| blob | fdbb23c2160bbc3ab9d6cb62d10dd42e18028cbc |
1 2005-04-19 Andrew Haley <aph@redhat.com>
3 PR java/21022
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
10 libiberty functions.
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>
19 PR target/21098
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
36 overflowed.
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>
50 PR middle-end/21049
51 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
52 cfun->cfg are NULL.
54 2005-04-18 Tom Tromey <tromey@redhat.com>
56 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
57 typo.
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.
73 (ev5_ld_l): New.
74 * config/alpha/ev6.md (ev6_ild): Add ld_l.
75 (ev6_ist): Add st_c.
76 (ev6_mb): New.
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
82 for constants.
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
99 unsigned int.
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
111 specific options.
112 (v850e, v850e1): Use the v850.opt file for target specific
113 options.
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
129 case.
130 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
131 cases.
132 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
133 ALIGNOF_EXPR cases.
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
142 TARGET_ABI_OSF.
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
146 field.
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>
184 PR target/20375
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
188 6 named arguments.
190 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
192 PR middle-end/21024
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
198 type mismatches.
200 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
202 2005-04-16 Richard Henderson <rth@redhat.com>
204 PR target/21051
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>
211 PR target/20126
212 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
213 (const)).
215 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
216 comment.
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,
227 PROP_ASM_SCAN.
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>
238 PR middle-end/20491
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>
258 PR target/20673
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
279 get_stmt_operands.
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>
347 PR middle-end/20739
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>
403 PR middle-end/14311
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
491 index, not pointers.
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
498 register.
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
508 refer to 4.0.
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
523 TREE_INVARIANT.
524 (create_expression_by_pieces): Add value numbers for forced out
525 statements.
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>
562 PR target/20927
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
576 mode.
578 2005-04-13 Dale Johannesen <dalej@apple.com>
580 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
581 (objc-act.o): Ditto.
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
591 temp variables.
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
599 stdarg_regs.
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
608 post-increment.
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
615 be saved.
616 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
617 CRIS_UNSPEC_GOT.
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>
631 PR target/20924
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
653 is true.
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
721 defining.
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):
733 New.
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>
769 PR target/20670
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
802 argument.
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
809 here...
810 (cfg_layout_finalize) ... and don't free it here.
811 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
812 garbage collected.
813 * flow.c (free_basic_block_vars): Set label_to_block_map and
814 n_edges to zero too.
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>
870 PR middle-end/20917
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>
883 PR mudflap/19266
884 From Richard Henderson <rth@redhat.com>:
885 * tree-mudflap.c (mf_build_check_statement_for): Correct block
886 splitting logic.
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
924 MASK_NO_BITFIELD.
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):
974 Define.
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
987 rename ...
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
1017 OS uses for it.
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
1024 variables ...
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>
1033 PR/17092
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
1038 _unlocked function.
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
1060 operand ordering.
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
1066 non obvious places.
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
1074 handling
1075 (perfect_nestify): preheaderbb is *not* part of loop of the
1076 old destination.
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
1163 BUILT_IN_LLCEIL.
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
1168 zero.
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):
1191 Likewise.
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>
1207 PR target/20126
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
1234 hot/cold labels.
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>
1323 PR target/20795
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.
1345 (unloop): 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
1386 condition.
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
1413 BUILT_IN_LLFLOOR.
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
1487 users.
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
1510 ASSERT_EXPR.
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
1519 interesting_blocks.
1520 (enum rewrite_mode): Declare.
1521 (REGISTER_DEFS_IN_THIS_STMT): Define.
1522 (compute_global_livein): Use last_basic_block instead of
1523 n_basic_blocks.
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.
1528 (is_old_name): New.
1529 (is_new_name): New.
1530 (repl_map_hash): New.
1531 (repl_map_eq): 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'.
1541 Add documentation.
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
1550 normal form.
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
1561 'blocks'.
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'.
1566 Make internal.
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.
1583 Update all users.
1584 (init_tree_optimization_passes): Replace
1585 pass_redundant_phi with pass_copy_prop.
1586 Add pass_vrp.
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):
1602 Declare.
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
1614 first one.
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
1647 into DO_STORE_CCP.
1648 (do_ssa_ccp): New.
1649 (pass_ccp): Use 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,
1657 copy it.
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
1673 rewrite_into_ssa.
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
1695 symbols.
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):
1705 Declare.
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>
1729 PR target/20814
1730 * config/rs6000/predicates.md (altivec_register_operand): Accept
1731 SUBREG.
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,
1748 instead of 4.
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
1755 contains_functions.
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
1769 unsigned_p.
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
1834 define.
1835 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1836 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1837 Likewise.
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
1864 constraints.
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>
1872 PR target/20093
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>
1878 PR target/20717
1879 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1880 ADDR_EXPR.
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>
1893 PR other/20792
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
1913 only implicit uses.
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
1920 string.
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
1932 scope.
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>
1947 PR target/17245
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
1970 TARGET_NO_APP_REGS.
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>
1994 PR target/17824
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.
2006 (*andc3_v4sf): New.
2007 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
2008 Replace with...
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
2012 define_expands.
2014 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2016 PR target/17822
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>
2036 PR target/20625
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>
2058 PR target/20342
2059 PR target/20447
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
2102 in SSE registers.
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.
2134 Ignore PHI nodes.
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
2148 the stmt pointer.
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
2158 variable.
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
2164 the use node.
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
2173 iteration.
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
2205 stmts.
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
2219 interface.
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
2230 update_stmt.
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
2234 use nodes.
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
2248 operands.
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
2261 use node.
2262 (struct vuse_operand_type): New struct.
2263 (SET_USE): Call set_ssa_use_from_ptr.
2264 (USE_STMT): Define.
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
2270 call free_df.
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
2283 was changed.
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
2287 free_df.
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.
2297 (PHI_DF): Delete.
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
2324 before warning.
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
2333 operations.
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
2341 gen_lowpart_SUBREG.
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
2347 overriding.
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
2371 these attributes.
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
2384 former.
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>
2411 PR target/20421
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>
2426 PR debug/9963
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
2433 identifier.
2434 * config/i386/i386-protos.h (i386_pe_record_external_function):
2435 Update declaration.
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
2459 switch_expr.
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
2474 trapping divide.
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
2485 CRIS_UNSPEC_PLT.
2486 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2487 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2488 patterns.
2489 ("return"): Change to define_expand. Call cris_expand_return for
2490 actual expansion.
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
2496 type.
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
2501 contents to...
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
2506 functions.
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
2514 saved.
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
2557 predicates.md.
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>
2564 PR target/19537
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>
2612 PR target/4198
2613 PR target/12027
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
2636 to s390.h.
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
2641 predicates.md.
2642 (check_mode): Remove.
2643 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2644 s390-protos.h.
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>
2652 PR target/20446
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"
2705 attribute.
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
2733 function.
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
2759 after freeing.
2761 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2763 PR target/14812
2764 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2765 a negated value.
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>
2796 PR c++/19199
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
2807 and strndup.
2809 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2811 PR target/14812
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
2820 template.
2822 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2824 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2825 Fix comment typos.
2827 * doc/install.texi: Fix a typo.
2829 2005-04-03 Steven Bosscher <stevenb@suse.de>
2831 PR middle-end/20648
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
2869 fixes.
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
2889 bool.
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
2898 initialization.
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
2924 predicates.md.
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
2962 of soft registers.
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
2971 m68hcc_auto_inc_p.
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
2981 extern.
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
2989 predicates.md.
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>
2996 PR debug/19345
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>
3012 PR middle-end/20491
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.
3036 PR 20650
3037 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3038 a register.
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
3071 proper position.
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
3104 gcc_assert.
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
3115 synonym for 'no'.
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
3122 possible.
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):
3148 Declare.
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>
3165 PR c++/19406
3166 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3167 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3168 for FIELD_DECLs.
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>
3176 PR c++/20505
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
3193 typos.
3195 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3197 PR c/17855
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>
3203 PR target/20632
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
3215 obsolete comment.
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
3255 callers.
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
3290 function.
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
3295 crossing edge.
3296 (partition_hot_cold_basic_blocks): Update function comment.
3297 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3298 condition.
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
3312 from consideration.
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
3338 dw_fde_struct.
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.
3383 (hot_section_label): Likewise.
3384 (hot_section_end_label): Likewise.
3385 (cold_section_end_label): Likewise.
3386 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3387 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3388 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3389 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3390 insn from consideration.
3391 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3392 switch_text_section.
3393 * varasm.c (basic-block.h): Add new include.
3394 (unlikely_section_label_printed): Remove global variable.
3395 (unlikely_section_label): Make global variable not be static any more.
3396 (unlikely_text_section_name): Likewise.
3397 (hot_section_end_label): New global variable (not static)
3398 (first_function_block_is_cold): Likewise.
3399 (hot_section_label): Likewise.
3400 (cold_section_end_label): Likewise..
3401 (last_text_section): New global variable, not static.
3402 (last_text_section_name): New global variable, not static.
3403 (initialize_cold_section_name): New function.
3404 (enum in_section): Move declaration to output.h.
3405 (text_section): Update last_text_section.
3406 (unlikely_text_section): Replace code to determine cold section name
3407 with call to initialize_cold_section_name; Add code to update
3408 last_text_section; remove code for printing out label.
3409 (named_section_real): Add code to update last_text_section and
3410 last_text_section_name as appropriate.
3411 (function_section): Change test for 'unlikely' to depend on
3412 first_function_block_is_cold (moved old test to
3413 current_function_section).
3414 (current_function_section): New function.
3415 (assemble_start_function): Move code that frees
3416 unlikely_text_section_name; initialize hot_section_end_label;
3417 print hot and cold section labels at the start of the function;
3418 set first_function_block_is_cold, if appropriate; initialize l
3419 ast_text_section; add call to insert_section_boundary_note.
3420 (assemble_end_function): Add code to write out hot and cold section
3421 end labels.
3422 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3423 switch_text_section.
3424 * config/darwin.c (machopic_select_section): Replace incorrect
3425 function in base_funs; update reloc for cold sections if necessary.
3426 * config/darwin.h (SECTION_FUNCTION): Add code to update
3427 last_text_section if appropriate.
3428 (text_unlikely_section): Remove.
3429 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3430 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3431 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3432 partitioning for this architecture.
3434 2005-03-31 Olivier Hainque <hainque@adacore.com>
3436 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3437 defined and non-zero.
3439 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3441 PR c++/18644
3442 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3443 semantics.
3445 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3447 PR target/20611
3448 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3449 label operand. Remove (use (unspec..)). Don't emit a label on
3450 the offset word.
3451 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3452 generate inline label for load_toc_v4_PIC_1b.
3453 (rs6000_emit_load_toc_table): Likewise.
3455 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3457 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3458 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3460 2005-03-29 Devang Patel <dpatel@apple.com>
3462 * tree-sra.c (decide_block_copy): Disable scalarization of
3463 sub-elements.
3465 2005-03-30 Stuart Hastings <stuart@apple.com>
3466 Dale Johannesen <dalej@apple.com>
3468 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3469 * print-tree.c (print_node): Add case STATEMENT_LIST.
3471 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3473 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3474 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3475 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3476 is given with "powerpc64*" or "all", or when --with-cpu chooses
3477 a 64-bit cpu.
3479 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3481 PR debug/20268
3482 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3483 gen_lexical_block_die.
3484 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3486 2005-03-31 Jan Hubicka <jh@suse.cz>
3488 2004-11-02 Jan Hubicka <jh@suse.cz>
3490 * cgraph.c (cgraph_varpool_node_name): New function.
3491 (dump_cgraph_varpool_node): New function.
3492 (dump_varpool): New function.
3493 * cgraphunit.c (cgraph_optimize): Dump varpool.
3495 2004-10-16 Jan Hubicka <jh@suse.cz>
3497 * cgraph.c (decide_is_variable_needed): New function.
3498 (cgraph_varpool_finalize_decl): Use it.
3499 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3500 unit-at-a-time.
3501 * final.c (output_addr_const): Do not call mark_referenced.
3502 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3503 always go via cgraph.
3504 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3505 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3506 * tree-optimize.c (execute_inline): Mark functions called.
3507 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3509 2004-10-11 Jan Hubicka <jh@suse.cz>
3511 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3512 (cgraph_varpool_last_needed_node): New static variable.
3513 (enqueue_needed_varpool_node): Break out from ...; add items to the
3514 end of queue; update first pointers.
3515 (cgraph_varpool_mark_needed_node): ... here.
3516 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3517 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3518 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3519 (cgraph_varpool_first_unanalyzed_node): Declare.
3520 * cgraphunit.c: Include output.h.
3521 (cgraph_varpool_analyze_pending_decls): New function.
3522 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3523 for errors, analyze pending decls.
3524 (cgraph_finalize_compilation_unit): Only analyze decls.
3525 (cgraph_optimize): Assemble the decls after expanding.
3527 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3529 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3530 subvars get marked properly in tags for grouping.
3531 (add_pointed_to_var): Mark only actual pointed to
3532 variables/subvars in addresses needed.
3533 (create_overlap_variables_for): Clear call clobbered on original
3534 variable.
3535 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3536 addresable vars with subvars into list.
3537 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3538 subvar should be.
3540 2005-03-30 Richard Henderson <rth@redhat.com>
3542 * cgraph.h (struct cgraph_node): Add alias.
3543 * varasm.c (assemble_alias): Set it.
3544 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3545 avoid calling cgraph_expand_function.
3547 2005-03-30 Tom Tromey <tromey@redhat.com>
3549 * tree.def (FILE_TYPE): Removed.
3550 * typeclass.h (enum type_class): Removed file_type_class.
3551 * dwarf2out.c (is_base_type): Updated.
3552 (gen_type_die): Likewise.
3553 * dbxout.c (dbxout_type): Updated.
3554 * builtins.c (type_to_class): Updated.
3555 * tree.c (type_contains_placeholder_1): Updated.
3556 * config/sparc/sparc.c (sparc_type_code): Updated.
3557 * config/ia64/ia64.c (hfa_element_mode): Updated.
3558 * expr.c (count_type_elements): Updated.
3559 * stor-layout.c (layout_type): Updated.
3560 * tree-inline.c (remap_type): Updated.
3561 * tree-pretty-print.c (dump_generic_node): Updated.
3563 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3565 * builtins.c (expand_builtin_powi): Fix mode of
3566 2nd argument to match int.
3567 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3568 2nd argument type to int.
3569 * libgcc2.c: Change prototype of __powi* functions to use
3570 int.
3572 2005-03-30 Dale Johannesen <dalej@apple.com>
3574 PR middle-end/19225
3575 * calls.c (expand_call): Flush pending deferrals before
3576 throwing call.
3578 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3580 PR c/772
3581 PR c/17913
3582 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3583 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3584 c_label_context, label_context_stack): New.
3585 * c-decl.c (define_label): Check for jumps into statement
3586 expressions. Add label to list of defined labels.
3587 (start_function): Push context on label_context_stack.
3588 (finish_function): Pop context from label_context_stack.
3589 * c-typeck.c (label_context_stack): New.
3590 (c_finish_goto_label): Check for jumps into statement
3591 expressions. Add label to list of jumped to labels.
3592 (struct c_switch): Add blocked_stmt_expr.
3593 (c_start_case): Initialize it.
3594 (do_case): Check it.
3595 (c_finish_case): Verify !blocked_stmt_expr.
3596 (c_begin_stmt_expr): Push context on label_context_stack.
3597 Increment blocked_stmt_expr. Mark labels jumped to from outside
3598 as undefinable.
3599 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3600 defined in the statement expression and no longer jumpable to.
3601 Mark labels jumped to from just outside the statement expression
3602 as again definable. Pop context from label_context_stack.
3603 * doc/extend.texi (Statement Exprs): Update.
3605 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3607 PR c/20368
3608 * c-decl.c (start_function): Check for old_decl being
3609 error_mark_node.
3611 2005-03-30 Ian Lance Taylor <ian@airs.com>
3613 * final.c (final): Remove prescan parameter. Change all callers.
3614 (final_scan_insn): Remove prescan parameter. Change all callers.
3616 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3618 * tree-vectorizer.c: Fix comment typos.
3620 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3622 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3623 as soon as a chrec_dont_know is detected.
3625 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3627 Merge from csl-arm-branch.
3628 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3630 * tlink.c (recompile_files): Do not assume that "rename" can
3631 overwrite an existing file.
3633 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3635 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3636 * gcc/configure: Regenerate.
3638 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3640 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3642 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3644 * calls.c (struct arg_data): Update "partial" comment.
3645 (load_register_parameters): Update "nregs" comment.
3647 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3649 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3650 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3651 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3652 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3653 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3654 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3655 than target_flags & 0.
3656 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3657 (iq2000_arch, iq2000_parse_cpu): Delete.
3658 (TARGET_HANDLE_OPTION): Override default.
3659 (iq2000_handle_option): New function.
3660 (override_options): Remove -march= and -mcpu= handling.
3661 * config/iq2000/iq2000.opt: New file.
3663 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3665 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3666 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3667 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3668 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3669 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3670 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3671 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3672 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3673 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3674 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3675 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3676 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3677 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3678 (TARGET_OPTIONS): Delete.
3679 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3680 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3681 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3682 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3683 (c4x_cpu_version_string): Delete.
3684 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3685 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3686 equivalent -mcpu= option.
3687 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3688 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3689 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3690 or clearing the appropriate MASK_* bit.
3691 (c4x_file_start): Use c4x_cpu_version.
3692 * config/c4x/c4x.opt: New file.
3694 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3696 * doc/options.texi: Document the new MaskExists flag.
3697 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3698 if the option has the MaskExists flag.
3700 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3702 * opt-functions.awk (flag_set_p, test_flag): New functions.
3703 (switch_flags): Use them.
3704 * opth-gen.awk: Use flag_set_p to check for flags.
3705 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3707 2005-03-30 Ian Lance Taylor <ian@airs.com>
3709 * config.host (i[34567]86-*-mingw32*): Don't set
3710 host_can_use_collect2 to no.
3712 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3714 PR target/20203
3715 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3716 Remove convert_memory_address call duplicating that in memory_address.
3718 2005-03-29 Richard Henderson <rth@redhat.com>
3720 PR c/20519
3721 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3722 (build_compound_literal): Likewise. Propagate decl type into the
3723 initializer.
3724 (finish_decl): Likewise. Use new return value from complete_array_type
3725 for zero sized arrays.
3726 (complete_array_type): Move ...
3727 * c-common.c (complete_array_type): ... here. Change first argument
3728 to pointer-to-type-node. Consistently use sizetype for the index
3729 except for zero sized arrays. Detect zero sized arrays for pedantic
3730 mode diagnostics. Create a new type node instead of modifying the
3731 old node in place.
3732 * c-tree.h (complete_array_type): Move decl ...
3733 * c-common.h (complete_array_type): ... here.
3735 2005-03-29 Richard Henderson <rth@redhat.com>
3737 PR tree-opt/19108
3738 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3740 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3742 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3743 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3744 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3745 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3747 2005-03-29 Eric Christopher <echristo@redhat.com>
3749 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3750 truthvalue conversion removal.
3752 2005-03-29 Ian Lance Taylor <ian@airs.com>
3754 PR bootstrap/14316
3755 * collect2.c: Never include <vfork.h>.
3756 (VFORK_STRING, vfork): Don't define.
3757 (pid): Remove global variable.
3758 (handler): Call raise instead of kill (getpid(), ...).
3759 (collect_wait): Add pex parameter. Change all callers. Use
3760 pex_get_status rather than pwait.
3761 (do_wait): Add pex parameter. Change all callers.
3762 (collect_execute): Return struct pex_obj * rather than void. Use
3763 pex routines rather than pexecute.
3764 (fork_execute): Get pex_obj from collect_execute, and pass it to
3765 do_wait.
3766 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3767 Only declare quit_handler if SIGQUIT is defined.
3768 (scan_libraries): Likewise.
3769 * collect2.h (collect_execute): Update declaration.
3770 (collect_wait): Update declaration.
3771 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3772 pass it to collect_wait.
3774 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3776 PR c/20672
3777 * c-parser.c (c_parser_compound_statement_nostart): Give error
3778 message for EOF instead of just setting parser->error.
3780 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3782 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3783 (slpeel_update_phi_nodes_for_guard1): New function.
3784 (slpeel_update_phi_nodes_for_guard2): New function.
3785 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3786 of slpeel_update_phi_nodes_for_guard.
3787 (vectorize_loops): Remove call to loop_closed_rewrite.
3788 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3789 assertion.
3791 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3793 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3794 (TARGET_LITTLE_ENDIAN): New macro.
3795 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3796 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3797 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3798 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3799 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3800 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3801 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3802 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3803 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3804 (TARGET_OPTIONS): Delete.
3805 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3806 (CACHE_FLUSH_TRAP): Turn into an integer.
3807 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3808 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3809 -mflush-trap is in use.
3810 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3811 (m32r_cache_flush_trap_string): Delete.
3812 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3813 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3814 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3815 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3816 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3817 -mmodel= and -msdata= handling from...
3818 (m32r_init): ...here.
3819 * config/m32r/m32r.opt: New file.
3821 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3823 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3824 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3825 * tree-vect-analyze.c (vect_object_analysis): additional parm
3826 pass back a "struct ptr_info_def *" with the points-to info.
3827 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3828 statement using info returned from vect_object_analysis.
3829 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3830 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3831 for virtual uses and defs when creating a replacement vector
3832 reference. Call duplicate_ssa_name_ptr_info to define points-to
3833 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3834 (vectorizable_store): copy_virtual_operands and update
3835 definition statements.
3836 (vectorizable_load): copy_virtual_operands. Remove call to
3837 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3838 * tree-vectorizer.c (vectorize_loops): Remove calls to
3839 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3840 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3841 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3842 define macro STMT_VINFO_PTR_INFO for use in accessing.
3843 * tree.h add export of duplicate_ssa_name_ptr_info.
3844 * rs6000.c (altivec_init_builtins): Declare builtin function
3845 __builtin_altivec_mask_for_load to be "const".
3847 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3849 PR middle-end/20622
3850 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3851 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3852 assemble_variable on aliases.
3853 * varasm.c (assemble_alias): Set node->alias.
3854 * toplev.c (wrapup_global_declarations): Don't call
3855 rest_of_decl_compilation on aliases again.
3857 2005-03-29 Paul Brook <paul@codesourcery.com>
3859 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3860 * config/arm/arm.c (arm_dbx_register_number): New function.
3861 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3863 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3865 PR middle-end/20263
3866 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3867 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3869 2005-03-29 Dale Johannesen <dalej@apple.com>
3871 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3872 $(TREE_H) and $(COVERAGE_H).
3873 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3874 * opts.c (common_handle_option): Enable tree-based value transforms.
3875 * toplev.c (process_options): Ditto.
3876 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3877 refers to references to this type.
3878 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3879 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3880 for may_be_more, may_be_less.
3881 (rtl_gen_pow2_profiler): Adjust.
3882 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3883 (rtl_gen_one_value_profiler): Adjust.
3884 (rtl_gen_const_delta_profiler): Adjust.
3885 * tree-profile.c (tree_gen_interval_profiler): Implement.
3886 (tree_gen_pow2_profiler): Ditto.
3887 (tree_gen_one_value_profiler): Ditto.
3888 (tree_profiling): New.
3889 (pass_tree_profile): Reference it.
3890 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3891 tree.h, gcov-io.h.
3892 (insn_divmod_values_to_profile): Rename to
3893 rtl_divmod_values_to_profile. Adjust.
3894 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3895 (insn_prefetch_values_to_profile): Adjust.
3896 (rtl_value_profile_transformations): Adjust.
3897 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3898 (gen_mod_pow2): Rename to rtl_mod_pow2.
3899 (gen_mod_subtract): Rename to rtl_mod_subtract.
