset_expr): Call to vect_print_dump_info with
9131 appropriate verbosity level instead of call to vect_debug_details
9132 or vect_debug_stats.
9133 (vect_get_base_and_offset):
9134 (vect_create_addr_base_for_vector_ref):
9135 (get_vectype_for_scalar_type):
9136 (vect_create_data_ref_ptr):
9137 (vect_init_vector):
9138 (vect_get_vec_def_for_operand):
9139 (vect_finish_stmt_generation):
9140 (vectorizable_assignment):
9141 (vectorizable_operation):
9142 (vectorizable_store):
9143 (vectorizable_load):
9144 (vect_transform_stmt):
9145 (vect_update_ivs_after_vectorizer):
9146 (vect_do_peeling_for_loop_bound):
9147 (vect_update_inits_of_drs):
9148 (vect_do_peeling_for_alignment):
9149 (vect_transform_loop):
9150 (vect_is_simple_use):
9151 (vect_analyze_operations):
9152 (vect_is_simple_iv_evolution):
9153 (vect_analyze_scalar_cycles):
9154 (vect_analyze_data_ref_dependence):
9155 (vect_analyze_data_ref_dependences):
9156 (vect_compute_data_ref_alignment):
9157 (vect_enhance_data_refs_alignment):
9158 (vect_analyze_data_refs_alignment):
9159 (vect_analyze_data_ref_access):
9160 (vect_analyze_data_ref_accesses):
9161 (vect_analyze_pointer_ref_access):
9162 (vect_get_memtag_and_dr):
9163 (vect_analyze_data_refs):
9164 (vect_mark_relevant):
9165 (vect_stmt_relevant_p):
9166 (vect_mark_stmts_to_be_vectorized):
9167 (vect_can_advance_ivs_p):
9168 (vect_get_loop_niters):
9169 (vect_analyze_loop_form):
9170 (vect_analyze_loop):
9171 (vectorize_loops): Likewise.
9173 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
9174 (vect_update_inits_of_drs):
9175 (vect_do_peeling_for_alignment):
9176 (vect_transform_loop):
9177 (vect_analyze_operations):
9178 (vect_analyze_scalar_cycles):
9179 (vect_analyze_data_ref_dependences):
9180 (vect_analyze_data_refs_alignment):
9181 (vect_analyze_data_ref_accesses):
9182 (vect_analyze_data_refs):
9183 (vect_mark_stmts_to_be_vectorized):
9184 (vect_get_loop_niters):
9185 (vect_analyze_loop_form):
9186 (vect_analyze_loop): Likewise.
9187 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
9189 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
9191 PR bootstrap/19796
9192 Revert:
9193 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9194 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9195 either -ffast-math or -funsafe-math-optimizations is in use.
9197 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9198 * config/mips/irix-csr.c: New file.
9199 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9200 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9201 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9202 executables.
9204 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
9206 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
9207 redundant, incorrect definitions.
9209 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
9210 expand.
9211 ("*tls_indirect_call"): New, reference hard regs directly.
9212 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
9214 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9216 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
9217 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
9219 2005-02-06 Roger Sayle <roger@eyesopen.com>
9221 PR rtl-optimization/19800
9222 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
9223 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
9224 gen_lowpart.
9226 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9228 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
9230 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
9232 PR other/17135
9233 * doc/invoke.texi: Correct documentation of -freorder-functions.
9235 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9237 PR other/14402
9238 * doc/invoke.texi: Don't mention gccbug.
9240 2005-02-06 Roger Sayle <roger@eyesopen.com>
9241 Andrew Pinski <pinskia@physics.uc.edu>
9242 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9244 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9245 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
9246 into just (zero_extract:SI FOO (const_int 1) BAR).
9248 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9250 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
9251 macro locally. Don't give last revision date. Use GCC version
9252 number from gcc-common.texi.
9253 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
9254 revision date. Use GCC version number from gcc-common.texi.
9255 Describe being a library as current state rather than as 3.x
9256 history.
9257 * doc/gcc.texi: Remove last update date.
9258 * doc/gccint.texi: Likewise. Update copyright dates.
9259 * doc/install.texi: Update copyright dates.
9261 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9263 PR other/7549
9264 * doc/invoke.texi: Mention for each option included in -Wall that
9265 it is included in -Wall.
9266 * doc/gcc.texi: Update copyright and last modification date.
9268 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9270 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
9271 unnecessary cast to original induction variable increments.
9273 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9275 PR tree-optimization/18219
9276 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
9277 in distributed form.
9279 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
9281 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
9282 Set bitpos and offset later in the function. Do nothing if the
9283 target is a register and if the bitfield lies completely outside
9284 that register.
9285 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
9286 here. Return an uninitialised register if the source value is stored
9287 in a register and the bitfield lies completely outside that register.
9289 2005-02-06 Steven Bosscher <stevenb@suse.de>
9291 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9292 not SET_DEST.
9294 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9296 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9298 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9300 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9301 * config/darwin8.h: New.
9302 * config/darwin7.h: Update comment.
9304 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9305 Dorit Naishlos <dorit@il.ibm.com>
9307 * tree-vectorizer.h (LOC): New type.
9308 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9309 (loop_line_number): New field in struct _loop_vec_info.
9310 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9312 * tree-vectorizer.c (input.h): Included.
9313 (find_loop_location): New function.
9314 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9315 loop line number removed.
9316 (vect_debug_details): Likewise.
9317 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9319 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9320 call to vect_debug_details/stats changed from loop to loop_loc.
9321 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9322 (slpeel_tree_peel_loop_to_edge): Likewise.
9324 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9325 changed from NULL to UNKNOWN_LOC.
9326 (vect_get_base_and_offset):
9327 (vect_create_addr_base_for_vector_ref):
9328 (get_vectype_for_scalar_type):
9329 (vect_create_data_ref_ptr):
9330 (vect_init_vector):
9331 (vect_get_vec_def_for_operand):
9332 (vect_finish_stmt_generation):
9333 (vectorizable_assignment):
9334 (vectorizable_operation):
9335 (vectorizable_store):
9336 (vectorizable_load):
9337 (vect_transform_stmt):
9338 (vect_update_ivs_after_vectorizer):
9339 (vect_do_peeling_for_loop_bound):
9340 (vect_do_peeling_for_alignment):
9341 (vect_transform_loop):
9342 (vect_is_simple_use):
9343 (vect_analyze_operations):
9344 (vect_is_simple_iv_evolution):
9345 (vect_analyze_scalar_cycles):
9346 (vect_analyze_data_ref_dependences):
9347 (vect_compute_data_ref_alignment):
9348 (vect_enhance_data_refs_alignment):
9349 (vect_analyze_data_ref_access):
9350 (vect_analyze_data_ref_accesses):
9351 (vect_analyze_pointer_ref_access):
9352 (vect_get_memtag_and_dr):
9353 (vect_analyze_data_refs):
9354 (vect_mark_relevant):
9355 (vect_stmt_relevant_p):
9356 (vect_mark_stmts_to_be_vectorized):
9357 (vect_can_advance_ivs_p):
9358 (vect_get_loop_niters):
9359 (vect_analyze_loop):
9360 (vectorize_loops): Likewise.
9362 (vectorizable_load): Argument in call to vect_debug_details/stats
9363 changed from loop to LOOP_LOC (loop_vinfo).
9364 (vect_transform_loop):
9365 (vect_analyze_operations):
9366 (vect_analyze_scalar_cycles):
9367 (vect_analyze_data_ref_dependence):
9368 (vect_enhance_data_refs_alignment):
9369 (vect_analyze_data_ref_accesses):
9370 (vect_analyze_pointer_ref_access):
9371 (vect_analyze_data_refs):
9372 (vect_analyze_loop): Likewise.
9374 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9375 changed from loop to loop_loc.
9377 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9379 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9380 Dorit Naishlos <dorit@il.ibm.com>
9382 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9383 declaration added.
9384 (vect_analyze_data_ref_dependences): Likewise.
9386 (vect_is_simple_use): Argument changed from loop structure to
9387 loop_vect_info structure.
9388 (vect_can_advance_ivs_p): Likewise.
9389 (vect_create_index_for_vector_ref): Likewise.
9390 (vect_update_ivs_after_vectorizer): Likewise.
9391 (new_stmt_vec_info): Likewise.
9393 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9394 changed from loop to loop_vinfo.
9395 (vect_create_data_ref_ptr): First argument in call to
9396 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9397 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9398 was changed from loop to loop_vinfo.
9399 (vectorizable_operation): Likewise.
9400 (vectorizable_store): Likewise.
9401 (vect_mark_stmts_to_be_vectorized): Likewise.
9402 (vect_do_peeling_for_loop_bound): First argument in call to
9403 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9404 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9405 was changed from loop to loop_vinfo.
9406 (vect_analyze_data_ref_dependences): Third argument in call to
9407 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9409 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9410 (vect_create_data_ref_ptr): Likewise.
9411 (vect_init_vector): Likewise.
9412 (vect_get_vec_def_for_operand): Likewise.
9413 (vectorizable_assignment): Likewise.
9414 (vectorizable_operation): Likewise.
9415 (vectorizable_store): Likewise.
9416 (vectorizable_load): Likewise.
9417 (vect_update_ivs_after_vectorizer): Likewise.
9418 (vect_is_simple_use): Likewise.
9419 (vect_analyze_data_ref_dependence): Likewise.
9420 (vect_analyze_pointer_ref_access): Likewise.
9421 (vect_can_advance_ivs_p): Likewise.
9423 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9424 before _stmt_vec_info.
9425 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9426 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9427 (new_stmt_vec_info): Argument changed from loop structure to
9428 loop_vect_info structure
9430 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9431 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9432 (vect_create_addr_base_for_vector_ref): Likewise.
9433 (vect_analyze_pointer_ref_access): Likewise.
9435 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9437 PR tree-opt/19768
9438 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9439 phi flag if the phi is abnormal.
9441 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9443 PR tree-opt/19736
9444 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9445 information for the new statement.
9447 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9449 PR driver/19117
9450 * gcc.c (main): Include the target in -v output.
9452 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9454 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9455 Do not drop the extend if we'd have to add a paradoxical subreg
9456 later. Include optabs.h and insn-codes.h.
9457 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9459 2005-02-02 Roger Sayle <roger@eyesopen.com>
9461 PR middle-end/19405
9462 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9463 * fold-const.c (const_binop): Avoid constant folding floating
9464 point operations in modes that use composite representations.
9465 * simplify-rtx.c (simplify_binary_operation): Likewise.
9467 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9469 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9470 a REG, not a MEM.
9471 (altivec_dstt): Likewise.
9472 (altivec_dstst): Likewise.
9473 (altivec_dststt): Likewise.
9474 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9475 of first operand.
9477 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9479 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9480 EXPR_LOCUS from orig_cond to the new cond_stmt.
9481 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9482 the new vec_stmt.
9484 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9486 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9487 standard_iv_increment_position. Remove call to bsi_next
9488 (no need to bump the iterator anymore).
9489 (vect_create_index_for_vector_ref): Call
9490 standard_iv_increment_position. Remove second function argument.
9491 (vect_finish_stmt_generation): Remove call to bsi_next
9492 (no need to bump the iterator anymore).
9493 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9494 to vect_create_index_for_vector_ref.
9496 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9498 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9499 phis are used out of the loop.
9501 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9503 PR c/17807
9504 * c-decl.c (undef_nested_function): New variable.
9505 (pop_scope): Diagnose undefined nested functions.
9506 (finish_function): Don't attempt cgraph processing or genericizing
9507 if current top-level function contained an undefined nested
9508 function. Reset undef_nested_function at the end of a top-level
9509 function.
9511 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9513 * tree.c (build_int_cst_type): Take sign of the value into account
9514 when deciding whether sign extend the value.
9516 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9518 PR c/18502
9519 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9520 (cpp_options, cc1_options): Change %{std*&ansi} to
9521 %{std*&ansi&trigraphs}.
9523 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9525 * cse.c: Update comments.
9527 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9529 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9530 arguments go on the stack. Do not put complex doubles in odd/even
9531 pairs.
9533 2005-02-02 Steven Bosscher <stevenb@suse.de>
9535 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9536 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9537 -ftree-pre, and -fthread-jumps.
9539 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9541 PR tree-optimization/19578
9542 * tree-flow.h (modified_noreturn_calls): Declare.
9543 (noreturn_call_p): Declare.
9544 * tree-flow-inline.h (noreturn_call_p): New function.
9545 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9546 * tree-cfg.c (modified_noreturn_calls): New variable.
