1 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3 PR tree-optimization/21096
4 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
6 2005-04-19 Alan Modra <amodra@bigpond.net.au>
9 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
10 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
12 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
14 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
15 refers to the function being dumped.
17 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
19 * varasm.c (assemble_start_function): Remove reset of in_section.
21 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
23 PR tree-optimization/21085
24 * fold-const (fold_binary): Don't change X % -C to X % C if C has
27 2005-04-19 Ben Elliston <bje@au.ibm.com>
29 * doc/invoke.texi (Optimize Options): Refer to the correct
30 optimisation flag -ftree-dominator-opts, not -ftree-dom.
32 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
34 * config/rs6000/rs6000.c (machopic_output_stub): Increase
35 alloca argument to be big enough.
37 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
40 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
43 2005-04-18 Tom Tromey <tromey@redhat.com>
45 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
48 2005-04-18 Richard Henderson <rth@redhat.com>
50 * config/alpha/alpha.c (alpha_split_atomic_op): New.
51 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
52 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
53 * config/alpha/alpha-protos.h: Update.
54 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
55 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
56 (attr type): Add ld_l, st_c, mb.
57 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
58 iornotsi3, xorsi_internal, xornotsi3): New.
59 * config/alpha/ev4.md (ev4_ld): Add ld_l.
60 (ev4_ist_c, ev4_mb): New.
61 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
63 * config/alpha/ev6.md (ev6_ild): Add ld_l.
66 * config/alpha/sync.md: New file.
68 2005-04-18 Richard Henderson <rth@redhat.com>
70 * builtins.c (expand_builtin_sync_operation): Fold nand to and
73 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
75 2005-04-18 Devang Patel <dpatel@apple.com>
77 * config/rs6000/atlivec.md (mulv4si3): New pattern.
79 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
81 PR tree-optimization/20922
82 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
83 Fold X + c >= X and fold X - c <= X to true.
85 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
87 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
89 (emergency_labeled_state_free): Likewise.
91 2005-04-18 Nick Clifton <nickc@redhat.com>
93 * config/h8300/h8300.md (jump): Remove prescan parameter from
94 calls to final_scan_insn.
96 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
97 parameter from calls to final_scan_insn.
99 * config.gcc (m68hc12): Use the m68hc11.opt file for target
101 (v850e, v850e1): Use the v850.opt file for target specific
104 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
106 PR tree-optimization/21001
107 * tree-optimize.c (init_tree_optimization_passes): Move the
108 first pass_forwprop immediately before pass_vrp.
110 2005-04-17 Ian Lance Taylor <ian@airs.com>
112 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
113 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
114 from enum tree_code op to bool is_sizeof.
115 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
116 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
117 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
119 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
121 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
124 2005-04-17 Ian Lance Taylor <ian@airs.com>
126 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
128 2005-04-17 Richard Henderson <rth@redhat.com>
130 * config/alpha/alpha.c (va_list_skip_additions): Only define if
132 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
133 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
134 of indirection through ssa names while looking for the gpr counter
136 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
137 saved va_list_gpr_size and va_list_fpr_size.
139 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
141 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
142 both pointers or both integers.
144 * tree-vrp.c (maybe_add_assert_expr): Don't assert
145 ASSERT_EXPRs for single-use variable.
147 * tree-into-ssa.c: Fix a comment typo.
149 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
151 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
152 -mipsN before forcing a default of -mips2.
154 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
156 * predict.h (IS_TAKEN): Remove.
157 * rtl.h (NOTE_PREDICTION): Likewise.
159 * modulo-sched.c (CFG_HOOKS): Remove.
161 * c-parser.c (N_C_TTYPES): Remove.
163 * tree-flow-inline.h (get_stmt_operands): Remove.
164 * lambda-code.c, tree-ssa-loop-unswitch.c,
165 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
166 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
167 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
168 calls to get_stmt_operands.
169 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
171 2005-04-17 Richard Henderson <rth@redhat.com>
174 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
175 of CUMULATIVE_ARGS past the last named argument.
176 (alpha_va_start): Expect pretend_args_size only if strictly less than
179 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
182 * builtins.c (expand_builtin_strcat): Convert the result of
183 strlen to the right type.
184 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
185 avoid creating type mismatches.
186 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
189 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
191 2005-04-16 Richard Henderson <rth@redhat.com>
194 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
195 Use the mode of boolean_type_node when the user doesn't provide one.
196 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
198 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
201 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
204 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
207 2005-04-16 Roger Sayle <roger@eyesopen.com>
208 Steven Bosscher <stevenb@suse.de>
210 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
211 (fold_unary_to_constant): Likewise.
213 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
215 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
218 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
220 * doc/install.texi (Specific): Avoid using asterisks in @anchor
221 names related to target triplets.
222 Remove i?86-*-esix from platform directory.
223 Remove powerpc-*-eabiaix from platform directory.
225 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
228 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
229 falling through from SUBREG case to REG.
231 2005-04-15 Roger Sayle <roger@eyesopen.com>
233 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
234 (fold_binary): Update comment mentioning fold_relational_hi_lo.
235 (fold_binary_to_constant): Simplify using fold_binary.
236 (fold_unary_to_constant): Likewise, simplify using fold_unary.
238 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
240 * gthr-posix.c (pthread_cancel): Define.
241 (pthread_mutexattr_init): Likewise.
242 (pthread_mutexattr_settype): Likewise.
243 (pthread_mutexattr_destroy): Likewise.
245 2005-04-15 David S. Miller <davem@davemloft.net>
248 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
250 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
252 PR tree-optimization/21031
253 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
254 (forward_propagate_into_cond_1): Call it. Forward propagate
255 integer-integer casts into COND_EXPRs.
257 2005-04-15 Dave Korn <dave.korn@artimi.com>
259 * gcc.c (default_compilers): Clarify obscure error message when
260 reading from standard input.
262 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
264 * basic-block.h (PROP_EQUAL_NOTES): Remove.
265 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
267 * tree-ssa-alias.c (init_alias_info): Remove a call to
270 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
272 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
273 of non-virtual PHI nodes like we use to.
275 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
277 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
278 (attr_copy_rtx): Do not use it.
280 2005-04-15 Andrew Macleod <amacleod@redhat.com>
282 * doc/tree-ssa.texi: Grammer/abbreviation updates.
284 2005-04-15 Diego Novillo <dnovillo@redhat.com>
286 * tree-vect-transform.c (vectorizable_store): Mark necessary
287 objects in the vectorized store needing renaming. Update the
288 SSA graph for V_MAY_DEF operands in the original store.
290 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
292 * tree-ssa-pre.c (compute_avail): It's okay to have
293 TREE_INVARIANT's here, and value number the resulting expressions.
294 (create_expression_by_pieces): Make sure operands that were
295 min_invariant when we started, stay that way.
297 2005-04-15 David Edelsohn <edelsohn@gnu.org>
299 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
301 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
303 PR tree-optimization/20936.
304 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
306 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
308 * doc/invoke.texi: Fix typos.
309 * doc/md.texi: Likewise.
310 * doc/rtl.texi: Likewise.
311 * doc/sourcebuild.texi: Likewise.
312 * doc/tm.texi: Likewise.
314 2005-04-15 Uros Bizjak <uros@kss-loka.si>
316 PR tree-optimization/21004
317 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
318 and floorl in c99 mode only.
319 * builtins.c (expand_builtin_int_roundingfn): Assert that
320 fallback_fndecl is not NULL_TREE.
322 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
324 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
325 * basic-block.h: Update the prototype for
326 purge_all_dead_edges.
327 * cfgexpand.c (tree_expand_cfg): Update a call to
328 purge_all_dead_edges.
329 * combine.c (combine_instructions): Likewise.
330 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
331 rest_of_handle_cse2, rest_of_handle_gcse,
332 rest_of_handle_postreload): likewise.
334 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
337 * gimplify.c (gimplify_addr_expr): Compensate for removal of
338 e.g. cv-qualification conversions.
340 2005-04-14 Mike Stump <mrs@apple.com>
342 * config/darwin-c.c (framework_construct_pathname): We must
343 find all headers of a framework in the first instance of it
344 found in the seach path.
346 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
348 PR tree-optimization/21021
349 * tree-vrp.c (compare_values): Work around a bug in the front
350 end that produces a comparison of mismatched types.
352 2004-04-14 Richard Henderson <rth@redhat.com>
354 * config/ia64/ia64.h (enum fetchop_code): Remove.
355 (enum ia64_builtins): Move ...
356 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
357 members except BSP and FLUSHRS.
358 (ia64_init_builtins): Remove __sync builtins.
359 (ia64_expand_builtin): Likewise.
360 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
361 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
362 (ia64_expand_lock_release): Remove.
363 * config/ia64/ia64.md (mf): Move to sync.md.
364 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
365 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
366 * config/ia64/sync.md: New file.
367 (memory_barrier): Rename from mf.
368 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
369 (cmpxchg_acq_<I48MODE>): Likewise.
370 (sync_lock_test_and_set<I48MODE>): Likewise.
372 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
373 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
375 2004-04-14 Richard Henderson <rth@redhat.com>
377 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
378 (ix86_compare_emitted): New.
379 (ix86_expand_compare): Use ix86_compare_emitted if set.
380 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
381 and ix86_compare_op0 are set.
382 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
383 (TARGET_CMPXCHG, TARGET_XADD): New.
384 (ix86_compare_emitted): Declare.
385 * config/i386/i386.md: Include sync.md
386 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
387 (UNSPECV_XCHG, UNSPECV_LOCK): New.
388 * config/i386/sync.md: New file.
390 2004-04-14 Richard Henderson <rth@redhat.com>
393 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
394 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
395 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
396 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
397 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
398 BT_FN_I8_VPTR_I8_I8): New.
399 * builtins.def (DEF_SYNC_BUILTIN): New.
400 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
401 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
402 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
403 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
404 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
405 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
406 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
407 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
408 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
409 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
410 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
411 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
412 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
413 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
414 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
415 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
416 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
417 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
418 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
419 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
420 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
421 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
422 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
423 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
424 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
425 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
426 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
427 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
428 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
429 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
430 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
431 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
432 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
433 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
434 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
435 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
436 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
437 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
438 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
439 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
440 BUILT_IN_SYNCHRONIZE: New.
441 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
442 as a function. Accept __sync_ as a prefix as well.
443 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
444 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
445 expand_builtin_lock_release): New.
446 (expand_builtin): Call them.
447 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
448 neither BOTH_P nor FALLBACK_P are defined.
449 (builtin_type_for_size): New.
450 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
451 (resolve_overloaded_builtin): New.
452 * c-common.h (resolve_overloaded_builtin): Declare.
453 (builtin_type_for_size): Declare.
454 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
455 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
456 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
457 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
458 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
459 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
460 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
461 sync_compare_and_swap_cc, sync_lock_test_and_set,
462 sync_lock_release): New.
463 * optabs.h: Declare them.
464 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
465 expand_sync_operation, expand_sync_fetch_operation,
466 expand_sync_lock_test_and_set): Declare.
467 * genopinit.c (optabs): Add sync optabs.
468 * optabs.c (init_optabs): Initialize sync optabs.
469 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
470 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
471 expand_sync_operation, expand_sync_fetch_operation,
472 expand_sync_lock_test_and_set): New.
473 * doc/extend.texi (Atomic Builtins): New section
474 * doc/md.texi (Standard Names): Add sync patterns.
476 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
478 * tree-eh.c (lower_try_finally_copy): Generate new code in
479 response to goto_queue entries as if the queue was sorted by
481 (lower_try_finally_switch): Likewise.
483 2005-04-14 Richard Henderson <rth@redhat.com>
485 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
486 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
488 (ix86_expand_fp_movcc): Update to match.
489 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
490 * config/i386/i386-protos.h: Update.
491 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
492 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
494 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
496 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
499 2005-04-14 Julian Brown <julian@codesourcery.com>
501 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
502 link failures on ppc64 Linux.
504 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
506 * config.gcc: Set cpu_type for s390.
508 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
510 Fix PR tree-optimization/20963
511 * tree-ssa-pre.c (compute_avail): Remove special case for
513 (create_expression_by_pieces): Add value numbers for forced out
516 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
518 * config/cris/cris.md: Replace references to (reg:SI 16) with
519 (reg:SI CRIS_SRP_REGNUM).
521 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
523 PR tree-optimization/20657
524 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
525 create an appropriate range from it.
527 2005-04-14 Uros Bizjak <uros@kss-loka.si>
529 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
530 <UNSPEC_FIST_CEIL> case.
532 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
533 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
534 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
535 to implement lfloor and llfloor built-ins as x87 intrinsic function.
536 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
537 (lfloor<mode>2): New expanders.
538 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
539 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
540 to implement lceil and llceil built-ins as x87 intrinsic function.
541 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
542 (lceil<mode>2): New expanders.
544 2005-04-14 Uros Bizjak <uros@kss-loka.si>
546 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
547 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
549 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
552 * config/s390/s390-modes.def: Define TFmode.
554 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
556 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
557 (JUMP_TABLES_IN_TEXT_SECTION): Define.
558 * config/mips/mips.c (mips16_insn_length): Remove reference to
559 JUMP_TABLES_IN_TEXT_SECTION.
561 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
563 * simplify-rtx.c (simplify_binary_operation_1): Return
564 scalar or vector of constant 0, depending on the xor's
567 2005-04-13 Dale Johannesen <dalej@apple.com>
569 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
571 * objc/objc-act.c (objc_gimplify_expr): New.
572 (objc_get_callee_fndecl): New.
573 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
574 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
575 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
577 2005-04-13 Devang Patel <dpatel@apple.com>
579 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
582 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
584 CRIS prologue as RTL.
585 * config/cris/cris-protos.h (cris_emit_movem_store)
586 (cris_expand_prologue): Prototype.
587 * config/cris/cris.c (struct machine_function): New member
589 (cfa_label_num, cris_target_asm_function_prologue): Remove.
590 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
591 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
592 (cris_load_multiple_op, cris_return_address_on_stack)
593 (cris_return_address_on_stack_for_return): ISO-Cify.
594 (cris_store_multiple_op): New predicate function.
595 (cris_expand_prologue, cris_emit_movem_store): New functions.
596 (cris_print_operand) <case 'O'>: Handle modifications other than
598 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
599 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
600 (cris_gen_movem_load): Rearrange slightly to make local variable
601 src a parameter, removing osrc.
602 (cris_setup_incoming_varargs): Set machine_function member
603 stdarg_regs to correspond to the number of registers that need to
605 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
607 (PREDICATE_CODES): Add cris_store_multiple_op. Make
608 cris_general_operand_or_gotless_symbol accept UNSPEC.
609 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
610 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
611 ("*cris_store_multiple"): New pattern. Tweak common comment above
612 this and "*cris_load_multiple".
613 ("prologue"): New define_expand.
615 * config/cris/cris.md ("epilogue"): Conditionalize on
616 TARGET_PROLOGUE_EPILOGUE.
618 2005-04-13 Steve Ellcey <sje@cup.hp.com>
621 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
622 fpsr 0 instead of fpsr 1.
623 (divsf3_internal_thr): Ditto.
624 (divdf3_internal_lat): Ditto.
625 (divdf3_internal_thr): Ditto.
626 (divxf3_internal_lat): Ditto.
627 (divxf3_internal_thr): Ditto.
629 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
631 PR tree-optimization/20913
632 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
634 PR tree-optimization/20702
635 * tree-vrp.c (maybe_add_assert_expr): Recurse into
636 dominator children that haven't been walked into.
638 2005-04-13 Julian Brown <julian@codesourcery.com>
640 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
641 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
644 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
646 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
647 config/i386/sse.md: Fix comment typos.
649 * genattrtab.c (NULL_ATTR): Remove.
650 * ifcvt.c (NULL_EDGE): Likewise.
652 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
654 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
655 NOTE_PREDICT): Remove.
657 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
659 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
660 * configure: Regenerate.
661 * config.in: Likewise.
662 * system.h: Declare vsnprintf if not already declared.
664 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
666 * optc-gen.awk: Handle stand-alone Mask records.
667 * opth-gen.awk: Likewise.
668 * doc/options.texi (Option file format): Document them.
669 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
670 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
671 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
672 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
673 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
674 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
675 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
676 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
677 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
678 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
679 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
680 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
681 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
682 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
683 TARGET_LONG_DOUBLE_128): Likewise.
684 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
685 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
686 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
687 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
688 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
689 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
690 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
691 * config/sparc/sparc.c (fpu_option_set): New global.
692 (sparc_handle_option): New function.
693 (sparc_override_options): Test fpu_option_set.
694 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
695 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
696 * config/sparc/sparc.opt: New file.
697 * config/sparc/little-endian.opt: Likewise.
698 * config/sparc/long-double-switch.opt: Likewise.
700 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
702 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
703 (bfin_handle_options): Set it if -mshared-library-id= is seen.
704 * config/bfin/bfin.opt (mshared-library-id=): Lose
705 Var(bfin_lib_id_given).
707 2005-04-13 Matt Thomas <matt@3am-software.com>
709 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
712 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
714 * rtl.h (CLEAR_RTX_FLAGS): Remove.
716 * cgraphunit.c (INSNS_PER_CALL): Remove.
718 * tree-ssa-forwprop.c (vars,
719 record_single_argument_cond_exprs,
720 substitute_single_use_vars): Remove.
721 (forward_propagate_into_cond_1, forward_propagate_into_cond):
723 (tree_ssa_forward_propagate_single_use_vars): Call
724 forward_propagate_into_cond for each COND_EXPR.
726 * tree-inline.c (INSNS_PER_STMT): Remove.
728 2005-04-12 Richard Henderson <rth@redhat.com>
730 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
731 (ix86_expand_sse_fp_minmax): ... from ...
732 (ix86_expand_fp_movcc): ... here.
733 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
734 * config/i386/i386-protos.h: Update.
735 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
736 (sse_setccsf, sse_setccdf): Allow before reload.
737 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
738 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
739 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
740 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
741 (anddf3, nanddf3, iordf3, xordf3): New.
743 2005-04-12 Jeff Law <law@redhat.com>
745 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
746 (tree-ssa-uncprop.o): Add dependencies.
747 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
748 * tree-flow.h (remove_useless_stmts): Remove prototype.
749 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
750 remove_useless_stmts.
751 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
752 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
753 * tree-pass.h (pass_uncprop): Declare.
754 * tree-ssa-uncprop.c: New file.
756 2005-04-12 James E. Wilson <wilson@specifixinc.com>
759 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
761 2005-04-12 Caroline Tice <ctice@apple.com>
763 Temporary fix for partitioning problems.
764 * passes.c (rest_of_handle_final): Remove code that
765 frees unlikely_text_section_name,
766 * varasm.c (assemble_start_function): Test for partitioning
767 flag before writing out section labels.
768 (assemble_end_function): Test for partitioning flag before
769 writing out section labels.
771 2005-04-12 Steven Bosscher <stevenb@suse.de>
772 Stuart Hastings <stuart@apple.com>
773 Jan Hubicka <jh@suse.cz>
775 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
776 references to gt-tree-cfg.h.
777 * basic-block.h (struct basic_block_def): Don't skip rbi
778 for garbage collection.
779 (struct reorder_block_def): Make GTY-able.
780 (struct control_flow_graph): New structure.
781 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
782 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
783 but instead defines to the control_flow_graph for cfun.
784 (label_to_block_map): New define, points to the label map of
785 the control_flow_graph for cfun.
786 (n_edges_for_function, n_basic_blocks_for_function,
787 last_basic_block_for_function, basic_block_info_for_function,
788 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
789 basic_block_info_for_function, label_to_block_map_for_function):
790 Counterparts for the above, taking a struct function as an extra
792 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
793 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
794 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
795 (alloc_rbi_pool, free_rbi_pool): Remove.
796 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
797 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
799 (cfg_layout_finalize) ... and don't free it here.
800 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
802 * flow.c (free_basic_block_vars): Set label_to_block_map and
804 * function.h (struct function): Add cfg field.
805 * function.c (allocate_struct_function): Allocate the cfg.
806 * tree-cfg.c (label_to_block_map): Remove.
807 (build_tree_cfg): Don't allocate the rbi pool here...
808 (delete_tree_cfg_annotations): ...and don't free it here.
809 Also don't nullify label_to_block_map for cfun.
811 2005-04-12 Caroline Tice <ctice@apple.com>
813 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
814 Revert my patch from April 9.
815 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
816 (reorder_basic_blocks): Revert my patch from April 9.
817 (insert_section_boundary_note): Revert my patch from April 9.
818 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
819 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
820 (COLD_END_LABEL): Revert my patch from April 9.
821 (cold_text_section_label): Revert my patch from April 9.
822 (cold_end_label): Revert my patch from April 9.
823 (dwarf2out_switch_text_section): Revert my patch from April 9.
824 (output_aranges): Revert my patch from April 9.
825 (output_ranges): Revert my patch from April 9.
826 (output_line_info): Revert my patch from April 9.
827 (add_location_or_const_value_attribute): Revert my patch from April 9.
828 (dwarf2out_var_location): Revert my patch from April 9.
829 (dwarf2out_init): Revert my patch from April 9.
830 (dwarf2out_finish): Revert my patch from April 9.
831 * function.h (struct function): Revert my patch from April 9.
832 * opts.c (decode_options): Revert my patch from April 9.
833 * output.h (unlikely_section_label, hot_section_label,
834 hot_section_end_label, cold_section_end_label,
835 unlikely_text_section_name): Revert my patch from April 9.
836 * passes.c (rest_of_handle_final): Revert my patch from April 9.
837 * varasm.c (unlikely_section_label, hot_section_label,
838 hot_section_end_label, cold_section_end_label,
839 unlikely_text_section_name): Revert my patch from April 9.
840 (initialize_cold_section_name): Revert my patch from April 9.
841 (unlikely_text_section): Revert my patch from April 9.
842 (in_unlikely_text_section): Revert my patch from April 9.
843 (named_section): Revert my patch from April 9.
844 (function_section): Revert my patch from April 9.
845 (current_function_section): Revert my patch from April 9.
846 (assemble_start_function): Revert my patch from April 9.
847 (assemble_end_function): Revert my patch from April 9.
848 (default_section_type_flags_1): Revert my patch from April 9.
850 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
852 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
853 * config/sparc/sparc.md (untyped_call): Save the registers manually.
855 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
857 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
860 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
861 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
863 2004-04-12 Richard Henderson <rth@redhat.com>
865 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
866 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
867 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
868 (UNSPEC_*, UNSPECV_*): Renumber.
870 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
873 From Richard Henderson <rth@redhat.com>:
874 * tree-mudflap.c (mf_build_check_statement_for): Correct block
877 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
879 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
881 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
883 * config/bfin/bfin.c (bfin_library_id_string): Remove.
884 (bfin_library_id): New variable.
885 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
886 instead of bfin_library_id_string.
887 (bfin_handle_option): New function.
888 (override_options): Remove most code to deal with shared library IDs,
889 just check they aren't used without -mid-shared-library.
890 (TARGET_HANDLE_OPTION): Define.
891 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
892 * config/bfin/bfin.opt (mshared-library-id=): New.
894 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
896 * tree-vect-transform.c: Fix comment typos.
898 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
900 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
901 split critical edges when not possible/profitable.
903 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
905 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
906 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
907 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
908 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
909 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
910 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
911 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
912 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
914 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
915 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
916 * config/ns32k/ns32k.opt: New file.
918 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
920 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
921 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
922 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
923 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
924 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
925 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
926 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
927 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
928 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
929 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
930 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
931 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
932 (MASK_COLDFIRE): Formatting fixes.
933 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
934 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
935 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
936 "_current_shared_library_a5_offset_".
937 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
938 (MASK_ALL_CPU_BITS): New macro.
939 (m68k_handle_option): New function.
940 (override_options): Remove handling of m68k_library_id_string.
941 * config/m68k/m68k.opt: New file.
942 * config/m68k/ieee.opt: New file.
944 2005-04-11 Mark Mitchell <mark@codesourcery.com>
946 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
947 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
948 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
949 (TARGET_CXX): Adjust accordingly.
950 * target.h (struct gcc_target): Remove epxort_class_data. Add
951 determine_class_data_visibility and class_data_always_comdat.
952 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
953 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
954 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
955 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
956 (arm_cxx_determine_class_data_visibility): New.
957 (arm_cxx_class_data_always_comdat): Likewise.
958 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
959 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
960 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
961 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
962 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
965 2005-04-11 Devang Patel <dpatel@apple.com>
967 * tree-data-ref.c (build_classic_dist_vector,
968 compute_subscript_distance): Make externally visible.
969 * tree-data-ref.h (build_classic_dist_vector,
970 compute_subscript_distance): Same.
971 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
972 Check distance vector against vectorization factor.
973 (vect_analyze_loop): Determine vectorizaion factor before
974 analyzing data dependences.
975 * tree-vectorizer.c (loops_num): Make it externally visible and
977 * tree-vectorizer.c (vect_loops_num): ... new name.
978 * tree-vectorizer.h (vect_loops_num): New.
980 2005-04-11 Devang Patel <dpatel@apple.com>
982 * tree-vect-analyze.c (vect_analyze_operations): Check
983 vectorizable codition.
984 * tree-vect-transform.c (vect_is_simple_cond): New function.
985 (vectorizable_condition): New function.
986 (vect_transform_stmt): Handle condition_vec_info_type.
987 * tree-vectorizer.h (enum stmt_vec_info_type): Add
988 condition_vec_info_type.
989 (vectorizable_condition): New.
991 2005-04-11 Geoffrey Keating <geoffk@apple.com>
993 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
994 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
995 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
997 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
998 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
1000 * dwarf2out.c (output_line_info): Don't try to dereference
1001 a NULL current_function_decl.
1003 * config/t-slibgcc-darwin: Don't put shared libraries in
1004 directories other than $(slibdir).
1005 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
1008 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1010 PR tree-optimization/20933
1011 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
1012 logic to reject aliases between read-only and writable
1014 (may_alias_p): ... here.
1015 (get_tmt_for): Do not associate read-only tags to pointers
1016 whose pointed-to type is not read-only.
1017 * tree-ssa.c (verify_ssa): Check that memory stores have at
1018 least one V_MAY_DEF or V_MUST_DEF.
1020 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1023 * configure.ac (gcc_UNLOCKED_FUNCS): New.
1024 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
1025 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
1026 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
1028 (fwrite_unlocked): Fix prototype.
1030 * configure, config.in: Regenerate.
1032 2005-04-11 David Edelsohn <edelsohn@gnu.org>
1034 * tree-ssa-loop-im.c: Include real.h.
1035 (determine_invariantness_stmt): If real division divisor is
1036 invariant and flag_unsafe_math_optimizations enabled, generate
1037 invariant reciprocal for hoisting.
1038 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
1040 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1042 Fix PR tree-optimization/20926
1044 * tree-ssa-alias.c (add_type_alias): Handle subvars.
1046 2005-04-11 Devang Patel <dpatel@apple.com>
1048 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
1051 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1053 * fold-const.c (fold_binary_op_with_conditional_arg):
1054 use fold_buildN instead of "fold (buildN" in some
1056 (fold_unary): Likewise.
1057 (fold_binary): Likewise.
1059 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1061 Fix PR tree-optimization/20612
1062 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
1064 (perfect_nestify): preheaderbb is *not* part of loop of the
1067 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1069 * tree-ssa-alias.c (may_alias_p): If the variable
1070 is a global variable and the pointer is parameter
1071 and -fargument-noalias-global is used, then
1072 the pointer cannot alias the variable.
1074 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
1076 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
1077 * config/sparc/sparc.h: Likewise.
1078 * config/sparc/sparc.md: Likewise.
1080 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
1082 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
1084 * tree-vrp.c: Fix a comment typo.
1086 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1088 PR tree-optimization/20920
1089 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
1090 SSA_NAME flows through an abnormal edge.
1091 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
1092 through abnormal edges.
1093 (maybe_add_assert_expr): Likewise.
1095 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
1097 * config/s390/s390.h (s390_tune_string, s390_arch_string)
1098 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
1099 (s390_stack_size_string, s390_stack_guard_string, target_flags)
1100 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
1101 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
1102 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
1103 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
1104 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
1105 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
1106 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1107 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1108 (TARGET_HANDLE_OPTION): Likewise.
1109 (s390_tune): Initialize to PROCESSOR_max.
1110 (s390_arch_string): Make static.
1111 (s390_tune_string, s390_warn_framesize_string): Delete.
1112 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1113 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1114 (s390_handle_arch_option, s390_handle_option): New functions.
1115 (override_options): Remove parsing of option strings.
1116 * config/s390/s390.opt: New file.
1118 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1120 * tree-complex.c (expand_vector_operations): Call
1121 update_stmt_if_modified.
1123 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1125 * tree-vect-analyze (vect_determine_vectorization_factor):
1126 Do not use GET_MODE_NUNITS.
1127 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1128 (vectorizable_load, vect_transform_loop): Likewise.
1130 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1132 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1133 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1134 * optabs.h (enum optab_index): Add new OTI_lceil.
1135 (lceil_optab): Define corresponding macro.
1136 * optabs.c (init_optabs): Initialize lceil_optab.
1137 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1138 and lceildi2 patterns.
1139 * builtins.c (expand_builtin_int_roundingfn): Handle
1140 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1141 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1142 BUILT_IN_LLCEIL{,F,L}.
1143 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1144 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1145 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1146 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1147 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1148 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1149 into lceil built-in function and (long long int)ceil{,f,l} into
1150 llceil built-in function.
1151 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1154 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1156 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1159 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1161 * config/arm/arm.c: Fix a comment typo.
1162 * doc/tree-ssa.texi: Fix a typo.
1164 2005-04-10 Steven Bosscher <stevenb@suse.de>
1166 * cselib.c (clear_table): Rename to cselib_clear_table.
1167 * cselib.h (cselib_clear_table): Add prototype.
1168 * gcse.c (gcse_main): Make 'f' argument unused.
1169 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1170 of each basic block instead.
1171 (compute_sets, compute_hash_table_work): Likewise.
1172 (constprop_register): Change int 'alter_jumps' argument to bool.
1173 (do_local_cprop): Likewise.
1174 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1175 the insn chain. Explicitly clear the cselib tables after finishing
1176 one basic block. Make sure there are no unterminated libcall blocks.
1177 Update compute_sets call.
1178 (cprop): Walk basic blocks instead of the insn chain.
1179 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1181 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1182 one_cprop_pass calls.
1184 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1186 * combine.c (combine_simplify_rtx): Remove a transformation that
1187 relies on an invalid assumption about rtl sign-extension semantics.
1189 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1191 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1192 to build_int_cst_wide.
1194 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1197 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1198 set the original address pseudo to the correct value before the
1199 original insn, if possible, and leave the insn alone, otherwise
1200 create a new pseudo, set it and replace it in the insn.
1201 * recog.c (validate_change_maybe_volatile): New.
1202 * recog.h (validate_change_maybe_volatile): Declare.
1204 2005-04-09 Caroline Tice <ctice@apple.com>
1206 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1207 Remove targetm.have_named_sections test.
1208 (fix_edges_for_rarely_executed_code): Likewise.
1209 (insert_section_boundary_note): Likewise.
1210 (reorder_basic_blocks): Check partitioning flag before calling
1211 verify_hot_cold_block_grouping.
1212 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1213 the function struct rather than global variables.
1214 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1215 (COLD_END_LABEL): Likewise
1216 (cold_text_section_label): New static global variable.
1217 (cold_end_label): Likewise.
1218 (dwarf2out_switch_text_section): Get hot/cold section labels from
1219 the function struct rather than global variables.
1220 (output_aranges): Use cold_text_section_label and cold_end_label;
1221 check partitioning flag before putting out delta.
1222 (output_ranges): Remove incorrect code attempting to use
1224 (output_line_info): Get cold section label from function struct.
1225 (add_location_or_const_value_attribute): Likewise.
1226 (get_subprogram_die): Get hot/cold section labels from function struct.
1227 (dwarf2out_var_location): Likewise.
1228 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1229 write out cold_text_section_label if partition flag is set.
1230 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1231 * function.h (struct function): Add new fields to point to hot/cold
1232 section labels: hot_section_label, cold_section_label,
1233 hot_section_end_label and cold_section_end_label; also add new field
1234 for cold text section name, unlikely_text_section_name.
1235 * opts.c (decode_options): Turn off partitioning flag if
1236 !targetm.have_named_sections.
1237 * output.h (hot_section_label): Remove.
1238 (hot_section_end_label): Remove.
1239 (cold_section_end_label): Remove.
1240 (unlikely_section_label): Remove.
1241 (unlikely_text_section_name): Remove.
1242 * passes.c (rest_of_handle_final): Remove code that frees
1243 unlikely_text_section_name.
1244 * varasm.c (unlikely_section_label): Remove.
1245 (hot_section_label): Remove.
1246 (hot_section_end_label): Remove.
1247 (cold_section_end_label): Remove.
1248 (unlikely_text_section_name): Remove.
1249 (initialize_cold_section_name): Modify to call
1250 targetm.strip_name_encoding; to store cold section name in current
1251 function struct, if it exists; and to only use the decl_section_name
1252 if flag_named_sections is true.
1253 (unlikely_text_section): Modify to get section name out of current
1254 function struct, if there is one; otherwise build it from
1255 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1256 (in_unlikely_text_section): Likewise.
1257 (named_section): Modify to get/put cold section name in current function
1258 struct, if there is one.
1259 (function_section): Change 'bool unlikely' to 'int reloc'; check
1260 targetm.have_named_sections before calling named_section.
1261 (current_function_section): Likewise.
1262 (assemble_start_function): Modify to get/put unlikely_text_section_name
1263 in current function struct; modify to get hot/cold section labels
1264 from function struct; initialize labels using
1265 ASM_GENERATE_INTERNAL_LABEL;
1266 test partitioning flag before writing out hot section label.
1267 (assemble_end_function): Test partitioning flag before writing out
1268 hot/cold section labels.
1269 (default_section_type_flags_1): Modify to use array instead of
1270 char* for unlikely_text_section_name; set flags correctly for
1271 cold text section if there is not a current function decl.
1273 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1275 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1276 and TI_VA_LIST_FPR_COUNTER_FIELD.
1277 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1278 * tree-pass.h (pass_stdarg): Add.
1279 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1280 * tree-stdarg.c: New file.
1281 * tree-stdarg.h: New file.
1282 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1283 (tree-stdarg.o): Add dependencies.
1284 * function.h (struct function): Add va_list_gpr_size and
1285 va_list_fpr_size fields.
1286 * function.c (allocate_struct_function): Initialize them.
1287 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1288 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1289 (TARGET_INITIALIZER): Add it.
1291 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1292 va_list_{g,f}pr_counter_field.
1293 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1294 area will not be used. Only save registers that tree-stdarg.c
1295 detected they need saving.
1296 (ix86_va_start): Don't set up fields that won't be used.
1298 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1299 va_list_{g,f}pr_counter_field.
1300 (setup_incoming_varargs): Don't do anything if reg_save
1301 area will not be used. Only save registers that tree-stdarg.c
1302 detected they need saving.
1303 (rs6000_va_start): Don't set up fields that won't be used.
1305 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1306 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1307 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1308 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1310 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1313 * config/i386/i386.c (construct_container): Pass empty aligned
1314 struct, union or class in memory.
1316 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1318 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1319 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1320 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1321 config/rs6000/predicates.md: Fix comment typos.
1323 * sched-int.h (haifa_insn_data): Remove blockage and units.
1324 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1325 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1326 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1328 2005-04-09 Jan Hubicka <jh@suse.cz>
1329 Steven Bosscher <stevenb@suse.de>
1331 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1332 * cfgloop.c (get_loop_exit_edges): Likewise.
1333 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1335 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1336 * tree-cfg.c (dump_cfg_status): Likewise.
1338 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1340 * config/rs6000/predicates.md (altivec_register_operand): Remove
1341 redundant match_code test.
1342 (gpc_reg_operand): Same.
1343 (cc_reg_operand): Same.
1344 (cc_reg_not_cr0_operand): Same.
1346 2005-04-09 Jan Hubicka <jh@suse.cz>
1348 Forgotten hunk from my last merge patch:
1349 * final.c (output_addr_const): Do not call mark_referenced.
1351 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1353 * doc/tree-ssa.texi: Add immediate use documentation.
1355 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1357 * arm.c (FL_WBUF): Define.
1358 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1359 (arm_is_6_or_7): Delete.
1360 (arm_tune_wbuf): New.
1361 (arm_override_options): Set arm_tune_wbuf.
1362 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1363 (arm_is_6_or_7): Delete declaration.
1364 (arm_tune_wbuf): New declartion.
1365 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1366 (model_wbuf): Derive from arm_tune_wbuf.
1367 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1368 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1369 (arm740t): Mark CPUs as having a write buffer.
1371 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1373 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1374 of 'const_double_operand' in operand 2 constraints. Update enable
1377 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1379 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1380 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1381 * optabs.h (enum optab_index): Add new OTI_lfloor.
1382 (lfloor_optab): Define corresponding macro.
1383 * optabs.c (init_optabs): Initialize lfloor_optab.
1384 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1385 and lfloordi2 patterns.
1386 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1387 (expand_builtin_int_roundingfn): New function.
1388 (fold_builtin_int_roundingfn): New prototype.
1389 (fold_builtin_int_roundingfn): New function, renamed from
1390 fold_builtin_lround.
1391 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1392 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1393 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1394 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1395 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1396 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1397 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1398 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1399 into lfloor built-in function and (long long int)floor{,f,l} into
1400 llfloor built-in function.
1401 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1404 2005-04-08 Ian Lance Taylor <ian@airs.com>
1406 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1407 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1408 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1409 (DO_COND, DO_BODY): Likewise.
1410 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1411 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1412 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1413 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1414 (build_continue_stmt, build_break_stmt): Don't declare.
1415 (c_do_switch_warnings): Update declaration.
1416 * c-gimplify.c (enum bc_t): Remove.
1417 (struct c_gimplify_ctx, ctxp): Remove.
1418 (push_context, pop_context): Remove static functions.
1419 (c_genericize): Don't call push_context or pop_context.
1420 (begin_bc_block, finish_bc_block): Remove static functions.
1421 (build_bc_goto): Likewise.
1422 (gimplify_c_loop): Likewise.
1423 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1424 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1425 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1426 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1427 * c-common.c (c_do_switch_warnings): Rename from
1428 c_do_switch_warnings_1.
1429 (c_do_switch_warnings) [old version]: Remove.
1430 (c_do_switch_expr_warnings): Remove.
1431 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1432 function instead of c_do_switch_expr_warnings.
1433 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1434 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1435 * c-pretty-print.c (pp_c_statement): Likewise.
1436 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1438 2005-04-08 Devang Patel <dpatel@apple.com>
1440 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1441 While selecting replacement condition pay attention to loop header.
1443 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1445 Merge from tree-cleanup-branch: VRP, store CCP, store
1446 copy-prop, incremental SSA updating of FUD chains and
1447 newly exposed symbols.
1449 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1450 (OBJS-common): Add tree-vrp.o.
1451 (tree-vrp.o): New rule.
1452 * basic-block.h (nearest_common_dominator_for_set): Declare.
1453 * common.opt (ftree-store-ccp): New flag.
1454 (ftree-copy-prop): New flag.
1455 (ftree-vrp): New flag.
1456 (ftree-store-copy-prop): New flag.
1457 * dominance.c (nearest_common_dominator_for_set): New.
1458 * domwalk.c (walk_dominator_tree): Only traverse
1459 statements in blocks marked in walk_data->interesting_blocks.
1460 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1461 * fold-const.c (fold): Handle ASSERT_EXPR.
1462 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1463 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1464 flag_tree_vrp at -O2.
1465 * timevar.def (TV_TREE_VRP): Define.
1466 (TV_TREE_COPY_PROP): Define.
1467 (TV_TREE_STORE_COPY_PROP): Define.
1468 (TV_TREE_SSA_INCREMENTAL): Define.
1469 (TV_TREE_STORE_CCP): Define.
1470 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1471 to kill_redundant_phi_nodes from comment.
1472 (verify_expr): Handle ASSERT_EXPR.
1473 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1474 argument. Update all users.
1475 (mark_call_clobbered_vars_to_rename): Remove. Update all
1477 * tree-flow-inline.h (unmodifiable_var_p): New.
1478 * tree-flow.h (enum value_range_type): Declare.
1479 (struct value_range_def): Declare.
1480 (value_range): Declare.
1481 (remove_all_phi_nodes_for): Remove. Update all users.
1482 (find_phi_node_for): Declare.
1483 (add_type_alias): Declare.
1484 (count_uses_and_derefs): Declare.
1485 (kill_redundant_phi_nodes): Remove.
1486 (rewrite_into_ssa): Remove.
1487 (rewrite_def_def_chains): Remove.
1488 (update_ssa, register_new_name_mapping, create_new_def_for,
1489 need_ssa_update_p, name_registered_for_update_p,
1490 release_ssa_name_after_update_ssa, dump_repl_tbl,
1491 debug_repl_tbl, dump_names_replaced_by,
1492 debug_names_replaced_by, mark_sym_for_renaming,
1493 mark_set_for_renaming, get_current_def, set_current_def,
1494 get_value_range, dump_value_range, debug_value_range,
1495 dump_all_value_ranges, debug_all_value_ranges,
1496 expr_computes_nonzero, loop_depth_of_name,
1497 unmodifiable_var_p): Declare.