3900 (divmod_fixed_value_transform): Rename to
3901 rtl_divmod_fixed_value_transform.
3902 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3903 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3904 (rtl_find_values_to_profile): Adjust.
3905 (tree_value_profile_transformations): Implement.
3906 (tree_divmod_values_to_profile): New.
3907 (tree_values_to_profile): New.
3908 (tree_divmod_fixed_value): New.
3909 (tree_mod_pow2): New.
3910 (tree_mod_subtract): New.
3911 (tree_divmod_fixed_value_transform): New.
3912 (tree_mod_pow2_value_transform): New.
3913 (tree_mod_subtract_transform): New.
3914 (tree_find_values_to_profile): Implement.
3915 * profile.c (instrument_values): Free histograms.
3916 (compute_value_histograms): Adjust. Implement tree version.
3918 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3920 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3921 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3922 variable. Output "fldcw" depending on round_mode.
3923 * config/i386/i386.md (UNSPEC_FIST): New.
3924 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3925 New isns patterns to implement lrint and llrint built-ins as x87
3926 intrinsic function.
3927 (fistdi2, fist<mode>2 splitters): New splitters.
3928 (lrint<mode>2): New expanders.
3930 2005-03-28 Ian Lance Taylor <ian@airs.com>
3932 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3933 0 when calling final_scan_insn.
3935 2005-03-28 Jan Hubicka <jh@suse.cz>
3937 PR middle-end/20635
3938 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3939 as needed.
3941 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3942 types where possible.
3944 2005-03-26 Per Bothner <per@bothner.com>
3946 Make -f[no-]show-column also control non-cpp diagnostics.
3947 * c.opt (fshow-column): Move option from here ...
3948 * common.opt (fshow-column): ... to here.
3949 * diagnostic.c (diagnostic_build_prefix): Only print column number
3950 if flag_show_column.
3952 2005-03-27 Steven Bosscher <stevenb@suse.de>
3954 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3955 vax_output_conditional_branch): New prototypes.
3956 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3957 extracted from vax.md mov and add patterns.
3958 (vax_output_conditional_branch): New function to output conditional
3959 branch instructions.
3960 * vax.md: Use mode macros for arithmetic and mov patterns.
3961 Use code macros for the jump patterns.
3963 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3965 * Makefile.in (libbackend.o): Depend on version files;
3966 add custom generation command.
3968 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3970 PR target/20636
3971 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3972 sure that we have a REG before getting its REGNO.
3974 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3976 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3977 * builtins.def (BUILT_IN_STRNDUP): New.
3979 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3981 PR tree-optimization/20470
3982 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3983 ABS(x-y).
3985 2005-03-25 Mike Stump <mrs@apple.com>
3987 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3988 sized objects.
3990 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3992 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3993 Use our own structure definitions.
3995 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3996 (fix_truncdfsi2): Allow registers or memory as destination.
3997 When TARGET_PPC_GFXOPT, generate simplified pattern.
3998 (fix_truncdfsi2_internal): Use define_insn_and_split.
3999 (fix_truncdfsi2_internal_gfxopt): New.
4000 (fctiwz): Don't confuse register allocation by giving it no choices.
4001 (stfiwx): New.
4002 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
4003 (EXTRA_MEMORY_CONSTRAINT): Likewise.
4004 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
4005 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
4007 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4009 * dominance.c (free_dominance_info): Speed up by freeing et
4010 data structures without maintaining other nodes.
4011 * et-forest.c (et_free_tree_force): New.
4012 * et-forest.h: Add a prototype for et_free_tree_force.
4014 * tree.c (get_set_constructor_bits,
4015 get_set_constructor_bytes): Remove.
4016 * tree.h: Remove the corresponding prototypes.
4018 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4020 PR target/15491
4021 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
4022 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
4023 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
4024 PRE_DEC, NEG and NOT.
4026 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4028 * fold-const.c: Convert uses of fold (build (...)) to
4029 fold_buildN.
4031 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
4033 PR rtl-optimization/20249
4034 * cse.c (insert_regs): Do not record equivalence of registers in
4035 different modes.
4037 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
4039 * emit-rtl.c (reverse_comparison): Remove.
4040 * rtl.h: Remove the corresponding prototype.
4042 2005-03-24 James E Wilson <wilson@specifixinc.com>
4044 * doc/install.texi (--enable-altivec): Delete docs.
4046 2005-03-24 David Edelsohn <edelsohn@gnu.org>
4048 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
4049 SFmode and DFmode before reload when
4050 flag_unsafe_math_optimizations not enabled.
4052 2005-03-24 Geoffrey Keating <geoffk@apple.com>
4054 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
4056 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
4057 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
4059 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
4061 * configure.ac (enable-checking): Add 'runtime' option.
4062 * doc/install.texi (enable-checking): Document 'runtime' checking.
4063 * tsystem.h (gcc_assert, gcc_unreachable): Define.
4064 * config.in: Regenerated.
4065 * configure: Regenerated.
4067 2005-03-23 Uros Bizjak <uros@kss-loka.si>
4069 * optabs.h (enum optab_index): Remove OTI_llrint.
4070 (llrint_optab): Remove macro.
4071 * optabs.c (init_optabs): Remove llrint_optab initialization.
4072 * genopinit.c (optabs): Remove llrint_optab implementation.
4073 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
4074 using lrint_optab.
4076 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
4078 PR rtl-optimization/20532
4079 * simplify-rtx.c (simplify_binary_operation_1): Protect from
4080 overflow when adding coefficients for PLUS or MINUS.
4081 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
4082 two as multiplier.
4084 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4086 * langhooks.h (truthvalue_conversion): Remove.
4087 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4088 LANG_HOOKS_TRUTHVALUE_CONVERSION.
4089 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
4090 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
4091 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
4093 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
4095 * params.def: Fix a typo.
4096 * config/mips/mips.c: Follow the spelling convensions.
4097 * doc/invoke.texi: Fix typos.
4099 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
4101 Fix PR tree-optimization/20601
4103 * tree-ssa-pre.c (insert_aux): Add missing condition to
4104 constification.
4106 2005-03-23 Ian Lance Taylor <ian@airs.com>
4108 * final.c (final_scan_insn): Don't remove no-op instructions.
4109 * reload1.c (reload): Remove simple no-op instructions even when
4110 not optimizing.
4112 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4114 PR tree-optimization/20501
4115 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
4116 reporting that peeling for alignment is applied moved to...
4117 * (vect_analyze_data_refs_alignment): Here.
4119 2005-03-23 Ian Lance Taylor <ian@airs.com>
4121 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4123 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4125 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4126 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4128 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4130 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4131 imply that this is called once, independent of asms in code.
4132 Adjust to now being pased output and input lists. Mention helper
4133 function decl_overlaps_hard_reg_set_p.
4134 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4135 hook_tree_tree_identity and to take three trees, returning third.
4136 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4137 prototype.
4138 * stmt.c: include hard-reg-set.h before tree.h.
4139 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4140 (decl_conflicts_with_clobbers_p): Call
4141 decl_overlaps_hard_reg_set_p.
4142 (expand_asm_operands): Pass output and input lists in call to
4143 targetm.md_asm_clobbers.
4144 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4145 hook_tree_tree_tree_tree_3rd_identity.
4146 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4147 parameters.
4148 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4149 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4150 parameters, first two unused.
4151 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4152 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4153 in constraint letters and MOF is not mentioned as a asm-declared
4154 register in neither of the input and output lists.
4156 2005-03-23 DJ Delorie <dj@redhat.com>
4158 * optabs.c (expand_binop): Make sure the first subword's result
4159 gets stored.
4161 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4163 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4164 Call c_common_truthvalue_conversion rather than
4165 lang_hooks.truthvalue_conversion.
4166 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4167 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4168 c-typeck.c.
4169 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4170 c_common_truthvalue_conversion.
4171 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4172 c_parser_conditional_expression, c_parser_binary_expression): Call
4173 c_objc_common_truthvalue_conversion.
4174 * c-typeck.c (build_unary_op): Call
4175 c_objc_common_truthvalue_conversion.
4176 (build_conditional_expr): Do not call
4177 lang_hooks.truthvalue_conversion.
4178 (build_binary_op): Call c_common_truthvalue_conversion.
4179 (c_objc_common_truthvalue_conversion): Moved from
4180 c-objc-common.c. Call default_function_array_conversion instead
4181 of default_conversion.
4183 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4185 * c-common.h (default_conversion): Remove.
4186 (perform_integral_promotions): Add.
4187 * c-tree.h (default_conversion): Add.
4188 * c-typeck.c (perform_integral_promotions): New, split out from
4189 default_conversion.
4190 * c-common.c (check_case_value): Use perform_integral_promotions,
4191 not default_conversion.
4192 (c_add_case_label): Don't continue processing case label after
4193 found to be pointer.
4195 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4197 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4198 the prefix list if we have already added a multilib directory
4199 based on that path.
4200 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4201 search with -L.
4203 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4205 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4206 static.
4207 * reload.h: Remove the prototype for indirect_symref_ok.
4209 * reload1.c (indirect_symref_ok): Make it global.
4210 * reload.h: Add a prototype for indirect_symref_ok.
4212 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4214 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4215 ashlhi3 expander.
4217 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4219 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4221 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4223 * c-opts.c (c_common_parse_file): Only start/end main source file
4224 if debug hooks says the writer wants it.
4225 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4226 member.
4227 (xcoff_debug_hooks): Ditto.
4228 * debug.c (do_nothing_hooks): Ditto.
4229 * debug.h (gcc_debug_hooks): Ditto.
4230 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4231 * sdbout.c (sdb_debug_hooks): Ditto.
4232 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4234 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4236 * doc/extend.texi: Deprecate C++ min/max operators.
4238 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4240 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4241 artificial original candidates.
4243 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4244 Jan Hubicka <jh@suse.cz>
4245 Steven Bosscher <stevenb@suse.de>
4247 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4248 call cost based on argument sizes.
4249 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4250 inlining.
4251 * params.def: (max-inline-inssn-single): Set to 450.
4252 (max-inline-insns-auto): Set to 90.
4253 (max-inline-insns-recursive): Set to 450
4254 (max-inline-insns-recursive-auto): Set to 450.
4255 (large-function-insns): Set to 2700.
4256 (inline-call-cost): New parameter.
4257 * tree-inline.c (estimate_move_cost): New function.
4258 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4259 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4260 based on arguments.
4261 * tree-inline.h (estimate_move_cost): Declare.
4262 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4263 (max-inline-insns-auto): Change default to 90.
4264 (max-inline-insns-recursive): Change default to 450
4265 (max-inline-insns-recursive-auto): Change default to 450.
4266 (large-function-insns): Change default to 2700.
4267 (inline-call-cost): Document new parameter.
4269 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4271 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4272 (TARGET_DEFAULT): Delete.
4273 * config/i860/i860.opt: New file.
4275 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4277 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4278 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4279 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4280 (frv_sched_lookahead): Delete.
4281 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4282 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4283 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4284 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4285 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4286 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4287 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4288 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4289 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4290 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4291 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4292 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4293 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4294 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4295 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4296 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4297 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4298 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4299 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4300 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4301 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4302 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4303 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4304 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4305 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4306 (frv_sched_lookahead): Delete.
4307 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4308 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4309 (frv_handle_option): New function. Move -mcpu= handling from...
4310 (frv_override_options): ...here. Remove handling of other
4311 TARGET_OPTIONS.
4312 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4313 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4314 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4315 and TARGET_NO_MULTI_CE.
4316 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4317 !TARGET_VLIW_BRANCH.
4318 * config/frv/frv.opt: New file.
4320 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4322 * fold-const.c (fold_ternary): Take decomposed arguments of
4323 CALL_EXPR.
4324 (fold): Update a call to fold_ternary.
4326 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4327 * tree.h: Add corresponding prototypes.
4329 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4331 PR target/20561
4332 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4333 between jump table and its label.
4334 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4335 resp. ADDR_DIFF_VEC and the label preceeding it.
4336 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4337 is emitted in the right section.
4339 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4341 * fold-const.c (fold_unary, fold_binary): Update comments
4342 about arguments.
4344 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4346 PR rtl-optimization/20527
4347 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4348 REG_INC note, test that the register also isn't mentioned in PRED
4349 or SUCC.
4351 2005-03-22 Ben Elliston <bje@au.ibm.com>
4353 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4354 and definition.
4356 2005-03-21 Mike Stump <mrs@apple.com>
4358 * varasm.c (default_assemble_visibility): Remove extra ().
4360 2005-03-21 Roger Sayle <roger@eyesopen.com>
4362 PR middle-end/20557
4363 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4364 to determine whether a block can be duplicated, rather than test
4365 whether the block contains noncopyable insns ourselves.
4367 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4369 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4370 predicates.
4372 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4374 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4376 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4378 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4379 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4380 * config/fr30/fr30.opt: New file.
4382 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4384 Fix PR tree-optimization/20542
4386 * tree-flow-inline.h (overlap_subvar): Move to here.
4387 * tree-ssa-operands.c: From here.
4388 * tree-flow.h (overlap_subvar): Declare.
4389 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4390 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4391 for variables with subvars.
4393 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4395 PR middle-end/20177
4396 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4397 * modulo-sched.c (const_iteration_count): Return on NULL
4398 pre-header.
4399 (print_node_sched_params): Return on NULL dump_file.
4400 (generate_reg_moves): Handle reg-anti dependencies and disregard
4401 closing branch when generating register moves.
4402 (sms_schedule): Mark the SMSed block dirty.
4403 * passes.c (rest_of_handle_sms): Call update_life_info for all
4404 basic-blocks.
4405 * testsuite/gcc.dg/20050321-1.c: New test.
4407 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4409 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4410 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4411 movqi_internal): Likewise.
4413 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4415 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4416 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4417 xtensa_b4const): Delete prototypes.
4418 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4419 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4420 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4421 xtensa_extra_constraint): New prototypes.
4422 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4423 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4424 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4425 move_operand, const_float_1_operand, fpmem_offset_operand,
4426 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4427 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4428 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4429 argument type to HOST_WIDE_INT.
4430 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4431 xtensa_mask_immediate): Likewise.
4432 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4433 Likewise. Also make these functions static.
4434 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4435 (xtensa_const_ok_for_letter_p): New.
4436 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4437 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4438 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4439 move_operand, const_float_1_operand, fpmem_offset_operand,
4440 branch_operator, ubranch_operator, boolean_operator): Move to
4441 predicates.md.
4442 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4443 (xtensa_mem_offset): Change return type to bool.
4444 (xtensa_extra_constraint): New.
4445 (gen_int_relational): Update type of const_range_p function pointer.
4446 Use xtensa_b4const_or_zero.
4447 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4448 xtensa_const_ok_for_letter_p. Update comments.
4449 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4450 (PREDICATE_CODES): Delete.
4451 * config/xtensa/xtensa.md: Include predicates.md.
4452 * config/xtensa/predicates.md: New file.
4454 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4456 * config/v850/v850-protos.h: Remove the prototypes for
4457 reg_or_int9_operand, reg_or_const_operand,
4458 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4459 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4460 movsi_source_operand, power_of_two_operand,
4461 not_power_of_two_operand, special_symbolref_operand,
4462 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4463 register_is_ok_for_epilogue.
4464 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4465 reg_or_int9_operand, reg_or_const_operand,
4466 call_address_operand, special_symbolref_operand,
4467 movsi_source_operand, power_of_two_operand,
4468 not_power_of_two_operand, register_is_ok_for_epilogue,
4469 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4470 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4471 predicates.md.
4472 * config/v850/v850.h (PREDICATE_CODES): Remove.
4473 * config/v850/v850.md: Include predicates.md.
4474 * config/v850/predicates.md: New.
4476 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4478 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4479 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4480 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4481 (itoolsdir, itoolsdatadir): Move definition above new first use.
4482 (install-itoolsdirs): New rule.
4483 (install-mkheaders): Depend on install-itoolsdirs, not
4484 install-include-dir.
4486 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4488 * tree-into-ssa.c: Remove obsolete comments.
4490 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4492 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4493 unrolling if -fpeel-loops is specified, too.
4494 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4495 Remove superfluous check for flag_unroll_loops.
4497 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4499 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4500 (lrint_optab, llrint_optab): Define corresponding macros.
4501 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4502 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4503 pattern and llrint_optab using llrintdi2 patterns.
4504 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4505 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4506 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4507 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4508 flag_unsafe_math_optimizations is set.
4510 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4512 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4513 simplify_logical, if_then_else_cond, known_cond,
4514 simplify_comparison): Adjust calls to reverse_comparison.
4515 Don't use combine_reversed_comparison_code).
4516 (combine_reversed_comparison_code): Remove.
4517 (reversed_comparison): Using reversed_comparison_code, move it...
4518 * jump.c (reversed_comparison): ... here.
4519 * rtl.h (reversed_comparison): Add prototype.
4521 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4523 * builtins.c (fold_builtin): Take decomposed arguments of
4524 CALL_EXPR.
4525 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4526 * gimplify.c (gimplify_call_expr): Likewise.
4527 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4528 * tree.h: Update the prototype of fold_builtin.
4530 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4532 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4533 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4534 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4535 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4536 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4538 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4540 * builtins.c (fold_builtin_1): Take decomposed arguments of
4541 CALL_EXPR.
4542 (fold_builtin): Update a call to fold_builtin_1.
4544 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4546 PR other/20564
4547 * gcov.c (output_lines): Only output function block summary when
4548 outputting branch information.
4549 * doc/gcov.texi: Document format of preamble and additional block
4550 information lines.
4552 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4554 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4555 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4556 the defaults false if BITS_PER_UNIT != 8.
4557 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4558 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4559 than BITS_PER_UNIT != 8.
4560 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4561 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4562 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4563 #undefs.
4564 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4565 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4567 2005-03-20 Roger Sayle <roger@eyesopen.com>
4569 PR middle-end/20539
4570 * fold-const.c (fold_binary): Fix type mismatch between
4571 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4572 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4573 for non-truth-valued expressions.
4575 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4576 and FUNCTION_DECL in the main switch.
4577 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4578 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4579 we also need to convert their operands to match.
4580 <TRUTH_NOT_EXPR>: Likewise.
4582 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4584 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4585 diagnostic without checking whether an lvalue.
4586 * c-common.h (lvalue_p): Remove.
4587 (enum lvalue_use): Update comment.
4588 (lvalue_or_else): Replace by lvalue_error.
4589 * c-typeck.c (lvalue_p): Make static.
4590 (lvalue_or_else): New. Call lvalue_error.
4592 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4594 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4595 (function_arg_advance): Use rs6000_parm_start.
4596 (function_arg, rs6000_arg_partial_bytes): Likewise.
4598 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4600 * c-common.c (check_case_value): Adjust comment about stripping
4601 NOPs.
4602 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4603 * c-typeck.c (default_conversion, convert_arguments,
4604 build_modify_expr, convert_for_assignment, store_init_value,
4605 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4606 manually. Remove inaccurate comments.
4608 2005-03-20 Roger Sayle <roger@eyesopen.com>
4609 Joseph S. Myers <joseph@codesourcery.com>
4611 * varasm.c (do_assemble_alias): Restore comment describing function.
4612 Annotate the target parameter as potentially unused.
4614 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4616 PR target/18551
4617 * config/avr/avr.c (avr_output_function_prologue): Do not use
4618 current_function_name() in a label, use a local label instead.
4620 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4622 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4623 flag_finite_math_only, not flag_unsafe_math_optimizations.
4625 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4627 * builtins.c (fold_builtin_1): Update a call to
4628 targetm.fold_builtin.
4629 * hooks.c (hook_tree_tree_bool_null): Rename to
4630 hook_tree_tree_tree_bool_null. Take one more argument of type
4631 tree.
4632 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4633 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4634 hook_tree_tree_tree_bool_null.
4635 * target.h (gcc_target): Update the prototype of fold_builtin.
4636 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4637 arguments of CALL_EXPR.
4638 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4639 new prototype.
4641 2005-03-20 Jan Hubicka <jh@suse.cz>
4643 * cgraph.h (cgraph_node): Add prev_clone pointer.
4644 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4645 (cgraph_clone_node): Produce doubly linked chain.
4647 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4649 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4650 get_nonnull_operand, handle_sentinel_attribute,
4651 check_function_arguments_recurse): Do not strip NOPS from
4652 INTEGER_CSTs.
4653 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4654 Likewise.
4655 * c-format.c (get_constant): Likewise.
4656 * c-parser.c (c_parser_postfix_expression): Likewise.
4657 * c-typeck.c (set_init_index): Likewise.
4658 (convert_arguments): Don't check for NOP_EXPR containing integer
4659 constant.
4661 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4663 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4664 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4665 Take decomposed arguments of CALL_EXPR.
4666 (fold_builtin_1): Update calls to the functions mentioned
4667 above.
4669 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4671 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4672 width to have integer type.
4673 (build_enumerator): Require enumerator value to have integer type.
4675 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4677 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4678 to __builtin_inff.
4680 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4682 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4683 std=iso9899:199x): Correct descriptions.
4685 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4687 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4688 solaris2.1[0-9].
4690 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4692 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4693 of CALL_EXPR.
4694 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4695 fold_builtin_memcpy.
4697 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4698 arguments of CALL_EXPR.
4699 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4700 fold_builtin_found, fold_builtin_1): Update calls to
4701 fold_trunc_transparent_mathfn.
4703 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4705 PR middle-end/20493
4706 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4707 function pointers on targets that require function pointer
4708 canonicalization.
4709 (fold_sign_changed_comparison): Likewise.
4711 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4713 * combine.c (try_combine): When changing the mode of a hard reg, make
4714 sure that doing so is valid.
4716 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4718 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4719 (TARGET_HANDLE_OPTION): Override default.
4720 (avr_handle_option): New function.
4721 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4722 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4723 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4724 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4725 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4726 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4727 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4728 (TARGET_OPTIONS): Delete.
4729 * config/avr/avr.opt: New file.
4731 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4733 * config/m32r/m32r-protos.h: Remove the prototypes for
4734 call_address_operand, symbolic_operand, seth_add3_operand,
4735 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4736 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4737 two_insn_const_operand, move_src_operand,
4738 move_double_src_operand, move_dest_operand,
4739 eqne_comparison_operator, signed_comparison_operator,
4740 large_insn_p, conditional_move_operand, carry_compare_operand,
4741 m32r_block_immediate_operand, extend_operand,
4742 reg_or_eq_int16_operand, int8_operand, and
4743 reg_or_zero_operand.
4744 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4745 seth_add3_operand, int8_operand, cmp_int16_operand,
4746 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4747 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4748 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4749 move_double_src_operand, move_dest_operand,
4750 eqne_comparison_operator, signed_comparison_operator,
4751 extend_operand, small_insn_p, large_insn_p,
4752 conditional_move_operand, carry_compare_operand,
4753 m32r_block_immediate_operand): Move to predicates.md.
4754 (MAX_MOVE_BYTES): Move to m32r.h.
4755 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4756 * config/m32r/m32r.md: Include predicates.md.
4757 * config/m32r/predicates.md: New.
4759 2005-03-18 James E Wilson <wilson@specifixinc.com>
4761 PR c++/19769
4762 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4763 origin.
4765 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4767 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4768 call_address_operand, const_8bit_operand.
4769 * config/mn10300/mn10300.c (call_address_operand,
4770 const_8bit_operand, const_1f_operand): Move to predicates.md.
4771 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4772 * config/mn10300/mn10300.md: Include predicates.md.
4773 * config/mn10300/predicates.md: New.
4775 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4777 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4778 declarations in diagnostics and %E for identifiers, not %s.
4780 2005-03-18 Jan Hubicka <jh@suse.cz>
4781 Dale Johannesen <dalej@apple.com>
4783 * basic-block.h (scale_bbs_frequencies_int,
4784 scale_bbs_frequencies_gcov_type): Declare.
