1 2005-04-19 Andrew Haley <aph@redhat.com>
4 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
5 looking at a field's bitpos.
7 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * system.h (fopen, fdopen, freopen): Define these to the unlocked
12 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
14 PR tree-optimization/21096
15 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
17 2005-04-19 Alan Modra <amodra@bigpond.net.au>
20 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
21 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
23 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
25 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
26 refers to the function being dumped.
28 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
30 * varasm.c (assemble_start_function): Remove reset of in_section.
32 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
34 PR tree-optimization/21085
35 * fold-const (fold_binary): Don't change X % -C to X % C if C has
38 2005-04-19 Ben Elliston <bje@au.ibm.com>
40 * doc/invoke.texi (Optimize Options): Refer to the correct
41 optimisation flag -ftree-dominator-opts, not -ftree-dom.
43 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
45 * config/rs6000/rs6000.c (machopic_output_stub): Increase
46 alloca argument to be big enough.
48 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
51 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
54 2005-04-18 Tom Tromey <tromey@redhat.com>
56 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
59 2005-04-18 Richard Henderson <rth@redhat.com>
61 * config/alpha/alpha.c (alpha_split_atomic_op): New.
62 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
63 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
64 * config/alpha/alpha-protos.h: Update.
65 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
66 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
67 (attr type): Add ld_l, st_c, mb.
68 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
69 iornotsi3, xorsi_internal, xornotsi3): New.
70 * config/alpha/ev4.md (ev4_ld): Add ld_l.
71 (ev4_ist_c, ev4_mb): New.
72 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
74 * config/alpha/ev6.md (ev6_ild): Add ld_l.
77 * config/alpha/sync.md: New file.
79 2005-04-18 Richard Henderson <rth@redhat.com>
81 * builtins.c (expand_builtin_sync_operation): Fold nand to and
84 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
86 2005-04-18 Devang Patel <dpatel@apple.com>
88 * config/rs6000/atlivec.md (mulv4si3): New pattern.
90 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
92 PR tree-optimization/20922
93 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
94 Fold X + c >= X and fold X - c <= X to true.
96 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
98 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
100 (emergency_labeled_state_free): Likewise.
102 2005-04-18 Nick Clifton <nickc@redhat.com>
104 * config/h8300/h8300.md (jump): Remove prescan parameter from
105 calls to final_scan_insn.
107 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
108 parameter from calls to final_scan_insn.
110 * config.gcc (m68hc12): Use the m68hc11.opt file for target
112 (v850e, v850e1): Use the v850.opt file for target specific
115 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
117 PR tree-optimization/21001
118 * tree-optimize.c (init_tree_optimization_passes): Move the
119 first pass_forwprop immediately before pass_vrp.
121 2005-04-17 Ian Lance Taylor <ian@airs.com>
123 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
124 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
125 from enum tree_code op to bool is_sizeof.
126 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
127 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
128 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
130 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
132 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
135 2005-04-17 Ian Lance Taylor <ian@airs.com>
137 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
139 2005-04-17 Richard Henderson <rth@redhat.com>
141 * config/alpha/alpha.c (va_list_skip_additions): Only define if
143 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
144 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
145 of indirection through ssa names while looking for the gpr counter
147 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
148 saved va_list_gpr_size and va_list_fpr_size.
150 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
152 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
153 both pointers or both integers.
155 * tree-vrp.c (maybe_add_assert_expr): Don't assert
156 ASSERT_EXPRs for single-use variable.
158 * tree-into-ssa.c: Fix a comment typo.
160 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
162 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
163 -mipsN before forcing a default of -mips2.
165 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
167 * predict.h (IS_TAKEN): Remove.
168 * rtl.h (NOTE_PREDICTION): Likewise.
170 * modulo-sched.c (CFG_HOOKS): Remove.
172 * c-parser.c (N_C_TTYPES): Remove.
174 * tree-flow-inline.h (get_stmt_operands): Remove.
175 * lambda-code.c, tree-ssa-loop-unswitch.c,
176 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
177 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
178 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
179 calls to get_stmt_operands.
180 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
182 2005-04-17 Richard Henderson <rth@redhat.com>
185 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
186 of CUMULATIVE_ARGS past the last named argument.
187 (alpha_va_start): Expect pretend_args_size only if strictly less than
190 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
193 * builtins.c (expand_builtin_strcat): Convert the result of
194 strlen to the right type.
195 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
196 avoid creating type mismatches.
197 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
200 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
202 2005-04-16 Richard Henderson <rth@redhat.com>
205 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
206 Use the mode of boolean_type_node when the user doesn't provide one.
207 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
209 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
212 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
215 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
218 2005-04-16 Roger Sayle <roger@eyesopen.com>
219 Steven Bosscher <stevenb@suse.de>
221 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
222 (fold_unary_to_constant): Likewise.
224 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
226 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
229 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
231 * doc/install.texi (Specific): Avoid using asterisks in @anchor
232 names related to target triplets.
233 Remove i?86-*-esix from platform directory.
234 Remove powerpc-*-eabiaix from platform directory.
236 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
239 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
240 falling through from SUBREG case to REG.
242 2005-04-15 Roger Sayle <roger@eyesopen.com>
244 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
245 (fold_binary): Update comment mentioning fold_relational_hi_lo.
246 (fold_binary_to_constant): Simplify using fold_binary.
247 (fold_unary_to_constant): Likewise, simplify using fold_unary.
249 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
251 * gthr-posix.c (pthread_cancel): Define.
252 (pthread_mutexattr_init): Likewise.
253 (pthread_mutexattr_settype): Likewise.
254 (pthread_mutexattr_destroy): Likewise.
256 2005-04-15 David S. Miller <davem@davemloft.net>
259 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
261 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
263 PR tree-optimization/21031
264 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
265 (forward_propagate_into_cond_1): Call it. Forward propagate
266 integer-integer casts into COND_EXPRs.
268 2005-04-15 Dave Korn <dave.korn@artimi.com>
270 * gcc.c (default_compilers): Clarify obscure error message when
271 reading from standard input.
273 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
275 * basic-block.h (PROP_EQUAL_NOTES): Remove.
276 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
278 * tree-ssa-alias.c (init_alias_info): Remove a call to
281 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
283 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
284 of non-virtual PHI nodes like we use to.
286 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
288 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
289 (attr_copy_rtx): Do not use it.
291 2005-04-15 Andrew Macleod <amacleod@redhat.com>
293 * doc/tree-ssa.texi: Grammer/abbreviation updates.
295 2005-04-15 Diego Novillo <dnovillo@redhat.com>
297 * tree-vect-transform.c (vectorizable_store): Mark necessary
298 objects in the vectorized store needing renaming. Update the
299 SSA graph for V_MAY_DEF operands in the original store.
301 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
303 * tree-ssa-pre.c (compute_avail): It's okay to have
304 TREE_INVARIANT's here, and value number the resulting expressions.
305 (create_expression_by_pieces): Make sure operands that were
306 min_invariant when we started, stay that way.
308 2005-04-15 David Edelsohn <edelsohn@gnu.org>
310 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
312 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
314 PR tree-optimization/20936.
315 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
317 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
319 * doc/invoke.texi: Fix typos.
320 * doc/md.texi: Likewise.
321 * doc/rtl.texi: Likewise.
322 * doc/sourcebuild.texi: Likewise.
323 * doc/tm.texi: Likewise.
325 2005-04-15 Uros Bizjak <uros@kss-loka.si>
327 PR tree-optimization/21004
328 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
329 and floorl in c99 mode only.
330 * builtins.c (expand_builtin_int_roundingfn): Assert that
331 fallback_fndecl is not NULL_TREE.
333 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
335 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
336 * basic-block.h: Update the prototype for
337 purge_all_dead_edges.
338 * cfgexpand.c (tree_expand_cfg): Update a call to
339 purge_all_dead_edges.
340 * combine.c (combine_instructions): Likewise.
341 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
342 rest_of_handle_cse2, rest_of_handle_gcse,
343 rest_of_handle_postreload): likewise.
345 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
348 * gimplify.c (gimplify_addr_expr): Compensate for removal of
349 e.g. cv-qualification conversions.
351 2005-04-14 Mike Stump <mrs@apple.com>
353 * config/darwin-c.c (framework_construct_pathname): We must
354 find all headers of a framework in the first instance of it
355 found in the seach path.
357 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
359 PR tree-optimization/21021
360 * tree-vrp.c (compare_values): Work around a bug in the front
361 end that produces a comparison of mismatched types.
363 2004-04-14 Richard Henderson <rth@redhat.com>
365 * config/ia64/ia64.h (enum fetchop_code): Remove.
366 (enum ia64_builtins): Move ...
367 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
368 members except BSP and FLUSHRS.
369 (ia64_init_builtins): Remove __sync builtins.
370 (ia64_expand_builtin): Likewise.
371 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
372 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
373 (ia64_expand_lock_release): Remove.
374 * config/ia64/ia64.md (mf): Move to sync.md.
375 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
376 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
377 * config/ia64/sync.md: New file.
378 (memory_barrier): Rename from mf.
379 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
380 (cmpxchg_acq_<I48MODE>): Likewise.
381 (sync_lock_test_and_set<I48MODE>): Likewise.
383 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
384 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
386 2004-04-14 Richard Henderson <rth@redhat.com>
388 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
389 (ix86_compare_emitted): New.
390 (ix86_expand_compare): Use ix86_compare_emitted if set.
391 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
392 and ix86_compare_op0 are set.
393 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
394 (TARGET_CMPXCHG, TARGET_XADD): New.
395 (ix86_compare_emitted): Declare.
396 * config/i386/i386.md: Include sync.md
397 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
398 (UNSPECV_XCHG, UNSPECV_LOCK): New.
399 * config/i386/sync.md: New file.
401 2004-04-14 Richard Henderson <rth@redhat.com>
404 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
405 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
406 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
407 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
408 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
409 BT_FN_I8_VPTR_I8_I8): New.
410 * builtins.def (DEF_SYNC_BUILTIN): New.
411 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
412 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
413 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
414 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
415 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
416 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
417 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
418 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
419 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
420 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
421 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
422 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
423 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
424 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
425 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
426 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
427 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
428 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
429 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
430 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
431 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
432 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
433 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
434 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
435 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
436 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
437 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
438 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
439 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
440 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
441 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
442 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
443 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
444 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
445 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
446 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
447 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
448 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
449 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
450 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
451 BUILT_IN_SYNCHRONIZE: New.
452 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
453 as a function. Accept __sync_ as a prefix as well.
454 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
455 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
456 expand_builtin_lock_release): New.
457 (expand_builtin): Call them.
458 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
459 neither BOTH_P nor FALLBACK_P are defined.
460 (builtin_type_for_size): New.
461 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
462 (resolve_overloaded_builtin): New.
463 * c-common.h (resolve_overloaded_builtin): Declare.
464 (builtin_type_for_size): Declare.
465 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
466 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
467 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
468 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
469 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
470 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
471 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
472 sync_compare_and_swap_cc, sync_lock_test_and_set,
473 sync_lock_release): New.
474 * optabs.h: Declare them.
475 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
476 expand_sync_operation, expand_sync_fetch_operation,
477 expand_sync_lock_test_and_set): Declare.
478 * genopinit.c (optabs): Add sync optabs.
479 * optabs.c (init_optabs): Initialize sync optabs.
480 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
481 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
482 expand_sync_operation, expand_sync_fetch_operation,
483 expand_sync_lock_test_and_set): New.
484 * doc/extend.texi (Atomic Builtins): New section
485 * doc/md.texi (Standard Names): Add sync patterns.
487 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
489 * tree-eh.c (lower_try_finally_copy): Generate new code in
490 response to goto_queue entries as if the queue was sorted by
492 (lower_try_finally_switch): Likewise.
494 2005-04-14 Richard Henderson <rth@redhat.com>
496 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
497 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
499 (ix86_expand_fp_movcc): Update to match.
500 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
501 * config/i386/i386-protos.h: Update.
502 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
503 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
505 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
507 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
510 2005-04-14 Julian Brown <julian@codesourcery.com>
512 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
513 link failures on ppc64 Linux.