1498 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1500 * tree-into-ssa.c (block_defs_stack): Update comment.
1501 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1502 syms_to_rename, names_to_release, repl_tbl,
1503 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1504 need_to_replace_names_p): New locals.
1505 (NAME_SETS_GROWTH_FACTOR): Define.
1506 (struct repl_map_d): Declare.
1507 (struct mark_def_sites_global_data): Add field
1509 (enum rewrite_mode): Declare.
1510 (REGISTER_DEFS_IN_THIS_STMT): Define.
1511 (compute_global_livein): Use last_basic_block instead of
1513 (set_def_block): Remove last argument. Update all callers.
1514 (prepare_use_operand_for_rename): Remove. Update all callers.
1515 (prepare_def_operand_for_rename): Remove. Update all callers.
1516 (symbol_marked_for_renaming): New.
1519 (repl_map_hash): New.
1521 (repl_map_free): New.
1522 (names_replaced_by): New.
1523 (add_to_repl_tbl): New.
1524 (add_new_name_mapping): New.
1525 (mark_def_sites): Assume that all the operands in the
1526 statement are in normal form.
1527 (find_idf): Assert that the block in the stack is valid.
1528 (get_default_def_for): New.
1529 (insert_phi_nodes_for): Add new argument 'update_p'.
1531 If update_p is true, add a new mapping between the LHS of
1532 each new PHI and the name that it replaces.
1533 (insert_phi_nodes_1): Only call find_idf if needed.
1534 (get_reaching_def): Call get_default_def_for.
1535 (rewrite_operand): Remove.
1536 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1537 and REWRITE_THIS_STMT are false.
1538 Assume that all the operands in the statement are in
1540 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1541 (rewrite_virtual_phi_arguments): Remove.
1542 (invalidate_name_tags): Remove.
1543 (register_new_update_single, register_new_update_set,
1544 rewrite_update_init_block, replace_use,
1545 rewrite_update_fini_block, rewrite_update_stmt,
1546 rewrite_update_phi_arguments): New.
1547 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1548 Add arguments 'entry', 'what' and 'blocks'.
1549 Initialize the dominator walker according to 'what' and
1551 Start the dominator walk at 'entry'.
1552 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1553 Use it to configure the dominator walker.
1554 (rewrite_into_ssa): Remove argument 'all'.
1556 (rewrite_all_into_ssa): Remove.
1557 (rewrite_def_def_chains): Remove.
1558 (mark_def_interesting, mark_use_interesting,
1559 prepare_phi_args_for_update, prepare_block_for_update,
1560 prepare_def_site_for, prepare_def_sites,
1561 dump_names_replaced_by, debug_names_replaced_by,
1562 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1563 delete_update_ssa, create_new_def_for,
1564 register_new_name_mapping, mark_sym_for_renaming,
1565 mark_set_for_renaming, need_ssa_update_p,
1566 name_registered_for_update_p, ssa_names_to_replace,
1567 release_ssa_name_after_update_ssa,
1568 insert_updated_phi_nodes_for, update_ssa): New.
1569 * tree-loop-linear.c (linear_transform_loops): Call
1570 update_ssa instead of rewrite_into_ssa.
1571 * tree-optimize.c (vars_to_rename): Remove.
1573 (init_tree_optimization_passes): Replace
1574 pass_redundant_phi with pass_copy_prop.
1576 Replace pass_ccp with pass_store_ccp.
1577 Add pass_store_copy_prop after pass_store_ccp.
1578 (execute_todo): If the TODO_ flags don't include updating
1579 the SSA form, assert that it does not need to be updated.
1580 Call update_ssa instead of rewrite_into_ssa and
1581 rewrite_def_def_chains.
1582 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1583 (tree_rest_of_compilation):
1584 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1585 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1586 TODO_cleanup_cfg): Renumber.
1587 (TODO_verify_loops, TODO_update_ssa,
1588 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1589 TODO_update_ssa_only_virtuals): Define.
1590 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1592 * tree-phinodes.c (make_phi_node): Update documentation.
1593 (remove_all_phi_nodes_for): Remove.
1594 (find_phi_node_for): New.
1595 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1596 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1597 (interpret_rhs_modify_expr): Likewise.
1598 * tree-sra.c (decide_instantiations): Mark all symbols in
1599 SRA_CANDIDATES for renaming.
1600 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1601 (mark_all_v_defs): New function. Update all users to call it
1602 with the whole list of scalarized statements, not just the
1604 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1605 (compute_flow_insensitive_aliasing): If the tag is
1606 unmodifiable and the variable isn't or vice-versa, don't
1607 make them alias of each other.
1608 (setup_pointers_and_addressables): If the type tag for
1609 VAR is about to change, mark the old one for renaming.
1610 (add_type_alias): New.
1611 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1612 (ccp_lattice_t): Rename from latticevalue.
1613 (value): Remove. Update all users.
1614 (const_val): New local variable.
1615 (do_store_ccp): New local variable.
1616 (dump_lattice_value): Handle UNINITIALIZED.
1617 (debug_lattice_value): New.
1618 (get_default_value): Re-write.
1619 (set_lattice_value): Re-write.
1620 (def_to_varying): Remove. Update all users.
1621 (likely_value): Return VARYING for statements that make
1622 stores when STORE_CCP is false.
1623 Return VARYING for any statement other than MODIFY_EXPR,
1624 COND_EXPR and SWITCH_EXPR.
1625 (ccp_initialize): Re-write.
1626 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1627 Move to tree-ssa-propagate.c.
1628 (ccp_lattice_meet): Handle memory stores when
1629 DO_STORE_CCP is true.
1630 (ccp_visit_phi_node): Likewise.
1631 (ccp_fold): Likewise.
1632 (evaluate_stmt): Likewise.
1633 (visit_assignment): Likewise.
1634 (ccp_visit_stmt): Likewise.
1635 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1639 (do_ssa_store_ccp): New.
1640 (gate_store_ccp): New.
1641 (pass_store_ccp): Declare.
1642 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1643 (may_propagate_copy): Reformat.
1644 Don't abort if ORIG is a virtual and DEST isn't.
1645 If NEW does not have alias information but DEST does,
1647 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1648 copy_prop_kind, which_copy_prop): Declare.
1649 (stmt_may_generate_copy, get_copy_of_val,
1650 get_last_copy_of, set_copy_of_val, dump_copy_of,
1651 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1652 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1653 init_copy_prop, fini_copy_prop, execute_copy_prop,
1654 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1655 store_copy_prop): New.
1656 (pass_copy_prop, pass_store_copy_prop): Declare.
1657 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1658 'num_const_prop' and 'num_copy_prop'.
1659 (cprop_operand): Update them.
1660 (dump_dominator_optimization_stats): Dump them.
1661 (tree_ssa_dominator_optimize): Call update_ssa instead of
1663 (loop_depth_of_name): Declare extern.
1664 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1665 values for LOW or HIGH.
1666 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1667 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1668 (cprop_operand): Only propagate if VAL != OP.
1669 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1670 statement for renaming.
1671 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1672 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1673 add_type_alias if necessary.
1674 Call mark_new_vars_to_rename.
1675 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1676 mark every statement updated, call update_ssa and
1677 rewrite_into_loop_closed_ssa.
1678 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1679 from LIVEIN if VAR is a virtual.
1680 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1681 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1682 (get_call_expr_operands): Reformat statement.
1683 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1685 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1686 SSA_NAME_VALUE for every name.
1687 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1688 get_value_loaded_by): New.
1689 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1690 substitute_and_fold): Move from tree-ssa-ccp.c.
1691 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1692 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1693 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1695 * tree-ssa.c (verify_use): Fix error message.
1696 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1697 check_phi_redundancy, kill_redundant_phi_nodes,
1698 pass_redundant_phi): Remove. Update all users.
1699 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1700 add_type_alias, if necessary.
1701 * tree-vectorizer.h (struct _stmt_vect_info): Update
1702 documentation for field 'memtag'.
1703 * tree-vrp.c: New file.
1704 * tree.def (ASSERT_EXPR): Define.
1705 * tree.h (ASSERT_EXPR_VAR): Define.
1706 (ASSERT_EXPR_COND): Define.
1707 (SSA_NAME_VALUE_RANGE): Define.
1708 (struct tree_ssa_name): Add field 'value_range'.
1709 (PHI_REWRITTEN): Remove.
1710 (struct tree_phi_node): Remove field 'rewritten'.
1711 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1712 -ftree-store-copy-prop): Document.
1713 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1714 Document usage of update_ssa.
1716 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1719 * config/rs6000/predicates.md (altivec_register_operand): Accept
1721 (and64_operand): Do not limit CONST_INT to mask64_operand.
1722 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1723 (and_operand): Do not limit CONST_INT to mask_operand.
1725 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1727 PR rtl-optimization/20466
1728 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1729 for overlap of the address of each list member.
1730 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1732 2005-04-08 Mike Stump <mrs@apple.com>
1734 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1736 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1739 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1741 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1743 * function.c (push_function_context_to): Don't set
1745 * function.h (function): Remove contains_functions.
1746 (current_function_contains_functions): Remove.
1748 * function.h (function): Remove instrument_entry_exit.
1749 (current_function_instrument_entry_exit): Remove.
1751 * function.h (nonlocal_labels): Remove.
1753 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1755 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1756 (check_attr_value, write_attr_get, write_expr_attr_cache,
1757 find_attr, make_internal_attr): Don't reference negative_ok or
1759 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1760 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1761 (ATTR_STATIC): Adjust the value.
1763 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1765 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1767 * config/s390/tpf.h (ASM_SPEC): Define.
1769 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1771 * tree-flow.h: Remove the prototype for
1772 redirect_immediate_uses.
1773 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1775 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1777 * arm.c (arm_const_double_by_parts): New function.
1778 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1779 * arm.md (define_split for 64-bit constants): Add another one.
1781 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1783 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1785 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1787 * system.h: Revert last change.
1789 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1791 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1792 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1793 (TARGET_SWITCHES): Delete.
1794 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1795 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1796 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1797 * config/xtensa/xtensa.opt: New file.
1799 2005-04-08 Ben Elliston <bje@au.ibm.com>
1801 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1802 * config/fp-bit.h: Tidy comments.
1804 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1806 * system.h: Poison PARAMS.
1808 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1810 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1811 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1812 (TARGET_SWITCHES): Delete.
1813 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1814 * config/vax/vax.opt: New file.
1816 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1818 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1820 2005-04-07 Ian Lance Taylor <ian@airs.com>
1822 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1824 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1825 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1828 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1830 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1831 all immediate uses in PHI nodes.
1833 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1835 * arm.c (arm_const_double_inline_cost): Handle any constant by
1836 using gen_lowpart and gen_highpart_mode.
1837 (note_invalid_constants): All constants in an RTX with a constraint
1838 that permits memory are now pushed to the constant pool.
1839 (output_move_double): Delete code to handle reg to reg and
1840 constant to reg moves.
1841 (const_double_needs_minipool, output_mov_immediate): Delete.
1842 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1843 CONST_INT and CONST_VECTOR.
1844 * arm.md (ANY64): New mode macro.
1845 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1846 (movdf_soft_insn): Split reg-reg and const-reg moves.
1847 (split patterns for 64-bit constant and register moves): New.
1848 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1849 (cirrus_movdf_hard_insn): Likewise.
1850 * fpa.md (movdf_fpa): Likewise.
1851 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1852 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1854 (movv2si_internal_2): Likewise.
1855 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1856 (movdf_vfp): Likewise.
1857 * arm-protos.h (output_mov_immediate): Delete prototype.
1859 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1862 * simplify-rtx.c (simplify_unary_operation_1): Check
1863 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1865 2005-04-06 James E Wilson <wilson@specifixinc.com>
1868 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1871 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1873 * coverage.h (GCOV_TYPE_NODE): Delete.
1874 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1875 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1876 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1877 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1878 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1880 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1883 * Makefile.in (gcc.pot): Remove options.c dependency.
1884 * optc-gen.awk: Don't quote help strings with N_().
1886 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1888 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1889 the function returns a pointer type.
1891 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1893 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1894 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1895 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1896 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1897 explicit_uses members.
1898 (get_or_create_used_part_for): Initialize new fields.
1899 (fieldoff_compare): New function.
1900 (create_overlap_variables_for): Count number of fields, use
1901 heuristic to determine whether to create subvars for vars with
1903 Sort the field list by offset and avoid creating duplicate SFT's.
1905 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1907 * c.opt (-F): Remove trailing whitespace from help string.
1908 (-finput-charset): Use a tab to separate the switch name and help
1910 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1911 (-ftree-vectorizer-verbose): Likewise.
1913 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1915 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1916 a PHI argument where a use occurs instead of all PHI arguments.
1918 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1920 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1923 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1925 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1926 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1927 config/bfin/bfin.h: Fix comment typos.
1929 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1931 * doc/install.texi: Update the URL for Jacks.
1932 * doc/sourcebuild.texi: Likewise.
1934 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1937 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1938 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1940 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1942 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1944 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1946 * config/v850/v850-protos.h (override_options): Delete.
1947 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1948 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1949 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1950 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1951 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1952 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1953 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1954 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1955 (OVERRIDE_OPTIONS): Delete.
1956 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1957 (small_memory_info): Remove the value field.
1958 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1960 * config/v850/v850.c (small_memory): Remove the value field.
1961 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1962 (override_options): Delete.
1963 (v850_handle_memory_option, v850_handle_option): New functions.
1964 * config/v850/v850.opt: New file.
1966 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1968 * config.host: Add a section for generic hosts, and a subsection
1969 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1970 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1971 * config/host-darwin.h: New.
1972 * config/x-darwin: New.
1973 * config/i386/host-i386-darwin.c: New.
1974 * config/i386/x-darwin: New.
1975 * config/rs6000/host-darwin.c: Include host-darwin.h.
1976 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1977 (darwin_rs6000_gt_pch_use_address): Likewise.
1978 * config/rs6000/x-darwin: Change name of .o built, update
1979 dependencies for changes to rs6000/host-darwin.c.
1981 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1984 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1986 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1988 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1989 split_loop_exit_edge instead of loop_split_edge_with.
1991 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1993 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1994 UNSPEC_SET_VSCR): New constants, used throughout.
1996 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1998 (altivec_vspltis<VI_char>): ... this pattern, using
1999 a QImode const_int_operand for the immediate.
2000 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
2003 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2006 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
2008 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2010 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
2012 2005-04-06 Ben Elliston <bje@au.ibm.com>
2014 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
2015 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
2016 macros as living in "this file" and not gcc.h.
2018 2005-04-06 Ben Elliston <bje@au.ibm.com>
2020 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
2021 -ftree-live_range_split. Perhaps renamed at some point?
2023 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2026 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
2027 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
2029 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2031 * tree-flow.h (number_of_iterations_cond): Declaration removed.
2032 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
2033 (number_of_iterations_special): New function.
2034 (number_of_iterations_exit): Use number_of_iterations_special.
2035 Use simplify_using_outer_evolutions only at -O3.
2036 (number_of_iterations_cond, tree_simplify_using_condition,
2037 simplify_using_initial_conditions, loop_niter_by_eval,
2038 compare_trees, can_count_iv_in_wider_type_bound,
2039 simplify_using_outer_evolutions): Use fold_build.
2041 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
2043 * doc/install.texi (Configuration): Document --with-java-home.
2045 2005-04-05 Richard Henderson <rth@redhat.com>
2049 * config/i386/i386.c (print_operand): Handle vector zeros.
2050 (ix86_split_to_parts): Handle CONST_VECTOR.
2051 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
2052 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
2053 what modes to tie for MMX and SSE registers.
2054 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
2055 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
2056 to vector modes as well.
2057 * config/i386/predicates.md (const0_operand): Handle VOIDmode
2058 properly as an input mode.
2060 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2062 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
2064 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2066 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
2068 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2070 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
2071 and local functions, set sse_nregs to 8 and float_in_sse.
2072 (function_arg_advance, function_arg): If float_in_sse, pass
2073 SFmode and DFmode arguments in SSE registers.
2074 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
2076 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
2077 of -funit-at-a-time.
2079 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2081 * config/i386/i386-protos.h (ix86_function_value): Accept two
2082 arguments, like the target macro.
2083 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
2084 * config/i386/i386.c (ix86_function_value): Accept the second
2085 argument of the target macro.
2086 (ix86_function_ok_for_sibcall): Pass a function pointer to
2087 ix86_function_value.
2088 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
2089 call to ix86_value_regno).
2090 (ix86_value_regno): Add support for returning floating point values
2093 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2095 PR tree-optimization/20076
2096 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
2097 that call __builtin_return or __builtin_apply_args.
2099 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2101 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
2102 Use immediate use iterator.
2103 (stmt_is_bumper_for_loop): Use immediate use iterator.
2104 * predict.c (strip_builtin_expect): Use update_stmt.
2105 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
2106 on all elements of a STATEMENT_LIST.
2107 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
2108 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2109 (bsi_replace): Mark stmt as modified and the update it.
2110 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2111 (expand_complex_libcal): Call update_stmt.
2112 (expand_complex_comparison): Call mark_stmt_modified.
2113 (expand_complex_operations_1): Call update_stmt_if_modified.
2114 (expand_vector_operations_1): Call mark_stmt_modified.
2115 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2116 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2117 add_immediate_use, redirect_immediate_use,
2118 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2119 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2120 (mark_new_vars_to_rename): Call update_stmt.
2121 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2122 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2124 (unmodify_stmt): Delete.
2125 (update_stmt): New. Force an update of a stmt.
2126 (update_stmt_if_modified): update a stmt if it is out of date.
2127 (get_stmt_operands): Verify stmt is NOT modified.
2128 (stmt_modified_p): Update comment.
2129 (delink_imm_use): Remove a use node from its immuse list.
2130 (link_imm_use_to_list): Link a use node to a specific list.
2131 (link_imm_use): Link a node to the correct list.
2132 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2133 it in the correct list, if appropriate.
2134 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2135 (relink_imm_use): Link a use node in place of another node in a list.
2136 (relink_imm_use_stmt): LInk a node in place of another node, and set
2138 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2139 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2140 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2141 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2142 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2143 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2144 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2145 (has_zero_uses): New. Return true if there are no uses of a var.
2146 (has_single_use): New. Return true if there is only a single use of a
2148 (single_imm_use): New. Return the simgle immediate use.
2149 (num_imm_uses): New. Return the number of immediate uses.
2150 (get_v_must_def_ops): Use is now a pointer.
2151 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2152 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2154 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2155 (delink_stmt_imm_use): Delink all immuses from a stmt.
2156 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2157 * tree-flow.h (struct dataflow_d): Delete.
2158 (immediate_use_iterator_d): New. Immediate use iterator struct.
2159 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2160 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2161 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2163 (struct stmt_ann_d): Remove dataflow_t from struct.
2164 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2165 (if_convertible_phi_p): Use FAST immuse iterator.
2166 (if_convertible_loop_p): Don't call compute_immediate_uses.
2167 (replace_phi_with_cond_modify_expr): Call update_stmt.
2168 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2169 update_stmt_if_modified.
2170 (rewrite_all_into_ssa): Initialize ssa operands.
2171 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2172 compute_immediate_uses.
2173 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2174 ssa_property is available.
2175 (execute_one_pass): Change parameters passed to execute_todo.
2176 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2177 (remove_ssa_form): Call fini_ssa_operands.
2178 (insert_backedge_copies): Delete call to modify_stmt.
2179 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2180 (release_phi_node): Delink any use nodes before releasing.
2181 (resize_phi_node): Relink any use nodes.
2182 (remove_phi_arg_num): Delink the use node.
2183 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2184 (remove_all_phi_nodes_for): Release phi node first.
2185 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2186 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2187 (scalarize_use, scalarize_copy): Call update_stmt.
2188 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2189 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2190 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2191 (ccp_initialize): Remove call to compute_immediate_uses.
2192 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2193 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2195 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2196 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2197 (eliminate_redundant_computations): Call mark_stmt_modified.
2198 (cprop_operand): Call mark_stmt_modified.
2199 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2200 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2201 (dse_optimize_stmt): Use new immuse interface.
2202 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2203 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2204 (substitute_single_use_vars): Use new immuse interface.
2205 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2206 and compute_immediate_uses.
2207 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2209 (rewrite_mem_refs): Call update_stmt.
2210 (determine_lsm): Remove call to compute_imm_uses and free_df.
2211 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2212 (try_unroll_loop_completely): Call update_stmt.
2213 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2214 (rewrite_use_compare): Call update_stmt.
2215 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2216 (rewrite_use) : Call update_stmt.
2217 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2218 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2220 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2221 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2222 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2224 (initialize_vuse_operand): New. Initialize a vuse operand.
2225 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2226 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2227 (finalize_ssa_defs): Use stmt parameter.
2228 (correct_use_link): Ensure a use node is in the correct list, and has
2229 the correct stmt pointer.
2230 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2231 finalize_ssa_v_must_defs): Also initialize use nodes.
2232 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2233 (build_ssa_operands): Seperate parsing from final operand construction.
2234 (parse_ssa_operands): New. Parse entry point for operand building.
2235 (swap_tree_operands): New. Swap 2 tree operands.
2236 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2238 (get_expr_operands): Call swap_tree_operands when needed.
2239 (copy_virtual_operands): Use initialize routines for virtual use ops.
2240 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2241 (verify_abort): New. Issue imm_use error.
2242 (verify_imm_links): New Verify imm_use links for a var.
2243 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2244 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2245 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2246 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2247 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2248 (NULL_USE_OPERAND_P) Define.
2249 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2251 (struct vuse_operand_type): New struct.
2252 (SET_USE): Call set_ssa_use_from_ptr.
2254 (PHI_ARG_INDEX_FROM_USE): Define.
2255 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2256 argument via SET_USE, not PHI_ARG_DEF_TREE.
2257 * tree-ssa-pre.c (eliminate): Call update_stmt.
2258 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2260 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2261 (nearest_common_dominator_of_uses): Use imm_use iterator.
2262 (statement_sink_location): Use imm_use iterator and interface.
2263 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2264 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2265 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2266 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2267 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2268 if new parameter is true.
2269 (init_tree_ssa): Don't initialize operand cache here.
2270 (delete_tree_ssa): Don't destroy operand cache here.
2271 (propagate_into_addr): Pass in a use pointer, return true if anything
2273 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2274 (check_phi_redundancy): Use imm_use iterator.
2275 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2277 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2278 (release_ssa_name): Delink node and all elements in its imm_use list.
2279 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2280 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2281 * tree-vectorizer.c (need_imm_uses_for): Delete.
2282 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2283 * tree.h (struct ssa_imm_use_d): Define.
2284 (SSA_NAME_IMM_USE_NODE): Define.
2285 (struct tree_ssa_name): Add imm_use node.
2287 (PHI_ARG_IMM_USE_NODE): Define.
2288 (struct phi_arg_d): Add imm_use node.
2289 (struct tree_phi_node): Remove struct dataflow_d element.
2290 (TDF_STMTADDR): Define.
2292 2005-04-05 Dale Johannesen <dalej@apple.com>
2294 * doc/invoke.texi (Optimization Options): Remove
2295 duplicate -fcse-follow-jumps. Add -fweb.
2296 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2297 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2299 2005-04-05 Per Bothner <per@bothner.com>
2301 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2302 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2303 (warn_uninit): Get EXPR_LOCUS from context now instead.
2304 This fixes a USE_MAPPED_LOCATION testsuite failure.
2306 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2308 2005-04-05 Per Bothner <per@bothner.com>
2310 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2311 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2312 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2315 2004-04-05 Devang Patel <dpatel@apple.com>
2317 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2318 (lhsr<mode>3): ... new name.
2319 (altivec_vsra<VI_char>): Rename to ..
2320 (ashr<mode>3): ... new name.
2321 * config/rs6000/rs6000.c (builtin_description): Rename shift
2324 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2326 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2327 gen_lowpart_for_combine.
2328 * cse.c (gen_lowpart_if_possible): Move...
2329 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2331 (gen_lowpart_no_emit_general): Use it.
2333 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2335 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2338 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2340 * system.h: Fix typo.
2342 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2344 * config/bfin/bfin-modes.def: New file.
2345 * config/bfin/bfin-protos.h: New file.
2346 * config/bfin/bfin.c: New file.
2347 * config/bfin/bfin.h: New file.
2348 * config/bfin/bfin.md: New file.
2349 * config/bfin/bfin.opt: New file.
2350 * config/bfin/crti.s: New file.
2351 * config/bfin/crtn.s: New file.
2352 * config/bfin/elf.h: New file.
2353 * config/bfin/lib1funcs.asm: New file.
2354 * config/bfin/predicates.md: New file.
2355 * config/bfin/t-bfin: New file.
2356 * config/bfin/t-bfin-elf: New file.
2357 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2358 Document new attributes.
2359 (interrupt, interrupt_handler, saveall): Update documentation for
2361 * doc/install.texi (Specific): Add entry for the Blackfin.
2362 * doc/invoke.texi (Blackfin Options): New section.
2363 * doc/md.texi (Blackfin family): New section to document constraints.
2364 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2366 2005-04-05 Olivier Hainque <hainque@adacore.com>
2368 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2369 match what the system unwinder expects.
2370 * config/mips/mips.c (mips_frame_set): If we're saving the return
2371 address register and the dwarf return address column number differs
2372 from the hard register number, adjust the note reg to refer to the
2375 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2377 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2378 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2379 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2380 (processor_type): New enum.
2381 (mn10300_processor): New variable.
2382 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2383 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2384 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2385 (PROCESSOR_DEFAULT): New macro.
2386 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2387 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2388 (mn10300_handle_option, mn10300_override_options): New functions.
2389 * config/mn10300/mn10300.opt: New file.
2391 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2392 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2394 PR tree-optimization/19903
2395 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2396 that don't fit in their type after conversion.
2398 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2401 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2402 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2403 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2404 flag here. Implement using define_insn_and_split.
2405 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2406 (frndintxf2_mask_pm_i387): New insn patterns.
2407 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2408 Do not set ix86_optimize_mode_switching flag.
2409 (ceilsf2, ceildf2, ceilxf2): Same.
2410 (btruncsf2, btruncdf2, btruncxf2): Same.
2411 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2413 2005-04-05 Ian Lance Taylor <ian@airs.com>
2416 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2417 i386_pe_record_external_function.
2418 (i386_pe_record_external_function): Update declaration.
2419 * config/i386/winnt.c (struct extern_list): Add decl field.
2420 (i386_pe_record_external_function): Add decl parameter.
2421 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2423 * config/i386/i386-protos.h (i386_pe_record_external_function):
2426 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2428 * config/m68k/m68k-protos.h: Add a prototype for
2429 valid_dbcc_comparison_p_2.
2430 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2431 extend_operator, const_uint32_operand, const_sint32_operand,
2432 general_src_operand, nonimmediate_src_operand,
2433 memory_src_operand, post_inc_operand, pre_dec_operand,
2434 pcrel_address): Move to predicates to predicates.md.
2435 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2436 * config/m68k/m68k.md: Include predicates.md.
2437 * config/m68k/predicates.md: New.
2439 2005-04-04 Roger Sayle <roger@eyesopen.com>
2441 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2443 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2445 2005-04-04 Ian Lance Taylor <ian@airs.com>
2447 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2449 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2450 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2451 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2452 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2453 * c-common.c (c_do_switch_warnings_1): New static function broken
2454 out of c_do_switch_warnings.
2455 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2456 (c_do_switch_expr_warnings): New function.
2457 * c-common.h (c_do_switch_expr_warnings): Declare.
2459 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2460 Daniel Jacobowitz <dan@codesourcery.com>
2462 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2464 * rtlanal.c (may_trap_p): Same.
2466 2005-04-04 Dale Johannesen <dalej@apple.com>
2468 * ChangeLog: remove reference to ChangeLog.12.
2470 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2472 CRIS epilogue as RTL.
2473 * config/cris/cris.md: Change all 0 in unspec 0 to
2475 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2476 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2478 ("return"): Change to define_expand. Call cris_expand_return for
2480 ("*return_expanded"): New pattern.
2481 ("epilogue"): New define_expand.
2482 * config/cris/cris.h (PREDICATE_CODES): Add
2483 cris_load_multiple_op.
2484 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2486 (enum cris_retinsn_type): New.
2487 (struct machine_function): New member return_type.
2488 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2489 (cris_target_asm_function_epilogue): Remove, moving RTLified
2491 (cris_expand_epilogue): New function.
2492 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2493 (cris_gen_movem_load, cris_load_multiple_op)
2494 (cris_return_address_on_stack_for_return, cris_expand_return): New
2496 (cris_target_asm_function_prologue)
2497 (cris_initial_frame_pointer_offset): Call
2498 cris_reg_saved_in_regsave_area instead of complicated expression.
2499 Call cris_return_address_on_stack instead of an expression.
2500 (cris_print_operand) <case 'o', case 'O'>: New cases.
2501 (cris_return_address_on_stack): Change return-type to bool.
2502 (cris_simple_epilogue): Ditto. Return false if registers are
2504 * config/cris/cris-protos.h (cris_simple_epilogue)
2505 (cris_return_address_on_stack): Adjust prototype return type.
2506 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2507 (cris_return_address_on_stack_for_return): New prototypes.
2509 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2511 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2512 gpr_or_int12_operand.
2514 * config/frv/frv-protos.h: Add a prototype to
2515 frv_legitimate_memory_operand and frv_const_unspec_p.
2516 (frv_unspec): Move from frv.c.
2517 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2518 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2519 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2520 gpr_or_fpr_operand, gpr_or_int12_operand,
2521 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2522 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2523 int6_operand, int5_operand, uint5_operand, uint4_operand,
2524 uint1_operand, int_2word_operand, uint16_operand,
2525 upper_int16_operand, integer_register_operand,
2526 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2527 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2528 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2529 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2530 move_destination_operand, movcc_fp_destination_operand,
2531 frv_function_symbol_referenced_p, move_source_operand,
2532 condexec_dest_operand, condexec_source_operand,
2533 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2534 const_unspec_operand, gpr_or_memory_operand,
2535 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2536 icc_operand, fcc_operand, cc_operand, icr_operand,
2537 fcr_operand, cr_operand, call_operand, sibcall_operand,
2538 symbolic_operand, relational_operator,
2539 integer_relational_operator, float_relational_operator,
2540 ccr_eqne_operator, minmax_operator,
2541 condexec_si_binary_operator, condexec_si_media_operator,
2542 condexec_si_divide_operator, condexec_si_unary_operator,
2543 condexec_sf_conv_operator, condexec_sf_add_operator,
2544 condexec_memory_operand, intop_compare_operator, acc_operand,
2545 even_acc_operand, quad_acc_operand, accg_operand: Move to
2547 * config/frv/frv.h (PREDICATE_CODES): Remove.
2548 * config/frv/frv.md: Include predicates.md.
2549 * config/frv/predicates.md: New.
2551 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2554 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2555 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2556 (add_standard_iv_candidates_for_size): New function, extracting code
2557 from add_standard_iv_candidates and parameterizing it by type size.
2558 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2560 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2562 * system.h (GCOV_SIZE_TYPE): Unposion.
2563 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2564 (GCOV_TYPE_SIZE): ...this new macro.
2565 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2566 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2567 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2568 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2569 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2570 instead of unsigned_intSI_type_node.
2571 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2572 (rtl_gen_one_value_profiler_no_edge_manipulation)
2573 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2574 * value-prof.c: Include coverage.h.
2576 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2577 Diego Novillo <dnovillo@redhat.com>
2579 Fix PR tree-optimization/20703
2580 Fix PR tree-optimization/20725
2582 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2583 (create_expression_by_pieces): Ditto.
2584 (valid_in_set): Ditto. Also handle tcc_declaration.
2585 (find_or_generate_expression): Handle comparison class.
2586 (insert_into_preds_of_block): Ditto.
2587 (insert_aux): Ditto.
2588 (create_value_expr_from): Handle comparison class, recursively
2589 handle reference nodes.
2590 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2591 (execute_pre): Fix spacing.
2592 (do_fre): Renamed to execute_fre.
2594 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2596 * doc/invoke.texi (SPARC options): Document that
2597 -mlittle-endian is not supported on Linux either.
2599 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2603 * config.gcc (Obsolete configurations): Remove
2604 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2605 (sparclite-*-coff*): Delete.
2606 (sparclite-*-elf*): Likewise.
2607 (sparc86x-*-elf*): Likewise.
2608 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2609 * config/sparc/lite.h: Delete.
2610 * config/sparc/litecoff.h: Likewise.
2611 * config/sparc/liteelf.h: Likewise.
2612 * config/sparc/sp86x-elf.h: Likewise.
2613 * config/sparc/t-sparclite: Likewise.
2614 * config/sparc/t-sp86x: Likewise.
2616 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2618 * config/s390/s390-protos.h: (s390_comparison,
2619 s390_alc_comparison, s390_slb_comparison, const0_operand,
2620 consttable_operand, larl_operand, s_operand,
2621 shift_count_operand, bras_sym_operand, load_multiple_operation,
2622 store_multiple_operation, s390_plus_operand): Remove prototypes.
2623 (s390_legitimate_address_without_index_p): New prototype.
2624 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2626 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2627 const0_operand, consttable_operand, larl_operand, s_operand,
2628 shift_count_operand, bras_sym_operand, load_multiple_operation,
2629 store_multiple_operation, s390_plus_operand): Move to
2631 (check_mode): Remove.
2632 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2634 (s390_legitimate_address_without_index_p): New.
2635 * config/s390/s390.h (PREDICATE_CODES): Remove.
2636 * config/s390/s390.md: Include predicates.md.
2637 * config/s390/predicates.md: New.
2639 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2642 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2643 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2644 (NEED_INDICATE_EXEC_STACK): Define to 1.
2645 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2646 (NEED_INDICATE_EXEC_STACK): Define to 1.
2647 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2648 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2649 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2650 (pic_helper_emitted_p): New global.
2651 (emit_pic_helper): New function extracted from...
2652 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2653 Do not call emit_pic_helper if delay_pic_helper is true.
2654 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2655 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2656 (sparc_file_end): New function.
2658 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2660 * config/mcore/mcore-protos.h: Remove the prototypes for
2661 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2662 mcore_general_movdst_operand, mcore_reload_operand,
2663 mcore_arith_J_operand, mcore_arith_K_operand,
2664 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2665 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2666 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2667 mcore_literal_K_operand, mcore_addsub_operand,
2668 mcore_compare_operand, mcore_load_multiple_operation,
2669 mcore_store_multiple_operation, mcore_call_address_operand.
2670 Add a prototype for const_ok_for_mcore.
2671 * config/mcore/mcore.c (mcore_call_address_operand,
2672 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2673 mcore_arith_reg_operand, mcore_reload_operand,
2674 mcore_arith_J_operand, mcore_arith_K_operand,
2675 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2676 mcore_arith_M_operand, mcore_arith_imm_operand,
2677 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2678 mcore_literal_K_operand, mcore_addsub_operand,
2679 mcore_compare_operand, mcore_load_multiple_operation,
2680 mcore_store_multiple_operation): Move to predicates.md.
2681 (const_ok_for_mcore): Export.
2682 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2683 * config/mcore/mcore.md: Include predicates.md.
2684 * config/mcore/predicates.md: New.
2686 * config/mcore/predicates.md: Fix a comment typo.
2688 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2689 Adrian Straetling <straetling@de.ibm.com>
2691 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2692 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2693 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2695 ("imul"): Removed from "type" attribute.
2696 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2697 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2698 Changed type to imulsi.
2699 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2701 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2703 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2704 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2705 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2706 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2707 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2708 (TARGET_SWITCHES, mcore_stack_increment_string)
2709 (TARGET_OPTIONS): Delete.
2710 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2711 than *_BIT constants.
2712 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2713 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2714 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2715 (mcore_override_options): Delete mcore_stack_increment code.
2716 Change use of M340_BIT to MASK_M340.
2717 * config/mcore/mcore.opt: New file.
2719 2005-04-04 Ian Lance Taylor <ian@airs.com>
2721 * config/arm/arm.c (replace_symbols_in_block): Remove static
2724 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2726 * config/fr30/fr30-protos.h: Remove the prototypes for
2727 stack_add_operand, add_immediate_operand,
2728 high_register_operand, low_register_operand, call_operand,
2729 di_operand, and nonimmediate_di_operand.
2730 * config/fr30/fr30.c (stack_add_operand,
2731 add_immediate_operand, high_register_operand,
2732 low_register_operand, call_operand, di_operand,
2733 nonimmediate_di_operand): Move to predicates.md.
2734 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2735 * config/fr30/fr30.md: Include predicates.md.
2736 * config/fr30/predicates.md: New.
2738 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2739 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2740 mcore_call_address_operand.
2742 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2743 general_movsrc_operand.
2745 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2747 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2750 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2753 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2756 2005-04-04 Richard Henderson <rth@redhat.com>
2757 Jakub Jelinek <jakub@redhat.com>
2759 PR rtl-optimization/16104
2760 * fold-const.c (fold_unary): Fix folding of vector conversions.
2762 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2764 * config.gcc (xstormy16-*-elf): Set extra_options.
2765 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2766 * config/stormy16/stormy16.opt: New file.
2768 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2770 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2771 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2772 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2773 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2774 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2775 (TARGET_UNIX_ASM): Delete.
2776 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2777 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2778 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2779 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2780 * config/pdp11/pdp11.opt: New file.
2782 2005-04-03 Roger Sayle <roger@eyesopen.com>
2783 Alexandre Oliva <aoliva@redhat.com>
2786 * fold-const.c (non_lvalue): Split tests into...
2787 (maybe_lvalue_p): New function.
2788 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2789 C++ front-end prior to lowering into gimple form.
2791 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2793 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2794 BUILT_IN_STRNCASECMP): New.
2795 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2798 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2801 * arm.md (addsi3_compare0_for_combiner): Delete.
2802 (addsi3_compare0_scratch_for_combiner): Delete.
2803 (cmpsi_neg_shiftsi): Delete.
2804 (compare_negsi_si): New pattern.
2805 (cmpsi_negshiftsi_si): New pattern.
2806 (negated_cbranchsi4): Restrict to equality_operator.
2808 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2811 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2813 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2816 * doc/install.texi: Fix a typo.
2818 2005-04-03 Steven Bosscher <stevenb@suse.de>
2821 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2822 a computed goto if the edge to the computed goto block has
2823 incoming abnormal edges. Clarify how the function works.
2825 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2827 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2828 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2829 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2830 hash_scan_set, reg_set_between_after_reload_p,
2831 reg_used_between_after_reload_p, get_avail_load_store_reg,
2832 eliminate_partially_redundant_load): Likewise.
2833 * postreload.c (reload_cse_simplify_set,
2834 reload_combine_note_use): Likewise.
2835 * predict.c (predict_insn, expected_value_to_br_prob,
2836 propagate_freq, expensive_function_p): Likewise.
2837 * print-rtl.c (print_rtx): Likewise.
2838 * profile.c (instrument_edges, instrument_values,
2839 compute_branch_probabilities, branch_prob, union_groups,
2840 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2841 * protoize.c (in_system_include_dir, file_could_be_converted,
2842 file_normally_convertible, gen_aux_info_file, seek_to_line,
2843 do_cleaning): Likewise.
2844 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2845 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2846 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2848 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2850 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2851 * modulo-sched.c (undo_replace_buff_elem): New structure.
2852 (kernel_number_of_cycles, ps_unschedule_node,
2853 undo_generate_reg_moves,free_undo_replace_buff,
2854 undo_permute_partial_schedule, loop_single_full_bb_p,
2855 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2856 build_loops_structure, get_sched_window): New.
2857 (generate_reg_moves): Return undo_replace_buff_elem and other
2859 (generate_prolog_epilog): Remove old loop versioning.
2860 (sms_schedule): Use loop information and loop_version.
2861 (sms_schedule_by_order): Split part of it to get_sched_window.
2862 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2863 cfg_layout_finalize and free_dominance_info before/after SMS.
2865 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2867 * cfghooks.c (lv_flush_pending_stmts,
2868 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2869 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2870 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2871 lv_add_condition_to_bb,
2872 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2873 flush_pending_stmts): New in cfg_hooks structure.
2874 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2875 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2876 lv_add_condition_to_bb): New declarations.
2877 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2879 (loop_version): Declare.
2880 * cfgloopmanip.c (cfghooks.h): Include.
2881 (duplicate_loop_to_header_edge): Change return type to bool.
2882 (loop_version, lv_adjust_loop_entry_edge): Move here.
2883 * cfgrtl.c (cfgloop.h): Include.
2884 (rtl_verify_flow_info_1): Fix.
2885 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2886 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2888 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2889 tree_lv_add_condition_to_bb): New.
2890 (tree_cfg_hooks): Add new hooks to initialization.
2891 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2892 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2894 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2896 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2897 xstormy16_below100_or_register,
2898 xstormy16_splittable_below100_or_register, and
2899 nonimmediate_nonstack_operand.
2901 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2902 xstormy16_ineqsi_operator, equality_operator,
2903 inequality_operator, shift_operator,
2904 xstormy16_below100_operand, xstormy16_below100_or_register,
2905 xstormy16_splittable_below100_or_register,
2906 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2907 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2908 equality_operator, inequality_operator,
2909 xstormy16_below100_operand, xstormy16_below100_or_register,
2910 xstormy16_splittable_below100_or_register,
2911 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2912 nonimmediate_nonstack_operand, shift_operator): Move to
2914 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2915 * config/stormy16/stormy16.md: Include predicates.md.