4785 * cfg.c (RDIV): New macro.
4786 (update_bb_frequency_for_threading): Fix.
4787 * basic-block.h (scale_bbs_frequencies_int,
4788 scale_bbs_frequencies_gcov_type): New.
4789 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4790 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4791 scale_bbs_frequencies_int.
4792 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4794 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4796 * config/m32r/m32r-protos.h: Remove the prototypes for
4797 call_address_operand, symbolic_operand, seth_add3_operand,
4798 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4799 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4800 two_insn_const_operand, move_src_operand,
4801 move_double_src_operand, move_dest_operand,
4802 eqne_comparison_operator, signed_comparison_operator,
4803 large_insn_p, conditional_move_operand, carry_compare_operand,
4804 m32r_block_immediate_operand, extend_operand,
4805 reg_or_eq_int16_operand, int8_operand, and
4806 reg_or_zero_operand.
4807 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4808 seth_add3_operand, int8_operand, cmp_int16_operand,
4809 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4810 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4811 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4812 move_double_src_operand, move_dest_operand,
4813 eqne_comparison_operator, signed_comparison_operator,
4814 extend_operand, small_insn_p, large_insn_p,
4815 conditional_move_operand, carry_compare_operand,
4816 m32r_block_immediate_operand): Move to predicates.md.
4817 (MAX_MOVE_BYTES): Move to m32r.h.
4818 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4819 * config/m32r/m32r.md: Include predicates.md.
4820 * config/m32r/predicates.md: New.
4822 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4823 shadd_constant_p.
4824 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4825 symbolic_operand, symbolic_memory_operand,
4826 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4827 indexed_memory_operand, move_dest_operand, move_src_operand,
4828 prefetch_cc_operand, prefetch_nocc_operand,
4829 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4830 arith_operand, arith11_operand, pre_cint_operand,
4831 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4832 ireg_operand, int5_operand, uint5_operand, int11_operand,
4833 uint32_operand, arith5_operand, and_operand, ior_operand,
4834 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4835 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4836 shadd_operand, movb_comparison_operator,
4837 cmpib_comparison_operator): Move to predicates.md.
4838 (magic_milli, shadd_constant_p): Make it extern.
4839 * config/pa/pa.h (PREDICATE_CODES): Remove.
4840 * config/pa/pa.md: Include predicates.md.
4841 * config/pa/predicates.md: New.
4843 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4844 predicate.
4846 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4848 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4849 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4850 config/alpha/freebsd.h, config/alpha/linux.h,
4851 config/alpha/netbsd.h, config/alpha/osf5.h,
4852 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4853 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4854 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4855 doc/cppopts.texi: Update copyright.
4857 2005-03-18 Jan Hubicka <jh@suse.cz>
4859 PR middle-end/20225
4860 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4861 too late.
4862 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4863 called too late.
4865 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4867 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4868 VEC_safe_push.
4870 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4872 * combine.c (gen_binary): Remove.
4873 (known_cond, simplify_shift_const, find_split_point,
4874 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4875 simplify_logical, expand_field_assignment, extract_left_shift,
4876 force_to_mode, if_then_else_cond, apply_distributive_law,
4877 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4878 simplify_comparison, reversed_comparison): Replace with
4879 simplify_gen_binary, simplify_gen_relational or
4880 distribute_and_simplify_rtx.
4881 (distribute_and_simplify_rtx): New function.
4883 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4884 Paolo Bonzini <gcc.gnu.org>
4886 * calls.c (setjmp_call_p, special_function_p): Update comments
4887 at the head of the functions.
4889 2005-03-18 Jan Hubicka <jh@suse.cz>
4891 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4893 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4894 function body should be released; do not proactively release function
4895 bodies in non-unit-at-a-time mode.
4897 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4899 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4900 mno-fp-ret-in-387 multilib variants.
4902 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4904 * common.opt (m): Remove.
4905 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4906 table lookup fails.
4907 (common_handle_option): Remove OPT_m case.
4909 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4911 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4912 of CALL_EXPR.
4913 (fold_builtin_1): Update a call to fold_builtin_bitop.
4915 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4916 of CALL_EXPR.
4917 (fold_builtin_1): Update a call to fold_builtin_signbit.
4919 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4921 PR tree-optimization/20474
4922 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4923 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4925 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4927 * config/h8300/h8300-protos.h: Remove prototypes for
4928 general_operand_src, general_operand_dst, single_one_operand,
4929 single_zero_operand, call_insn_operand,
4930 two_insn_adds_subs_operand, small_call_insn_operand,
4931 jump_address_operand, bit_operand, bit_memory_operand,
4932 stack_pointer_operand, const_int_gt_2_operand,
4933 const_int_ge_8_operand, const_int_qi_operand,
4934 const_int_hi_operand, incdec_operand, bit_operator,
4935 nshift_operator, eqne_operator, gtle_operator,
4936 gtuleu_operator, iorxor_operator.
4937 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4938 h8300_ldm_stm_parallel.
4939 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4940 h8300-protos.h.
4941 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4942 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4943 (h8300_ldm_stm_parallel): Make it extern.
4944 (h8300_ldm_parallel, h8300_stm_parallel,
4945 h8300_return_parallel, general_operand_src,
4946 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4947 nibble_operand, reg_or_nibble_operand, single_one_operand,
4948 single_zero_operand, call_insn_operand,
4949 two_insn_adds_subs_operand, small_call_insn_operand,
4950 jump_address_operand, bit_operand, bit_memory_operand,
4951 stack_pointer_operand, const_int_gt_2_operand,
4952 const_int_ge_8_operand, const_int_qi_operand,
4953 const_int_hi_operand, incdec_operand, eqne_operator,
4954 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4955 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4956 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4957 nshift_operator): Move to predicates.md.
4958 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4959 * config/h8300/h8300.md: Include predicates.md.
4960 * config/h8300/predicates.md: New.
4962 2005-03-17 Richard Henderson <rth@redhat.com>
4964 * config.gcc (ia64*-*-hpux*): Add extra_options.
4965 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4966 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4967 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4968 (ia64_tls_size_string, ia64_tune_string): Remove.
4969 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4970 (TARGET_DEFAULT_TARGET_FLAGS): New.
4971 (TARGET_HANDLE_OPTION): New.
4972 (ia64_override_options): Move options parsing ...
4973 (ia64_handle_option): ... here. New.
4974 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4975 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4976 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4977 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4978 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4979 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4980 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4981 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4982 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4983 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4984 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4985 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4986 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4987 TARGET_EARLY_STOP_BITS): Remove.
4988 (TARGET_ILP32): Default false.
4989 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4990 (enum ia64_inline_type): New.
4991 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4992 * config/ia64/ia64.md: Update for new definitions of
4993 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4994 * config/ia64/ia64.opt: New file.
4995 * config/ia64/ilp32.opt: New file.
4997 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4999 PR target/18380
5000 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
5002 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5004 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
5005 instead of MASK_H8300S.
5006 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
5007 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
5008 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
5009 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
5010 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
5011 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
5012 TARGET_SWITCHES): Remove.
5013 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
5014 TARGET_H8300SX.
5015 * config/h8300/h8300.opt: New.
5017 * config/alpha/alpha.opt, config/arc/arc.opt,
5018 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
5019 notices.
5021 2005-03-17 Ian Lance Taylor <ian@airs.com>
5023 * gmon.c: Remove.
5025 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
5027 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
5028 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
5029 (TARGET_HANDLE_OPTION): Override default.
5030 (arc_handle_option): New function.
5031 (arc_init): Remove code to set arch_cpu_string.
5032 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
5033 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
5034 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
5035 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
5036 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
5037 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
5038 (arc_rodata_string, TARGET_OPTIONS): Delete.
5039 * config/arc/arc.opt: New file.
5041 2005-03-17 Richard Henderson <rth@redhat.com>
5043 * doc/extend.texi (Weak Pragmas): New section.
5044 (attribute alias): Clarify that target must be in the same
5045 translation unit.
5047 2005-03-17 Richard Henderson <rth@redhat.com>
5049 * config/alpha/alpha.opt: New file.
5050 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
5051 of alpha_cpu.
5052 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
5053 alpha_fprm_string, alpha_fptm_string): Make static.
5054 (alpha_tls_size_string): Remove.
5055 (alpha_handle_option): New.
5056 (override_options): Update for alpha_cpu/alpha_tune split.
5057 (alpha_file_start): Likewise.
5058 (TARGET_DEFAULT_TARGET_FLAGS): New.
5059 (TARGET_HANDLE_OPTION): New.
5060 * config/alpha/alpha.h (alpha_tune): Declare.
5061 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
5062 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
5063 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
5064 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
5065 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
5066 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
5067 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
5068 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
5069 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
5070 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
5071 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
5072 (TARGET_DEFAULT): Remove MASK_FP.
5073 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
5074 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
5075 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
5076 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
5077 alpha_tls_size_string): Remove.
5078 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
5079 (attribute tune): Rename from attribute cpu.
5080 * config/alpha/ev4.md: Update to match.
5081 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
5082 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
5083 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
5084 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
5085 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
5086 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
5088 2005-03-16 James E. Wilson <wilson@specifixinc.com>
5090 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
5091 and return without creating new state if before_nops_num is nonzero.
5092 * config/ia64/ia64.md (first_insn): New attribute.
5093 (alloc): Set it to yes.
5095 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5097 * tree-vectorizer.c (new_vec_stmt_info): Initialize
5098 STMT_VINFO_SUBVARS to NULL.
5099 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5101 2005-03-16 Dale Johannesen <dalej@apple.com>
5103 * rtlanal.c (find_first_parameter_load): Rewrite to
5104 return actual first param load or the call if none,
5105 instead of first in block, when not all loads exist.
5107 2005-03-16 Roger Sayle <roger@eyesopen.com>
5109 * optabs.c (expand_copysign_absneg): Make static.
5110 * optabs.h (expand_copysign_absneg): Delete prototype.
5111 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
5113 2005-03-16 Richard Henderson <rth@redhat.com>
5115 PR middle-end/15700
5116 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
5117 (alias_pairs): Rename from output_defs.
5118 (find_decl_and_mark_needed): Split out from assemble_alias.
5119 (do_assemble_alias): New.
5120 (assemble_output_def): Remove.
5121 (finish_aliases_1, finish_aliases_2): New.
5122 (process_pending_assemble_output_defs): Remove.
5123 (assemble_alias): Defer aliases for which we don't yet have a
5124 non-external decl for the target symbol.
5125 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5126 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5127 * toplev.c (compile_file): Use finish_aliases_2 instead of
5128 process_pending_assemble_output_defs.
5129 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5130 (process_pending_assemble_output_defs): Remove.
5132 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5134 Fix PR tree-optimization/20489
5136 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5137 for empty structures.
5139 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5141 Fix PR tree-optimization/20490
5143 * tree-ssa-pre.c (create_expression_by_pieces): Use
5144 force_gimple_operand on result of fold.
5146 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5148 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5149 of closing parenthesis.
5151 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5153 * builtins.c (expand_movstr): Update a call to
5154 fold_builtin_strcpy.
5155 (expand_builtin_strncpy): Update a call to
5156 fold_builtin_strncpy.
5157 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5158 arguments of CALL_EXPR.
5159 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5160 fold_builtin_strncpy.
5161 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5162 * tree.h: Update the prototypes of fold_builtin_strcpy and
5163 fold_builtin_strncpy.
5165 2005-03-16 Steven Bosscher <stevenb@suse.de>
5166 Dorit Naishlos <dorit@il.ibm.com>
5168 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5169 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5170 error.
5172 2005-03-16 Steven Bosscher <stevenb@suse.de>
5174 * tree-inline.c (walk_type_fields, walk_tree,
5175 walk_tree_without_duplicates): Move from here...
5176 * tree.c: ...to here.
5178 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5180 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5181 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5182 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5183 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5184 (version): Define using $(BASEVER_c).
5185 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5186 version.c.
5187 (version.o): Depend on version files; add custom generation command.
5188 (prefix.o): Define BASEVER on command line.
5189 (s-iov): Depend on version files; adjust command.
5190 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5191 Add gcc-vers.texi.
5192 (gcc-vers.texi): New rule.
5193 (doc/%.info, doc/%.dvi): Add -I . to command line.
5194 (doc/gccinstall.dvi): Likewise.
5195 (PACKAGE): Delete. All uses replaced with "gcc".
5196 * aclocal.m4: Do not include gcc-version.m4.
5197 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5198 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5199 Set is_release based on contents of DEV-PHASE.
5200 Set gcc_version based on contents of BASE-VER.
5201 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5202 * config.in, configure: Regenerate.
5203 * gccbug.in: Determine version of GCC in use at runtime.
5204 * gcov-iov.c: Get version number and development phase from
5205 command line, not by including version.c.
5206 * intl.c: Replace all uses of PACKAGE with "gcc".
5207 * libada-mk.in: Delete unused "gcc_version" variable.
5208 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5209 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5210 commentary to match.
5211 (version_string): Put together from pieces.
5212 * config/alpha/x-vms: Do not use $(gcc_version).
5213 * config/i386/t-nwld: Likewise.
5214 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5215 version-GCC and DEVELOPMENT.
5217 2005-03-15 Roger Sayle <roger@eyesopen.com>
5219 PR tree-optimization/17454
5220 * tree.c (tree_size): Add case for TREE_BINFO.
5221 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5222 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5224 2005-03-15 Roger Sayle <roger@eyesopen.com>
5226 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5227 op1 whilst expanding the signed widenening multiply variant.
5229 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5231 * toplev.c (display_target_options): Avoid unused variable warning if
5232 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5233 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5234 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5235 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5236 (mips_isa_info): New variable.
5237 (mips_parse_cpu): Remove the first argument and leave the caller
5238 to report errors.
5239 (TARGET_HANDLE_OPTION): Override default.
5240 (mips_handle_option): New function. Move option validation code from...
5241 (override_options): ...here. Update calls to mips_parse_cpu.
5242 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5243 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5244 (SUBTARGET_TARGET_OPTIONS): Delete.
5245 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5246 (mno-flush-func, mtune=): New options.
5248 2005-03-15 Roger Sayle <roger@eyesopen.com>
5249 Richard Henderson <rth@redhat.com>
5251 * real.c (c4x_single_format, c4x_extended_format): Provide values
5252 for signbit_ro for c4x's single and extended floating point formats.
5253 * optabs.c (expand_copysign): Use the floating point format's
5254 signbit_ro for expanding via expand_copysign_absneg, and it's
5255 signbit_rw field for expanding via expand_copysign_bit.
5257 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5259 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5260 known_alignment_for_access_p.
5261 (known_alignment_for_access_p): New.
5262 (do_peeling_for_alignment): Field made int instead of bool and renamed
5263 to peeling_for_alignment.
5264 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5265 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5266 functionality used to be in vect_analyze_operations.
5267 (vect_analyze_operations): Code to determine vectorization factor was
5268 moved to vect_determine_vectorization_factor.
5269 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5270 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5271 factor.
5272 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5273 be part of vect_analyze_operations).
5274 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5275 creating the guard condition, as the number of iterations may be
5276 constant.
5277 (slpeel_tree_peel_loop_to_edge): Use new name of
5278 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5279 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5280 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5281 (vect_do_peeling_for_alignment): Use fold.
5282 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5284 (vect_update_inits_of_dr): Renamed to
5285 vect_update_init_of_dr.
5286 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5287 (vectorizable_store): Fix assertion to use == instead of =.
5289 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5291 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5292 call_used_regs for wCG registers.
5294 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5296 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5297 for non-offsettable memory references to cope with outstanding reload
5298 replacements, take 2.
5300 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5302 PR target/18668
5303 * config/i386/i386.h (x86_fisttp): New.
5304 (TARGET_FISTTP): New macro.
5305 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5306 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5307 instruction when fisttp flag is set.
5308 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5310 * config/i386/i386.md (type attribute): Add fisttp.
5311 (unit attribute): Set to i387 for fisttp type.
5312 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5313 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5314 TARGET_FISTTP.
5315 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5316 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5317 macros.
5318 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5319 patterns for TARGET_FISTTP. Enable patterns for
5320 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5321 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5322 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5323 implement fisttp x87 insn.
5324 (fix_trunc*_i387_fisttp splitters): New patterns.
5325 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5326 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5327 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5328 clobber.
5329 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5330 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5331 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5332 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5333 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5334 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5335 Disable patterns for TARGET_FISTTP.
5336 (fix_trunc*_i387 splitters): Implement usign mode macros.
5337 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5338 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5339 (fix_trunx*_sse peephole2s): Implement using mode macros.
5341 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5343 PR rtl-optimization/20291
5344 * combine.c (try_combine): If splitting fails, re-try with
5345 original combined pattern, i.e. before clobber stripping.
5347 2005-03-14 Eric Christopher <echristo@redhat.com>
5349 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5350 STACK_GROWS_DOWNWARD.
5352 2005-03-14 Roger Sayle <roger@eyesopen.com>
5354 * real.h (struct real_format): Split the signbit field into two
5355 two fields, signbit_ro and signbit_rw.
5356 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5357 mips_double_format, ieee_extended_motorola_format,
5358 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5359 ieee_extended_intel_128_format, ibm_extended_format,
5360 mips_extended_format, ieee_quad_format, mips_quad_format,
5361 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5362 i370_double_format, c4x_single_format, c4x_extended_format,
5363 real_internal_format): Update initializers for new field.
5364 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5365 real_format structure.
5366 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5367 field of the real_format structure.
5369 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5371 Fix PR tree-optimization/20458
5373 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5374 DECL_EXTERNAL on STRUCT_FIELD tags.
5375 (clear_call_clobbered): Ditto.
5376 * tree-ssa-operands.c (note_addressable): Make sure the original
5377 variable doesn't slip into the addressable list if we have
5378 subvars.
5379 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5380 tags too.
5382 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5384 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5385 (-fwide-exec-charset): Likewise.
5386 (-finput-charset): Likewise.
5387 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5388 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5389 * c.opt (Wnormalized): New.
5391 2005-03-14 Devang Patel <dpatel@apple.com>
5393 * doc/invoke.texi: Add reference to Visibility document.
5395 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5397 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5398 MASK_SPLIT_ADDRESSES.
5399 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5400 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5401 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5402 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5403 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5404 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5405 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5406 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5407 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5408 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5409 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5410 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5411 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5412 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5413 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5414 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5415 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5416 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5417 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5418 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5419 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5420 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5421 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5422 (TARGET_EXPLICIT_RELOCS): Delete.
5423 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5424 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5425 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5426 (override_options): Set MASK_LONG64 if -mint64 is given and no
5427 -mlongXX option is. Complain about -mint64 -mlong32.
5428 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5429 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5430 * config/mips/mips.opt: New file.
5432 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5434 * config.gcc (extra_options): New variable for listing option files.
5435 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5436 * configure.ac (extra_opt_files): New AC_SUBST variable.
5437 (tm_file_list, tm_include_list): Include options.h first.
5438 * configure: Regenerate.
5439 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5440 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5441 (s-options-h): New rule.
5442 (options.h): Depend on it.
5443 (TEXI_GCCINT_FILES): Add options.texi.
5444 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5445 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5446 * target.h (gcc_target): Add default_target_flags and handle_option.
5447 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5448 (TARGET_HANDLE_OPTION): New macros.
5449 (TARGET_INITIALIZER): Include them.
5450 * opt-functions.awk (opt_args, nth_arg): New functions.
5451 (switch_flags): Handle the "Target" flag.
5452 (var_args): Delete.
5453 (var_name): Use opt_args and nth_arg.
5454 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5455 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5456 macros for the "Mask" and "InverseMask" options.
5457 * opts.h (cl_var_cond): New enum.
5458 (cl_option): Replace the "has_set_value" and "set_value" fields with
5459 "var_cond" and "var_value".
5460 (CL_TARGET): New macro.
5461 (option_enabled, print_filtered_help): Declare.
5462 (decode_options): Move definition.
5463 * opts.c (handle_option): Search for the original option before
5464 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5465 var_cond and var_value fields. Use targetm.handle_option to handle
5466 target options.
5467 (decode_options): Set target_flags to targetm.default_target_flags.
5468 (print_filtered_help): Make global. Handle CL_TARGET.
5469 (option_enabled): New function.
5470 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5471 (display_target_options, set_target_switch, print_switch_values)
5472 (default_pch_valid_p): Guard uses of target_switches with
5473 #ifdef TARGET_SWITCHES. Also...
5474 (display_target_options): Display the CL_TARGET entries in cl_options.
5475 (set_target_option): Don't complain about the "" option when
5476 TARGET_SWITCHES is undefined.
5477 (print_switch_values): Use option_enabled.
5478 (default_pch_valid_p): Check cl_options[] when looking for something
5479 that has changed the value of target_flags.
5480 * c.opt: Remove documentation from top of file.
5481 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5482 * doc/sourecebuild.texi: Refer to the new options documentation
5483 instead of c.opt. Document machine-specific .opt files.
5484 * doc/tm.texi (target_flags): Say that this variable is declared
5485 by options.h.
5486 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5487 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5488 an alternative.
5489 * doc/options.texi: New file.
5491 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5493 PR middle-end/18628
5494 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5495 register.
5497 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5499 PR c++/20280
5500 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5501 temporary variable of pointer type if an lvalues is required.
5502 (gimplify_modify_expr_rhs): Request an rvalue from it.
5503 (gimplify_expr): Pass fallback on.
5505 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5507 * cfgbuild.c: Update comments.
5509 2005-03-14 Roger Sayle <roger@eyesopen.com>
5511 PR rtl-optimization/17236
5512 * optabs.c (expand_doubleword_mult): New helper function split out
5513 from expand_binop. Permute the order in which instructions are
5514 emitted to minimize the number of simultaneously live registers.
5515 (expand_binop): Call expand_doubleword_mult to synthesize a double
5516 word multiplication.
5518 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5520 * basic-block.h: Update the prototypes of cached_make_edge and
5521 rtl_make_eh_edge.
5522 * cfg.c (cached_make_edge): Take edge_cache representing one
5523 row of the adjacency matrix of edges.
5524 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5525 (make_edges): Initialize edge_cache to represent one row of
5526 the adjacency matrix of edges.
5528 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5530 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5531 New functions.
5532 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5533 Remove unused removed_phis variable.
5534 (conditional_replacement): Use build1/build2.
5535 (abs_replacement): Use last_and_only_stmt and build1/build2.
5537 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5539 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5540 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5541 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5542 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5543 * c-common.c (handle_novops_attribute): New function.
5544 (c_common_attribute_table): Add "no vops" entry.
5545 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5546 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5547 * tree-ssa-operands.c (get_call_expr_operands): Do not
5548 create virtual operands for calls with ECF_NOVOPS flag.
5549 * tree.h (DECL_IS_NOVOPS): New macro.
5550 (struct tree_decl): Add novops_flag.
5551 (ECF_NOVOPS): New constant.
5553 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5555 PR target/17688
5556 * config/i386/i386.c (x86_use_himode_fiop): New.
5557 (x86_use_simode_fiop): Rename from x86_use_fiop.
5558 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5559 (TARGET_USE_HIMODE_FIOP): New.
5560 (x86_use_simode_fiop): Rename from x86_use_fiop.
5561 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5563 * config/i386/i386.md (X87MODEI12): New mode macro define.
5564 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5565 to implement x87 FP compare with HImode input operands.
5566 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5567 Use X87MODEI12 mode macro to handle HImode input operands.
5568 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5569 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5570 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5571 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5572 macro to implement x87 operators with HImode input operands.
5573 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5574 input operands.
5576 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5578 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5579 integer_zerop.
5580 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5581 constants invariant.
5583 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5585 * basic-block.h (BB_VISITED): Removed.
5586 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5588 2005-03-14 Falk Hueffner <falk@debian.org>
5590 PR bootstrap/20424
5591 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5593 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5595 * ggc-zone.c: Fix comment typos.