515 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
517 * config.gcc: Set cpu_type for s390.
519 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
521 Fix PR tree-optimization/20963
522 * tree-ssa-pre.c (compute_avail): Remove special case for
524 (create_expression_by_pieces): Add value numbers for forced out
527 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
529 * config/cris/cris.md: Replace references to (reg:SI 16) with
530 (reg:SI CRIS_SRP_REGNUM).
532 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
534 PR tree-optimization/20657
535 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
536 create an appropriate range from it.
538 2005-04-14 Uros Bizjak <uros@kss-loka.si>
540 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
541 <UNSPEC_FIST_CEIL> case.
543 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
544 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
545 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
546 to implement lfloor and llfloor built-ins as x87 intrinsic function.
547 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
548 (lfloor<mode>2): New expanders.
549 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
550 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
551 to implement lceil and llceil built-ins as x87 intrinsic function.
552 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
553 (lceil<mode>2): New expanders.
555 2005-04-14 Uros Bizjak <uros@kss-loka.si>
557 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
558 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
560 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
563 * config/s390/s390-modes.def: Define TFmode.
565 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
567 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
568 (JUMP_TABLES_IN_TEXT_SECTION): Define.
569 * config/mips/mips.c (mips16_insn_length): Remove reference to
570 JUMP_TABLES_IN_TEXT_SECTION.
572 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
574 * simplify-rtx.c (simplify_binary_operation_1): Return
575 scalar or vector of constant 0, depending on the xor's
578 2005-04-13 Dale Johannesen <dalej@apple.com>
580 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
582 * objc/objc-act.c (objc_gimplify_expr): New.
583 (objc_get_callee_fndecl): New.
584 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
585 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
586 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
588 2005-04-13 Devang Patel <dpatel@apple.com>
590 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
593 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
595 CRIS prologue as RTL.
596 * config/cris/cris-protos.h (cris_emit_movem_store)
597 (cris_expand_prologue): Prototype.
598 * config/cris/cris.c (struct machine_function): New member
600 (cfa_label_num, cris_target_asm_function_prologue): Remove.
601 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
602 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
603 (cris_load_multiple_op, cris_return_address_on_stack)
604 (cris_return_address_on_stack_for_return): ISO-Cify.
605 (cris_store_multiple_op): New predicate function.
606 (cris_expand_prologue, cris_emit_movem_store): New functions.
607 (cris_print_operand) <case 'O'>: Handle modifications other than
609 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
610 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
611 (cris_gen_movem_load): Rearrange slightly to make local variable
612 src a parameter, removing osrc.
613 (cris_setup_incoming_varargs): Set machine_function member
614 stdarg_regs to correspond to the number of registers that need to
616 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
618 (PREDICATE_CODES): Add cris_store_multiple_op. Make
619 cris_general_operand_or_gotless_symbol accept UNSPEC.
620 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
621 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
622 ("*cris_store_multiple"): New pattern. Tweak common comment above
623 this and "*cris_load_multiple".
624 ("prologue"): New define_expand.
626 * config/cris/cris.md ("epilogue"): Conditionalize on
627 TARGET_PROLOGUE_EPILOGUE.
629 2005-04-13 Steve Ellcey <sje@cup.hp.com>
632 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
633 fpsr 0 instead of fpsr 1.
634 (divsf3_internal_thr): Ditto.
635 (divdf3_internal_lat): Ditto.
636 (divdf3_internal_thr): Ditto.
637 (divxf3_internal_lat): Ditto.
638 (divxf3_internal_thr): Ditto.
640 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
642 PR tree-optimization/20913
643 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
645 PR tree-optimization/20702
646 * tree-vrp.c (maybe_add_assert_expr): Recurse into
647 dominator children that haven't been walked into.
649 2005-04-13 Julian Brown <julian@codesourcery.com>
651 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
652 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
655 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
657 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
658 config/i386/sse.md: Fix comment typos.
660 * genattrtab.c (NULL_ATTR): Remove.
661 * ifcvt.c (NULL_EDGE): Likewise.
663 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
665 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
666 NOTE_PREDICT): Remove.
668 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
670 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
671 * configure: Regenerate.
672 * config.in: Likewise.
673 * system.h: Declare vsnprintf if not already declared.
675 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
677 * optc-gen.awk: Handle stand-alone Mask records.
678 * opth-gen.awk: Likewise.
679 * doc/options.texi (Option file format): Document them.
680 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
681 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
682 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
683 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
684 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
685 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
686 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
687 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
688 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
689 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
690 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
691 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
692 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
693 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
694 TARGET_LONG_DOUBLE_128): Likewise.
695 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
696 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
697 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
698 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
699 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
700 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
701 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
702 * config/sparc/sparc.c (fpu_option_set): New global.
703 (sparc_handle_option): New function.
704 (sparc_override_options): Test fpu_option_set.
705 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
706 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
707 * config/sparc/sparc.opt: New file.
708 * config/sparc/little-endian.opt: Likewise.
709 * config/sparc/long-double-switch.opt: Likewise.
711 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
713 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
714 (bfin_handle_options): Set it if -mshared-library-id= is seen.
715 * config/bfin/bfin.opt (mshared-library-id=): Lose
716 Var(bfin_lib_id_given).
718 2005-04-13 Matt Thomas <matt@3am-software.com>
720 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
723 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
725 * rtl.h (CLEAR_RTX_FLAGS): Remove.
727 * cgraphunit.c (INSNS_PER_CALL): Remove.
729 * tree-ssa-forwprop.c (vars,
730 record_single_argument_cond_exprs,
731 substitute_single_use_vars): Remove.
732 (forward_propagate_into_cond_1, forward_propagate_into_cond):
734 (tree_ssa_forward_propagate_single_use_vars): Call
735 forward_propagate_into_cond for each COND_EXPR.
737 * tree-inline.c (INSNS_PER_STMT): Remove.
739 2005-04-12 Richard Henderson <rth@redhat.com>
741 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
742 (ix86_expand_sse_fp_minmax): ... from ...
743 (ix86_expand_fp_movcc): ... here.
744 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
745 * config/i386/i386-protos.h: Update.
746 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
747 (sse_setccsf, sse_setccdf): Allow before reload.
748 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
749 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
750 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
751 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
752 (anddf3, nanddf3, iordf3, xordf3): New.
754 2005-04-12 Jeff Law <law@redhat.com>
756 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
757 (tree-ssa-uncprop.o): Add dependencies.
758 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
759 * tree-flow.h (remove_useless_stmts): Remove prototype.
760 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
761 remove_useless_stmts.
762 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
763 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
764 * tree-pass.h (pass_uncprop): Declare.
765 * tree-ssa-uncprop.c: New file.
767 2005-04-12 James E. Wilson <wilson@specifixinc.com>
770 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
772 2005-04-12 Caroline Tice <ctice@apple.com>
774 Temporary fix for partitioning problems.
775 * passes.c (rest_of_handle_final): Remove code that
776 frees unlikely_text_section_name,
777 * varasm.c (assemble_start_function): Test for partitioning
778 flag before writing out section labels.
779 (assemble_end_function): Test for partitioning flag before
780 writing out section labels.
782 2005-04-12 Steven Bosscher <stevenb@suse.de>
783 Stuart Hastings <stuart@apple.com>
784 Jan Hubicka <jh@suse.cz>
786 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
787 references to gt-tree-cfg.h.
788 * basic-block.h (struct basic_block_def): Don't skip rbi
789 for garbage collection.
790 (struct reorder_block_def): Make GTY-able.
791 (struct control_flow_graph): New structure.
792 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
793 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
794 but instead defines to the control_flow_graph for cfun.
795 (label_to_block_map): New define, points to the label map of
796 the control_flow_graph for cfun.
797 (n_edges_for_function, n_basic_blocks_for_function,
798 last_basic_block_for_function, basic_block_info_for_function,
799 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
800 basic_block_info_for_function, label_to_block_map_for_function):
801 Counterparts for the above, taking a struct function as an extra
803 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
804 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
805 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
806 (alloc_rbi_pool, free_rbi_pool): Remove.
807 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
808 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
810 (cfg_layout_finalize) ... and don't free it here.
811 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
813 * flow.c (free_basic_block_vars): Set label_to_block_map and
815 * function.h (struct function): Add cfg field.
816 * function.c (allocate_struct_function): Allocate the cfg.
817 * tree-cfg.c (label_to_block_map): Remove.
818 (build_tree_cfg): Don't allocate the rbi pool here...
819 (delete_tree_cfg_annotations): ...and don't free it here.
820 Also don't nullify label_to_block_map for cfun.
822 2005-04-12 Caroline Tice <ctice@apple.com>
824 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
825 Revert my patch from April 9.
826 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
827 (reorder_basic_blocks): Revert my patch from April 9.
828 (insert_section_boundary_note): Revert my patch from April 9.
829 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
830 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
831 (COLD_END_LABEL): Revert my patch from April 9.
832 (cold_text_section_label): Revert my patch from April 9.
833 (cold_end_label): Revert my patch from April 9.
834 (dwarf2out_switch_text_section): Revert my patch from April 9.
835 (output_aranges): Revert my patch from April 9.
836 (output_ranges): Revert my patch from April 9.
837 (output_line_info): Revert my patch from April 9.
838 (add_location_or_const_value_attribute): Revert my patch from April 9.
839 (dwarf2out_var_location): Revert my patch from April 9.
840 (dwarf2out_init): Revert my patch from April 9.
841 (dwarf2out_finish): Revert my patch from April 9.
842 * function.h (struct function): Revert my patch from April 9.
843 * opts.c (decode_options): Revert my patch from April 9.
844 * output.h (unlikely_section_label, hot_section_label,
845 hot_section_end_label, cold_section_end_label,
846 unlikely_text_section_name): Revert my patch from April 9.
847 * passes.c (rest_of_handle_final): Revert my patch from April 9.
848 * varasm.c (unlikely_section_label, hot_section_label,
849 hot_section_end_label, cold_section_end_label,
850 unlikely_text_section_name): Revert my patch from April 9.
851 (initialize_cold_section_name): Revert my patch from April 9.
852 (unlikely_text_section): Revert my patch from April 9.
853 (in_unlikely_text_section): Revert my patch from April 9.
854 (named_section): Revert my patch from April 9.
855 (function_section): Revert my patch from April 9.
856 (current_function_section): Revert my patch from April 9.
857 (assemble_start_function): Revert my patch from April 9.
858 (assemble_end_function): Revert my patch from April 9.
859 (default_section_type_flags_1): Revert my patch from April 9.
861 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
863 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
864 * config/sparc/sparc.md (untyped_call): Save the registers manually.
866 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
868 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
871 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
872 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
874 2004-04-12 Richard Henderson <rth@redhat.com>
876 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
877 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
878 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
879 (UNSPEC_*, UNSPECV_*): Renumber.
881 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
884 From Richard Henderson <rth@redhat.com>:
885 * tree-mudflap.c (mf_build_check_statement_for): Correct block
888 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
890 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
892 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
894 * config/bfin/bfin.c (bfin_library_id_string): Remove.
895 (bfin_library_id): New variable.
896 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
897 instead of bfin_library_id_string.
898 (bfin_handle_option): New function.
899 (override_options): Remove most code to deal with shared library IDs,
900 just check they aren't used without -mid-shared-library.
901 (TARGET_HANDLE_OPTION): Define.
902 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
903 * config/bfin/bfin.opt (mshared-library-id=): New.
905 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
907 * tree-vect-transform.c: Fix comment typos.
909 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
911 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
912 split critical edges when not possible/profitable.
914 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
916 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
917 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
918 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
919 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
920 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
921 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
922 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
923 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
925 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
926 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
927 * config/ns32k/ns32k.opt: New file.
929 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
931 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
932 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
933 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
934 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
935 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
936 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
937 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
938 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
939 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
940 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
941 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
942 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
943 (MASK_COLDFIRE): Formatting fixes.
944 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
945 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
946 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
947 "_current_shared_library_a5_offset_".
948 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
949 (MASK_ALL_CPU_BITS): New macro.
950 (m68k_handle_option): New function.
951 (override_options): Remove handling of m68k_library_id_string.
952 * config/m68k/m68k.opt: New file.