2916 * config/stormy16/predicates.md: New.
2918 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2920 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2921 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2922 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2923 move_operand, power_of_2_operand): Move to predicates.md.
2924 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2925 PREDICATE_CODE): Remove.
2926 * config/iq2000/iq2000.md: Include predicates.md.
2927 * config/iq2000/predicates.md: New.
2929 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2931 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2932 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2933 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2934 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2935 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2936 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2937 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2938 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2939 (TARGET_M68HC11): Delete.
2940 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2941 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2942 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2943 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2944 (nb_soft_regs): Delete.
2945 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2946 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2947 and MASK_M6812 being set simultaneously. Change the code that sets
2948 the default m68hc11_soft_reg_count to use integers instead of strings.
2949 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2950 m68hc11_soft_reg_count (which now has an int type) as the number
2952 * config/m68hc11/m68hc11.opt: New file.
2954 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2956 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2957 fp_displacement_operand, sp_displacement_operand.
2959 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2961 Remove the prototypes for tst_operand, cmp_operand,
2962 stack_register_operand, d_register_operand,
2963 hard_addr_reg_operand, splitable_operand,
2964 m68hc11_logical_operator, m68hc11_arith_operator,
2965 m68hc11_non_shift_operator, m68hc11_shift_operator,
2966 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2967 non_push_operand, hard_reg_operand, and
2968 reg_or_some_mem_operand.
2969 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2971 (tst_operand, cmp_operand, non_push_operand,
2972 splitable_operand, reg_or_some_mem_operand,
2973 stack_register_operand, d_register_operand,
2974 hard_addr_reg_operand, hard_reg_operand,
2975 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2976 m68hc11_arith_operator, m68hc11_non_shift_operator,
2977 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2979 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2980 * config/m68hc11/m68hc11.md: Include predicates.md.
2981 * config/m68hc11/predicates.md: New.
2983 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2986 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2987 change checked in along with 2005-03-03's patch for debug/20253.
2988 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2989 (remap_decl): Insert type decl in map earlier.
2991 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2993 PR tree-optimization/20640
2994 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2995 post-dominator if it has phi nodes.
2996 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2997 before dead statements.
2999 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3002 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
3004 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3006 PR rtl-optimization/20290
3007 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
3008 in every iteration if the entry point is the exit test.
3010 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
3012 * config/cris/cris.md (attribute "length"): Define.
3014 2005-04-02 Geoffrey Keating <geoffk@apple.com>
3016 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
3017 (word_offset_memref_operand): New.
3018 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
3019 (indexed_or_indirect_operand): Delete.
3020 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
3021 (indexed_or_indirect_operand): Delete.
3023 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
3026 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3029 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
3030 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
3032 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3034 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
3036 2005-04-01 Ian Lance Taylor <ian@airs.com>
3038 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
3039 (rus, prus): Remove static variables.
3040 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
3041 (process_command): Permit report_times and use_pipes together.
3043 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3045 * c-decl.c (validate_proto_after_old_defn): Look at
3046 TYPE_MAIN_VARIANT of argument types.
3048 2005-04-01 Paul Brook <paul@codesourcery.com>
3050 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
3051 (arm_output_function_epilogue): Allow call_via_SP.
3052 (thumb_call_via_reg, arm_file_end): Ditto.
3053 * config/arm/arm.h (struct machine_function): Include space for SP.
3054 (thumb_call_via_label): Update declaration.
3056 2005-04-01 Ian Lance Taylor <ian@airs.com>
3058 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
3059 doing a peephole optimization, once again put any notes in the
3062 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3064 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
3066 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3068 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
3069 (block_alloc, find_free_reg): Likewise.
3070 * loop-doloop.c (doloop_modify): Likewise.
3071 * loop-invariant.c (record_use): Likewise.
3072 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
3073 get_iv_value, canon_condition, eliminate_implied_condition,
3074 eliminate_implied_condition, simplify_using_initial_values,
3075 shorten_into_mode, canonicalize_iv_subregs,
3076 iv_number_of_iterations): Likewise.
3077 * loop-unroll.c (expand_var_during_unrolling): Likewise.
3078 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
3079 unswitch_loop): Likewise.
3080 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
3081 move_movables, replace_call_address, find_and_verify_loops,
3082 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
3083 record_giv, final_giv_value, general_induction_var,
3084 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
3085 loop_giv_dump): Likewise.
3087 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
3088 GCOV_CHECK_WRITING): Remove.
3089 (gcov_position, gcov_rewrite): Use gcc_assert.
3090 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
3091 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
3092 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
3095 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3097 * tree-inline.c: Fix a typo.
3099 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3101 * configure.ac (enable-checking): Explicitly set all variables for
3102 collective switch values. Alphabetize variables. Rename
3103 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
3105 * doc/install.texi (enable-checking): Update documentation.
3106 * configure: Rebuilt.
3108 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3110 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3113 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3115 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3116 Also reject cases where this pattern will cause load delay stalls
3117 unless optimizing for size and it will produce a shorter sequence.
3118 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3119 variants to avoid pre-adjusting the base when possible.
3121 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3123 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3124 the frame and argument pointers.
3125 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3126 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3127 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3128 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3129 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3130 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3132 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3134 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3135 with entry for selectany attribute.
3136 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3138 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3139 (i386_pe_asm_named_section): Handle sections generated by
3140 selectany attribute.
3141 * doc/extend.texi (selectany): Document attribute.
3143 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3144 Jan Hubicka <jh@suse.cz>
3146 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3147 to fix addresses involving EBP and ESP.
3148 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3149 for SUBREGed registers.
3150 (legitimate_address_p): Accept SUBREGed registers.
3152 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3155 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3156 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3159 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3161 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3163 2005-04-01 James E Wilson <wilson@specifixinc.com>
3166 * dwarf2out.c (rtl_for_decl_init): New function.
3167 (rtl_for_decl_location): Extracted from here.
3168 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3169 add_const_value_attribute. Delete initializer_constant_valid_p call.
3171 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3173 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3174 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3175 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3176 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3177 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3178 config/i386/i386.md, config/rs6000/predicates.md,
3179 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3180 config/s390/s390.c, config/stormy16/stormy16.c,
3181 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3184 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3187 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3188 COND_EXPR and CALL_EXPR.
3190 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3193 * genautomata.c (first_cycle_unit_presence): Check all alternative
3194 states for unit presence.
3196 * doc/md.texi: Remove remark about impossibility to query unit
3197 presence in non nondeterministic automaton state.
3199 * config/ia64/ia64.c (get_template): Change order of unit querying.
3201 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3203 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3206 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3208 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3209 flag for edges outside any loops.
3211 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3213 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3215 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3217 * tree-ssa-alias.c: Follow spelling conventions.
3218 * doc/tree-ssa.texi: Fix a typo.
3220 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3222 * postreload-gcse.c: Include target.h.
3223 (gcse_after_reload_main): Return early if we cannot modify jumps.
3224 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3226 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3228 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3229 expensive operations.
3231 2005-03-31 Ian Lance Taylor <ian@airs.com>
3233 * collect2.c (lderrout): New variable.
3234 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3235 if it is set, to stderr.
3236 (handler): Unlink lderrout if it is set.
3237 (dump_file): Add "to" parameter. Change all callers.
3238 (main): Initialize lderrout.
3239 (collect_execute): Add errname parameter. Change all callers.
3240 Rename redir parameter to outname. Never pass
3241 PEX_STDERR_TO_STDOUT to pex_run.
3242 * collect2.h (collect_execute, dump_file): Update declarations.
3243 * tlink.c (tlink_execute): Add errname parameter. Change all
3245 (do_tlink): Check lderrout as well as ldout.
3247 2005-03-31 Caroline Tice <ctice@apple.com>
3249 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3250 (bb-reorder.o): Add errors.h to list of requirements.
3251 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3252 profiledbootstrap flags.
3253 * bb-reorder.c (errors.h): Add new include.
3254 (struct bbro_basic_block_data_def): Add new field, in_trace.
3255 (add_unlikely_executed_notes): Remove function.
3256 (mark_bb_for_unlikely_executed_section): Remove function.
3257 (insert_section_boundary_note): New function.
3258 (verify_hot_cold_block_grouping): New function.
3259 (push_to_next_round_p): Remove variables and tests that push all
3260 cold blocks to last round.
3261 (find_traces): Remove code that added extra round of trace finding
3262 when doing partitioning.
3263 (find_traces_1_round) : Remove variable last_round; add code to
3264 update new struct field, in_trace; correct trace_length where it was
3265 incorrect before (after call to copy_bb); change code that pushed all
3266 cold blocks to last round. Instead verify that all blocks going into
3267 a trace belong in the same partition.
3268 (connect_traces): Modify to connect the traces in two passes, if the
3269 function contains both hot and cold blocks. The first pass connects
3270 all the traces for blocks in the partition that the first block in
3271 the function belongs to; the second pass connnects all the traces
3272 containing blocks that belong in the other partition.
3273 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3274 code that automatically put the first block in a function into the
3275 hot partition if the function had any hot blocks.
3276 (fix_crossing_unconditional_branches): Check number of succ edges
3277 before attempting to get one.
3278 (fix_edges_for_rarely_executed_code): Update comment describing
3280 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3281 remove call to add_unlikely_executed_notes; add call to
3282 verify_hot_cold_block_grouping.
3283 (duplicate_computed_gotos): Don't change computed goto if it's a
3285 (partition_hot_cold_basic_blocks): Update function comment.
3286 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3288 (try_forward_edges): Likewise.
3289 (merge_blocks_move_predecessor_nojumps): Likewise.
3290 (merge_blocks_move_successor_nojumps): Likewise.
3291 (merge_blocks_move): Likewise.
3292 (try_crossjump_bb): Likewise.
3293 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3294 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3295 notes to cold bb's; remove call to update_unlikely_executed_notes.
3296 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3297 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3298 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3299 function declaration.
3300 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3302 (rtl_can_merge_blocks): Remove redundancy from condition.
3303 (try_redirect_by_replacing_jump): Likewise.
3304 (force_nonfallthru_and_redirect): Remove code for adding
3305 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3306 (commit_one_edge_insertion): Likewise.
3307 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3308 * dbxout.c (FORCE_TEXT): Replace function_section with
3309 current_function_section.
3310 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3311 function, switch_text_section.
3312 (struct xcoff_debug): Likewise.
3313 (dbxout_function_end): Add code to put out label diffs for both
3314 hot and cold sections.
3315 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3316 for new debug_hooks funciton, switch_text_section..
3317 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3318 switch_text_section.
3319 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3320 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3321 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3322 dw_fde_switched_sections.
3323 (output_call_frame_info): Add test to see if function switches text
3324 sections in the middle; if so, use appropriate extra hot and cold
3325 section labels to compute size deltas for the hot and cold sections.
3326 (dwarf2out_begin_prologue): Add code to initialize new fields in
3328 (dwarf2out_switch_text_section): New function (invoked through
3329 debug_hook); updates new fields in dw_fde_struct appropriately and
3330 increments separate_line_info_table_in_use.
3331 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3332 dwarf2out_switch_text_section.
3333 (struct var_loc_node): Add new field, section_label.
3334 (output_aranges): Add code to check whether in hot or cold section and
3335 use the appropriate label in calculating deltas.
3336 (output_ranges): Likewise.
3337 (output_line_info): Add code to check which section we're in and
3338 use appropriate hot/cold label.
3339 (add_location_or_constant_value_attribute): Likewise.
3340 (gen_subprogam_die): Modify arange attributes to use correct labels.
3341 (dwarf2out_begin_block): Change call to function_section into call to
3342 current_function_section.
3343 (dwarf2out_end_block): Likewise.
3344 (dwarf2out_source_line): Likewise.
3345 (dwarf2out_var_location): Add code to check whether in hot or cold
3346 section and use the appropriate label.
3347 * except.c (output_function_exception_table): Change call to
3348 function_section into call to current_function_section.
3349 * final.c (profile_function): Likewise.
3350 (scan_ahead_for_unlikely_executed_note): Remove function.
3351 (final_scan_insn): Remove calls to
3352 scan_ahead_for_unlikely_executed_note, and related code for switching
3353 to cold section, except for the single time
3354 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3355 debug_hooks->switch_text_sections; replace appropriate calls to
3356 function_section with calls to current_function_section.
3357 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3358 test_bb to condition.
3359 (find_if_case_2): Likewise.
3360 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3361 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3362 * opts.c (decode_options): Change warning about hot/cold partitioning
3363 with exceptionss to inform (so as not to cause bootstrap failures);
3364 remove warning about partitioning with DWARF debug info.
3365 * output.h (current_function_section): Add new function decl.
3366 (insert_section_boundary_note): Likewise.
3367 (enum in_section): Move this declaration here from varasm.c.
3368 (unlikely_section_label): Likewise.
3369 (unlikely_text_section_name): Likewise.
3370 (last_text_section_name): New global variable.
3371 (last_text_section): Likewise.
3372 (hot_section_label): Likewise.
3373 (hot_section_end_label): Likewise.
3374 (cold_section_end_label): Likewise.
3375 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3376 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3377 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3378 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3379 insn from consideration.
3380 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3381 switch_text_section.
3382 * varasm.c (basic-block.h): Add new include.
3383 (unlikely_section_label_printed): Remove global variable.
3384 (unlikely_section_label): Make global variable not be static any more.
3385 (unlikely_text_section_name): Likewise.
3386 (hot_section_end_label): New global variable (not static)
3387 (first_function_block_is_cold): Likewise.
3388 (hot_section_label): Likewise.
3389 (cold_section_end_label): Likewise..
3390 (last_text_section): New global variable, not static.
3391 (last_text_section_name): New global variable, not static.
3392 (initialize_cold_section_name): New function.
3393 (enum in_section): Move declaration to output.h.
3394 (text_section): Update last_text_section.
3395 (unlikely_text_section): Replace code to determine cold section name
3396 with call to initialize_cold_section_name; Add code to update
3397 last_text_section; remove code for printing out label.
3398 (named_section_real): Add code to update last_text_section and
3399 last_text_section_name as appropriate.
3400 (function_section): Change test for 'unlikely' to depend on
3401 first_function_block_is_cold (moved old test to
3402 current_function_section).
3403 (current_function_section): New function.
3404 (assemble_start_function): Move code that frees
3405 unlikely_text_section_name; initialize hot_section_end_label;
3406 print hot and cold section labels at the start of the function;
3407 set first_function_block_is_cold, if appropriate; initialize l
3408 ast_text_section; add call to insert_section_boundary_note.
3409 (assemble_end_function): Add code to write out hot and cold section
3411 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3412 switch_text_section.
3413 * config/darwin.c (machopic_select_section): Replace incorrect
3414 function in base_funs; update reloc for cold sections if necessary.
3415 * config/darwin.h (SECTION_FUNCTION): Add code to update
3416 last_text_section if appropriate.
3417 (text_unlikely_section): Remove.
3418 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3419 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3420 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3421 partitioning for this architecture.
3423 2005-03-31 Olivier Hainque <hainque@adacore.com>
3425 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3426 defined and non-zero.
3428 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3431 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3434 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3437 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3438 label operand. Remove (use (unspec..)). Don't emit a label on
3440 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3441 generate inline label for load_toc_v4_PIC_1b.
3442 (rs6000_emit_load_toc_table): Likewise.
3444 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3446 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3447 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3449 2005-03-29 Devang Patel <dpatel@apple.com>
3451 * tree-sra.c (decide_block_copy): Disable scalarization of
3454 2005-03-30 Stuart Hastings <stuart@apple.com>
3455 Dale Johannesen <dalej@apple.com>
3457 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3458 * print-tree.c (print_node): Add case STATEMENT_LIST.
3460 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3462 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3463 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3464 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3465 is given with "powerpc64*" or "all", or when --with-cpu chooses
3468 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3471 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3472 gen_lexical_block_die.
3473 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3475 2005-03-31 Jan Hubicka <jh@suse.cz>
3477 2004-11-02 Jan Hubicka <jh@suse.cz>
3479 * cgraph.c (cgraph_varpool_node_name): New function.
3480 (dump_cgraph_varpool_node): New function.
3481 (dump_varpool): New function.
3482 * cgraphunit.c (cgraph_optimize): Dump varpool.
3484 2004-10-16 Jan Hubicka <jh@suse.cz>
3486 * cgraph.c (decide_is_variable_needed): New function.
3487 (cgraph_varpool_finalize_decl): Use it.
3488 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3490 * final.c (output_addr_const): Do not call mark_referenced.
3491 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3492 always go via cgraph.
3493 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3494 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3495 * tree-optimize.c (execute_inline): Mark functions called.
3496 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3498 2004-10-11 Jan Hubicka <jh@suse.cz>
3500 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3501 (cgraph_varpool_last_needed_node): New static variable.
3502 (enqueue_needed_varpool_node): Break out from ...; add items to the
3503 end of queue; update first pointers.
3504 (cgraph_varpool_mark_needed_node): ... here.
3505 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3506 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3507 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3508 (cgraph_varpool_first_unanalyzed_node): Declare.
3509 * cgraphunit.c: Include output.h.
3510 (cgraph_varpool_analyze_pending_decls): New function.
3511 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3512 for errors, analyze pending decls.
3513 (cgraph_finalize_compilation_unit): Only analyze decls.
3514 (cgraph_optimize): Assemble the decls after expanding.
3516 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3518 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3519 subvars get marked properly in tags for grouping.
3520 (add_pointed_to_var): Mark only actual pointed to
3521 variables/subvars in addresses needed.
3522 (create_overlap_variables_for): Clear call clobbered on original
3524 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3525 addresable vars with subvars into list.
3526 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3529 2005-03-30 Richard Henderson <rth@redhat.com>
3531 * cgraph.h (struct cgraph_node): Add alias.
3532 * varasm.c (assemble_alias): Set it.
3533 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3534 avoid calling cgraph_expand_function.
3536 2005-03-30 Tom Tromey <tromey@redhat.com>
3538 * tree.def (FILE_TYPE): Removed.
3539 * typeclass.h (enum type_class): Removed file_type_class.
3540 * dwarf2out.c (is_base_type): Updated.
3541 (gen_type_die): Likewise.
3542 * dbxout.c (dbxout_type): Updated.
3543 * builtins.c (type_to_class): Updated.
3544 * tree.c (type_contains_placeholder_1): Updated.
3545 * config/sparc/sparc.c (sparc_type_code): Updated.
3546 * config/ia64/ia64.c (hfa_element_mode): Updated.
3547 * expr.c (count_type_elements): Updated.
3548 * stor-layout.c (layout_type): Updated.
3549 * tree-inline.c (remap_type): Updated.
3550 * tree-pretty-print.c (dump_generic_node): Updated.
3552 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3554 * builtins.c (expand_builtin_powi): Fix mode of
3555 2nd argument to match int.
3556 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3557 2nd argument type to int.
3558 * libgcc2.c: Change prototype of __powi* functions to use
3561 2005-03-30 Dale Johannesen <dalej@apple.com>
3564 * calls.c (expand_call): Flush pending deferrals before
3567 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3571 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3572 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3573 c_label_context, label_context_stack): New.
3574 * c-decl.c (define_label): Check for jumps into statement
3575 expressions. Add label to list of defined labels.
3576 (start_function): Push context on label_context_stack.
3577 (finish_function): Pop context from label_context_stack.
3578 * c-typeck.c (label_context_stack): New.
3579 (c_finish_goto_label): Check for jumps into statement
3580 expressions. Add label to list of jumped to labels.
3581 (struct c_switch): Add blocked_stmt_expr.
3582 (c_start_case): Initialize it.
3583 (do_case): Check it.
3584 (c_finish_case): Verify !blocked_stmt_expr.
3585 (c_begin_stmt_expr): Push context on label_context_stack.
3586 Increment blocked_stmt_expr. Mark labels jumped to from outside
3588 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3589 defined in the statement expression and no longer jumpable to.
3590 Mark labels jumped to from just outside the statement expression
3591 as again definable. Pop context from label_context_stack.
3592 * doc/extend.texi (Statement Exprs): Update.
3594 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3597 * c-decl.c (start_function): Check for old_decl being
3600 2005-03-30 Ian Lance Taylor <ian@airs.com>
3602 * final.c (final): Remove prescan parameter. Change all callers.
3603 (final_scan_insn): Remove prescan parameter. Change all callers.
3605 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3607 * tree-vectorizer.c: Fix comment typos.
3609 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3611 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3612 as soon as a chrec_dont_know is detected.
3614 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3616 Merge from csl-arm-branch.
3617 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3619 * tlink.c (recompile_files): Do not assume that "rename" can
3620 overwrite an existing file.
3622 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3624 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3625 * gcc/configure: Regenerate.
3627 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3629 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3631 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3633 * calls.c (struct arg_data): Update "partial" comment.
3634 (load_register_parameters): Update "nregs" comment.
3636 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3638 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3639 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3640 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3641 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3642 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3643 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3644 than target_flags & 0.
3645 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3646 (iq2000_arch, iq2000_parse_cpu): Delete.
3647 (TARGET_HANDLE_OPTION): Override default.
3648 (iq2000_handle_option): New function.
3649 (override_options): Remove -march= and -mcpu= handling.
3650 * config/iq2000/iq2000.opt: New file.
3652 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3654 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3655 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3656 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3657 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3658 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3659 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3660 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3661 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3662 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3663 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3664 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3665 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3666 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3667 (TARGET_OPTIONS): Delete.
3668 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3669 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3670 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3671 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3672 (c4x_cpu_version_string): Delete.
3673 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3674 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3675 equivalent -mcpu= option.
3676 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3677 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3678 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3679 or clearing the appropriate MASK_* bit.
3680 (c4x_file_start): Use c4x_cpu_version.
3681 * config/c4x/c4x.opt: New file.
3683 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3685 * doc/options.texi: Document the new MaskExists flag.
3686 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3687 if the option has the MaskExists flag.
3689 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3691 * opt-functions.awk (flag_set_p, test_flag): New functions.
3692 (switch_flags): Use them.
3693 * opth-gen.awk: Use flag_set_p to check for flags.
3694 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3696 2005-03-30 Ian Lance Taylor <ian@airs.com>
3698 * config.host (i[34567]86-*-mingw32*): Don't set
3699 host_can_use_collect2 to no.
3701 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3704 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3705 Remove convert_memory_address call duplicating that in memory_address.
3707 2005-03-29 Richard Henderson <rth@redhat.com>
3710 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3711 (build_compound_literal): Likewise. Propagate decl type into the
3713 (finish_decl): Likewise. Use new return value from complete_array_type
3714 for zero sized arrays.
3715 (complete_array_type): Move ...
3716 * c-common.c (complete_array_type): ... here. Change first argument
3717 to pointer-to-type-node. Consistently use sizetype for the index
3718 except for zero sized arrays. Detect zero sized arrays for pedantic
3719 mode diagnostics. Create a new type node instead of modifying the
3721 * c-tree.h (complete_array_type): Move decl ...
3722 * c-common.h (complete_array_type): ... here.
3724 2005-03-29 Richard Henderson <rth@redhat.com>
3727 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3729 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3731 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3732 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3733 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3734 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3736 2005-03-29 Eric Christopher <echristo@redhat.com>
3738 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3739 truthvalue conversion removal.
3741 2005-03-29 Ian Lance Taylor <ian@airs.com>
3744 * collect2.c: Never include <vfork.h>.
3745 (VFORK_STRING, vfork): Don't define.
3746 (pid): Remove global variable.
3747 (handler): Call raise instead of kill (getpid(), ...).
3748 (collect_wait): Add pex parameter. Change all callers. Use
3749 pex_get_status rather than pwait.
3750 (do_wait): Add pex parameter. Change all callers.
3751 (collect_execute): Return struct pex_obj * rather than void. Use
3752 pex routines rather than pexecute.
3753 (fork_execute): Get pex_obj from collect_execute, and pass it to
3755 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3756 Only declare quit_handler if SIGQUIT is defined.
3757 (scan_libraries): Likewise.
3758 * collect2.h (collect_execute): Update declaration.
3759 (collect_wait): Update declaration.
3760 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3761 pass it to collect_wait.
3763 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3766 * c-parser.c (c_parser_compound_statement_nostart): Give error
3767 message for EOF instead of just setting parser->error.
3769 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3771 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3772 (slpeel_update_phi_nodes_for_guard1): New function.
3773 (slpeel_update_phi_nodes_for_guard2): New function.
3774 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3775 of slpeel_update_phi_nodes_for_guard.
3776 (vectorize_loops): Remove call to loop_closed_rewrite.
3777 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3780 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3782 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3783 (TARGET_LITTLE_ENDIAN): New macro.
3784 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3785 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3786 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3787 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3788 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3789 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3790 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3791 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3792 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3793 (TARGET_OPTIONS): Delete.
3794 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3795 (CACHE_FLUSH_TRAP): Turn into an integer.
3796 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3797 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3798 -mflush-trap is in use.
3799 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3800 (m32r_cache_flush_trap_string): Delete.
3801 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3802 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3803 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3804 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3805 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3806 -mmodel= and -msdata= handling from...
3807 (m32r_init): ...here.
3808 * config/m32r/m32r.opt: New file.
3810 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3812 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3813 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3814 * tree-vect-analyze.c (vect_object_analysis): additional parm
3815 pass back a "struct ptr_info_def *" with the points-to info.
3816 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3817 statement using info returned from vect_object_analysis.
3818 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3819 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3820 for virtual uses and defs when creating a replacement vector
3821 reference. Call duplicate_ssa_name_ptr_info to define points-to
3822 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3823 (vectorizable_store): copy_virtual_operands and update
3824 definition statements.
3825 (vectorizable_load): copy_virtual_operands. Remove call to
3826 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3827 * tree-vectorizer.c (vectorize_loops): Remove calls to
3828 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3829 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3830 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3831 define macro STMT_VINFO_PTR_INFO for use in accessing.
3832 * tree.h add export of duplicate_ssa_name_ptr_info.
3833 * rs6000.c (altivec_init_builtins): Declare builtin function
3834 __builtin_altivec_mask_for_load to be "const".
3836 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3839 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3840 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3841 assemble_variable on aliases.
3842 * varasm.c (assemble_alias): Set node->alias.
3843 * toplev.c (wrapup_global_declarations): Don't call
3844 rest_of_decl_compilation on aliases again.
3846 2005-03-29 Paul Brook <paul@codesourcery.com>
3848 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3849 * config/arm/arm.c (arm_dbx_register_number): New function.
3850 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3852 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3855 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3856 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3858 2005-03-29 Dale Johannesen <dalej@apple.com>
3860 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3861 $(TREE_H) and $(COVERAGE_H).
3862 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3863 * opts.c (common_handle_option): Enable tree-based value transforms.
3864 * toplev.c (process_options): Ditto.
3865 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3866 refers to references to this type.
3867 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3868 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3869 for may_be_more, may_be_less.
3870 (rtl_gen_pow2_profiler): Adjust.
3871 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3872 (rtl_gen_one_value_profiler): Adjust.
3873 (rtl_gen_const_delta_profiler): Adjust.
3874 * tree-profile.c (tree_gen_interval_profiler): Implement.
3875 (tree_gen_pow2_profiler): Ditto.
3876 (tree_gen_one_value_profiler): Ditto.
3877 (tree_profiling): New.
3878 (pass_tree_profile): Reference it.
3879 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3881 (insn_divmod_values_to_profile): Rename to
3882 rtl_divmod_values_to_profile. Adjust.
3883 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3884 (insn_prefetch_values_to_profile): Adjust.
3885 (rtl_value_profile_transformations): Adjust.
3886 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3887 (gen_mod_pow2): Rename to rtl_mod_pow2.
3888 (gen_mod_subtract): Rename to rtl_mod_subtract.
3889 (divmod_fixed_value_transform): Rename to
3890 rtl_divmod_fixed_value_transform.
3891 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3892 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3893 (rtl_find_values_to_profile): Adjust.
3894 (tree_value_profile_transformations): Implement.
3895 (tree_divmod_values_to_profile): New.
3896 (tree_values_to_profile): New.
3897 (tree_divmod_fixed_value): New.
3898 (tree_mod_pow2): New.
3899 (tree_mod_subtract): New.
3900 (tree_divmod_fixed_value_transform): New.
3901 (tree_mod_pow2_value_transform): New.
3902 (tree_mod_subtract_transform): New.
3903 (tree_find_values_to_profile): Implement.
3904 * profile.c (instrument_values): Free histograms.
3905 (compute_value_histograms): Adjust. Implement tree version.
3907 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3909 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3910 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3911 variable. Output "fldcw" depending on round_mode.
3912 * config/i386/i386.md (UNSPEC_FIST): New.
3913 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3914 New isns patterns to implement lrint and llrint built-ins as x87
3916 (fistdi2, fist<mode>2 splitters): New splitters.
3917 (lrint<mode>2): New expanders.
3919 2005-03-28 Ian Lance Taylor <ian@airs.com>
3921 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3922 0 when calling final_scan_insn.
3924 2005-03-28 Jan Hubicka <jh@suse.cz>
3927 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3930 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3931 types where possible.
3933 2005-03-26 Per Bothner <per@bothner.com>
3935 Make -f[no-]show-column also control non-cpp diagnostics.
3936 * c.opt (fshow-column): Move option from here ...
3937 * common.opt (fshow-column): ... to here.
3938 * diagnostic.c (diagnostic_build_prefix): Only print column number
3939 if flag_show_column.
3941 2005-03-27 Steven Bosscher <stevenb@suse.de>
3943 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3944 vax_output_conditional_branch): New prototypes.
3945 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3946 extracted from vax.md mov and add patterns.
3947 (vax_output_conditional_branch): New function to output conditional
3948 branch instructions.
3949 * vax.md: Use mode macros for arithmetic and mov patterns.
3950 Use code macros for the jump patterns.
3952 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3954 * Makefile.in (libbackend.o): Depend on version files;
3955 add custom generation command.
3957 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3960 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3961 sure that we have a REG before getting its REGNO.
3963 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3965 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3966 * builtins.def (BUILT_IN_STRNDUP): New.
3968 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3970 PR tree-optimization/20470
3971 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3974 2005-03-25 Mike Stump <mrs@apple.com>
3976 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3979 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3981 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3982 Use our own structure definitions.
3984 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3985 (fix_truncdfsi2): Allow registers or memory as destination.
3986 When TARGET_PPC_GFXOPT, generate simplified pattern.
3987 (fix_truncdfsi2_internal): Use define_insn_and_split.
3988 (fix_truncdfsi2_internal_gfxopt): New.
3989 (fctiwz): Don't confuse register allocation by giving it no choices.
3991 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3992 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3993 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3994 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3996 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3998 * dominance.c (free_dominance_info): Speed up by freeing et
3999 data structures without maintaining other nodes.
4000 * et-forest.c (et_free_tree_force): New.
4001 * et-forest.h: Add a prototype for et_free_tree_force.
4003 * tree.c (get_set_constructor_bits,
4004 get_set_constructor_bytes): Remove.
4005 * tree.h: Remove the corresponding prototypes.
4007 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4010 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
4011 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
4012 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
4013 PRE_DEC, NEG and NOT.
4015 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4017 * fold-const.c: Convert uses of fold (build (...)) to
4020 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
4022 PR rtl-optimization/20249
4023 * cse.c (insert_regs): Do not record equivalence of registers in
4026 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
4028 * emit-rtl.c (reverse_comparison): Remove.
4029 * rtl.h: Remove the corresponding prototype.
4031 2005-03-24 James E Wilson <wilson@specifixinc.com>
4033 * doc/install.texi (--enable-altivec): Delete docs.
4035 2005-03-24 David Edelsohn <edelsohn@gnu.org>
4037 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
4038 SFmode and DFmode before reload when
4039 flag_unsafe_math_optimizations not enabled.
4041 2005-03-24 Geoffrey Keating <geoffk@apple.com>
4043 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
4045 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
4046 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
4048 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
4050 * configure.ac (enable-checking): Add 'runtime' option.
4051 * doc/install.texi (enable-checking): Document 'runtime' checking.
4052 * tsystem.h (gcc_assert, gcc_unreachable): Define.
4053 * config.in: Regenerated.
4054 * configure: Regenerated.
4056 2005-03-23 Uros Bizjak <uros@kss-loka.si>
4058 * optabs.h (enum optab_index): Remove OTI_llrint.
4059 (llrint_optab): Remove macro.
4060 * optabs.c (init_optabs): Remove llrint_optab initialization.
4061 * genopinit.c (optabs): Remove llrint_optab implementation.
4062 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
4065 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
4067 PR rtl-optimization/20532
4068 * simplify-rtx.c (simplify_binary_operation_1): Protect from
4069 overflow when adding coefficients for PLUS or MINUS.
4070 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
4073 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4075 * langhooks.h (truthvalue_conversion): Remove.
4076 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4077 LANG_HOOKS_TRUTHVALUE_CONVERSION.
4078 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
4079 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
4080 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
4082 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
4084 * params.def: Fix a typo.
4085 * config/mips/mips.c: Follow the spelling convensions.
4086 * doc/invoke.texi: Fix typos.
4088 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
4090 Fix PR tree-optimization/20601
4092 * tree-ssa-pre.c (insert_aux): Add missing condition to
4095 2005-03-23 Ian Lance Taylor <ian@airs.com>
4097 * final.c (final_scan_insn): Don't remove no-op instructions.
4098 * reload1.c (reload): Remove simple no-op instructions even when
4101 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4103 PR tree-optimization/20501
4104 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
4105 reporting that peeling for alignment is applied moved to...
4106 * (vect_analyze_data_refs_alignment): Here.
4108 2005-03-23 Ian Lance Taylor <ian@airs.com>
4110 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4112 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4114 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4115 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4117 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4119 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4120 imply that this is called once, independent of asms in code.
4121 Adjust to now being pased output and input lists. Mention helper
4122 function decl_overlaps_hard_reg_set_p.
4123 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4124 hook_tree_tree_identity and to take three trees, returning third.
4125 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4127 * stmt.c: include hard-reg-set.h before tree.h.
4128 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4129 (decl_conflicts_with_clobbers_p): Call
4130 decl_overlaps_hard_reg_set_p.
4131 (expand_asm_operands): Pass output and input lists in call to
4132 targetm.md_asm_clobbers.
4133 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4134 hook_tree_tree_tree_tree_3rd_identity.
4135 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4137 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4138 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4139 parameters, first two unused.
4140 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4141 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4142 in constraint letters and MOF is not mentioned as a asm-declared
4143 register in neither of the input and output lists.
4145 2005-03-23 DJ Delorie <dj@redhat.com>
4147 * optabs.c (expand_binop): Make sure the first subword's result
4150 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4152 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4153 Call c_common_truthvalue_conversion rather than
4154 lang_hooks.truthvalue_conversion.
4155 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4156 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4158 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4159 c_common_truthvalue_conversion.
4160 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4161 c_parser_conditional_expression, c_parser_binary_expression): Call
4162 c_objc_common_truthvalue_conversion.
4163 * c-typeck.c (build_unary_op): Call
4164 c_objc_common_truthvalue_conversion.
4165 (build_conditional_expr): Do not call
4166 lang_hooks.truthvalue_conversion.
4167 (build_binary_op): Call c_common_truthvalue_conversion.
4168 (c_objc_common_truthvalue_conversion): Moved from
4169 c-objc-common.c. Call default_function_array_conversion instead
4170 of default_conversion.
4172 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4174 * c-common.h (default_conversion): Remove.
4175 (perform_integral_promotions): Add.
4176 * c-tree.h (default_conversion): Add.
4177 * c-typeck.c (perform_integral_promotions): New, split out from
4179 * c-common.c (check_case_value): Use perform_integral_promotions,
4180 not default_conversion.
4181 (c_add_case_label): Don't continue processing case label after
4182 found to be pointer.
4184 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4186 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4187 the prefix list if we have already added a multilib directory
4189 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4192 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4194 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4196 * reload.h: Remove the prototype for indirect_symref_ok.
4198 * reload1.c (indirect_symref_ok): Make it global.
4199 * reload.h: Add a prototype for indirect_symref_ok.
4201 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4203 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4206 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4208 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4210 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4212 * c-opts.c (c_common_parse_file): Only start/end main source file
4213 if debug hooks says the writer wants it.
4214 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4216 (xcoff_debug_hooks): Ditto.
4217 * debug.c (do_nothing_hooks): Ditto.
4218 * debug.h (gcc_debug_hooks): Ditto.
4219 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4220 * sdbout.c (sdb_debug_hooks): Ditto.
4221 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4223 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4225 * doc/extend.texi: Deprecate C++ min/max operators.
4227 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4229 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4230 artificial original candidates.
4232 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4233 Jan Hubicka <jh@suse.cz>
4234 Steven Bosscher <stevenb@suse.de>
4236 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4237 call cost based on argument sizes.
4238 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4240 * params.def: (max-inline-inssn-single): Set to 450.
4241 (max-inline-insns-auto): Set to 90.
4242 (max-inline-insns-recursive): Set to 450
4243 (max-inline-insns-recursive-auto): Set to 450.
4244 (large-function-insns): Set to 2700.
4245 (inline-call-cost): New parameter.
4246 * tree-inline.c (estimate_move_cost): New function.
4247 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4248 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4250 * tree-inline.h (estimate_move_cost): Declare.
4251 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4252 (max-inline-insns-auto): Change default to 90.
4253 (max-inline-insns-recursive): Change default to 450
4254 (max-inline-insns-recursive-auto): Change default to 450.
4255 (large-function-insns): Change default to 2700.
4256 (inline-call-cost): Document new parameter.
4258 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4260 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4261 (TARGET_DEFAULT): Delete.
4262 * config/i860/i860.opt: New file.
4264 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4266 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4267 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4268 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4269 (frv_sched_lookahead): Delete.
4270 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4271 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4272 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4273 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4274 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4275 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4276 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4277 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4278 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4279 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4280 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4281 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4282 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4283 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4284 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4285 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4286 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4287 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4288 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4289 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4290 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4291 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4292 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4293 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4294 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4295 (frv_sched_lookahead): Delete.
4296 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4297 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4298 (frv_handle_option): New function. Move -mcpu= handling from...
4299 (frv_override_options): ...here. Remove handling of other
4301 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4302 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4303 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4304 and TARGET_NO_MULTI_CE.
4305 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4306 !TARGET_VLIW_BRANCH.
4307 * config/frv/frv.opt: New file.
4309 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4311 * fold-const.c (fold_ternary): Take decomposed arguments of
4313 (fold): Update a call to fold_ternary.
4315 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4316 * tree.h: Add corresponding prototypes.
4318 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4321 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4322 between jump table and its label.
4323 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4324 resp. ADDR_DIFF_VEC and the label preceeding it.
4325 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4326 is emitted in the right section.
4328 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4330 * fold-const.c (fold_unary, fold_binary): Update comments
4333 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4335 PR rtl-optimization/20527
4336 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4337 REG_INC note, test that the register also isn't mentioned in PRED
4340 2005-03-22 Ben Elliston <bje@au.ibm.com>
4342 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4345 2005-03-21 Mike Stump <mrs@apple.com>
4347 * varasm.c (default_assemble_visibility): Remove extra ().
4349 2005-03-21 Roger Sayle <roger@eyesopen.com>
4352 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4353 to determine whether a block can be duplicated, rather than test
4354 whether the block contains noncopyable insns ourselves.
4356 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4358 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4361 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4363 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4365 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4367 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4368 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4369 * config/fr30/fr30.opt: New file.
4371 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4373 Fix PR tree-optimization/20542
4375 * tree-flow-inline.h (overlap_subvar): Move to here.
4376 * tree-ssa-operands.c: From here.
4377 * tree-flow.h (overlap_subvar): Declare.
4378 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4379 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4380 for variables with subvars.
4382 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4385 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4386 * modulo-sched.c (const_iteration_count): Return on NULL
4388 (print_node_sched_params): Return on NULL dump_file.
4389 (generate_reg_moves): Handle reg-anti dependencies and disregard
4390 closing branch when generating register moves.
4391 (sms_schedule): Mark the SMSed block dirty.
4392 * passes.c (rest_of_handle_sms): Call update_life_info for all
4394 * testsuite/gcc.dg/20050321-1.c: New test.
4396 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4398 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4399 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4400 movqi_internal): Likewise.
4402 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4404 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4405 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4406 xtensa_b4const): Delete prototypes.
4407 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4408 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4409 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4410 xtensa_extra_constraint): New prototypes.
4411 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4412 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4413 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4414 move_operand, const_float_1_operand, fpmem_offset_operand,
4415 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4416 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4417 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4418 argument type to HOST_WIDE_INT.
4419 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4420 xtensa_mask_immediate): Likewise.
4421 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4422 Likewise. Also make these functions static.
4423 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4424 (xtensa_const_ok_for_letter_p): New.
4425 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4426 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4427 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4428 move_operand, const_float_1_operand, fpmem_offset_operand,
4429 branch_operator, ubranch_operator, boolean_operator): Move to
4431 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4432 (xtensa_mem_offset): Change return type to bool.
4433 (xtensa_extra_constraint): New.
4434 (gen_int_relational): Update type of const_range_p function pointer.
4435 Use xtensa_b4const_or_zero.
4436 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4437 xtensa_const_ok_for_letter_p. Update comments.
4438 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4439 (PREDICATE_CODES): Delete.
4440 * config/xtensa/xtensa.md: Include predicates.md.
4441 * config/xtensa/predicates.md: New file.