9547 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9548 that contain a mid-block noreturn call.
9549 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9551 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9553 * df.c (df_def_record_1, df_uses_record): Don't use
9554 DF_FOR_REGALLOC.
9555 * df.h (DF_FOR_REGALLOC): Remove.
9557 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9559 PR c/19435
9560 * c-typeck.c (really_start_incremental_init): Reset
9561 constructor_max_index for arrays of incomplete type.
9563 2005-02-02 Jeff Law <law@redhat.com>
9565 * gcse.c (struct reg_set): Store the block index where the register
9566 was set rather than the setting insn.
9567 (record_one_set, compute_transp): Corresponding changes.
9568 (pre_insert_copy_insn): Do not call replace_one_set.
9569 (replace_one_set): Remove.
9571 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9573 PR other/15514
9574 * doc/gcov.texi: Fix typo.
9576 2005-02-01 Richard Henderson <rth@redhat.com
9578 PR target/19680
9579 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9580 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9581 type to bool.
9582 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9583 * config/i386/i386-protos.h: Update.
9585 2005-02-01 Steven Bosscher <stevenb@suse.de>
9587 PR tree-optimization/19217
9588 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9589 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9590 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9591 that it is walking a PHI node.
9593 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9595 * doc/extend.texi (Nested Functions): Update.
9597 2005-02-01 Richard Henderson <rth@redhat.com>
9599 PR 19696
9600 * optabs.c (expand_copysign_absneg): Export.
9601 * optabs.h (expand_copysign_absneg): Declare.
9602 * config/rs6000/rs6000.md (copysigntf3): New.
9604 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9606 PR tree-optimization/19633
9607 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9608 * tree-ssa-alias.c (init_alias_info): Initialize.
9609 (merge_pointed_to_info): Set.
9610 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9611 (dump_points_to_info_for): Show value of pt_null.
9612 (struct count_ptr_d): Declare.
9613 (find_ptr_dereference): Remove.
9614 (ptr_is_dereferenced_by): Remove.
9615 (count_ptr_derefs): New local function.
9616 (count_uses_and_derefs): New local function.
9617 (compute_points_to_and_addr_escape): Call it. If the number
9618 of dereferences is greater than zero, mark the pointer as
9619 dereferenced. If there are fewer dereferences than uses of
9620 the pointer, the pointer's value escapes.
9622 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9624 PR tree-optimization/19670
9625 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9626 here...
9627 (verify_use): ... set it here, instead.
9629 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9631 * doc/sourcebuild.texi (Test directives): Fix formatting.
9633 * doc/sourcebuild.texi (Test directives): Describe selector
9634 expressions.
9636 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9638 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9639 specific 64-bit CPUs.
9641 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9643 PR target/16201
9644 * arm.c (arm_eliminable_register): New function.
9645 (adjacent_mem_locations): Don't allow eliminable registers. Use
9646 HOST_WIDE_INT for address offsets.
9647 * arm-protos.h (arm_eliminable_register): Add prototype.
9649 2005-02-01 Steven Bosscher <stevenb@suse.de>
9651 PR optimization/15242
9652 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9653 * basic-block.h (duplicate_computed_gotos): Add prototype.
9654 * bb-reorder.c (duplicate_computed_gotos): New function to
9655 duplicate sufficiently small blocks ending in a computed jump.
9656 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9657 if not optimizing for size.
9658 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9659 never do tail merging for blocks ending in a computed jump.
9660 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9662 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9664 Patch from Richard Sandiford <rsandifo@redhat.com>
9665 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9666 from inheriting a subreg equivalence with a non-spill register.
9668 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9670 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9672 * config/frv/frv.c (movcc_fp_destination_operand): New.
9673 (gpr_or_memory_operand): Fix typo in comment.
9674 (gpr_or_memory_operand_with_scratch): New.
9675 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9676 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9677 movcc_fp_destination_operand.
9678 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9679 Legitimize memory addresses using a scratch register.
9681 2005-01-31 Jeff Law <law@redhat.com>
9683 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9684 bitmap a sparse bitmap instead of a simple bitmap.
9685 (mark_def_sites_initialize_block): Corresponding changes.
9686 (ssa_mark_def_sites_initialize_block): Likewise.
9687 (ssa_mark_phi_uses): Likewise.
9688 (mark_def_site, ssa_mark_def_sites): Likewise.
9689 (mark_def_site_blocks): Likewise.
9690 (rewrite_ssa_into_ssa): Likewise.
9692 * tree-ssa-dom.c (record_cond): Pass correct variable type
9693 for last argument to htab_find_slot_with_hash.
9695 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9696 effects when optimizing 0 % X. Do not try to optimize X % 0.
9698 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9700 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9701 1_mmalua.
9703 2005-02-01 Eric Christopher <echristo@redhat.com>
9705 * config/mips/mips.c (override_options): Warn if -mint64
9706 is used.
9707 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9708 deprecated.
9710 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9712 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9713 timestamp.
9714 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9715 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9716 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9717 (cached_regno): Initialize to INVALID_REGNUM.
9718 (cse_reg_info_table_size,
9719 cse_reg_info_table_first_uninitialized,
9720 cse_reg_info_timestamp): New.
9721 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9722 get_cse_reg_info.
9723 (init_cse_reg_info, get_cse_reg_info_1): New.
9724 (get_cse_reg_info): Cache the last look-up.
9725 (new_basic_block): Update the code to clear mappings from
9726 registers to cse_reg_info entries.
9727 (cse_main): Call init_cse_reg_info.
9729 * cse.c (get_cse_reg_info): Update a comment.
9731 2005-01-31 Steven Bosscher <stevenb@suse.de>
9733 PR c/19333
9734 * c-decl.c (start_decl): Do not warn about arrays of elements with
9735 an incomplete type here.
9736 (grokdeclarator): Do it here by making a pedwarn an error.
9737 * c-typeck.c (push_init_level): If there were previous errors with
9738 the constructor type, do not warn about braces for initializers.
9739 (process_init_element): Likewise for excess initializer elements.
9741 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9743 * cse.c (delete_trivially_dead_insn): Don't iterate.
9745 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9747 * config/rs6000/rs6000.md (copysignsf3): New expand.
9748 (copysigndf3): Likewise.
9750 2005-01-31 Steven Bosscher <stevenb@suse.de>
9752 * recog.c (constrain_operands): Only look for earlyclobber operand
9753 conflicts if an '&' constraint was seen.
9755 2005-01-31 Marc Espie <espie@openbsd.org>
9757 * config.gcc: Don't include embedded systems fragment, switches default
9758 debugging format to ELF.
9759 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9760 longer pick it up there.
9762 2005-01-31 Dale Johannesen <dalej@apple.com>
9764 * doc/extend.texi (nested functions): Fix linkage description.
9765 Clarify that static is not allowed.
9767 2005-01-31 Dale Johannesen <dalej@apple.com>
9769 * config/rs6000/darwin.md (movsf_low_di): Make work.
9770 (movdf_low_di): Make work.
9772 2005-01-31 Dale Johannesen <dalej@apple.com>
9774 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9775 Make work for 64 bit.
9777 2005-01-31 Roger Sayle <roger@eyesopen.com>
9778 Dale Johannesen <dalej@apple.com>
9780 PR middle-end/19650
9781 * fold-const.c (fold_binary_op_with_conditional_arg):
9782 Make types match original operands, before STRIP_NOPS.
9784 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9786 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9787 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9788 (struct gcc_sigcontext): Delete. Merge contents to..
9789 (struct gcc_ucontext): ..here.
9790 (get_sigcontext): Delete.
9791 (get_regs): New function, like get_sigcontext but return regs ptr.
9792 64-bit version finds regs from r1 to support vdso.
9793 (ppc_linux_aux_vector): New function.
9794 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9795 and vector regs.
9797 2005-01-31 Ira Rosen <irar@il.ibm.com>
9799 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9800 sizetype.
9801 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9802 redundant fold. Fix misalignment for MINUS_EXPR.
9803 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9804 (vect_analyze_pointer_ref_access): Likewise.
9805 (vect_get_memtag_and_dr): Likewise.
9807 2005-01-31 Richard Henderson <rth@redhat.com>
9809 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9810 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9811 absnegdf2_i387, absnegxf2_i387): Likewise.
9813 2005-01-31 Richard Henderson <rth@redhat.com>
9815 PR 19696
9816 * optabs.c (expand_copysign_absneg): New.
9817 (expand_copysign_bit): Split out from ...
9818 (expand_copysign): ... here. Use expand_copysign_absneg.
9820 2005-01-30 Roger Sayle <roger@eyesopen.com>
9822 PR middle-end/19697
9823 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9824 constant as the second operand and a register as the third.
9826 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9828 PR target/19704
9829 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9830 that dllimport'd functions do not use all call-clobbered registers
9831 to pass parameters.
9833 2005-01-30 Richard Henderson <rth@redhat.com>
9835 PR 19696
9836 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9837 expand_abs_nojump and generalize. Use operand_subword and
9838 emit_no_conflict_block. Support large modes.
9839 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9840 back to maximum.
9841 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9842 negation to subtraction.
9843 (expand_copysign): Check that the format has signed zeros.
9844 Use operand_subword and emit_no_conflict_block. Support large modes.
9846 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9848 Fix PR tree-optimization/19624
9850 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9851 * tree-ssa-pre.c: Add cfgloop.h.
9852 Update comment.
9853 (pre_stats): New member, constified.
9854 (inserted_exprs): New static variable.
9855 (NECESSARY): New macro.
9856 (create_expression_by_pieces): Fold the expression, and
9857 mark it as defaulting to not necessary. Also put in
9858 inserted_exprs.
9859 (fully_constant_expression): New function.
9860 (insert_into_preds_of_block): Modify to not insert phis when we
9861 are playing with induction variables.
9862 Push phis onto the inserted_exprs vector, and mark them as not
9863 necessary by default.
9864 (insert_aux): Call fully_constant_expression on eprime.
9865 If all edges produce the same value, mark it constant.
9866 (mark_operand_necessary): New function.
9867 (remove_dead_inserted_code): New function.
9868 (init_pre): Init loop optimizer to get loop info.
9869 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9870 (execute_pre): Commit edge inserts, then remove dead code.
9872 2005-01-30 Richard Henderson <rth@redhat.com>
9874 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9875 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9877 2005-01-30 Richard Henderson <rth@redhat.com>
9879 PR target/19700
9880 * config/i386/i386.c (ix86_expand_copysign): New.
9881 (ix86_split_copysign_const): New.
9882 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9883 rearrange op1/nmask operands.
9884 * config/i386/i386-protos.h: Update.
9885 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9886 (copysigndf3): Likewise.
9887 (copysignsf3_const, copysigndf3_const): New.
9888 (copysignsf3_var): Rename from copysignsf3, split out splitter
9889 and fix split predicate for X constraint.
9890 (copysigndf3_var): Similarly.
9892 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9894 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9895 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9896 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9898 2005-01-29 Richard Henderson <rth@redhat.com>
9900 PR target/19690
9901 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9902 of # and * in constraints.
9904 2005-01-29 Richard Henderson <rth@redhat.com>
9906 PR middle-end/19689
9907 * expr.c (store_field): Don't strip sub-mode cast when the input
9908 data is even smaller.
9910 2005-01-29 Richard Henderson <rth@redhat.com>
9912 PR middle-end/19687
9913 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9914 union being empty.
9916 2005-01-29 Richard Henderson <rth@redhat.com>
9918 * combine.c (make_field_assignment): Fix argument order
9919 to gen_int_mode.
9921 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9923 PR tree-optimization/15791
9924 * fold-const.c (extract_array_ref): New function.
9925 (fold): Fold comparisons between &a[i] and &a[j] or
9926 semantically equivalent trees.
9928 2005-01-29 Jeff Law <law@redhat.com>
9930 * gcse.c (insert_expr_in_table): Revamp handling of available
9931 and anticipatable occurrence lists to avoid unnecessary list
9932 walking.
9933 (insert_set_in_table): Similarly.
9935 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9937 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9938 build string type.
9939 (c_build_qualified_type): Build qualified array types with
9940 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9941 * c-decl.c (c_make_fname_decl): Build unqualified array type
9942 before qualified type.
9943 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9944 type is qualified, not just if type itself is. Don't apply
9945 qualifiers to array type when declarator is processed. Apply
9946 qualifiers to field type whether or not it is an array type.
9947 Don't handle array types specially for applying qualifiers to
9948 variables.
9949 * c-typeck.c (composite_type): Build unqualified element type and
9950 array type when forming composite of array types.