5597 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5598 stringpool.c, config/mips/mips-protos.h: Update copyright.
5600 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5602 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5603 throughout with its typedef, "rtx".
5604 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5605 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5606 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5607 regs in comment to match code.
5609 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5611 * except.c (check_handled): Make it static.
5612 * except.h: Remove the corresponding prototype.
5614 * function.c (get_func_frame_size): Make it static.
5615 * function.h: Remove the corresponding type.
5617 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5618 Make them static.
5619 * hard-reg-set.h: Remove the corresponding declarations.
5621 * tree-cfg.c (verify_stmts): Check that
5622 bb_for_stmt (stmt) == bb for every PHI node and statement.
5624 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5626 * config.gcc: Remove excess indentation.
5627 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5629 2005-03-13 Roger Sayle <roger@eyesopen.com>
5631 PR middle-end/19331
5632 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5633 * fold-const.c (fold_sign_changed_comparison): Likewise.
5634 (fold_binary): Optimize comparisons against widened operands if
5635 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5637 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5639 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5640 (sparc_override_options): Initialize it.
5641 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5643 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5645 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5646 (reg_or_none500mem_operand): New predicate.
5647 (zero_reg_mem_operand): New predicate.
5648 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5649 to reg_or_none500mem_operand.
5650 (extendsfdf2_fpr): Add MEM alternative.
5651 (extenddftf2_internal): Change operand2 predicate to
5652 zero_reg_mem_operand.
5654 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5656 * ggc-zone.c: Rewritten.
5658 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5659 if there are none.
5660 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5661 * config.in: Regenerated.
5662 * configure: Regenerated.
5663 * gengtype.c (write_types_process_field, write_func_for_structure):
5664 Pass new argument to gt_pch_note_object.
5665 * ggc-common.c (struct ptr_data): Add TYPE.
5666 (gt_pch_note_object): Take TYPE argument and save it.
5667 (call_count): Update call to ggc_pch_count_object.
5668 (call_alloc): Update call to ggc_pch_alloc_object.
5669 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5670 file.
5671 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5672 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5673 (ggc_alloc_zone_stat): Delete.
5674 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5675 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5676 (ggc_pch_alloc_object): Update prototypes.
5677 (garbage_zone): Delete.
5678 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5679 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5680 pointers.
5681 (tree_id_zone): New variable.
5682 (ggc_alloc_cleared_zone): Remove unused.
5683 (ggc_alloc_zone): Define.
5684 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5685 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5686 ggc_alloc_zone_stat.
5687 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5688 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5689 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5690 (make_node_stat): Likewise. Use tree_id_zone.
5692 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5693 Joseph S. Myers <joseph@codesourcery.com>
5695 * configure.ac: Check for MIPS TLS.
5696 * configure: Regenerated.
5697 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5698 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5699 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5700 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5701 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5702 (mips_classify_symbol, mips_symbolic_constant_p)
5703 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5704 (mips_tls_operand_p, mips_call_tls_get_addr)
5705 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5706 (mips_tls_symbol_ref_1): New functions.
5707 (mips_legitimize_address, mips_legitimize_const_move): Call
5708 mips_legitimize_tls_address.
5709 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5710 for MIPS16.
5711 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5712 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5713 (mips_char_to_class): Document V1_REG.
5714 (HAVE_AS_TLS): Provide default.
5715 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5716 constants.
5717 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5718 !TARGET_ABICALLS.
5719 (tls_get_tp_<mode>): New instruction.
5721 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5723 * configure.ac: Update checks for target tools.
5724 * configure: Regenerated.
5726 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5728 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5730 2005-03-13 Roger Sayle <roger@eyesopen.com>
5732 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5733 more classes of DImode multiplication by constant. Allow both
5734 multiplication by small negative constants (by performing a
5735 multiplication by a positive constant and negating the result) and
5736 multiplications by large powers of two, by using a left shift.
5738 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5740 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5741 of basic blocks into work_stack.
5743 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5744 config/mips/vr.h: Update copyright.
5746 * c-decl.c (c_init_decl_processing): Remove useless calls to
5747 build_function_type.
5749 * builtins.c (fold_trunc_transparent_mathfn,
5750 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5751 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5752 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5753 fold_builtin_strcpy, fold_builtin_strncpy,
5754 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5755 TREE_TYPE (exp).
5757 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5758 before_call.
5760 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5761 variable determinant.
5763 * tree-cfg.c (group_case_labels): Remove local variable type.
5765 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5766 variable ann.
5768 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5769 result.
5771 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5773 PR target/18251
5774 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5775 (*movmemqi_insn): Delete.
5776 (*movmemhi): Delete.
5778 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5780 * builtins.c (fold_builtin_classify): Take decomposed
5781 arguments of CALL_EXPR.
5782 (fold_builtin_1): Update a call to fold_builtin_classify.
5784 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5786 PR c/20402
5787 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5788 through into call to parser_xref_tag after parse error.
5789 (c_parser_struct_declaration): Consistently return NULL_TREE on
5790 error.
5792 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5794 * tree-flow-inline.h (ref_contains_array_ref): New function.
5795 (lookup_subvars_for_var): Ditto.
5796 (get_subvars_for_var): Ditto.
5797 (var_can_have_subvars): Ditto.
5799 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5800 (struct subvar): New type.
5802 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5804 * tree-optimize.c (init_tree_optimization_passes): Call
5805 pass_create_structure_vars.
5807 * tree-ssa-alias.c: Include vec.h.
5808 (init_alias_info): Don't auto-clear call clobbered on struct-field
5809 tags.
5810 (compute_flow_insensitive_aliasing): Handle subvars.
5811 (group_aliases): Handle STRUCT_FIELD aliases.
5812 (setup_pointers_and_addressables): Ditto.
5813 Don't mark variables non-addressable if they still have
5814 addressable subvars.
5815 Also mark subvars addressable when the real variable is marked
5816 addressable.
5817 (add_pointed_to_var): Try to prune the pointed-to set by only
5818 pointing to subvars when possible.
5819 Otherwise, make sure we set addresses_needed and pt_vars to
5820 properly include subvars.
5821 (bitpos_of_field): New function.
5822 (push_fields_onto_fieldstack): Ditto.
5823 (get_or_create_used_part_for): Ditto.
5824 (create_overlap_variables_for): Ditto.
5825 (find_used_portions): Ditto.
5826 (create_structure_vars): Ditto.
5827 (pass_create_structure_vars): New structure.
5829 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5830 (get_expr_operands): Handle subvars. Also try to turn
5831 COMPONENT_REF accesses into must-defs now that we can accurately
5832 portray it.
5833 (note_addressable): Try to only mark as addressable those subvars
5834 we know a COMPONENT_REF touches.
5835 (overlap_subvar): New function.
5837 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5838 Handle subvar storing.
5839 (vect_address_analysis): Update caller of vect_object_analysis.
5841 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5843 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5844 (STMT_VINFO_SUBVARS): New macro.
5846 * common.opts: add flag_tree_salias.
5848 * opts.c (decode_options): flag_tree_salias defaults to on.
5850 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5852 * doc/tree-ssa.texi: Document structural alias analysis.
5854 2005-03-12 Steven Bosscher <stevenb@suse.de>
5856 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5857 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5858 * tree-ssa-operands.c (get_expr_operands): Likewise.
5859 (get_expr_operands): Likewise for ERROR_MARK.
5861 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5863 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5864 var.
5866 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5867 removed_phis.
5869 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5870 (mark_operand_necessary): Remove local variable ver.
5872 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5873 variable prefix_len.
5875 * value-prof.c (mod_subtract_transform): Remove local variable
5876 value.
5878 * builtins.c (fold_builtin_exponent): Take decomposed
5879 arguments of CALL_EXPR.
5880 (fold_builtin_1): Update a call to fold_builtin_exponent.
5882 * builtins.c (fold_builtin_logarithm): Take decomposed
5883 arguments of CALL_EXPR.
5884 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5886 * c-decl.c (c_init_decl_processing): Remove local variables
5887 ptr_ftype_void and ptr_ftype_ptr.
5889 * gimplify.c (gimplify_expr): Remove local variables r0 and
5890 r1.
5892 * reg-stack.c (move_for_stack_reg): Remove local variable
5893 push_insn.
5894 (compare_for_stack_reg): Remove local variable flags_user.
5895 (convert_regs_1): Remove local variable deleted.
5897 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5898 variable new_cond.
5899 (combine_blocks): Remove local variables exits and new_e.
5901 * tree-inline.c (expand_call_inline): Remove local variable
5902 decl.
5904 * tree-ssa-live.c (create_ssa_var_map,
5905 calculate_live_on_entry): Remove local variable snn.
5907 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5909 * c-lex.c (c_lex_with_flags): Add parameter to call to
5910 cpp_spell_token.
5912 2005-03-11 Per Bothner <per@bothner.com>
5914 * c-tree.h (struct c_declarator): New id_loc field.
5915 * c-pragma.h (c_lex_with_flags): Take position reference.
5916 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5917 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5918 (c_lex): Pass dummy location to c_lex_with_flags.
5919 * c-parser.c (c_lex_one_token): Set c_token's location using
5920 c_lex_with_flags, instead of input_location, which might be "ahead".
5921 (c_parser_direct_declarator): Set declarator's id_loc from
5922 c_token's id_loc.
5923 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5924 declarator's id_loc, rather than probably-imprecise input_location.
5925 (build_id_declarator): Initialize c_declarator's id_loc field.
5927 2005-03-11 Roger Sayle <roger@eyesopen.com>
5929 PR middle-end/20419
5930 * builtins.c (expand_builtin_signbit): Force the signbit's word
5931 into an integer register to avoid SUBREGs of floating point modes.
5933 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5935 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5936 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5937 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5938 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5940 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5942 PR rtl-optimization/20306
5943 * expr.c (emit_move_complex): Set try_int false if mode is
5944 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5945 emit_block_move if try_int is true.
5947 2005-03-11 Richard Henderson <rth@redhat.com>
5949 PR target/20415
5950 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5951 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5952 to match.
5954 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5956 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5957 (TARGET_FIX_VR4130): New macro.
5958 (TARGET_OPTIONS): Add -mfix-vr4130.
5959 (ISA_HAS_MACCHI): New macro.
5960 (ASM_SPEC): Add -mfix-vr4130.
5961 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5962 (override_options): Handle mips_fix_vr4130_string.
5963 (mips_avoid_hazards): Clear all_noreorder_p
5964 if we're working around VR4130 errata and the macc alternatives
5965 are not available.
5966 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5967 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5968 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5969 (MULTILIB_DEFAULTS): Remove leading "march=".
5970 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5971 if no architecture option is given.
5972 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5973 VR4130 multilibs.
5974 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5975 * doc/invoke.texi: Document -mfix-vr4130.
5977 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5979 * config/mips/mips.c (override_options): Only warn about -mint64
5980 deprecation if TARGET_INT64.
5982 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5984 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5985 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5986 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5987 are non-specific regarding the nonnull parameter positions.
5988 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5989 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5990 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5991 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5993 * builtins.def: Use the non-specific "nonnull" attibute lists.
5995 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5997 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5998 single_pred_edge, single_succ, single_pred): Improve comments.
6000 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6002 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6003 single_pred_edge, single_succ, single_pred): New inline functions.
6004 * bb-reorder.c (rotate_loop, find_traces_1_round,
6005 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
6006 duplicate_computed_gotos): Use the single_succ/pred functions.
6007 * cfganal.c (forwarder_block_p): Ditto.
6008 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
6009 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6010 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
6011 merge_seq_blocks): Ditto.
6012 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
6013 * cfglayout.c (fixup_reorder_chain): Ditto.
6014 * cfgloop.c (mark_single_exit_loops, update_latch_info,
6015 canonicalize_loop_headers, verify_loop_structure): Ditto.
6016 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
6017 mfb_update_loops, create_preheader, force_single_succ_latches,
6018 create_loop_notes): Ditto.
6019 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
6020 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
6021 commit_one_edge_insertion, purge_dead_edges,
6022 cfg_layout_can_merge_blocks_p): Ditto.
6023 * except.c (sjlj_emit_function_enter): Ditto.
6024 * flow.c (init_propagate_block_info): Ditto.
6025 * function.c (thread_prologue_and_epilogue_insns): Ditto.
6026 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
6027 insert_insn_end_bb): Ditto.
6028 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
6029 find_if_case_2): Ditto.
6030 * lambda-code.c (perfect_nestify): Ditto.
6031 * lcm.c (optimize_mode_switching): Ditto.
6032 * loop-doloop.c (doloop_modify): Ditto.
6033 * loop-init.c (loop_optimizer_init): Ditto.
6034 * loop-iv.c (simplify_using_initial_values): Ditto.
6035 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6036 * loop-unswitch.c (unswitch_loop): Ditto.
6037 * modulo-sched.c (generate_prolog_epilog): Ditto.
6038 * predict.c (combine_predictions_for_insn, estimate_probability,
6039 tree_estimate_probability, last_basic_block_p,
6040 estimate_bb_frequencies): Ditto.
6041 * profile.c (branch_prob): Ditto.
6042 * regrename.c (copyprop_hardreg_forward): Ditto.
6043 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
6044 * tracer.c (layout_superblocks): Ditto.
6045 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
6046 cfg_remove_useless_stmts_bb, cleanup_control_flow,
6047 cleanup_control_expr_graph, disband_implicit_edges,
6048 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
6049 tree_verify_flow_info, tree_make_forwarder_block,
6050 tree_forwarder_block_p, remove_forwarder_block,
6051 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
6052 * tree-if-conv.c (tree_if_conversion): Ditto.
6053 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6054 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
6055 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
6056 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6057 copy_loop_headers): Ditto.
6058 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
6059 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
6060 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
6061 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
6062 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
6063 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
6064 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
6065 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
6066 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
6067 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
6068 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
6069 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
6070 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6071 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
6072 slpeel_add_loop_guard): Ditto.
6074 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
6076 PR tree-optimization/15784
6077 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6078 and -1 - A to ~A.
6080 * stmt.c (expand_case): Don't change index_type. Convert minval
6081 to the proper type.
6083 PR tree-optimization/20130
6084 * fold-const.c (fold): Fold x * -1 into -x.
6086 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
6088 PR rtl-optimization/20331
6089 * rtlanal.c (modified_between_p): Check its address first for MEM.
6090 (modified_in_p): Likewise.
6092 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
6094 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
6096 2005-03-10 Steven Bosscher <stevenb@suse.de>
6098 * expr.c (expand_expr_real_1): If possible, use a conditional
6099 move for expanding MIN_EXPR and MAX_EXPR.
6100 Use temp for moving around rtx-en.
6102 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
6104 PR rtl-opt/20412
6105 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
6106 correct mode.
6108 2005-03-10 Roger Sayle <roger@eyesopen.com>
6110 * builtins.c (expand_builtin_signbit): Extend to handle floating
6111 point modes wider than the largest integer type, using the
6112 operand_subword_force function to obtain the signbit's word.
6114 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6116 PR target/20322
6117 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6118 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6120 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6122 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6124 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6126 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6127 type void.
6128 (perform_edge_inserts): Unconditionally call
6129 free_dominator_info.
6131 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6133 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6135 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6137 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6139 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6141 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6142 gcc_unreachable.
6143 (rtl_register_value_prof_hooks,
6144 tree_value_profile_transformations,
6145 tree_register_value_prof_hooks): Likewise.
6146 * var-tracking.c (stack_adjust_offset_pre_post,
6147 variable_htab_free, variable_union, dataflow_set_different_2,
6148 count_uses, variable_was_changed, set_frame_base_location,
6149 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6150 vt_add_function_parameters): Likewise.
6151 * varasm.c (named_section_real, named_section, make_decl_rtl,
6152 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6153 const_hash_1, compare_constant, copy_constant, force_const_mem,
6154 output_constant_pool_2, output_constant_pool_1, output_constant,
6155 output_constructor, make_decl_one_only, decl_tls_model,
6156 default_no_named_section, default_elf_select_section_1,
6157 default_unique_section_1): Likewise.
6158 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6159 * vmsdbgout.c (addr_const_to_string): Likewise.
6161 PR c++/20375
6162 * function.c (struct assign_parm_data_one): Remove last_named
6163 field.
6164 (assign_parm_find_data_types): Don't determine last_named.
6165 Reorder named_parm determination.
6166 (assign_parms): Only setup varargs on the last non-varadic
6167 parameter.
6169 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6171 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6172 sda base address on medium model.
6174 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6176 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6177 * cfgloop.c (flow_loop_nodes_find): Export.
6178 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6179 Declare.
6180 * cfgloopmanip.c (fix_loop_structure): New function.
6181 * predict.c (predict_loops): Clean up the loops information.
6182 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6183 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6184 loop structure.
6185 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6186 (rewrite_into_loop_closed_ssa): Declaration changed.
6187 * tree-loop-linear.c (linear_transform_loops): Add argument to
6188 rewrite_into_loop_closed_ssa call.
6189 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6190 * tree-ssa-loop-im.c (move_computations): Ditto.
6191 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6192 * tree-vectorizer.c (vectorize_loops): Ditto.
6193 * tree-optimize.c: Include cfgloop.h.
6194 (execute_todo): Choose whether to call cleanup_tree_cfg or
6195 cleanup_tree_cfg_loop.
6196 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6197 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6198 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6199 cleanup_tree_cfg_loop call.
6200 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6201 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6202 work on part of cfg.
6204 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6206 PR inline-asm/20314
6207 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6208 with multiple alternatives.
6210 * stmt.c (parse_output_constraint): Fix a typo.
6212 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6214 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6215 assembly directive instead of deprecated "no-generics".
6217 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6219 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6220 for non-offsettable memory references to cope with outstanding reload
6221 replacements.
6222 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6223 avoid losing outstanding address reloads.
6224 ("reload_outdi", "reload_outdf"): Likewise.
6226 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6228 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6229 code. Add more cbrt transformations.
6231 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6233 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6235 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6237 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6238 NULL_TREE when a given tree is not simplified.
6239 (fold): Return the original tree when any of the functions
6240 mentioned above NULL_TREE.
6242 * fold-const.c (fold_unary, fold_binary): Take decomposed
6243 arguments, code, type, op0, and op1 in case of fold_binary.
6244 (fold): Update calls to fold_unary and fold_binary.
6246 2005-03-09 Roger Sayle <roger@eyesopen.com>
6248 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6249 a fndecl and an arglist instead of a CALL_EXPR, exp.
6251 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6253 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6255 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6257 * expr.c (expand_assignment): Remove orig_to_rtx.
6259 * fold-const.c (int_const_binop): Remove no_overflow.
6261 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6263 * loop-iv.c (get_biv_step_1): Remove lhs.
6265 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6267 * real.c (real_nan): Remove neg.
6269 * function.c (thread_prologue_and_epilogue_insns): Remove i
6270 and newinsn.
6272 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6273 tb.
6275 * tree-eh.c (tree_could_trap_p): Remove idx.
6277 * tree-into-ssa.c (ann): Remove ann.
6279 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6281 * tree-sra.c (decide_block_copy): Remove inst_count.
6283 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6285 * tree-ssa-loop-im.c (lhs): Remove.
6287 * cfgbuild.c (state, STATE, SET_STATE,
6288 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6289 make_edges.
6290 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6291 (find_basic_blocks): Set the state of each basic block to
6292 BLOCK_NEW.
6294 2005-03-08 Jeff Law <law@redhat.com>
6296 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6297 goto results in the removal of edges in the CFG, then we need
6298 to recompute dominators.
6300 2005-03-09 Ben Elliston <bje@au.ibm.com>
6302 * c-common.c (c_do_switch_warnings): Comment fix.
6304 2005-03-08 Julian Brown <julian@codesourcery.com>
6306 * Patch from 2005-03-08 reverted for causing regressions and
6307 ppc-darwin bootstrap failure.
6309 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6311 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6312 Define the real function for ppc-darwin.
6313 * c-typeck.c (convert_arguments): Check for target-specific
6314 invalid argument call to unprototyped function.
6315 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6316 New Macro.
6317 * target.h (invalid_arg_for_unprototyped_fn): New field
6318 in struct calls.
6319 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6320 default target hook.
6321 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6322 Declare.
6324 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6326 * c-typeck.c (constructor_stack, constructor_range_stack,
6327 initializer_stack): Make them static.
6329 * cfg.c (rbi_pool): Make it static.
6331 * gimple-low.c (lower_stmt_body): Make it static.
6332 * tree-flow.h: Remove the corresponding prototype. Don't
6333 declare lower_data.
6335 * sched-deps.c (cache_size): Make it static.
6337 * stor-layout.c (lang_adjust_rli): Make it static.
6339 2005-03-08 Julian Brown <julian@codesourcery.com>
6341 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6342 from being used for symbols with vague linkage when
6343 HAVE_GAS_COMDAT_GROUP is true.
6345 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6347 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6348 nlabel == JUMP_LABEL (jump).
6350 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6352 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6353 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6354 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6355 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6357 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6359 PR c/14411
6360 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6361 * c-common.c (handle_returns_twice): New function.
6362 (c_common_attribute_table): Declare eturns_twice' attribute.
6363 * doc/extend.texi: Document eturns_twice' attribute.
6364 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6365 (struct tree_decl): Add returns_twice_flag.
6367 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6369 * tree-ssa-phiopt.c: Fix a comment typo.
6371 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6372 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6373 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6374 copyright.
6376 2005-03-08 Richard Henderson <rth@redhat.com>
6378 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6379 builtin codes with ctzdi2, clzdi2, popcountdi2.
6380 (struct alpha_builtin_def): Add is_const.
6381 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6382 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6383 (alpha_init_builtins): Init them. Set nothrow and const attributes
6384 on builtins.
6385 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6386 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6387 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6388 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6389 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6390 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6391 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6392 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6393 (TARGET_FOLD_BUILTIN): New.
6394 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6395 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6396 (ffsdi2): Use ctz.
6397 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6399 2005-03-08 Ira Rosen <irar@il.ibm.com>
6401 PR tree-optimization/20122
6402 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6403 condition of access function instead of base.
6405 2005-03-07 Jeff Law <law@redhat.com>
6406 Steven Bosscher <stevenb@suse.de>
6408 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6409 (find_taken_edge): Call find_taken_edge_computed_goto as
6410 appropriate. Allow any gimple invariant rather than just
6411 INTEGER_CST for VAL.
6412 (cleanup_control_flow): Cleanup a computed goto which has turned
6413 into a simple goto.
6414 (tree_merge_blocks): If block B has any forced labels, move
6415 them to the start of block A.
6416 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6417 computed gotos as well.
6418 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6419 removal of unnecessary computed gotos too.
6420 (lookup_redirection_data): Fix type of INSERT argument. Callers
6421 updated.
6423 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6425 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6426 Remove trailing spaces.
6428 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6429 unshare_all_trees): Make them static.
6430 * tree-gimple.h: Remove the corresponding prototypes.
6432 * diagnostic.h: Remove unused prototype
6433 debug_output_buffer.
6434 * modulo-sched.c: Remove unused prototype
6435 set_row_column_for_ps.
6437 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6438 replace_phi_edge_with_variable): Remove unused variable i.
6440 2005-03-07 Per Bothner <per@bothner.com>
6442 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6444 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6446 PR tree-opt/17671
6447 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6448 bbs on the COND_EXPR instead of the PHI_NODEs.
6449 (candidate_bb_for_phi_optimization): Remove.
6450 (replace_phi_with_stmt): Rename to ...
6451 (replace_phi_edge_with_variable): this and change so that we
6452 replace the phi argument instead of removing the PHI.
6453 (conditional_replacement): Change so we deal with PHI with more
6454 than two arguments.
6455 (value_replacement): Likewise.
6456 (abs_replacement): Likewise.
6458 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6460 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6461 output_e500_flip_gt_bit.