4443 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4445 * config/v850/v850-protos.h: Remove the prototypes for
4446 reg_or_int9_operand, reg_or_const_operand,
4447 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4448 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4449 movsi_source_operand, power_of_two_operand,
4450 not_power_of_two_operand, special_symbolref_operand,
4451 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4452 register_is_ok_for_epilogue.
4453 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4454 reg_or_int9_operand, reg_or_const_operand,
4455 call_address_operand, special_symbolref_operand,
4456 movsi_source_operand, power_of_two_operand,
4457 not_power_of_two_operand, register_is_ok_for_epilogue,
4458 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4459 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4461 * config/v850/v850.h (PREDICATE_CODES): Remove.
4462 * config/v850/v850.md: Include predicates.md.
4463 * config/v850/predicates.md: New.
4465 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4467 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4468 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4469 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4470 (itoolsdir, itoolsdatadir): Move definition above new first use.
4471 (install-itoolsdirs): New rule.
4472 (install-mkheaders): Depend on install-itoolsdirs, not
4473 install-include-dir.
4475 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4477 * tree-into-ssa.c: Remove obsolete comments.
4479 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4481 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4482 unrolling if -fpeel-loops is specified, too.
4483 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4484 Remove superfluous check for flag_unroll_loops.
4486 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4488 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4489 (lrint_optab, llrint_optab): Define corresponding macros.
4490 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4491 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4492 pattern and llrint_optab using llrintdi2 patterns.
4493 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4494 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4495 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4496 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4497 flag_unsafe_math_optimizations is set.
4499 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4501 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4502 simplify_logical, if_then_else_cond, known_cond,
4503 simplify_comparison): Adjust calls to reverse_comparison.
4504 Don't use combine_reversed_comparison_code).
4505 (combine_reversed_comparison_code): Remove.
4506 (reversed_comparison): Using reversed_comparison_code, move it...
4507 * jump.c (reversed_comparison): ... here.
4508 * rtl.h (reversed_comparison): Add prototype.
4510 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4512 * builtins.c (fold_builtin): Take decomposed arguments of
4514 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4515 * gimplify.c (gimplify_call_expr): Likewise.
4516 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4517 * tree.h: Update the prototype of fold_builtin.
4519 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4521 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4522 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4523 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4524 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4525 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4527 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4529 * builtins.c (fold_builtin_1): Take decomposed arguments of
4531 (fold_builtin): Update a call to fold_builtin_1.
4533 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4536 * gcov.c (output_lines): Only output function block summary when
4537 outputting branch information.
4538 * doc/gcov.texi: Document format of preamble and additional block
4541 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4543 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4544 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4545 the defaults false if BITS_PER_UNIT != 8.
4546 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4547 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4548 than BITS_PER_UNIT != 8.
4549 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4550 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4551 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4553 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4554 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4556 2005-03-20 Roger Sayle <roger@eyesopen.com>
4559 * fold-const.c (fold_binary): Fix type mismatch between
4560 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4561 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4562 for non-truth-valued expressions.
4564 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4565 and FUNCTION_DECL in the main switch.
4566 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4567 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4568 we also need to convert their operands to match.
4569 <TRUTH_NOT_EXPR>: Likewise.
4571 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4573 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4574 diagnostic without checking whether an lvalue.
4575 * c-common.h (lvalue_p): Remove.
4576 (enum lvalue_use): Update comment.
4577 (lvalue_or_else): Replace by lvalue_error.
4578 * c-typeck.c (lvalue_p): Make static.
4579 (lvalue_or_else): New. Call lvalue_error.
4581 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4583 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4584 (function_arg_advance): Use rs6000_parm_start.
4585 (function_arg, rs6000_arg_partial_bytes): Likewise.
4587 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4589 * c-common.c (check_case_value): Adjust comment about stripping
4591 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4592 * c-typeck.c (default_conversion, convert_arguments,
4593 build_modify_expr, convert_for_assignment, store_init_value,
4594 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4595 manually. Remove inaccurate comments.
4597 2005-03-20 Roger Sayle <roger@eyesopen.com>
4598 Joseph S. Myers <joseph@codesourcery.com>
4600 * varasm.c (do_assemble_alias): Restore comment describing function.
4601 Annotate the target parameter as potentially unused.
4603 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4606 * config/avr/avr.c (avr_output_function_prologue): Do not use
4607 current_function_name() in a label, use a local label instead.
4609 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4611 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4612 flag_finite_math_only, not flag_unsafe_math_optimizations.
4614 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4616 * builtins.c (fold_builtin_1): Update a call to
4617 targetm.fold_builtin.
4618 * hooks.c (hook_tree_tree_bool_null): Rename to
4619 hook_tree_tree_tree_bool_null. Take one more argument of type
4621 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4622 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4623 hook_tree_tree_tree_bool_null.
4624 * target.h (gcc_target): Update the prototype of fold_builtin.
4625 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4626 arguments of CALL_EXPR.
4627 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4630 2005-03-20 Jan Hubicka <jh@suse.cz>
4632 * cgraph.h (cgraph_node): Add prev_clone pointer.
4633 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4634 (cgraph_clone_node): Produce doubly linked chain.
4636 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4638 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4639 get_nonnull_operand, handle_sentinel_attribute,
4640 check_function_arguments_recurse): Do not strip NOPS from
4642 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4644 * c-format.c (get_constant): Likewise.
4645 * c-parser.c (c_parser_postfix_expression): Likewise.
4646 * c-typeck.c (set_init_index): Likewise.
4647 (convert_arguments): Don't check for NOP_EXPR containing integer
4650 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4652 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4653 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4654 Take decomposed arguments of CALL_EXPR.
4655 (fold_builtin_1): Update calls to the functions mentioned
4658 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4660 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4661 width to have integer type.
4662 (build_enumerator): Require enumerator value to have integer type.
4664 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4666 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4669 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4671 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4672 std=iso9899:199x): Correct descriptions.
4674 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4676 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4679 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4681 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4683 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4684 fold_builtin_memcpy.
4686 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4687 arguments of CALL_EXPR.
4688 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4689 fold_builtin_found, fold_builtin_1): Update calls to
4690 fold_trunc_transparent_mathfn.
4692 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4695 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4696 function pointers on targets that require function pointer
4698 (fold_sign_changed_comparison): Likewise.
4700 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4702 * combine.c (try_combine): When changing the mode of a hard reg, make
4703 sure that doing so is valid.
4705 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4707 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4708 (TARGET_HANDLE_OPTION): Override default.
4709 (avr_handle_option): New function.
4710 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4711 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4712 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4713 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4714 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4715 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4716 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4717 (TARGET_OPTIONS): Delete.
4718 * config/avr/avr.opt: New file.
4720 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4722 * config/m32r/m32r-protos.h: Remove the prototypes for
4723 call_address_operand, symbolic_operand, seth_add3_operand,
4724 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4725 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4726 two_insn_const_operand, move_src_operand,
4727 move_double_src_operand, move_dest_operand,
4728 eqne_comparison_operator, signed_comparison_operator,
4729 large_insn_p, conditional_move_operand, carry_compare_operand,
4730 m32r_block_immediate_operand, extend_operand,
4731 reg_or_eq_int16_operand, int8_operand, and
4732 reg_or_zero_operand.
4733 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4734 seth_add3_operand, int8_operand, cmp_int16_operand,
4735 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4736 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4737 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4738 move_double_src_operand, move_dest_operand,
4739 eqne_comparison_operator, signed_comparison_operator,
4740 extend_operand, small_insn_p, large_insn_p,
4741 conditional_move_operand, carry_compare_operand,
4742 m32r_block_immediate_operand): Move to predicates.md.
4743 (MAX_MOVE_BYTES): Move to m32r.h.
4744 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4745 * config/m32r/m32r.md: Include predicates.md.
4746 * config/m32r/predicates.md: New.
4748 2005-03-18 James E Wilson <wilson@specifixinc.com>
4751 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4754 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4756 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4757 call_address_operand, const_8bit_operand.
4758 * config/mn10300/mn10300.c (call_address_operand,
4759 const_8bit_operand, const_1f_operand): Move to predicates.md.
4760 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4761 * config/mn10300/mn10300.md: Include predicates.md.
4762 * config/mn10300/predicates.md: New.
4764 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4766 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4767 declarations in diagnostics and %E for identifiers, not %s.
4769 2005-03-18 Jan Hubicka <jh@suse.cz>
4770 Dale Johannesen <dalej@apple.com>
4772 * basic-block.h (scale_bbs_frequencies_int,
4773 scale_bbs_frequencies_gcov_type): Declare.
4774 * cfg.c (RDIV): New macro.
4775 (update_bb_frequency_for_threading): Fix.
4776 * basic-block.h (scale_bbs_frequencies_int,
4777 scale_bbs_frequencies_gcov_type): New.
4778 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4779 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4780 scale_bbs_frequencies_int.
4781 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4783 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4785 * config/m32r/m32r-protos.h: Remove the prototypes for
4786 call_address_operand, symbolic_operand, seth_add3_operand,
4787 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4788 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4789 two_insn_const_operand, move_src_operand,
4790 move_double_src_operand, move_dest_operand,
4791 eqne_comparison_operator, signed_comparison_operator,
4792 large_insn_p, conditional_move_operand, carry_compare_operand,
4793 m32r_block_immediate_operand, extend_operand,
4794 reg_or_eq_int16_operand, int8_operand, and
4795 reg_or_zero_operand.
4796 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4797 seth_add3_operand, int8_operand, cmp_int16_operand,
4798 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4799 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4800 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4801 move_double_src_operand, move_dest_operand,
4802 eqne_comparison_operator, signed_comparison_operator,
4803 extend_operand, small_insn_p, large_insn_p,
4804 conditional_move_operand, carry_compare_operand,
4805 m32r_block_immediate_operand): Move to predicates.md.
4806 (MAX_MOVE_BYTES): Move to m32r.h.
4807 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4808 * config/m32r/m32r.md: Include predicates.md.
4809 * config/m32r/predicates.md: New.
4811 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4813 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4814 symbolic_operand, symbolic_memory_operand,
4815 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4816 indexed_memory_operand, move_dest_operand, move_src_operand,
4817 prefetch_cc_operand, prefetch_nocc_operand,
4818 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4819 arith_operand, arith11_operand, pre_cint_operand,
4820 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4821 ireg_operand, int5_operand, uint5_operand, int11_operand,
4822 uint32_operand, arith5_operand, and_operand, ior_operand,
4823 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4824 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4825 shadd_operand, movb_comparison_operator,
4826 cmpib_comparison_operator): Move to predicates.md.
4827 (magic_milli, shadd_constant_p): Make it extern.
4828 * config/pa/pa.h (PREDICATE_CODES): Remove.
4829 * config/pa/pa.md: Include predicates.md.
4830 * config/pa/predicates.md: New.
4832 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4835 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4837 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4838 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4839 config/alpha/freebsd.h, config/alpha/linux.h,
4840 config/alpha/netbsd.h, config/alpha/osf5.h,
4841 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4842 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4843 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4844 doc/cppopts.texi: Update copyright.
4846 2005-03-18 Jan Hubicka <jh@suse.cz>
4849 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4851 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4854 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4856 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4859 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4861 * combine.c (gen_binary): Remove.
4862 (known_cond, simplify_shift_const, find_split_point,
4863 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4864 simplify_logical, expand_field_assignment, extract_left_shift,
4865 force_to_mode, if_then_else_cond, apply_distributive_law,
4866 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4867 simplify_comparison, reversed_comparison): Replace with
4868 simplify_gen_binary, simplify_gen_relational or
4869 distribute_and_simplify_rtx.
4870 (distribute_and_simplify_rtx): New function.
4872 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4873 Paolo Bonzini <gcc.gnu.org>
4875 * calls.c (setjmp_call_p, special_function_p): Update comments
4876 at the head of the functions.
4878 2005-03-18 Jan Hubicka <jh@suse.cz>
4880 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4882 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4883 function body should be released; do not proactively release function
4884 bodies in non-unit-at-a-time mode.
4886 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4888 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4889 mno-fp-ret-in-387 multilib variants.
4891 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4893 * common.opt (m): Remove.
4894 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4896 (common_handle_option): Remove OPT_m case.
4898 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4900 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4902 (fold_builtin_1): Update a call to fold_builtin_bitop.
4904 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4906 (fold_builtin_1): Update a call to fold_builtin_signbit.
4908 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4910 PR tree-optimization/20474
4911 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4912 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4914 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4916 * config/h8300/h8300-protos.h: Remove prototypes for
4917 general_operand_src, general_operand_dst, single_one_operand,
4918 single_zero_operand, call_insn_operand,
4919 two_insn_adds_subs_operand, small_call_insn_operand,
4920 jump_address_operand, bit_operand, bit_memory_operand,
4921 stack_pointer_operand, const_int_gt_2_operand,
4922 const_int_ge_8_operand, const_int_qi_operand,
4923 const_int_hi_operand, incdec_operand, bit_operator,
4924 nshift_operator, eqne_operator, gtle_operator,
4925 gtuleu_operator, iorxor_operator.
4926 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4927 h8300_ldm_stm_parallel.
4928 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4930 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4931 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4932 (h8300_ldm_stm_parallel): Make it extern.
4933 (h8300_ldm_parallel, h8300_stm_parallel,
4934 h8300_return_parallel, general_operand_src,
4935 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4936 nibble_operand, reg_or_nibble_operand, single_one_operand,
4937 single_zero_operand, call_insn_operand,
4938 two_insn_adds_subs_operand, small_call_insn_operand,
4939 jump_address_operand, bit_operand, bit_memory_operand,
4940 stack_pointer_operand, const_int_gt_2_operand,
4941 const_int_ge_8_operand, const_int_qi_operand,
4942 const_int_hi_operand, incdec_operand, eqne_operator,
4943 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4944 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4945 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4946 nshift_operator): Move to predicates.md.
4947 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4948 * config/h8300/h8300.md: Include predicates.md.
4949 * config/h8300/predicates.md: New.
4951 2005-03-17 Richard Henderson <rth@redhat.com>
4953 * config.gcc (ia64*-*-hpux*): Add extra_options.
4954 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4955 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4956 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4957 (ia64_tls_size_string, ia64_tune_string): Remove.
4958 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4959 (TARGET_DEFAULT_TARGET_FLAGS): New.
4960 (TARGET_HANDLE_OPTION): New.
4961 (ia64_override_options): Move options parsing ...
4962 (ia64_handle_option): ... here. New.
4963 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4964 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4965 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4966 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4967 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4968 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4969 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4970 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4971 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4972 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4973 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4974 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4975 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4976 TARGET_EARLY_STOP_BITS): Remove.
4977 (TARGET_ILP32): Default false.
4978 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4979 (enum ia64_inline_type): New.
4980 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4981 * config/ia64/ia64.md: Update for new definitions of
4982 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4983 * config/ia64/ia64.opt: New file.
4984 * config/ia64/ilp32.opt: New file.
4986 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4989 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4991 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4993 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4994 instead of MASK_H8300S.
4995 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4996 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4997 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4998 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4999 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
5000 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
5001 TARGET_SWITCHES): Remove.
5002 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
5004 * config/h8300/h8300.opt: New.
5006 * config/alpha/alpha.opt, config/arc/arc.opt,
5007 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
5010 2005-03-17 Ian Lance Taylor <ian@airs.com>
5014 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
5016 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
5017 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
5018 (TARGET_HANDLE_OPTION): Override default.
5019 (arc_handle_option): New function.
5020 (arc_init): Remove code to set arch_cpu_string.
5021 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
5022 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
5023 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
5024 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
5025 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
5026 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
5027 (arc_rodata_string, TARGET_OPTIONS): Delete.
5028 * config/arc/arc.opt: New file.
5030 2005-03-17 Richard Henderson <rth@redhat.com>
5032 * doc/extend.texi (Weak Pragmas): New section.
5033 (attribute alias): Clarify that target must be in the same
5036 2005-03-17 Richard Henderson <rth@redhat.com>
5038 * config/alpha/alpha.opt: New file.
5039 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
5041 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
5042 alpha_fprm_string, alpha_fptm_string): Make static.
5043 (alpha_tls_size_string): Remove.
5044 (alpha_handle_option): New.
5045 (override_options): Update for alpha_cpu/alpha_tune split.
5046 (alpha_file_start): Likewise.
5047 (TARGET_DEFAULT_TARGET_FLAGS): New.
5048 (TARGET_HANDLE_OPTION): New.
5049 * config/alpha/alpha.h (alpha_tune): Declare.
5050 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
5051 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
5052 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
5053 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
5054 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
5055 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
5056 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
5057 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
5058 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
5059 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
5060 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
5061 (TARGET_DEFAULT): Remove MASK_FP.
5062 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
5063 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
5064 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
5065 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
5066 alpha_tls_size_string): Remove.
5067 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
5068 (attribute tune): Rename from attribute cpu.
5069 * config/alpha/ev4.md: Update to match.
5070 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
5071 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
5072 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
5073 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
5074 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
5075 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
5077 2005-03-16 James E. Wilson <wilson@specifixinc.com>
5079 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
5080 and return without creating new state if before_nops_num is nonzero.
5081 * config/ia64/ia64.md (first_insn): New attribute.
5082 (alloc): Set it to yes.
5084 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5086 * tree-vectorizer.c (new_vec_stmt_info): Initialize
5087 STMT_VINFO_SUBVARS to NULL.
5088 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5090 2005-03-16 Dale Johannesen <dalej@apple.com>
5092 * rtlanal.c (find_first_parameter_load): Rewrite to
5093 return actual first param load or the call if none,
5094 instead of first in block, when not all loads exist.
5096 2005-03-16 Roger Sayle <roger@eyesopen.com>
5098 * optabs.c (expand_copysign_absneg): Make static.
5099 * optabs.h (expand_copysign_absneg): Delete prototype.
5100 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
5102 2005-03-16 Richard Henderson <rth@redhat.com>
5105 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
5106 (alias_pairs): Rename from output_defs.
5107 (find_decl_and_mark_needed): Split out from assemble_alias.
5108 (do_assemble_alias): New.
5109 (assemble_output_def): Remove.
5110 (finish_aliases_1, finish_aliases_2): New.
5111 (process_pending_assemble_output_defs): Remove.
5112 (assemble_alias): Defer aliases for which we don't yet have a
5113 non-external decl for the target symbol.
5114 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5115 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5116 * toplev.c (compile_file): Use finish_aliases_2 instead of
5117 process_pending_assemble_output_defs.
5118 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5119 (process_pending_assemble_output_defs): Remove.
5121 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5123 Fix PR tree-optimization/20489
5125 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5126 for empty structures.
5128 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5130 Fix PR tree-optimization/20490
5132 * tree-ssa-pre.c (create_expression_by_pieces): Use
5133 force_gimple_operand on result of fold.
5135 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5137 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5138 of closing parenthesis.
5140 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5142 * builtins.c (expand_movstr): Update a call to
5143 fold_builtin_strcpy.
5144 (expand_builtin_strncpy): Update a call to
5145 fold_builtin_strncpy.
5146 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5147 arguments of CALL_EXPR.
5148 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5149 fold_builtin_strncpy.
5150 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5151 * tree.h: Update the prototypes of fold_builtin_strcpy and
5152 fold_builtin_strncpy.
5154 2005-03-16 Steven Bosscher <stevenb@suse.de>
5155 Dorit Naishlos <dorit@il.ibm.com>
5157 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5158 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5161 2005-03-16 Steven Bosscher <stevenb@suse.de>
5163 * tree-inline.c (walk_type_fields, walk_tree,
5164 walk_tree_without_duplicates): Move from here...
5165 * tree.c: ...to here.
5167 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5169 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5170 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5171 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5172 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5173 (version): Define using $(BASEVER_c).
5174 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5176 (version.o): Depend on version files; add custom generation command.
5177 (prefix.o): Define BASEVER on command line.
5178 (s-iov): Depend on version files; adjust command.
5179 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5181 (gcc-vers.texi): New rule.
5182 (doc/%.info, doc/%.dvi): Add -I . to command line.
5183 (doc/gccinstall.dvi): Likewise.
5184 (PACKAGE): Delete. All uses replaced with "gcc".
5185 * aclocal.m4: Do not include gcc-version.m4.
5186 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5187 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5188 Set is_release based on contents of DEV-PHASE.
5189 Set gcc_version based on contents of BASE-VER.
5190 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5191 * config.in, configure: Regenerate.
5192 * gccbug.in: Determine version of GCC in use at runtime.
5193 * gcov-iov.c: Get version number and development phase from
5194 command line, not by including version.c.
5195 * intl.c: Replace all uses of PACKAGE with "gcc".
5196 * libada-mk.in: Delete unused "gcc_version" variable.
5197 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5198 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5199 commentary to match.
5200 (version_string): Put together from pieces.
5201 * config/alpha/x-vms: Do not use $(gcc_version).
5202 * config/i386/t-nwld: Likewise.
5203 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5204 version-GCC and DEVELOPMENT.
5206 2005-03-15 Roger Sayle <roger@eyesopen.com>
5208 PR tree-optimization/17454
5209 * tree.c (tree_size): Add case for TREE_BINFO.
5210 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5211 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5213 2005-03-15 Roger Sayle <roger@eyesopen.com>
5215 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5216 op1 whilst expanding the signed widenening multiply variant.
5218 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5220 * toplev.c (display_target_options): Avoid unused variable warning if
5221 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5222 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5223 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5224 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5225 (mips_isa_info): New variable.
5226 (mips_parse_cpu): Remove the first argument and leave the caller
5228 (TARGET_HANDLE_OPTION): Override default.
5229 (mips_handle_option): New function. Move option validation code from...
5230 (override_options): ...here. Update calls to mips_parse_cpu.
5231 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5232 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5233 (SUBTARGET_TARGET_OPTIONS): Delete.
5234 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5235 (mno-flush-func, mtune=): New options.
5237 2005-03-15 Roger Sayle <roger@eyesopen.com>
5238 Richard Henderson <rth@redhat.com>
5240 * real.c (c4x_single_format, c4x_extended_format): Provide values
5241 for signbit_ro for c4x's single and extended floating point formats.
5242 * optabs.c (expand_copysign): Use the floating point format's
5243 signbit_ro for expanding via expand_copysign_absneg, and it's
5244 signbit_rw field for expanding via expand_copysign_bit.
5246 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5248 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5249 known_alignment_for_access_p.
5250 (known_alignment_for_access_p): New.
5251 (do_peeling_for_alignment): Field made int instead of bool and renamed
5252 to peeling_for_alignment.
5253 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5254 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5255 functionality used to be in vect_analyze_operations.
5256 (vect_analyze_operations): Code to determine vectorization factor was
5257 moved to vect_determine_vectorization_factor.
5258 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5259 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5261 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5262 be part of vect_analyze_operations).
5263 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5264 creating the guard condition, as the number of iterations may be
5266 (slpeel_tree_peel_loop_to_edge): Use new name of
5267 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5268 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5269 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5270 (vect_do_peeling_for_alignment): Use fold.
5271 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5273 (vect_update_inits_of_dr): Renamed to
5274 vect_update_init_of_dr.
5275 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5276 (vectorizable_store): Fix assertion to use == instead of =.
5278 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5280 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5281 call_used_regs for wCG registers.
5283 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5285 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5286 for non-offsettable memory references to cope with outstanding reload
5287 replacements, take 2.
5289 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5292 * config/i386/i386.h (x86_fisttp): New.
5293 (TARGET_FISTTP): New macro.
5294 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5295 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5296 instruction when fisttp flag is set.
5297 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5299 * config/i386/i386.md (type attribute): Add fisttp.
5300 (unit attribute): Set to i387 for fisttp type.
5301 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5302 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5304 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5305 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5307 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5308 patterns for TARGET_FISTTP. Enable patterns for
5309 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5310 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5311 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5312 implement fisttp x87 insn.
5313 (fix_trunc*_i387_fisttp splitters): New patterns.
5314 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5315 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5316 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5318 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5319 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5320 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5321 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5322 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5323 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5324 Disable patterns for TARGET_FISTTP.
5325 (fix_trunc*_i387 splitters): Implement usign mode macros.
5326 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5327 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5328 (fix_trunx*_sse peephole2s): Implement using mode macros.
5330 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5332 PR rtl-optimization/20291
5333 * combine.c (try_combine): If splitting fails, re-try with
5334 original combined pattern, i.e. before clobber stripping.
5336 2005-03-14 Eric Christopher <echristo@redhat.com>
5338 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5339 STACK_GROWS_DOWNWARD.
5341 2005-03-14 Roger Sayle <roger@eyesopen.com>
5343 * real.h (struct real_format): Split the signbit field into two
5344 two fields, signbit_ro and signbit_rw.
5345 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5346 mips_double_format, ieee_extended_motorola_format,
5347 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5348 ieee_extended_intel_128_format, ibm_extended_format,
5349 mips_extended_format, ieee_quad_format, mips_quad_format,
5350 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5351 i370_double_format, c4x_single_format, c4x_extended_format,
5352 real_internal_format): Update initializers for new field.
5353 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5354 real_format structure.
5355 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5356 field of the real_format structure.
5358 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5360 Fix PR tree-optimization/20458
5362 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5363 DECL_EXTERNAL on STRUCT_FIELD tags.
5364 (clear_call_clobbered): Ditto.
5365 * tree-ssa-operands.c (note_addressable): Make sure the original
5366 variable doesn't slip into the addressable list if we have
5368 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5371 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5373 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5374 (-fwide-exec-charset): Likewise.
5375 (-finput-charset): Likewise.
5376 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5377 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5378 * c.opt (Wnormalized): New.
5380 2005-03-14 Devang Patel <dpatel@apple.com>
5382 * doc/invoke.texi: Add reference to Visibility document.
5384 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5386 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5387 MASK_SPLIT_ADDRESSES.
5388 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5389 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5390 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5391 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5392 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5393 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5394 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5395 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5396 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5397 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5398 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5399 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5400 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5401 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5402 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5403 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5404 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5405 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5406 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5407 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5408 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5409 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5410 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5411 (TARGET_EXPLICIT_RELOCS): Delete.
5412 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5413 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5414 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5415 (override_options): Set MASK_LONG64 if -mint64 is given and no
5416 -mlongXX option is. Complain about -mint64 -mlong32.
5417 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5418 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5419 * config/mips/mips.opt: New file.
5421 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5423 * config.gcc (extra_options): New variable for listing option files.
5424 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5425 * configure.ac (extra_opt_files): New AC_SUBST variable.
5426 (tm_file_list, tm_include_list): Include options.h first.
5427 * configure: Regenerate.
5428 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5429 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5430 (s-options-h): New rule.
5431 (options.h): Depend on it.
5432 (TEXI_GCCINT_FILES): Add options.texi.
5433 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5434 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5435 * target.h (gcc_target): Add default_target_flags and handle_option.
5436 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5437 (TARGET_HANDLE_OPTION): New macros.
5438 (TARGET_INITIALIZER): Include them.
5439 * opt-functions.awk (opt_args, nth_arg): New functions.
5440 (switch_flags): Handle the "Target" flag.
5442 (var_name): Use opt_args and nth_arg.
5443 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5444 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5445 macros for the "Mask" and "InverseMask" options.
5446 * opts.h (cl_var_cond): New enum.
5447 (cl_option): Replace the "has_set_value" and "set_value" fields with
5448 "var_cond" and "var_value".
5449 (CL_TARGET): New macro.
5450 (option_enabled, print_filtered_help): Declare.
5451 (decode_options): Move definition.
5452 * opts.c (handle_option): Search for the original option before
5453 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5454 var_cond and var_value fields. Use targetm.handle_option to handle
5456 (decode_options): Set target_flags to targetm.default_target_flags.
5457 (print_filtered_help): Make global. Handle CL_TARGET.
5458 (option_enabled): New function.
5459 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5460 (display_target_options, set_target_switch, print_switch_values)
5461 (default_pch_valid_p): Guard uses of target_switches with
5462 #ifdef TARGET_SWITCHES. Also...
5463 (display_target_options): Display the CL_TARGET entries in cl_options.
5464 (set_target_option): Don't complain about the "" option when
5465 TARGET_SWITCHES is undefined.
5466 (print_switch_values): Use option_enabled.
5467 (default_pch_valid_p): Check cl_options[] when looking for something
5468 that has changed the value of target_flags.
5469 * c.opt: Remove documentation from top of file.
5470 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5471 * doc/sourecebuild.texi: Refer to the new options documentation
5472 instead of c.opt. Document machine-specific .opt files.
5473 * doc/tm.texi (target_flags): Say that this variable is declared
5475 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5476 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5478 * doc/options.texi: New file.
5480 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5483 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5486 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5489 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5490 temporary variable of pointer type if an lvalues is required.
5491 (gimplify_modify_expr_rhs): Request an rvalue from it.
5492 (gimplify_expr): Pass fallback on.
5494 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5496 * cfgbuild.c: Update comments.
5498 2005-03-14 Roger Sayle <roger@eyesopen.com>
5500 PR rtl-optimization/17236
5501 * optabs.c (expand_doubleword_mult): New helper function split out
5502 from expand_binop. Permute the order in which instructions are
5503 emitted to minimize the number of simultaneously live registers.
5504 (expand_binop): Call expand_doubleword_mult to synthesize a double
5505 word multiplication.
5507 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5509 * basic-block.h: Update the prototypes of cached_make_edge and
5511 * cfg.c (cached_make_edge): Take edge_cache representing one
5512 row of the adjacency matrix of edges.
5513 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5514 (make_edges): Initialize edge_cache to represent one row of
5515 the adjacency matrix of edges.
5517 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5519 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5521 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5522 Remove unused removed_phis variable.
5523 (conditional_replacement): Use build1/build2.
5524 (abs_replacement): Use last_and_only_stmt and build1/build2.
5526 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5528 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5529 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5530 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5531 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5532 * c-common.c (handle_novops_attribute): New function.
5533 (c_common_attribute_table): Add "no vops" entry.
5534 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5535 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5536 * tree-ssa-operands.c (get_call_expr_operands): Do not
5537 create virtual operands for calls with ECF_NOVOPS flag.
5538 * tree.h (DECL_IS_NOVOPS): New macro.
5539 (struct tree_decl): Add novops_flag.
5540 (ECF_NOVOPS): New constant.
5542 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5545 * config/i386/i386.c (x86_use_himode_fiop): New.
5546 (x86_use_simode_fiop): Rename from x86_use_fiop.
5547 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5548 (TARGET_USE_HIMODE_FIOP): New.
5549 (x86_use_simode_fiop): Rename from x86_use_fiop.
5550 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5552 * config/i386/i386.md (X87MODEI12): New mode macro define.
5553 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5554 to implement x87 FP compare with HImode input operands.
5555 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5556 Use X87MODEI12 mode macro to handle HImode input operands.
5557 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5558 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5559 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5560 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5561 macro to implement x87 operators with HImode input operands.
5562 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5565 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5567 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5569 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5570 constants invariant.
5572 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5574 * basic-block.h (BB_VISITED): Removed.
5575 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5577 2005-03-14 Falk Hueffner <falk@debian.org>
5580 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5582 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5584 * ggc-zone.c: Fix comment typos.
5586 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5587 stringpool.c, config/mips/mips-protos.h: Update copyright.
5589 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5591 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5592 throughout with its typedef, "rtx".
5593 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5594 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5595 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5596 regs in comment to match code.
5598 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5600 * except.c (check_handled): Make it static.
5601 * except.h: Remove the corresponding prototype.
5603 * function.c (get_func_frame_size): Make it static.
5604 * function.h: Remove the corresponding type.
5606 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5608 * hard-reg-set.h: Remove the corresponding declarations.
5610 * tree-cfg.c (verify_stmts): Check that
5611 bb_for_stmt (stmt) == bb for every PHI node and statement.
5613 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5615 * config.gcc: Remove excess indentation.
5616 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5618 2005-03-13 Roger Sayle <roger@eyesopen.com>
5621 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5622 * fold-const.c (fold_sign_changed_comparison): Likewise.
5623 (fold_binary): Optimize comparisons against widened operands if
5624 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5626 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5628 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5629 (sparc_override_options): Initialize it.
5630 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5632 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5634 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5635 (reg_or_none500mem_operand): New predicate.
5636 (zero_reg_mem_operand): New predicate.
5637 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5638 to reg_or_none500mem_operand.
5639 (extendsfdf2_fpr): Add MEM alternative.
5640 (extenddftf2_internal): Change operand2 predicate to
5641 zero_reg_mem_operand.
5643 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5645 * ggc-zone.c: Rewritten.
5647 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5649 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5650 * config.in: Regenerated.
5651 * configure: Regenerated.
5652 * gengtype.c (write_types_process_field, write_func_for_structure):
5653 Pass new argument to gt_pch_note_object.
5654 * ggc-common.c (struct ptr_data): Add TYPE.
5655 (gt_pch_note_object): Take TYPE argument and save it.
5656 (call_count): Update call to ggc_pch_count_object.
5657 (call_alloc): Update call to ggc_pch_alloc_object.
5658 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5660 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5661 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5662 (ggc_alloc_zone_stat): Delete.
5663 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5664 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5665 (ggc_pch_alloc_object): Update prototypes.
5666 (garbage_zone): Delete.
5667 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5668 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5670 (tree_id_zone): New variable.
5671 (ggc_alloc_cleared_zone): Remove unused.
5672 (ggc_alloc_zone): Define.
5673 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5674 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5675 ggc_alloc_zone_stat.
5676 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5677 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5678 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5679 (make_node_stat): Likewise. Use tree_id_zone.
5681 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5682 Joseph S. Myers <joseph@codesourcery.com>
5684 * configure.ac: Check for MIPS TLS.
5685 * configure: Regenerated.
5686 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5687 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5688 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5689 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5690 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5691 (mips_classify_symbol, mips_symbolic_constant_p)
5692 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5693 (mips_tls_operand_p, mips_call_tls_get_addr)
5694 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5695 (mips_tls_symbol_ref_1): New functions.
5696 (mips_legitimize_address, mips_legitimize_const_move): Call
5697 mips_legitimize_tls_address.
5698 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5700 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5701 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5702 (mips_char_to_class): Document V1_REG.
5703 (HAVE_AS_TLS): Provide default.
5704 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5706 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5708 (tls_get_tp_<mode>): New instruction.
5710 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5712 * configure.ac: Update checks for target tools.
5713 * configure: Regenerated.
5715 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5717 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5719 2005-03-13 Roger Sayle <roger@eyesopen.com>
5721 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5722 more classes of DImode multiplication by constant. Allow both
5723 multiplication by small negative constants (by performing a
5724 multiplication by a positive constant and negating the result) and
5725 multiplications by large powers of two, by using a left shift.
5727 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5729 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5730 of basic blocks into work_stack.
5732 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5733 config/mips/vr.h: Update copyright.
5735 * c-decl.c (c_init_decl_processing): Remove useless calls to
5736 build_function_type.
5738 * builtins.c (fold_trunc_transparent_mathfn,
5739 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5740 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5741 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5742 fold_builtin_strcpy, fold_builtin_strncpy,
5743 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5746 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5749 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5750 variable determinant.
5752 * tree-cfg.c (group_case_labels): Remove local variable type.
5754 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5757 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5760 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5763 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5764 (*movmemqi_insn): Delete.
5765 (*movmemhi): Delete.
5767 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5769 * builtins.c (fold_builtin_classify): Take decomposed
5770 arguments of CALL_EXPR.
5771 (fold_builtin_1): Update a call to fold_builtin_classify.
5773 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5776 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5777 through into call to parser_xref_tag after parse error.
5778 (c_parser_struct_declaration): Consistently return NULL_TREE on
5781 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5783 * tree-flow-inline.h (ref_contains_array_ref): New function.
5784 (lookup_subvars_for_var): Ditto.
5785 (get_subvars_for_var): Ditto.
5786 (var_can_have_subvars): Ditto.
5788 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5789 (struct subvar): New type.
5791 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5793 * tree-optimize.c (init_tree_optimization_passes): Call
5794 pass_create_structure_vars.
5796 * tree-ssa-alias.c: Include vec.h.
5797 (init_alias_info): Don't auto-clear call clobbered on struct-field
5799 (compute_flow_insensitive_aliasing): Handle subvars.
5800 (group_aliases): Handle STRUCT_FIELD aliases.
5801 (setup_pointers_and_addressables): Ditto.
5802 Don't mark variables non-addressable if they still have
5803 addressable subvars.
5804 Also mark subvars addressable when the real variable is marked
5806 (add_pointed_to_var): Try to prune the pointed-to set by only
5807 pointing to subvars when possible.
5808 Otherwise, make sure we set addresses_needed and pt_vars to
5809 properly include subvars.
5810 (bitpos_of_field): New function.
5811 (push_fields_onto_fieldstack): Ditto.
5812 (get_or_create_used_part_for): Ditto.
5813 (create_overlap_variables_for): Ditto.
5814 (find_used_portions): Ditto.
5815 (create_structure_vars): Ditto.
5816 (pass_create_structure_vars): New structure.
5818 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5819 (get_expr_operands): Handle subvars. Also try to turn
5820 COMPONENT_REF accesses into must-defs now that we can accurately
5822 (note_addressable): Try to only mark as addressable those subvars
5823 we know a COMPONENT_REF touches.
5824 (overlap_subvar): New function.
5826 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5827 Handle subvar storing.
5828 (vect_address_analysis): Update caller of vect_object_analysis.
5830 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5832 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5833 (STMT_VINFO_SUBVARS): New macro.
5835 * common.opts: add flag_tree_salias.
5837 * opts.c (decode_options): flag_tree_salias defaults to on.
5839 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5841 * doc/tree-ssa.texi: Document structural alias analysis.
5843 2005-03-12 Steven Bosscher <stevenb@suse.de>
5845 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5846 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5847 * tree-ssa-operands.c (get_expr_operands): Likewise.
5848 (get_expr_operands): Likewise for ERROR_MARK.
5850 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5852 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5855 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5858 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5859 (mark_operand_necessary): Remove local variable ver.
5861 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5862 variable prefix_len.
5864 * value-prof.c (mod_subtract_transform): Remove local variable
5867 * builtins.c (fold_builtin_exponent): Take decomposed
5868 arguments of CALL_EXPR.
5869 (fold_builtin_1): Update a call to fold_builtin_exponent.
5871 * builtins.c (fold_builtin_logarithm): Take decomposed
5872 arguments of CALL_EXPR.
5873 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5875 * c-decl.c (c_init_decl_processing): Remove local variables
5876 ptr_ftype_void and ptr_ftype_ptr.
5878 * gimplify.c (gimplify_expr): Remove local variables r0 and
5881 * reg-stack.c (move_for_stack_reg): Remove local variable
5883 (compare_for_stack_reg): Remove local variable flags_user.
5884 (convert_regs_1): Remove local variable deleted.
5886 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5888 (combine_blocks): Remove local variables exits and new_e.
5890 * tree-inline.c (expand_call_inline): Remove local variable
5893 * tree-ssa-live.c (create_ssa_var_map,
5894 calculate_live_on_entry): Remove local variable snn.
5896 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5898 * c-lex.c (c_lex_with_flags): Add parameter to call to
5901 2005-03-11 Per Bothner <per@bothner.com>
5903 * c-tree.h (struct c_declarator): New id_loc field.
5904 * c-pragma.h (c_lex_with_flags): Take position reference.
5905 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5906 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5907 (c_lex): Pass dummy location to c_lex_with_flags.
5908 * c-parser.c (c_lex_one_token): Set c_token's location using
5909 c_lex_with_flags, instead of input_location, which might be "ahead".
5910 (c_parser_direct_declarator): Set declarator's id_loc from
5912 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5913 declarator's id_loc, rather than probably-imprecise input_location.
5914 (build_id_declarator): Initialize c_declarator's id_loc field.
5916 2005-03-11 Roger Sayle <roger@eyesopen.com>
5919 * builtins.c (expand_builtin_signbit): Force the signbit's word
5920 into an integer register to avoid SUBREGs of floating point modes.
5922 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5924 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5925 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5926 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5927 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5929 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5931 PR rtl-optimization/20306
5932 * expr.c (emit_move_complex): Set try_int false if mode is
5933 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5934 emit_block_move if try_int is true.
5936 2005-03-11 Richard Henderson <rth@redhat.com>
5939 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5940 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5943 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5945 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5946 (TARGET_FIX_VR4130): New macro.
5947 (TARGET_OPTIONS): Add -mfix-vr4130.
5948 (ISA_HAS_MACCHI): New macro.
5949 (ASM_SPEC): Add -mfix-vr4130.
5950 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5951 (override_options): Handle mips_fix_vr4130_string.
5952 (mips_avoid_hazards): Clear all_noreorder_p
5953 if we're working around VR4130 errata and the macc alternatives
5955 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5956 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5957 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5958 (MULTILIB_DEFAULTS): Remove leading "march=".
5959 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5960 if no architecture option is given.
5961 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5963 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5964 * doc/invoke.texi: Document -mfix-vr4130.
5966 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5968 * config/mips/mips.c (override_options): Only warn about -mint64
5969 deprecation if TARGET_INT64.
5971 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5973 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5974 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5975 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5976 are non-specific regarding the nonnull parameter positions.
5977 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5978 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5979 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5980 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5982 * builtins.def: Use the non-specific "nonnull" attibute lists.
5984 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5986 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5987 single_pred_edge, single_succ, single_pred): Improve comments.
5989 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5991 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5992 single_pred_edge, single_succ, single_pred): New inline functions.