9951 (common_pointer_type, comptypes, comp_target_types,
9952 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9953 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9954 types.
9955 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9956 (args2) in variables a1 and a2.
9958 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9960 * cse.c (n_elements_made, max_elements_made): Remove.
9961 (insert): Don't touch n_elements_made.
9962 (cse_main): Don't touch n_elements_made or max_elements_made.
9964 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9966 PR target/15384
9967 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9968 configuration part of dp-bit.c to be lost.
9970 2005-01-28 Roger Sayle <roger@eyesopen.com>
9972 * expmed.c (expand_mult_highpart_optab): When attempting to use
9973 a non-widening multiplication in a wider mode, the operands need
9974 to be converted (zero or sign extended) to that mode.
9976 2005-01-28 Ian Lance Taylor <ian@airs.com>
9978 PR middle-end/16558
9979 PR middle-end/19583
9980 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9981 through if both operands fall through.
9983 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9985 * cse.c (fold_rtx) <PC>: Don't optimize.
9987 2005-01-28 Jeff Law <law@redhat.com>
9989 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9990 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9992 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9994 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9995 cse_reg_info_used_list_end): Remove.
9996 (cse_reg_info_list, cse_reg_info_list_free): New.
9997 (get_cse_reg_info): When allocating an instance of
9998 cse_reg_info, add it to the beginning of the cse_reg_info_list
9999 list. Remove code to maintain cse_reg_info_used_list.
10000 (new_basic_block): Reset the free list to the beginning of
10001 cse_reg_info_list.
10003 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10005 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
10006 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
10007 (frv_expand_mdpackh_builtin): New function.
10008 (frv_expand_builtin): Use it to expand __MDPACKH.
10009 * doc/extend.texi (__MDPACKH): Update documentation.
10011 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10013 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10014 SSE_FLOAT_MODE_P for use_sse computation.
10016 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10018 PR target/19663
10019 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10021 2005-01-27 Richard Henderson <rth@redhat.com>
10023 * builtins.c (expand_builtin_copysign): New.
10024 (expand_builtin): Call it.
10025 * genopinit.c (optabs): Add copysign_optab.
10026 * optabs.c (init_optabs): Initialize it.
10027 (expand_copysign): New.
10028 * optabs.h (OTI_copysign, copysign_optab): New.
10029 (expand_copysign): Declare.
10031 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
10032 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
10034 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
10035 (ix86_expand_fp_absneg_operator): ... here.
10036 (ix86_split_copysign): New.
10037 * config/i386/i386-protos.h: Update.
10038 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
10039 (copysignsf3, copysigndf3): New.
10041 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
10042 (copysignsf3, ncopysignsf3): New.
10043 (copysigndf3, ncopysigndf3): New.
10044 (copysignxf3, ncopysignxf3): New.
10045 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
10047 2005-01-27 Arend Bayer <arend.bayer@web.de>
10048 Kazu Hirata <kazu@cs.umass.edu>
10050 * cse.c: (find_best_addr): Don't call copy_rtx before calling
10051 fold_rtx. Save cost recomputation if fold_rtx did nothing.
10052 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
10053 NULL_RTX.
10055 2005-01-27 Jeff Law <law@redhat.com>
10057 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
10058 definitions of SSA_NAMEs which are not being rewritten.
10059 (rewrite_ssa_into_ssa): Only initialize the current definition
10060 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
10061 If checking is enabled, assert that SSA_NAME_AUX is clear for all
10062 SSA_NAMEs before returning.
10064 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
10066 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
10067 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
10068 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
10069 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
10070 config/mips/iris6.h, config/sh/sh.c: Update copyright.
10072 2005-01-27 Steven Bosscher <stevenb@suse.de>
10074 PR middle-end/17278
10075 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
10076 higher to -O2 and higher. Likewise for tree PRE.
10077 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
10078 and better.
10080 2005-01-27 Ian Lance Taylor <ian@airs.com>
10082 PR middle-end/19583
10083 * gimple-low.c (try_catch_may_fallthru): New static function.
10084 (block_may_fallthru): Handle TRY_CATCH_EXPR.
10085 * tree-inline.c (expand_call_inline): Don't warn about reaching
10086 the end of a non-void function being inlined if the function uses
10087 a return slot.
10089 2005-01-27 Jakub Jelinek <jakub@redhat.com>
10091 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
10093 PR c/18946
10094 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
10095 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
10096 (implicitly_declare): Handle error_mark_node.
10098 2005-01-27 Richard Henderson <rth@redhat.com>
10100 PR tree-opt/14329
10101 * tree.h (struct tree_decl): Add debug_expr_is_from.
10102 (DECL_DEBUG_EXPR_IS_FROM): New.
10103 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
10104 * dwarf2out.c (dwarf2out_var_location): Update to match.
10105 * tree-outof-ssa.c (create_temp): Likewise.
10106 * var-tracking.c (track_expr_p): Likewise.
10107 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
10108 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
10109 * toplev.c (default_tree_printer): Likewise.
10111 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
10113 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
10114 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
10116 2005-01-27 Steven Bosscher <stevenb@suse.de>
10118 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
10119 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
10120 ASM_CLOBBERS): Add tree checks.
10122 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
10123 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
10124 * c-common.def (SWITCH_STMT): Update to match.
10125 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
10126 macros instead of SWITCH_EXPR ones.
10127 * c-dump.c (c_dump_tree): Likewise.
10128 * c-gimplify.c (gimplify_switch_stmt): Likewise.
10129 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
10131 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
10133 2005-01-27 Alan Modra <amodra@bigpond.net.au>
10135 * unwind-dw2.c (execute_stack_op): Add missing cases for
10136 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
10138 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
10140 * config.gcc (Obsolete configurations): Remove 'dummy', add
10141 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
10142 sparc-*-openbsd*.
10144 2005-01-26 Diego Novillo <dnovillo@redhat.com>
10146 PR tree-optimization/19633
10147 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
10148 CALL_EXPRs.
10149 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
10150 are no call-clobbered variables.
10151 * tree-outof-ssa.c (check_replaceable): Return false for calls
10152 with side-effects.
10154 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
10156 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
10157 even for variables with NULL DECL_INITIAL.
10159 2005-01-26 Stuart Hastings <stuart@apple.com>
10161 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
10163 2005-01-26 Richard Henderson <rth@redhat.com>
10165 PR middle-end/18008
10166 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10167 field's type.
10168 * expr.c (store_field): Strip conversions to odd-bit-sized types
10169 if the destination field width matches.
10171 2005-01-26 Richard Henderson <rth@redhat.com>
10173 * c-decl.c, expmed.c, expr.c: Revert last change.
10175 2005-01-26 Richard Henderson <rth@redhat.com>
10177 PR middle-end/18008
10178 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10179 field's type.
10180 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
10181 if we don't need the bits above those present in the current mode.
10182 * expr.c (store_field): Strip conversions to odd-bit-sized types
10183 if the destination field width matches.
10185 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10187 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10188 either -ffast-math or -funsafe-math-optimizations is in use.
10190 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
10192 PR target/19293
10193 PR target/19329
10194 * config/avr/avr.c (notice_update_cc): Only set condition code for
10195 ashrqi3 if shift count > 0.
10196 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
10197 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
10198 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
10199 count <= 0 as a no-op, and shift count >= width by copying zero
10200 or sign bit to all bits of the result.
10201 * config/avr/avr.md (all shifts): Add alternatives for zero shift
10202 count, with attribute "length" set to 0 and "cc" set to "none".
10204 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10206 * doc/invoke.texi: Document -mTLS.
10208 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
10209 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
10210 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
10211 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
10212 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
10213 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
10214 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
10215 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
10217 * configure.ac: Check for a TLS capable gas.
10219 * configure: Regenerate.
10221 2005-01-26 Richard Henderson <rth@redhat.com>
10223 PR middle-end/18008
10224 * combine.c (make_field_assignment): Simplify store to zero_extract
10225 from a source with an overlapping mask.
10227 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10229 2004-11-11 Eric Christopher <echristo@redhat.com>
10231 * config/frv/frv.md: Add fr400_integer automaton. Don't
10232 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
10233 to TYPE_MACC.
10235 2005-01-26 Steven Bosscher <stevenb@suse.de>
10237 PR middle-end/16585
10238 * cfgbuild.c (make_edges): Do not clear or set
10239 current_function_has_computed_jump.
10240 * function.h (struct function): Remove the has_computed_jump field.
10241 (current_function_has_computed_jump): Do not define.
10242 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
10243 in a computed jump. Ignore current_function_has_computed_jump.
10245 2005-01-26 Richard Henderson <rth@redhat.com>
10247 PR middle-end/19515
10248 * expr.c (categorize_ctor_elements): New argument p_must_clear.
10249 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
10250 fully initialized.
10251 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
10252 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
10253 objects into static storage if they have more than one non-zero value.
10254 * tree.h (categorize_ctor_elements): Update decl.
10256 2005-01-26 Steven Bosscher <stevenb@suse.de>
10258 PR middle-end/19616
10259 * tree.h (CALL_EXPR_TAILCALL): Add comment.
10260 * calls.c (check_sibcall_argument_overlap_1): Revert the change
10261 to this function from 2004-07-10.
10262 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
10263 the current function for tail call optimizations if the address
10264 of one of it its arguments is taken.
10266 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
10268 * cse.c (fold_rtx): Call equiv_constant only when necessary.
10270 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
10272 * function.c (expand_function_end): If current_function_calls_alloca,
10273 emit stack restore in a place that is reached when the function falls
10274 through at the end.
10276 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
10278 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
10279 rule to avoid matching inappropriate suffix rule.
10281 2005-01-26 Jan Hubicka <jh@suse.cz>
10283 PR tree-optimization/19241
10284 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10286 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10288 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10289 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10290 of doubling.
10291 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10292 <sim*>: Always use crt1.o, regardless of N in simN.
10293 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10294 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10295 (CRT_CALL_STATIC_FUNCTION): Remove.
10296 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10297 use crt1.o, regardless of N in simN.
10298 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10299 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10300 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10301 case isystem setting.
10302 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10304 2005-01-25 Ian Lance Taylor <ian@airs.com>
10306 * gimple-low.c (block_may_fallthru): Correct handling of
10307 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10309 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10311 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10312 handlers to match indentation; nested under the mtune=* handler.
10313 Similar for mcpu= and march=.
10315 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10317 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10318 * config/mips/linux64.h (LIB_SPEC): Likewise.
10319 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10320 * config/sh/linux.h (LIB_SPEC): Likewise.
10322 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10324 * config/frv/frv.c (frv_legitimize_tls_address): New.
10325 (TARGET_HAVE_TLS): Define.
10326 (FRV_SYMBOL_REF_TLS_P): Define.
10327 (frv_override_options): Handle new register classes.
10328 (frv_legitimate_address_p): Reject tls addresses.
10329 (frv_legitimize_address): Handle TLS addresses.
10330 (gen_inlined_tls_plt): New.
10331 (gen_tlsmoff): New.
10332 (frv_legitimize_tls_address): New.
10333 (unspec_got_name): Add TLS entries.
10334 (got12_operand): Add R_FRV_TLSMOFF12 case.
10335 (frv_emit_move): Fixup TLS addresses.
10336 (frv_emit_movsi): Legitimize TLS addresses.
10338 * config/frv/frv.h (MASK_BIG_TLS): New.
10339 (TARGET_BIG_TLS): New.
10340 (HAVE_AS_TLS): Define.
10341 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10342 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10343 (REG_CLASS_NAMES): Same.
10344 (REG_CLASS_CONTENTS): Same.
10345 (CONSTRAINT_LEN): New.
10346 (REG_CLASS_FROM_CONSTRAINT): New.
10347 (PREDICATE_CODES): Add symbolic_operand.
10349 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10350 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10351 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10352 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10353 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10354 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10355 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10356 GR9_REG, GR14_REG, LRREG.
10357 (type): Add load_or_call attribute.
10358 ("load_or_call"): New reservation.
10359 ("call_gettlsoff"): New.
10360 ("tls_indirect_call"): New.
10361 ("tls_load_gottlsoff12"): New.
10362 ("tlsoff_hilo"): New.
10363 ("tls_tlsdesc_ldd"): New.
10364 ("tls_tlsoff_ld"): New.
10365 ("tls_lddi"): New.
10367 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10369 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10371 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10372 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10373 * config/frv/frv.c (TLS_BIAS): Define.
10374 (frv_output_dwarf_dtprel): New.
10376 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10378 PR rtl-optimization/19579
10379 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10380 both A and B, see if they don't clobber registers the other expr uses.