6463 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6464 as bit 31.
6465 (rs6000_generate_compare): Fix logic to look at the correct bits.
6466 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6467 Look at GT bit.
6468 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6469 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6470 gen_move_from_CR_gt_bit.
6472 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6473 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6474 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6476 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6477 (E500_CR_IOR_COMPARE): New constant.
6479 2005-03-08 Earl Chew <earl_chew@agilent.com>
6480 David Billinghurst <David.Billinghurst@riotinto.com>
6482 * config/i386/host-cygwin.c: New file to support precompiled
6483 headers on cygwin
6484 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6485 * config.host: Use above files for cygwin host.
6487 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6489 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6490 ordering ops from earlier change.
6492 2005-03-07 Per Bothner <per@bothner.com>
6494 Various fixes to allow us to again build if --enable-mapped-location:
6495 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6496 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6497 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6498 local variable loc. Change logic appropriately.
6499 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6500 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6501 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6502 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6503 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6505 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6507 PR rtl-optimization/19683
6508 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6509 number of bytes, to smallest_int_for_mode. Fix arguments to
6510 REG_CANNOT_CHANGE_MODE_P.
6512 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6514 * reorg.c (relax_delay_slots): Check that the jump is
6515 conditional before trying to invert it.
6517 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6519 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6520 Make them static.
6522 * calls (stack_arg_under_construction): Make it static.
6524 * flow.c (regs_live_at_setjmp): Make it static.
6525 * flow.h: Remove the corresponding prototype.
6527 * reload1.c (reload_startobj, reload_firstobj,
6528 something_needs_operands_changed, reload_inherited,
6529 reload_inheritance_insn, reload_override_in,
6530 reload_spill_index): Make them static.
6532 * recog.c (verify_changes): Make it static.
6533 * recog.h: Remove the corresponding prototype.
6535 * cfgbuild.c (find_sub_basic_blocks): Remove.
6536 * basic-block.h: Remove the corresponding prototype.
6537 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6538 in comments.
6539 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6541 * tree-ssa-operands.c (check_build_stmt): Remove.
6543 * stor-layout.c (set_alignment): Remove.
6544 * tree.h: Remove the corresponding prototype.
6546 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6548 * tree-ssa-dce.c (control_dependence_map,
6549 visited_control_parents): Make them static.
6551 * cfghooks.c (verify_flow_info): Remove local variable
6552 num_bb_notes.
6554 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6555 last_bb_seen.
6557 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6559 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6561 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6563 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6565 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6566 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6567 PARALLEL for an empty structure.
6569 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6571 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6573 * fold-const.c (fold_binary): Unroll the very first "for"
6574 loop.
6576 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6578 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6579 redundant match_code test.
6580 (scc_comparison_operator): Swap match_operand and match_code
6581 tests.
6582 (branch_positive_comparison_operator): Same.
6583 (trap_comparison_operator): Use comparison_operator and swap with
6584 match_code test.
6586 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6588 PR target/20288
6589 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6590 (out_movhi_r_mr): Read low byte of volatile MEM first.
6591 (out_movhi_mr_r): Write high byte of volatile MEM first.
6593 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6595 * cselib.c (reg_values, reg_values_size): Make them static.
6597 * cse.c (cse_reg_info_table): Make it static.
6599 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6601 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6603 * cse.c (find_best_addr): Use canon_for_address.
6605 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6607 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6608 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6609 SUBREG and MEM, respectively.
6611 * fold-const.c (fold_binary): Use code instead of t.
6613 * fold-const.c (optimize_minmax_comparison): Take decomposed
6614 arguments code, type, op0, and op1 instead of t.
6615 (fold_binary): Update a call to optimize_minmax_comparison.
6617 * fold-const.c (fold_range_test): Take decomposed arguments
6618 code, type, op0, and op1 instead of t.
6619 (fold_binary): Update a call to fold_range_test.
6621 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6622 decomposed arguments code, type, op0, and op1 instead of t.
6623 (fold_binary): Update a call to fold_range_test.
6625 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6627 * fold-const.c (fold_binary): Avoid directly using the original
6628 expression t as much as possible.
6630 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6632 * c-semantics.c (build_stmt): Use TYPE_P instead of
6633 IS_NON_TYPE_CODE_CLASS.
6634 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6635 (NON_TYPE_CHECK): Use TYPE_P instead of
6636 IS_NON_TYPE_CODE_CLASS.
6638 * fold-const.c (fold): Remove handling of binary expressions.
6640 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6642 * doc/c-tree.texi: Wrap comments in @r{}.
6643 * doc/cpp.texi: Likewise.
6644 * doc/cppinternals.texi: Likewise.
6645 * doc/extend.texi: Likewise.
6646 * doc/md.texi: Likewise.
6647 * doc/objc.texi: Likewise.
6648 * doc/sourcebuild.texi: Likewise.
6649 * doc/tm.texi: Likewise.
6650 * doc/tree-ssa.texi
6652 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6654 * predict.c (apply_return_prediction): Standardize PHI chain
6655 walking.
6656 * tree-ssa.c (ssa_redirect_edge): Likewise.
6658 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6659 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6660 Update copyright.
6662 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6663 * tree-flow.h: Adjust the prototype for remove_phi_node.
6664 * lambda-code.c (perfect_nestify): Adjust a call to
6665 remove_phi_node.
6666 * tree-cfg.c
6667 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6668 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6669 Likewise.
6670 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6671 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6672 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6673 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6675 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6676 of GEN_INT (trunc_int_for_mode (...)).
6677 * loop-iv.c (iv_number_of_iterations): Likewise.
6678 * postreload.c (reload_cse_move2add): Likewise.
6679 * simplify-rtx.c (simplify_const_unary_operation,
6680 simplify_const_binary_operation): Likewise.
6681 * stor-layout.c (get_mode_bounds): Likewise.
6683 * fold-const.c (fold_binary): New.
6684 (fold): Call fold_binary on binary expressions.
6686 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6688 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6689 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6690 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6691 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6692 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6694 2005-03-04 Devang Patel <dpatel@apple.com>
6696 PR tree-optimization/18815
6697 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6698 loops with zero exit edges.
6700 2005-03-04 Devang Patel <dpatel@apple.com>
6702 * doc/invoke.texi: Remove reference to webpage that does not exist.
6704 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6705 Joseph S. Myers <joseph@codesourcery.com>
6707 PR c++/19797
6708 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6709 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6710 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6711 * pa.c (get_plabel): Change argument to symbol_ref. Call
6712 maybe_get_identifier instead of get_identifier.
6713 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6714 (struct deferred_plabel): Replace name field with symbol field.
6715 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6716 ASM_OUTPUT_EXTERNAL_REAL is defined.
6717 (output_global_address): Use output_addr_const for output of all
6718 symbol_refs.
6719 (output_deferred_plabels): Use symbol_ref instead of name for address
6720 output.
6721 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6722 ASM_OUTPUT_SYMBOL_REF): New macros.
6723 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6724 comment.
6725 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6726 label.
6728 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6730 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6731 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6733 2005-03-04 Jeff Law <law@redhat.com>
6735 * basic-block.h (rediscover_loops_after_threading): Declare.
6736 * tree-ssa-dom.c: Include cfgloop.h.
6737 (tree_ssa_dominator_optimize): Discover loops and some basic
6738 properties. Remove forwarder blocks recreated by loop header
6739 canonicalization. Also mark backedges in the CFG.
6740 * tree-ssa-threadupdate.c: Include cfgloop.h
6741 (rediscover_loops_after_threading): Define.
6742 (struct local_info): New field, JUMP_THREADED.
6743 (prune_undesirable_thread_requests): New function.
6744 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6745 then record that fact for the callers of redirct_edges.
6746 (thread_block): If BB has incoming backedges, then call
6747 prune_undesirable_thraed_requests. Note when we are
6748 going to have to rediscover loop information. Return a
6749 boolean indicating if any jumps were threaded.
6750 (thread_through_all_blocks): Bubble up boolean indicating
6751 if any jumps were threaded.
6752 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6753 (tree-ssa-threadupdate.o): Similarly.
6755 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6757 * fold-const.c (fold_ternary): Unroll the "for" loop to
6758 extract operands.
6760 2005-03-04 Andrew Haley <aph@redhat.com>
6762 * unwind-dw2-fde-glibc.c (struct
6763 unw_eh_callback_data.check_cache): New field.
6764 (frame_hdr_cache): New.
6765 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6766 Cache frame header info.
6768 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6770 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6771 (print_c_condition): Declare.
6772 * read-rtl.c (ptr_loc): New structure.
6773 (ptr_locs, ptr_loc_obstack, joined_conditions)
6774 (joined_conditions_obstack): New variables.
6775 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6776 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6777 (join_c_conditions, print_c_condition): New functions.
6778 (apply_macro_to_string): Associate the new string with the same
6779 source location as the old one.
6780 (add_condition_to_string): Use join_c_conditions.
6781 (read_string): Use set_rtx_ptr_loc to record a filename and line
6782 number for the string.
6783 (read_rtx): Initialize the new variables above.
6784 * genattrtab.c (write_test_expr, write_attr_value): Use
6785 print_c_condition.
6786 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6787 comment above the GCC_VERSION check.
6788 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6789 Inline the definition of MAYBE_EVAL.
6790 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6791 * genoutput.c (process_template): Likewise.
6792 * genpreds.c (write_predicate_subfunction): Likewise.
6793 (write_predicate_expr): Use print_c_condition.
6794 * genrecog.c (write_cond): Likewise.
6795 * gensupport.c (process_rtx): Use join_c_conditions to join the
6796 conditions of a define_insn_and_split. Record a source location
6797 for the string after the "&&".
6798 (alter_test_for_insn): Use join_c_conditions.
6800 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6802 Revert for now:
6803 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6804 PR tree-optimization/15784
6805 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6806 and -1 - A to ~A.
6808 2005-03-04 Ben Elliston <bje@au.ibm.com>
6810 * gcc.c (option_map): Add --coverage.
6811 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6812 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6813 * config/darwin.h: Pass -lgcov for `coverage'.
6814 * doc/invoke.texi (Debugging Options): Document --coverage.
6816 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6818 * gcse.c (bypass_block): Use find_edge wherever possible.
6820 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6822 Fix PR debug/20253
6824 * c-opts.c (c_common_parse_file): Call start_source_file
6825 and end_source_file at the approriate times.
6827 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6828 the main file, it will be done for us now.
6830 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6832 * fold-const.c (fold_ternary): New.
6833 (fold): Call fold_ternary on ternary expressions. Remove
6834 handling of ternary expressions.
6836 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6838 PR tree-optimization/15784
6839 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6840 and -1 - A to ~A.
6842 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6844 * config/rs6000/predicates.md (branch_comparison_operator):
6845 Convert from C block to conditional format.
6847 2005-03-03 Jan Hubicka <jh@suse.cz>
6849 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6850 and non-constant public variables.
6852 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6854 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6855 with LABEL_EXPR.
6857 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6858 EDGE_I.
6860 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6861 calls to release_ssa_name and release_phi_node.
6863 * fold-const.c (fold): Remove handling of unary expressions.
6865 * fold-const.c (fold_unary): Avoid directly using the original
6866 expression t as much as possible.
6868 2005-03-03 Roger Sayle <roger@eyesopen.com>
6869 Andrew Pinski <pinskia@physics.uc.edu>
6871 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6872 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6874 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6876 Describe special registers SRP and MOF as allocatable registers.
6877 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6878 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6879 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6880 TARGET_HAS_MUL_INSNS.
6881 (cris_print_operand) <case 'd'>: New case.
6882 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6883 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6884 define.
6885 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6886 (REG_ALLOC_ORDER): Update for MOF.
6887 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6888 SPECIAL_REGS.
6889 (GENERAL_REGS): No longer a define of ALL_REGS.
6890 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6891 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6892 Adjust accordingly.
6893 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6894 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6895 (SECONDARY_RELOAD_CLASS): Define.
6896 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6897 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6898 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6899 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6900 (REGISTER_MOVE_COST): Define.
6901 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6902 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6903 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6904 (CRIS_MOF_REGNUM): New define_constants.
6905 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6906 special registers.
6907 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6908 New patterns.
6909 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6910 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6911 Adjust for MOF being properly described as a register.
6912 (indir_to_reg_split): Name this split. Conditionalize on the
6913 destination register being a general register.
6914 (movei): Conditionalize on on operands 0 and 1 having the same
6915 register class.
6917 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6919 PR target/20277
6920 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6921 -mcpu to override any other explicitly given flags.
6923 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6925 * recog.c (verify_changes, confirm_change_group): New functions,
6926 broken out of apply_change_group.
6927 (apply_change_group): Use them.
6928 * recog.h (verify_change, confirm_change_group): Declare.
6929 * rtl.h (redirect_jump_2): Declare.
6930 * jump.c (redirect_exp, invert_exp): Delete.
6931 (invert_exp_1): Take second parameter. Return value. Changed caller.
6932 (redirect_jump_2): New function, broken out of redirect_jump.
6933 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6934 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6935 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6937 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6939 * varasm.c (named_section): Use xstrdup rather than doing it by
6940 hand.
6942 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6944 2005-03-02 Devang Patel <dpatel@apple.com>
6946 Undo PR tree-optimization/18815 fix.
6948 2005-03-02 Devang Patel <dpatel@apple.com>
6950 PR tree-optimization/18815
6951 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6952 loops with zero exit edges.
6954 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6956 * cfg.c (connect_src, connect_dest, disconnect_src,
6957 disconnct_dest): New.
6958 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6959 redirect_edge_pred): Use the new functions.
6961 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6962 free_dominance_info only when needed.
6964 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6966 PR target/20276
6967 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6968 (reg_or_sub_cint64_operand): Same.
6970 2005-03-02 Jeff Law <law@redhat.com>
6972 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6973 CFG_ALTERED in the main DOM iteration loop.
6975 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6977 PR c++/19916
6978 * varasm.c (initializer_constant_valid_p): Allow conversions
6979 between OFFSET_TYPEs. Tidy.
6981 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6983 * config/cris/cris.md ("return"): Remove epilogue delay list
6984 sanity check.
6986 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6988 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6989 for Thumb.
6990 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6992 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6994 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6995 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6996 config/m68k/m68k.c, config/mips/mips.h,
6997 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6998 doc/include/gcc-common.texi: Update copyright.
7000 PR middle-end/18029 and PR middle-end/18030
7001 * expr.c (optimize_bitfield_assignment_op): Add a special case
7002 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
7004 * fold-const.c (fold_unary): New.
7005 (fold): Call fold_unary on unary expressions.
7007 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
7009 * cgraph.h (struct cgraph_edge): Add prev_caller and
7010 prev_callee fields.
7011 (cgraph_node_remove_callees): Export.
7012 * cgraph.c (cgraph_create_edge): Initialize prev_caller
7013 and prev_callee.
7014 (cgraph_edge_remove_callee): New function.
7015 (cgraph_edge_remove_caller): Likewise.
7016 (cgraph_remove_edge): Use.
7017 (cgraph_redirect_edge_callee): Likewise.
7018 (cgraph_node_remove_callees): New function.
7019 (cgraph_node_remove_callers): Likewise.
7020 (cgraph_remove_node): Use.
7021 * tree-optimize.c (tree_rest_of_compilation): Use
7022 cgraph_node_remove_callees instead of manual loop.
7023 * cgraphunit.c (cgraph_finalize_function): Likewise.
7024 (cgraph_expand_function): Likewise.
7025 (cgraph_remove_unreachable_nodes): Likewise.
7027 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
7029 PR c/8927
7030 * c-tree.h (undeclared_variable, build_external_ref): Add extra
7031 argument.
7032 * c-decl.c (undeclared_variable): Take location as argument.
7033 * c-typeck.c (build_external_ref): Likewise.
7034 * c-parser.c (c_parser_postfix_expression): Pass location of
7035 identifier to build_external_ref.
7037 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7039 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
7040 CCEQ mode for branch_positive_comparison_operator test.
7041 * config/rs6000/predicates (branch_comparison_operator): Revert to
7042 define_predicate.
7043 (scc_comparison_operator): Same.
7044 (branch_positive_comparison_operator): Same.
7046 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
7048 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
7049 (cris_delay_slots_for_epilogue): Remove.
7050 (save_last): Move into cris_target_asm_function_epilogue.
7051 (cris_target_asm_function_epilogue): Remove tests for file being
7052 NULL.
7053 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
7054 (cris_delay_slots_for_epilogue): Remove prototypes.
7055 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
7056 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
7058 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7060 * config/rs6000/predicates.md (branch_comparison_operator): Change
7061 to define_special_predicate.
7062 (scc_comparison_operator): Same.
7063 (branch_positive_comparison_operator): Same.
7065 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
7067 * Makefile.in (tree-ssa-sink.o): New.
7068 (OBJS-common): Add tree-ssa-sink.o.
7069 * common.opt: Add -ftree-sink
7070 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
7071 * timevar.def (TV_TREE_SINK): new timevar.
7072 * tree-flow.h (is_hidden_global_store): Prototype.
7073 * tree-optimize.c (init_tree_optimization_passes): Add
7074 pass_sink_code.
7075 * tree-pass.h (pass_sink_code): New.
7076 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
7077 for non-obvious global store store to is_hidden_global_store, and
7078 call that new function.
7079 * tree-ssa-sink.c: New file.
7080 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
7081 * doc/passes.texi: Document forward store motion.
7082 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
7083 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
7084 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
7085 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
7087 2005-03-01 Per Bothner <per@bothner.com>
7089 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
7090 and we have a non-zero column-number, add it to the message.
7091 Also factor out the diagnostic_kind_text.
7093 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7095 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
7096 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7097 flow_loop_scan): Removed.
7098 (flow_loop_dump): Do not dump removed fields.
7099 (flow_loop_free): Do not free removed fields.
7100 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
7101 (loop_exit_edge_p): New function.
7102 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
7103 num_pre_header_edges, entry_edges, num_entries, exit_edges,
7104 num_exits, exits_doms.
7105 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7106 LOOP_EDGES, LOOP_ALL): Removed.
7107 (flow_loop_scan): Declaration removed.
7108 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
7109 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
7110 flow_loops_find.
7111 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
7112 (if_convert): Call flow_loops_find and flow_loops_free
7113 when calling mark_loop_exit_edges.
7114 * cfgloopanal.c (mark_loop_exit_edges): Moved from
7115 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
7116 free_dominance_info calls.
7117 * loop-init.c (flow_loops_find): Ditto.
7118 * passes.c (rest_of_handle_branch_prob): Ditto.
7119 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7120 * loop-unroll.c (analyze_insns_in_loop): Do not use
7121 EDGE_LOOP_EXIT.
7122 * predict.c (predict_loops): Do not call flow_loop_scan.
7123 Use get_loop_exit_edges.
7124 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7125 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7126 Do not use EDGE_LOOP_EXIT.
7127 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7128 to bb_with_exit_edge_p.
7129 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7130 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7131 to bb_with_exit_edge_p.
7132 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7133 EDGE_LOOP_EXIT.
7134 * tree-loop-linear.c (linear_transform_loops): Do not call
7135 flow_loop_scan. Use loop->single_exit.
7136 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7137 (vect_analyze_loop_form): Do not call flow_loop_scan.
7138 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7139 loop->single_exit.
7140 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7141 loop->single_exit.
7142 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7143 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7144 slpeel_tree_duplicate_loop_to_edge_cfg,
7145 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7146 Use loop_preheader_edge and loop->single_exit. Do not call
7147 flow_loop_scan.
7149 2005-03-01 Nick Clifton <nickc@redhat.com>
7151 * config/arm/arm.c (thumb_find_work_register): Check all of the
7152 argument registers to see if they are free, and a couple of
7153 special cases where the last argument register but can be proved
7154 to be available during the function's prologue.
7155 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7156 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7157 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7158 register bit-mask.
7159 (thumb_compute_save_reg_mask): Likewise. Also use
7160 thumb_find_work_register() to ensure that there is agreement about
7161 which work register is going to be used in the prologue.
7162 (thumb_output_function_prologue): Use unsigned long as the type
7163 for the register bit-mask. Also delay pushing the link register if
7164 other high registers are going to be pushed.
7165 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7166 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7167 redundant prototypes.
7169 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7171 PR target/19819
7172 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7173 and after reload in REG+REG indexed addresses without REG_POINTER
7174 set in the base and not set in the index.
7176 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7178 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7179 Don't undefine here.
7180 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7181 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7182 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7183 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7184 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7185 Delete.
7186 * config.gcc (sh*-*-linux*): Use config/linux.h.
7188 2005-02-28 Dale Johannesen <dalej@apple.com>
7189 Stan Shebs <shebs@apple.com>
7191 Rewrite of 64-bit Darwin structure-by-value pass/return.
7192 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7193 intoffset, use_stack, named.
7194 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7195 (rs6000_darwin64_record_arg_advance_flush): New.
7196 (rs6000_darwin64_record_arg_advance_recurse): New.
7197 (rs6000_darwin64_record_arg_flush): New.
7198 (rs6000_darwin64_record_arg_recurse): New.
7199 (rs6000_darwin64_record_arg): New.
7200 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7201 (function_arg_boundary): Handle 128-bit aligned structs.
7202 (function_arg_advance): Rewrite darwin64 struct handling.
7203 (function_arg): Call rs6000_darwin64_record_arg.
7204 (function_arg_partial_nregs): Handle darwin64 structs.
7205 (rs6000_darwin64_function_value): Remove.
7206 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7208 2005-02-28 Roger Sayle <roger@eyesopen.com>
7210 PR tree-optimization/20216
7211 * tree-chrec.c (tree_fold_factorial): Delete.
7212 (tree_fold_binomial): Change argument list to take a return type
7213 and change the type of K to unsigned int. Rewrite to avoid explicit
7214 evaluation of factorials, and (recursively) calling fold to perform
7215 compile-time arithmetic. Return NULL on (internal) overflow.
7216 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7217 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7218 if any intermediate calculation overflows.
7219 (chrec_apply): Update call to chrec_evaluate.
7221 2005-02-28 James E Wilson <wilson@specifixinc.com>
7223 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7225 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7227 PR c/20245
7228 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7229 instead of NULL_TREE on error.
7231 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7233 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7234 (EASY_VECTOR_15_ADD_SELF): Remove.
7235 (num_insns_constant_wide): Not static.
7236 (validate_condition_mode): Not static.
7237 (toc_relative_expr_p): Not static.
7238 (legitimate_indirect_address_p): Not static.
7239 (macho_lo_sum_memory_operand): Not static.
7240 (invalid_e500_subreg): Not static.
7241 (easy_vector_same): Not static.
7242 (easy_vector_splat_const): Not static.
7243 (RS6000_SYMBOL_REF_TLS_P): Remove.
7244 (any_operand): Delete.
7245 (any_parallel_operand): Delete.
7246 (count_register_operand): Delete.
7247 (altivec_register_operand): Delete.
7248 (xer_operand): Delete.
7249 (s8bit_cint_operand): Delete.
7250 (short_cint_operand): Delete.
7251 (u_short_cint_operand): Delete.
7252 (non_short_cint_operand): Delete.
7253 (exact_log2_cint_operand): Delete.
7254 (gpc_reg_operand): Delete.
7255 (cc_reg_operand): Delete.
7256 (cc_reg_not_cr0_operand): Delete.
7257 (reg_or_short_operand): Delete.
7258 (reg_or_neg_short_operand): Delete.
7259 (reg_or_aligned_short_operand): Delete.
7260 (reg_or_u_short_operand): Delete.
7261 (reg_or_cint_operand): Delete.
7262 (reg_or_arith_cint_operand): Delete.
7263 (reg_or_add_cint64_operand): Delete.
7264 (reg_or_sub_cint64_operand): Delete.
7265 (reg_or_logical_cint_operand): Delete.