5993 * bb-reorder.c (rotate_loop, find_traces_1_round,
5994 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5995 duplicate_computed_gotos): Use the single_succ/pred functions.
5996 * cfganal.c (forwarder_block_p): Ditto.
5997 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5998 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5999 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
6000 merge_seq_blocks): Ditto.
6001 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
6002 * cfglayout.c (fixup_reorder_chain): Ditto.
6003 * cfgloop.c (mark_single_exit_loops, update_latch_info,
6004 canonicalize_loop_headers, verify_loop_structure): Ditto.
6005 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
6006 mfb_update_loops, create_preheader, force_single_succ_latches,
6007 create_loop_notes): Ditto.
6008 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
6009 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
6010 commit_one_edge_insertion, purge_dead_edges,
6011 cfg_layout_can_merge_blocks_p): Ditto.
6012 * except.c (sjlj_emit_function_enter): Ditto.
6013 * flow.c (init_propagate_block_info): Ditto.
6014 * function.c (thread_prologue_and_epilogue_insns): Ditto.
6015 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
6016 insert_insn_end_bb): Ditto.
6017 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
6018 find_if_case_2): Ditto.
6019 * lambda-code.c (perfect_nestify): Ditto.
6020 * lcm.c (optimize_mode_switching): Ditto.
6021 * loop-doloop.c (doloop_modify): Ditto.
6022 * loop-init.c (loop_optimizer_init): Ditto.
6023 * loop-iv.c (simplify_using_initial_values): Ditto.
6024 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6025 * loop-unswitch.c (unswitch_loop): Ditto.
6026 * modulo-sched.c (generate_prolog_epilog): Ditto.
6027 * predict.c (combine_predictions_for_insn, estimate_probability,
6028 tree_estimate_probability, last_basic_block_p,
6029 estimate_bb_frequencies): Ditto.
6030 * profile.c (branch_prob): Ditto.
6031 * regrename.c (copyprop_hardreg_forward): Ditto.
6032 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
6033 * tracer.c (layout_superblocks): Ditto.
6034 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
6035 cfg_remove_useless_stmts_bb, cleanup_control_flow,
6036 cleanup_control_expr_graph, disband_implicit_edges,
6037 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
6038 tree_verify_flow_info, tree_make_forwarder_block,
6039 tree_forwarder_block_p, remove_forwarder_block,
6040 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
6041 * tree-if-conv.c (tree_if_conversion): Ditto.
6042 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6043 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
6044 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
6045 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6046 copy_loop_headers): Ditto.
6047 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
6048 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
6049 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
6050 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
6051 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
6052 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
6053 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
6054 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
6055 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
6056 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
6057 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
6058 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
6059 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6060 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
6061 slpeel_add_loop_guard): Ditto.
6063 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
6065 PR tree-optimization/15784
6066 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6069 * stmt.c (expand_case): Don't change index_type. Convert minval
6072 PR tree-optimization/20130
6073 * fold-const.c (fold): Fold x * -1 into -x.
6075 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
6077 PR rtl-optimization/20331
6078 * rtlanal.c (modified_between_p): Check its address first for MEM.
6079 (modified_in_p): Likewise.
6081 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
6083 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
6085 2005-03-10 Steven Bosscher <stevenb@suse.de>
6087 * expr.c (expand_expr_real_1): If possible, use a conditional
6088 move for expanding MIN_EXPR and MAX_EXPR.
6089 Use temp for moving around rtx-en.
6091 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
6094 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
6097 2005-03-10 Roger Sayle <roger@eyesopen.com>
6099 * builtins.c (expand_builtin_signbit): Extend to handle floating
6100 point modes wider than the largest integer type, using the
6101 operand_subword_force function to obtain the signbit's word.
6103 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6106 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6107 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6109 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6111 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6113 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6115 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6117 (perform_edge_inserts): Unconditionally call
6118 free_dominator_info.
6120 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6122 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6124 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6126 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6128 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6130 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6132 (rtl_register_value_prof_hooks,
6133 tree_value_profile_transformations,
6134 tree_register_value_prof_hooks): Likewise.
6135 * var-tracking.c (stack_adjust_offset_pre_post,
6136 variable_htab_free, variable_union, dataflow_set_different_2,
6137 count_uses, variable_was_changed, set_frame_base_location,
6138 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6139 vt_add_function_parameters): Likewise.
6140 * varasm.c (named_section_real, named_section, make_decl_rtl,
6141 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6142 const_hash_1, compare_constant, copy_constant, force_const_mem,
6143 output_constant_pool_2, output_constant_pool_1, output_constant,
6144 output_constructor, make_decl_one_only, decl_tls_model,
6145 default_no_named_section, default_elf_select_section_1,
6146 default_unique_section_1): Likewise.
6147 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6148 * vmsdbgout.c (addr_const_to_string): Likewise.
6151 * function.c (struct assign_parm_data_one): Remove last_named
6153 (assign_parm_find_data_types): Don't determine last_named.
6154 Reorder named_parm determination.
6155 (assign_parms): Only setup varargs on the last non-varadic
6158 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6160 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6161 sda base address on medium model.
6163 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6165 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6166 * cfgloop.c (flow_loop_nodes_find): Export.
6167 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6169 * cfgloopmanip.c (fix_loop_structure): New function.
6170 * predict.c (predict_loops): Clean up the loops information.
6171 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6172 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6174 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6175 (rewrite_into_loop_closed_ssa): Declaration changed.
6176 * tree-loop-linear.c (linear_transform_loops): Add argument to
6177 rewrite_into_loop_closed_ssa call.
6178 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6179 * tree-ssa-loop-im.c (move_computations): Ditto.
6180 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6181 * tree-vectorizer.c (vectorize_loops): Ditto.
6182 * tree-optimize.c: Include cfgloop.h.
6183 (execute_todo): Choose whether to call cleanup_tree_cfg or
6184 cleanup_tree_cfg_loop.
6185 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6186 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6187 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6188 cleanup_tree_cfg_loop call.
6189 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6190 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6191 work on part of cfg.
6193 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6196 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6197 with multiple alternatives.
6199 * stmt.c (parse_output_constraint): Fix a typo.
6201 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6203 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6204 assembly directive instead of deprecated "no-generics".
6206 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6208 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6209 for non-offsettable memory references to cope with outstanding reload
6211 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6212 avoid losing outstanding address reloads.
6213 ("reload_outdi", "reload_outdf"): Likewise.
6215 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6217 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6218 code. Add more cbrt transformations.
6220 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6222 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6224 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6226 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6227 NULL_TREE when a given tree is not simplified.
6228 (fold): Return the original tree when any of the functions
6229 mentioned above NULL_TREE.
6231 * fold-const.c (fold_unary, fold_binary): Take decomposed
6232 arguments, code, type, op0, and op1 in case of fold_binary.
6233 (fold): Update calls to fold_unary and fold_binary.
6235 2005-03-09 Roger Sayle <roger@eyesopen.com>
6237 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6238 a fndecl and an arglist instead of a CALL_EXPR, exp.
6240 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6242 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6244 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6246 * expr.c (expand_assignment): Remove orig_to_rtx.
6248 * fold-const.c (int_const_binop): Remove no_overflow.
6250 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6252 * loop-iv.c (get_biv_step_1): Remove lhs.
6254 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6256 * real.c (real_nan): Remove neg.
6258 * function.c (thread_prologue_and_epilogue_insns): Remove i
6261 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6264 * tree-eh.c (tree_could_trap_p): Remove idx.
6266 * tree-into-ssa.c (ann): Remove ann.
6268 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6270 * tree-sra.c (decide_block_copy): Remove inst_count.
6272 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6274 * tree-ssa-loop-im.c (lhs): Remove.
6276 * cfgbuild.c (state, STATE, SET_STATE,
6277 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6279 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6280 (find_basic_blocks): Set the state of each basic block to
6283 2005-03-08 Jeff Law <law@redhat.com>
6285 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6286 goto results in the removal of edges in the CFG, then we need
6287 to recompute dominators.
6289 2005-03-09 Ben Elliston <bje@au.ibm.com>
6291 * c-common.c (c_do_switch_warnings): Comment fix.
6293 2005-03-08 Julian Brown <julian@codesourcery.com>
6295 * Patch from 2005-03-08 reverted for causing regressions and
6296 ppc-darwin bootstrap failure.
6298 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6300 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6301 Define the real function for ppc-darwin.
6302 * c-typeck.c (convert_arguments): Check for target-specific
6303 invalid argument call to unprototyped function.
6304 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6306 * target.h (invalid_arg_for_unprototyped_fn): New field
6308 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6309 default target hook.
6310 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6313 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6315 * c-typeck.c (constructor_stack, constructor_range_stack,
6316 initializer_stack): Make them static.
6318 * cfg.c (rbi_pool): Make it static.
6320 * gimple-low.c (lower_stmt_body): Make it static.
6321 * tree-flow.h: Remove the corresponding prototype. Don't
6324 * sched-deps.c (cache_size): Make it static.
6326 * stor-layout.c (lang_adjust_rli): Make it static.
6328 2005-03-08 Julian Brown <julian@codesourcery.com>
6330 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6331 from being used for symbols with vague linkage when
6332 HAVE_GAS_COMDAT_GROUP is true.
6334 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6336 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6337 nlabel == JUMP_LABEL (jump).
6339 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6341 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6342 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6343 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6344 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6346 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6349 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6350 * c-common.c (handle_returns_twice): New function.
6351 (c_common_attribute_table): Declare eturns_twice' attribute.
6352 * doc/extend.texi: Document eturns_twice' attribute.
6353 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6354 (struct tree_decl): Add returns_twice_flag.
6356 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6358 * tree-ssa-phiopt.c: Fix a comment typo.
6360 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6361 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6362 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6365 2005-03-08 Richard Henderson <rth@redhat.com>
6367 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6368 builtin codes with ctzdi2, clzdi2, popcountdi2.
6369 (struct alpha_builtin_def): Add is_const.
6370 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6371 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6372 (alpha_init_builtins): Init them. Set nothrow and const attributes
6374 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6375 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6376 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6377 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6378 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6379 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6380 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6381 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6382 (TARGET_FOLD_BUILTIN): New.
6383 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6384 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6386 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6388 2005-03-08 Ira Rosen <irar@il.ibm.com>
6390 PR tree-optimization/20122
6391 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6392 condition of access function instead of base.
6394 2005-03-07 Jeff Law <law@redhat.com>
6395 Steven Bosscher <stevenb@suse.de>
6397 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6398 (find_taken_edge): Call find_taken_edge_computed_goto as
6399 appropriate. Allow any gimple invariant rather than just
6400 INTEGER_CST for VAL.
6401 (cleanup_control_flow): Cleanup a computed goto which has turned
6403 (tree_merge_blocks): If block B has any forced labels, move
6404 them to the start of block A.
6405 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6406 computed gotos as well.
6407 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6408 removal of unnecessary computed gotos too.
6409 (lookup_redirection_data): Fix type of INSERT argument. Callers
6412 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6414 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6415 Remove trailing spaces.
6417 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6418 unshare_all_trees): Make them static.
6419 * tree-gimple.h: Remove the corresponding prototypes.
6421 * diagnostic.h: Remove unused prototype
6422 debug_output_buffer.
6423 * modulo-sched.c: Remove unused prototype
6424 set_row_column_for_ps.
6426 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6427 replace_phi_edge_with_variable): Remove unused variable i.
6429 2005-03-07 Per Bothner <per@bothner.com>
6431 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6433 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6436 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6437 bbs on the COND_EXPR instead of the PHI_NODEs.
6438 (candidate_bb_for_phi_optimization): Remove.
6439 (replace_phi_with_stmt): Rename to ...
6440 (replace_phi_edge_with_variable): this and change so that we
6441 replace the phi argument instead of removing the PHI.
6442 (conditional_replacement): Change so we deal with PHI with more
6444 (value_replacement): Likewise.
6445 (abs_replacement): Likewise.
6447 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6449 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6450 output_e500_flip_gt_bit.
6452 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6454 (rs6000_generate_compare): Fix logic to look at the correct bits.
6455 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6457 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6458 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6459 gen_move_from_CR_gt_bit.
6461 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6462 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6463 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6465 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6466 (E500_CR_IOR_COMPARE): New constant.
6468 2005-03-08 Earl Chew <earl_chew@agilent.com>
6469 David Billinghurst <David.Billinghurst@riotinto.com>
6471 * config/i386/host-cygwin.c: New file to support precompiled
6473 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6474 * config.host: Use above files for cygwin host.
6476 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6478 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6479 ordering ops from earlier change.
6481 2005-03-07 Per Bothner <per@bothner.com>
6483 Various fixes to allow us to again build if --enable-mapped-location:
6484 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6485 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6486 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6487 local variable loc. Change logic appropriately.
6488 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6489 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6490 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6491 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6492 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6494 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6496 PR rtl-optimization/19683
6497 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6498 number of bytes, to smallest_int_for_mode. Fix arguments to
6499 REG_CANNOT_CHANGE_MODE_P.
6501 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6503 * reorg.c (relax_delay_slots): Check that the jump is
6504 conditional before trying to invert it.
6506 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6508 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6511 * calls (stack_arg_under_construction): Make it static.
6513 * flow.c (regs_live_at_setjmp): Make it static.
6514 * flow.h: Remove the corresponding prototype.
6516 * reload1.c (reload_startobj, reload_firstobj,
6517 something_needs_operands_changed, reload_inherited,
6518 reload_inheritance_insn, reload_override_in,
6519 reload_spill_index): Make them static.
6521 * recog.c (verify_changes): Make it static.
6522 * recog.h: Remove the corresponding prototype.
6524 * cfgbuild.c (find_sub_basic_blocks): Remove.
6525 * basic-block.h: Remove the corresponding prototype.
6526 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6528 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6530 * tree-ssa-operands.c (check_build_stmt): Remove.
6532 * stor-layout.c (set_alignment): Remove.
6533 * tree.h: Remove the corresponding prototype.
6535 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6537 * tree-ssa-dce.c (control_dependence_map,
6538 visited_control_parents): Make them static.
6540 * cfghooks.c (verify_flow_info): Remove local variable
6543 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6546 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6548 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6550 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6552 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6554 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6555 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6556 PARALLEL for an empty structure.
6558 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6560 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6562 * fold-const.c (fold_binary): Unroll the very first "for"
6565 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6567 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6568 redundant match_code test.
6569 (scc_comparison_operator): Swap match_operand and match_code
6571 (branch_positive_comparison_operator): Same.
6572 (trap_comparison_operator): Use comparison_operator and swap with
6575 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6578 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6579 (out_movhi_r_mr): Read low byte of volatile MEM first.
6580 (out_movhi_mr_r): Write high byte of volatile MEM first.
6582 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6584 * cselib.c (reg_values, reg_values_size): Make them static.
6586 * cse.c (cse_reg_info_table): Make it static.
6588 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6590 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6592 * cse.c (find_best_addr): Use canon_for_address.
6594 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6596 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6597 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6598 SUBREG and MEM, respectively.
6600 * fold-const.c (fold_binary): Use code instead of t.
6602 * fold-const.c (optimize_minmax_comparison): Take decomposed
6603 arguments code, type, op0, and op1 instead of t.
6604 (fold_binary): Update a call to optimize_minmax_comparison.
6606 * fold-const.c (fold_range_test): Take decomposed arguments
6607 code, type, op0, and op1 instead of t.
6608 (fold_binary): Update a call to fold_range_test.
6610 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6611 decomposed arguments code, type, op0, and op1 instead of t.
6612 (fold_binary): Update a call to fold_range_test.
6614 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6616 * fold-const.c (fold_binary): Avoid directly using the original
6617 expression t as much as possible.
6619 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6621 * c-semantics.c (build_stmt): Use TYPE_P instead of
6622 IS_NON_TYPE_CODE_CLASS.
6623 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6624 (NON_TYPE_CHECK): Use TYPE_P instead of
6625 IS_NON_TYPE_CODE_CLASS.
6627 * fold-const.c (fold): Remove handling of binary expressions.
6629 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6631 * doc/c-tree.texi: Wrap comments in @r{}.
6632 * doc/cpp.texi: Likewise.
6633 * doc/cppinternals.texi: Likewise.
6634 * doc/extend.texi: Likewise.
6635 * doc/md.texi: Likewise.
6636 * doc/objc.texi: Likewise.
6637 * doc/sourcebuild.texi: Likewise.
6638 * doc/tm.texi: Likewise.
6641 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6643 * predict.c (apply_return_prediction): Standardize PHI chain
6645 * tree-ssa.c (ssa_redirect_edge): Likewise.
6647 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6648 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6651 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6652 * tree-flow.h: Adjust the prototype for remove_phi_node.
6653 * lambda-code.c (perfect_nestify): Adjust a call to
6656 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6657 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6659 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6660 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6661 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6662 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6664 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6665 of GEN_INT (trunc_int_for_mode (...)).
6666 * loop-iv.c (iv_number_of_iterations): Likewise.
6667 * postreload.c (reload_cse_move2add): Likewise.
6668 * simplify-rtx.c (simplify_const_unary_operation,
6669 simplify_const_binary_operation): Likewise.
6670 * stor-layout.c (get_mode_bounds): Likewise.
6672 * fold-const.c (fold_binary): New.
6673 (fold): Call fold_binary on binary expressions.
6675 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6677 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6678 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6679 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6680 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6681 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6683 2005-03-04 Devang Patel <dpatel@apple.com>
6685 PR tree-optimization/18815
6686 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6687 loops with zero exit edges.
6689 2005-03-04 Devang Patel <dpatel@apple.com>
6691 * doc/invoke.texi: Remove reference to webpage that does not exist.
6693 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6694 Joseph S. Myers <joseph@codesourcery.com>
6697 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6698 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6699 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6700 * pa.c (get_plabel): Change argument to symbol_ref. Call
6701 maybe_get_identifier instead of get_identifier.
6702 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6703 (struct deferred_plabel): Replace name field with symbol field.
6704 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6705 ASM_OUTPUT_EXTERNAL_REAL is defined.
6706 (output_global_address): Use output_addr_const for output of all
6708 (output_deferred_plabels): Use symbol_ref instead of name for address
6710 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6711 ASM_OUTPUT_SYMBOL_REF): New macros.
6712 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6714 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6717 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6719 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6720 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6722 2005-03-04 Jeff Law <law@redhat.com>
6724 * basic-block.h (rediscover_loops_after_threading): Declare.
6725 * tree-ssa-dom.c: Include cfgloop.h.
6726 (tree_ssa_dominator_optimize): Discover loops and some basic
6727 properties. Remove forwarder blocks recreated by loop header
6728 canonicalization. Also mark backedges in the CFG.
6729 * tree-ssa-threadupdate.c: Include cfgloop.h
6730 (rediscover_loops_after_threading): Define.
6731 (struct local_info): New field, JUMP_THREADED.
6732 (prune_undesirable_thread_requests): New function.
6733 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6734 then record that fact for the callers of redirct_edges.
6735 (thread_block): If BB has incoming backedges, then call
6736 prune_undesirable_thraed_requests. Note when we are
6737 going to have to rediscover loop information. Return a
6738 boolean indicating if any jumps were threaded.
6739 (thread_through_all_blocks): Bubble up boolean indicating
6740 if any jumps were threaded.
6741 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6742 (tree-ssa-threadupdate.o): Similarly.
6744 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6746 * fold-const.c (fold_ternary): Unroll the "for" loop to
6749 2005-03-04 Andrew Haley <aph@redhat.com>
6751 * unwind-dw2-fde-glibc.c (struct
6752 unw_eh_callback_data.check_cache): New field.
6753 (frame_hdr_cache): New.
6754 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6755 Cache frame header info.
6757 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6759 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6760 (print_c_condition): Declare.
6761 * read-rtl.c (ptr_loc): New structure.
6762 (ptr_locs, ptr_loc_obstack, joined_conditions)
6763 (joined_conditions_obstack): New variables.
6764 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6765 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6766 (join_c_conditions, print_c_condition): New functions.
6767 (apply_macro_to_string): Associate the new string with the same
6768 source location as the old one.
6769 (add_condition_to_string): Use join_c_conditions.
6770 (read_string): Use set_rtx_ptr_loc to record a filename and line
6771 number for the string.
6772 (read_rtx): Initialize the new variables above.
6773 * genattrtab.c (write_test_expr, write_attr_value): Use
6775 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6776 comment above the GCC_VERSION check.
6777 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6778 Inline the definition of MAYBE_EVAL.
6779 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6780 * genoutput.c (process_template): Likewise.
6781 * genpreds.c (write_predicate_subfunction): Likewise.
6782 (write_predicate_expr): Use print_c_condition.
6783 * genrecog.c (write_cond): Likewise.
6784 * gensupport.c (process_rtx): Use join_c_conditions to join the
6785 conditions of a define_insn_and_split. Record a source location
6786 for the string after the "&&".
6787 (alter_test_for_insn): Use join_c_conditions.
6789 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6792 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6793 PR tree-optimization/15784
6794 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6797 2005-03-04 Ben Elliston <bje@au.ibm.com>
6799 * gcc.c (option_map): Add --coverage.
6800 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6801 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6802 * config/darwin.h: Pass -lgcov for `coverage'.
6803 * doc/invoke.texi (Debugging Options): Document --coverage.
6805 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6807 * gcse.c (bypass_block): Use find_edge wherever possible.
6809 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6813 * c-opts.c (c_common_parse_file): Call start_source_file
6814 and end_source_file at the approriate times.
6816 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6817 the main file, it will be done for us now.
6819 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6821 * fold-const.c (fold_ternary): New.
6822 (fold): Call fold_ternary on ternary expressions. Remove
6823 handling of ternary expressions.
6825 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6827 PR tree-optimization/15784
6828 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6831 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6833 * config/rs6000/predicates.md (branch_comparison_operator):
6834 Convert from C block to conditional format.
6836 2005-03-03 Jan Hubicka <jh@suse.cz>
6838 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6839 and non-constant public variables.
6841 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6843 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6846 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6849 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6850 calls to release_ssa_name and release_phi_node.
6852 * fold-const.c (fold): Remove handling of unary expressions.
6854 * fold-const.c (fold_unary): Avoid directly using the original
6855 expression t as much as possible.
6857 2005-03-03 Roger Sayle <roger@eyesopen.com>
6858 Andrew Pinski <pinskia@physics.uc.edu>
6860 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6861 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6863 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6865 Describe special registers SRP and MOF as allocatable registers.
6866 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6867 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6868 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6869 TARGET_HAS_MUL_INSNS.
6870 (cris_print_operand) <case 'd'>: New case.
6871 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6872 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6874 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6875 (REG_ALLOC_ORDER): Update for MOF.
6876 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6878 (GENERAL_REGS): No longer a define of ALL_REGS.
6879 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6880 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6882 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6883 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6884 (SECONDARY_RELOAD_CLASS): Define.
6885 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6886 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6887 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6888 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6889 (REGISTER_MOVE_COST): Define.
6890 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6891 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6892 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6893 (CRIS_MOF_REGNUM): New define_constants.
6894 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6896 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6898 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6899 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6900 Adjust for MOF being properly described as a register.
6901 (indir_to_reg_split): Name this split. Conditionalize on the
6902 destination register being a general register.
6903 (movei): Conditionalize on on operands 0 and 1 having the same
6906 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6909 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6910 -mcpu to override any other explicitly given flags.
6912 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6914 * recog.c (verify_changes, confirm_change_group): New functions,
6915 broken out of apply_change_group.
6916 (apply_change_group): Use them.
6917 * recog.h (verify_change, confirm_change_group): Declare.
6918 * rtl.h (redirect_jump_2): Declare.
6919 * jump.c (redirect_exp, invert_exp): Delete.
6920 (invert_exp_1): Take second parameter. Return value. Changed caller.
6921 (redirect_jump_2): New function, broken out of redirect_jump.
6922 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6923 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6924 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6926 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6928 * varasm.c (named_section): Use xstrdup rather than doing it by
6931 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6933 2005-03-02 Devang Patel <dpatel@apple.com>
6935 Undo PR tree-optimization/18815 fix.
6937 2005-03-02 Devang Patel <dpatel@apple.com>
6939 PR tree-optimization/18815
6940 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6941 loops with zero exit edges.
6943 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6945 * cfg.c (connect_src, connect_dest, disconnect_src,
6946 disconnct_dest): New.
6947 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6948 redirect_edge_pred): Use the new functions.
6950 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6951 free_dominance_info only when needed.
6953 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6956 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6957 (reg_or_sub_cint64_operand): Same.
6959 2005-03-02 Jeff Law <law@redhat.com>
6961 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6962 CFG_ALTERED in the main DOM iteration loop.
6964 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6967 * varasm.c (initializer_constant_valid_p): Allow conversions
6968 between OFFSET_TYPEs. Tidy.
6970 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6972 * config/cris/cris.md ("return"): Remove epilogue delay list
6975 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6977 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6979 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6981 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6983 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6984 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6985 config/m68k/m68k.c, config/mips/mips.h,
6986 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6987 doc/include/gcc-common.texi: Update copyright.
6989 PR middle-end/18029 and PR middle-end/18030
6990 * expr.c (optimize_bitfield_assignment_op): Add a special case
6991 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6993 * fold-const.c (fold_unary): New.
6994 (fold): Call fold_unary on unary expressions.
6996 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6998 * cgraph.h (struct cgraph_edge): Add prev_caller and
7000 (cgraph_node_remove_callees): Export.
7001 * cgraph.c (cgraph_create_edge): Initialize prev_caller
7003 (cgraph_edge_remove_callee): New function.
7004 (cgraph_edge_remove_caller): Likewise.
7005 (cgraph_remove_edge): Use.
7006 (cgraph_redirect_edge_callee): Likewise.
7007 (cgraph_node_remove_callees): New function.
7008 (cgraph_node_remove_callers): Likewise.
7009 (cgraph_remove_node): Use.
7010 * tree-optimize.c (tree_rest_of_compilation): Use
7011 cgraph_node_remove_callees instead of manual loop.
7012 * cgraphunit.c (cgraph_finalize_function): Likewise.
7013 (cgraph_expand_function): Likewise.
7014 (cgraph_remove_unreachable_nodes): Likewise.
7016 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
7019 * c-tree.h (undeclared_variable, build_external_ref): Add extra
7021 * c-decl.c (undeclared_variable): Take location as argument.
7022 * c-typeck.c (build_external_ref): Likewise.
7023 * c-parser.c (c_parser_postfix_expression): Pass location of
7024 identifier to build_external_ref.
7026 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7028 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
7029 CCEQ mode for branch_positive_comparison_operator test.
7030 * config/rs6000/predicates (branch_comparison_operator): Revert to
7032 (scc_comparison_operator): Same.
7033 (branch_positive_comparison_operator): Same.
7035 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
7037 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
7038 (cris_delay_slots_for_epilogue): Remove.
7039 (save_last): Move into cris_target_asm_function_epilogue.
7040 (cris_target_asm_function_epilogue): Remove tests for file being
7042 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
7043 (cris_delay_slots_for_epilogue): Remove prototypes.
7044 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
7045 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
7047 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7049 * config/rs6000/predicates.md (branch_comparison_operator): Change
7050 to define_special_predicate.
7051 (scc_comparison_operator): Same.
7052 (branch_positive_comparison_operator): Same.
7054 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
7056 * Makefile.in (tree-ssa-sink.o): New.
7057 (OBJS-common): Add tree-ssa-sink.o.
7058 * common.opt: Add -ftree-sink
7059 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
7060 * timevar.def (TV_TREE_SINK): new timevar.
7061 * tree-flow.h (is_hidden_global_store): Prototype.
7062 * tree-optimize.c (init_tree_optimization_passes): Add
7064 * tree-pass.h (pass_sink_code): New.
7065 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
7066 for non-obvious global store store to is_hidden_global_store, and
7067 call that new function.
7068 * tree-ssa-sink.c: New file.
7069 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
7070 * doc/passes.texi: Document forward store motion.
7071 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
7072 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
7073 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
7074 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
7076 2005-03-01 Per Bothner <per@bothner.com>
7078 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
7079 and we have a non-zero column-number, add it to the message.
7080 Also factor out the diagnostic_kind_text.
7082 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7084 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
7085 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7086 flow_loop_scan): Removed.
7087 (flow_loop_dump): Do not dump removed fields.
7088 (flow_loop_free): Do not free removed fields.
7089 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
7090 (loop_exit_edge_p): New function.
7091 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
7092 num_pre_header_edges, entry_edges, num_entries, exit_edges,
7093 num_exits, exits_doms.
7094 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7095 LOOP_EDGES, LOOP_ALL): Removed.
7096 (flow_loop_scan): Declaration removed.
7097 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
7098 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
7100 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
7101 (if_convert): Call flow_loops_find and flow_loops_free
7102 when calling mark_loop_exit_edges.
7103 * cfgloopanal.c (mark_loop_exit_edges): Moved from
7104 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
7105 free_dominance_info calls.
7106 * loop-init.c (flow_loops_find): Ditto.
7107 * passes.c (rest_of_handle_branch_prob): Ditto.
7108 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7109 * loop-unroll.c (analyze_insns_in_loop): Do not use
7111 * predict.c (predict_loops): Do not call flow_loop_scan.
7112 Use get_loop_exit_edges.
7113 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7114 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7115 Do not use EDGE_LOOP_EXIT.
7116 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7117 to bb_with_exit_edge_p.
7118 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7119 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7120 to bb_with_exit_edge_p.
7121 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7123 * tree-loop-linear.c (linear_transform_loops): Do not call
7124 flow_loop_scan. Use loop->single_exit.
7125 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7126 (vect_analyze_loop_form): Do not call flow_loop_scan.
7127 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7129 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7131 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7132 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7133 slpeel_tree_duplicate_loop_to_edge_cfg,
7134 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7135 Use loop_preheader_edge and loop->single_exit. Do not call
7138 2005-03-01 Nick Clifton <nickc@redhat.com>
7140 * config/arm/arm.c (thumb_find_work_register): Check all of the
7141 argument registers to see if they are free, and a couple of
7142 special cases where the last argument register but can be proved
7143 to be available during the function's prologue.
7144 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7145 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7146 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7148 (thumb_compute_save_reg_mask): Likewise. Also use
7149 thumb_find_work_register() to ensure that there is agreement about
7150 which work register is going to be used in the prologue.
7151 (thumb_output_function_prologue): Use unsigned long as the type
7152 for the register bit-mask. Also delay pushing the link register if
7153 other high registers are going to be pushed.
7154 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7155 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7156 redundant prototypes.
7158 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7161 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7162 and after reload in REG+REG indexed addresses without REG_POINTER
7163 set in the base and not set in the index.
7165 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7167 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7168 Don't undefine here.
7169 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7170 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7171 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7172 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7173 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7175 * config.gcc (sh*-*-linux*): Use config/linux.h.
7177 2005-02-28 Dale Johannesen <dalej@apple.com>
7178 Stan Shebs <shebs@apple.com>
7180 Rewrite of 64-bit Darwin structure-by-value pass/return.
7181 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7182 intoffset, use_stack, named.
7183 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7184 (rs6000_darwin64_record_arg_advance_flush): New.
7185 (rs6000_darwin64_record_arg_advance_recurse): New.
7186 (rs6000_darwin64_record_arg_flush): New.
7187 (rs6000_darwin64_record_arg_recurse): New.
7188 (rs6000_darwin64_record_arg): New.
7189 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7190 (function_arg_boundary): Handle 128-bit aligned structs.
7191 (function_arg_advance): Rewrite darwin64 struct handling.
7192 (function_arg): Call rs6000_darwin64_record_arg.
7193 (function_arg_partial_nregs): Handle darwin64 structs.
7194 (rs6000_darwin64_function_value): Remove.
7195 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7197 2005-02-28 Roger Sayle <roger@eyesopen.com>
7199 PR tree-optimization/20216
7200 * tree-chrec.c (tree_fold_factorial): Delete.
7201 (tree_fold_binomial): Change argument list to take a return type
7202 and change the type of K to unsigned int. Rewrite to avoid explicit
7203 evaluation of factorials, and (recursively) calling fold to perform
7204 compile-time arithmetic. Return NULL on (internal) overflow.
7205 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7206 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7207 if any intermediate calculation overflows.
7208 (chrec_apply): Update call to chrec_evaluate.
7210 2005-02-28 James E Wilson <wilson@specifixinc.com>
7212 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7214 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7217 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7218 instead of NULL_TREE on error.
7220 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7222 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7223 (EASY_VECTOR_15_ADD_SELF): Remove.
7224 (num_insns_constant_wide): Not static.
7225 (validate_condition_mode): Not static.
7226 (toc_relative_expr_p): Not static.
7227 (legitimate_indirect_address_p): Not static.
7228 (macho_lo_sum_memory_operand): Not static.
7229 (invalid_e500_subreg): Not static.
7230 (easy_vector_same): Not static.
7231 (easy_vector_splat_const): Not static.
7232 (RS6000_SYMBOL_REF_TLS_P): Remove.
7233 (any_operand): Delete.
7234 (any_parallel_operand): Delete.
7235 (count_register_operand): Delete.
7236 (altivec_register_operand): Delete.
7237 (xer_operand): Delete.
7238 (s8bit_cint_operand): Delete.
7239 (short_cint_operand): Delete.
7240 (u_short_cint_operand): Delete.
7241 (non_short_cint_operand): Delete.
7242 (exact_log2_cint_operand): Delete.
7243 (gpc_reg_operand): Delete.
7244 (cc_reg_operand): Delete.
7245 (cc_reg_not_cr0_operand): Delete.
7246 (reg_or_short_operand): Delete.
7247 (reg_or_neg_short_operand): Delete.
7248 (reg_or_aligned_short_operand): Delete.
7249 (reg_or_u_short_operand): Delete.
7250 (reg_or_cint_operand): Delete.
7251 (reg_or_arith_cint_operand): Delete.
7252 (reg_or_add_cint64_operand): Delete.
7253 (reg_or_sub_cint64_operand): Delete.
7254 (reg_or_logical_cint_operand): Delete.
7255 (got_operand): Delete.
7256 (got_no_const_operand): Delete.
7257 (easy_fp_constant): Delete.
7258 (easy_vector_constant): Delete.
7259 (easy_vector_constant_add_self): Delete.
7260 (zero_constant): Delete.
7261 (zero_fp_constant): Delete.
7262 (volatile_mem_operand): Delete.
7263 (offsettable_mem_operand): Delete.
7264 (mem_or_easy_const_operand): Delete.
7265 (add_operand): Delete.
7266 (non_add_cint_operand): Delete.
7267 (logical_operand): Delete.
7268 (non_logical_cint_operand): Delete.
7269 (mask_operand): Delete.
7270 (mask_operand_wrap): Delete.
7271 (mask64_operand): Delete.
7272 (mask64_2_operand): Delete.
7273 (and64_operand): Delete.
7274 (and64_2_operand): Delete.
7275 (and_operand): Delete.
7276 (reg_or_mem_operand): Delete.
7277 (lwa_operand): Delete.
7278 (symbol_ref_operand): Delete.
7279 (call_operand): Delete.
7280 (current_file_function_operand): Delete.
7281 (input_operand): Delete.
7282 (rs6000_nonimmediate_operand): Delete.
7283 (rs6000_tls_symbol_ref): Delete.
7284 (save_world_operation): Delete.
7285 (restore_world_operation): Delete.
7286 (load_multiple_operation): Delete.
7287 (store_multiple_operation): Delete.
7288 (vrsave_operation): Delete.
7289 (mfcr_operation): Delete.
7290 (mtcrf_operation): Delete.
7291 (lmw_operation): Delete.
7292 (stmw_operation): Delete.
7293 (branch_comparison_operator): Delete.
7294 (branch_positive_comparison_operator): Delete.
7295 (scc_comparison_operator): Delete.
7296 (trap_comparison_operator): Delete.
7297 (boolean_operator): Delete.
7298 (boolean_or_operator): Delete.
7299 (min_max_operator): Delete.
7300 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7301 (EASY_VECTOR_15): Moved to here.
7302 (EASY_VECTOR_15_ADD_SELF): Move to here.
7303 (PREDICATE_CODES): Delete.
7304 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7305 Declare functions no longer static.
7306 * config/rs6000/predicates.md: New.
7307 * config/rs6000/rs6000.md: Include predicates.md
7309 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7311 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7312 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7314 * cfgrtl.c (need_fake_edge_p): Likewise.
7315 * combine.c (distribute_notes): Likewise.
7316 * emit-rtl.c (try_split): Likewise.
7317 * recog.c (peephole2_opimize): Likewise.
7318 * reg-notes.def (ALWAYS_RETURN): Remove.
7319 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7320 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7321 * tree.h (ECF_ALWAYS_RETURN): Remove.
7323 2005-02-28 Roger Sayle <roger@eyesopen.com>
7326 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7327 between different machine modes is never a "useless" conversion.
7329 2005-02-28 Geert Bosch <bosch@gnat.com>
7332 * doc/contrib.texi: List contributors for Ada front end
7334 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7336 * simplify-rtx.c (simplify_unary_operation_1,
7337 simplify_const_unary_operation): New, extracted from...
7338 (simplify_unary_operation): ... this one.
7339 (simplify_binary_operation_1,
7340 simplify_const_binary_operation): New, extracted from...
7341 (simplify_binary_operation): ... this one.
7342 * rtl.h (simplify_const_unary_operation,
7343 simplify_const_binary_operation): Add prototypes.
7345 2005-02-28 Julian Brown <julian@codesourcery.com>
7347 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7348 building libjava and caused PR regression/20228.
7350 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7353 * Makefile.in (host_subdir): New.
7354 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7355 * configure: Regenerate.
7357 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7359 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7360 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7361 installation directory first.
7363 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7366 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7367 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7368 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7369 * config/cris/cris.md: Tweak comments referring to Q.
7370 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7371 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7372 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7373 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7374 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7375 Insert spaces in constraints to align alternatives vertically for
7377 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7380 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7382 PR rtl-optimization/17728
7383 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7384 operand 0 from general_operand to move_dest_operand.
7386 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7388 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7389 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7390 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7391 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7393 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7395 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7396 * configure: Regenerate.
7397 * libada-mk.in: Remove CC; rename
7398 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7400 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7403 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7404 for the lhs, also walk over the tree. Likewise for rhs.
7406 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7408 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7409 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7410 Do not propagate value of iv before increment over the increment.
7412 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7414 * c-parser.c: New file.
7415 * c-parse.in: Remove.
7416 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7418 (c-parser.o): Add dependencies.
7419 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7420 maintainer-clean, TAGS): Update.
7421 * c-config-lang.in (gtfiles): Update.
7422 * gengtype-lex.l: Don't handle "@@".
7423 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7424 objc_build_synchronized, objc_begin_try_stmt,
7425 objc_begin_catch_clause, objc_finish_catch_clause,
7426 objc_build_finally_clause, objc_finish_try_stmt): New.
7427 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7429 (c_parse_init): Update comment.
7430 * c-decl.c (c_init_decl_processing): Update comment.
7431 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7432 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7433 new c_declspecs members.
7435 2005-02-25 Julian Brown <julian@codesourcery.com>
7437 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7438 from being used for symbols with vague linkage when
7439 HAVE_GAS_COMDAT_GROUP is true.
7441 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7443 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7445 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7448 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7449 (LIBGCC2_HAS_DF_MODE): New.
7450 (LIBGCC2_HAS_XF_MODE): New.
7451 (LIBGCC2_HAS_TF_MODE): New.
7452 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7453 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7454 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7455 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7456 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7457 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7458 and add _fixtfdi, _fixunstfdi, _floatditf
7459 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7460 L_fixunstfdi, L_floatditf.
7461 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7462 (LIBGCC2_HAS_TF_MODE): Define.
7464 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7466 PR tree-optimization/20204
7467 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7468 REWRITE_THIS_STMT markers on PHI nodes.
7469 (rewrite_initialize_block): Likewise.
7471 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7473 * version.c (version_string): Update to 4.1.
7475 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7477 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7478 Clarify that the alternative way doesn't work in GNU C++.
7480 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7482 PR tree-optimization/19937
7483 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7484 to the type of the induction variable.
7486 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7488 PR rtl-optimization/20117
7489 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7490 the block including noncopyable insn.
7492 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7494 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7495 calls to find_reg_note.
7497 2005-02-24 Richard Henderson <rth@redhat.com>
7500 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7503 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7505 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7506 vector types if to use base reg for misaligned non-word ld/std.
7508 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7511 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7512 dwarf2 label manually and put it after, not before the prologue.
7514 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7517 * reload.c (operands_match_p): Only increment register number for
7518 SCALAR_INT_MODE_P modes in multiple hard registers.
7520 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7523 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7525 * ChangeLog.5: Fix log message typo(s).
7526 * ChangeLog.7: Likewise.
7527 * ChangeLog.tree-ssa: Likewise.
7528 * cfgexpand.c: Fix comment typo(s).
7529 * conflict.c: Likewise.
7530 * defaults.h: Likewise.
7531 * dwarf2out.c: Likewise.
7533 * ggc-page.c: Likewise.
7534 * tree-eh.c: Likewise.
7535 * tree-ssa-dom.c: Likewise.
7537 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7540 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7541 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7542 if SHARED is defined.
7545 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7546 allow splitting only if operands 0 and 3 don't overlap.
7548 2005-02-24 Richard Henderson <rth@redhat.com>
7551 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7552 (fold_builtin_1): Call them.
7553 * fold-const.c (fold_complex_mult_parts): Split out from ...