10382 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10384 * real.c (do_add): Initialize signalling and canonical members.
10386 * real.c (real_from_integer): Zero out destination.
10388 2005-01-18 Jan Hubicka <jh@suse.cz>
10390 PR tree-optimize/19337
10391 * tree-inline.c (initialize_inlined_parameters): Copy
10392 saved_static_chain_decl only.
10394 2005-01-25 Richard Henderson <rth@redhat.com>
10396 PR target/19556
10397 PR target/19584
10398 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10399 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10400 80387 enabled, to return a proper subclass. Return the subset that
10401 overlaps with GENERAL_REGS for PLUS.
10402 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10404 2005-01-25 Richard Henderson <rth@redhat.com>
10406 PR middle-end/19609
10407 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10409 2005-01-25 Roger Sayle <roger@eyesopen.com>
10411 * expmed.c (choose_multiplier): Change interface to return the
10412 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10413 (expand_divmod): Update calls to choose_multiplier.
10415 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10417 PR middle-end/19330
10418 * expmed.c (extract_bit_field): Use adjust_address instead of
10419 gen_lowpart when op0 is a MEM.
10421 2005-01-24 Steven Bosscher <stevenb@suse.de>
10423 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10425 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10427 * config/mips/irix-csr.c: New file.
10428 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10429 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10430 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10431 executables.
10433 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10435 PR bootstrap/19364
10436 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10437 sparc/elf.h, add sparc/sp-elf.h.
10438 (sparc-*-rtems*): Likewise.
10439 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10440 tm-dwarf2.h, add sparc/sp-elf.h.
10441 (sparc86x-*-elf): Likewise.
10442 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10443 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10444 TARGET_OS_CPP_BUILTINS.
10445 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10446 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10447 Undefine it.
10448 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10449 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10450 (SWITCH_TAKES_ARG): Likewise.
10451 (LOCAL_LABEL_PREFIX): Likewise.
10452 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10453 (TARGET_N_FORMAT_TYPES): Delete.
10454 (TARGET_FORMAT_TYPES): Likewise.
10455 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10456 * config/sparc/elf.h: Delete.
10457 * config/sparc/sp-elf.h: New file.
10459 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10461 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10462 * tree-flow.h: Remove the corresponding prototype.
10463 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10464 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10466 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10468 PR target/17751
10469 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10470 for AIX ABI or ELF -fPIC.
10471 (rs6000_emit_load_toc_table): Don't create toc_section here.
10472 (rs6000_xcoff_file_start): Nor here.
10474 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10476 * sh.c (ra.h): Don't #include.
10477 (hard_regs_intersect_p): New function, resurrected from ra.c.
10479 * sh.c: Fix 1996 Copyright.
10481 2005-01-24 Richard Henderson <rth@redhat.com>
10482 Aldy Hernandez <aldyh@redhat.com>
10484 * regrename.c (note_sets): Handle subregs.
10486 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10488 PR bootstrap/18058
10489 * genconditions.c (write_header, write_conditions): Elide file if
10490 not GCC >= 3.0.1.
10492 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10494 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10495 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10496 Update copyright.
10498 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10500 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10501 expand_builtin_printf, expand_builtin_fprintf,
10502 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10503 checking against POINTER_TYPE.
10504 (validate_arglist): Handle POINTER_TYPE code by checking
10505 POINTER_TYPE_P.
10507 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10509 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10510 init_rtlanal): New.
10511 (for_each_rtx): Call for_each_rtx_1.
10512 * rtl.h (init_rtlanal): Declare.
10513 * toplev.c (backend_init): Call init_rtlanal.
10515 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10517 * flow.c (propagate_one_insn): Formatting.
10519 PR middle-end/19551
10520 * flow.c (libcall_dead_p): Be more conservative if unsure.
10521 If there are any instructions between insn and call, see if they are
10522 all dead before saying the libcall is dead.
10524 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10526 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10527 operand constraint for operand 0.
10529 2005-01-23 Richard Henderson <rth@redhat.com>
10531 PR 19486
10532 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10533 edges leading to join block.
10535 2005-01-23 Roger Sayle <roger@eyesopen.com>
10537 * expmed.c (expand_mult_highpart): Make static. Change type of
10538 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10539 (expand_divmod): Updates calls to expand_mult_highpart by using
10540 gen_int_mode to pass a CONST_INT rtx.
10541 * rtl.h (expand_mult_highpart): Remove prototype.
10543 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10545 * flow.c (regset_bytes, regset_size): Remove.
10547 * cfganal.c: Fix a reference to Harvey's paper.
10549 2005-01-23 Steven Bosscher <stevenb@suse.de>
10551 PR rtl-optimization/19464
10552 * tree-optimize.c (init_tree_optimization_passes): Add one more
10553 copyrename pass just before out-of-ssa.
10555 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10557 PR bootstrap/18058
10558 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10559 * ggc-none.c (ggc_free): Define.
10561 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10563 * cse.c (max_reg, max_insn_uid): Remove.
10564 (cse_main): Don't access max_reg or max_insn_uid.
10566 * c-common.c (explicit_flag_signed_bitfields,
10567 lang_statement_code_p, lang_expand_function_end): Remove.
10568 * c-common.h: Remove the corresponding declarations.
10569 * c-opts.c (c_common_handle_option): Remove all write access
10570 to explicit_flag_signed_bitfields.
10572 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10573 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10574 * cgraph.h: Remove the corresponding declaration.
10576 * gcse.c (null_pointer_info): Remove.
10578 2005-01-23 Roger Sayle <roger@eyesopen.com>
10579 Eric Botcazou <ebotcazou@libertysurf.fr>
10581 * combine.c (simplify_logical): Only simplify logical expressions
10582 of the form ior(and(x,y),z) by the inverse distributive law if the
10583 result is cheaper than the original.
10585 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10587 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10588 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10589 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10590 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10591 config/freebsd-spec.h, config/arm/arm.h,
10592 config/h8300/h8300.md, config/i386/i386.md,
10593 config/i386/predicates.md, config/i386/sse.md,
10594 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10595 config/vax/vax.md: Fix comment typos. Follow spelling
10596 conventions.
10598 2005-01-23 Steven Bosscher <stevenb@suse.de>
10600 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10601 tests, instead of `less than'.
10603 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10605 * function.c (assign_parm_setup_block): When creating a new stack slot
10606 for a parameter, get its alignment from the parameter's DECL_ALIGN
10607 rather than the type's TYPE_ALIGN. Make sure that the parameter
10608 is at least word aligned.
10610 2005-01-22 Roger Sayle <roger@eyesopen.com>
10612 PR middle-end/19378
10613 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10615 2005-01-22 Richard Henderson <rth@redhat.com>
10617 PR target/19506
10618 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10619 in both compare operands.
10620 (movdfcc_1_sse_max): Likewise.
10621 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10622 (movdfcc_1_sse): Likewise.
10623 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10624 scratch register as needed.
10626 2005-01-22 Richard Henderson <rth@redhat.com>
10628 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10630 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10632 2005-01-22 Richard Henderson <rth@redhat.com>
10634 * genopinit.c (optabs): Use smin/smax for floating point too.
10635 * doc/md.texi: Update to match. Clarify that floating point
10636 results are undefined for +0/-0 and NaN.
10637 * doc/rtl.texi: Likewise.
10638 * rtl.def (SMIN, SMAX): Likewise
10639 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10641 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10642 leading 's' to the name.
10643 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10644 smaxxf3, sminxf3): Likewise.
10645 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10646 Likewise.
10648 2005-01-22 Paul Brook <paul@codesourcery.com>
10650 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10652 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10654 * config/s390/s390.c (struct processor_costs): New fields
10655 dlgr, dlr, dr, dsgfr, dsgr.
10656 (z900_cost, z990_cost): Values for new fields.
10657 (s390_rtx_costs): New cases MEM und COMPARE in switch
10658 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10659 DIV, MOD, UDIV, UMOD.
10661 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10663 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10664 into the register being decremented.
10665 ("doloop_si31", "doloop_di"): Likewise.
10666 ("*doloop_si_long"): Adapt pattern.
10668 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10670 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10671 access registers.
10672 (CLASS_MAX_NREGS): Likewise.
10674 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10676 * doc/tree-ssa.texi (Statement Operands): Add example for new
10677 must-def macro. Note deprecation of old operands interface.
10679 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10681 PR tree-optimization/19484
10682 * tree-cfg.c (remove_fallthru_edge): New function.
10683 (cleanup_control_flow): Remove fallthru edges from calls that are
10684 now known not to return.
10686 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10688 Fix PR tree-optimization/19038
10689 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10690 copies with loop variant ones.
10692 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10694 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10695 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10696 config/alpha/alpha.md, config/alpha/predicates.md,
10697 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10698 config/sparc/sol2.h: Update copyright.
10700 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10701 first label to see if it is a nonlocal label.
10703 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10704 Andrew Pinski <pinskia@physics.uc.edu>
10706 PR target/19491
10707 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10708 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10710 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10712 * config/rs6000/rtems.h: Update copyright.
10714 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10716 PR target/19548
10717 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10718 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10719 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10721 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10723 PR c/18809
10724 * c-typeck.c (convert_arguments): Check for error_mark_node.
10726 2005-01-21 Ian Lance Taylor <ian@airs.com>
10728 PR tree-optimization/13000
10729 * tree-inline.c: Include "tree-flow.h".
10730 (expand_call_inline): If warn_return_type, warn if non-void inline
10731 function falls through.
10732 * tree-cfg.c (execute_warn_function_return): Don't warn about
10733 control reaching end if TREE_NO_WARNING is set. Set
10734 TREE_NO_WARNING.
10735 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10736 has been lowered.
10737 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10738 branch if we don't need one.
10739 * c-typeck.c: Include "tree-flow.h"
10740 (c_finish_bc_stmt): Don't add a goto if the current statement
10741 list doesn't fall through to the current point.
10743 2005-01-21 Roger Sayle <roger@eyesopen.com>
10745 PR rtl-optimization/576
10746 * real.c (real_arithmetic): Change return type from void to bool
10747 to return an indication that the result may be inexact.
10748 * real.h (real_arithmeric): Update prototype.
10749 * fold-const.c (const_binop): Don't constant fold floating
10750 point expressions when the user specifies -frounding-math and
10751 the result may depend upon the run-time rounding mode.
10752 (fold_convert_const_real_from_real): Clean-up.
10753 (fold_initializer): Ignore flag_rounding_math for initializers.
10754 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10755 constant fold FP operations with flag_rounding_math if the
10756 result may depend upon the run-time rounding mode.
10758 2005-01-21 Tom Tromey <tromey@redhat.com>
10760 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10762 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10764 * tree-cfg.c: Fix comment typos.
10766 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10768 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10769 around the call to rest_of_handle_branch_target_load_optimize.
10771 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10773 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10774 (sparc64-*-openbsd*): Likewise.
10775 (sparclite-*-elf*): Include tm-dwarf2.h.
10776 (sparc86x-*-elf*): Likewise.
10777 (sparc64-*-elf*): Likewise.
10778 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10779 (DBX_DEBUGGING_INFO): Likewise.
10780 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10781 (PREFERRED_DEBUGGING_TYPE): Likewise.
10782 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10783 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10784 (PREFERRED_DEBUGGING_TYPE): Likewise.
10785 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10786 (PREFERRED_DEBUGGING_TYPE): Likewise.
10787 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10789 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10791 PR target/18701
10792 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10794 2005-01-20 Paul Brook <paul@codesourcery.com>
10796 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10798 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10800 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10801 label is first in a sequence of labels.
10803 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10805 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10806 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10808 * doc/sourcebuild.texi (Test Directives): New.
10810 2005-01-20 Roger Sayle <roger@eyesopen.com>
10812 * real.c (real_floor): Don't leave the result uninitialized when
10813 mode is VOIDMode, but return the unrounded intermediate value.
10814 (real_ceil): Likewise.
10816 2005-01-20 Paul Brook <paul@codesourcery.com>
10818 * config/arm/arm.md (insv): Use gen_int_mode.
10820 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10822 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10823 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10824 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10825 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10826 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10828 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10830 Fix PR debug/19124
10831 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10832 fbreg, so we have to assume we can't.
10833 (loc_descriptor_from_tree_1): Ditto.
10834 (containing_function_has_frame_base): New function.
10835 (add_location_or_const_value_attribute): Use it.
10836 Also try to generate a frame_base from a single element location
10837 list.
10839 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10841 PR tree-optimization/15349
10842 * timevar.def (TV_TREE_MERGE_PHI): New.