7266 (got_operand): Delete.
7267 (got_no_const_operand): Delete.
7268 (easy_fp_constant): Delete.
7269 (easy_vector_constant): Delete.
7270 (easy_vector_constant_add_self): Delete.
7271 (zero_constant): Delete.
7272 (zero_fp_constant): Delete.
7273 (volatile_mem_operand): Delete.
7274 (offsettable_mem_operand): Delete.
7275 (mem_or_easy_const_operand): Delete.
7276 (add_operand): Delete.
7277 (non_add_cint_operand): Delete.
7278 (logical_operand): Delete.
7279 (non_logical_cint_operand): Delete.
7280 (mask_operand): Delete.
7281 (mask_operand_wrap): Delete.
7282 (mask64_operand): Delete.
7283 (mask64_2_operand): Delete.
7284 (and64_operand): Delete.
7285 (and64_2_operand): Delete.
7286 (and_operand): Delete.
7287 (reg_or_mem_operand): Delete.
7288 (lwa_operand): Delete.
7289 (symbol_ref_operand): Delete.
7290 (call_operand): Delete.
7291 (current_file_function_operand): Delete.
7292 (input_operand): Delete.
7293 (rs6000_nonimmediate_operand): Delete.
7294 (rs6000_tls_symbol_ref): Delete.
7295 (save_world_operation): Delete.
7296 (restore_world_operation): Delete.
7297 (load_multiple_operation): Delete.
7298 (store_multiple_operation): Delete.
7299 (vrsave_operation): Delete.
7300 (mfcr_operation): Delete.
7301 (mtcrf_operation): Delete.
7302 (lmw_operation): Delete.
7303 (stmw_operation): Delete.
7304 (branch_comparison_operator): Delete.
7305 (branch_positive_comparison_operator): Delete.
7306 (scc_comparison_operator): Delete.
7307 (trap_comparison_operator): Delete.
7308 (boolean_operator): Delete.
7309 (boolean_or_operator): Delete.
7310 (min_max_operator): Delete.
7311 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7312 (EASY_VECTOR_15): Moved to here.
7313 (EASY_VECTOR_15_ADD_SELF): Move to here.
7314 (PREDICATE_CODES): Delete.
7315 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7316 Declare functions no longer static.
7317 * config/rs6000/predicates.md: New.
7318 * config/rs6000/rs6000.md: Include predicates.md
7320 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7322 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7323 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7324 REG_ALWAYS_RETURN.
7325 * cfgrtl.c (need_fake_edge_p): Likewise.
7326 * combine.c (distribute_notes): Likewise.
7327 * emit-rtl.c (try_split): Likewise.
7328 * recog.c (peephole2_opimize): Likewise.
7329 * reg-notes.def (ALWAYS_RETURN): Remove.
7330 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7331 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7332 * tree.h (ECF_ALWAYS_RETURN): Remove.
7334 2005-02-28 Roger Sayle <roger@eyesopen.com>
7336 PR middle-end/19874
7337 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7338 between different machine modes is never a "useless" conversion.
7340 2005-02-28 Geert Bosch <bosch@gnat.com>
7342 PR ada/15977
7343 * doc/contrib.texi: List contributors for Ada front end
7345 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7347 * simplify-rtx.c (simplify_unary_operation_1,
7348 simplify_const_unary_operation): New, extracted from...
7349 (simplify_unary_operation): ... this one.
7350 (simplify_binary_operation_1,
7351 simplify_const_binary_operation): New, extracted from...
7352 (simplify_binary_operation): ... this one.
7353 * rtl.h (simplify_const_unary_operation,
7354 simplify_const_binary_operation): Add prototypes.
7356 2005-02-28 Julian Brown <julian@codesourcery.com>
7358 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7359 building libjava and caused PR regression/20228.
7361 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7363 PR bootstrap/17383
7364 * Makefile.in (host_subdir): New.
7365 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7366 * configure: Regenerate.
7368 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7370 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7371 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7372 installation directory first.
7374 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7376 PR target/19065.
7377 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7378 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7379 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7380 * config/cris/cris.md: Tweak comments referring to Q.
7381 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7382 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7383 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7384 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7385 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7386 Insert spaces in constraints to align alternatives vertically for
7387 readability.
7388 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7389 operand 1: "M".
7391 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7393 PR rtl-optimization/17728
7394 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7395 operand 0 from general_operand to move_dest_operand.
7397 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7399 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7400 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7401 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7402 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7404 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7406 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7407 * configure: Regenerate.
7408 * libada-mk.in: Remove CC; rename
7409 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7411 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7413 PR tree-opt/20188
7414 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7415 for the lhs, also walk over the tree. Likewise for rhs.
7417 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7419 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7420 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7421 Do not propagate value of iv before increment over the increment.
7423 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7425 * c-parser.c: New file.
7426 * c-parse.in: Remove.
7427 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7428 Remove.
7429 (c-parser.o): Add dependencies.
7430 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7431 maintainer-clean, TAGS): Update.
7432 * c-config-lang.in (gtfiles): Update.
7433 * gengtype-lex.l: Don't handle "@@".
7434 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7435 objc_build_synchronized, objc_begin_try_stmt,
7436 objc_begin_catch_clause, objc_finish_catch_clause,
7437 objc_build_finally_clause, objc_finish_try_stmt): New.
7438 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7439 type_seen_p.
7440 (c_parse_init): Update comment.
7441 * c-decl.c (c_init_decl_processing): Update comment.
7442 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7443 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7444 new c_declspecs members.
7446 2005-02-25 Julian Brown <julian@codesourcery.com>
7448 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7449 from being used for symbols with vague linkage when
7450 HAVE_GAS_COMDAT_GROUP is true.
7452 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7454 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7456 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7458 PR target/19930
7459 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7460 (LIBGCC2_HAS_DF_MODE): New.
7461 (LIBGCC2_HAS_XF_MODE): New.
7462 (LIBGCC2_HAS_TF_MODE): New.
7463 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7464 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7465 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7466 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7467 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7468 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7469 and add _fixtfdi, _fixunstfdi, _floatditf
7470 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7471 L_fixunstfdi, L_floatditf.
7472 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7473 (LIBGCC2_HAS_TF_MODE): Define.
7475 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7477 PR tree-optimization/20204
7478 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7479 REWRITE_THIS_STMT markers on PHI nodes.
7480 (rewrite_initialize_block): Likewise.
7482 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7484 * version.c (version_string): Update to 4.1.
7486 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7488 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7489 Clarify that the alternative way doesn't work in GNU C++.
7491 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7493 PR tree-optimization/19937
7494 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7495 to the type of the induction variable.
7497 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7499 PR rtl-optimization/20117
7500 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7501 the block including noncopyable insn.
7503 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7505 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7506 calls to find_reg_note.
7508 2005-02-24 Richard Henderson <rth@redhat.com>
7510 PR tree-opt/20127
7511 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7512 the type.
7514 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7516 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7517 vector types if to use base reg for misaligned non-word ld/std.
7519 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7521 PR target/14619
7522 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7523 dwarf2 label manually and put it after, not before the prologue.
7525 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7527 PR target/19019
7528 * reload.c (operands_match_p): Only increment register number for
7529 SCALAR_INT_MODE_P modes in multiple hard registers.
7531 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7532 Fix formatting.
7534 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7536 * ChangeLog.5: Fix log message typo(s).
7537 * ChangeLog.7: Likewise.
7538 * ChangeLog.tree-ssa: Likewise.
7539 * cfgexpand.c: Fix comment typo(s).
7540 * conflict.c: Likewise.
7541 * defaults.h: Likewise.
7542 * dwarf2out.c: Likewise.
7543 * gcse.c: Likewise.
7544 * ggc-page.c: Likewise.
7545 * tree-eh.c: Likewise.
7546 * tree-ssa-dom.c: Likewise.
7548 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7550 PR target/19019
7551 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7552 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7553 if SHARED is defined.
7555 PR target/20196
7556 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7557 allow splitting only if operands 0 and 3 don't overlap.
7559 2005-02-24 Richard Henderson <rth@redhat.com>
7561 PR middle-end/19953
7562 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7563 (fold_builtin_1): Call them.
7564 * fold-const.c (fold_complex_mult_parts): Split out from ...
7565 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7566 (fold_complex_div_parts, fold_complex_div): New.
7567 (fold): Use them.
7568 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7570 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7572 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7573 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7575 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7576 (print_node): Likewise.
7577 Print TYPE_SIZES_GIMPLIFIED.
7579 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7581 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7582 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7583 operands as commutative in constraints.
7585 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7587 * tree-into-ssa.c: Re-organize internal functions.
7589 2005-02-24 Richard Henderson <rth@redhat.com>
7591 PR middle-end/18902
7592 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7593 for c99.
7594 * common.opt (fcx-limited-range): New.
7595 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7596 * toplev.c (flag_complex_method): Initialize to 1.
7597 (process_options): Set flag_complex_method to 0 if
7598 flag_cx_limited_range.
7599 * doc/invoke.texi (-fcx-limited-range): New.
7601 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7603 * cse.c (delete_trivially_dead_insns): Speed up by using
7604 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7605 prev_real_insn.
7607 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7609 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7610 functions when -mid-shared-library is being used.
7612 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7614 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7615 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7616 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7617 * system.h: Poison LINK_LIBGCC_SPECIAL.
7619 2005-02-23 James E Wilson <wilson@specifixinc.com>
7621 * gengtype.c (note_insn_name): Make 1 element larger.
7623 2005-02-23 Roger Sayle <roger@eyesopen.com>
7625 PR target/20018
7626 PR rtl-optimization/20097
7627 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7628 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7630 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7632 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7633 * t-aix52 (SHLIB_INSTALL): Same.
7635 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7637 * genpreds.c: Update copyright.
7639 2005-02-23 Michael Beach <michaelb@ieee.org>
7641 PR target/20159
7642 * config/sparc/t-elf (startup files): Assemble with CPP.
7644 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7646 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7647 (write_predicate_expr): Likewise.
7649 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7651 PR tree-optimization/20100
7652 PR tree-optimization/20115
7653 * tree-optimize.c (init_tree_optimization_passes): Remove
7654 pass_maybe_create_global_var.
7655 * tree-pass.h (pass_maybe_create_global_var): Remove.
7656 * tree-ssa-alias.c (aliases_computed_p): Declare.
7657 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7658 (count_calls_and_maybe_create_global_var): Remove.
7659 (pass_maybe_create_global_var): Remove.
7660 (init_alias_info): Do not declare aliases_computed_p.
7661 (maybe_create_global_var): If the function contains no
7662 call-clobbered variables and a mix of pure/const and regular
7663 function calls, create .GLOBAL_VAR.
7664 Mark all call-clobbered variables for renaming.
7665 (merge_pointed_to_info): Update comment.
7666 (add_pointed_to_var): Likewise.
7667 (is_escape_site): Likewise.
7668 Accept struct alias_info * instead of size_t *.
7669 Update all users.
7670 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7671 as necessary.
7672 * tree-ssa-operands.c (get_call_expr_operands): If
7673 ALIASES_COMPUTED_P is false, do not add call-clobbering
7674 operands.
7675 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7676 (delete_tree_ssa): Likewise.
7678 2005-02-22 James E Wilson <wilson@specifixinc.com>
7680 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7681 (do_compile): Do call it here.
7683 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7685 PR rtl-optimization/20017.
7686 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7687 rest_of_handle_cse2, rest_of_handle_gcse): Call
7688 delete_dead_jumptables immediately before calling cleanup_cfg.
7690 2005-02-22 Devang Patel <dpatel@apple.com>
7692 PR 19952
7693 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7694 all labels
7696 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7698 * config/rs6000/aix.h (WINT_TYPE): Define.
7700 2005-02-22 Stan Shebs <shebs@apple.com>
7702 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7703 natural alignment for 64-bit Darwin.
7704 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7705 on 64-bit Darwin.
7706 * doc/invoke.texi: Document this.
7708 2005-02-22 DJ Delorie <dj@redhat.com>
7710 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7711 to make_[un]signed_type, not the mode itself.
7713 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7715 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7716 not available. Use tail calls wherever possible.
7717 (make_edge): Call unchecked_make_edge to create an edge.
7719 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7720 (coalesce_ssa_name): Don't check for
7721 SSANORM_USE_COALESCE_LIST.
7722 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7724 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7726 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7727 (rewrite_into_ssa): ... here.
7729 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7731 PR tree-optimization/19786
7732 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7733 tag to another's may-alias bitmap when adding to the other's list.
7735 2005-02-21 DJ Delorie <dj@redhat.com>
7737 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7738 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7739 registers in unsupported ways.
7740 * expmed.c (init_expmed): Likewise.
7742 2005-02-21 Stan Cox <scox@redhat.com>
7744 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7746 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7748 * tree-cfg.c (fold_cond_expr_cond): New.
7749 (make_edges): Call fold_cond_expr_cond.
7750 (find_taken_edge): Accept nothing but INTEGER_CST.
7751 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7752 and 1.
7753 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7755 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7756 that do not belong to any basic block.
7758 2005-02-21 Jeff Law <law@redhat.com>
7760 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7761 e->dest.
7763 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7765 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7766 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7767 Adjust their definitions.
7768 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7769 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7771 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7772 genautomata.c, langhooks.c, langhooks.h, system.h,
7773 config/arm/lib1funcs.asm: Update copyright.
7775 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7777 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7779 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7781 PR bootstrap/13770
7782 * doc/install.texi: Document --with-gc.
7784 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7786 * simplify-rtx.c (simplify_unary_operation): Add a missing
7787 "break" statement.
7789 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7791 PR tree-optimization/18663
7792 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7793 if the type has variable bounds.
7795 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7797 * gcse.c: Remove an obsolete comment.
7799 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7801 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7803 * doc/extend.texi (Function Attributes) <Attribute const>: The
7804 attribute "pure" is below this text, not above.
7806 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7808 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7809 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7810 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7812 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7814 PR 18785
7815 * langhooks.h (struct lang_hooks): Add to_target_charset.
7816 * langhooks.c (lhd_to_target_charset): New function.
7817 * langhooks-def.h: Declare lhd_to_target_charset.
7818 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7819 (LANG_HOOKS_INITIALIZER): Update.
7820 * c-common.c (c_common_to_target_charset): New function.
7821 * c-common.h: Declare it.
7822 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7823 c_common_to_target_charset.
7825 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7826 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7827 Delete definitions.
7828 * system.h: Poison them.
7829 * doc/tm.texi: Don't discuss them.
7830 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7831 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7832 (pp_c_char): Do not attempt to generate letter escapes for
7833 newline, tab, etc.
7834 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7835 * config/mips/mips.c (mips_output_ascii): Likewise.
7837 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7839 PR tree-optimization/19951
7840 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7841 is abnormal.
7843 2005-02-19 Steven Bosscher <stevenb@suse.de>
7845 PR middle-end/19698
7846 * function.h (struct function): New field `max_loop_depth'.
7847 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7848 (flow_loops_find): Reset the max loop depth count before finding loops.
7849 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7850 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7851 (calculate_global_regs_live): Make sure the loop will terminate
7852 when the initial sets are not empty.
7854 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7856 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7857 object inside.
7858 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7860 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7862 PR other/19525
7863 * doc/invoke.texi: Remove documentation of %M spec.
7864 * gcc.c: Likewise.
7865 (init_spec): Remove %M suffix from -lgcc_s.
7866 (do_spec_1): Remove 'M' case.
7867 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7868 to put shared libraries in the multilib directory. Remove the
7869 shlib_so_soname substitution variable. Don't add a multilib encoding
7870 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7871 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7872 SHLIB_INSTALL as well as SHLIB_LINK.
7873 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7874 (SHLIB_NAME): Delete.
7875 (SHLIB_DIR): New macro.
7876 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7877 (SHLIB_INSTALL): Adjust accordingly.
7878 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7879 * config/t-slibgcc-sld: Likewise.
7880 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7881 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7882 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7883 in $(SHLIB_DIR).
7884 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7885 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7886 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7887 Use @shlib_base_name@ instead of @shlib_so_name@.
7888 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7889 and @shlib_base_name@.so in @multilib_dir@.
7890 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7891 to the install path.
7892 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7893 (SHLIB_LINK): Remove previous workaround.
7894 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7895 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7896 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7897 the install path.
7898 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7899 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7900 (SHLIB_INSTALL): Adjust accordingly.
7901 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7902 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7903 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7904 config/t-slibgcc-elf-ver.
7906 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7907 Jakub Jelinek <jakub@redhat.com>
7909 PR tree-optimization/19828
7910 * tree-ssa-loop-im.c: Add a TODO comment.
7911 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7912 without side-effects.
7914 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7916 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7917 call fold_convert.
7919 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7921 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7922 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7923 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7924 functions.
7925 (ia64_reorg): Delete fixup_errata call.
7926 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7927 (TARGET_SWITCHES): Delete -mb-step entry.
7929 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7931 PR c/20043
7932 * c-typeck.c (composite_type): Handle quals in transparent unions.
7933 (type_lists_compatible_p): Likewise.
7935 2005-02-18 Stan Shebs <shebs@apple.com>
7937 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7938 expressions in the .literal8 section.
7940 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7942 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7944 2005-02-18 Roger Sayle <roger@eyesopen.com>
7946 * fold-const.c (constant_boolean_node): Always create values of the
7947 specified type, don't bother calling truthvalue_conversion.
7949 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7951 * except.c (output_function_exception_table): Call
7952 assemble_external_libcall (eh_personality_libfunc).
7954 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7956 PR target/19886
7957 * config/ia64/ia64.h (struct machine_function): Add state_num.
7958 * config/ia64/ia64.c (process_epilogue,
7959 process_for_unwind_directive): Use new unwind state numbers each
7960 time rather than state 1.
7962 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7964 PR target/20054
7965 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7966 before the "*llgt_didi" pattern.
7968 2005-02-18 Jason Merrill <jason@redhat.com>
7970 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7972 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7974 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7975 (div0): Use it in place of ARM_FUNC_ALIAS.
7976 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7978 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7980 PR middle-end/20030
7981 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7982 access, the lower bound of the array type if it exists.
7984 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7986 PR c++/20008
7987 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7988 cases that are out-of-range for the index type.
7990 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7992 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7993 (estimate_case_costs): Don't call convert.
7994 * expmed.c (expand_shift): Likewise.
7995 (make_tree): Call fold_convert instead of convert.
7997 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7999 PR c++/19813
8000 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
8001 that ref to be marked MEM_READONLY_P doesn't have base that needs
8002 constructing.
8004 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8006 * genautomata.c (output_get_cpu_unit_code_func,
8007 output_cpu_unit_reservation_p): Don't generate old-style function
8008 definitions.
8010 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8012 PR c++/20023
8013 PR tree-optimization/20009
8014 * convert.c (convert_to_integer): Revert 2005-02-16 change.
8016 PR tree-optimization/18947
8017 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
8018 inline, remove all nodes that are inlined into the extern inline
8019 being redefined.
8021 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8023 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
8024 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
8025 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
8026 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
8027 Update copyright.
8029 2005-02-17 Roger Sayle <roger@eyesopen.com>
8031 PR tree-optimization/19917
8032 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
8033 to be potentially trapping.
8035 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8037 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
8039 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
8041 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
8042 tem becomes a local variable which is set to the value of the
8043 back end defined INITIAL_FRAME_ADDRESS macro.
8044 (expand_builtin_frame_address): Omit the base parameter to
8045 expand_builtin_return_addr.
8046 (expand_builtin_profile_func): Likewise.
8047 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
8048 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
8049 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
8051 2005-02-17 Jakub Jelinek <jakub@redhat.com>
8053 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
8054 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
8055 * config/frv/frv.c (frv_function_epilogue): Likewise.
8057 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
8059 * lambda-code (perfect_nestify): Remove mark/unmark
8060 for rewriting hack.
8061 * tree-loop-linear.c (linear_transform_loops): Add
8062 rewrite_into_ssa call so that ssa is correct for
8063 rewriting into loop closed.
8065 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
8067 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
8068 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
8069 BITMAP_FREE.
8070 * bt-load.c (btr_def_live_range, combine_btr_defs,
8071 migrate_btr_def, migrate_btr_defs): Likewise.
8072 * cfgcleanup.c (thread_jump): Likewise.
8073 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
8074 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
8075 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
8076 df_rd_local_compute, df_reg_info_compute): Likewise.
8077 * dominance.c (init_dom_info, free_dom_info): Likewise.
8078 * flow.c (init_propagate_block_info,
8079 free_propagate_block_info): Likewise.
8080 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
8081 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
8082 modify_reg_pav): Likewise.
8083 * loop-invariant.c (find_defs, find_invariant_insn,
8084 find_invariants, free_inv_motion_data): Likewise.
8085 * predict.c (tree_predict_by_opcode,
8086 estimate_bb_frequencies): Likewise.
8087 * stmt.c (expand_case): Likewise.
8088 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
8089 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
8090 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
8091 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
8092 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
8093 rewrite_ssa_into_ssa): Likewise.
8094 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8095 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
8096 analyze_edges_for_bb, perform_edge_inserts): Likewise.
8097 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
8098 * tree-sra.c (tree_sra): Likewise.
8099 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
8100 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8101 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
8102 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8103 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
8104 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
8105 Likewise.
8106 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
8107 calculate_live_on_entry, calculate_live_on_exit,
8108 build_tree_conflict_graph): Likewise.
8109 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
8110 record_important_candidates, set_use_iv_cost, find_depends,
8111 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
8112 tree_ssa_iv_optimize_finalize): Likewise.
8113 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
8114 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
8115 tree_duplicate_loop_to_header_edge): Likewise.
8116 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
8117 * tree-ssa.c (verify_flow_insensitive_alias_info,
8118 verify_name_tags, verify_ssa, init_tree_ssa,
8119 delete_tree_ssa): Likewise.
8120 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8121 fini_ssanames): Likewise.
8122 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8124 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8126 * config/rs6000/t-rtems: Completely reworked.
8128 2005-02-17 Ira Rosen <irar@il.ibm.com>
8130 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8132 2005-02-17 Ira Rosen <irar@il.ibm.com>
8134 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8135 POINTER_TYPE_P when checking that type is a pointer.
8136 (vect_get_memtag): Remove.
8137 (vect_address_analysis): Use POINTER_TYPE_P. Call
8138 vect_object_analysis with dummy parameter for memtag.
8139 (vect_object_analysis): Extract memtag (functionality that
8140 used to be in vect_get_memtag and moved here). Fix printings.
8141 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8142 with correct parameters. Remove call to vect_get_memtag.
8144 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8146 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8147 (tree-vectorizer.o): Added missing dependencies.
8149 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8150 decleration.
8151 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8152 declaration in tree-vectorizer.c, now has an extern declaration in
8153 tree-vectorizer.h).
8154 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8155 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8156 get_vectype_for_scalar_type, vect_is_simple_use,
8157 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8158 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8159 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8160 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8161 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8162 find_loop_location): Likewise.
8164 * tree-vectorizer.c (langhooks.h): #include removed.
8165 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8166 moved to tree-vectorized.h.
8167 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8168 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8169 get_vectype_for_scalar_type, vect_is_simple_use,
8170 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8171 vect_supportable_dr_alignment, new_loop_vec_info,
8172 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8173 vect_set_verbosity_level, find_loop_location): Likewise.
8175 (vect_analyze_loop): Function externalized. Declaration moved to
8176 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8177 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8178 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8179 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8180 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8181 vect_enhance_data_refs_alignment, vect_analyze_operations,
8182 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8183 vect_stmt_relevant_p, vect_get_loop_niters,
8184 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8185 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8186 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8187 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8188 vect_get_memtag): Likewise.
8190 (vectorizable_load): Function externalized. Declaration moved to
8191 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8192 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8193 vect_transform_loop): Likewise.
8194 (vect_transform_stmt): Moved to tree-vect-transform.c.