7554 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7555 (fold_complex_div_parts, fold_complex_div): New.
7557 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7559 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7561 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7562 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7564 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7565 (print_node): Likewise.
7566 Print TYPE_SIZES_GIMPLIFIED.
7568 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7570 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7571 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7572 operands as commutative in constraints.
7574 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7576 * tree-into-ssa.c: Re-organize internal functions.
7578 2005-02-24 Richard Henderson <rth@redhat.com>
7581 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7583 * common.opt (fcx-limited-range): New.
7584 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7585 * toplev.c (flag_complex_method): Initialize to 1.
7586 (process_options): Set flag_complex_method to 0 if
7587 flag_cx_limited_range.
7588 * doc/invoke.texi (-fcx-limited-range): New.
7590 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7592 * cse.c (delete_trivially_dead_insns): Speed up by using
7593 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7596 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7598 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7599 functions when -mid-shared-library is being used.
7601 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7603 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7604 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7605 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7606 * system.h: Poison LINK_LIBGCC_SPECIAL.
7608 2005-02-23 James E Wilson <wilson@specifixinc.com>
7610 * gengtype.c (note_insn_name): Make 1 element larger.
7612 2005-02-23 Roger Sayle <roger@eyesopen.com>
7615 PR rtl-optimization/20097
7616 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7617 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7619 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7621 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7622 * t-aix52 (SHLIB_INSTALL): Same.
7624 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7626 * genpreds.c: Update copyright.
7628 2005-02-23 Michael Beach <michaelb@ieee.org>
7631 * config/sparc/t-elf (startup files): Assemble with CPP.
7633 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7635 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7636 (write_predicate_expr): Likewise.
7638 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7640 PR tree-optimization/20100
7641 PR tree-optimization/20115
7642 * tree-optimize.c (init_tree_optimization_passes): Remove
7643 pass_maybe_create_global_var.
7644 * tree-pass.h (pass_maybe_create_global_var): Remove.
7645 * tree-ssa-alias.c (aliases_computed_p): Declare.
7646 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7647 (count_calls_and_maybe_create_global_var): Remove.
7648 (pass_maybe_create_global_var): Remove.
7649 (init_alias_info): Do not declare aliases_computed_p.
7650 (maybe_create_global_var): If the function contains no
7651 call-clobbered variables and a mix of pure/const and regular
7652 function calls, create .GLOBAL_VAR.
7653 Mark all call-clobbered variables for renaming.
7654 (merge_pointed_to_info): Update comment.
7655 (add_pointed_to_var): Likewise.
7656 (is_escape_site): Likewise.
7657 Accept struct alias_info * instead of size_t *.
7659 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7661 * tree-ssa-operands.c (get_call_expr_operands): If
7662 ALIASES_COMPUTED_P is false, do not add call-clobbering
7664 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7665 (delete_tree_ssa): Likewise.
7667 2005-02-22 James E Wilson <wilson@specifixinc.com>
7669 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7670 (do_compile): Do call it here.
7672 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7674 PR rtl-optimization/20017.
7675 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7676 rest_of_handle_cse2, rest_of_handle_gcse): Call
7677 delete_dead_jumptables immediately before calling cleanup_cfg.
7679 2005-02-22 Devang Patel <dpatel@apple.com>
7682 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7685 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7687 * config/rs6000/aix.h (WINT_TYPE): Define.
7689 2005-02-22 Stan Shebs <shebs@apple.com>
7691 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7692 natural alignment for 64-bit Darwin.
7693 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7695 * doc/invoke.texi: Document this.
7697 2005-02-22 DJ Delorie <dj@redhat.com>
7699 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7700 to make_[un]signed_type, not the mode itself.
7702 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7704 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7705 not available. Use tail calls wherever possible.
7706 (make_edge): Call unchecked_make_edge to create an edge.
7708 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7709 (coalesce_ssa_name): Don't check for
7710 SSANORM_USE_COALESCE_LIST.
7711 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7713 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7715 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7716 (rewrite_into_ssa): ... here.
7718 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7720 PR tree-optimization/19786
7721 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7722 tag to another's may-alias bitmap when adding to the other's list.
7724 2005-02-21 DJ Delorie <dj@redhat.com>
7726 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7727 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7728 registers in unsupported ways.
7729 * expmed.c (init_expmed): Likewise.
7731 2005-02-21 Stan Cox <scox@redhat.com>
7733 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7735 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7737 * tree-cfg.c (fold_cond_expr_cond): New.
7738 (make_edges): Call fold_cond_expr_cond.
7739 (find_taken_edge): Accept nothing but INTEGER_CST.
7740 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7742 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7744 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7745 that do not belong to any basic block.
7747 2005-02-21 Jeff Law <law@redhat.com>
7749 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7752 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7754 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7755 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7756 Adjust their definitions.
7757 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7758 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7760 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7761 genautomata.c, langhooks.c, langhooks.h, system.h,
7762 config/arm/lib1funcs.asm: Update copyright.
7764 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7766 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7768 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7771 * doc/install.texi: Document --with-gc.
7773 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7775 * simplify-rtx.c (simplify_unary_operation): Add a missing
7778 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7780 PR tree-optimization/18663
7781 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7782 if the type has variable bounds.
7784 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7786 * gcse.c: Remove an obsolete comment.
7788 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7790 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7792 * doc/extend.texi (Function Attributes) <Attribute const>: The
7793 attribute "pure" is below this text, not above.
7795 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7797 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7798 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7799 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7801 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7804 * langhooks.h (struct lang_hooks): Add to_target_charset.
7805 * langhooks.c (lhd_to_target_charset): New function.
7806 * langhooks-def.h: Declare lhd_to_target_charset.
7807 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7808 (LANG_HOOKS_INITIALIZER): Update.
7809 * c-common.c (c_common_to_target_charset): New function.
7810 * c-common.h: Declare it.
7811 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7812 c_common_to_target_charset.
7814 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7815 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7817 * system.h: Poison them.
7818 * doc/tm.texi: Don't discuss them.
7819 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7820 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7821 (pp_c_char): Do not attempt to generate letter escapes for
7823 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7824 * config/mips/mips.c (mips_output_ascii): Likewise.
7826 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7828 PR tree-optimization/19951
7829 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7832 2005-02-19 Steven Bosscher <stevenb@suse.de>
7835 * function.h (struct function): New field `max_loop_depth'.
7836 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7837 (flow_loops_find): Reset the max loop depth count before finding loops.
7838 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7839 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7840 (calculate_global_regs_live): Make sure the loop will terminate
7841 when the initial sets are not empty.
7843 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7845 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7847 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7849 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7852 * doc/invoke.texi: Remove documentation of %M spec.
7854 (init_spec): Remove %M suffix from -lgcc_s.
7855 (do_spec_1): Remove 'M' case.
7856 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7857 to put shared libraries in the multilib directory. Remove the
7858 shlib_so_soname substitution variable. Don't add a multilib encoding
7859 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7860 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7861 SHLIB_INSTALL as well as SHLIB_LINK.
7862 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7863 (SHLIB_NAME): Delete.
7864 (SHLIB_DIR): New macro.
7865 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7866 (SHLIB_INSTALL): Adjust accordingly.
7867 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7868 * config/t-slibgcc-sld: Likewise.
7869 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7870 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7871 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7873 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7874 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7875 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7876 Use @shlib_base_name@ instead of @shlib_so_name@.
7877 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7878 and @shlib_base_name@.so in @multilib_dir@.
7879 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7880 to the install path.
7881 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7882 (SHLIB_LINK): Remove previous workaround.
7883 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7884 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7885 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7887 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7888 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7889 (SHLIB_INSTALL): Adjust accordingly.
7890 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7891 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7892 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7893 config/t-slibgcc-elf-ver.
7895 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7896 Jakub Jelinek <jakub@redhat.com>
7898 PR tree-optimization/19828
7899 * tree-ssa-loop-im.c: Add a TODO comment.
7900 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7901 without side-effects.
7903 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7905 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7908 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7910 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7911 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7912 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7914 (ia64_reorg): Delete fixup_errata call.
7915 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7916 (TARGET_SWITCHES): Delete -mb-step entry.
7918 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7921 * c-typeck.c (composite_type): Handle quals in transparent unions.
7922 (type_lists_compatible_p): Likewise.
7924 2005-02-18 Stan Shebs <shebs@apple.com>
7926 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7927 expressions in the .literal8 section.
7929 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7931 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7933 2005-02-18 Roger Sayle <roger@eyesopen.com>
7935 * fold-const.c (constant_boolean_node): Always create values of the
7936 specified type, don't bother calling truthvalue_conversion.
7938 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7940 * except.c (output_function_exception_table): Call
7941 assemble_external_libcall (eh_personality_libfunc).
7943 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7946 * config/ia64/ia64.h (struct machine_function): Add state_num.
7947 * config/ia64/ia64.c (process_epilogue,
7948 process_for_unwind_directive): Use new unwind state numbers each
7949 time rather than state 1.
7951 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7954 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7955 before the "*llgt_didi" pattern.
7957 2005-02-18 Jason Merrill <jason@redhat.com>
7959 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7961 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7963 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7964 (div0): Use it in place of ARM_FUNC_ALIAS.
7965 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7967 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7970 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7971 access, the lower bound of the array type if it exists.
7973 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7976 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7977 cases that are out-of-range for the index type.
7979 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7981 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7982 (estimate_case_costs): Don't call convert.
7983 * expmed.c (expand_shift): Likewise.
7984 (make_tree): Call fold_convert instead of convert.
7986 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7989 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7990 that ref to be marked MEM_READONLY_P doesn't have base that needs
7993 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7995 * genautomata.c (output_get_cpu_unit_code_func,
7996 output_cpu_unit_reservation_p): Don't generate old-style function
7999 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8002 PR tree-optimization/20009
8003 * convert.c (convert_to_integer): Revert 2005-02-16 change.
8005 PR tree-optimization/18947
8006 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
8007 inline, remove all nodes that are inlined into the extern inline
8010 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8012 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
8013 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
8014 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
8015 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
8018 2005-02-17 Roger Sayle <roger@eyesopen.com>
8020 PR tree-optimization/19917
8021 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
8022 to be potentially trapping.
8024 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8026 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
8028 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
8030 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
8031 tem becomes a local variable which is set to the value of the
8032 back end defined INITIAL_FRAME_ADDRESS macro.
8033 (expand_builtin_frame_address): Omit the base parameter to
8034 expand_builtin_return_addr.
8035 (expand_builtin_profile_func): Likewise.
8036 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
8037 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
8038 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
8040 2005-02-17 Jakub Jelinek <jakub@redhat.com>
8042 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
8043 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
8044 * config/frv/frv.c (frv_function_epilogue): Likewise.
8046 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
8048 * lambda-code (perfect_nestify): Remove mark/unmark
8050 * tree-loop-linear.c (linear_transform_loops): Add
8051 rewrite_into_ssa call so that ssa is correct for
8052 rewriting into loop closed.
8054 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
8056 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
8057 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
8059 * bt-load.c (btr_def_live_range, combine_btr_defs,
8060 migrate_btr_def, migrate_btr_defs): Likewise.
8061 * cfgcleanup.c (thread_jump): Likewise.
8062 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
8063 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
8064 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
8065 df_rd_local_compute, df_reg_info_compute): Likewise.
8066 * dominance.c (init_dom_info, free_dom_info): Likewise.
8067 * flow.c (init_propagate_block_info,
8068 free_propagate_block_info): Likewise.
8069 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
8070 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
8071 modify_reg_pav): Likewise.
8072 * loop-invariant.c (find_defs, find_invariant_insn,
8073 find_invariants, free_inv_motion_data): Likewise.
8074 * predict.c (tree_predict_by_opcode,
8075 estimate_bb_frequencies): Likewise.
8076 * stmt.c (expand_case): Likewise.
8077 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
8078 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
8079 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
8080 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
8081 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
8082 rewrite_ssa_into_ssa): Likewise.
8083 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8084 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
8085 analyze_edges_for_bb, perform_edge_inserts): Likewise.
8086 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
8087 * tree-sra.c (tree_sra): Likewise.
8088 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
8089 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8090 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
8091 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8092 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
8093 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
8095 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
8096 calculate_live_on_entry, calculate_live_on_exit,
8097 build_tree_conflict_graph): Likewise.
8098 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
8099 record_important_candidates, set_use_iv_cost, find_depends,
8100 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
8101 tree_ssa_iv_optimize_finalize): Likewise.
8102 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
8103 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
8104 tree_duplicate_loop_to_header_edge): Likewise.
8105 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
8106 * tree-ssa.c (verify_flow_insensitive_alias_info,
8107 verify_name_tags, verify_ssa, init_tree_ssa,
8108 delete_tree_ssa): Likewise.
8109 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8110 fini_ssanames): Likewise.
8111 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8113 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8115 * config/rs6000/t-rtems: Completely reworked.
8117 2005-02-17 Ira Rosen <irar@il.ibm.com>
8119 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8121 2005-02-17 Ira Rosen <irar@il.ibm.com>
8123 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8124 POINTER_TYPE_P when checking that type is a pointer.
8125 (vect_get_memtag): Remove.
8126 (vect_address_analysis): Use POINTER_TYPE_P. Call
8127 vect_object_analysis with dummy parameter for memtag.
8128 (vect_object_analysis): Extract memtag (functionality that
8129 used to be in vect_get_memtag and moved here). Fix printings.
8130 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8131 with correct parameters. Remove call to vect_get_memtag.
8133 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8135 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8136 (tree-vectorizer.o): Added missing dependencies.
8138 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8140 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8141 declaration in tree-vectorizer.c, now has an extern declaration in
8143 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8144 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8145 get_vectype_for_scalar_type, vect_is_simple_use,
8146 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8147 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8148 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8149 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8150 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8151 find_loop_location): Likewise.
8153 * tree-vectorizer.c (langhooks.h): #include removed.
8154 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8155 moved to tree-vectorized.h.
8156 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8157 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8158 get_vectype_for_scalar_type, vect_is_simple_use,
8159 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8160 vect_supportable_dr_alignment, new_loop_vec_info,
8161 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8162 vect_set_verbosity_level, find_loop_location): Likewise.
8164 (vect_analyze_loop): Function externalized. Declaration moved to
8165 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8166 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8167 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8168 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8169 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8170 vect_enhance_data_refs_alignment, vect_analyze_operations,
8171 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8172 vect_stmt_relevant_p, vect_get_loop_niters,
8173 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8174 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8175 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8176 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8177 vect_get_memtag): Likewise.
8179 (vectorizable_load): Function externalized. Declaration moved to
8180 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8181 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8182 vect_transform_loop): Likewise.
8183 (vect_transform_stmt): Moved to tree-vect-transform.c.
8184 (vect_align_data_ref, vect_create_destination_var,
8185 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8186 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8187 vect_get_vec_def_for_operand, vect_init_vector,
8188 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8189 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8190 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8191 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8192 vect_do_peeling_for_loop_bound): Likewise.
8194 * tree-vect-analyze.c: New file.
8195 * tree-vect-transform.c: New file.
8197 2005-02-17 Jason Merrill <jason@redhat.com>
8199 PR mudflap/19319, c++/19317
8200 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8203 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8205 * doc/install.texi (Specific): Update link for Darwin-specific
8208 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8210 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8211 constant_boolean_node.
8213 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8216 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8217 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8219 2005-02-16 Richard Henderson <rth@redhat.com>
8222 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8224 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8225 replace uses with Wtype_MAXp1_F.
8226 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8227 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8228 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8229 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8230 and HAVE_TFMODE as appropriate.
8231 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8232 (__floatdisf): Likewise.
8233 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8234 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8235 (Wtype_MAXp1_F): New.
8236 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8237 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8239 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8242 * arm.c (arm_apply_result_size): New function.
8243 * arm.h (APPLY_RESULT_SIZE): Define.
8244 * arm-protos.h (arm_apply_result_size): Add prototype.
8245 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8246 (movxf): New expand.
8247 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8248 (call_value_symbol): Remove predicate for operand 0.
8249 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8250 (untyped_call): Rework to correclty return values for any type.
8251 (untyped_return): New expand.
8252 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8254 2005-02-16 Stan Shebs <shebs@apple.com>
8256 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8257 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8259 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8261 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8262 configure settings on Solaris 7 and later.
8264 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8266 PR tree-optimization/19865
8267 * tree-optimize.c (init_tree_optimization_passes): Run
8268 pass_may_alias after pass_sra.
8270 2005-02-16 Richard Henderson <rth@redhat.com>
8271 Stuart Hastings <stuart@apple.com>
8274 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8275 Do nothing if debug info suppressed for this function.
8276 (dbxout_begin_function): Early exit if debug info suppressed for
8279 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8282 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8284 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8286 PR tree-optimization/19967
8287 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8288 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8289 argument TYPE. Adjust calls to fold_builtin_XXX.
8290 (expand_builtin, fold_builtin_1): Adjust calls to
8292 (fold_builtin_strchr, fold_builtin_strpbrk,
8293 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8294 result to a requested type TYPE.
8296 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8299 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8300 (T)x & (T)cst if (T)cst overflows.
8301 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8302 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8304 2005-02-15 Jeff Law <law@redhat.com>
8306 * gcse.c (blocks_with_calls): New bitmap.
8307 (alloc_gcse_mem): Allocate it.
8308 (free_gcse_mem): Free it.
8309 (clear_modifY_mem_tables): Clear it.
8310 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8311 when we encounter CALL_INSNs.
8312 (compute_transp, case MEM): Handle blocks with calls separate
8313 from blocks without calls. Use bitmap iterators rather than
8316 2005-02-15 Peter O'Gorman <peter@pogma.com>
8319 * mklibgcc.in (vis_hide): Use a temporary object file, not
8322 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8325 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8326 access optimization.
8328 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8329 Alan Modra <amodra@bigpond.net.au>
8332 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8333 (_xlqsub): Rename to __gcc_qsub.
8334 (_xlqmul): Rename to __gcc_qmul.
8335 (_xlqdiv): Rename to __gcc_qdiv.
8336 Provide versioned symbol aliases with old names.
8337 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8338 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8339 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8340 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8341 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8343 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8345 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8346 Fold ~(A - 1) and ~(A + -1) to -A.
8348 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8352 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8353 config/pa/pa-host.c:pa_gt_pch_use_address.
8355 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8357 * tree-vn.c (get_value_handle): Make sure that given an
8358 is_gimple_min_invariant expression, we always return it.
8360 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8362 * passes.c (rest_of_handle_gcse): Fix a comment.
8364 2005-02-15 Jeff Law <law@redhat.com>
8366 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8368 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8369 (canon_list_insert, record_last_mem_set_info): Similarly.
8370 (clear_modify_mem_tables): Similarly.
8372 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8374 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8375 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8376 config/mips/mips.md, config/rs6000/aix.h,
8377 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8379 2005-02-15 Richard Henderson <rth@redhat.com>
8381 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8382 call to be best_edge.
8384 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8386 * basic-block.h: Adjust the prototype for find_basic_blocks.
8387 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8388 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8391 * flow.c (recompute_reg_usage): Remove all arguments.
8392 * passes.c (rest_of_compilation): Adjust the call to
8393 recompute_reg_usage.
8394 * rtl.h: Adjust the prototype for recompute_reg_usage.
8396 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8398 * tree-dump.c (dump_files): Update to reflect new member
8400 (dump_register): Add new argument.
8402 (dump_switch_p_1): Check against glob name if doglob was passed.
8403 (dump_switch_p): Check against regular first, then glob if
8404 we didn't have any hits on the dump name.
8405 * tree-optimize.c (register_one_dump_file):
8406 Pass in glob name as well.
8407 * tree-pass.h (struct dump_file_info): Add glob
8410 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8412 PR preprocessor/16323
8413 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8415 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8418 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8419 (trunctfdf2_internal1): New.
8420 (trunctfdf2_internal2): Renamed from trunctfdf2.
8422 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8424 PR tree-optimization/19853
8425 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8427 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8429 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8430 delete_dead_jumptables and cleanup_cfg.
8432 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8434 * reload.c (find_reloads): Swap address_reloaded flags when
8435 swapping commutative operands.
8437 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8439 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8440 Use standard_iv_increment_position for computing the bsi position
8442 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8445 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8448 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8449 life range of hard registers.
8450 * value-prof.c (insn_prefetch_values_to_profile): Only
8453 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8454 profile in libcalls.
8456 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8458 * bitmap.h (bitmap_and_compl_into): Return bool.
8459 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8461 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8463 PR tree-optimization/19944
8464 * fold-const.c (fold): Re-add ABS_EXPR folding.
8466 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8469 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8470 {TARGET,MASK}_XL_COMPAT.
8471 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8473 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8474 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8476 (rs6000_arg_partial_bytes): Same.
8477 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8478 and XL compatibility enabled.
8479 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8480 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8481 test to final condition.
8482 (cmptf_internal2): New.
8483 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8484 xl-compat. Add TFmode information to description.
8486 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8488 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8490 2005-02-13 Jason Merrill <jason@redhat.com>
8493 * fold-const.c (fold_indirect_ref_1): Split out from...
8494 (build_fold_indirect_ref): Here.
8495 (fold_indirect_ref): New fn.
8496 * tree.h: Declare it.
8497 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8498 (gimplify_modify_expr_rhs): Likewise.
8499 (gimplify_expr): Likewise.
8501 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8503 PR tree-optimization/14303
8504 PR tree-optimization/15784
8505 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8506 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8507 ABS_EXPR<x> != 0 to x != 0.
8509 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8511 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8512 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8513 spelling conventions.
8515 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8516 delete_trivially_dead_insns too many times.
8518 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8521 2005-02-12 Ira Rosen <irar@il.ibm.com>
8523 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8524 (vect_is_simple_iv_evolution): Remove redundant parameter
8526 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8527 without last parameter.
8528 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8529 Return pointer step. Call vect_is_simple_iv_evolution without
8530 last parameter. Check only that the step is multiple of size
8531 type. Remove stmt_vinfo updates.
8532 (vect_get_memtag_and_dr): Remove.
8533 (vect_get_memtag): New function.
8534 (vect_address_analysis): New function.
8535 (vect_object_analysis): New function.
8536 (vect_analyze_data_refs): Call vect_object_analysis and
8537 vect_get_memtag. Update stmt_vinfo fields.
8539 2005-02-12 Ira Rosen <irar@il.ibm.com>
8541 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8542 exist and are objects. Remove checks for pointer.
8543 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8544 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8545 (vect_create_data_ref_ptr): Likewise.
8546 (vect_base_addr_differ_p): New function.
8547 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8548 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8549 Don't set the DR_BASE_NAME field of data-ref.
8550 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8552 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8554 * optabs.h (enum optab_index): Add new OTI_ldexp.
8555 (ldexp_optab): Define corresponding macro.
8556 * optabs.c (init_optabs): Initialize ldexp_optab.
8557 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8559 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8561 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8562 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8564 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8565 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8568 2005-02-12 Ira Rosen <irar@il.ibm.com>
8570 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8572 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8574 (vect_get_base_and_offset): Always return an address.
8575 (vect_create_addr_base_for_vector_ref): Remove treatment for
8576 different data reference types.
8577 (vect_compute_data_ref_alignment): Rename base to base_address in
8578 stmt_vec_info. Get the object in order to force its alignment.
8579 (vect_get_memtag_and_dr): Rename base to base_address in
8580 stmt_vec_info. Extract the object for memtag analysis.
8582 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8584 PR regression/19898.
8585 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8586 changes cc_status, use apply modified_in_p to part of cc_status
8587 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8590 2005-02-11 Richard Henderson <rth@redhat.com>
8592 * tree-complex.c (expand_complex_libcall): New.
8593 (expand_complex_multiplication): Use it for c99 compliance.
8594 (expand_complex_division): Likewise.
8595 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8597 * builtins.c (built_in_names): Remove const.
8598 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8600 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8601 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8602 (built_in_names): Remove const.
8603 * c-common.c (c_common_type_for_mode): Handle complex modes.
8604 * flags.h, toplev.c (flag_complex_method): Rename from
8605 flag_complex_divide_method.
8606 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8607 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8608 * libgcc2.h: Declare them.
8609 * libgcc-std.ver: Export them.
8610 * mklibgcc.in (lib2funcs): Build them.
8612 2005-02-11 Steven Bosscher <stevenb@suse.de>
8614 PR tree-optimization/19876
8615 Partially revert my change from 2005-01-14
8616 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8617 (compute_antic): ...and remove the loop here.
8619 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8622 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8623 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8625 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8626 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8628 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8630 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8631 offsets for the big-endian 32-bit case.
8633 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8635 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8637 2005-02-11 Dale Johannesen <dalej@apple.com>
8639 * cselib.c (cselib_process_insn): Clear out regs where
8640 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8641 * reload.c (find_equiv_reg): Ditto.
8643 2005-02-11 Ian Lance Taylor <ian@airs.com>
8645 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8648 * tree.c (build_function_type_list): Work correctly if there are
8651 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8653 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8654 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8655 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8656 TARGET_ZARCH instead of TARGET_64BIT.
8658 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8660 * config/rs6000/t-rtems:
8661 (MULTILIB_OPTIONS): Remove mcpu=602.
8662 (MUTLILIB_DIRNAMES): Remove m602.
8663 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8664 Let mcpu=602 match mcpu=603.
8665 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8667 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8669 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8672 2005-02-10 David Daney <ddaney@avtrex.com>
8674 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8675 * config/i386/linux-unwind.h: Likewise.
8676 * config/ia64/linux-unwind.h: Likewise.
8677 * config/mips/linux-unwind.h: Likewise.
8678 * config/pa/linux-unwind.h: Likewise.
8679 * config/rs6000/linux-unwind.h: Likewise.
8680 * config/s390/linux-unwind.h: Likewise.
8681 * config/sh/linux-unwind.h: Likewise.
8682 * config/sparc/linux-unwind.h: Likewise.
8684 2005-02-10 Steven Bosscher <stevenb@suse.de>
8686 PR tree-optimization/17549
8687 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8688 TER to replace a DEF with its expression if the DEF and the
8689 rhs of the expression we replace into have the same root
8692 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8694 * config/mips/mips.md: Fix the placement of the match_scratch in the
8697 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8699 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8702 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8704 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8705 (strip_offset): Handle addresses.
8706 (add_address_candidates): Use strip_offset.
8707 (difference_cost): Reflect strip_offset change.
8708 (force_var_cost, difference_cost): Strip nops.
8710 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8712 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8714 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8715 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8716 config/cris/cris-protos.h, config/cris/cris.c: Update
8719 2005-02-10 Jeff Law <law@redhat.com>
8721 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8722 (lookup_avail_expr): Similarly.
8724 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8726 * builtins.c (fold_builtin_powi): New function.
8727 (fold_builtin_1): Call it.
8729 2005-02-10 Steven Bosscher <stevenb@suse.de>
8731 PR documentation/19309
8732 * doc/cpp.texi: The __GNUC__ and related predefined macros
8733 are also defined for the "standalone" cpp.
8734 Some non-GCC compilers may also define __GNUC__.
8736 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8739 * c-typeck.c (common_type): New routine. Old common_type renamed
8741 (c_common_type): ...this.
8742 (build_conditional_expr, build_binary_op): Use c_common_type instead
8745 2005-02-10 Steven Bosscher <stevenb@suse.de>
8747 * doc/md.texi: Replace @samp{length} with @code{length}.
8749 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8751 PR tree-optimization/18687
8752 * tree-flow.h (find_loop_niter): Declare.
8753 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8754 Try using scev even for loops with more than one exit.
8755 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8756 (struct ivopts_data): Added niters field.
8757 (struct nfe_cache_elt): New.
8758 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8760 (tree_ssa_iv_optimize_init): Initialize niters cache.
8761 (determine_number_of_iterations): Removed.
8762 (find_induction_variables): Do not call determine_number_of_iterations.
8763 Access niters for single exit through niter_for_single_dom_exit.
8764 (add_iv_outer_candidates): Access niters for single exit through
8765 niter_for_single_dom_exit.
8766 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8767 number_of_iterations_cond.
8768 (iv_period): New function.
8769 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8770 (may_replace_final_value): Take data argument. Use
8771 niter_for_single_dom_exit.
8772 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8773 (rewrite_use_compare): Pass data to may_eliminate_iv.
8774 (rewrite_use_outer): Pass data to may_replace_final_value.
8775 (free_loop_data): Clean up the niters cache.
8776 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8777 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8778 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8779 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8780 (num_ending_zeros): Moved to tree.c.
8781 * tree.h (num_ending_zeros): Declare.
8782 * tree.c (num_ending_zeros): Moved from tree.c.
8784 2005-02-09 Richard Henderson <rth@redhat.com>
8786 * builtins.c (DEF_BUILTIN): Add COND argument.
8787 * tree.h (DEF_BUILTIN): Likewise.
8788 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8789 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8791 (DEF_BUILTIN_STUB): New.
8792 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8793 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8794 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8795 * c-common.c (DEF_BUILTIN): Add COND argument.
8796 * tree.c (local_define_builtin): New.
8797 (build_common_builtin_nodes): New.
8799 2005-02-09 Roger Sayle <roger@eyesopen.com>
8801 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8802 floating point expression ignoring the sign of the result.
8803 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8804 (fold) <MULT_EXPR>: Use it to simplify x*x.
8805 * tree.h (fold_strip_sign_ops): Prototype here.
8806 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8807 argument. Use fold_strip_sign_ops to simplify the first argument.
8808 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8809 first argument when the second argument is an even integer
8810 constant, but only with -funsafe_math_optimizations.
8811 (fold_builtin_1): Update call to fold_builtin_copysign.
8813 2005-02-09 Ian Lance Taylor <ian@airs.com>
8816 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8817 just check whether EH_FILTER_FAILURE falls through.
8819 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8821 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8822 insns return to ready list in the next turn.
8824 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8827 * builtins.def: New __builtin_powi[lf].
8828 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8829 (expand_builtin_powi): New function.
8830 (expand_builtin): Dispatch to expand_builtin_powi.
8831 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8832 * libgcc2.c: Add __builtin_powi[lf] implementation.
8833 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8834 * optabs.h: Add powi_optab.
8835 * optabs.c (init_optabs): Initialize powi_optab.
8836 * doc/extend.texi: Document __builtin_powi[lf].
8838 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8840 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8843 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8846 * fold-const.c (try_move_mult_to_index): Remove redundant
8847 type argument. Create ADDR_EXPR with correct type.
8848 (fold): Update callers of try_move_mult_to_index. Convert
8849 result to the appropriate type.
8851 2005-02-09 Roger Sayle <roger@eyesopen.com>
8854 * config/avr/avr.c (default_rtx_costs): Delete.
8855 (avr_operand_rtx_cost): New function.
8856 (avr_rtx_costs): Completely rewrite.
8858 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8861 * config/cris/cris.c (in_code): New variable.
8862 (cris_output_addr_const): Now a static function, a wrapper for
8864 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8865 case from old cris_output_addr_const.
8866 (cris_asm_output_label_ref): Similar for LABEL_REF.
8867 (cris_output_addr_const_extra): Similar for UNSPEC.
8868 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8869 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8870 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8872 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8873 (cris_asm_output_label_ref): Declare.
8875 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8877 PR preprocessor/19801
8878 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8879 filenames that changed when libcpp was moved to the toplevel.
8881 2005-02-07 Roger Sayle <roger@eyesopen.com>
8883 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8884 zero extensions of BImode operands. Call lowpart_subreg instead
8885 of gen_lowpart_common and gen_lowpart_SUBREG.
8887 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8890 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8891 * configure.ac: Set cc_for_cross_gnattools.
8892 * configure: Regenerate.
8894 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8897 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8899 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8902 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8903 of nested functions.
8905 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8907 * doc/extend.texi: Document deprecated extensions allowing
8908 static floating-point members to have initializers and allowing
8909 floating-point literals in integral constant expressions.
8911 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8913 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8914 config/darwin7.h, config/mips/mips.c,
8915 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8918 * cse.c: Update comments.
8920 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8923 * builtins.c (fold_builtin_sqrt): Transform
8924 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8927 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8928 Dorit Naishlos <dorit@il.ibm.com>
8930 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8931 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8932 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8934 * tree.h (vect_set_verbosity_level): New extern function declaration
8936 * tree-vectorizer.h (verbosity_levels): New enum type.
8937 * tree-vectorizer.c (vect_debug_stats): Function removed.
8938 (vect_debug_details): Likewise.
8939 (vect_verbosity_level): Global variable was defined and initialized.
8940 (vect_dump): Global variable definition.
8941 (vect_print_dump_info): New function.
8942 (vect_set_dump_settings): New function.
8943 (vect_set_verbosity_level): New function.
8944 (vectorize_loops): Add call to vect_set_dump_settings.
8946 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8947 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8948 (slpeel_tree_peel_loop_to_edge): Likewise.
8950 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8951 appropriate verbosity level instead of call to vect_debug_details
8952 or vect_debug_stats.
8953 (vect_get_base_and_offset):
8954 (vect_create_addr_base_for_vector_ref):
8955 (get_vectype_for_scalar_type):
8956 (vect_create_data_ref_ptr):
8958 (vect_get_vec_def_for_operand):
8959 (vect_finish_stmt_generation):
8960 (vectorizable_assignment):
8961 (vectorizable_operation):
8962 (vectorizable_store):
8963 (vectorizable_load):
8964 (vect_transform_stmt):
8965 (vect_update_ivs_after_vectorizer):
8966 (vect_do_peeling_for_loop_bound):
8967 (vect_update_inits_of_drs):
8968 (vect_do_peeling_for_alignment):
8969 (vect_transform_loop):
8970 (vect_is_simple_use):
8971 (vect_analyze_operations):
8972 (vect_is_simple_iv_evolution):
8973 (vect_analyze_scalar_cycles):
8974 (vect_analyze_data_ref_dependence):
8975 (vect_analyze_data_ref_dependences):
8976 (vect_compute_data_ref_alignment):
8977 (vect_enhance_data_refs_alignment):
8978 (vect_analyze_data_refs_alignment):
8979 (vect_analyze_data_ref_access):
8980 (vect_analyze_data_ref_accesses):
8981 (vect_analyze_pointer_ref_access):
8982 (vect_get_memtag_and_dr):
8983 (vect_analyze_data_refs):
8984 (vect_mark_relevant):
8985 (vect_stmt_relevant_p):
8986 (vect_mark_stmts_to_be_vectorized):
8987 (vect_can_advance_ivs_p):
8988 (vect_get_loop_niters):
8989 (vect_analyze_loop_form):
8990 (vect_analyze_loop):
8991 (vectorize_loops): Likewise.
8993 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8994 (vect_update_inits_of_drs):
8995 (vect_do_peeling_for_alignment):
8996 (vect_transform_loop):
8997 (vect_analyze_operations):
8998 (vect_analyze_scalar_cycles):
8999 (vect_analyze_data_ref_dependences):
9000 (vect_analyze_data_refs_alignment):
9001 (vect_analyze_data_ref_accesses):
9002 (vect_analyze_data_refs):
9003 (vect_mark_stmts_to_be_vectorized):
9004 (vect_get_loop_niters):
9005 (vect_analyze_loop_form):
9006 (vect_analyze_loop): Likewise.
9007 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
9009 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
9013 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9014 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9015 either -ffast-math or -funsafe-math-optimizations is in use.
9017 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9018 * config/mips/irix-csr.c: New file.
9019 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9020 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9021 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9024 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
9026 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
9027 redundant, incorrect definitions.
9029 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
9031 ("*tls_indirect_call"): New, reference hard regs directly.
9032 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
9034 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9036 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
9037 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
9039 2005-02-06 Roger Sayle <roger@eyesopen.com>
9041 PR rtl-optimization/19800
9042 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
9043 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
9046 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9048 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
9050 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
9053 * doc/invoke.texi: Correct documentation of -freorder-functions.
9055 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9058 * doc/invoke.texi: Don't mention gccbug.
9060 2005-02-06 Roger Sayle <roger@eyesopen.com>
9061 Andrew Pinski <pinskia@physics.uc.edu>
9062 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9064 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9065 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
9066 into just (zero_extract:SI FOO (const_int 1) BAR).
9068 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9070 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
9071 macro locally. Don't give last revision date. Use GCC version
9072 number from gcc-common.texi.
9073 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
9074 revision date. Use GCC version number from gcc-common.texi.
9075 Describe being a library as current state rather than as 3.x
9077 * doc/gcc.texi: Remove last update date.
9078 * doc/gccint.texi: Likewise. Update copyright dates.
9079 * doc/install.texi: Update copyright dates.
9081 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9084 * doc/invoke.texi: Mention for each option included in -Wall that
9085 it is included in -Wall.
9086 * doc/gcc.texi: Update copyright and last modification date.
9088 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9090 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
9091 unnecessary cast to original induction variable increments.
9093 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9095 PR tree-optimization/18219
9096 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
9097 in distributed form.
9099 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
9101 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
9102 Set bitpos and offset later in the function. Do nothing if the
9103 target is a register and if the bitfield lies completely outside
9105 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
9106 here. Return an uninitialised register if the source value is stored
9107 in a register and the bitfield lies completely outside that register.
9109 2005-02-06 Steven Bosscher <stevenb@suse.de>
9111 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9114 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9116 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9118 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9120 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9121 * config/darwin8.h: New.
9122 * config/darwin7.h: Update comment.
9124 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9125 Dorit Naishlos <dorit@il.ibm.com>
9127 * tree-vectorizer.h (LOC): New type.
9128 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9129 (loop_line_number): New field in struct _loop_vec_info.
9130 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9132 * tree-vectorizer.c (input.h): Included.
9133 (find_loop_location): New function.
9134 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9135 loop line number removed.
9136 (vect_debug_details): Likewise.
9137 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9139 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9140 call to vect_debug_details/stats changed from loop to loop_loc.
9141 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9142 (slpeel_tree_peel_loop_to_edge): Likewise.
9144 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9145 changed from NULL to UNKNOWN_LOC.
9146 (vect_get_base_and_offset):
9147 (vect_create_addr_base_for_vector_ref):
9148 (get_vectype_for_scalar_type):
9149 (vect_create_data_ref_ptr):
9151 (vect_get_vec_def_for_operand):
9152 (vect_finish_stmt_generation):
9153 (vectorizable_assignment):
9154 (vectorizable_operation):
9155 (vectorizable_store):
9156 (vectorizable_load):
9157 (vect_transform_stmt):
9158 (vect_update_ivs_after_vectorizer):
9159 (vect_do_peeling_for_loop_bound):
9160 (vect_do_peeling_for_alignment):
9161 (vect_transform_loop):
9162 (vect_is_simple_use):
9163 (vect_analyze_operations):
9164 (vect_is_simple_iv_evolution):
9165 (vect_analyze_scalar_cycles):
9166 (vect_analyze_data_ref_dependences):
9167 (vect_compute_data_ref_alignment):
9168 (vect_enhance_data_refs_alignment):
9169 (vect_analyze_data_ref_access):
9170 (vect_analyze_data_ref_accesses):
9171 (vect_analyze_pointer_ref_access):
9172 (vect_get_memtag_and_dr):
9173 (vect_analyze_data_refs):
9174 (vect_mark_relevant):
9175 (vect_stmt_relevant_p):
9176 (vect_mark_stmts_to_be_vectorized):
9177 (vect_can_advance_ivs_p):
9178 (vect_get_loop_niters):
9179 (vect_analyze_loop):
9180 (vectorize_loops): Likewise.
9182 (vectorizable_load): Argument in call to vect_debug_details/stats
9183 changed from loop to LOOP_LOC (loop_vinfo).
9184 (vect_transform_loop):
9185 (vect_analyze_operations):
9186 (vect_analyze_scalar_cycles):
9187 (vect_analyze_data_ref_dependence):
9188 (vect_enhance_data_refs_alignment):
9189 (vect_analyze_data_ref_accesses):
9190 (vect_analyze_pointer_ref_access):
9191 (vect_analyze_data_refs):
9192 (vect_analyze_loop): Likewise.
9194 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9195 changed from loop to loop_loc.
9197 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9199 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9200 Dorit Naishlos <dorit@il.ibm.com>
9202 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9204 (vect_analyze_data_ref_dependences): Likewise.
9206 (vect_is_simple_use): Argument changed from loop structure to
9207 loop_vect_info structure.
9208 (vect_can_advance_ivs_p): Likewise.
9209 (vect_create_index_for_vector_ref): Likewise.
9210 (vect_update_ivs_after_vectorizer): Likewise.
9211 (new_stmt_vec_info): Likewise.
9213 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9214 changed from loop to loop_vinfo.
9215 (vect_create_data_ref_ptr): First argument in call to
9216 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9217 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9218 was changed from loop to loop_vinfo.
9219 (vectorizable_operation): Likewise.
9220 (vectorizable_store): Likewise.
9221 (vect_mark_stmts_to_be_vectorized): Likewise.
9222 (vect_do_peeling_for_loop_bound): First argument in call to
9223 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9224 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9225 was changed from loop to loop_vinfo.
9226 (vect_analyze_data_ref_dependences): Third argument in call to
9227 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9229 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9230 (vect_create_data_ref_ptr): Likewise.
9231 (vect_init_vector): Likewise.
9232 (vect_get_vec_def_for_operand): Likewise.
9233 (vectorizable_assignment): Likewise.
9234 (vectorizable_operation): Likewise.
9235 (vectorizable_store): Likewise.
9236 (vectorizable_load): Likewise.