10843 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10844 PHI_WANTED.
10845 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10846 calls to tree_forwarder_block_p.
10847 (remove_forwarder_block_with_phi, merge_phi_nodes,
10848 gate_merge_phi, pass_merge_phi): New.
10849 * tree-optimize.c (init_tree_optimization_passes): Add
10850 pass_merge_phi.
10851 * tree-pass.h: Add an extern for pass_merge_phi;
10853 2005-01-20 Richard Henderson <rth@redhat.com>
10855 PR target/19418
10856 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10857 (_mm_castps_pd, _mm_castps_si128): New.
10858 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10860 2005-01-20 Richard Henderson <rth@redhat.com>
10862 PR target/19530
10863 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10864 __builtin_ia32_vec_init_v2si.
10865 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10866 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10867 (ix86_init_mmx_sse_builtins): Create it.
10868 (ix86_expand_builtin): Expand it.
10869 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10870 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10871 (vec_extractv2si_0, vec_extractv2si_1): New.
10873 2005-01-20 Richard Henderson <rth@redhat.com>
10875 PR target/16533
10876 * config/i386/i386.c (ix86_expand_push): New.
10877 * config/i386/mmx.md (push<MMXMODE>1): New.
10878 * config/i386/sse.md (push<SSEMODE>1): New.
10879 * config/i386/i386-protos.h: Update.
10881 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10883 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10884 copyright.
10886 2005-01-20 Richard Henderson <rth@redhat.com>
10888 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10889 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10891 2005-01-19 Richard Henderson <rth@redhat.com>
10893 PR target/19350
10894 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10895 to V4SFmode in SSE1 fallback load path.
10897 2005-01-19 Richard Henderson <rth@redhat.com>
10899 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10900 in QImode expansion to ix86_expand_vector_set.
10901 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10903 2005-01-19 Richard Henderson <rth@redhat.com>
10905 PR target/19511
10906 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10907 subclass of the input class.
10908 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10909 Always true for cross-SSE1 classes. Rationalize conditionals.
10910 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10911 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10912 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10913 (movdi_2): Add MMX/SSE zeros.
10914 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10915 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10916 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10917 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10918 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10919 (zero_extendsidi2_rex64_1): Remove.
10920 (MOV0 peephole): Check GENERAL_REG_P.
10922 2005-01-19 Richard Henderson <rth@redhat.com>
10924 PR target/19427
10925 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10926 shufps elements.
10927 (ix86_expand_vector_extract): Likewise.
10929 2005-01-19 Richard Henderson <rth@redhat.com>
10931 PR middle-end/19304
10932 * expr.c (emit_move_change_mode): New argument force; use
10933 simplify_gen_subreg if true.
10934 (emit_move_via_alt_mode): Merge into ...
10935 (emit_move_via_integer): ... here.
10936 (emit_move_ccmode): Use emit_move_change_mode directly.
10938 2005-01-19 Richard Henderson <rth@redhat.com>
10940 PR target/19518
10941 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10942 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10943 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10944 rtl if true.
10945 (alpha_emit_set_const): Likewise. Make static.
10946 (alpha_emit_set_long_const): Make static.
10947 (alpha_extract_integer): Split out from alpha_expand_mov.
10948 (alpha_split_const_mov): Likewise.
10949 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10950 (alpha_legitimate_constant_p): New.
10951 * config/alpha/alpha-protos.h: Update.
10952 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10953 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10954 * config/alpha/alpha.md (movsi): Add n alternative.
10955 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10956 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10957 (splitters for all of the above): Use alpha_split_const_mov.
10958 * config/alpha/predicates.md (non_add_const_operand): New.
10959 (non_zero_const_operand): New.
10960 (input_operand): Use alpha_legitimate_constant_p after reload.
10962 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10964 PR tree-optimization/19038
10965 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10966 (add_candidate): Add ivs with increment in latch only if
10967 allow_ip_end_pos_p is true.
10968 (determine_iv_cost): Use empty_block_p.
10970 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10972 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10973 (compute_dominance_frontiers): Ditto.
10975 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10977 PR target/19529
10978 * config/sh/t-rtems: New.
10979 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10981 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10983 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10984 the offset of the selected field.
10986 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10988 * tree-cfg.c (remove_forwarder_block): Fix the check to
10989 prevent a nonlocal label from appearing in the middle of a
10990 basic block.
10992 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10994 PR rtl-optimization/19462
10995 * reorg.c (find_end_label): Create return insn only if
10996 current_function_epilogue_delay_list is empty.
10998 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11000 * doc/passes.texi: Remove paragraph mentioning new-ra.
11002 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11004 PR rtl-optimization/15139
11005 * combine.c: Include params.h.
11006 (count_rtxs): New function.
11007 (record_value_for_reg): If replace_rtx would replace at least
11008 2 occurrences of REG in VALUE and TEM is really large, replace REG with
11009 (clobber (const_int 0)) instead of TEM.
11010 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
11011 * params.h (MAX_LAST_VALUE_RTL): New.
11012 * Makefile.in (combine.o): Depend on $(PARAMS_H).
11013 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
11015 PR c/17297
11016 * c-typeck.c (digest_init): Only call build_vector if all constructor
11017 elements are *_CST nodes.
11018 * gimplify.c (gimplify_init_constructor): Likewise.
11020 PR middle-end/19164
11021 * c-typeck.c (digest_init): Only call build_vector if inside_init
11022 is a CONSTRUCTOR.
11024 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11026 * toplev.c (init_asm_output): Remove dead #ifdef.
11028 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
11030 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
11032 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11034 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
11035 accessing DECL_FUNCTION_CODE.
11036 * dojump.c (do_jump): Likewise.
11037 * gimplify.c (gimplify_call_expr): Likewise.
11038 * predict.c (expr_expected_value): Likewise.
11039 (strip_builtin_expect): Likewise.
11040 * tree-inline.c (estimate_num_insns_1): Likewise.
11041 * tree-ssa-loop-im.c (stmt_cost): Likewise
11042 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
11043 (tree_expr_nonnegative_p): Likewise.
11045 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11047 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
11048 variant of the load_pcrel_sym pattern.
11049 * config/sparc/sparc.md (P macro): Move to the top.
11050 (load_pcrel_sym): Macroize using P.
11051 (save_register_window): Likewise.
11053 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
11055 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
11056 ("sordered"): Same.
11058 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
11060 PR C/19472
11061 * c-typeck.c (build_asm_expr): Strip nops off
11062 input memory operands.
11064 2005-01-18 David Edelsohn <edelsohn@gnu.org>
11066 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
11067 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
11068 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
11069 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
11071 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
11073 PR target/19379
11074 * config/i386/i386.c (override_options): If the 80387 is disabled,
11075 then do not return FP values using FP registers.
11077 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
11079 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
11080 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
11081 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
11082 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
11083 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
11084 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
11085 output.h, postreload-gcse.c, postreload.c, recog.c,
11086 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
11087 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
11088 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
11089 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
11090 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
11091 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
11092 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
11093 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
11095 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
11096 config/alpha/alpha.c, config/arm/vfp.md,
11097 config/i386/emmintrin.h, config/i386/i386-modes.def,
11098 config/i386/i386-protos.h, config/i386/i386.h,
11099 config/i386/pmmintrin.h, config/i386/ppro.md,
11100 config/i386/predicates.md, config/i386/xmmintrin.h,
11101 config/i860/i860.c, config/ia64/ia64-modes.def,
11102 config/ia64/ia64-protos.h, config/ia64/ia64.h,
11103 config/ia64/ia64.md, config/ia64/itanium1.md,
11104 config/ia64/itanium2.md, config/ia64/predicates.md,
11105 config/iq2000/iq2000.h, config/mips/linux64.h,
11106 config/rs6000/aix41.h, config/rs6000/aix43.h,
11107 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
11108 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
11109 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
11110 config/sparc/linux64.h, config/sparc/litecoff.h,
11111 config/sparc/sp64-elf.h, config/sparc/sparc.c,
11112 config/sparc/sparc.h, config/sparc/sparc.md,
11113 config/sparc/sysv4-only.h: Update copyright.
11115 2005-01-18 Richard Henderson <rth@redhat.com>
11117 PR target/19496
11118 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
11120 2005-01-18 Marc Espie <espie@openbsd.org>
11121 * config/i386/openbsdelf.h: Typo.
11123 2005-01-18 Richard Henderson <rth@redhat.com>
11125 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
11126 special case for sse.
11127 * config/i386/predicates.md (sse_comparison_operator): Likewise.
11129 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
11131 * tree-inline.c (estimate_num_insns_1): Added cases for
11132 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
11134 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11136 PR rtl-optimization/19296
11137 * combine.c (simplify_comparison): Rewrite the condition under
11138 which a non-paradoxical SUBREG of a PLUS can be lifted when
11139 compared against a constant.
11141 2005-01-18 Andi Kleen <ak@muc.de>
11143 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
11144 * c.opt (-Wpointer-sign): Add.
11145 * doc/invoke.texi: (-Wpointer-sign): Add.
11147 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11149 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
11150 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
11151 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
11152 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
11153 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
11154 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
11155 for TARGET_MIX_SSE_I387.
11156 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
11157 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
11158 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
11159 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
11160 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
11161 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
11162 TARGET_MIX_SSE_I387.
11163 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
11164 from expander.
11166 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11168 PR target/19424
11169 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
11170 Add movaps alternative for xmm reg->reg move.
11172 2005-01-17 Jeff Law <law@redhat.com>
11174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
11175 at the end of the main DOM loop rather than just before DOM exits.
11177 2005-01-17 Diego Novillo <dnovillo@redhat.com>
11179 PR tree-optimization/19121
11180 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
11181 adding aliases to a name tag, also add them to the pointer's
11182 type tag.
11183 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
11184 sensitive alias info at all. Only check that the two pointers
11185 have compatible pointed-to sets.
11186 * tree-ssa.c (verify_name_tags): Verify that the alias set of
11187 a pointer's type tag is a superset of the alias set of the
11188 pointer's name tag.
11190 2005-01-17 James E Wilson <wilson@specifixinc.com>
11192 PR target/19357
11193 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
11194 comment to document why.
11196 2005-01-17 Richard Henderson <rth@redhat.com>
11198 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
11199 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
11200 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
11201 sse2_vmsminv2df3_finite): New.
11202 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
11203 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
11204 Force op1 into register.
11206 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
11208 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
11209 bubblestrap from always rebuilding build directory.
11211 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
11213 * config/s390/s390.md ("*clc"): Remove incorrect '='.
11214 ("*cmpmem_short"): Likewise.
11216 2005-01-17 Steven Bosscher <stevenb@suse.de>
11218 * basic-block.h: Document BB_* flags.
11219 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
11220 use an sbitmap instead.
11221 * sched-rgn.c (compute_trg_info): Likewise.
11223 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
11225 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
11226 redundant target_cpu_default and extra_parts lines. Use the default
11227 "from-abi" ISA.
11228 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
11229 (SUBTARGET_EXTRA_SPECS): Delete.
11230 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
11231 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
11232 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
11233 and "n32" for -mabi=n32.
11235 2005-01-17 Ian Lance Taylor <ian@airs.com>
11237 PR c/5675
11238 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
11239 fold constant variables into initial values.
11241 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11243 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
11245 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
11246 through the statements backward.
11248 2005-01-17 Ian Lance Taylor <ian@airs.com>
11250 PR middle-end/13127:
11251 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
11252 a variable set to the return value of the inlined function.
11254 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
11256 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
11257 when modes are tieable.
11259 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
11261 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
11262 of pthread_create to find out if threads are enabled.
11263 * gthr-posix95.h (__gthread_active_p): Likewise.
11265 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11267 * common.opt (-fnew-ra): Remove.
11268 * ra*.*: Remove.
11269 * toplev.h (flag_new_regalloc): Remove.
11270 * Makefile.in (ra*.*): Don't mention.
11271 * passes.c (rest_of_handle_new_regalloc): Remove.
11272 (rest_of_handle_combine, rest_of_compilation): Always consider
11273 flag_new_regalloc as false.
11274 * doc/invoke.texi: Don't document -fnew-ra.
11276 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11278 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
11279 last parameter to reg_scan.
11280 * loop.c (loop_optimize): Likewise.
11281 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
11282 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
11283 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11284 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11285 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
11286 * regclass.c (reg_scan): Likewise, for the declaration.
11287 * rtl.h (reg_scan): Likewise, for the prototype.
11289 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11291 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11292 mark_dfs_back_edges.