8195 (vect_align_data_ref, vect_create_destination_var,
8196 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8197 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8198 vect_get_vec_def_for_operand, vect_init_vector,
8199 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8200 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8201 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8202 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8203 vect_do_peeling_for_loop_bound): Likewise.
8205 * tree-vect-analyze.c: New file.
8206 * tree-vect-transform.c: New file.
8208 2005-02-17 Jason Merrill <jason@redhat.com>
8210 PR mudflap/19319, c++/19317
8211 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8212 slot explicit.
8214 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8216 * doc/install.texi (Specific): Update link for Darwin-specific
8217 tool binary site.
8219 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8221 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8222 constant_boolean_node.
8224 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8226 PR target/19019
8227 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8228 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8230 2005-02-16 Richard Henderson <rth@redhat.com>
8232 PR 19920
8233 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8234 with W_TYPE_SIZE.
8235 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8236 replace uses with Wtype_MAXp1_F.
8237 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8238 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8239 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8240 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8241 and HAVE_TFMODE as appropriate.
8242 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8243 (__floatdisf): Likewise.
8244 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8245 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8246 (Wtype_MAXp1_F): New.
8247 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8248 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8250 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8252 * PR target/19162
8253 * arm.c (arm_apply_result_size): New function.
8254 * arm.h (APPLY_RESULT_SIZE): Define.
8255 * arm-protos.h (arm_apply_result_size): Add prototype.
8256 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8257 (movxf): New expand.
8258 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8259 (call_value_symbol): Remove predicate for operand 0.
8260 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8261 (untyped_call): Rework to correclty return values for any type.
8262 (untyped_return): New expand.
8263 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8265 2005-02-16 Stan Shebs <shebs@apple.com>
8267 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8268 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8270 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8272 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8273 configure settings on Solaris 7 and later.
8275 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8277 PR tree-optimization/19865
8278 * tree-optimize.c (init_tree_optimization_passes): Run
8279 pass_may_alias after pass_sra.
8281 2005-02-16 Richard Henderson <rth@redhat.com>
8282 Stuart Hastings <stuart@apple.com>
8284 PR debug/19521
8285 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8286 Do nothing if debug info suppressed for this function.
8287 (dbxout_begin_function): Early exit if debug info suppressed for
8288 this function.
8290 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8292 PR target/20007
8293 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8294 find_basic_blocks.
8295 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8297 PR tree-optimization/19967
8298 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8299 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8300 argument TYPE. Adjust calls to fold_builtin_XXX.
8301 (expand_builtin, fold_builtin_1): Adjust calls to
8302 expand_builtin_XXX.
8303 (fold_builtin_strchr, fold_builtin_strpbrk,
8304 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8305 result to a requested type TYPE.
8307 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8309 PR middle-end/19857
8310 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8311 (T)x & (T)cst if (T)cst overflows.
8312 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8313 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8315 2005-02-15 Jeff Law <law@redhat.com>
8317 * gcse.c (blocks_with_calls): New bitmap.
8318 (alloc_gcse_mem): Allocate it.
8319 (free_gcse_mem): Free it.
8320 (clear_modifY_mem_tables): Clear it.
8321 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8322 when we encounter CALL_INSNs.
8323 (compute_transp, case MEM): Handle blocks with calls separate
8324 from blocks without calls. Use bitmap iterators rather than
8325 FOR_EACH_BB.
8327 2005-02-15 Peter O'Gorman <peter@pogma.com>
8329 PR bootstrap/18810
8330 * mklibgcc.in (vis_hide): Use a temporary object file, not
8331 -o /dev/null.
8333 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8335 PR target/19924
8336 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8337 access optimization.
8339 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8340 Alan Modra <amodra@bigpond.net.au>
8342 PR target/19019
8343 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8344 (_xlqsub): Rename to __gcc_qsub.
8345 (_xlqmul): Rename to __gcc_qmul.
8346 (_xlqdiv): Rename to __gcc_qdiv.
8347 Provide versioned symbol aliases with old names.
8348 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8349 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8350 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8351 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8352 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8354 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8356 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8357 Fold ~(A - 1) and ~(A + -1) to -A.
8359 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8361 PR pch/14940
8362 PR target/19300
8363 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8364 config/pa/pa-host.c:pa_gt_pch_use_address.
8366 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8368 * tree-vn.c (get_value_handle): Make sure that given an
8369 is_gimple_min_invariant expression, we always return it.
8371 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8373 * passes.c (rest_of_handle_gcse): Fix a comment.
8375 2005-02-15 Jeff Law <law@redhat.com>
8377 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8378 bitmap.
8379 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8380 (canon_list_insert, record_last_mem_set_info): Similarly.
8381 (clear_modify_mem_tables): Similarly.
8383 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8385 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8386 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8387 config/mips/mips.md, config/rs6000/aix.h,
8388 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8390 2005-02-15 Richard Henderson <rth@redhat.com>
8392 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8393 call to be best_edge.
8395 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8397 * basic-block.h: Adjust the prototype for find_basic_blocks.
8398 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8399 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8400 find_basic_blocks.
8402 * flow.c (recompute_reg_usage): Remove all arguments.
8403 * passes.c (rest_of_compilation): Adjust the call to
8404 recompute_reg_usage.
8405 * rtl.h: Adjust the prototype for recompute_reg_usage.
8407 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8409 * tree-dump.c (dump_files): Update to reflect new member
8410 of dump_file_info.
8411 (dump_register): Add new argument.
8412 Set glob name.
8413 (dump_switch_p_1): Check against glob name if doglob was passed.
8414 (dump_switch_p): Check against regular first, then glob if
8415 we didn't have any hits on the dump name.
8416 * tree-optimize.c (register_one_dump_file):
8417 Pass in glob name as well.
8418 * tree-pass.h (struct dump_file_info): Add glob
8419 member.
8421 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8423 PR preprocessor/16323
8424 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8426 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8428 PR target/19019
8429 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8430 (trunctfdf2_internal1): New.
8431 (trunctfdf2_internal2): Renamed from trunctfdf2.
8433 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8435 PR tree-optimization/19853
8436 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8438 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8440 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8441 delete_dead_jumptables and cleanup_cfg.
8443 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8445 * reload.c (find_reloads): Swap address_reloaded flags when
8446 swapping commutative operands.
8448 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8450 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8451 Use standard_iv_increment_position for computing the bsi position
8452 for create_iv.
8453 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8454 the bsi position.
8456 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8458 PR target/17428
8459 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8460 life range of hard registers.
8461 * value-prof.c (insn_prefetch_values_to_profile): Only
8462 scan normal insns.
8464 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8465 profile in libcalls.
8467 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8469 * bitmap.h (bitmap_and_compl_into): Return bool.
8470 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8472 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8474 PR tree-optimization/19944
8475 * fold-const.c (fold): Re-add ABS_EXPR folding.
8477 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8479 PR target/19019
8480 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8481 {TARGET,MASK}_XL_COMPAT.
8482 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8483 MASK_XL_COMPAT.
8484 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8485 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8486 TARGET_XL_COMPAT.
8487 (rs6000_arg_partial_bytes): Same.
8488 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8489 and XL compatibility enabled.
8490 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8491 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8492 test to final condition.
8493 (cmptf_internal2): New.
8494 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8495 xl-compat. Add TFmode information to description.
8497 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8499 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8501 2005-02-13 Jason Merrill <jason@redhat.com>
8503 PR c++/16405
8504 * fold-const.c (fold_indirect_ref_1): Split out from...
8505 (build_fold_indirect_ref): Here.
8506 (fold_indirect_ref): New fn.
8507 * tree.h: Declare it.
8508 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8509 (gimplify_modify_expr_rhs): Likewise.
8510 (gimplify_expr): Likewise.
8512 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8514 PR tree-optimization/14303
8515 PR tree-optimization/15784
8516 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8517 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8518 ABS_EXPR<x> != 0 to x != 0.
8520 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8522 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8523 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8524 spelling conventions.
8526 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8527 delete_trivially_dead_insns too many times.
8529 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8530 tem and tem2.
8532 2005-02-12 Ira Rosen <irar@il.ibm.com>
8534 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8535 (vect_is_simple_iv_evolution): Remove redundant parameter
8536 and step check.
8537 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8538 without last parameter.
8539 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8540 Return pointer step. Call vect_is_simple_iv_evolution without
8541 last parameter. Check only that the step is multiple of size
8542 type. Remove stmt_vinfo updates.
8543 (vect_get_memtag_and_dr): Remove.
8544 (vect_get_memtag): New function.
8545 (vect_address_analysis): New function.
8546 (vect_object_analysis): New function.
8547 (vect_analyze_data_refs): Call vect_object_analysis and
8548 vect_get_memtag. Update stmt_vinfo fields.
8550 2005-02-12 Ira Rosen <irar@il.ibm.com>
8552 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8553 exist and are objects. Remove checks for pointer.
8554 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8555 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8556 (vect_create_data_ref_ptr): Likewise.
8557 (vect_base_addr_differ_p): New function.
8558 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8559 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8560 Don't set the DR_BASE_NAME field of data-ref.
8561 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8563 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8565 * optabs.h (enum optab_index): Add new OTI_ldexp.
8566 (ldexp_optab): Define corresponding macro.
8567 * optabs.c (init_optabs): Initialize ldexp_optab.
8568 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8569 patterns.
8570 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8571 using ldexp_optab.
8572 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8573 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8575 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8576 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8577 intrinsics.
8579 2005-02-12 Ira Rosen <irar@il.ibm.com>
8581 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8582 to base_address.
8583 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8584 stmt_vec_info.
8585 (vect_get_base_and_offset): Always return an address.
8586 (vect_create_addr_base_for_vector_ref): Remove treatment for
8587 different data reference types.
8588 (vect_compute_data_ref_alignment): Rename base to base_address in
8589 stmt_vec_info. Get the object in order to force its alignment.
8590 (vect_get_memtag_and_dr): Rename base to base_address in
8591 stmt_vec_info. Extract the object for memtag analysis.
8593 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8595 PR regression/19898.
8596 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8597 changes cc_status, use apply modified_in_p to part of cc_status
8598 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8599 body.
8601 2005-02-11 Richard Henderson <rth@redhat.com>
8603 * tree-complex.c (expand_complex_libcall): New.
8604 (expand_complex_multiplication): Use it for c99 compliance.
8605 (expand_complex_division): Likewise.
8606 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8607 (fold): Call them.
8608 * builtins.c (built_in_names): Remove const.
8609 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8610 builtins.
8611 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8612 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8613 (built_in_names): Remove const.
8614 * c-common.c (c_common_type_for_mode): Handle complex modes.
8615 * flags.h, toplev.c (flag_complex_method): Rename from
8616 flag_complex_divide_method.
8617 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8618 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8619 * libgcc2.h: Declare them.
8620 * libgcc-std.ver: Export them.
8621 * mklibgcc.in (lib2funcs): Build them.
8623 2005-02-11 Steven Bosscher <stevenb@suse.de>
8625 PR tree-optimization/19876
8626 Partially revert my change from 2005-01-14
8627 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8628 (compute_antic): ...and remove the loop here.
8630 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8632 PR middle-end/19858
8633 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8634 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8636 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8637 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8639 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8641 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8642 offsets for the big-endian 32-bit case.
8644 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8646 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8648 2005-02-11 Dale Johannesen <dalej@apple.com>
8650 * cselib.c (cselib_process_insn): Clear out regs where
8651 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8652 * reload.c (find_equiv_reg): Ditto.
8654 2005-02-11 Ian Lance Taylor <ian@airs.com>
8656 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8657 with no elements.
8659 * tree.c (build_function_type_list): Work correctly if there are
8660 no arguments.
8662 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8664 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8665 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8666 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8667 TARGET_ZARCH instead of TARGET_64BIT.
8669 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8671 * config/rs6000/t-rtems:
8672 (MULTILIB_OPTIONS): Remove mcpu=602.
8673 (MUTLILIB_DIRNAMES): Remove m602.
8674 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8675 Let mcpu=602 match mcpu=603.
8676 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8678 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8680 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8681 signal trampolines.
8683 2005-02-10 David Daney <ddaney@avtrex.com>
8685 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8686 * config/i386/linux-unwind.h: Likewise.
8687 * config/ia64/linux-unwind.h: Likewise.
8688 * config/mips/linux-unwind.h: Likewise.
8689 * config/pa/linux-unwind.h: Likewise.
8690 * config/rs6000/linux-unwind.h: Likewise.
8691 * config/s390/linux-unwind.h: Likewise.
8692 * config/sh/linux-unwind.h: Likewise.
8693 * config/sparc/linux-unwind.h: Likewise.
8695 2005-02-10 Steven Bosscher <stevenb@suse.de>
8697 PR tree-optimization/17549
8698 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8699 TER to replace a DEF with its expression if the DEF and the
8700 rhs of the expression we replace into have the same root
8701 variable.
8703 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8705 * config/mips/mips.md: Fix the placement of the match_scratch in the
8706 lea64 peephole2.
8708 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8710 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8711 Fix comment typos.
8713 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8715 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8716 (strip_offset): Handle addresses.
8717 (add_address_candidates): Use strip_offset.
8718 (difference_cost): Reflect strip_offset change.
8719 (force_var_cost, difference_cost): Strip nops.
8721 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8723 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8725 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8726 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8727 config/cris/cris-protos.h, config/cris/cris.c: Update
8728 copyright.
8730 2005-02-10 Jeff Law <law@redhat.com>
8732 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8733 (lookup_avail_expr): Similarly.
8735 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8737 * builtins.c (fold_builtin_powi): New function.
8738 (fold_builtin_1): Call it.
8740 2005-02-10 Steven Bosscher <stevenb@suse.de>
8742 PR documentation/19309
8743 * doc/cpp.texi: The __GNUC__ and related predefined macros
8744 are also defined for the "standalone" cpp.
8745 Some non-GCC compilers may also define __GNUC__.
8747 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8749 PR c/19342
8750 * c-typeck.c (common_type): New routine. Old common_type renamed
8751 to...
8752 (c_common_type): ...this.
8753 (build_conditional_expr, build_binary_op): Use c_common_type instead
8754 of common_type.
8756 2005-02-10 Steven Bosscher <stevenb@suse.de>
8758 * doc/md.texi: Replace @samp{length} with @code{length}.
8760 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8762 PR tree-optimization/18687
8763 * tree-flow.h (find_loop_niter): Declare.
8764 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8765 Try using scev even for loops with more than one exit.
8766 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8767 (struct ivopts_data): Added niters field.
8768 (struct nfe_cache_elt): New.
8769 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8770 functions.
8771 (tree_ssa_iv_optimize_init): Initialize niters cache.
8772 (determine_number_of_iterations): Removed.
8773 (find_induction_variables): Do not call determine_number_of_iterations.
8774 Access niters for single exit through niter_for_single_dom_exit.
8775 (add_iv_outer_candidates): Access niters for single exit through
8776 niter_for_single_dom_exit.
8777 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8778 number_of_iterations_cond.
8779 (iv_period): New function.
8780 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8781 (may_replace_final_value): Take data argument. Use
8782 niter_for_single_dom_exit.
8783 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8784 (rewrite_use_compare): Pass data to may_eliminate_iv.
8785 (rewrite_use_outer): Pass data to may_replace_final_value.
8786 (free_loop_data): Clean up the niters cache.
8787 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8788 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8789 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8790 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8791 (num_ending_zeros): Moved to tree.c.
8792 * tree.h (num_ending_zeros): Declare.
8793 * tree.c (num_ending_zeros): Moved from tree.c.
8795 2005-02-09 Richard Henderson <rth@redhat.com>
8797 * builtins.c (DEF_BUILTIN): Add COND argument.
8798 * tree.h (DEF_BUILTIN): Likewise.
8799 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8800 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8801 match.
8802 (DEF_BUILTIN_STUB): New.
8803 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8804 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8805 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8806 * c-common.c (DEF_BUILTIN): Add COND argument.
8807 * tree.c (local_define_builtin): New.
8808 (build_common_builtin_nodes): New.
8810 2005-02-09 Roger Sayle <roger@eyesopen.com>
8812 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8813 floating point expression ignoring the sign of the result.
8814 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8815 (fold) <MULT_EXPR>: Use it to simplify x*x.
8816 * tree.h (fold_strip_sign_ops): Prototype here.
8817 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8818 argument. Use fold_strip_sign_ops to simplify the first argument.
8819 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8820 first argument when the second argument is an even integer
8821 constant, but only with -funsafe_math_optimizations.
8822 (fold_builtin_1): Update call to fold_builtin_copysign.
8824 2005-02-09 Ian Lance Taylor <ian@airs.com>
8826 PR middle-end/19583
8827 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8828 just check whether EH_FILTER_FAILURE falls through.
8830 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8832 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8833 insns return to ready list in the next turn.
8835 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8837 PR middle-end/19402
8838 * builtins.def: New __builtin_powi[lf].
8839 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8840 (expand_builtin_powi): New function.
8841 (expand_builtin): Dispatch to expand_builtin_powi.
8842 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8843 * libgcc2.c: Add __builtin_powi[lf] implementation.
8844 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8845 * optabs.h: Add powi_optab.
8846 * optabs.c (init_optabs): Initialize powi_optab.
8847 * doc/extend.texi: Document __builtin_powi[lf].
8849 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8851 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8852 exists.
8854 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8856 PR middle-end/19854
8857 * fold-const.c (try_move_mult_to_index): Remove redundant
8858 type argument. Create ADDR_EXPR with correct type.
8859 (fold): Update callers of try_move_mult_to_index. Convert
8860 result to the appropriate type.
8862 2005-02-09 Roger Sayle <roger@eyesopen.com>
8864 PR target/19597
8865 * config/avr/avr.c (default_rtx_costs): Delete.
8866 (avr_operand_rtx_cost): New function.
8867 (avr_rtx_costs): Completely rewrite.
8869 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8871 PR target/19806
8872 * config/cris/cris.c (in_code): New variable.
8873 (cris_output_addr_const): Now a static function, a wrapper for
8874 output_addr_const.
8875 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8876 case from old cris_output_addr_const.
8877 (cris_asm_output_label_ref): Similar for LABEL_REF.
8878 (cris_output_addr_const_extra): Similar for UNSPEC.
8879 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8880 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8881 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8882 declaration.
8883 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8884 (cris_asm_output_label_ref): Declare.
8886 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8888 PR preprocessor/19801
8889 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8890 filenames that changed when libcpp was moved to the toplevel.
8892 2005-02-07 Roger Sayle <roger@eyesopen.com>
8894 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8895 zero extensions of BImode operands. Call lowpart_subreg instead
8896 of gen_lowpart_common and gen_lowpart_SUBREG.
8898 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8900 PR ada/19489
8901 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8902 * configure.ac: Set cc_for_cross_gnattools.
8903 * configure: Regenerate.
8905 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8907 PR target/19803
8908 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8910 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8912 PR debug/19327
8913 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8914 of nested functions.
8916 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8918 * doc/extend.texi: Document deprecated extensions allowing
8919 static floating-point members to have initializers and allowing
8920 floating-point literals in integral constant expressions.
8922 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8924 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8925 config/darwin7.h, config/mips/mips.c,
8926 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8927 Update copyright.
8929 * cse.c: Update comments.
8931 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8933 PR middle-end/19775
8934 * builtins.c (fold_builtin_sqrt): Transform
8935 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8936 pow(x,y*0.5).
8938 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8939 Dorit Naishlos <dorit@il.ibm.com>
8941 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8942 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8943 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8944 was added.
8945 * tree.h (vect_set_verbosity_level): New extern function declaration
8946 added.
8947 * tree-vectorizer.h (verbosity_levels): New enum type.
8948 * tree-vectorizer.c (vect_debug_stats): Function removed.
8949 (vect_debug_details): Likewise.
8950 (vect_verbosity_level): Global variable was defined and initialized.
8951 (vect_dump): Global variable definition.
8952 (vect_print_dump_info): New function.
8953 (vect_set_dump_settings): New function.
8954 (vect_set_verbosity_level): New function.
8955 (vectorize_loops): Add call to vect_set_dump_settings.
8957 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8958 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8959 (slpeel_tree_peel_loop_to_edge): Likewise.
8961 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8962 appropriate verbosity level instead of call to vect_debug_details
8963 or vect_debug_stats.
8964 (vect_get_base_and_offset):
8965 (vect_create_addr_base_for_vector_ref):
8966 (get_vectype_for_scalar_type):
8967 (vect_create_data_ref_ptr):
8968 (vect_init_vector):
8969 (vect_get_vec_def_for_operand):
8970 (vect_finish_stmt_generation):
8971 (vectorizable_assignment):
8972 (vectorizable_operation):
8973 (vectorizable_store):
8974 (vectorizable_load):
8975 (vect_transform_stmt):
8976 (vect_update_ivs_after_vectorizer):
8977 (vect_do_peeling_for_loop_bound):
8978 (vect_update_inits_of_drs):
8979 (vect_do_peeling_for_alignment):
8980 (vect_transform_loop):
8981 (vect_is_simple_use):
8982 (vect_analyze_operations):
8983 (vect_is_simple_iv_evolution):
8984 (vect_analyze_scalar_cycles):
8985 (vect_analyze_data_ref_dependence):
8986 (vect_analyze_data_ref_dependences):
8987 (vect_compute_data_ref_alignment):
8988 (vect_enhance_data_refs_alignment):
8989 (vect_analyze_data_refs_alignment):
8990 (vect_analyze_data_ref_access):
8991 (vect_analyze_data_ref_accesses):
8992 (vect_analyze_pointer_ref_access):
8993 (vect_get_memtag_and_dr):
8994 (vect_analyze_data_refs):
8995 (vect_mark_relevant):
8996 (vect_stmt_relevant_p):
8997 (vect_mark_stmts_to_be_vectorized):
8998 (vect_can_advance_ivs_p):
8999 (vect_get_loop_niters):
9000 (vect_analyze_loop_form):
9001 (vect_analyze_loop):
9002 (vectorize_loops): Likewise.
9004 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
9005 (vect_update_inits_of_drs):
9006 (vect_do_peeling_for_alignment):
9007 (vect_transform_loop):
9008 (vect_analyze_operations):
9009 (vect_analyze_scalar_cycles):
9010 (vect_analyze_data_ref_dependences):
9011 (vect_analyze_data_refs_alignment):
9012 (vect_analyze_data_ref_accesses):
9013 (vect_analyze_data_refs):
9014 (vect_mark_stmts_to_be_vectorized):
9015 (vect_get_loop_niters):
9016 (vect_analyze_loop_form):
9017 (vect_analyze_loop): Likewise.
9018 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
9020 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
9022 PR bootstrap/19796
9023 Revert:
9024 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9025 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9026 either -ffast-math or -funsafe-math-optimizations is in use.
9028 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9029 * config/mips/irix-csr.c: New file.
9030 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9031 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9032 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9033 executables.
9035 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
9037 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
9038 redundant, incorrect definitions.
9040 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
9041 expand.
9042 ("*tls_indirect_call"): New, reference hard regs directly.
9043 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
9045 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9047 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
9048 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
9050 2005-02-06 Roger Sayle <roger@eyesopen.com>
9052 PR rtl-optimization/19800
9053 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
9054 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
9055 gen_lowpart.
9057 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9059 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
9061 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
9063 PR other/17135
9064 * doc/invoke.texi: Correct documentation of -freorder-functions.
9066 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9068 PR other/14402
9069 * doc/invoke.texi: Don't mention gccbug.
9071 2005-02-06 Roger Sayle <roger@eyesopen.com>
9072 Andrew Pinski <pinskia@physics.uc.edu>
9073 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9075 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9076 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
9077 into just (zero_extract:SI FOO (const_int 1) BAR).
9079 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9081 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
9082 macro locally. Don't give last revision date. Use GCC version
9083 number from gcc-common.texi.