953 * config/m68k/ieee.opt: New file.
955 2005-04-11 Mark Mitchell <mark@codesourcery.com>
957 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
958 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
959 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
960 (TARGET_CXX): Adjust accordingly.
961 * target.h (struct gcc_target): Remove epxort_class_data. Add
962 determine_class_data_visibility and class_data_always_comdat.
963 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
964 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
965 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
966 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
967 (arm_cxx_determine_class_data_visibility): New.
968 (arm_cxx_class_data_always_comdat): Likewise.
969 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
970 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
971 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
972 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
973 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
976 2005-04-11 Devang Patel <dpatel@apple.com>
978 * tree-data-ref.c (build_classic_dist_vector,
979 compute_subscript_distance): Make externally visible.
980 * tree-data-ref.h (build_classic_dist_vector,
981 compute_subscript_distance): Same.
982 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
983 Check distance vector against vectorization factor.
984 (vect_analyze_loop): Determine vectorizaion factor before
985 analyzing data dependences.
986 * tree-vectorizer.c (loops_num): Make it externally visible and
988 * tree-vectorizer.c (vect_loops_num): ... new name.
989 * tree-vectorizer.h (vect_loops_num): New.
991 2005-04-11 Devang Patel <dpatel@apple.com>
993 * tree-vect-analyze.c (vect_analyze_operations): Check
994 vectorizable codition.
995 * tree-vect-transform.c (vect_is_simple_cond): New function.
996 (vectorizable_condition): New function.
997 (vect_transform_stmt): Handle condition_vec_info_type.
998 * tree-vectorizer.h (enum stmt_vec_info_type): Add
999 condition_vec_info_type.
1000 (vectorizable_condition): New.
1002 2005-04-11 Geoffrey Keating <geoffk@apple.com>
1004 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
1005 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
1006 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
1008 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
1009 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
1011 * dwarf2out.c (output_line_info): Don't try to dereference
1012 a NULL current_function_decl.
1014 * config/t-slibgcc-darwin: Don't put shared libraries in
1015 directories other than $(slibdir).
1016 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
1019 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1021 PR tree-optimization/20933
1022 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
1023 logic to reject aliases between read-only and writable
1025 (may_alias_p): ... here.
1026 (get_tmt_for): Do not associate read-only tags to pointers
1027 whose pointed-to type is not read-only.
1028 * tree-ssa.c (verify_ssa): Check that memory stores have at
1029 least one V_MAY_DEF or V_MUST_DEF.
1031 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1034 * configure.ac (gcc_UNLOCKED_FUNCS): New.
1035 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
1036 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
1037 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
1039 (fwrite_unlocked): Fix prototype.
1041 * configure, config.in: Regenerate.
1043 2005-04-11 David Edelsohn <edelsohn@gnu.org>
1045 * tree-ssa-loop-im.c: Include real.h.
1046 (determine_invariantness_stmt): If real division divisor is
1047 invariant and flag_unsafe_math_optimizations enabled, generate
1048 invariant reciprocal for hoisting.
1049 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
1051 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1053 Fix PR tree-optimization/20926
1055 * tree-ssa-alias.c (add_type_alias): Handle subvars.
1057 2005-04-11 Devang Patel <dpatel@apple.com>
1059 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
1062 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1064 * fold-const.c (fold_binary_op_with_conditional_arg):
1065 use fold_buildN instead of "fold (buildN" in some
1067 (fold_unary): Likewise.
1068 (fold_binary): Likewise.
1070 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1072 Fix PR tree-optimization/20612
1073 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
1075 (perfect_nestify): preheaderbb is *not* part of loop of the
1078 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1080 * tree-ssa-alias.c (may_alias_p): If the variable
1081 is a global variable and the pointer is parameter
1082 and -fargument-noalias-global is used, then
1083 the pointer cannot alias the variable.
1085 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
1087 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
1088 * config/sparc/sparc.h: Likewise.
1089 * config/sparc/sparc.md: Likewise.
1091 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
1093 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
1095 * tree-vrp.c: Fix a comment typo.
1097 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1099 PR tree-optimization/20920
1100 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
1101 SSA_NAME flows through an abnormal edge.
1102 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
1103 through abnormal edges.
1104 (maybe_add_assert_expr): Likewise.
1106 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
1108 * config/s390/s390.h (s390_tune_string, s390_arch_string)
1109 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
1110 (s390_stack_size_string, s390_stack_guard_string, target_flags)
1111 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
1112 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
1113 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
1114 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
1115 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
1116 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
1117 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1118 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1119 (TARGET_HANDLE_OPTION): Likewise.
1120 (s390_tune): Initialize to PROCESSOR_max.
1121 (s390_arch_string): Make static.
1122 (s390_tune_string, s390_warn_framesize_string): Delete.
1123 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1124 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1125 (s390_handle_arch_option, s390_handle_option): New functions.
1126 (override_options): Remove parsing of option strings.
1127 * config/s390/s390.opt: New file.
1129 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1131 * tree-complex.c (expand_vector_operations): Call
1132 update_stmt_if_modified.
1134 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1136 * tree-vect-analyze (vect_determine_vectorization_factor):
1137 Do not use GET_MODE_NUNITS.
1138 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1139 (vectorizable_load, vect_transform_loop): Likewise.
1141 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1143 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1144 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1145 * optabs.h (enum optab_index): Add new OTI_lceil.
1146 (lceil_optab): Define corresponding macro.
1147 * optabs.c (init_optabs): Initialize lceil_optab.
1148 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1149 and lceildi2 patterns.
1150 * builtins.c (expand_builtin_int_roundingfn): Handle
1151 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1152 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1153 BUILT_IN_LLCEIL{,F,L}.
1154 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1155 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1156 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1157 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1158 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1159 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1160 into lceil built-in function and (long long int)ceil{,f,l} into
1161 llceil built-in function.
1162 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1165 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1167 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1170 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1172 * config/arm/arm.c: Fix a comment typo.
1173 * doc/tree-ssa.texi: Fix a typo.
1175 2005-04-10 Steven Bosscher <stevenb@suse.de>
1177 * cselib.c (clear_table): Rename to cselib_clear_table.
1178 * cselib.h (cselib_clear_table): Add prototype.
1179 * gcse.c (gcse_main): Make 'f' argument unused.
1180 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1181 of each basic block instead.
1182 (compute_sets, compute_hash_table_work): Likewise.
1183 (constprop_register): Change int 'alter_jumps' argument to bool.
1184 (do_local_cprop): Likewise.
1185 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1186 the insn chain. Explicitly clear the cselib tables after finishing
1187 one basic block. Make sure there are no unterminated libcall blocks.
1188 Update compute_sets call.
1189 (cprop): Walk basic blocks instead of the insn chain.
1190 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1192 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1193 one_cprop_pass calls.
1195 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1197 * combine.c (combine_simplify_rtx): Remove a transformation that
1198 relies on an invalid assumption about rtl sign-extension semantics.
1200 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1202 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1203 to build_int_cst_wide.
1205 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1208 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1209 set the original address pseudo to the correct value before the
1210 original insn, if possible, and leave the insn alone, otherwise
1211 create a new pseudo, set it and replace it in the insn.
1212 * recog.c (validate_change_maybe_volatile): New.
1213 * recog.h (validate_change_maybe_volatile): Declare.
1215 2005-04-09 Caroline Tice <ctice@apple.com>
1217 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1218 Remove targetm.have_named_sections test.
1219 (fix_edges_for_rarely_executed_code): Likewise.
1220 (insert_section_boundary_note): Likewise.
1221 (reorder_basic_blocks): Check partitioning flag before calling
1222 verify_hot_cold_block_grouping.
1223 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1224 the function struct rather than global variables.
1225 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1226 (COLD_END_LABEL): Likewise
1227 (cold_text_section_label): New static global variable.
1228 (cold_end_label): Likewise.
1229 (dwarf2out_switch_text_section): Get hot/cold section labels from
1230 the function struct rather than global variables.
1231 (output_aranges): Use cold_text_section_label and cold_end_label;
1232 check partitioning flag before putting out delta.
1233 (output_ranges): Remove incorrect code attempting to use
1235 (output_line_info): Get cold section label from function struct.
1236 (add_location_or_const_value_attribute): Likewise.
1237 (get_subprogram_die): Get hot/cold section labels from function struct.
1238 (dwarf2out_var_location): Likewise.
1239 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1240 write out cold_text_section_label if partition flag is set.
1241 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1242 * function.h (struct function): Add new fields to point to hot/cold
1243 section labels: hot_section_label, cold_section_label,
1244 hot_section_end_label and cold_section_end_label; also add new field
1245 for cold text section name, unlikely_text_section_name.
1246 * opts.c (decode_options): Turn off partitioning flag if
1247 !targetm.have_named_sections.
1248 * output.h (hot_section_label): Remove.
1249 (hot_section_end_label): Remove.
1250 (cold_section_end_label): Remove.
1251 (unlikely_section_label): Remove.
1252 (unlikely_text_section_name): Remove.
1253 * passes.c (rest_of_handle_final): Remove code that frees
1254 unlikely_text_section_name.
1255 * varasm.c (unlikely_section_label): Remove.
1256 (hot_section_label): Remove.
1257 (hot_section_end_label): Remove.
1258 (cold_section_end_label): Remove.
1259 (unlikely_text_section_name): Remove.
1260 (initialize_cold_section_name): Modify to call
1261 targetm.strip_name_encoding; to store cold section name in current
1262 function struct, if it exists; and to only use the decl_section_name
1263 if flag_named_sections is true.
1264 (unlikely_text_section): Modify to get section name out of current
1265 function struct, if there is one; otherwise build it from
1266 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1267 (in_unlikely_text_section): Likewise.
1268 (named_section): Modify to get/put cold section name in current function
1269 struct, if there is one.
1270 (function_section): Change 'bool unlikely' to 'int reloc'; check
1271 targetm.have_named_sections before calling named_section.
1272 (current_function_section): Likewise.
1273 (assemble_start_function): Modify to get/put unlikely_text_section_name
1274 in current function struct; modify to get hot/cold section labels
1275 from function struct; initialize labels using
1276 ASM_GENERATE_INTERNAL_LABEL;
1277 test partitioning flag before writing out hot section label.
1278 (assemble_end_function): Test partitioning flag before writing out
1279 hot/cold section labels.
1280 (default_section_type_flags_1): Modify to use array instead of
1281 char* for unlikely_text_section_name; set flags correctly for
1282 cold text section if there is not a current function decl.
1284 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1286 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1287 and TI_VA_LIST_FPR_COUNTER_FIELD.
1288 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1289 * tree-pass.h (pass_stdarg): Add.
1290 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1291 * tree-stdarg.c: New file.
1292 * tree-stdarg.h: New file.
1293 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1294 (tree-stdarg.o): Add dependencies.
1295 * function.h (struct function): Add va_list_gpr_size and
1296 va_list_fpr_size fields.
1297 * function.c (allocate_struct_function): Initialize them.
1298 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1299 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1300 (TARGET_INITIALIZER): Add it.
1302 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1303 va_list_{g,f}pr_counter_field.
1304 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1305 area will not be used. Only save registers that tree-stdarg.c
1306 detected they need saving.
1307 (ix86_va_start): Don't set up fields that won't be used.
1309 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1310 va_list_{g,f}pr_counter_field.
1311 (setup_incoming_varargs): Don't do anything if reg_save
1312 area will not be used. Only save registers that tree-stdarg.c
1313 detected they need saving.
1314 (rs6000_va_start): Don't set up fields that won't be used.
1316 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1317 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1318 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1319 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1321 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1324 * config/i386/i386.c (construct_container): Pass empty aligned
1325 struct, union or class in memory.
1327 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1329 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1330 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1331 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1332 config/rs6000/predicates.md: Fix comment typos.
1334 * sched-int.h (haifa_insn_data): Remove blockage and units.
1335 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1336 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1337 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1339 2005-04-09 Jan Hubicka <jh@suse.cz>
1340 Steven Bosscher <stevenb@suse.de>
1342 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1343 * cfgloop.c (get_loop_exit_edges): Likewise.
1344 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1346 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1347 * tree-cfg.c (dump_cfg_status): Likewise.