9237 (vect_update_ivs_after_vectorizer): Likewise.
9238 (vect_is_simple_use): Likewise.
9239 (vect_analyze_data_ref_dependence): Likewise.
9240 (vect_analyze_pointer_ref_access): Likewise.
9241 (vect_can_advance_ivs_p): Likewise.
9243 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9244 before _stmt_vec_info.
9245 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9246 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9247 (new_stmt_vec_info): Argument changed from loop structure to
9248 loop_vect_info structure
9250 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9251 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9252 (vect_create_addr_base_for_vector_ref): Likewise.
9253 (vect_analyze_pointer_ref_access): Likewise.
9255 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9258 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9259 phi flag if the phi is abnormal.
9261 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9264 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9265 information for the new statement.
9267 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9270 * gcc.c (main): Include the target in -v output.
9272 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9274 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9275 Do not drop the extend if we'd have to add a paradoxical subreg
9276 later. Include optabs.h and insn-codes.h.
9277 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9279 2005-02-02 Roger Sayle <roger@eyesopen.com>
9282 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9283 * fold-const.c (const_binop): Avoid constant folding floating
9284 point operations in modes that use composite representations.
9285 * simplify-rtx.c (simplify_binary_operation): Likewise.
9287 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9289 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9291 (altivec_dstt): Likewise.
9292 (altivec_dstst): Likewise.
9293 (altivec_dststt): Likewise.
9294 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9297 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9299 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9300 EXPR_LOCUS from orig_cond to the new cond_stmt.
9301 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9304 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9306 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9307 standard_iv_increment_position. Remove call to bsi_next
9308 (no need to bump the iterator anymore).
9309 (vect_create_index_for_vector_ref): Call
9310 standard_iv_increment_position. Remove second function argument.
9311 (vect_finish_stmt_generation): Remove call to bsi_next
9312 (no need to bump the iterator anymore).
9313 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9314 to vect_create_index_for_vector_ref.
9316 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9318 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9319 phis are used out of the loop.
9321 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9324 * c-decl.c (undef_nested_function): New variable.
9325 (pop_scope): Diagnose undefined nested functions.
9326 (finish_function): Don't attempt cgraph processing or genericizing
9327 if current top-level function contained an undefined nested
9328 function. Reset undef_nested_function at the end of a top-level
9331 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9333 * tree.c (build_int_cst_type): Take sign of the value into account
9334 when deciding whether sign extend the value.
9336 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9339 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9340 (cpp_options, cc1_options): Change %{std*&ansi} to
9341 %{std*&ansi&trigraphs}.
9343 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9345 * cse.c: Update comments.
9347 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9349 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9350 arguments go on the stack. Do not put complex doubles in odd/even
9353 2005-02-02 Steven Bosscher <stevenb@suse.de>
9355 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9356 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9357 -ftree-pre, and -fthread-jumps.
9359 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9361 PR tree-optimization/19578
9362 * tree-flow.h (modified_noreturn_calls): Declare.
9363 (noreturn_call_p): Declare.
9364 * tree-flow-inline.h (noreturn_call_p): New function.
9365 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9366 * tree-cfg.c (modified_noreturn_calls): New variable.
9367 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9368 that contain a mid-block noreturn call.
9369 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9371 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9373 * df.c (df_def_record_1, df_uses_record): Don't use
9375 * df.h (DF_FOR_REGALLOC): Remove.
9377 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9380 * c-typeck.c (really_start_incremental_init): Reset
9381 constructor_max_index for arrays of incomplete type.
9383 2005-02-02 Jeff Law <law@redhat.com>
9385 * gcse.c (struct reg_set): Store the block index where the register
9386 was set rather than the setting insn.
9387 (record_one_set, compute_transp): Corresponding changes.
9388 (pre_insert_copy_insn): Do not call replace_one_set.
9389 (replace_one_set): Remove.
9391 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9394 * doc/gcov.texi: Fix typo.
9396 2005-02-01 Richard Henderson <rth@redhat.com
9399 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9400 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9402 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9403 * config/i386/i386-protos.h: Update.
9405 2005-02-01 Steven Bosscher <stevenb@suse.de>
9407 PR tree-optimization/19217
9408 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9409 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9410 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9411 that it is walking a PHI node.
9413 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9415 * doc/extend.texi (Nested Functions): Update.
9417 2005-02-01 Richard Henderson <rth@redhat.com>
9420 * optabs.c (expand_copysign_absneg): Export.
9421 * optabs.h (expand_copysign_absneg): Declare.
9422 * config/rs6000/rs6000.md (copysigntf3): New.
9424 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9426 PR tree-optimization/19633
9427 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9428 * tree-ssa-alias.c (init_alias_info): Initialize.
9429 (merge_pointed_to_info): Set.
9430 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9431 (dump_points_to_info_for): Show value of pt_null.
9432 (struct count_ptr_d): Declare.
9433 (find_ptr_dereference): Remove.
9434 (ptr_is_dereferenced_by): Remove.
9435 (count_ptr_derefs): New local function.
9436 (count_uses_and_derefs): New local function.
9437 (compute_points_to_and_addr_escape): Call it. If the number
9438 of dereferences is greater than zero, mark the pointer as
9439 dereferenced. If there are fewer dereferences than uses of
9440 the pointer, the pointer's value escapes.
9442 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9444 PR tree-optimization/19670
9445 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9447 (verify_use): ... set it here, instead.
9449 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9451 * doc/sourcebuild.texi (Test directives): Fix formatting.
9453 * doc/sourcebuild.texi (Test directives): Describe selector
9456 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9458 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9459 specific 64-bit CPUs.
9461 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9464 * arm.c (arm_eliminable_register): New function.
9465 (adjacent_mem_locations): Don't allow eliminable registers. Use
9466 HOST_WIDE_INT for address offsets.
9467 * arm-protos.h (arm_eliminable_register): Add prototype.
9469 2005-02-01 Steven Bosscher <stevenb@suse.de>
9471 PR optimization/15242
9472 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9473 * basic-block.h (duplicate_computed_gotos): Add prototype.
9474 * bb-reorder.c (duplicate_computed_gotos): New function to
9475 duplicate sufficiently small blocks ending in a computed jump.
9476 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9477 if not optimizing for size.
9478 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9479 never do tail merging for blocks ending in a computed jump.
9480 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9482 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9484 Patch from Richard Sandiford <rsandifo@redhat.com>
9485 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9486 from inheriting a subreg equivalence with a non-spill register.
9488 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9490 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9492 * config/frv/frv.c (movcc_fp_destination_operand): New.
9493 (gpr_or_memory_operand): Fix typo in comment.
9494 (gpr_or_memory_operand_with_scratch): New.
9495 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9496 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9497 movcc_fp_destination_operand.
9498 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9499 Legitimize memory addresses using a scratch register.
9501 2005-01-31 Jeff Law <law@redhat.com>
9503 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9504 bitmap a sparse bitmap instead of a simple bitmap.
9505 (mark_def_sites_initialize_block): Corresponding changes.
9506 (ssa_mark_def_sites_initialize_block): Likewise.
9507 (ssa_mark_phi_uses): Likewise.
9508 (mark_def_site, ssa_mark_def_sites): Likewise.
9509 (mark_def_site_blocks): Likewise.
9510 (rewrite_ssa_into_ssa): Likewise.
9512 * tree-ssa-dom.c (record_cond): Pass correct variable type
9513 for last argument to htab_find_slot_with_hash.
9515 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9516 effects when optimizing 0 % X. Do not try to optimize X % 0.
9518 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9520 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9523 2005-02-01 Eric Christopher <echristo@redhat.com>
9525 * config/mips/mips.c (override_options): Warn if -mint64
9527 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9530 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9532 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9534 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9535 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9536 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9537 (cached_regno): Initialize to INVALID_REGNUM.
9538 (cse_reg_info_table_size,
9539 cse_reg_info_table_first_uninitialized,
9540 cse_reg_info_timestamp): New.
9541 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9543 (init_cse_reg_info, get_cse_reg_info_1): New.
9544 (get_cse_reg_info): Cache the last look-up.
9545 (new_basic_block): Update the code to clear mappings from
9546 registers to cse_reg_info entries.
9547 (cse_main): Call init_cse_reg_info.
9549 * cse.c (get_cse_reg_info): Update a comment.
9551 2005-01-31 Steven Bosscher <stevenb@suse.de>
9554 * c-decl.c (start_decl): Do not warn about arrays of elements with
9555 an incomplete type here.
9556 (grokdeclarator): Do it here by making a pedwarn an error.
9557 * c-typeck.c (push_init_level): If there were previous errors with
9558 the constructor type, do not warn about braces for initializers.
9559 (process_init_element): Likewise for excess initializer elements.
9561 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9563 * cse.c (delete_trivially_dead_insn): Don't iterate.
9565 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9567 * config/rs6000/rs6000.md (copysignsf3): New expand.
9568 (copysigndf3): Likewise.
9570 2005-01-31 Steven Bosscher <stevenb@suse.de>
9572 * recog.c (constrain_operands): Only look for earlyclobber operand
9573 conflicts if an '&' constraint was seen.
9575 2005-01-31 Marc Espie <espie@openbsd.org>
9577 * config.gcc: Don't include embedded systems fragment, switches default
9578 debugging format to ELF.
9579 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9580 longer pick it up there.
9582 2005-01-31 Dale Johannesen <dalej@apple.com>
9584 * doc/extend.texi (nested functions): Fix linkage description.
9585 Clarify that static is not allowed.
9587 2005-01-31 Dale Johannesen <dalej@apple.com>
9589 * config/rs6000/darwin.md (movsf_low_di): Make work.
9590 (movdf_low_di): Make work.
9592 2005-01-31 Dale Johannesen <dalej@apple.com>
9594 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9595 Make work for 64 bit.
9597 2005-01-31 Roger Sayle <roger@eyesopen.com>
9598 Dale Johannesen <dalej@apple.com>
9601 * fold-const.c (fold_binary_op_with_conditional_arg):
9602 Make types match original operands, before STRIP_NOPS.
9604 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9606 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9607 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9608 (struct gcc_sigcontext): Delete. Merge contents to..
9609 (struct gcc_ucontext): ..here.
9610 (get_sigcontext): Delete.
9611 (get_regs): New function, like get_sigcontext but return regs ptr.
9612 64-bit version finds regs from r1 to support vdso.
9613 (ppc_linux_aux_vector): New function.
9614 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9617 2005-01-31 Ira Rosen <irar@il.ibm.com>
9619 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9621 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9622 redundant fold. Fix misalignment for MINUS_EXPR.
9623 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9624 (vect_analyze_pointer_ref_access): Likewise.
9625 (vect_get_memtag_and_dr): Likewise.
9627 2005-01-31 Richard Henderson <rth@redhat.com>
9629 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9630 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9631 absnegdf2_i387, absnegxf2_i387): Likewise.
9633 2005-01-31 Richard Henderson <rth@redhat.com>
9636 * optabs.c (expand_copysign_absneg): New.
9637 (expand_copysign_bit): Split out from ...
9638 (expand_copysign): ... here. Use expand_copysign_absneg.
9640 2005-01-30 Roger Sayle <roger@eyesopen.com>
9643 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9644 constant as the second operand and a register as the third.
9646 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9649 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9650 that dllimport'd functions do not use all call-clobbered registers
9653 2005-01-30 Richard Henderson <rth@redhat.com>
9656 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9657 expand_abs_nojump and generalize. Use operand_subword and
9658 emit_no_conflict_block. Support large modes.
9659 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9661 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9662 negation to subtraction.
9663 (expand_copysign): Check that the format has signed zeros.
9664 Use operand_subword and emit_no_conflict_block. Support large modes.
9666 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9668 Fix PR tree-optimization/19624
9670 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9671 * tree-ssa-pre.c: Add cfgloop.h.
9673 (pre_stats): New member, constified.
9674 (inserted_exprs): New static variable.
9675 (NECESSARY): New macro.
9676 (create_expression_by_pieces): Fold the expression, and
9677 mark it as defaulting to not necessary. Also put in
9679 (fully_constant_expression): New function.
9680 (insert_into_preds_of_block): Modify to not insert phis when we
9681 are playing with induction variables.
9682 Push phis onto the inserted_exprs vector, and mark them as not
9683 necessary by default.
9684 (insert_aux): Call fully_constant_expression on eprime.
9685 If all edges produce the same value, mark it constant.
9686 (mark_operand_necessary): New function.
9687 (remove_dead_inserted_code): New function.
9688 (init_pre): Init loop optimizer to get loop info.
9689 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9690 (execute_pre): Commit edge inserts, then remove dead code.
9692 2005-01-30 Richard Henderson <rth@redhat.com>
9694 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9695 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9697 2005-01-30 Richard Henderson <rth@redhat.com>
9700 * config/i386/i386.c (ix86_expand_copysign): New.
9701 (ix86_split_copysign_const): New.
9702 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9703 rearrange op1/nmask operands.
9704 * config/i386/i386-protos.h: Update.
9705 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9706 (copysigndf3): Likewise.
9707 (copysignsf3_const, copysigndf3_const): New.
9708 (copysignsf3_var): Rename from copysignsf3, split out splitter
9709 and fix split predicate for X constraint.
9710 (copysigndf3_var): Similarly.
9712 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9714 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9715 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9716 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9718 2005-01-29 Richard Henderson <rth@redhat.com>
9721 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9722 of # and * in constraints.
9724 2005-01-29 Richard Henderson <rth@redhat.com>
9727 * expr.c (store_field): Don't strip sub-mode cast when the input
9728 data is even smaller.
9730 2005-01-29 Richard Henderson <rth@redhat.com>
9733 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9736 2005-01-29 Richard Henderson <rth@redhat.com>
9738 * combine.c (make_field_assignment): Fix argument order
9741 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9743 PR tree-optimization/15791
9744 * fold-const.c (extract_array_ref): New function.
9745 (fold): Fold comparisons between &a[i] and &a[j] or
9746 semantically equivalent trees.
9748 2005-01-29 Jeff Law <law@redhat.com>
9750 * gcse.c (insert_expr_in_table): Revamp handling of available
9751 and anticipatable occurrence lists to avoid unnecessary list
9753 (insert_set_in_table): Similarly.
9755 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9757 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9759 (c_build_qualified_type): Build qualified array types with
9760 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9761 * c-decl.c (c_make_fname_decl): Build unqualified array type
9762 before qualified type.
9763 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9764 type is qualified, not just if type itself is. Don't apply
9765 qualifiers to array type when declarator is processed. Apply
9766 qualifiers to field type whether or not it is an array type.
9767 Don't handle array types specially for applying qualifiers to
9769 * c-typeck.c (composite_type): Build unqualified element type and
9770 array type when forming composite of array types.
9771 (common_pointer_type, comptypes, comp_target_types,
9772 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9773 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9775 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9776 (args2) in variables a1 and a2.
9778 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9780 * cse.c (n_elements_made, max_elements_made): Remove.
9781 (insert): Don't touch n_elements_made.
9782 (cse_main): Don't touch n_elements_made or max_elements_made.
9784 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9787 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9788 configuration part of dp-bit.c to be lost.
9790 2005-01-28 Roger Sayle <roger@eyesopen.com>
9792 * expmed.c (expand_mult_highpart_optab): When attempting to use
9793 a non-widening multiplication in a wider mode, the operands need
9794 to be converted (zero or sign extended) to that mode.
9796 2005-01-28 Ian Lance Taylor <ian@airs.com>
9800 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9801 through if both operands fall through.
9803 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9805 * cse.c (fold_rtx) <PC>: Don't optimize.
9807 2005-01-28 Jeff Law <law@redhat.com>
9809 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9810 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9812 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9814 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9815 cse_reg_info_used_list_end): Remove.
9816 (cse_reg_info_list, cse_reg_info_list_free): New.
9817 (get_cse_reg_info): When allocating an instance of
9818 cse_reg_info, add it to the beginning of the cse_reg_info_list
9819 list. Remove code to maintain cse_reg_info_used_list.
9820 (new_basic_block): Reset the free list to the beginning of
9823 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9825 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9826 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9827 (frv_expand_mdpackh_builtin): New function.
9828 (frv_expand_builtin): Use it to expand __MDPACKH.
9829 * doc/extend.texi (__MDPACKH): Update documentation.
9831 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9833 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9834 SSE_FLOAT_MODE_P for use_sse computation.
9836 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9839 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9841 2005-01-27 Richard Henderson <rth@redhat.com>
9843 * builtins.c (expand_builtin_copysign): New.
9844 (expand_builtin): Call it.
9845 * genopinit.c (optabs): Add copysign_optab.
9846 * optabs.c (init_optabs): Initialize it.
9847 (expand_copysign): New.
9848 * optabs.h (OTI_copysign, copysign_optab): New.
9849 (expand_copysign): Declare.
9851 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9852 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9854 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9855 (ix86_expand_fp_absneg_operator): ... here.
9856 (ix86_split_copysign): New.
9857 * config/i386/i386-protos.h: Update.
9858 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9859 (copysignsf3, copysigndf3): New.
9861 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9862 (copysignsf3, ncopysignsf3): New.
9863 (copysigndf3, ncopysigndf3): New.
9864 (copysignxf3, ncopysignxf3): New.
9865 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9867 2005-01-27 Arend Bayer <arend.bayer@web.de>
9868 Kazu Hirata <kazu@cs.umass.edu>
9870 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9871 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9872 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9875 2005-01-27 Jeff Law <law@redhat.com>
9877 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9878 definitions of SSA_NAMEs which are not being rewritten.
9879 (rewrite_ssa_into_ssa): Only initialize the current definition
9880 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9881 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9882 SSA_NAMEs before returning.
9884 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9886 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9887 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9888 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9889 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9890 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9892 2005-01-27 Steven Bosscher <stevenb@suse.de>
9895 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9896 higher to -O2 and higher. Likewise for tree PRE.
9897 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9900 2005-01-27 Ian Lance Taylor <ian@airs.com>
9903 * gimple-low.c (try_catch_may_fallthru): New static function.
9904 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9905 * tree-inline.c (expand_call_inline): Don't warn about reaching
9906 the end of a non-void function being inlined if the function uses
9909 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9911 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9914 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9915 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9916 (implicitly_declare): Handle error_mark_node.
9918 2005-01-27 Richard Henderson <rth@redhat.com>
9921 * tree.h (struct tree_decl): Add debug_expr_is_from.
9922 (DECL_DEBUG_EXPR_IS_FROM): New.
9923 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9924 * dwarf2out.c (dwarf2out_var_location): Update to match.
9925 * tree-outof-ssa.c (create_temp): Likewise.
9926 * var-tracking.c (track_expr_p): Likewise.
9927 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9928 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9929 * toplev.c (default_tree_printer): Likewise.
9931 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9933 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9934 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9936 2005-01-27 Steven Bosscher <stevenb@suse.de>
9938 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9939 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9940 ASM_CLOBBERS): Add tree checks.
9942 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9943 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9944 * c-common.def (SWITCH_STMT): Update to match.
9945 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9946 macros instead of SWITCH_EXPR ones.
9947 * c-dump.c (c_dump_tree): Likewise.
9948 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9949 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9951 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9953 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9955 * unwind-dw2.c (execute_stack_op): Add missing cases for
9956 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9958 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9960 * config.gcc (Obsolete configurations): Remove 'dummy', add
9961 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9964 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9966 PR tree-optimization/19633
9967 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9969 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9970 are no call-clobbered variables.
9971 * tree-outof-ssa.c (check_replaceable): Return false for calls
9974 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9976 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9977 even for variables with NULL DECL_INITIAL.
9979 2005-01-26 Stuart Hastings <stuart@apple.com>
9981 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9983 2005-01-26 Richard Henderson <rth@redhat.com>
9986 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9988 * expr.c (store_field): Strip conversions to odd-bit-sized types
9989 if the destination field width matches.
9991 2005-01-26 Richard Henderson <rth@redhat.com>
9993 * c-decl.c, expmed.c, expr.c: Revert last change.
9995 2005-01-26 Richard Henderson <rth@redhat.com>
9998 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10000 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
10001 if we don't need the bits above those present in the current mode.
10002 * expr.c (store_field): Strip conversions to odd-bit-sized types
10003 if the destination field width matches.
10005 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10007 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10008 either -ffast-math or -funsafe-math-optimizations is in use.
10010 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
10014 * config/avr/avr.c (notice_update_cc): Only set condition code for
10015 ashrqi3 if shift count > 0.
10016 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
10017 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
10018 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
10019 count <= 0 as a no-op, and shift count >= width by copying zero
10020 or sign bit to all bits of the result.
10021 * config/avr/avr.md (all shifts): Add alternatives for zero shift
10022 count, with attribute "length" set to 0 and "cc" set to "none".
10024 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10026 * doc/invoke.texi: Document -mTLS.
10028 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
10029 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
10030 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
10031 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
10032 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
10033 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
10034 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
10035 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
10037 * configure.ac: Check for a TLS capable gas.
10039 * configure: Regenerate.
10041 2005-01-26 Richard Henderson <rth@redhat.com>
10043 PR middle-end/18008
10044 * combine.c (make_field_assignment): Simplify store to zero_extract
10045 from a source with an overlapping mask.
10047 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10049 2004-11-11 Eric Christopher <echristo@redhat.com>
10051 * config/frv/frv.md: Add fr400_integer automaton. Don't
10052 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
10055 2005-01-26 Steven Bosscher <stevenb@suse.de>
10057 PR middle-end/16585
10058 * cfgbuild.c (make_edges): Do not clear or set
10059 current_function_has_computed_jump.
10060 * function.h (struct function): Remove the has_computed_jump field.
10061 (current_function_has_computed_jump): Do not define.
10062 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
10063 in a computed jump. Ignore current_function_has_computed_jump.
10065 2005-01-26 Richard Henderson <rth@redhat.com>
10067 PR middle-end/19515
10068 * expr.c (categorize_ctor_elements): New argument p_must_clear.
10069 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
10071 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
10072 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
10073 objects into static storage if they have more than one non-zero value.
10074 * tree.h (categorize_ctor_elements): Update decl.
10076 2005-01-26 Steven Bosscher <stevenb@suse.de>
10078 PR middle-end/19616
10079 * tree.h (CALL_EXPR_TAILCALL): Add comment.
10080 * calls.c (check_sibcall_argument_overlap_1): Revert the change
10081 to this function from 2004-07-10.
10082 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
10083 the current function for tail call optimizations if the address
10084 of one of it its arguments is taken.
10086 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
10088 * cse.c (fold_rtx): Call equiv_constant only when necessary.
10090 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
10092 * function.c (expand_function_end): If current_function_calls_alloca,
10093 emit stack restore in a place that is reached when the function falls
10094 through at the end.
10096 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
10098 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
10099 rule to avoid matching inappropriate suffix rule.
10101 2005-01-26 Jan Hubicka <jh@suse.cz>
10103 PR tree-optimization/19241
10104 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10106 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10108 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10109 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10111 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10112 <sim*>: Always use crt1.o, regardless of N in simN.
10113 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10114 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10115 (CRT_CALL_STATIC_FUNCTION): Remove.
10116 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10117 use crt1.o, regardless of N in simN.
10118 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10119 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10120 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10121 case isystem setting.
10122 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10124 2005-01-25 Ian Lance Taylor <ian@airs.com>
10126 * gimple-low.c (block_may_fallthru): Correct handling of
10127 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10129 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10131 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10132 handlers to match indentation; nested under the mtune=* handler.
10133 Similar for mcpu= and march=.
10135 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10137 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10138 * config/mips/linux64.h (LIB_SPEC): Likewise.
10139 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10140 * config/sh/linux.h (LIB_SPEC): Likewise.
10142 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10144 * config/frv/frv.c (frv_legitimize_tls_address): New.
10145 (TARGET_HAVE_TLS): Define.
10146 (FRV_SYMBOL_REF_TLS_P): Define.
10147 (frv_override_options): Handle new register classes.
10148 (frv_legitimate_address_p): Reject tls addresses.
10149 (frv_legitimize_address): Handle TLS addresses.
10150 (gen_inlined_tls_plt): New.
10151 (gen_tlsmoff): New.
10152 (frv_legitimize_tls_address): New.
10153 (unspec_got_name): Add TLS entries.
10154 (got12_operand): Add R_FRV_TLSMOFF12 case.
10155 (frv_emit_move): Fixup TLS addresses.
10156 (frv_emit_movsi): Legitimize TLS addresses.
10158 * config/frv/frv.h (MASK_BIG_TLS): New.
10159 (TARGET_BIG_TLS): New.
10160 (HAVE_AS_TLS): Define.
10161 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10162 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10163 (REG_CLASS_NAMES): Same.
10164 (REG_CLASS_CONTENTS): Same.
10165 (CONSTRAINT_LEN): New.
10166 (REG_CLASS_FROM_CONSTRAINT): New.
10167 (PREDICATE_CODES): Add symbolic_operand.
10169 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10170 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10171 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10172 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10173 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10174 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10175 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10176 GR9_REG, GR14_REG, LRREG.
10177 (type): Add load_or_call attribute.
10178 ("load_or_call"): New reservation.
10179 ("call_gettlsoff"): New.
10180 ("tls_indirect_call"): New.
10181 ("tls_load_gottlsoff12"): New.
10182 ("tlsoff_hilo"): New.
10183 ("tls_tlsdesc_ldd"): New.
10184 ("tls_tlsoff_ld"): New.
10187 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10189 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10191 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10192 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10193 * config/frv/frv.c (TLS_BIAS): Define.
10194 (frv_output_dwarf_dtprel): New.
10196 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10198 PR rtl-optimization/19579
10199 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10200 both A and B, see if they don't clobber registers the other expr uses.
10202 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10204 * real.c (do_add): Initialize signalling and canonical members.
10206 * real.c (real_from_integer): Zero out destination.
10208 2005-01-18 Jan Hubicka <jh@suse.cz>
10210 PR tree-optimize/19337
10211 * tree-inline.c (initialize_inlined_parameters): Copy
10212 saved_static_chain_decl only.
10214 2005-01-25 Richard Henderson <rth@redhat.com>
10218 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10219 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10220 80387 enabled, to return a proper subclass. Return the subset that
10221 overlaps with GENERAL_REGS for PLUS.
10222 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10224 2005-01-25 Richard Henderson <rth@redhat.com>
10226 PR middle-end/19609
10227 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10229 2005-01-25 Roger Sayle <roger@eyesopen.com>
10231 * expmed.c (choose_multiplier): Change interface to return the
10232 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10233 (expand_divmod): Update calls to choose_multiplier.
10235 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10237 PR middle-end/19330
10238 * expmed.c (extract_bit_field): Use adjust_address instead of
10239 gen_lowpart when op0 is a MEM.
10241 2005-01-24 Steven Bosscher <stevenb@suse.de>
10243 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10245 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10247 * config/mips/irix-csr.c: New file.
10248 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10249 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10250 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10253 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10256 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10257 sparc/elf.h, add sparc/sp-elf.h.
10258 (sparc-*-rtems*): Likewise.
10259 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10260 tm-dwarf2.h, add sparc/sp-elf.h.
10261 (sparc86x-*-elf): Likewise.
10262 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10263 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10264 TARGET_OS_CPP_BUILTINS.
10265 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10266 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10268 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10269 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10270 (SWITCH_TAKES_ARG): Likewise.
10271 (LOCAL_LABEL_PREFIX): Likewise.
10272 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10273 (TARGET_N_FORMAT_TYPES): Delete.
10274 (TARGET_FORMAT_TYPES): Likewise.
10275 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10276 * config/sparc/elf.h: Delete.
10277 * config/sparc/sp-elf.h: New file.
10279 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10281 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10282 * tree-flow.h: Remove the corresponding prototype.
10283 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10284 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10286 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10289 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10290 for AIX ABI or ELF -fPIC.
10291 (rs6000_emit_load_toc_table): Don't create toc_section here.
10292 (rs6000_xcoff_file_start): Nor here.
10294 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10296 * sh.c (ra.h): Don't #include.
10297 (hard_regs_intersect_p): New function, resurrected from ra.c.
10299 * sh.c: Fix 1996 Copyright.
10301 2005-01-24 Richard Henderson <rth@redhat.com>
10302 Aldy Hernandez <aldyh@redhat.com>
10304 * regrename.c (note_sets): Handle subregs.
10306 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10309 * genconditions.c (write_header, write_conditions): Elide file if
10312 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10314 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10315 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10318 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10320 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10321 expand_builtin_printf, expand_builtin_fprintf,
10322 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10323 checking against POINTER_TYPE.
10324 (validate_arglist): Handle POINTER_TYPE code by checking
10327 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10329 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10330 init_rtlanal): New.
10331 (for_each_rtx): Call for_each_rtx_1.
10332 * rtl.h (init_rtlanal): Declare.
10333 * toplev.c (backend_init): Call init_rtlanal.
10335 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10337 * flow.c (propagate_one_insn): Formatting.
10339 PR middle-end/19551
10340 * flow.c (libcall_dead_p): Be more conservative if unsure.
10341 If there are any instructions between insn and call, see if they are
10342 all dead before saying the libcall is dead.
10344 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10346 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10347 operand constraint for operand 0.
10349 2005-01-23 Richard Henderson <rth@redhat.com>
10352 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10353 edges leading to join block.
10355 2005-01-23 Roger Sayle <roger@eyesopen.com>
10357 * expmed.c (expand_mult_highpart): Make static. Change type of
10358 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10359 (expand_divmod): Updates calls to expand_mult_highpart by using
10360 gen_int_mode to pass a CONST_INT rtx.
10361 * rtl.h (expand_mult_highpart): Remove prototype.
10363 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10365 * flow.c (regset_bytes, regset_size): Remove.
10367 * cfganal.c: Fix a reference to Harvey's paper.
10369 2005-01-23 Steven Bosscher <stevenb@suse.de>
10371 PR rtl-optimization/19464
10372 * tree-optimize.c (init_tree_optimization_passes): Add one more
10373 copyrename pass just before out-of-ssa.
10375 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10378 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10379 * ggc-none.c (ggc_free): Define.
10381 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10383 * cse.c (max_reg, max_insn_uid): Remove.
10384 (cse_main): Don't access max_reg or max_insn_uid.
10386 * c-common.c (explicit_flag_signed_bitfields,
10387 lang_statement_code_p, lang_expand_function_end): Remove.
10388 * c-common.h: Remove the corresponding declarations.
10389 * c-opts.c (c_common_handle_option): Remove all write access
10390 to explicit_flag_signed_bitfields.
10392 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10393 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10394 * cgraph.h: Remove the corresponding declaration.
10396 * gcse.c (null_pointer_info): Remove.
10398 2005-01-23 Roger Sayle <roger@eyesopen.com>
10399 Eric Botcazou <ebotcazou@libertysurf.fr>
10401 * combine.c (simplify_logical): Only simplify logical expressions
10402 of the form ior(and(x,y),z) by the inverse distributive law if the
10403 result is cheaper than the original.
10405 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10407 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10408 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10409 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10410 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10411 config/freebsd-spec.h, config/arm/arm.h,
10412 config/h8300/h8300.md, config/i386/i386.md,
10413 config/i386/predicates.md, config/i386/sse.md,
10414 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10415 config/vax/vax.md: Fix comment typos. Follow spelling
10418 2005-01-23 Steven Bosscher <stevenb@suse.de>
10420 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10421 tests, instead of `less than'.
10423 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10425 * function.c (assign_parm_setup_block): When creating a new stack slot
10426 for a parameter, get its alignment from the parameter's DECL_ALIGN
10427 rather than the type's TYPE_ALIGN. Make sure that the parameter
10428 is at least word aligned.
10430 2005-01-22 Roger Sayle <roger@eyesopen.com>
10432 PR middle-end/19378
10433 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10435 2005-01-22 Richard Henderson <rth@redhat.com>
10438 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10439 in both compare operands.
10440 (movdfcc_1_sse_max): Likewise.
10441 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10442 (movdfcc_1_sse): Likewise.
10443 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10444 scratch register as needed.
10446 2005-01-22 Richard Henderson <rth@redhat.com>
10448 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10450 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10452 2005-01-22 Richard Henderson <rth@redhat.com>
10454 * genopinit.c (optabs): Use smin/smax for floating point too.
10455 * doc/md.texi: Update to match. Clarify that floating point
10456 results are undefined for +0/-0 and NaN.
10457 * doc/rtl.texi: Likewise.
10458 * rtl.def (SMIN, SMAX): Likewise
10459 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10461 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10462 leading 's' to the name.
10463 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10464 smaxxf3, sminxf3): Likewise.
10465 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10468 2005-01-22 Paul Brook <paul@codesourcery.com>
10470 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10472 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10474 * config/s390/s390.c (struct processor_costs): New fields
10475 dlgr, dlr, dr, dsgfr, dsgr.
10476 (z900_cost, z990_cost): Values for new fields.
10477 (s390_rtx_costs): New cases MEM und COMPARE in switch
10478 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10479 DIV, MOD, UDIV, UMOD.
10481 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10483 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10484 into the register being decremented.
10485 ("doloop_si31", "doloop_di"): Likewise.
10486 ("*doloop_si_long"): Adapt pattern.
10488 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10490 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10492 (CLASS_MAX_NREGS): Likewise.
10494 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10496 * doc/tree-ssa.texi (Statement Operands): Add example for new
10497 must-def macro. Note deprecation of old operands interface.
10499 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10501 PR tree-optimization/19484
10502 * tree-cfg.c (remove_fallthru_edge): New function.
10503 (cleanup_control_flow): Remove fallthru edges from calls that are
10504 now known not to return.
10506 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10508 Fix PR tree-optimization/19038
10509 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10510 copies with loop variant ones.
10512 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10514 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10515 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10516 config/alpha/alpha.md, config/alpha/predicates.md,
10517 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10518 config/sparc/sol2.h: Update copyright.
10520 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10521 first label to see if it is a nonlocal label.
10523 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10524 Andrew Pinski <pinskia@physics.uc.edu>
10527 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10528 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10530 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10532 * config/rs6000/rtems.h: Update copyright.
10534 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10537 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10538 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10539 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10541 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10544 * c-typeck.c (convert_arguments): Check for error_mark_node.
10546 2005-01-21 Ian Lance Taylor <ian@airs.com>
10548 PR tree-optimization/13000
10549 * tree-inline.c: Include "tree-flow.h".
10550 (expand_call_inline): If warn_return_type, warn if non-void inline
10551 function falls through.
10552 * tree-cfg.c (execute_warn_function_return): Don't warn about
10553 control reaching end if TREE_NO_WARNING is set. Set
10555 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10557 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10558 branch if we don't need one.
10559 * c-typeck.c: Include "tree-flow.h"
10560 (c_finish_bc_stmt): Don't add a goto if the current statement
10561 list doesn't fall through to the current point.
10563 2005-01-21 Roger Sayle <roger@eyesopen.com>
10565 PR rtl-optimization/576
10566 * real.c (real_arithmetic): Change return type from void to bool
10567 to return an indication that the result may be inexact.
10568 * real.h (real_arithmeric): Update prototype.
10569 * fold-const.c (const_binop): Don't constant fold floating
10570 point expressions when the user specifies -frounding-math and
10571 the result may depend upon the run-time rounding mode.
10572 (fold_convert_const_real_from_real): Clean-up.
10573 (fold_initializer): Ignore flag_rounding_math for initializers.
10574 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10575 constant fold FP operations with flag_rounding_math if the
10576 result may depend upon the run-time rounding mode.
10578 2005-01-21 Tom Tromey <tromey@redhat.com>
10580 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10582 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10584 * tree-cfg.c: Fix comment typos.
10586 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10588 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10589 around the call to rest_of_handle_branch_target_load_optimize.
10591 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10593 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10594 (sparc64-*-openbsd*): Likewise.
10595 (sparclite-*-elf*): Include tm-dwarf2.h.
10596 (sparc86x-*-elf*): Likewise.
10597 (sparc64-*-elf*): Likewise.
10598 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10599 (DBX_DEBUGGING_INFO): Likewise.
10600 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10601 (PREFERRED_DEBUGGING_TYPE): Likewise.
10602 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10603 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10604 (PREFERRED_DEBUGGING_TYPE): Likewise.
10605 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10606 (PREFERRED_DEBUGGING_TYPE): Likewise.
10607 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10609 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10612 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10614 2005-01-20 Paul Brook <paul@codesourcery.com>
10616 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10618 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10620 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10621 label is first in a sequence of labels.
10623 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10625 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10626 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10628 * doc/sourcebuild.texi (Test Directives): New.
10630 2005-01-20 Roger Sayle <roger@eyesopen.com>
10632 * real.c (real_floor): Don't leave the result uninitialized when
10633 mode is VOIDMode, but return the unrounded intermediate value.
10634 (real_ceil): Likewise.
10636 2005-01-20 Paul Brook <paul@codesourcery.com>
10638 * config/arm/arm.md (insv): Use gen_int_mode.
10640 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10642 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10643 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10644 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10645 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10646 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10648 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10651 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10652 fbreg, so we have to assume we can't.
10653 (loc_descriptor_from_tree_1): Ditto.
10654 (containing_function_has_frame_base): New function.
10655 (add_location_or_const_value_attribute): Use it.
10656 Also try to generate a frame_base from a single element location
10659 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10661 PR tree-optimization/15349
10662 * timevar.def (TV_TREE_MERGE_PHI): New.
10663 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10665 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10666 calls to tree_forwarder_block_p.
10667 (remove_forwarder_block_with_phi, merge_phi_nodes,
10668 gate_merge_phi, pass_merge_phi): New.
10669 * tree-optimize.c (init_tree_optimization_passes): Add
10671 * tree-pass.h: Add an extern for pass_merge_phi;
10673 2005-01-20 Richard Henderson <rth@redhat.com>
10676 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10677 (_mm_castps_pd, _mm_castps_si128): New.
10678 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10680 2005-01-20 Richard Henderson <rth@redhat.com>
10683 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10684 __builtin_ia32_vec_init_v2si.
10685 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10686 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10687 (ix86_init_mmx_sse_builtins): Create it.
10688 (ix86_expand_builtin): Expand it.
10689 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10690 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10691 (vec_extractv2si_0, vec_extractv2si_1): New.
10693 2005-01-20 Richard Henderson <rth@redhat.com>
10696 * config/i386/i386.c (ix86_expand_push): New.
10697 * config/i386/mmx.md (push<MMXMODE>1): New.
10698 * config/i386/sse.md (push<SSEMODE>1): New.
10699 * config/i386/i386-protos.h: Update.
10701 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10703 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10706 2005-01-20 Richard Henderson <rth@redhat.com>
10708 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10709 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10711 2005-01-19 Richard Henderson <rth@redhat.com>
10714 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10715 to V4SFmode in SSE1 fallback load path.
10717 2005-01-19 Richard Henderson <rth@redhat.com>
10719 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10720 in QImode expansion to ix86_expand_vector_set.
10721 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10723 2005-01-19 Richard Henderson <rth@redhat.com>
10726 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10727 subclass of the input class.
10728 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10729 Always true for cross-SSE1 classes. Rationalize conditionals.
10730 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10731 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10732 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10733 (movdi_2): Add MMX/SSE zeros.
10734 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10735 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10736 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10737 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10738 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10739 (zero_extendsidi2_rex64_1): Remove.
10740 (MOV0 peephole): Check GENERAL_REG_P.
10742 2005-01-19 Richard Henderson <rth@redhat.com>
10745 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10747 (ix86_expand_vector_extract): Likewise.
10749 2005-01-19 Richard Henderson <rth@redhat.com>
10751 PR middle-end/19304
10752 * expr.c (emit_move_change_mode): New argument force; use
10753 simplify_gen_subreg if true.
10754 (emit_move_via_alt_mode): Merge into ...
10755 (emit_move_via_integer): ... here.
10756 (emit_move_ccmode): Use emit_move_change_mode directly.
10758 2005-01-19 Richard Henderson <rth@redhat.com>
10761 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10762 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10763 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10765 (alpha_emit_set_const): Likewise. Make static.
10766 (alpha_emit_set_long_const): Make static.
10767 (alpha_extract_integer): Split out from alpha_expand_mov.
10768 (alpha_split_const_mov): Likewise.
10769 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10770 (alpha_legitimate_constant_p): New.
10771 * config/alpha/alpha-protos.h: Update.
10772 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10773 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10774 * config/alpha/alpha.md (movsi): Add n alternative.
10775 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10776 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10777 (splitters for all of the above): Use alpha_split_const_mov.
10778 * config/alpha/predicates.md (non_add_const_operand): New.
10779 (non_zero_const_operand): New.
10780 (input_operand): Use alpha_legitimate_constant_p after reload.
10782 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10784 PR tree-optimization/19038
10785 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10786 (add_candidate): Add ivs with increment in latch only if
10787 allow_ip_end_pos_p is true.
10788 (determine_iv_cost): Use empty_block_p.
10790 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10792 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10793 (compute_dominance_frontiers): Ditto.
10795 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10798 * config/sh/t-rtems: New.
10799 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10801 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10803 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10804 the offset of the selected field.
10806 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10808 * tree-cfg.c (remove_forwarder_block): Fix the check to
10809 prevent a nonlocal label from appearing in the middle of a
10812 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10814 PR rtl-optimization/19462
10815 * reorg.c (find_end_label): Create return insn only if
10816 current_function_epilogue_delay_list is empty.
10818 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10820 * doc/passes.texi: Remove paragraph mentioning new-ra.
10822 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10824 PR rtl-optimization/15139
10825 * combine.c: Include params.h.