11294 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11296 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11297 (compute_avail): Uses don't go in tmp_gen.
11299 2005-01-16 Steven Bosscher <stevenb@suse.de>
11301 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11302 loop to look for a free slot in a page entry.
11304 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11306 PR target/16304
11307 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11308 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11309 just before targetm.asm_out.file_end.
11310 * tree.h (process_pending_assemble_output_defs): Declare.
11311 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11312 New functions.
11313 (assemble_alias): Defer generation of assembly code for defines when
11314 TARGET_DEFERRED_OUTPUT_DEFS is true.
11315 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11316 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11317 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11319 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11321 PR target/19336
11322 * pa.c (pa_scalar_mode_supported_p): New function.
11323 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11324 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11326 * pa-protos.h (prefetch_operand): Delete.
11327 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11328 * pa.c (prefetch_operand): Delete.
11329 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11330 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11331 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11332 and prefetch_nocc_operand.
11333 * pa.md (prefetch): Rework to avoid reload problems handling short
11334 displacements when a cache control completer needs to be provided.
11335 (prefetch_32, prefetch_64): Delete.
11336 (prefetch_cc, prefetch_nocc): New patterns.
11338 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11340 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11342 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11344 PR ada/19388
11345 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11346 exceeds maximum alignment for global common data.
11347 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11348 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11350 2004-01-15 Roger Sayle <roger@eyesopen.com>
11352 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11354 2004-01-15 Roger Sayle <roger@eyesopen.com>
11356 * harg-reg-set.h (reg_class_names): Prototype global array.
11357 * regclass.c (reg_class_names): Declare here and initialize to
11358 REG_CLASS_NAMES.
11359 (dump_regclass): Remove local declaration of reg_class_names.
11360 (regclass): Likewise.
11361 * cfg.c (dump_flow_info): Likewise.
11362 * ra-debug.c (reg_class_names): Likewise.
11363 * regrename.c (reg_class_names): Likewise.
11364 * reload.c (reg_class_names): Likewise.
11365 * reload1.c (spill_failure): Likewise.
11366 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11368 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11370 * config/s390/s390.md ("reload_outti"): Remove predicate for
11371 output operand. Abort if operand is not a MEM.
11372 ("reload_outdi", "reload_outdf"): Likewise.
11374 2005-01-15 Marc Espie <espie@openbsd.org>
11376 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11377 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11378 * config/openbsd.h: Fix C++ includes for native configurations.
11379 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11380 Add trampoline support.
11381 * config/i386/openbsdelf.h: New.
11383 2005-01-15 Marc Espie <espie@openbsd.org>
11385 * collect2.c (main): Explicitly parse -dynamic-linker option.
11387 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11389 PR tree-optimization/19060
11390 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11391 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11392 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11393 and handle extract_range_from_cond returning false.
11394 * fold-const.c (fold): Optimize comparisons with min/max even for
11395 width > HOST_BITS_PER_WIDE_INT.
11397 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11399 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11400 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11401 Remove little endian multilib variants.
11402 Add mips32 multilib variant.
11404 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11406 * explow.c (copy_all_reg, stabilize): Remove.
11407 * expr.h: Remove the corresponding prototypes.
11409 * rtlanal.c (regs_set_between_p): Remove.
11410 * rtl.h: Remove the corresponding prototype.
11412 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11414 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11415 to rs6000_nonimmediate_operand.
11416 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11417 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11418 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11419 rs6000_nonimmediate_operand.
11420 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11421 rs6000_nonimmediate_operand.
11423 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11425 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11427 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11429 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11430 on e500v2.
11431 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11432 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11434 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11435 (rs6k_nonimmediate_operand): New.
11436 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11437 correctly.
11438 (legitimate_lo_sum_address_p): Same.
11439 (rs6000_legitimize_address): Same.
11440 (rs6000_legitimize_reload_address): Same.
11441 (rs6000_legitimate_address): Same.
11442 (spe_build_register_parallel): Pass DF and DC modes in a DI
11443 register.
11445 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11446 to rs6k_nonimmediate_operand.
11448 * config/rs6000/spe.md ("*frob_df_di"): New.
11449 ("*frob_di_df"): New.
11450 ("*frob_di_df_2"): New.
11451 ("*mov_sidf_e500_subreg0"): New.
11452 ("*mov_sidf_e500_subreg4"): New.
11453 ("*movdf_e500_double"): Change predicate to
11454 rs6k_nonimmediate_operand.
11456 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11458 * postreload.c (move2add_note_store): Only call
11459 trunc_int_for_mode on scalar integers.
11461 2005-01-14 Steven Bosscher <stevenb@suse.de>
11463 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11464 replace BB_VISITED uses.
11465 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11466 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11467 (tree_dce_done): Free visited_control_parents.
11468 (perform_tree_ssa_dce): Allocate and clear it.
11469 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11470 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11471 instead of BB_VISITED.
11473 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11475 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11476 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11477 Remove unused prototypes.
11479 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11481 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11482 64-bit register usage.
11483 (spe_func_has_64bit_regs_p): Add FIXME note.
11485 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11487 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11488 flag_finite_math_only with flag_unsafe_math_optimizations.
11490 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11492 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11493 end-of-stack check.
11494 (__tpf_eh_return): Copy TPF private stack area from the module
11495 boundary stack frame. Add check for when module addresses are
11496 equal, but no stub address is found.
11498 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11500 PR target/7525
11501 * arm.h (struct machine_function): Add call_via field.
11502 (thumb_call_via_label): Declare.
11503 * arm.c (thumb_call_via_label): New variable.
11504 (thumb_call_reg_needed): New variable.
11505 (arm_output_function_epilogue): For Thumb code, output any per-function
11506 call-indirect trampolines.
11507 (thumb_call_via_reg): New function.
11508 (arm_file_end): New function.
11509 (TARGET_ASM_FILE_END): Call arm_file_end.
11510 (aof_file_end): Likewise.
11511 * arm-protos.h (thumb_call_via_reg): Declare.
11512 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11513 thumb_call_via_reg in normal case.
11515 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11517 PR middle-end/19084
11518 PR rtl-optimization/19348
11519 * recog.c (peephole2_optimize): Do global life update if some peephole
11520 decides it doesn't need at least one of its inputs and that change
11521 influences liveness at the start of the basic block.
11523 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11524 arguments instead of 1.
11526 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11528 PR middle-end/18820
11529 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11530 zero for nested functions needing a static chain or functions
11531 with a non-constant address.
11533 2005-01-13 Roger Sayle <roger@eyesopen.com>
11535 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11536 (and (sign_extend X) C) into (zero_extend (and X C)).
11538 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11540 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11542 2005-01-13 Richard Henderson <rth@redhat.com>
11544 PR target/19009
11545 PR target/19250
11546 PR target/19252
11547 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11548 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11549 not just TARGET_SSE.
11550 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11551 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11552 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11553 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11554 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11555 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11556 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11557 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11558 (movdicc_c_rex64): Rename with '*'.
11559 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11560 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11561 (movsfcc_1_387): Rename from movsfcc_1.
11562 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11563 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11564 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11565 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11566 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11567 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11568 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11569 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11570 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11571 sse_movdfcc_const0_4): Remove.
11572 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11573 recognize min/max early. Update for changed sse cmove patterns.
11574 (ix86_split_sse_movcc): New.
11575 * config/i386/i386-protos.h: Update.
11577 2005-01-13 Steven Bosscher <stevenb@suse.de>
11579 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11580 (fix_stmt_v_may_defs): Likewise.
11582 2005-01-13 Richard Henderson <rth@redhat.com>
11584 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11585 for converting the mask.
11587 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11589 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11590 definition to 600.
11592 2005-01-13 Richard Henderson <rth@redhat.com>
11594 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11595 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11596 IX86_BUILTIN_MOVDQ2Q): Remove.
11597 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11598 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11599 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11600 shuffling.
11601 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11602 (sse2_pextrw): Fix immediate constraint.
11603 (sse2_loadq, sse2_loadq_rex64): Remove.
11604 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11605 Use __builtin_ia32_vec_ext_<size>.
11606 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11608 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11610 * function.c (assign_parm_setup_block): Look inside original
11611 entry_parm when inspecting PARALLEL.
11613 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11614 Joel Sherrill <joel@oarcorp.com>
11616 PR target/19399
11617 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11618 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11619 rtems_gxx_recursive_mutex_init.
11620 (__gthread_recursive_mutex_lock): New function.
11621 (__gthread_recursive_mutex_trylock): Likewise.
11622 (__gthread_recursive_mutex_unlock): Likewise.
11624 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11626 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11628 2005-01-13 Jan Beulich <jbeulich@novell.com>
11630 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11631 (ashrti3_internal): Indicate output is early clobber. Generate result
11632 into output rather than first input. Use move for low word of output
11633 if shift count is exactly 64.
11634 (lshrti3_internal): Likewise.
11636 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11638 PR target/18329
11639 PR target/18330
11640 * reload1.c (delete_output_reload): Don't delete an output reload
11641 if the pseudo lives longer than a single basic block. Adjust and
11642 improve wording of comment.
11644 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11646 PR target/19334
11647 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11648 of TYPE_SIZE where we mean the number of bytes.
11650 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11652 * function.c (assign_parm_setup_block): Relax condition on
11653 multi-register optimization.
11655 2005-01-12 Nick Clifton <nickc@redhat.com>
11657 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11658 an "in_delay_slot" attribute of "no" to prevent them being used in
11659 delay slots. This is forbidden because they might generate
11660 exceptions.
11662 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11664 PR target/19389
11665 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11666 with r->Y and Y->r.
11668 2005-01-12 Nick Clifton <nickc@redhat.com>
11670 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11671 passed on to GAS) but do not define, as GAS no longer supports or
11672 needs the -m2000 option.
11674 2005-01-11 Roger Sayle <roger@eyesopen.com>
11676 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11677 type as args of unprototyped builtins aren't automatically promoted.
11678 (fold_builtin_abs): Likewise.
11680 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11682 * Makefile.in: Set a `build-warn' variable.
11684 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11686 PR tree-optimization/17949
11687 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11688 (find_interesting_uses_address): Use it.
11690 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11692 * regrename.c (kill_value): Handle subreg's that won't simplify.
11694 2005-01-11 Richard Henderson <rth@redhat.com>
11696 PR target/13366
11697 * config/i386/i386.h (enum ix86_builtins): Move ...
11698 * config/i386/i386.c: ... here.
11699 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11700 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11701 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11702 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11703 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11704 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11705 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11706 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11707 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11708 IX86_BUILTIN_LOADDDUP): Remove.
11709 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11710 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11711 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11712 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11713 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11714 (ix86_init_builtins): Make static.
11715 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11716 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11717 if all the modes match. Otherwise, fake it.
11718 (get_element_number, ix86_expand_vec_init_builtin,
11719 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11720 (ix86_expand_builtin): Make static. Update for changed builtins.
11721 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11722 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11723 (ix86_expand_vector_init_duplicate): New.
11724 (ix86_expand_vector_init_low_nonzero): New.
11725 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11726 Split out from ix86_expand_vector_init; handle integer modes.
11727 (ix86_expand_vector_init): Use them.
11728 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11729 * config/i386/i386-protos.h: Update.
11730 * config/i386/predicates.md (reg_or_0_operand): New.
11731 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11732 (movv2sf_internal): Likewise. And a splitter to match them all.
11733 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11734 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11735 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11736 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11737 (mmx_pinsrw): Fix operand ordering.
11738 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11739 rather than sse_loadss expander.
11740 (movv2df splitter): Similarly.
11741 (sse_loadss, sse_loadlss): Remove.
11742 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11743 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11744 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11745 (sse3_movddup): Rename with '*'.
11746 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11747 (sse2_loadsd): Remove.
11748 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11749 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11750 (sse2_pinsrw): Fix argument ordering.
11751 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11752 (sse2_stored): Remove 'r' destination.
11753 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11754 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11755 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11756 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11757 vec_extractv16qi, vec_initv16qi): New.
11759 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11760 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11761 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11762 constructor form.
11763 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11764 (_mm_load_si128, _mm_store_si128): Likewise.
11765 (_mm_load1_pd): Use _mm_set1_pd.
11766 (_mm_load_sd): Use _mm_set_sd.
11767 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11768 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11769 (_mm_set_epi64): Use _mm_set_epi64x.
11770 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11771 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11772 _mm_setr_epi8): Use _mm_set_foo form.
11773 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11774 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11775 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11776 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11777 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11778 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11779 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11780 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11781 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11782 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11783 (_mm_movedup_pd): Use _mm_shuffle_pd.