1349 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1351 * config/rs6000/predicates.md (altivec_register_operand): Remove
1352 redundant match_code test.
1353 (gpc_reg_operand): Same.
1354 (cc_reg_operand): Same.
1355 (cc_reg_not_cr0_operand): Same.
1357 2005-04-09 Jan Hubicka <jh@suse.cz>
1359 Forgotten hunk from my last merge patch:
1360 * final.c (output_addr_const): Do not call mark_referenced.
1362 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1364 * doc/tree-ssa.texi: Add immediate use documentation.
1366 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1368 * arm.c (FL_WBUF): Define.
1369 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1370 (arm_is_6_or_7): Delete.
1371 (arm_tune_wbuf): New.
1372 (arm_override_options): Set arm_tune_wbuf.
1373 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1374 (arm_is_6_or_7): Delete declaration.
1375 (arm_tune_wbuf): New declartion.
1376 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1377 (model_wbuf): Derive from arm_tune_wbuf.
1378 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1379 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1380 (arm740t): Mark CPUs as having a write buffer.
1382 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1384 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1385 of 'const_double_operand' in operand 2 constraints. Update enable
1388 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1390 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1391 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1392 * optabs.h (enum optab_index): Add new OTI_lfloor.
1393 (lfloor_optab): Define corresponding macro.
1394 * optabs.c (init_optabs): Initialize lfloor_optab.
1395 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1396 and lfloordi2 patterns.
1397 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1398 (expand_builtin_int_roundingfn): New function.
1399 (fold_builtin_int_roundingfn): New prototype.
1400 (fold_builtin_int_roundingfn): New function, renamed from
1401 fold_builtin_lround.
1402 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1403 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1404 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1405 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1406 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1407 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1408 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1409 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1410 into lfloor built-in function and (long long int)floor{,f,l} into
1411 llfloor built-in function.
1412 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1415 2005-04-08 Ian Lance Taylor <ian@airs.com>
1417 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1418 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1419 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1420 (DO_COND, DO_BODY): Likewise.
1421 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1422 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1423 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1424 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1425 (build_continue_stmt, build_break_stmt): Don't declare.
1426 (c_do_switch_warnings): Update declaration.
1427 * c-gimplify.c (enum bc_t): Remove.
1428 (struct c_gimplify_ctx, ctxp): Remove.
1429 (push_context, pop_context): Remove static functions.
1430 (c_genericize): Don't call push_context or pop_context.
1431 (begin_bc_block, finish_bc_block): Remove static functions.
1432 (build_bc_goto): Likewise.
1433 (gimplify_c_loop): Likewise.
1434 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1435 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1436 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1437 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1438 * c-common.c (c_do_switch_warnings): Rename from
1439 c_do_switch_warnings_1.
1440 (c_do_switch_warnings) [old version]: Remove.
1441 (c_do_switch_expr_warnings): Remove.
1442 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1443 function instead of c_do_switch_expr_warnings.
1444 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1445 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1446 * c-pretty-print.c (pp_c_statement): Likewise.
1447 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1449 2005-04-08 Devang Patel <dpatel@apple.com>
1451 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1452 While selecting replacement condition pay attention to loop header.
1454 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1456 Merge from tree-cleanup-branch: VRP, store CCP, store
1457 copy-prop, incremental SSA updating of FUD chains and
1458 newly exposed symbols.
1460 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1461 (OBJS-common): Add tree-vrp.o.
1462 (tree-vrp.o): New rule.
1463 * basic-block.h (nearest_common_dominator_for_set): Declare.
1464 * common.opt (ftree-store-ccp): New flag.
1465 (ftree-copy-prop): New flag.
1466 (ftree-vrp): New flag.
1467 (ftree-store-copy-prop): New flag.
1468 * dominance.c (nearest_common_dominator_for_set): New.
1469 * domwalk.c (walk_dominator_tree): Only traverse
1470 statements in blocks marked in walk_data->interesting_blocks.
1471 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1472 * fold-const.c (fold): Handle ASSERT_EXPR.
1473 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1474 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1475 flag_tree_vrp at -O2.
1476 * timevar.def (TV_TREE_VRP): Define.
1477 (TV_TREE_COPY_PROP): Define.
1478 (TV_TREE_STORE_COPY_PROP): Define.
1479 (TV_TREE_SSA_INCREMENTAL): Define.
1480 (TV_TREE_STORE_CCP): Define.
1481 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1482 to kill_redundant_phi_nodes from comment.
1483 (verify_expr): Handle ASSERT_EXPR.
1484 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1485 argument. Update all users.
1486 (mark_call_clobbered_vars_to_rename): Remove. Update all
1488 * tree-flow-inline.h (unmodifiable_var_p): New.
1489 * tree-flow.h (enum value_range_type): Declare.
1490 (struct value_range_def): Declare.
1491 (value_range): Declare.
1492 (remove_all_phi_nodes_for): Remove. Update all users.
1493 (find_phi_node_for): Declare.
1494 (add_type_alias): Declare.
1495 (count_uses_and_derefs): Declare.
1496 (kill_redundant_phi_nodes): Remove.
1497 (rewrite_into_ssa): Remove.
1498 (rewrite_def_def_chains): Remove.
1499 (update_ssa, register_new_name_mapping, create_new_def_for,
1500 need_ssa_update_p, name_registered_for_update_p,
1501 release_ssa_name_after_update_ssa, dump_repl_tbl,
1502 debug_repl_tbl, dump_names_replaced_by,
1503 debug_names_replaced_by, mark_sym_for_renaming,
1504 mark_set_for_renaming, get_current_def, set_current_def,
1505 get_value_range, dump_value_range, debug_value_range,
1506 dump_all_value_ranges, debug_all_value_ranges,
1507 expr_computes_nonzero, loop_depth_of_name,
1508 unmodifiable_var_p): Declare.
1509 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1511 * tree-into-ssa.c (block_defs_stack): Update comment.
1512 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1513 syms_to_rename, names_to_release, repl_tbl,
1514 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1515 need_to_replace_names_p): New locals.
1516 (NAME_SETS_GROWTH_FACTOR): Define.
1517 (struct repl_map_d): Declare.
1518 (struct mark_def_sites_global_data): Add field
1520 (enum rewrite_mode): Declare.
1521 (REGISTER_DEFS_IN_THIS_STMT): Define.
1522 (compute_global_livein): Use last_basic_block instead of
1524 (set_def_block): Remove last argument. Update all callers.
1525 (prepare_use_operand_for_rename): Remove. Update all callers.
1526 (prepare_def_operand_for_rename): Remove. Update all callers.
1527 (symbol_marked_for_renaming): New.
1530 (repl_map_hash): New.
1532 (repl_map_free): New.
1533 (names_replaced_by): New.
1534 (add_to_repl_tbl): New.
1535 (add_new_name_mapping): New.
1536 (mark_def_sites): Assume that all the operands in the
1537 statement are in normal form.
1538 (find_idf): Assert that the block in the stack is valid.
1539 (get_default_def_for): New.
1540 (insert_phi_nodes_for): Add new argument 'update_p'.
1542 If update_p is true, add a new mapping between the LHS of
1543 each new PHI and the name that it replaces.
1544 (insert_phi_nodes_1): Only call find_idf if needed.
1545 (get_reaching_def): Call get_default_def_for.
1546 (rewrite_operand): Remove.
1547 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1548 and REWRITE_THIS_STMT are false.
1549 Assume that all the operands in the statement are in
1551 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1552 (rewrite_virtual_phi_arguments): Remove.
1553 (invalidate_name_tags): Remove.
1554 (register_new_update_single, register_new_update_set,
1555 rewrite_update_init_block, replace_use,
1556 rewrite_update_fini_block, rewrite_update_stmt,
1557 rewrite_update_phi_arguments): New.
1558 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1559 Add arguments 'entry', 'what' and 'blocks'.
1560 Initialize the dominator walker according to 'what' and
1562 Start the dominator walk at 'entry'.
1563 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1564 Use it to configure the dominator walker.
1565 (rewrite_into_ssa): Remove argument 'all'.
1567 (rewrite_all_into_ssa): Remove.
1568 (rewrite_def_def_chains): Remove.
1569 (mark_def_interesting, mark_use_interesting,
1570 prepare_phi_args_for_update, prepare_block_for_update,
1571 prepare_def_site_for, prepare_def_sites,
1572 dump_names_replaced_by, debug_names_replaced_by,
1573 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1574 delete_update_ssa, create_new_def_for,
1575 register_new_name_mapping, mark_sym_for_renaming,
1576 mark_set_for_renaming, need_ssa_update_p,
1577 name_registered_for_update_p, ssa_names_to_replace,
1578 release_ssa_name_after_update_ssa,
1579 insert_updated_phi_nodes_for, update_ssa): New.
1580 * tree-loop-linear.c (linear_transform_loops): Call
1581 update_ssa instead of rewrite_into_ssa.
1582 * tree-optimize.c (vars_to_rename): Remove.
1584 (init_tree_optimization_passes): Replace
1585 pass_redundant_phi with pass_copy_prop.
1587 Replace pass_ccp with pass_store_ccp.
1588 Add pass_store_copy_prop after pass_store_ccp.
1589 (execute_todo): If the TODO_ flags don't include updating
1590 the SSA form, assert that it does not need to be updated.
1591 Call update_ssa instead of rewrite_into_ssa and
1592 rewrite_def_def_chains.
1593 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1594 (tree_rest_of_compilation):
1595 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1596 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1597 TODO_cleanup_cfg): Renumber.
1598 (TODO_verify_loops, TODO_update_ssa,
1599 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1600 TODO_update_ssa_only_virtuals): Define.
1601 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1603 * tree-phinodes.c (make_phi_node): Update documentation.
1604 (remove_all_phi_nodes_for): Remove.
1605 (find_phi_node_for): New.
1606 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1607 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1608 (interpret_rhs_modify_expr): Likewise.
1609 * tree-sra.c (decide_instantiations): Mark all symbols in
1610 SRA_CANDIDATES for renaming.
1611 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1612 (mark_all_v_defs): New function. Update all users to call it
1613 with the whole list of scalarized statements, not just the
1615 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1616 (compute_flow_insensitive_aliasing): If the tag is
1617 unmodifiable and the variable isn't or vice-versa, don't
1618 make them alias of each other.
1619 (setup_pointers_and_addressables): If the type tag for
1620 VAR is about to change, mark the old one for renaming.
1621 (add_type_alias): New.
1622 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1623 (ccp_lattice_t): Rename from latticevalue.
1624 (value): Remove. Update all users.
1625 (const_val): New local variable.
1626 (do_store_ccp): New local variable.
1627 (dump_lattice_value): Handle UNINITIALIZED.
1628 (debug_lattice_value): New.
1629 (get_default_value): Re-write.
1630 (set_lattice_value): Re-write.
1631 (def_to_varying): Remove. Update all users.
1632 (likely_value): Return VARYING for statements that make
1633 stores when STORE_CCP is false.
1634 Return VARYING for any statement other than MODIFY_EXPR,
1635 COND_EXPR and SWITCH_EXPR.
1636 (ccp_initialize): Re-write.
1637 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1638 Move to tree-ssa-propagate.c.
1639 (ccp_lattice_meet): Handle memory stores when
1640 DO_STORE_CCP is true.
1641 (ccp_visit_phi_node): Likewise.
1642 (ccp_fold): Likewise.
1643 (evaluate_stmt): Likewise.
1644 (visit_assignment): Likewise.
1645 (ccp_visit_stmt): Likewise.
1646 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1650 (do_ssa_store_ccp): New.
1651 (gate_store_ccp): New.
1652 (pass_store_ccp): Declare.
1653 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1654 (may_propagate_copy): Reformat.
1655 Don't abort if ORIG is a virtual and DEST isn't.
1656 If NEW does not have alias information but DEST does,
1658 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1659 copy_prop_kind, which_copy_prop): Declare.
1660 (stmt_may_generate_copy, get_copy_of_val,
1661 get_last_copy_of, set_copy_of_val, dump_copy_of,
1662 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1663 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1664 init_copy_prop, fini_copy_prop, execute_copy_prop,
1665 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1666 store_copy_prop): New.