10826 (count_rtxs): New function.
10827 (record_value_for_reg): If replace_rtx would replace at least
10828 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10829 (clobber (const_int 0)) instead of TEM.
10830 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10831 * params.h (MAX_LAST_VALUE_RTL): New.
10832 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10833 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10836 * c-typeck.c (digest_init): Only call build_vector if all constructor
10837 elements are *_CST nodes.
10838 * gimplify.c (gimplify_init_constructor): Likewise.
10840 PR middle-end/19164
10841 * c-typeck.c (digest_init): Only call build_vector if inside_init
10844 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10846 * toplev.c (init_asm_output): Remove dead #ifdef.
10848 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10850 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10852 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10854 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10855 accessing DECL_FUNCTION_CODE.
10856 * dojump.c (do_jump): Likewise.
10857 * gimplify.c (gimplify_call_expr): Likewise.
10858 * predict.c (expr_expected_value): Likewise.
10859 (strip_builtin_expect): Likewise.
10860 * tree-inline.c (estimate_num_insns_1): Likewise.
10861 * tree-ssa-loop-im.c (stmt_cost): Likewise
10862 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10863 (tree_expr_nonnegative_p): Likewise.
10865 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10867 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10868 variant of the load_pcrel_sym pattern.
10869 * config/sparc/sparc.md (P macro): Move to the top.
10870 (load_pcrel_sym): Macroize using P.
10871 (save_register_window): Likewise.
10873 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10875 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10876 ("sordered"): Same.
10878 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10881 * c-typeck.c (build_asm_expr): Strip nops off
10882 input memory operands.
10884 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10886 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10887 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10888 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10889 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10891 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10894 * config/i386/i386.c (override_options): If the 80387 is disabled,
10895 then do not return FP values using FP registers.
10897 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10899 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10900 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10901 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10902 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10903 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10904 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10905 output.h, postreload-gcse.c, postreload.c, recog.c,
10906 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10907 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10908 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10909 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10910 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10911 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10912 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10913 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10915 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10916 config/alpha/alpha.c, config/arm/vfp.md,
10917 config/i386/emmintrin.h, config/i386/i386-modes.def,
10918 config/i386/i386-protos.h, config/i386/i386.h,
10919 config/i386/pmmintrin.h, config/i386/ppro.md,
10920 config/i386/predicates.md, config/i386/xmmintrin.h,
10921 config/i860/i860.c, config/ia64/ia64-modes.def,
10922 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10923 config/ia64/ia64.md, config/ia64/itanium1.md,
10924 config/ia64/itanium2.md, config/ia64/predicates.md,
10925 config/iq2000/iq2000.h, config/mips/linux64.h,
10926 config/rs6000/aix41.h, config/rs6000/aix43.h,
10927 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10928 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10929 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10930 config/sparc/linux64.h, config/sparc/litecoff.h,
10931 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10932 config/sparc/sparc.h, config/sparc/sparc.md,
10933 config/sparc/sysv4-only.h: Update copyright.
10935 2005-01-18 Richard Henderson <rth@redhat.com>
10938 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10940 2005-01-18 Marc Espie <espie@openbsd.org>
10941 * config/i386/openbsdelf.h: Typo.
10943 2005-01-18 Richard Henderson <rth@redhat.com>
10945 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10946 special case for sse.
10947 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10949 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10951 * tree-inline.c (estimate_num_insns_1): Added cases for
10952 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10954 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10956 PR rtl-optimization/19296
10957 * combine.c (simplify_comparison): Rewrite the condition under
10958 which a non-paradoxical SUBREG of a PLUS can be lifted when
10959 compared against a constant.
10961 2005-01-18 Andi Kleen <ak@muc.de>
10963 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10964 * c.opt (-Wpointer-sign): Add.
10965 * doc/invoke.texi: (-Wpointer-sign): Add.
10967 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10969 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10970 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10971 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10972 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10973 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10974 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10975 for TARGET_MIX_SSE_I387.
10976 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10977 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10978 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10979 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10980 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10981 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10982 TARGET_MIX_SSE_I387.
10983 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10986 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10989 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10990 Add movaps alternative for xmm reg->reg move.
10992 2005-01-17 Jeff Law <law@redhat.com>
10994 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10995 at the end of the main DOM loop rather than just before DOM exits.
10997 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10999 PR tree-optimization/19121
11000 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
11001 adding aliases to a name tag, also add them to the pointer's
11003 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
11004 sensitive alias info at all. Only check that the two pointers
11005 have compatible pointed-to sets.
11006 * tree-ssa.c (verify_name_tags): Verify that the alias set of
11007 a pointer's type tag is a superset of the alias set of the
11008 pointer's name tag.
11010 2005-01-17 James E Wilson <wilson@specifixinc.com>
11013 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
11014 comment to document why.
11016 2005-01-17 Richard Henderson <rth@redhat.com>
11018 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
11019 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
11020 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
11021 sse2_vmsminv2df3_finite): New.
11022 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
11023 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
11024 Force op1 into register.
11026 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
11028 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
11029 bubblestrap from always rebuilding build directory.
11031 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
11033 * config/s390/s390.md ("*clc"): Remove incorrect '='.
11034 ("*cmpmem_short"): Likewise.
11036 2005-01-17 Steven Bosscher <stevenb@suse.de>
11038 * basic-block.h: Document BB_* flags.
11039 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
11040 use an sbitmap instead.
11041 * sched-rgn.c (compute_trg_info): Likewise.
11043 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
11045 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
11046 redundant target_cpu_default and extra_parts lines. Use the default
11048 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
11049 (SUBTARGET_EXTRA_SPECS): Delete.
11050 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
11051 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
11052 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
11053 and "n32" for -mabi=n32.
11055 2005-01-17 Ian Lance Taylor <ian@airs.com>
11058 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
11059 fold constant variables into initial values.
11061 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11063 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
11065 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
11066 through the statements backward.
11068 2005-01-17 Ian Lance Taylor <ian@airs.com>
11070 PR middle-end/13127:
11071 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
11072 a variable set to the return value of the inlined function.
11074 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
11076 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
11077 when modes are tieable.
11079 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
11081 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
11082 of pthread_create to find out if threads are enabled.
11083 * gthr-posix95.h (__gthread_active_p): Likewise.
11085 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11087 * common.opt (-fnew-ra): Remove.
11089 * toplev.h (flag_new_regalloc): Remove.
11090 * Makefile.in (ra*.*): Don't mention.
11091 * passes.c (rest_of_handle_new_regalloc): Remove.
11092 (rest_of_handle_combine, rest_of_compilation): Always consider
11093 flag_new_regalloc as false.
11094 * doc/invoke.texi: Don't document -fnew-ra.
11096 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11098 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
11099 last parameter to reg_scan.
11100 * loop.c (loop_optimize): Likewise.
11101 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
11102 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
11103 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11104 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11105 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
11106 * regclass.c (reg_scan): Likewise, for the declaration.
11107 * rtl.h (reg_scan): Likewise, for the prototype.
11109 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11111 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11112 mark_dfs_back_edges.
11114 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11116 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11117 (compute_avail): Uses don't go in tmp_gen.
11119 2005-01-16 Steven Bosscher <stevenb@suse.de>
11121 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11122 loop to look for a free slot in a page entry.
11124 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11127 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11128 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11129 just before targetm.asm_out.file_end.
11130 * tree.h (process_pending_assemble_output_defs): Declare.
11131 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11133 (assemble_alias): Defer generation of assembly code for defines when
11134 TARGET_DEFERRED_OUTPUT_DEFS is true.
11135 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11136 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11137 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11139 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11142 * pa.c (pa_scalar_mode_supported_p): New function.
11143 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11144 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11146 * pa-protos.h (prefetch_operand): Delete.
11147 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11148 * pa.c (prefetch_operand): Delete.
11149 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11150 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11151 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11152 and prefetch_nocc_operand.
11153 * pa.md (prefetch): Rework to avoid reload problems handling short
11154 displacements when a cache control completer needs to be provided.
11155 (prefetch_32, prefetch_64): Delete.
11156 (prefetch_cc, prefetch_nocc): New patterns.
11158 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11160 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11162 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11165 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11166 exceeds maximum alignment for global common data.
11167 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11168 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11170 2004-01-15 Roger Sayle <roger@eyesopen.com>
11172 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11174 2004-01-15 Roger Sayle <roger@eyesopen.com>
11176 * harg-reg-set.h (reg_class_names): Prototype global array.
11177 * regclass.c (reg_class_names): Declare here and initialize to
11179 (dump_regclass): Remove local declaration of reg_class_names.
11180 (regclass): Likewise.
11181 * cfg.c (dump_flow_info): Likewise.
11182 * ra-debug.c (reg_class_names): Likewise.
11183 * regrename.c (reg_class_names): Likewise.
11184 * reload.c (reg_class_names): Likewise.
11185 * reload1.c (spill_failure): Likewise.
11186 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11188 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11190 * config/s390/s390.md ("reload_outti"): Remove predicate for
11191 output operand. Abort if operand is not a MEM.
11192 ("reload_outdi", "reload_outdf"): Likewise.
11194 2005-01-15 Marc Espie <espie@openbsd.org>
11196 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11197 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11198 * config/openbsd.h: Fix C++ includes for native configurations.
11199 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11200 Add trampoline support.
11201 * config/i386/openbsdelf.h: New.
11203 2005-01-15 Marc Espie <espie@openbsd.org>
11205 * collect2.c (main): Explicitly parse -dynamic-linker option.
11207 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11209 PR tree-optimization/19060
11210 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11211 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11212 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11213 and handle extract_range_from_cond returning false.
11214 * fold-const.c (fold): Optimize comparisons with min/max even for
11215 width > HOST_BITS_PER_WIDE_INT.
11217 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11219 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11220 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11221 Remove little endian multilib variants.
11222 Add mips32 multilib variant.
11224 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11226 * explow.c (copy_all_reg, stabilize): Remove.
11227 * expr.h: Remove the corresponding prototypes.
11229 * rtlanal.c (regs_set_between_p): Remove.
11230 * rtl.h: Remove the corresponding prototype.
11232 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11234 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11235 to rs6000_nonimmediate_operand.
11236 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11237 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11238 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11239 rs6000_nonimmediate_operand.
11240 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11241 rs6000_nonimmediate_operand.
11243 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11245 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11247 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11249 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11251 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11252 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11254 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11255 (rs6k_nonimmediate_operand): New.
11256 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11258 (legitimate_lo_sum_address_p): Same.
11259 (rs6000_legitimize_address): Same.
11260 (rs6000_legitimize_reload_address): Same.
11261 (rs6000_legitimate_address): Same.
11262 (spe_build_register_parallel): Pass DF and DC modes in a DI
11265 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11266 to rs6k_nonimmediate_operand.
11268 * config/rs6000/spe.md ("*frob_df_di"): New.
11269 ("*frob_di_df"): New.
11270 ("*frob_di_df_2"): New.
11271 ("*mov_sidf_e500_subreg0"): New.
11272 ("*mov_sidf_e500_subreg4"): New.
11273 ("*movdf_e500_double"): Change predicate to
11274 rs6k_nonimmediate_operand.
11276 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11278 * postreload.c (move2add_note_store): Only call
11279 trunc_int_for_mode on scalar integers.
11281 2005-01-14 Steven Bosscher <stevenb@suse.de>
11283 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11284 replace BB_VISITED uses.
11285 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11286 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11287 (tree_dce_done): Free visited_control_parents.
11288 (perform_tree_ssa_dce): Allocate and clear it.
11289 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11290 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11291 instead of BB_VISITED.
11293 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11295 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11296 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11297 Remove unused prototypes.
11299 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11301 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11302 64-bit register usage.
11303 (spe_func_has_64bit_regs_p): Add FIXME note.
11305 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11307 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11308 flag_finite_math_only with flag_unsafe_math_optimizations.
11310 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11312 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11313 end-of-stack check.
11314 (__tpf_eh_return): Copy TPF private stack area from the module
11315 boundary stack frame. Add check for when module addresses are
11316 equal, but no stub address is found.
11318 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11321 * arm.h (struct machine_function): Add call_via field.
11322 (thumb_call_via_label): Declare.
11323 * arm.c (thumb_call_via_label): New variable.
11324 (thumb_call_reg_needed): New variable.
11325 (arm_output_function_epilogue): For Thumb code, output any per-function
11326 call-indirect trampolines.
11327 (thumb_call_via_reg): New function.
11328 (arm_file_end): New function.
11329 (TARGET_ASM_FILE_END): Call arm_file_end.
11330 (aof_file_end): Likewise.
11331 * arm-protos.h (thumb_call_via_reg): Declare.
11332 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11333 thumb_call_via_reg in normal case.
11335 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11337 PR middle-end/19084
11338 PR rtl-optimization/19348
11339 * recog.c (peephole2_optimize): Do global life update if some peephole
11340 decides it doesn't need at least one of its inputs and that change
11341 influences liveness at the start of the basic block.
11343 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11344 arguments instead of 1.
11346 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11348 PR middle-end/18820
11349 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11350 zero for nested functions needing a static chain or functions
11351 with a non-constant address.
11353 2005-01-13 Roger Sayle <roger@eyesopen.com>
11355 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11356 (and (sign_extend X) C) into (zero_extend (and X C)).
11358 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11360 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11362 2005-01-13 Richard Henderson <rth@redhat.com>
11367 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11368 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11369 not just TARGET_SSE.
11370 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11371 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11372 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11373 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11374 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11375 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11376 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11377 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11378 (movdicc_c_rex64): Rename with '*'.
11379 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11380 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11381 (movsfcc_1_387): Rename from movsfcc_1.
11382 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11383 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11384 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11385 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11386 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11387 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11388 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11389 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11390 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11391 sse_movdfcc_const0_4): Remove.
11392 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11393 recognize min/max early. Update for changed sse cmove patterns.
11394 (ix86_split_sse_movcc): New.
11395 * config/i386/i386-protos.h: Update.
11397 2005-01-13 Steven Bosscher <stevenb@suse.de>
11399 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11400 (fix_stmt_v_may_defs): Likewise.
11402 2005-01-13 Richard Henderson <rth@redhat.com>
11404 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11405 for converting the mask.
11407 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11409 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11412 2005-01-13 Richard Henderson <rth@redhat.com>
11414 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11415 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11416 IX86_BUILTIN_MOVDQ2Q): Remove.
11417 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11418 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11419 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11421 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11422 (sse2_pextrw): Fix immediate constraint.
11423 (sse2_loadq, sse2_loadq_rex64): Remove.
11424 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11425 Use __builtin_ia32_vec_ext_<size>.
11426 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11428 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11430 * function.c (assign_parm_setup_block): Look inside original
11431 entry_parm when inspecting PARALLEL.
11433 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11434 Joel Sherrill <joel@oarcorp.com>
11437 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11438 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11439 rtems_gxx_recursive_mutex_init.
11440 (__gthread_recursive_mutex_lock): New function.
11441 (__gthread_recursive_mutex_trylock): Likewise.
11442 (__gthread_recursive_mutex_unlock): Likewise.
11444 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11446 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11448 2005-01-13 Jan Beulich <jbeulich@novell.com>
11450 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11451 (ashrti3_internal): Indicate output is early clobber. Generate result
11452 into output rather than first input. Use move for low word of output
11453 if shift count is exactly 64.
11454 (lshrti3_internal): Likewise.
11456 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11460 * reload1.c (delete_output_reload): Don't delete an output reload
11461 if the pseudo lives longer than a single basic block. Adjust and
11462 improve wording of comment.
11464 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11467 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11468 of TYPE_SIZE where we mean the number of bytes.
11470 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11472 * function.c (assign_parm_setup_block): Relax condition on
11473 multi-register optimization.
11475 2005-01-12 Nick Clifton <nickc@redhat.com>
11477 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11478 an "in_delay_slot" attribute of "no" to prevent them being used in
11479 delay slots. This is forbidden because they might generate
11482 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11485 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11486 with r->Y and Y->r.
11488 2005-01-12 Nick Clifton <nickc@redhat.com>
11490 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11491 passed on to GAS) but do not define, as GAS no longer supports or
11492 needs the -m2000 option.
11494 2005-01-11 Roger Sayle <roger@eyesopen.com>
11496 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11497 type as args of unprototyped builtins aren't automatically promoted.
11498 (fold_builtin_abs): Likewise.
11500 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11502 * Makefile.in: Set a `build-warn' variable.
11504 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11506 PR tree-optimization/17949
11507 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11508 (find_interesting_uses_address): Use it.
11510 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11512 * regrename.c (kill_value): Handle subreg's that won't simplify.
11514 2005-01-11 Richard Henderson <rth@redhat.com>
11517 * config/i386/i386.h (enum ix86_builtins): Move ...
11518 * config/i386/i386.c: ... here.
11519 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11520 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11521 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11522 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11523 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11524 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11525 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11526 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11527 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11528 IX86_BUILTIN_LOADDDUP): Remove.
11529 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11530 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11531 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11532 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11533 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11534 (ix86_init_builtins): Make static.
11535 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11536 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11537 if all the modes match. Otherwise, fake it.
11538 (get_element_number, ix86_expand_vec_init_builtin,
11539 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11540 (ix86_expand_builtin): Make static. Update for changed builtins.
11541 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11542 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11543 (ix86_expand_vector_init_duplicate): New.
11544 (ix86_expand_vector_init_low_nonzero): New.
11545 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11546 Split out from ix86_expand_vector_init; handle integer modes.
11547 (ix86_expand_vector_init): Use them.
11548 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11549 * config/i386/i386-protos.h: Update.
11550 * config/i386/predicates.md (reg_or_0_operand): New.
11551 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11552 (movv2sf_internal): Likewise. And a splitter to match them all.
11553 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11554 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11555 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11556 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11557 (mmx_pinsrw): Fix operand ordering.
11558 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11559 rather than sse_loadss expander.
11560 (movv2df splitter): Similarly.
11561 (sse_loadss, sse_loadlss): Remove.
11562 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11563 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11564 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11565 (sse3_movddup): Rename with '*'.
11566 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11567 (sse2_loadsd): Remove.
11568 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11569 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11570 (sse2_pinsrw): Fix argument ordering.
11571 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11572 (sse2_stored): Remove 'r' destination.
11573 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11574 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11575 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11576 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11577 vec_extractv16qi, vec_initv16qi): New.
11579 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11580 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11581 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11583 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11584 (_mm_load_si128, _mm_store_si128): Likewise.
11585 (_mm_load1_pd): Use _mm_set1_pd.
11586 (_mm_load_sd): Use _mm_set_sd.
11587 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11588 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11589 (_mm_set_epi64): Use _mm_set_epi64x.
11590 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11591 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11592 _mm_setr_epi8): Use _mm_set_foo form.
11593 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11594 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11595 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11596 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11597 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11598 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11599 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11600 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11601 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11602 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11603 (_mm_movedup_pd): Use _mm_shuffle_pd.
11604 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11605 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11606 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11607 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11608 Use _mm_setzero_ps.
11609 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11610 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11611 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11612 (_mm_store_ps): Use raw dereference.
11613 (_mm_store1_ps): Use _mm_storeu_ps.
11614 (_mm_storer_ps): Use _mm_store_ps.
11615 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11616 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11618 2005-01-11 Stan Shebs <shebs@apple.com>
11620 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11621 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11623 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11626 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11627 Skip all DECLs except for FIELD_DECLs.
11629 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11631 * config/s390/s390.c (override_options): Return error if
11632 -mbackchain, -mpacked-stack and -mhard-float are used together.
11633 (s390_va_start): Remove the backchain && packed-stack special case.
11634 (s390_gimplify_va_arg): Likewise.
11635 * doc/invoke.texi: Remove the ABI incompatibility note.
11637 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11639 * config/s390/s390.c (struct s390_frame_layout): Remove
11641 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11642 save_backchain_p with TARGET_BACKCHAIN.
11644 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11647 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11648 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11649 * function.c (locate_and_pad_parm): Set new field.
11650 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11651 Tweak where_pad test to include "none". Always set mem align for
11653 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11654 not sufficient for type.
11655 (assign_parm_setup_block): If stack_parm is zero on entry, always
11656 make a new stack local. Block move old stack parm if necessary
11657 to new aligned stack local.
11658 (assign_parm_setup_stack): Use a block move to handle
11659 potentially misaligned entry_parm.
11660 (assign_parms_unsplit_complex): Specify required alignment when
11661 creating stack local.
11662 * calls.c (compute_argument_addresses): Override alignment of stack
11663 arg calculated from its type with the alignment given by
11664 FUNCTION_ARG_BOUNDARY.
11665 (store_one_arg): Likewise.
11667 2005-01-11 Jan Beulich <jbeulich@novell.com>
11669 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11670 Change respective itanium_class attribute to ialu.
11671 (shladdp4_internal): New.
11672 * config/ia64/predicates.md (shladd_log2_operand): New.
11674 2005-01-11 Richard Henderson <rth@redhat.com>
11676 * expr.c (store_constructor): Use rtvec_alloc instead of
11677 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11679 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11681 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11683 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11685 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11686 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11687 (TARGET_RWRELOC): Define.
11688 (ia64_rwreloc_section_type_flags): Delete.
11689 (ia64_section_type_flags): New function.
11690 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11691 (TARGET_RWRELOC): Define.
11693 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11696 * config/ia64/ia64.c (process_set): For alloc insn, only call
11697 process_epilogue is !frame_pointer_needed.
11699 2005-01-10 Roger Sayle <roger@eyesopen.com>
11702 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11703 unary operator and can't be treated as a binary/comparison operator.
11705 2005-01-10 Richard Henderson <rth@redhat.com>
11707 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11708 (ix86_return_in_memory): Likewise.
11709 (function_arg_advance): Likewise. Mirror structure in function_arg
11710 for choosing register to advance.
11712 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11714 * tree-vectorizer.c, tree.def: Fix comment typos.
11716 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11718 * config/s390/s390.c (struct processor_costs): 4 new fields:
11719 ddbr, ddr, debr, der.
11720 (s390_rtx_costs): More precise handling of divide instructions.
11722 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11724 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11726 2005-01-10 Jan Beulich <jbeulich@novell.com>
11728 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11729 names resulting from -ffunction-sections/-fdata-sections and linkonce
11731 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11732 based on the section name. Rearrange the section name comparison logic
11733 slightly so that each section name is compared against at most once.
11735 2005-01-10 Ben Elliston <bje@au.ibm.com>
11737 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11738 targets for which -fPIC reduces limitations on the GOT size.
11740 2005-01-09 Falk Hueffner <falk@debian.org>
11742 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11745 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11748 * collect2.c (main): Set aixrtl_flag for -brtl option.
11749 (resolve_lib_name): Search for .so file extension before .a
11750 if aixrtl_flag set.
11752 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11754 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11755 (vect_analyze_data_refs_alignment): Add dump prints.
11757 2005-01-09 Ira Rosen <irar@il.ibm.com>
11759 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11760 expr_invariant_in_loop_p.
11761 Initialize outputs first thing in the function.
11762 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11763 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11764 (vect_analyze_pointer_ref_access): Check that the initial condition of
11765 the access function is loop invariant.
11767 2005-01-09 Richard Henderson <rth@redhat.com>
11769 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11770 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11771 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11772 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11773 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11774 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11775 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11776 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11777 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11778 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11779 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11780 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11781 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11782 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11783 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11784 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11785 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11786 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11787 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11788 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11789 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11790 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11791 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11793 (mmx_clrdi, pavgusb): Remove.
11794 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11795 with leading sse_ prefix.
11796 * config/i386/sse.md: Receive them.
11797 * config/i386/mmx.md: New file.
11798 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11799 (subrv2sf3): Turn into expander for normal subtraction.
11800 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11801 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11802 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11803 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11804 commutative; use ix86_binary_operator_ok.
11805 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11806 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11807 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11808 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11809 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11810 Macroize from existing patterns; use ix86_binary_operator_ok.
11811 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11812 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11813 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11814 with vec_select+vec_concat.
11815 (mmx_pshufw, mmx_pshufw_1): Likewise.
11816 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11817 (mmx_uavgv4hi3): Model correctly.
11818 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11819 _mm_xor_si64): Remove casts.
11821 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11823 PR tree-optimization/19224
11824 * tree-scalar-evolution.c (get_instantiated_value,
11825 set_instantiated_value): New functions.
11826 (instantiate_parameters_1): Cache the results.
11827 (instantiate_parameters, resolve_mixers): Initialize and free
11830 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11832 * config/i386/i386.md (addhi_4): Correct reference in comment.
11835 2005-01-08 Richard Henderson <rth@redhat.com>
11837 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11838 (_mm_cvtsi128_si64x): Likewise.
11839 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11840 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11841 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11842 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11843 * config/i386/i386-protos.h: Update.
11844 * config/i386/i386.c (print_operand): Add 'H'.
11845 (ix86_fixup_binary_operands): Split out from ...
11846 (ix86_expand_binary_operator): ... here.
11847 (ix86_fixup_binary_operands_no_copy): New.
11848 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11849 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11850 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11851 (safe_vector_operand): Use CONST0_RTX.
11852 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11853 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11854 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11855 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11857 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11858 (IX86_BUILTIN_CMPNGESS): New.
11859 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11860 (attr type): Add sselog1.
11861 (attr unit, attr memory): Handle it.
11862 (movti, movti_internal, movti_rex64): Move near other integer moves.
11863 (movtf, movtf_internal): Move near other fp moves.
11864 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11865 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11866 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11867 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11868 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11869 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11870 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11871 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11872 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11873 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11874 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11875 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11876 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11877 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11878 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11879 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11880 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11881 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11882 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11883 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11884 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11885 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11886 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11887 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11888 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11889 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11890 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11891 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11892 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11893 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11894 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11895 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11896 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11897 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11898 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11899 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11900 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11901 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11902 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11903 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11904 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11905 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11906 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11907 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11909 (SSEPUSH, push<SSEPUSH>): Remove.
11910 (MMXPUSH, push<MMXPUSH>): Remove.
11911 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11912 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11913 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11914 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11915 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11916 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11917 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11918 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11919 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11920 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11921 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11922 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11923 (ppro_sse_log_V4SF): Handle sselog1.
11924 * config/i386/predicates.md (const_0_to_1_operand): New.
11925 (const_0_to_255_mul_8_operand): New.
11926 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11927 (const_2_to_3_operand, const_4_to_7_operand): New.
11928 * config/i386/sse.md: New file.
11929 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11930 (sse_movups): Rename from sse_movups_1.
11931 (sse_loadlss): Rename from sse_loadss_1.
11932 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11934 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11935 (absv4sf2, negv2df, absv2df): New.
11936 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11937 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11938 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11939 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11940 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11941 (sse3_addsubv4sf3): Model correctly.
11942 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11943 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11944 (sse_movhlps): Model with vec_select+vec_concat.
11945 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11946 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11947 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11948 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11949 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11950 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11951 sse2_pshufhw_1): Likewise.
11952 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11953 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11954 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11955 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11956 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11957 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11958 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11959 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11960 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11961 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11962 sminv8hi3): Mark commutative
11963 operands. Use ix86_binary_operator_ok.
11964 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11965 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11966 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11967 sse2_punpcklqdq): Allow operand2 in memory.
11968 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11969 sse2_movsd): Add memory alternatives.
11970 (sse_storelps): Turn expander into an insn; split after reload.
11971 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11972 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11974 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11976 * configure.ac (DWARF-2 debug_line): Use objdump.
11977 * configure: Regenerate.
11979 2005-01-08 Jeff Law <law@redhat.com>
11980 Diego Novillo <dnovillo@redhat.com>
11982 PR tree-optimization/18241
11983 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11984 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11985 statements with volatile operands.
11986 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11987 operands after marking a statement with has_volatile_ops.
11989 2005-01-08 Roger Sayle <roger@eyesopen.com>
11991 * tree.c (int_fits_type_p): Always honor integer constant
11992 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11994 2005-01-08 Roger Sayle <roger@eyesopen.com>
11996 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11997 the latent bug in rtl_delete_block has been resolved.
11999 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12001 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
12002 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
12004 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12006 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
12007 library as @multilib_dir@/$(SHLIB_SONAME).
12009 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12011 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
12012 * configure: Regenerate.
12014 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12016 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
12019 2005-01-07 David Edelsohn <edelsohn@gnu.org>
12022 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
12023 Convert non-word aligned offset address using ld/std into
12026 2005-01-07 Richard Henderson <rth@redhat.com>
12028 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
12030 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
12032 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
12034 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12036 PR tree-optimization/19283
12037 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
12038 is not shorter than the original type.
12040 PR rtl-optimization/19012
12041 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
12043 PR rtl-optimization/18861
12044 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
12045 (FULL_STATE): Define.
12046 (mark_tablejump_edge): New function.
12047 (purge_dead_tablejump_edges): New function.
12048 (find_bb_boundaries): Use it.
12050 PR tree-optimization/18828
12051 * builtins.c (expand_builtin_next_arg): Remove argument and all
12052 the argument checking.
12053 (expand_builtin): Adjust caller.
12054 (expand_builtin_va_start): Likewise. Remove error for too many
12056 (fold_builtin_next_arg): Issue error for too many arguments.
12057 After checking arguments, replace them with magic arguments that
12058 prevent further checking of the args.
12060 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12062 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
12064 2005-01-06 Roger Sayle <roger@eyesopen.com>
12067 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
12068 and %{.S:...} (and their negative variants) to test whether the
12069 input file is assembler or pre-processed-assembler independent of
12070 the actual filename extension.
12072 2005-01-06 Roger Sayle <roger@eyesopen.com>
12074 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
12075 of sign or zero extended values.
12077 2005-01-06 Geoffrey Keating <geoffk@apple.com>
12079 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
12080 for IBM long double format correctly.
12082 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
12084 Fix PR tree-optimization/18792
12086 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
12087 to first_loop_depth, and use loop depth instead of loop number.
12088 (build_classic_dir_vector): Ditto.
12089 (compute_data_dependences_for_loop): Use depth, not loop number.
12090 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
12091 number. Pass in loops, instead of loop numbers.
12092 (gather_interchange_stats): Ditto.
12093 (linear_transform_loops): Ditto.
12095 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
12098 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
12099 biv_fits_mode_p, extension_within_bounds_p): New functions.
12100 (check_ext_dependent_givs): Use them.
12102 2005-01-06 Roger Sayle <roger@eyesopen.com>
12104 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
12105 more than one barrier, in which case we should delete them all.
12107 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12109 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12111 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12113 Fix PR middle-end/19286
12115 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12116 output this subprogram, simply ignore this attempt to do it again.
12117 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12118 origin attribute if it's not possible.
12119 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12120 (decls_for_scope): Ditto.
12121 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12122 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12124 2005-01-05 Richard Henderson <rth@redhat.com>
12127 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12128 (bdesc_2arg): Use it.
12129 (ix86_expand_binop_builtin): Force operands into registers
12131 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12132 ix86_expand_sse_compare, ix86_expand_sse_comi,
12133 ix86_expand_builtin): Likewise.
12135 2005-01-05 Richard Henderson <rth@redhat.com>
12137 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12139 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12140 (mulv4hi3): Set itanium_class mmmul.
12141 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12142 (fpack): Rename from fpack_sfsf.
12144 2005-01-05 Richard Henderson <rth@redhat.com>
12147 * reload1.c (do_input_reload): Restrict the optimization deleteing
12148 a previous output reload to RELOAD_FOR_INPUT.
12150 2005-01-05 Steven Bosscher <stevenb@suse.de>
12152 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12153 comment that we fall through after case.
12154 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12155 (distribute_links): Likewise.
12156 * cse.c (cse_insn): Likewise.
12157 * cselib.c (cselib_invalidate_mem): Likewise.
12158 * df.c: Update comments at the top of the file.
12159 (read_modify_subreg_p): Update comments here too.
12160 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12161 * flow.c (mark_set_1): Likewise.
12162 (mark_used_regs): Likewise.
12163 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12164 (canon_list_insert): Likewise.
12165 (mark_set): Likewise.
12166 (try_replace_reg): Likewise.
12167 (store_killed_in_insn): Likewise.
12168 * loop.c (count_one_set): Likewise.
12169 (basic_induction_var): Likewise.
12170 * postreload-gcse.c (find_mem_conflicts): Likewise.
12171 * postreload.c (reload_combine_note_store): Likewise.
12172 (move2add_note_store): Likewise.
12173 * reload.c (find_equiv_reg): Likewise.
12174 (mark_referenced_resources): Likewise.
12175 * rtlanal.c (set_noop_p): Likewise.
12176 (note_stores): Likewise.
12177 (note_uses): Likewise.
12178 * sched-deps.c (sched_analyze_1): Likewise.
12179 * sched-rgn.c (check_live_1): Likewise.
12180 (update_live_1): Likewise.
12181 * config/i860/i860.c: Likewise.
12183 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12185 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12187 * doc/rtl.texi: Update documentation for bit-fields and SET.
12189 2005-01-05 Roger Sayle <roger@eyesopen.com>
12191 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12193 2005-01-05 Jan Hubicka <jh@suse.cz>
12194 Richard Henderson <rth@redhat.com>
12197 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12200 2005-01-05 Richard Henderson <rth@redhat.com>
12203 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12204 (sse_shufps): Change operand 3 to const_int_operand.
12205 (sse2_storelps): Fix typo in template.
12206 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12207 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12208 (ix86_expand_builtin): Likewise.
12210 2005-01-05 Julian Brown <julian@codesourcery.com>
12212 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12213 as aggregates for AAPCS ABIs.
12215 2005-01-05 Stan Shebs <shebs@apple.com>
12217 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12218 Mach-O getters if ppc64.
12219 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12221 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12222 signed four-byte field for global code case.
12223 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12225 2005-01-05 Roger Sayle <roger@eyesopen.com>
12227 PR middle-end/19100
12228 * c-common.c: Include real.h.
12229 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12230 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12231 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12232 * Makefile.in (c-common.o): Update dependencies.
12234 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12236 * c-parse.in (asm_string): Add trailing semicolon.
12238 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12240 * c-parse.in (asm_string): New. Don't allow wide strings in
12242 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12243 asm_string instead of STRING.
12245 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12247 * c-typeck.c (constructor_no_implicit): Remove.
12248 (set_designator, process_init_element): Don't check
12249 constructor_no_implicit.
12251 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12252 Kaz Kojima <kkojima@gcc.gnu.org>
12255 * lcm.c (create_pre_exit): New.
12256 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12257 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12259 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12261 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12262 -msoft-float in target_float_switch.
12263 * arm.c (arm_override_options): Fix processing of target_float_switch.
12265 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12267 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12270 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12272 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12273 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12275 2005-01-04 Roger Sayle <roger@eyesopen.com>
12277 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12278 if deleting the then-block allows the test-block to fallthru to the
12281 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12284 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12285 after the full declaration if the are in two different TUs.
12287 2005-01-04 Richard Henderson <rth@redhat.com>
12290 * tree-sra.c (generate_one_element_init): Just
12291 call gimplify_and_add.
12292 (generate_element_init): Record the
12293 new referenced variables and mark them for renaming
12294 and split out to ...
12295 (generate_element_init_1): This.
12296 (scalarize_init): Don't call push_gimplify_context/
12297 pop_gimplify_context.
12299 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12301 * toplev.c (get_src_pwd): Handle failure of getpwd().
12303 2005-01-04 Roger Sayle <roger@eyesopen.com>
12305 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12307 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12308 all the cases handled by it are inverted by invert_truthvalue.
12310 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12312 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12313 (save_register_windowsi): Likewise.
12315 2005-01-04 Richard Henderson <rth@redhat.com>
12317 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12319 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12321 PR middle-end/17767
12322 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12323 any simplifications of vector mode comparison operators.
12324 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12326 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12327 Devang Patel <dpatel@apple.com>
12329 PR tree-optimization/18308
12330 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12331 the operands before creating a new expression.
12332 * dojump.c (do_jump): Make drop_through_label available
12333 for all cases. Add expansion of COND_EXPR.
12335 2005-01-04 Ira Rosen <irar@il.ibm.com>
12337 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12338 INTEGER_CST instead of TREE_CONSTANT.
12339 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12340 instead of TREE_CONSTANT.
12341 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12342 instead of TREE_CONSTANT.
12344 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12346 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12348 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12351 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12352 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12354 2005-01-03 Richard Henderson <rth@redhat.com>
12356 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12357 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12358 fold_convert_const_real_from_real): Split out from ...
12359 (fold_convert_const): ... here.
12361 2005-01-03 Richard Henderson <rth@redhat.com>
12364 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12365 (mov<MMXMODEI>_internal): Likewise.
12366 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12367 Add V2SF case; use it for SSE1; don't use TI.
12368 (movdf_integer): Likewise.
12369 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12371 2005-01-03 Ira Rosen <irar@il.ibm.com>
12373 * tree-vectorizer.c (vect_strip_conversions): New function.
12374 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12375 check for binary class.
12377 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12381 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12383 * gimple-low.c (mark_blocks_with_used_vars): New function.
12384 (mark_blocks_with_used_subblocks): Ditto.
12385 (mark_used_blocks): Ditto.
12386 (pass_mark_used_blocks): New pass.
12387 * tree-inline.c: Include debug.h.
12388 (expand_call_inline): Call outlining_inline_function here.
12389 * tree-optimize.c (init_tree_optimization_passes): Add
12390 pass_mark_used_blocks.
12391 * tree-pass.h (pass_mark_used_blocks): New.
12392 * Makefile.in (tree-inline.o): Add debug.h dependency.
12394 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12396 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12397 VAR_DECLs to have weak_import attribute.
12399 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12402 2004-01-03 Steven Bosscher <stevenb@suse.de>
12404 * passes.c (rest_of_compilation): Don't run regmove if only
12405 flag_expensive_optimizations, require flag_regmove instead.
12407 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12409 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12411 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12412 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12413 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12414 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12416 2005-01-03 Richard Henderson <rth@redhat.com>
12418 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12419 (ia64_const_ok_for_letter_p): New.
12420 (ia64_const_double_ok_for_letter_p): New.
12421 (ia64_extra_constraint): New.
12422 (ia64_expand_vecint_compare): New.
12423 (ia64_expand_vcondu_v2si): New.
12424 (ia64_expand_vecint_cmov): New.
12425 (ia64_expand_vecint_minmax): New.
12426 (ia64_print_operand): Add 'v'.
12427 (ia64_preferred_reload_class): New.
12428 (ia64_vector_mode_supported_p): New.
12429 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12430 (PREFERRED_RELOAD_CLASS): Move to function.
12431 (CONST_OK_FOR_LETTER_P): Move to function.
12432 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12433 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12434 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12435 (EXTRA_CONSTRAINT): Move to function.
12436 * config/ia64/ia64.md: Include vect.md.
12437 (itanium_class): Add mmalua.
12439 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12441 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12442 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12444 (const_int_2bit_operand): New.
12445 (fr_reg_or_0_operand): New.
12446 * config/ia64/ia64-modes.def: Add vector modes.
12447 * config/ia64/ia64-protos.h: Update.
12448 * config/ia64/vect.md: New file.
12450 2005-01-03 Richard Henderson <rth@redhat.com>
12452 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12454 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12457 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12459 (log1pdf2): Change mode of operands[0,1] to DFmode.
12461 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12463 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12464 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12465 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12466 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12467 SPARC_RELAXED_ORDERING.
12469 2005-01-03 Richard Henderson <rth@redhat.com>
12470 Uros Bizjak <uros@kss-loka.si>
12473 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12474 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12475 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12477 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12478 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12479 const_pow2_1_to_128_operand): New predicates.
12481 2005-01-02 Greg McGary <greg@mcgary.org>
12483 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12485 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12486 object. [ptr_type]: Remove unused variable.
12487 Remember nearest addressable array-element or record-component
12488 when checking bitfield components. Tolerate empty BIND_EXPR.
12490 2005-01-01 Richard Henderson <rth@redhat.com>
12492 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12493 that don't narrow the value. Fail for other conversions.
12495 2005-01-01 Richard Henderson <rth@redhat.com>
12498 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12499 * c-lang.c (finish_file): Don't do it here.
12500 * objc/objc-act.c (objc_finish_file): Likewise.
12502 * cgraph.c (decl_assembler_name_equal): New.
12503 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12504 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12505 * cgraph.h (struct cgraph_varpool_node): Add next.
12506 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12507 * varasm.c (assemble_alias): Mark the target as needed.
12509 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12511 PR middle-end/19221
12512 * function.c (get_arg_pointer_save_area): Use entry_of_function
12513 instead of get_insns.
12515 2005-01-01 Roger Sayle <roger@eyesopen.com>
12516 Andrew Pinski <pinskia@physics.uc.edu>
12517 James E. Wilson <wilson@specifixinc.com>
12519 PR rtl-optimization/12092
12520 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12523 2005-01-01 Roger Sayle <roger@eyesopen.com>
12524 Olivier Hainque <hainque@act-europe.fr>
12526 * tree.c (int_fits_type_p): A narrower type always fits in a
12527 wider one, except for negative values into unsigned types.
12529 2005-01-01 Roger Sayle <roger@eyesopen.com>
12531 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12532 with the original constant rather than require TREE_OVERFLOW.
12534 2005-01-01 Steven Bosscher <stevenb@suse.de>
12536 PR middle-end/17544
12537 * c-decl.c (finish_function): If compiling C99, annotate the
12538 compiler generated return with the current file name and line 0.
12539 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12540 the source line is greater than 0.
12541 (remove_bb): Likewise.