11784 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11785 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11786 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11787 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11788 Use _mm_setzero_ps.
11789 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11790 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11791 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11792 (_mm_store_ps): Use raw dereference.
11793 (_mm_store1_ps): Use _mm_storeu_ps.
11794 (_mm_storer_ps): Use _mm_store_ps.
11795 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11796 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11798 2005-01-11 Stan Shebs <shebs@apple.com>
11800 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11801 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11803 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11805 PR target/18761
11806 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11807 Skip all DECLs except for FIELD_DECLs.
11809 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11811 * config/s390/s390.c (override_options): Return error if
11812 -mbackchain, -mpacked-stack and -mhard-float are used together.
11813 (s390_va_start): Remove the backchain && packed-stack special case.
11814 (s390_gimplify_va_arg): Likewise.
11815 * doc/invoke.texi: Remove the ABI incompatibility note.
11817 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11819 * config/s390/s390.c (struct s390_frame_layout): Remove
11820 save_backchain_p.
11821 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11822 save_backchain_p with TARGET_BACKCHAIN.
11824 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11826 PR target/18916
11827 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11828 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11829 * function.c (locate_and_pad_parm): Set new field.
11830 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11831 Tweak where_pad test to include "none". Always set mem align for
11832 stack_parm.
11833 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11834 not sufficient for type.
11835 (assign_parm_setup_block): If stack_parm is zero on entry, always
11836 make a new stack local. Block move old stack parm if necessary
11837 to new aligned stack local.
11838 (assign_parm_setup_stack): Use a block move to handle
11839 potentially misaligned entry_parm.
11840 (assign_parms_unsplit_complex): Specify required alignment when
11841 creating stack local.
11842 * calls.c (compute_argument_addresses): Override alignment of stack
11843 arg calculated from its type with the alignment given by
11844 FUNCTION_ARG_BOUNDARY.
11845 (store_one_arg): Likewise.
11847 2005-01-11 Jan Beulich <jbeulich@novell.com>
11849 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11850 Change respective itanium_class attribute to ialu.
11851 (shladdp4_internal): New.
11852 * config/ia64/predicates.md (shladd_log2_operand): New.
11854 2005-01-11 Richard Henderson <rth@redhat.com>
11856 * expr.c (store_constructor): Use rtvec_alloc instead of
11857 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11859 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11861 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11863 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11865 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11866 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11867 (TARGET_RWRELOC): Define.
11868 (ia64_rwreloc_section_type_flags): Delete.
11869 (ia64_section_type_flags): New function.
11870 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11871 (TARGET_RWRELOC): Define.
11873 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11875 PR target/18987
11876 * config/ia64/ia64.c (process_set): For alloc insn, only call
11877 process_epilogue is !frame_pointer_needed.
11879 2005-01-10 Roger Sayle <roger@eyesopen.com>
11881 PR c++/19355
11882 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11883 unary operator and can't be treated as a binary/comparison operator.
11885 2005-01-10 Richard Henderson <rth@redhat.com>
11887 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11888 (ix86_return_in_memory): Likewise.
11889 (function_arg_advance): Likewise. Mirror structure in function_arg
11890 for choosing register to advance.
11892 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11894 * tree-vectorizer.c, tree.def: Fix comment typos.
11896 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11898 * config/s390/s390.c (struct processor_costs): 4 new fields:
11899 ddbr, ddr, debr, der.
11900 (s390_rtx_costs): More precise handling of divide instructions.
11902 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11904 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11906 2005-01-10 Jan Beulich <jbeulich@novell.com>
11908 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11909 names resulting from -ffunction-sections/-fdata-sections and linkonce
11910 ones.
11911 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11912 based on the section name. Rearrange the section name comparison logic
11913 slightly so that each section name is compared against at most once.
11915 2005-01-10 Ben Elliston <bje@au.ibm.com>
11917 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11918 targets for which -fPIC reduces limitations on the GOT size.
11920 2005-01-09 Falk Hueffner <falk@debian.org>
11922 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11923 X/C1 cmpop C2.
11925 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11927 PR target/18720
11928 * collect2.c (main): Set aixrtl_flag for -brtl option.
11929 (resolve_lib_name): Search for .so file extension before .a
11930 if aixrtl_flag set.
11932 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11934 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11935 (vect_analyze_data_refs_alignment): Add dump prints.
11937 2005-01-09 Ira Rosen <irar@il.ibm.com>
11939 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11940 expr_invariant_in_loop_p.
11941 Initialize outputs first thing in the function.
11942 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11943 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11944 (vect_analyze_pointer_ref_access): Check that the initial condition of
11945 the access function is loop invariant.
11947 2005-01-09 Richard Henderson <rth@redhat.com>
11949 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11950 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11951 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11952 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11953 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11954 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11955 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11956 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11957 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11958 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11959 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11960 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11961 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11962 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11963 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11964 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11965 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11966 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11967 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11968 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11969 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11970 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11971 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11972 mmx_ prefix.
11973 (mmx_clrdi, pavgusb): Remove.
11974 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11975 with leading sse_ prefix.
11976 * config/i386/sse.md: Receive them.
11977 * config/i386/mmx.md: New file.
11978 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11979 (subrv2sf3): Turn into expander for normal subtraction.
11980 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11981 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11982 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11983 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11984 commutative; use ix86_binary_operator_ok.
11985 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11986 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11987 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11988 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11989 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11990 Macroize from existing patterns; use ix86_binary_operator_ok.
11991 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11992 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11993 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11994 with vec_select+vec_concat.
11995 (mmx_pshufw, mmx_pshufw_1): Likewise.
11996 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11997 (mmx_uavgv4hi3): Model correctly.
11998 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11999 _mm_xor_si64): Remove casts.
12001 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12003 PR tree-optimization/19224
12004 * tree-scalar-evolution.c (get_instantiated_value,
12005 set_instantiated_value): New functions.
12006 (instantiate_parameters_1): Cache the results.
12007 (instantiate_parameters, resolve_mixers): Initialize and free
12008 the cache.
12010 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12012 * config/i386/i386.md (addhi_4): Correct reference in comment.
12013 (addqi_4): Same.
12015 2005-01-08 Richard Henderson <rth@redhat.com>
12017 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
12018 (_mm_cvtsi128_si64x): Likewise.
12019 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
12020 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
12021 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
12022 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
12023 * config/i386/i386-protos.h: Update.
12024 * config/i386/i386.c (print_operand): Add 'H'.
12025 (ix86_fixup_binary_operands): Split out from ...
12026 (ix86_expand_binary_operator): ... here.
12027 (ix86_fixup_binary_operands_no_copy): New.
12028 (ix86_expand_fp_absneg_operator): Handle vector mode results.
12029 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
12030 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
12031 (safe_vector_operand): Use CONST0_RTX.
12032 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
12033 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
12034 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
12035 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
12036 special cases.
12037 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
12038 (IX86_BUILTIN_CMPNGESS): New.
12039 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
12040 (attr type): Add sselog1.
12041 (attr unit, attr memory): Handle it.
12042 (movti, movti_internal, movti_rex64): Move near other integer moves.
12043 (movtf, movtf_internal): Move near other fp moves.
12044 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
12045 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
12046 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
12047 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
12048 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
12049 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
12050 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
12051 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
12052 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
12053 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
12054 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
12055 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
12056 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
12057 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
12058 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
12059 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
12060 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
12061 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
12062 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
12063 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
12064 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
12065 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
12066 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
12067 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
12068 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
12069 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
12070 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
12071 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
12072 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
12073 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
12074 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
12075 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
12076 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
12077 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
12078 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
12079 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
12080 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
12081 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
12082 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
12083 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
12084 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
12085 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
12086 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
12087 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
12088 same time.
12089 (SSEPUSH, push<SSEPUSH>): Remove.
12090 (MMXPUSH, push<MMXPUSH>): Remove.
12091 (sse_movaps, sse_movaps_1, sse_movups): Remove.
12092 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
12093 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
12094 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
12095 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
12096 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
12097 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
12098 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
12099 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
12100 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
12101 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
12102 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
12103 (ppro_sse_log_V4SF): Handle sselog1.
12104 * config/i386/predicates.md (const_0_to_1_operand): New.
12105 (const_0_to_255_mul_8_operand): New.
12106 (const_1_to_31_operand): Rename from const_int_1_31_operand.
12107 (const_2_to_3_operand, const_4_to_7_operand): New.
12108 * config/i386/sse.md: New file.
12109 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
12110 (sse_movups): Rename from sse_movups_1.
12111 (sse_loadlss): Rename from sse_loadss_1.
12112 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
12113 from the name.
12114 (negv4sf2): Use ix86_expand_fp_absneg_operator.
12115 (absv4sf2, negv2df, absv2df): New.
12116 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
12117 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
12118 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
12119 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
12120 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
12121 (sse3_addsubv4sf3): Model correctly.
12122 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
12123 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
12124 (sse_movhlps): Model with vec_select+vec_concat.
12125 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
12126 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
12127 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
12128 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
12129 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
12130 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
12131 sse2_pshufhw_1): Likewise.
12132 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
12133 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
12134 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
12135 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
12136 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
12137 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
12138 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
12139 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
12140 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
12141 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
12142 sminv8hi3): Mark commutative
12143 operands. Use ix86_binary_operator_ok.
12144 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
12145 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
12146 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
12147 sse2_punpcklqdq): Allow operand2 in memory.
12148 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
12149 sse2_movsd): Add memory alternatives.
12150 (sse_storelps): Turn expander into an insn; split after reload.
12151 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
12152 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
12154 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
12156 * configure.ac (DWARF-2 debug_line): Use objdump.
12157 * configure: Regenerate.
12159 2005-01-08 Jeff Law <law@redhat.com>
12160 Diego Novillo <dnovillo@redhat.com>
12162 PR tree-optimization/18241
12163 * tree-nrv.c (tree_nrv): Ignore volatile return values.
12164 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
12165 statements with volatile operands.
12166 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
12167 operands after marking a statement with has_volatile_ops.
12169 2005-01-08 Roger Sayle <roger@eyesopen.com>
12171 * tree.c (int_fits_type_p): Always honor integer constant
12172 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
12174 2005-01-08 Roger Sayle <roger@eyesopen.com>
12176 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
12177 the latent bug in rtl_delete_block has been resolved.
12179 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12181 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
12182 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
12184 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12186 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
12187 library as @multilib_dir@/$(SHLIB_SONAME).
12189 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12191 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
12192 * configure: Regenerate.
12194 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12196 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
12197 TYPE_MODE.
12199 2005-01-07 David Edelsohn <edelsohn@gnu.org>
12201 PR target/13674
12202 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
12203 Convert non-word aligned offset address using ld/std into
12204 indirect address.
12206 2005-01-07 Richard Henderson <rth@redhat.com>
12208 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
12210 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
12212 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
12214 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12216 PR tree-optimization/19283
12217 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
12218 is not shorter than the original type.
12220 PR rtl-optimization/19012
12221 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
12223 PR rtl-optimization/18861
12224 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
12225 (FULL_STATE): Define.
12226 (mark_tablejump_edge): New function.
12227 (purge_dead_tablejump_edges): New function.
12228 (find_bb_boundaries): Use it.
12230 PR tree-optimization/18828
12231 * builtins.c (expand_builtin_next_arg): Remove argument and all
12232 the argument checking.
12233 (expand_builtin): Adjust caller.
12234 (expand_builtin_va_start): Likewise. Remove error for too many
12235 arguments.
12236 (fold_builtin_next_arg): Issue error for too many arguments.
12237 After checking arguments, replace them with magic arguments that
12238 prevent further checking of the args.
12240 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12242 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
12244 2005-01-06 Roger Sayle <roger@eyesopen.com>
12246 PR target/6077
12247 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
12248 and %{.S:...} (and their negative variants) to test whether the
12249 input file is assembler or pre-processed-assembler independent of
12250 the actual filename extension.
12252 2005-01-06 Roger Sayle <roger@eyesopen.com>
12254 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
12255 of sign or zero extended values.
12257 2005-01-06 Geoffrey Keating <geoffk@apple.com>
12259 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
12260 for IBM long double format correctly.
12262 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
12264 Fix PR tree-optimization/18792
12266 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
12267 to first_loop_depth, and use loop depth instead of loop number.
12268 (build_classic_dir_vector): Ditto.
12269 (compute_data_dependences_for_loop): Use depth, not loop number.
12270 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
12271 number. Pass in loops, instead of loop numbers.
12272 (gather_interchange_stats): Ditto.