1667 (pass_copy_prop, pass_store_copy_prop): Declare.
1668 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1669 'num_const_prop' and 'num_copy_prop'.
1670 (cprop_operand): Update them.
1671 (dump_dominator_optimization_stats): Dump them.
1672 (tree_ssa_dominator_optimize): Call update_ssa instead of
1674 (loop_depth_of_name): Declare extern.
1675 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1676 values for LOW or HIGH.
1677 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1678 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1679 (cprop_operand): Only propagate if VAL != OP.
1680 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1681 statement for renaming.
1682 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1683 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1684 add_type_alias if necessary.
1685 Call mark_new_vars_to_rename.
1686 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1687 mark every statement updated, call update_ssa and
1688 rewrite_into_loop_closed_ssa.
1689 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1690 from LIVEIN if VAR is a virtual.
1691 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1692 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1693 (get_call_expr_operands): Reformat statement.
1694 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1696 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1697 SSA_NAME_VALUE for every name.
1698 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1699 get_value_loaded_by): New.
1700 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1701 substitute_and_fold): Move from tree-ssa-ccp.c.
1702 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1703 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1704 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1706 * tree-ssa.c (verify_use): Fix error message.
1707 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1708 check_phi_redundancy, kill_redundant_phi_nodes,
1709 pass_redundant_phi): Remove. Update all users.
1710 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1711 add_type_alias, if necessary.
1712 * tree-vectorizer.h (struct _stmt_vect_info): Update
1713 documentation for field 'memtag'.
1714 * tree-vrp.c: New file.
1715 * tree.def (ASSERT_EXPR): Define.
1716 * tree.h (ASSERT_EXPR_VAR): Define.
1717 (ASSERT_EXPR_COND): Define.
1718 (SSA_NAME_VALUE_RANGE): Define.
1719 (struct tree_ssa_name): Add field 'value_range'.
1720 (PHI_REWRITTEN): Remove.
1721 (struct tree_phi_node): Remove field 'rewritten'.
1722 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1723 -ftree-store-copy-prop): Document.
1724 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1725 Document usage of update_ssa.
1727 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1730 * config/rs6000/predicates.md (altivec_register_operand): Accept
1732 (and64_operand): Do not limit CONST_INT to mask64_operand.
1733 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1734 (and_operand): Do not limit CONST_INT to mask_operand.
1736 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1738 PR rtl-optimization/20466
1739 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1740 for overlap of the address of each list member.
1741 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1743 2005-04-08 Mike Stump <mrs@apple.com>
1745 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1747 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1750 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1752 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1754 * function.c (push_function_context_to): Don't set
1756 * function.h (function): Remove contains_functions.
1757 (current_function_contains_functions): Remove.
1759 * function.h (function): Remove instrument_entry_exit.
1760 (current_function_instrument_entry_exit): Remove.
1762 * function.h (nonlocal_labels): Remove.
1764 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1766 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1767 (check_attr_value, write_attr_get, write_expr_attr_cache,
1768 find_attr, make_internal_attr): Don't reference negative_ok or
1770 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1771 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1772 (ATTR_STATIC): Adjust the value.
1774 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1776 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1778 * config/s390/tpf.h (ASM_SPEC): Define.
1780 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1782 * tree-flow.h: Remove the prototype for
1783 redirect_immediate_uses.
1784 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1786 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1788 * arm.c (arm_const_double_by_parts): New function.
1789 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1790 * arm.md (define_split for 64-bit constants): Add another one.
1792 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1794 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1796 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1798 * system.h: Revert last change.
1800 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1802 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1803 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1804 (TARGET_SWITCHES): Delete.
1805 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1806 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1807 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1808 * config/xtensa/xtensa.opt: New file.
1810 2005-04-08 Ben Elliston <bje@au.ibm.com>
1812 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1813 * config/fp-bit.h: Tidy comments.
1815 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1817 * system.h: Poison PARAMS.
1819 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1821 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1822 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1823 (TARGET_SWITCHES): Delete.
1824 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1825 * config/vax/vax.opt: New file.
1827 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1829 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1831 2005-04-07 Ian Lance Taylor <ian@airs.com>
1833 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1835 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1836 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1839 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1841 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1842 all immediate uses in PHI nodes.
1844 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1846 * arm.c (arm_const_double_inline_cost): Handle any constant by
1847 using gen_lowpart and gen_highpart_mode.
1848 (note_invalid_constants): All constants in an RTX with a constraint
1849 that permits memory are now pushed to the constant pool.
1850 (output_move_double): Delete code to handle reg to reg and
1851 constant to reg moves.
1852 (const_double_needs_minipool, output_mov_immediate): Delete.
1853 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1854 CONST_INT and CONST_VECTOR.
1855 * arm.md (ANY64): New mode macro.
1856 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1857 (movdf_soft_insn): Split reg-reg and const-reg moves.
1858 (split patterns for 64-bit constant and register moves): New.
1859 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1860 (cirrus_movdf_hard_insn): Likewise.
1861 * fpa.md (movdf_fpa): Likewise.
1862 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1863 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1865 (movv2si_internal_2): Likewise.
1866 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1867 (movdf_vfp): Likewise.
1868 * arm-protos.h (output_mov_immediate): Delete prototype.
1870 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1873 * simplify-rtx.c (simplify_unary_operation_1): Check
1874 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1876 2005-04-06 James E Wilson <wilson@specifixinc.com>
1879 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1882 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1884 * coverage.h (GCOV_TYPE_NODE): Delete.
1885 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1886 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1887 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1888 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1889 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1891 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1894 * Makefile.in (gcc.pot): Remove options.c dependency.
1895 * optc-gen.awk: Don't quote help strings with N_().
1897 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1899 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1900 the function returns a pointer type.
1902 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1904 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1905 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1906 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1907 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1908 explicit_uses members.
1909 (get_or_create_used_part_for): Initialize new fields.
1910 (fieldoff_compare): New function.
1911 (create_overlap_variables_for): Count number of fields, use
1912 heuristic to determine whether to create subvars for vars with
1914 Sort the field list by offset and avoid creating duplicate SFT's.
1916 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1918 * c.opt (-F): Remove trailing whitespace from help string.
1919 (-finput-charset): Use a tab to separate the switch name and help
1921 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1922 (-ftree-vectorizer-verbose): Likewise.
1924 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1926 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1927 a PHI argument where a use occurs instead of all PHI arguments.
1929 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1931 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1934 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1936 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1937 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1938 config/bfin/bfin.h: Fix comment typos.
1940 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1942 * doc/install.texi: Update the URL for Jacks.
1943 * doc/sourcebuild.texi: Likewise.
1945 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1948 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1949 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1951 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1953 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1955 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1957 * config/v850/v850-protos.h (override_options): Delete.
1958 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1959 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1960 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1961 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1962 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1963 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1964 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1965 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1966 (OVERRIDE_OPTIONS): Delete.
1967 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1968 (small_memory_info): Remove the value field.
1969 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1971 * config/v850/v850.c (small_memory): Remove the value field.
1972 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1973 (override_options): Delete.
1974 (v850_handle_memory_option, v850_handle_option): New functions.
1975 * config/v850/v850.opt: New file.
1977 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1979 * config.host: Add a section for generic hosts, and a subsection
1980 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1981 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1982 * config/host-darwin.h: New.
1983 * config/x-darwin: New.
1984 * config/i386/host-i386-darwin.c: New.
1985 * config/i386/x-darwin: New.
1986 * config/rs6000/host-darwin.c: Include host-darwin.h.
1987 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1988 (darwin_rs6000_gt_pch_use_address): Likewise.
1989 * config/rs6000/x-darwin: Change name of .o built, update
1990 dependencies for changes to rs6000/host-darwin.c.
1992 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1995 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1997 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1999 * tree-vect-analyze.c (vect_analyze_loop_form): Call
2000 split_loop_exit_edge instead of loop_split_edge_with.
2002 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
2004 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
2005 UNSPEC_SET_VSCR): New constants, used throughout.
2007 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
2009 (altivec_vspltis<VI_char>): ... this pattern, using
2010 a QImode const_int_operand for the immediate.
2011 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
2014 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2017 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
2019 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2021 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
2023 2005-04-06 Ben Elliston <bje@au.ibm.com>
2025 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
2026 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
2027 macros as living in "this file" and not gcc.h.
2029 2005-04-06 Ben Elliston <bje@au.ibm.com>
2031 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
2032 -ftree-live_range_split. Perhaps renamed at some point?
2034 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2037 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
2038 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
2040 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2042 * tree-flow.h (number_of_iterations_cond): Declaration removed.
2043 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
2044 (number_of_iterations_special): New function.
2045 (number_of_iterations_exit): Use number_of_iterations_special.
2046 Use simplify_using_outer_evolutions only at -O3.
2047 (number_of_iterations_cond, tree_simplify_using_condition,
2048 simplify_using_initial_conditions, loop_niter_by_eval,
2049 compare_trees, can_count_iv_in_wider_type_bound,
2050 simplify_using_outer_evolutions): Use fold_build.
2052 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
2054 * doc/install.texi (Configuration): Document --with-java-home.
2056 2005-04-05 Richard Henderson <rth@redhat.com>
2060 * config/i386/i386.c (print_operand): Handle vector zeros.
2061 (ix86_split_to_parts): Handle CONST_VECTOR.
2062 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
2063 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
2064 what modes to tie for MMX and SSE registers.
2065 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
2066 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
2067 to vector modes as well.
2068 * config/i386/predicates.md (const0_operand): Handle VOIDmode
2069 properly as an input mode.
2071 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2073 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
2075 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2077 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
2079 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2081 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
2082 and local functions, set sse_nregs to 8 and float_in_sse.
2083 (function_arg_advance, function_arg): If float_in_sse, pass
2084 SFmode and DFmode arguments in SSE registers.
2085 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
2087 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
2088 of -funit-at-a-time.
2090 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2092 * config/i386/i386-protos.h (ix86_function_value): Accept two
2093 arguments, like the target macro.
2094 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
2095 * config/i386/i386.c (ix86_function_value): Accept the second
2096 argument of the target macro.
2097 (ix86_function_ok_for_sibcall): Pass a function pointer to
2098 ix86_function_value.
2099 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
2100 call to ix86_value_regno).
2101 (ix86_value_regno): Add support for returning floating point values
2104 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2106 PR tree-optimization/20076
2107 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
2108 that call __builtin_return or __builtin_apply_args.
2110 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2112 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
2113 Use immediate use iterator.
2114 (stmt_is_bumper_for_loop): Use immediate use iterator.
2115 * predict.c (strip_builtin_expect): Use update_stmt.
2116 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
2117 on all elements of a STATEMENT_LIST.
2118 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
2119 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2120 (bsi_replace): Mark stmt as modified and the update it.
2121 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2122 (expand_complex_libcal): Call update_stmt.
2123 (expand_complex_comparison): Call mark_stmt_modified.
2124 (expand_complex_operations_1): Call update_stmt_if_modified.
2125 (expand_vector_operations_1): Call mark_stmt_modified.
2126 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2127 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2128 add_immediate_use, redirect_immediate_use,
2129 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2130 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2131 (mark_new_vars_to_rename): Call update_stmt.
2132 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2133 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2135 (unmodify_stmt): Delete.
2136 (update_stmt): New. Force an update of a stmt.
2137 (update_stmt_if_modified): update a stmt if it is out of date.
2138 (get_stmt_operands): Verify stmt is NOT modified.
2139 (stmt_modified_p): Update comment.
2140 (delink_imm_use): Remove a use node from its immuse list.
2141 (link_imm_use_to_list): Link a use node to a specific list.
2142 (link_imm_use): Link a node to the correct list.
2143 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2144 it in the correct list, if appropriate.
2145 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2146 (relink_imm_use): Link a use node in place of another node in a list.
2147 (relink_imm_use_stmt): LInk a node in place of another node, and set
2149 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2150 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2151 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2152 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2153 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2154 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2155 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2156 (has_zero_uses): New. Return true if there are no uses of a var.
2157 (has_single_use): New. Return true if there is only a single use of a
2159 (single_imm_use): New. Return the simgle immediate use.