12273 (linear_transform_loops): Ditto.
12275 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
12277 PR rtl-opt/13299
12278 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
12279 biv_fits_mode_p, extension_within_bounds_p): New functions.
12280 (check_ext_dependent_givs): Use them.
12282 2005-01-06 Roger Sayle <roger@eyesopen.com>
12284 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
12285 more than one barrier, in which case we should delete them all.
12287 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12289 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12291 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12293 Fix PR middle-end/19286
12294 Fix PR debug/19267
12295 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12296 output this subprogram, simply ignore this attempt to do it again.
12297 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12298 origin attribute if it's not possible.
12299 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12300 (decls_for_scope): Ditto.
12301 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12302 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12304 2005-01-05 Richard Henderson <rth@redhat.com>
12306 PR target/11327
12307 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12308 (bdesc_2arg): Use it.
12309 (ix86_expand_binop_builtin): Force operands into registers
12310 when optimizing.
12311 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12312 ix86_expand_sse_compare, ix86_expand_sse_comi,
12313 ix86_expand_builtin): Likewise.
12315 2005-01-05 Richard Henderson <rth@redhat.com>
12317 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12318 and VEC_SELECT.
12319 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12320 (mulv4hi3): Set itanium_class mmmul.
12321 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12322 (fpack): Rename from fpack_sfsf.
12324 2005-01-05 Richard Henderson <rth@redhat.com>
12326 PR rtl-opt/10692
12327 * reload1.c (do_input_reload): Restrict the optimization deleteing
12328 a previous output reload to RELOAD_FOR_INPUT.
12330 2005-01-05 Steven Bosscher <stevenb@suse.de>
12332 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12333 comment that we fall through after case.
12334 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12335 (distribute_links): Likewise.
12336 * cse.c (cse_insn): Likewise.
12337 * cselib.c (cselib_invalidate_mem): Likewise.
12338 * df.c: Update comments at the top of the file.
12339 (read_modify_subreg_p): Update comments here too.
12340 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12341 * flow.c (mark_set_1): Likewise.
12342 (mark_used_regs): Likewise.
12343 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12344 (canon_list_insert): Likewise.
12345 (mark_set): Likewise.
12346 (try_replace_reg): Likewise.
12347 (store_killed_in_insn): Likewise.
12348 * loop.c (count_one_set): Likewise.
12349 (basic_induction_var): Likewise.
12350 * postreload-gcse.c (find_mem_conflicts): Likewise.
12351 * postreload.c (reload_combine_note_store): Likewise.
12352 (move2add_note_store): Likewise.
12353 * reload.c (find_equiv_reg): Likewise.
12354 (mark_referenced_resources): Likewise.
12355 * rtlanal.c (set_noop_p): Likewise.
12356 (note_stores): Likewise.
12357 (note_uses): Likewise.
12358 * sched-deps.c (sched_analyze_1): Likewise.
12359 * sched-rgn.c (check_live_1): Likewise.
12360 (update_live_1): Likewise.
12361 * config/i860/i860.c: Likewise.
12363 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12364 an lvalue.
12365 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12367 * doc/rtl.texi: Update documentation for bit-fields and SET.
12369 2005-01-05 Roger Sayle <roger@eyesopen.com>
12371 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12373 2005-01-05 Jan Hubicka <jh@suse.cz>
12374 Richard Henderson <rth@redhat.com>
12376 PR target/18910
12377 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12378 with an offset.
12380 2005-01-05 Richard Henderson <rth@redhat.com>
12382 PR target/12902
12383 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12384 (sse_shufps): Change operand 3 to const_int_operand.
12385 (sse2_storelps): Fix typo in template.
12386 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12387 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12388 (ix86_expand_builtin): Likewise.
12390 2005-01-05 Julian Brown <julian@codesourcery.com>
12392 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12393 as aggregates for AAPCS ABIs.
12395 2005-01-05 Stan Shebs <shebs@apple.com>
12397 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12398 Mach-O getters if ppc64.
12399 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12400 size argument.
12401 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12402 signed four-byte field for global code case.
12403 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12405 2005-01-05 Roger Sayle <roger@eyesopen.com>
12407 PR middle-end/19100
12408 * c-common.c: Include real.h.
12409 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12410 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12411 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12412 * Makefile.in (c-common.o): Update dependencies.
12414 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12416 * c-parse.in (asm_string): Add trailing semicolon.
12418 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12420 * c-parse.in (asm_string): New. Don't allow wide strings in
12421 'asm'.
12422 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12423 asm_string instead of STRING.
12425 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12427 * c-typeck.c (constructor_no_implicit): Remove.
12428 (set_designator, process_init_element): Don't check
12429 constructor_no_implicit.
12431 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12432 Kaz Kojima <kkojima@gcc.gnu.org>
12434 PR target/16482
12435 * lcm.c (create_pre_exit): New.
12436 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12437 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12439 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12441 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12442 -msoft-float in target_float_switch.
12443 * arm.c (arm_override_options): Fix processing of target_float_switch.
12445 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12447 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12448 preferencing.
12450 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12452 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12453 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12455 2005-01-04 Roger Sayle <roger@eyesopen.com>
12457 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12458 if deleting the then-block allows the test-block to fallthru to the
12459 else-block.
12461 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12463 PR c/19152
12464 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12465 after the full declaration if the are in two different TUs.
12467 2005-01-04 Richard Henderson <rth@redhat.com>
12469 PR tree-opt/19158
12470 * tree-sra.c (generate_one_element_init): Just
12471 call gimplify_and_add.
12472 (generate_element_init): Record the
12473 new referenced variables and mark them for renaming
12474 and split out to ...
12475 (generate_element_init_1): This.
12476 (scalarize_init): Don't call push_gimplify_context/
12477 pop_gimplify_context.
12479 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12481 * toplev.c (get_src_pwd): Handle failure of getpwd().
12483 2005-01-04 Roger Sayle <roger@eyesopen.com>
12485 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12486 of TRUTH_NOT_EXPR.
12487 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12488 all the cases handled by it are inverted by invert_truthvalue.
12490 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12492 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12493 (save_register_windowsi): Likewise.
12495 2005-01-04 Richard Henderson <rth@redhat.com>
12497 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12499 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12501 PR middle-end/17767
12502 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12503 any simplifications of vector mode comparison operators.
12504 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12506 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12507 Devang Patel <dpatel@apple.com>
12509 PR tree-optimization/18308
12510 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12511 the operands before creating a new expression.
12512 * dojump.c (do_jump): Make drop_through_label available
12513 for all cases. Add expansion of COND_EXPR.
12515 2005-01-04 Ira Rosen <irar@il.ibm.com>
12517 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12518 INTEGER_CST instead of TREE_CONSTANT.
12519 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12520 instead of TREE_CONSTANT.
12521 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12522 instead of TREE_CONSTANT.
12524 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12526 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12528 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12530 PR target/19240
12531 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12532 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12534 2005-01-03 Richard Henderson <rth@redhat.com>
12536 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12537 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12538 fold_convert_const_real_from_real): Split out from ...
12539 (fold_convert_const): ... here.
12541 2005-01-03 Richard Henderson <rth@redhat.com>
12543 PR target/19235
12544 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12545 (mov<MMXMODEI>_internal): Likewise.
12546 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12547 Add V2SF case; use it for SSE1; don't use TI.
12548 (movdf_integer): Likewise.
12549 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12551 2005-01-03 Ira Rosen <irar@il.ibm.com>
12553 * tree-vectorizer.c (vect_strip_conversions): New function.
12554 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12555 check for binary class.
12557 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12559 Fix PR debug/17924
12560 Fix PR debug/19191
12561 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12562 is a decl.
12563 * gimple-low.c (mark_blocks_with_used_vars): New function.
12564 (mark_blocks_with_used_subblocks): Ditto.
12565 (mark_used_blocks): Ditto.
12566 (pass_mark_used_blocks): New pass.
12567 * tree-inline.c: Include debug.h.
12568 (expand_call_inline): Call outlining_inline_function here.
12569 * tree-optimize.c (init_tree_optimization_passes): Add
12570 pass_mark_used_blocks.
12571 * tree-pass.h (pass_mark_used_blocks): New.
12572 * Makefile.in (tree-inline.o): Add debug.h dependency.
12574 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12576 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12577 VAR_DECLs to have weak_import attribute.
12579 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12580 'struct ucontext'.
12582 2004-01-03 Steven Bosscher <stevenb@suse.de>
12584 * passes.c (rest_of_compilation): Don't run regmove if only
12585 flag_expensive_optimizations, require flag_regmove instead.
12587 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12589 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12590 register "sparc".
12591 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12592 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12593 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12594 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12596 2005-01-03 Richard Henderson <rth@redhat.com>
12598 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12599 (ia64_const_ok_for_letter_p): New.
12600 (ia64_const_double_ok_for_letter_p): New.
12601 (ia64_extra_constraint): New.
12602 (ia64_expand_vecint_compare): New.
12603 (ia64_expand_vcondu_v2si): New.
12604 (ia64_expand_vecint_cmov): New.
12605 (ia64_expand_vecint_minmax): New.
12606 (ia64_print_operand): Add 'v'.
12607 (ia64_preferred_reload_class): New.
12608 (ia64_vector_mode_supported_p): New.
12609 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12610 (PREFERRED_RELOAD_CLASS): Move to function.
12611 (CONST_OK_FOR_LETTER_P): Move to function.
12612 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12613 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12614 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12615 (EXTRA_CONSTRAINT): Move to function.
12616 * config/ia64/ia64.md: Include vect.md.
12617 (itanium_class): Add mmalua.
12618 (type): Handle it.
12619 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12620 (1b_mmalua): New.
12621 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12622 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12623 CONST0_RTX.
12624 (const_int_2bit_operand): New.
12625 (fr_reg_or_0_operand): New.
12626 * config/ia64/ia64-modes.def: Add vector modes.
12627 * config/ia64/ia64-protos.h: Update.
12628 * config/ia64/vect.md: New file.
12630 2005-01-03 Richard Henderson <rth@redhat.com>
12632 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12634 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12636 PR target/19236
12637 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12638 to SFmode.
12639 (log1pdf2): Change mode of operands[0,1] to DFmode.
12641 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12643 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12644 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12645 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12646 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12647 SPARC_RELAXED_ORDERING.
12649 2005-01-03 Richard Henderson <rth@redhat.com>
12650 Uros Bizjak <uros@kss-loka.si>
12652 PR target/14631
12653 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12654 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12655 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12656 handling.
12657 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12658 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12659 const_pow2_1_to_128_operand): New predicates.
12661 2005-01-02 Greg McGary <greg@mcgary.org>
12663 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12664 anonymous decls.
12665 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12666 object. [ptr_type]: Remove unused variable.
12667 Remember nearest addressable array-element or record-component
12668 when checking bitfield components. Tolerate empty BIND_EXPR.
12670 2005-01-01 Richard Henderson <rth@redhat.com>
12672 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12673 that don't narrow the value. Fail for other conversions.
12675 2005-01-01 Richard Henderson <rth@redhat.com>
12677 PR c/19031
12678 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12679 * c-lang.c (finish_file): Don't do it here.
12680 * objc/objc-act.c (objc_finish_file): Likewise.
12682 * cgraph.c (decl_assembler_name_equal): New.
12683 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12684 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12685 * cgraph.h (struct cgraph_varpool_node): Add next.
12686 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12687 * varasm.c (assemble_alias): Mark the target as needed.
12689 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12691 PR middle-end/19221
12692 * function.c (get_arg_pointer_save_area): Use entry_of_function
12693 instead of get_insns.
12695 2005-01-01 Roger Sayle <roger@eyesopen.com>
12696 Andrew Pinski <pinskia@physics.uc.edu>
12697 James E. Wilson <wilson@specifixinc.com>
12699 PR rtl-optimization/12092
12700 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12701 is zero.
12703 2005-01-01 Roger Sayle <roger@eyesopen.com>
12704 Olivier Hainque <hainque@act-europe.fr>
12706 * tree.c (int_fits_type_p): A narrower type always fits in a
12707 wider one, except for negative values into unsigned types.
12709 2005-01-01 Roger Sayle <roger@eyesopen.com>
12711 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12712 with the original constant rather than require TREE_OVERFLOW.
12714 2005-01-01 Steven Bosscher <stevenb@suse.de>
12716 PR middle-end/17544
12717 * c-decl.c (finish_function): If compiling C99, annotate the
12718 compiler generated return with the current file name and line 0.
12719 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12720 the source line is greater than 0.
12721 (remove_bb): Likewise.