2160 (num_imm_uses): New. Return the number of immediate uses.
2161 (get_v_must_def_ops): Use is now a pointer.
2162 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2163 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2165 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2166 (delink_stmt_imm_use): Delink all immuses from a stmt.
2167 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2168 * tree-flow.h (struct dataflow_d): Delete.
2169 (immediate_use_iterator_d): New. Immediate use iterator struct.
2170 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2171 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2172 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2174 (struct stmt_ann_d): Remove dataflow_t from struct.
2175 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2176 (if_convertible_phi_p): Use FAST immuse iterator.
2177 (if_convertible_loop_p): Don't call compute_immediate_uses.
2178 (replace_phi_with_cond_modify_expr): Call update_stmt.
2179 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2180 update_stmt_if_modified.
2181 (rewrite_all_into_ssa): Initialize ssa operands.
2182 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2183 compute_immediate_uses.
2184 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2185 ssa_property is available.
2186 (execute_one_pass): Change parameters passed to execute_todo.
2187 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2188 (remove_ssa_form): Call fini_ssa_operands.
2189 (insert_backedge_copies): Delete call to modify_stmt.
2190 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2191 (release_phi_node): Delink any use nodes before releasing.
2192 (resize_phi_node): Relink any use nodes.
2193 (remove_phi_arg_num): Delink the use node.
2194 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2195 (remove_all_phi_nodes_for): Release phi node first.
2196 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2197 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2198 (scalarize_use, scalarize_copy): Call update_stmt.
2199 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2200 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2201 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2202 (ccp_initialize): Remove call to compute_immediate_uses.
2203 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2204 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2206 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2207 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2208 (eliminate_redundant_computations): Call mark_stmt_modified.
2209 (cprop_operand): Call mark_stmt_modified.
2210 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2211 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2212 (dse_optimize_stmt): Use new immuse interface.
2213 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2214 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2215 (substitute_single_use_vars): Use new immuse interface.
2216 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2217 and compute_immediate_uses.
2218 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2220 (rewrite_mem_refs): Call update_stmt.
2221 (determine_lsm): Remove call to compute_imm_uses and free_df.
2222 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2223 (try_unroll_loop_completely): Call update_stmt.
2224 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2225 (rewrite_use_compare): Call update_stmt.
2226 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2227 (rewrite_use) : Call update_stmt.
2228 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2229 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2231 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2232 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2233 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2235 (initialize_vuse_operand): New. Initialize a vuse operand.
2236 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2237 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2238 (finalize_ssa_defs): Use stmt parameter.
2239 (correct_use_link): Ensure a use node is in the correct list, and has
2240 the correct stmt pointer.
2241 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2242 finalize_ssa_v_must_defs): Also initialize use nodes.
2243 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2244 (build_ssa_operands): Seperate parsing from final operand construction.
2245 (parse_ssa_operands): New. Parse entry point for operand building.
2246 (swap_tree_operands): New. Swap 2 tree operands.
2247 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2249 (get_expr_operands): Call swap_tree_operands when needed.
2250 (copy_virtual_operands): Use initialize routines for virtual use ops.
2251 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2252 (verify_abort): New. Issue imm_use error.
2253 (verify_imm_links): New Verify imm_use links for a var.
2254 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2255 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2256 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2257 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2258 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2259 (NULL_USE_OPERAND_P) Define.
2260 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2262 (struct vuse_operand_type): New struct.
2263 (SET_USE): Call set_ssa_use_from_ptr.
2265 (PHI_ARG_INDEX_FROM_USE): Define.
2266 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2267 argument via SET_USE, not PHI_ARG_DEF_TREE.
2268 * tree-ssa-pre.c (eliminate): Call update_stmt.
2269 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2271 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2272 (nearest_common_dominator_of_uses): Use imm_use iterator.
2273 (statement_sink_location): Use imm_use iterator and interface.
2274 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2275 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2276 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2277 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2278 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2279 if new parameter is true.
2280 (init_tree_ssa): Don't initialize operand cache here.
2281 (delete_tree_ssa): Don't destroy operand cache here.
2282 (propagate_into_addr): Pass in a use pointer, return true if anything
2284 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2285 (check_phi_redundancy): Use imm_use iterator.
2286 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2288 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2289 (release_ssa_name): Delink node and all elements in its imm_use list.
2290 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2291 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2292 * tree-vectorizer.c (need_imm_uses_for): Delete.
2293 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2294 * tree.h (struct ssa_imm_use_d): Define.
2295 (SSA_NAME_IMM_USE_NODE): Define.
2296 (struct tree_ssa_name): Add imm_use node.
2298 (PHI_ARG_IMM_USE_NODE): Define.
2299 (struct phi_arg_d): Add imm_use node.
2300 (struct tree_phi_node): Remove struct dataflow_d element.
2301 (TDF_STMTADDR): Define.
2303 2005-04-05 Dale Johannesen <dalej@apple.com>
2305 * doc/invoke.texi (Optimization Options): Remove
2306 duplicate -fcse-follow-jumps. Add -fweb.
2307 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2308 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2310 2005-04-05 Per Bothner <per@bothner.com>
2312 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2313 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2314 (warn_uninit): Get EXPR_LOCUS from context now instead.
2315 This fixes a USE_MAPPED_LOCATION testsuite failure.
2317 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2319 2005-04-05 Per Bothner <per@bothner.com>
2321 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2322 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2323 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2326 2004-04-05 Devang Patel <dpatel@apple.com>
2328 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2329 (lhsr<mode>3): ... new name.
2330 (altivec_vsra<VI_char>): Rename to ..
2331 (ashr<mode>3): ... new name.
2332 * config/rs6000/rs6000.c (builtin_description): Rename shift
2335 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2337 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2338 gen_lowpart_for_combine.
2339 * cse.c (gen_lowpart_if_possible): Move...
2340 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2342 (gen_lowpart_no_emit_general): Use it.
2344 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2346 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2349 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2351 * system.h: Fix typo.
2353 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2355 * config/bfin/bfin-modes.def: New file.
2356 * config/bfin/bfin-protos.h: New file.
2357 * config/bfin/bfin.c: New file.
2358 * config/bfin/bfin.h: New file.
2359 * config/bfin/bfin.md: New file.
2360 * config/bfin/bfin.opt: New file.
2361 * config/bfin/crti.s: New file.
2362 * config/bfin/crtn.s: New file.
2363 * config/bfin/elf.h: New file.
2364 * config/bfin/lib1funcs.asm: New file.
2365 * config/bfin/predicates.md: New file.
2366 * config/bfin/t-bfin: New file.
2367 * config/bfin/t-bfin-elf: New file.
2368 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2369 Document new attributes.
2370 (interrupt, interrupt_handler, saveall): Update documentation for
2372 * doc/install.texi (Specific): Add entry for the Blackfin.
2373 * doc/invoke.texi (Blackfin Options): New section.
2374 * doc/md.texi (Blackfin family): New section to document constraints.
2375 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2377 2005-04-05 Olivier Hainque <hainque@adacore.com>
2379 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2380 match what the system unwinder expects.
2381 * config/mips/mips.c (mips_frame_set): If we're saving the return
2382 address register and the dwarf return address column number differs
2383 from the hard register number, adjust the note reg to refer to the
2386 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2388 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2389 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2390 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2391 (processor_type): New enum.
2392 (mn10300_processor): New variable.
2393 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2394 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2395 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2396 (PROCESSOR_DEFAULT): New macro.
2397 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2398 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2399 (mn10300_handle_option, mn10300_override_options): New functions.
2400 * config/mn10300/mn10300.opt: New file.
2402 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2403 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2405 PR tree-optimization/19903
2406 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2407 that don't fit in their type after conversion.
2409 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2412 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2413 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2414 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2415 flag here. Implement using define_insn_and_split.
2416 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2417 (frndintxf2_mask_pm_i387): New insn patterns.
2418 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2419 Do not set ix86_optimize_mode_switching flag.
2420 (ceilsf2, ceildf2, ceilxf2): Same.
2421 (btruncsf2, btruncdf2, btruncxf2): Same.
2422 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2424 2005-04-05 Ian Lance Taylor <ian@airs.com>
2427 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2428 i386_pe_record_external_function.
2429 (i386_pe_record_external_function): Update declaration.
2430 * config/i386/winnt.c (struct extern_list): Add decl field.
2431 (i386_pe_record_external_function): Add decl parameter.
2432 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2434 * config/i386/i386-protos.h (i386_pe_record_external_function):
2437 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2439 * config/m68k/m68k-protos.h: Add a prototype for
2440 valid_dbcc_comparison_p_2.
2441 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2442 extend_operator, const_uint32_operand, const_sint32_operand,
2443 general_src_operand, nonimmediate_src_operand,
2444 memory_src_operand, post_inc_operand, pre_dec_operand,
2445 pcrel_address): Move to predicates to predicates.md.
2446 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2447 * config/m68k/m68k.md: Include predicates.md.
2448 * config/m68k/predicates.md: New.
2450 2005-04-04 Roger Sayle <roger@eyesopen.com>
2452 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2454 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2456 2005-04-04 Ian Lance Taylor <ian@airs.com>
2458 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2460 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2461 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2462 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2463 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2464 * c-common.c (c_do_switch_warnings_1): New static function broken
2465 out of c_do_switch_warnings.
2466 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2467 (c_do_switch_expr_warnings): New function.
2468 * c-common.h (c_do_switch_expr_warnings): Declare.
2470 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2471 Daniel Jacobowitz <dan@codesourcery.com>
2473 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2475 * rtlanal.c (may_trap_p): Same.
2477 2005-04-04 Dale Johannesen <dalej@apple.com>
2479 * ChangeLog: remove reference to ChangeLog.12.
2481 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2483 CRIS epilogue as RTL.
2484 * config/cris/cris.md: Change all 0 in unspec 0 to
2486 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2487 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2489 ("return"): Change to define_expand. Call cris_expand_return for
2491 ("*return_expanded"): New pattern.
2492 ("epilogue"): New define_expand.
2493 * config/cris/cris.h (PREDICATE_CODES): Add
2494 cris_load_multiple_op.
2495 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2497 (enum cris_retinsn_type): New.
2498 (struct machine_function): New member return_type.
2499 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2500 (cris_target_asm_function_epilogue): Remove, moving RTLified
2502 (cris_expand_epilogue): New function.
2503 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2504 (cris_gen_movem_load, cris_load_multiple_op)
2505 (cris_return_address_on_stack_for_return, cris_expand_return): New
2507 (cris_target_asm_function_prologue)
2508 (cris_initial_frame_pointer_offset): Call
2509 cris_reg_saved_in_regsave_area instead of complicated expression.
2510 Call cris_return_address_on_stack instead of an expression.
2511 (cris_print_operand) <case 'o', case 'O'>: New cases.
2512 (cris_return_address_on_stack): Change return-type to bool.
2513 (cris_simple_epilogue): Ditto. Return false if registers are
2515 * config/cris/cris-protos.h (cris_simple_epilogue)
2516 (cris_return_address_on_stack): Adjust prototype return type.
2517 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2518 (cris_return_address_on_stack_for_return): New prototypes.
2520 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2522 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2523 gpr_or_int12_operand.
2525 * config/frv/frv-protos.h: Add a prototype to
2526 frv_legitimate_memory_operand and frv_const_unspec_p.
2527 (frv_unspec): Move from frv.c.
2528 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2529 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2530 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2531 gpr_or_fpr_operand, gpr_or_int12_operand,
2532 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2533 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2534 int6_operand, int5_operand, uint5_operand, uint4_operand,
2535 uint1_operand, int_2word_operand, uint16_operand,
2536 upper_int16_operand, integer_register_operand,
2537 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2538 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2539 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2540 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2541 move_destination_operand, movcc_fp_destination_operand,
2542 frv_function_symbol_referenced_p, move_source_operand,
2543 condexec_dest_operand, condexec_source_operand,
2544 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2545 const_unspec_operand, gpr_or_memory_operand,
2546 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2547 icc_operand, fcc_operand, cc_operand, icr_operand,
2548 fcr_operand, cr_operand, call_operand, sibcall_operand,
2549 symbolic_operand, relational_operator,
2550 integer_relational_operator, float_relational_operator,
2551 ccr_eqne_operator, minmax_operator,
2552 condexec_si_binary_operator, condexec_si_media_operator,
2553 condexec_si_divide_operator, condexec_si_unary_operator,
2554 condexec_sf_conv_operator, condexec_sf_add_operator,
2555 condexec_memory_operand, intop_compare_operator, acc_operand,
2556 even_acc_operand, quad_acc_operand, accg_operand: Move to
2558 * config/frv/frv.h (PREDICATE_CODES): Remove.
2559 * config/frv/frv.md: Include predicates.md.
2560 * config/frv/predicates.md: New.
2562 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2565 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2566 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2567 (add_standard_iv_candidates_for_size): New function, extracting code
2568 from add_standard_iv_candidates and parameterizing it by type size.
2569 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2571 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2573 * system.h (GCOV_SIZE_TYPE): Unposion.
2574 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2575 (GCOV_TYPE_SIZE): ...this new macro.
2576 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2577 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2578 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2579 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2580 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2581 instead of unsigned_intSI_type_node.
2582 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2583 (rtl_gen_one_value_profiler_no_edge_manipulation)
2584 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2585 * value-prof.c: Include coverage.h.
2587 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2588 Diego Novillo <dnovillo@redhat.com>
2590 Fix PR tree-optimization/20703
2591 Fix PR tree-optimization/20725
2593 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2594 (create_expression_by_pieces): Ditto.
2595 (valid_in_set): Ditto. Also handle tcc_declaration.
2596 (find_or_generate_expression): Handle comparison class.
2597 (insert_into_preds_of_block): Ditto.
2598 (insert_aux): Ditto.
2599 (create_value_expr_from): Handle comparison class, recursively
2600 handle reference nodes.
2601 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2602 (execute_pre): Fix spacing.
2603 (do_fre): Renamed to execute_fre.
2605 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2607 * doc/invoke.texi (SPARC options): Document that
2608 -mlittle-endian is not supported on Linux either.
2610 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2614 * config.gcc (Obsolete configurations): Remove
2615 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2616 (sparclite-*-coff*): Delete.
2617 (sparclite-*-elf*): Likewise.
2618 (sparc86x-*-elf*): Likewise.
2619 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2620 * config/sparc/lite.h: Delete.
2621 * config/sparc/litecoff.h: Likewise.
2622 * config/sparc/liteelf.h: Likewise.
2623 * config/sparc/sp86x-elf.h: Likewise.
2624 * config/sparc/t-sparclite: Likewise.
2625 * config/sparc/t-sp86x: Likewise.
2627 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2629 * config/s390/s390-protos.h: (s390_comparison,
2630 s390_alc_comparison, s390_slb_comparison, const0_operand,
2631 consttable_operand, larl_operand, s_operand,
2632 shift_count_operand, bras_sym_operand, load_multiple_operation,
2633 store_multiple_operation, s390_plus_operand): Remove prototypes.
2634 (s390_legitimate_address_without_index_p): New prototype.
2635 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2637 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2638 const0_operand, consttable_operand, larl_operand, s_operand,
2639 shift_count_operand, bras_sym_operand, load_multiple_operation,
2640 store_multiple_operation, s390_plus_operand): Move to
2642 (check_mode): Remove.
2643 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2645 (s390_legitimate_address_without_index_p): New.
2646 * config/s390/s390.h (PREDICATE_CODES): Remove.
2647 * config/s390/s390.md: Include predicates.md.
2648 * config/s390/predicates.md: New.
2650 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2653 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2654 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2655 (NEED_INDICATE_EXEC_STACK): Define to 1.
2656 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2657 (NEED_INDICATE_EXEC_STACK): Define to 1.
2658 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2659 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2660 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2661 (pic_helper_emitted_p): New global.
2662 (emit_pic_helper): New function extracted from...
2663 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2664 Do not call emit_pic_helper if delay_pic_helper is true.
2665 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2666 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2667 (sparc_file_end): New function.
2669 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2671 * config/mcore/mcore-protos.h: Remove the prototypes for
2672 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2673 mcore_general_movdst_operand, mcore_reload_operand,
2674 mcore_arith_J_operand, mcore_arith_K_operand,
2675 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2676 mcore_arith_K_S_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, mcore_call_address_operand.
2681 Add a prototype for const_ok_for_mcore.
2682 * config/mcore/mcore.c (mcore_call_address_operand,
2683 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2684 mcore_arith_reg_operand, mcore_reload_operand,
2685 mcore_arith_J_operand, mcore_arith_K_operand,
2686 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2687 mcore_arith_M_operand, mcore_arith_imm_operand,
2688 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2689 mcore_literal_K_operand, mcore_addsub_operand,
2690 mcore_compare_operand, mcore_load_multiple_operation,
2691 mcore_store_multiple_operation): Move to predicates.md.
2692 (const_ok_for_mcore): Export.
2693 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2694 * config/mcore/mcore.md: Include predicates.md.
2695 * config/mcore/predicates.md: New.
2697 * config/mcore/predicates.md: Fix a comment typo.
2699 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2700 Adrian Straetling <straetling@de.ibm.com>
2702 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2703 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2704 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2706 ("imul"): Removed from "type" attribute.
2707 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2708 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2709 Changed type to imulsi.
2710 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2712 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2714 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2715 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2716 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2717 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2718 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2719 (TARGET_SWITCHES, mcore_stack_increment_string)
2720 (TARGET_OPTIONS): Delete.
2721 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2722 than *_BIT constants.
2723 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2724 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2725 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2726 (mcore_override_options): Delete mcore_stack_increment code.
2727 Change use of M340_BIT to MASK_M340.
2728 * config/mcore/mcore.opt: New file.
2730 2005-04-04 Ian Lance Taylor <ian@airs.com>
2732 * config/arm/arm.c (replace_symbols_in_block): Remove static
2735 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2737 * config/fr30/fr30-protos.h: Remove the prototypes for
2738 stack_add_operand, add_immediate_operand,
2739 high_register_operand, low_register_operand, call_operand,
2740 di_operand, and nonimmediate_di_operand.
2741 * config/fr30/fr30.c (stack_add_operand,
2742 add_immediate_operand, high_register_operand,
2743 low_register_operand, call_operand, di_operand,
2744 nonimmediate_di_operand): Move to predicates.md.
2745 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2746 * config/fr30/fr30.md: Include predicates.md.
2747 * config/fr30/predicates.md: New.
2749 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2750 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2751 mcore_call_address_operand.
2753 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2754 general_movsrc_operand.
2756 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2758 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2761 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2764 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2767 2005-04-04 Richard Henderson <rth@redhat.com>
2768 Jakub Jelinek <jakub@redhat.com>
2770 PR rtl-optimization/16104
2771 * fold-const.c (fold_unary): Fix folding of vector conversions.
2773 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2775 * config.gcc (xstormy16-*-elf): Set extra_options.
2776 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2777 * config/stormy16/stormy16.opt: New file.
2779 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2781 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2782 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2783 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2784 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2785 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2786 (TARGET_UNIX_ASM): Delete.
2787 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2788 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2789 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2790 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2791 * config/pdp11/pdp11.opt: New file.
2793 2005-04-03 Roger Sayle <roger@eyesopen.com>
2794 Alexandre Oliva <aoliva@redhat.com>
2797 * fold-const.c (non_lvalue): Split tests into...
2798 (maybe_lvalue_p): New function.
2799 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2800 C++ front-end prior to lowering into gimple form.
2802 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2804 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2805 BUILT_IN_STRNCASECMP): New.
2806 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2809 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2812 * arm.md (addsi3_compare0_for_combiner): Delete.
2813 (addsi3_compare0_scratch_for_combiner): Delete.
2814 (cmpsi_neg_shiftsi): Delete.
2815 (compare_negsi_si): New pattern.
2816 (cmpsi_negshiftsi_si): New pattern.
2817 (negated_cbranchsi4): Restrict to equality_operator.
2819 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2822 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2824 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2827 * doc/install.texi: Fix a typo.
2829 2005-04-03 Steven Bosscher <stevenb@suse.de>
2832 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2833 a computed goto if the edge to the computed goto block has
2834 incoming abnormal edges. Clarify how the function works.
2836 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2838 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2839 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2840 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2841 hash_scan_set, reg_set_between_after_reload_p,
2842 reg_used_between_after_reload_p, get_avail_load_store_reg,
2843 eliminate_partially_redundant_load): Likewise.
2844 * postreload.c (reload_cse_simplify_set,
2845 reload_combine_note_use): Likewise.
2846 * predict.c (predict_insn, expected_value_to_br_prob,
2847 propagate_freq, expensive_function_p): Likewise.
2848 * print-rtl.c (print_rtx): Likewise.
2849 * profile.c (instrument_edges, instrument_values,
2850 compute_branch_probabilities, branch_prob, union_groups,
2851 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2852 * protoize.c (in_system_include_dir, file_could_be_converted,
2853 file_normally_convertible, gen_aux_info_file, seek_to_line,
2854 do_cleaning): Likewise.
2855 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2856 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2857 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2859 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2861 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2862 * modulo-sched.c (undo_replace_buff_elem): New structure.
2863 (kernel_number_of_cycles, ps_unschedule_node,
2864 undo_generate_reg_moves,free_undo_replace_buff,
2865 undo_permute_partial_schedule, loop_single_full_bb_p,
2866 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2867 build_loops_structure, get_sched_window): New.
2868 (generate_reg_moves): Return undo_replace_buff_elem and other
2870 (generate_prolog_epilog): Remove old loop versioning.
2871 (sms_schedule): Use loop information and loop_version.
2872 (sms_schedule_by_order): Split part of it to get_sched_window.
2873 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2874 cfg_layout_finalize and free_dominance_info before/after SMS.
2876 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2878 * cfghooks.c (lv_flush_pending_stmts,
2879 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2880 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2881 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2882 lv_add_condition_to_bb,
2883 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2884 flush_pending_stmts): New in cfg_hooks structure.
2885 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2886 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2887 lv_add_condition_to_bb): New declarations.
2888 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2890 (loop_version): Declare.
2891 * cfgloopmanip.c (cfghooks.h): Include.
2892 (duplicate_loop_to_header_edge): Change return type to bool.
2893 (loop_version, lv_adjust_loop_entry_edge): Move here.
2894 * cfgrtl.c (cfgloop.h): Include.
2895 (rtl_verify_flow_info_1): Fix.
2896 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2897 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2899 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2900 tree_lv_add_condition_to_bb): New.
2901 (tree_cfg_hooks): Add new hooks to initialization.
2902 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2903 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2905 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2907 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2908 xstormy16_below100_or_register,
2909 xstormy16_splittable_below100_or_register, and
2910 nonimmediate_nonstack_operand.
2912 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2913 xstormy16_ineqsi_operator, equality_operator,
2914 inequality_operator, shift_operator,
2915 xstormy16_below100_operand, xstormy16_below100_or_register,
2916 xstormy16_splittable_below100_or_register,
2917 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2918 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2919 equality_operator, inequality_operator,
2920 xstormy16_below100_operand, xstormy16_below100_or_register,
2921 xstormy16_splittable_below100_or_register,
2922 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2923 nonimmediate_nonstack_operand, shift_operator): Move to
2925 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2926 * config/stormy16/stormy16.md: Include predicates.md.
2927 * config/stormy16/predicates.md: New.
2929 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2931 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2932 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2933 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2934 move_operand, power_of_2_operand): Move to predicates.md.
2935 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2936 PREDICATE_CODE): Remove.
2937 * config/iq2000/iq2000.md: Include predicates.md.
2938 * config/iq2000/predicates.md: New.
2940 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2942 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2943 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2944 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2945 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2946 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2947 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2948 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2949 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2950 (TARGET_M68HC11): Delete.
2951 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2952 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2953 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2954 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2955 (nb_soft_regs): Delete.
2956 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2957 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2958 and MASK_M6812 being set simultaneously. Change the code that sets
2959 the default m68hc11_soft_reg_count to use integers instead of strings.
2960 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2961 m68hc11_soft_reg_count (which now has an int type) as the number
2963 * config/m68hc11/m68hc11.opt: New file.
2965 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2967 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2968 fp_displacement_operand, sp_displacement_operand.
2970 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2972 Remove the prototypes for tst_operand, cmp_operand,
2973 stack_register_operand, d_register_operand,
2974 hard_addr_reg_operand, splitable_operand,
2975 m68hc11_logical_operator, m68hc11_arith_operator,
2976 m68hc11_non_shift_operator, m68hc11_shift_operator,
2977 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2978 non_push_operand, hard_reg_operand, and
2979 reg_or_some_mem_operand.
2980 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2982 (tst_operand, cmp_operand, non_push_operand,
2983 splitable_operand, reg_or_some_mem_operand,
2984 stack_register_operand, d_register_operand,
2985 hard_addr_reg_operand, hard_reg_operand,
2986 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2987 m68hc11_arith_operator, m68hc11_non_shift_operator,
2988 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2990 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2991 * config/m68hc11/m68hc11.md: Include predicates.md.
2992 * config/m68hc11/predicates.md: New.
2994 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2997 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2998 change checked in along with 2005-03-03's patch for debug/20253.
2999 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
3000 (remap_decl): Insert type decl in map earlier.
3002 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3004 PR tree-optimization/20640
3005 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
3006 post-dominator if it has phi nodes.
3007 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
3008 before dead statements.
3010 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3013 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
3015 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3017 PR rtl-optimization/20290
3018 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
3019 in every iteration if the entry point is the exit test.
3021 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
3023 * config/cris/cris.md (attribute "length"): Define.
3025 2005-04-02 Geoffrey Keating <geoffk@apple.com>
3027 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
3028 (word_offset_memref_operand): New.
3029 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
3030 (indexed_or_indirect_operand): Delete.
3031 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
3032 (indexed_or_indirect_operand): Delete.
3034 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
3037 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3040 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
3041 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
3043 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3045 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
3047 2005-04-01 Ian Lance Taylor <ian@airs.com>
3049 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
3050 (rus, prus): Remove static variables.
3051 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
3052 (process_command): Permit report_times and use_pipes together.
3054 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3056 * c-decl.c (validate_proto_after_old_defn): Look at
3057 TYPE_MAIN_VARIANT of argument types.
3059 2005-04-01 Paul Brook <paul@codesourcery.com>
3061 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
3062 (arm_output_function_epilogue): Allow call_via_SP.
3063 (thumb_call_via_reg, arm_file_end): Ditto.
3064 * config/arm/arm.h (struct machine_function): Include space for SP.
3065 (thumb_call_via_label): Update declaration.
3067 2005-04-01 Ian Lance Taylor <ian@airs.com>
3069 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
3070 doing a peephole optimization, once again put any notes in the
3073 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3075 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
3077 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3079 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
3080 (block_alloc, find_free_reg): Likewise.
3081 * loop-doloop.c (doloop_modify): Likewise.
3082 * loop-invariant.c (record_use): Likewise.
3083 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
3084 get_iv_value, canon_condition, eliminate_implied_condition,
3085 eliminate_implied_condition, simplify_using_initial_values,
3086 shorten_into_mode, canonicalize_iv_subregs,
3087 iv_number_of_iterations): Likewise.
3088 * loop-unroll.c (expand_var_during_unrolling): Likewise.
3089 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
3090 unswitch_loop): Likewise.
3091 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
3092 move_movables, replace_call_address, find_and_verify_loops,
3093 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
3094 record_giv, final_giv_value, general_induction_var,
3095 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
3096 loop_giv_dump): Likewise.
3098 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
3099 GCOV_CHECK_WRITING): Remove.
3100 (gcov_position, gcov_rewrite): Use gcc_assert.
3101 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
3102 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
3103 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
3106 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3108 * tree-inline.c: Fix a typo.
3110 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3112 * configure.ac (enable-checking): Explicitly set all variables for
3113 collective switch values. Alphabetize variables. Rename
3114 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
3116 * doc/install.texi (enable-checking): Update documentation.
3117 * configure: Rebuilt.
3119 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3121 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3124 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3126 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3127 Also reject cases where this pattern will cause load delay stalls
3128 unless optimizing for size and it will produce a shorter sequence.
3129 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3130 variants to avoid pre-adjusting the base when possible.
3132 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3134 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3135 the frame and argument pointers.
3136 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3137 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3138 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3139 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3140 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3141 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3143 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3145 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3146 with entry for selectany attribute.
3147 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3149 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3150 (i386_pe_asm_named_section): Handle sections generated by
3151 selectany attribute.
3152 * doc/extend.texi (selectany): Document attribute.
3154 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3155 Jan Hubicka <jh@suse.cz>
3157 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3158 to fix addresses involving EBP and ESP.
3159 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3160 for SUBREGed registers.
3161 (legitimate_address_p): Accept SUBREGed registers.
3163 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3166 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3167 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3170 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3172 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3174 2005-04-01 James E Wilson <wilson@specifixinc.com>
3177 * dwarf2out.c (rtl_for_decl_init): New function.
3178 (rtl_for_decl_location): Extracted from here.
3179 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3180 add_const_value_attribute. Delete initializer_constant_valid_p call.
3182 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3184 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3185 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3186 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3187 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3188 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3189 config/i386/i386.md, config/rs6000/predicates.md,
3190 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3191 config/s390/s390.c, config/stormy16/stormy16.c,
3192 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3195 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3198 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3199 COND_EXPR and CALL_EXPR.
3201 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3204 * genautomata.c (first_cycle_unit_presence): Check all alternative
3205 states for unit presence.
3207 * doc/md.texi: Remove remark about impossibility to query unit
3208 presence in non nondeterministic automaton state.
3210 * config/ia64/ia64.c (get_template): Change order of unit querying.
3212 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3214 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3217 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3219 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3220 flag for edges outside any loops.
3222 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3224 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3226 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3228 * tree-ssa-alias.c: Follow spelling conventions.
3229 * doc/tree-ssa.texi: Fix a typo.
3231 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3233 * postreload-gcse.c: Include target.h.
3234 (gcse_after_reload_main): Return early if we cannot modify jumps.
3235 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3237 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3239 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3240 expensive operations.
3242 2005-03-31 Ian Lance Taylor <ian@airs.com>
3244 * collect2.c (lderrout): New variable.
3245 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3246 if it is set, to stderr.
3247 (handler): Unlink lderrout if it is set.
3248 (dump_file): Add "to" parameter. Change all callers.
3249 (main): Initialize lderrout.
3250 (collect_execute): Add errname parameter. Change all callers.
3251 Rename redir parameter to outname. Never pass
3252 PEX_STDERR_TO_STDOUT to pex_run.
3253 * collect2.h (collect_execute, dump_file): Update declarations.
3254 * tlink.c (tlink_execute): Add errname parameter. Change all
3256 (do_tlink): Check lderrout as well as ldout.
3258 2005-03-31 Caroline Tice <ctice@apple.com>
3260 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3261 (bb-reorder.o): Add errors.h to list of requirements.
3262 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3263 profiledbootstrap flags.
3264 * bb-reorder.c (errors.h): Add new include.
3265 (struct bbro_basic_block_data_def): Add new field, in_trace.
3266 (add_unlikely_executed_notes): Remove function.
3267 (mark_bb_for_unlikely_executed_section): Remove function.
3268 (insert_section_boundary_note): New function.
3269 (verify_hot_cold_block_grouping): New function.
3270 (push_to_next_round_p): Remove variables and tests that push all
3271 cold blocks to last round.
3272 (find_traces): Remove code that added extra round of trace finding
3273 when doing partitioning.
3274 (find_traces_1_round) : Remove variable last_round; add code to
3275 update new struct field, in_trace; correct trace_length where it was
3276 incorrect before (after call to copy_bb); change code that pushed all
3277 cold blocks to last round. Instead verify that all blocks going into
3278 a trace belong in the same partition.
3279 (connect_traces): Modify to connect the traces in two passes, if the
3280 function contains both hot and cold blocks. The first pass connects
3281 all the traces for blocks in the partition that the first block in
3282 the function belongs to; the second pass connnects all the traces
3283 containing blocks that belong in the other partition.
3284 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3285 code that automatically put the first block in a function into the
3286 hot partition if the function had any hot blocks.
3287 (fix_crossing_unconditional_branches): Check number of succ edges
3288 before attempting to get one.
3289 (fix_edges_for_rarely_executed_code): Update comment describing
3291 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3292 remove call to add_unlikely_executed_notes; add call to
3293 verify_hot_cold_block_grouping.
3294 (duplicate_computed_gotos): Don't change computed goto if it's a
3296 (partition_hot_cold_basic_blocks): Update function comment.
3297 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3299 (try_forward_edges): Likewise.
3300 (merge_blocks_move_predecessor_nojumps): Likewise.
3301 (merge_blocks_move_successor_nojumps): Likewise.
3302 (merge_blocks_move): Likewise.
3303 (try_crossjump_bb): Likewise.
3304 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3305 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3306 notes to cold bb's; remove call to update_unlikely_executed_notes.
3307 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3308 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3309 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3310 function declaration.
3311 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3313 (rtl_can_merge_blocks): Remove redundancy from condition.
3314 (try_redirect_by_replacing_jump): Likewise.
3315 (force_nonfallthru_and_redirect): Remove code for adding
3316 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3317 (commit_one_edge_insertion): Likewise.
3318 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3319 * dbxout.c (FORCE_TEXT): Replace function_section with
3320 current_function_section.
3321 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3322 function, switch_text_section.
3323 (struct xcoff_debug): Likewise.
3324 (dbxout_function_end): Add code to put out label diffs for both
3325 hot and cold sections.
3326 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3327 for new debug_hooks funciton, switch_text_section..
3328 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3329 switch_text_section.
3330 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3331 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3332 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3333 dw_fde_switched_sections.
3334 (output_call_frame_info): Add test to see if function switches text
3335 sections in the middle; if so, use appropriate extra hot and cold
3336 section labels to compute size deltas for the hot and cold sections.
3337 (dwarf2out_begin_prologue): Add code to initialize new fields in
3339 (dwarf2out_switch_text_section): New function (invoked through
3340 debug_hook); updates new fields in dw_fde_struct appropriately and
3341 increments separate_line_info_table_in_use.
3342 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3343 dwarf2out_switch_text_section.
3344 (struct var_loc_node): Add new field, section_label.
3345 (output_aranges): Add code to check whether in hot or cold section and
3346 use the appropriate label in calculating deltas.
3347 (output_ranges): Likewise.
3348 (output_line_info): Add code to check which section we're in and
3349 use appropriate hot/cold label.
3350 (add_location_or_constant_value_attribute): Likewise.
3351 (gen_subprogam_die): Modify arange attributes to use correct labels.
3352 (dwarf2out_begin_block): Change call to function_section into call to
3353 current_function_section.
3354 (dwarf2out_end_block): Likewise.
3355 (dwarf2out_source_line): Likewise.
3356 (dwarf2out_var_location): Add code to check whether in hot or cold
3357 section and use the appropriate label.
3358 * except.c (output_function_exception_table): Change call to
3359 function_section into call to current_function_section.
3360 * final.c (profile_function): Likewise.
3361 (scan_ahead_for_unlikely_executed_note): Remove function.
3362 (final_scan_insn): Remove calls to
3363 scan_ahead_for_unlikely_executed_note, and related code for switching
3364 to cold section, except for the single time
3365 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3366 debug_hooks->switch_text_sections; replace appropriate calls to
3367 function_section with calls to current_function_section.
3368 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3369 test_bb to condition.
3370 (find_if_case_2): Likewise.
3371 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3372 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3373 * opts.c (decode_options): Change warning about hot/cold partitioning
3374 with exceptionss to inform (so as not to cause bootstrap failures);
3375 remove warning about partitioning with DWARF debug info.
3376 * output.h (current_function_section): Add new function decl.
3377 (insert_section_boundary_note): Likewise.
3378 (enum in_section): Move this declaration here from varasm.c.
3379 (unlikely_section_label): Likewise.
3380 (unlikely_text_section_name): Likewise.
3381 (last_text_section_name): New global variable.
3382 (last_text_section): Likewise.
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