9084 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
9085 revision date. Use GCC version number from gcc-common.texi.
9086 Describe being a library as current state rather than as 3.x
9087 history.
9088 * doc/gcc.texi: Remove last update date.
9089 * doc/gccint.texi: Likewise. Update copyright dates.
9090 * doc/install.texi: Update copyright dates.
9092 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9094 PR other/7549
9095 * doc/invoke.texi: Mention for each option included in -Wall that
9096 it is included in -Wall.
9097 * doc/gcc.texi: Update copyright and last modification date.
9099 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9101 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
9102 unnecessary cast to original induction variable increments.
9104 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9106 PR tree-optimization/18219
9107 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
9108 in distributed form.
9110 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
9112 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
9113 Set bitpos and offset later in the function. Do nothing if the
9114 target is a register and if the bitfield lies completely outside
9115 that register.
9116 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
9117 here. Return an uninitialised register if the source value is stored
9118 in a register and the bitfield lies completely outside that register.
9120 2005-02-06 Steven Bosscher <stevenb@suse.de>
9122 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9123 not SET_DEST.
9125 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9127 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9129 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9131 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9132 * config/darwin8.h: New.
9133 * config/darwin7.h: Update comment.
9135 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9136 Dorit Naishlos <dorit@il.ibm.com>
9138 * tree-vectorizer.h (LOC): New type.
9139 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9140 (loop_line_number): New field in struct _loop_vec_info.
9141 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9143 * tree-vectorizer.c (input.h): Included.
9144 (find_loop_location): New function.
9145 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9146 loop line number removed.
9147 (vect_debug_details): Likewise.
9148 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9150 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9151 call to vect_debug_details/stats changed from loop to loop_loc.
9152 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9153 (slpeel_tree_peel_loop_to_edge): Likewise.
9155 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9156 changed from NULL to UNKNOWN_LOC.
9157 (vect_get_base_and_offset):
9158 (vect_create_addr_base_for_vector_ref):
9159 (get_vectype_for_scalar_type):
9160 (vect_create_data_ref_ptr):
9161 (vect_init_vector):
9162 (vect_get_vec_def_for_operand):
9163 (vect_finish_stmt_generation):
9164 (vectorizable_assignment):
9165 (vectorizable_operation):
9166 (vectorizable_store):
9167 (vectorizable_load):
9168 (vect_transform_stmt):
9169 (vect_update_ivs_after_vectorizer):
9170 (vect_do_peeling_for_loop_bound):
9171 (vect_do_peeling_for_alignment):
9172 (vect_transform_loop):
9173 (vect_is_simple_use):
9174 (vect_analyze_operations):
9175 (vect_is_simple_iv_evolution):
9176 (vect_analyze_scalar_cycles):
9177 (vect_analyze_data_ref_dependences):
9178 (vect_compute_data_ref_alignment):
9179 (vect_enhance_data_refs_alignment):
9180 (vect_analyze_data_ref_access):
9181 (vect_analyze_data_ref_accesses):
9182 (vect_analyze_pointer_ref_access):
9183 (vect_get_memtag_and_dr):
9184 (vect_analyze_data_refs):
9185 (vect_mark_relevant):
9186 (vect_stmt_relevant_p):
9187 (vect_mark_stmts_to_be_vectorized):
9188 (vect_can_advance_ivs_p):
9189 (vect_get_loop_niters):
9190 (vect_analyze_loop):
9191 (vectorize_loops): Likewise.
9193 (vectorizable_load): Argument in call to vect_debug_details/stats
9194 changed from loop to LOOP_LOC (loop_vinfo).
9195 (vect_transform_loop):
9196 (vect_analyze_operations):
9197 (vect_analyze_scalar_cycles):
9198 (vect_analyze_data_ref_dependence):
9199 (vect_enhance_data_refs_alignment):
9200 (vect_analyze_data_ref_accesses):
9201 (vect_analyze_pointer_ref_access):
9202 (vect_analyze_data_refs):
9203 (vect_analyze_loop): Likewise.
9205 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9206 changed from loop to loop_loc.
9208 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9210 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9211 Dorit Naishlos <dorit@il.ibm.com>
9213 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9214 declaration added.
9215 (vect_analyze_data_ref_dependences): Likewise.
9217 (vect_is_simple_use): Argument changed from loop structure to
9218 loop_vect_info structure.
9219 (vect_can_advance_ivs_p): Likewise.
9220 (vect_create_index_for_vector_ref): Likewise.
9221 (vect_update_ivs_after_vectorizer): Likewise.
9222 (new_stmt_vec_info): Likewise.
9224 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9225 changed from loop to loop_vinfo.
9226 (vect_create_data_ref_ptr): First argument in call to
9227 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9228 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9229 was changed from loop to loop_vinfo.
9230 (vectorizable_operation): Likewise.
9231 (vectorizable_store): Likewise.
9232 (vect_mark_stmts_to_be_vectorized): Likewise.
9233 (vect_do_peeling_for_loop_bound): First argument in call to
9234 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9235 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9236 was changed from loop to loop_vinfo.
9237 (vect_analyze_data_ref_dependences): Third argument in call to
9238 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9240 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9241 (vect_create_data_ref_ptr): Likewise.
9242 (vect_init_vector): Likewise.
9243 (vect_get_vec_def_for_operand): Likewise.
9244 (vectorizable_assignment): Likewise.
9245 (vectorizable_operation): Likewise.
9246 (vectorizable_store): Likewise.
9247 (vectorizable_load): Likewise.
9248 (vect_update_ivs_after_vectorizer): Likewise.
9249 (vect_is_simple_use): Likewise.
9250 (vect_analyze_data_ref_dependence): Likewise.
9251 (vect_analyze_pointer_ref_access): Likewise.
9252 (vect_can_advance_ivs_p): Likewise.
9254 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9255 before _stmt_vec_info.
9256 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9257 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9258 (new_stmt_vec_info): Argument changed from loop structure to
9259 loop_vect_info structure
9261 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9262 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9263 (vect_create_addr_base_for_vector_ref): Likewise.
9264 (vect_analyze_pointer_ref_access): Likewise.
9266 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9268 PR tree-opt/19768
9269 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9270 phi flag if the phi is abnormal.
9272 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9274 PR tree-opt/19736
9275 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9276 information for the new statement.
9278 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9280 PR driver/19117
9281 * gcc.c (main): Include the target in -v output.
9283 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9285 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9286 Do not drop the extend if we'd have to add a paradoxical subreg
9287 later. Include optabs.h and insn-codes.h.
9288 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9290 2005-02-02 Roger Sayle <roger@eyesopen.com>
9292 PR middle-end/19405
9293 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9294 * fold-const.c (const_binop): Avoid constant folding floating
9295 point operations in modes that use composite representations.
9296 * simplify-rtx.c (simplify_binary_operation): Likewise.
9298 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9300 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9301 a REG, not a MEM.
9302 (altivec_dstt): Likewise.
9303 (altivec_dstst): Likewise.
9304 (altivec_dststt): Likewise.
9305 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9306 of first operand.
9308 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9310 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9311 EXPR_LOCUS from orig_cond to the new cond_stmt.
9312 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9313 the new vec_stmt.
9315 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9317 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9318 standard_iv_increment_position. Remove call to bsi_next
9319 (no need to bump the iterator anymore).
9320 (vect_create_index_for_vector_ref): Call
9321 standard_iv_increment_position. Remove second function argument.
9322 (vect_finish_stmt_generation): Remove call to bsi_next
9323 (no need to bump the iterator anymore).
9324 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9325 to vect_create_index_for_vector_ref.
9327 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9329 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9330 phis are used out of the loop.
9332 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9334 PR c/17807
9335 * c-decl.c (undef_nested_function): New variable.
9336 (pop_scope): Diagnose undefined nested functions.
9337 (finish_function): Don't attempt cgraph processing or genericizing
9338 if current top-level function contained an undefined nested
9339 function. Reset undef_nested_function at the end of a top-level
9340 function.
9342 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9344 * tree.c (build_int_cst_type): Take sign of the value into account
9345 when deciding whether sign extend the value.
9347 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9349 PR c/18502
9350 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9351 (cpp_options, cc1_options): Change %{std*&ansi} to
9352 %{std*&ansi&trigraphs}.
9354 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9356 * cse.c: Update comments.
9358 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9360 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9361 arguments go on the stack. Do not put complex doubles in odd/even
9362 pairs.
9364 2005-02-02 Steven Bosscher <stevenb@suse.de>
9366 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9367 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9368 -ftree-pre, and -fthread-jumps.
9370 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9372 PR tree-optimization/19578
9373 * tree-flow.h (modified_noreturn_calls): Declare.
9374 (noreturn_call_p): Declare.
9375 * tree-flow-inline.h (noreturn_call_p): New function.
9376 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9377 * tree-cfg.c (modified_noreturn_calls): New variable.
9378 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9379 that contain a mid-block noreturn call.
9380 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9382 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9384 * df.c (df_def_record_1, df_uses_record): Don't use
9385 DF_FOR_REGALLOC.
9386 * df.h (DF_FOR_REGALLOC): Remove.
9388 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9390 PR c/19435
9391 * c-typeck.c (really_start_incremental_init): Reset
9392 constructor_max_index for arrays of incomplete type.
9394 2005-02-02 Jeff Law <law@redhat.com>
9396 * gcse.c (struct reg_set): Store the block index where the register
9397 was set rather than the setting insn.
9398 (record_one_set, compute_transp): Corresponding changes.
9399 (pre_insert_copy_insn): Do not call replace_one_set.
9400 (replace_one_set): Remove.
9402 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9404 PR other/15514
9405 * doc/gcov.texi: Fix typo.
9407 2005-02-01 Richard Henderson <rth@redhat.com
9409 PR target/19680
9410 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9411 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9412 type to bool.
9413 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9414 * config/i386/i386-protos.h: Update.
9416 2005-02-01 Steven Bosscher <stevenb@suse.de>
9418 PR tree-optimization/19217
9419 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9420 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9421 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9422 that it is walking a PHI node.
9424 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9426 * doc/extend.texi (Nested Functions): Update.
9428 2005-02-01 Richard Henderson <rth@redhat.com>
9430 PR 19696
9431 * optabs.c (expand_copysign_absneg): Export.
9432 * optabs.h (expand_copysign_absneg): Declare.
9433 * config/rs6000/rs6000.md (copysigntf3): New.
9435 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9437 PR tree-optimization/19633
9438 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9439 * tree-ssa-alias.c (init_alias_info): Initialize.
9440 (merge_pointed_to_info): Set.
9441 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9442 (dump_points_to_info_for): Show value of pt_null.
9443 (struct count_ptr_d): Declare.
9444 (find_ptr_dereference): Remove.
9445 (ptr_is_dereferenced_by): Remove.
9446 (count_ptr_derefs): New local function.
9447 (count_uses_and_derefs): New local function.
9448 (compute_points_to_and_addr_escape): Call it. If the number
9449 of dereferences is greater than zero, mark the pointer as
9450 dereferenced. If there are fewer dereferences than uses of
9451 the pointer, the pointer's value escapes.
9453 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9455 PR tree-optimization/19670
9456 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9457 here...
9458 (verify_use): ... set it here, instead.
9460 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9462 * doc/sourcebuild.texi (Test directives): Fix formatting.
9464 * doc/sourcebuild.texi (Test directives): Describe selector
9465 expressions.
9467 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9469 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9470 specific 64-bit CPUs.
9472 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9474 PR target/16201
9475 * arm.c (arm_eliminable_register): New function.
9476 (adjacent_mem_locations): Don't allow eliminable registers. Use
9477 HOST_WIDE_INT for address offsets.
9478 * arm-protos.h (arm_eliminable_register): Add prototype.
9480 2005-02-01 Steven Bosscher <stevenb@suse.de>
9482 PR optimization/15242
9483 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9484 * basic-block.h (duplicate_computed_gotos): Add prototype.
9485 * bb-reorder.c (duplicate_computed_gotos): New function to
9486 duplicate sufficiently small blocks ending in a computed jump.
9487 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9488 if not optimizing for size.
9489 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9490 never do tail merging for blocks ending in a computed jump.
9491 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9493 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9495 Patch from Richard Sandiford <rsandifo@redhat.com>
9496 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9497 from inheriting a subreg equivalence with a non-spill register.
9499 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9501 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9503 * config/frv/frv.c (movcc_fp_destination_operand): New.
9504 (gpr_or_memory_operand): Fix typo in comment.
9505 (gpr_or_memory_operand_with_scratch): New.
9506 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9507 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9508 movcc_fp_destination_operand.
9509 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9510 Legitimize memory addresses using a scratch register.
9512 2005-01-31 Jeff Law <law@redhat.com>
9514 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9515 bitmap a sparse bitmap instead of a simple bitmap.
9516 (mark_def_sites_initialize_block): Corresponding changes.
9517 (ssa_mark_def_sites_initialize_block): Likewise.
9518 (ssa_mark_phi_uses): Likewise.
9519 (mark_def_site, ssa_mark_def_sites): Likewise.
9520 (mark_def_site_blocks): Likewise.
9521 (rewrite_ssa_into_ssa): Likewise.
9523 * tree-ssa-dom.c (record_cond): Pass correct variable type
9524 for last argument to htab_find_slot_with_hash.
9526 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9527 effects when optimizing 0 % X. Do not try to optimize X % 0.
9529 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9531 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9532 1_mmalua.
9534 2005-02-01 Eric Christopher <echristo@redhat.com>
9536 * config/mips/mips.c (override_options): Warn if -mint64
9537 is used.
9538 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9539 deprecated.
9541 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9543 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9544 timestamp.
9545 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9546 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9547 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9548 (cached_regno): Initialize to INVALID_REGNUM.
9549 (cse_reg_info_table_size,
9550 cse_reg_info_table_first_uninitialized,
9551 cse_reg_info_timestamp): New.
9552 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9553 get_cse_reg_info.
9554 (init_cse_reg_info, get_cse_reg_info_1): New.
9555 (get_cse_reg_info): Cache the last look-up.
9556 (new_basic_block): Update the code to clear mappings from
9557 registers to cse_reg_info entries.
9558 (cse_main): Call init_cse_reg_info.
9560 * cse.c (get_cse_reg_info): Update a comment.
9562 2005-01-31 Steven Bosscher <stevenb@suse.de>
9564 PR c/19333
9565 * c-decl.c (start_decl): Do not warn about arrays of elements with
9566 an incomplete type here.
9567 (grokdeclarator): Do it here by making a pedwarn an error.
9568 * c-typeck.c (push_init_level): If there were previous errors with
9569 the constructor type, do not warn about braces for initializers.
9570 (process_init_element): Likewise for excess initializer elements.
9572 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9574 * cse.c (delete_trivially_dead_insn): Don't iterate.
9576 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9578 * config/rs6000/rs6000.md (copysignsf3): New expand.
9579 (copysigndf3): Likewise.
9581 2005-01-31 Steven Bosscher <stevenb@suse.de>
9583 * recog.c (constrain_operands): Only look for earlyclobber operand
9584 conflicts if an '&' constraint was seen.
9586 2005-01-31 Marc Espie <espie@openbsd.org>
9588 * config.gcc: Don't include embedded systems fragment, switches default
9589 debugging format to ELF.
9590 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9591 longer pick it up there.
9593 2005-01-31 Dale Johannesen <dalej@apple.com>
9595 * doc/extend.texi (nested functions): Fix linkage description.
9596 Clarify that static is not allowed.
9598 2005-01-31 Dale Johannesen <dalej@apple.com>
9600 * config/rs6000/darwin.md (movsf_low_di): Make work.
9601 (movdf_low_di): Make work.
9603 2005-01-31 Dale Johannesen <dalej@apple.com>
9605 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9606 Make work for 64 bit.
9608 2005-01-31 Roger Sayle <roger@eyesopen.com>
9609 Dale Johannesen <dalej@apple.com>
9611 PR middle-end/19650
9612 * fold-const.c (fold_binary_op_with_conditional_arg):
9613 Make types match original operands, before STRIP_NOPS.
9615 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9617 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9618 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9619 (struct gcc_sigcontext): Delete. Merge contents to..
9620 (struct gcc_ucontext): ..here.
9621 (get_sigcontext): Delete.
9622 (get_regs): New function, like get_sigcontext but return regs ptr.
9623 64-bit version finds regs from r1 to support vdso.
9624 (ppc_linux_aux_vector): New function.
9625 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9626 and vector regs.
9628 2005-01-31 Ira Rosen <irar@il.ibm.com>
9630 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9631 sizetype.
9632 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9633 redundant fold. Fix misalignment for MINUS_EXPR.
9634 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9635 (vect_analyze_pointer_ref_access): Likewise.
9636 (vect_get_memtag_and_dr): Likewise.
9638 2005-01-31 Richard Henderson <rth@redhat.com>
9640 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9641 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9642 absnegdf2_i387, absnegxf2_i387): Likewise.
9644 2005-01-31 Richard Henderson <rth@redhat.com>
9646 PR 19696
9647 * optabs.c (expand_copysign_absneg): New.
9648 (expand_copysign_bit): Split out from ...
9649 (expand_copysign): ... here. Use expand_copysign_absneg.
9651 2005-01-30 Roger Sayle <roger@eyesopen.com>
9653 PR middle-end/19697
9654 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9655 constant as the second operand and a register as the third.
9657 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9659 PR target/19704
9660 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9661 that dllimport'd functions do not use all call-clobbered registers
9662 to pass parameters.
9664 2005-01-30 Richard Henderson <rth@redhat.com>
9666 PR 19696
9667 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9668 expand_abs_nojump and generalize. Use operand_subword and
9669 emit_no_conflict_block. Support large modes.
9670 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9671 back to maximum.
9672 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9673 negation to subtraction.
9674 (expand_copysign): Check that the format has signed zeros.
9675 Use operand_subword and emit_no_conflict_block. Support large modes.
9677 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9679 Fix PR tree-optimization/19624
9681 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9682 * tree-ssa-pre.c: Add cfgloop.h.
9683 Update comment.
9684 (pre_stats): New member, constified.
9685 (inserted_exprs): New static variable.
9686 (NECESSARY): New macro.
9687 (create_expression_by_pieces): Fold the expression, and
9688 mark it as defaulting to not necessary. Also put in
9689 inserted_exprs.
9690 (fully_constant_expression): New function.
9691 (insert_into_preds_of_block): Modify to not insert phis when we
9692 are playing with induction variables.
9693 Push phis onto the inserted_exprs vector, and mark them as not
9694 necessary by default.
9695 (insert_aux): Call fully_constant_expression on eprime.
9696 If all edges produce the same value, mark it constant.
9697 (mark_operand_necessary): New function.
9698 (remove_dead_inserted_code): New function.
9699 (init_pre): Init loop optimizer to get loop info.
9700 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9701 (execute_pre): Commit edge inserts, then remove dead code.
9703 2005-01-30 Richard Henderson <rth@redhat.com>
9705 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9706 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9708 2005-01-30 Richard Henderson <rth@redhat.com>
9710 PR target/19700
9711 * config/i386/i386.c (ix86_expand_copysign): New.
9712 (ix86_split_copysign_const): New.
9713 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9714 rearrange op1/nmask operands.
9715 * config/i386/i386-protos.h: Update.
9716 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9717 (copysigndf3): Likewise.
9718 (copysignsf3_const, copysigndf3_const): New.
9719 (copysignsf3_var): Rename from copysignsf3, split out splitter
9720 and fix split predicate for X constraint.
9721 (copysigndf3_var): Similarly.
9723 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9725 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9726 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9727 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9729 2005-01-29 Richard Henderson <rth@redhat.com>
9731 PR target/19690
9732 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9733 of # and * in constraints.
9735 2005-01-29 Richard Henderson <rth@redhat.com>
9737 PR middle-end/19689
9738 * expr.c (store_field): Don't strip sub-mode cast when the input
9739 data is even smaller.
9741 2005-01-29 Richard Henderson <rth@redhat.com>
9743 PR middle-end/19687
9744 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9745 union being empty.
9747 2005-01-29 Richard Henderson <rth@redhat.com>
9749 * combine.c (make_field_assignment): Fix argument order
9750 to gen_int_mode.
9752 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9754 PR tree-optimization/15791
9755 * fold-const.c (extract_array_ref): New function.
9756 (fold): Fold comparisons between &a[i] and &a[j] or
9757 semantically equivalent trees.
9759 2005-01-29 Jeff Law <law@redhat.com>
9761 * gcse.c (insert_expr_in_table): Revamp handling of available
9762 and anticipatable occurrence lists to avoid unnecessary list
9763 walking.
9764 (insert_set_in_table): Similarly.
9766 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9768 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9769 build string type.
9770 (c_build_qualified_type): Build qualified array types with
9771 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9772 * c-decl.c (c_make_fname_decl): Build unqualified array type
9773 before qualified type.
9774 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9775 type is qualified, not just if type itself is. Don't apply
9776 qualifiers to array type when declarator is processed. Apply
9777 qualifiers to field type whether or not it is an array type.
9778 Don't handle array types specially for applying qualifiers to
9779 variables.
9780 * c-typeck.c (composite_type): Build unqualified element type and
9781 array type when forming composite of array types.
9782 (common_pointer_type, comptypes, comp_target_types,
9783 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9784 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9785 types.
9786 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9787 (args2) in variables a1 and a2.
9789 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9791 * cse.c (n_elements_made, max_elements_made): Remove.
9792 (insert): Don't touch n_elements_made.
9793 (cse_main): Don't touch n_elements_made or max_elements_made.
9795 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9797 PR target/15384
9798 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9799 configuration part of dp-bit.c to be lost.
9801 2005-01-28 Roger Sayle <roger@eyesopen.com>
9803 * expmed.c (expand_mult_highpart_optab): When attempting to use
9804 a non-widening multiplication in a wider mode, the operands need
9805 to be converted (zero or sign extended) to that mode.
9807 2005-01-28 Ian Lance Taylor <ian@airs.com>
9809 PR middle-end/16558
9810 PR middle-end/19583
9811 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9812 through if both operands fall through.
9814 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9816 * cse.c (fold_rtx) <PC>: Don't optimize.
9818 2005-01-28 Jeff Law <law@redhat.com>
9820 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9821 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9823 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9825 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9826 cse_reg_info_used_list_end): Remove.
9827 (cse_reg_info_list, cse_reg_info_list_free): New.
9828 (get_cse_reg_info): When allocating an instance of
9829 cse_reg_info, add it to the beginning of the cse_reg_info_list
9830 list. Remove code to maintain cse_reg_info_used_list.
9831 (new_basic_block): Reset the free list to the beginning of
9832 cse_reg_info_list.
9834 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9836 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9837 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9838 (frv_expand_mdpackh_builtin): New function.
9839 (frv_expand_builtin): Use it to expand __MDPACKH.
9840 * doc/extend.texi (__MDPACKH): Update documentation.
9842 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9844 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9845 SSE_FLOAT_MODE_P for use_sse computation.
9847 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9849 PR target/19663
9850 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9852 2005-01-27 Richard Henderson <rth@redhat.com>
9854 * builtins.c (expand_builtin_copysign): New.
9855 (expand_builtin): Call it.
9856 * genopinit.c (optabs): Add copysign_optab.
9857 * optabs.c (init_optabs): Initialize it.
9858 (expand_copysign): New.
9859 * optabs.h (OTI_copysign, copysign_optab): New.
9860 (expand_copysign): Declare.
9862 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9863 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9865 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9866 (ix86_expand_fp_absneg_operator): ... here.
9867 (ix86_split_copysign): New.
9868 * config/i386/i386-protos.h: Update.
9869 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9870 (copysignsf3, copysigndf3): New.
9872 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9873 (copysignsf3, ncopysignsf3): New.
9874 (copysigndf3, ncopysigndf3): New.
9875 (copysignxf3, ncopysignxf3): New.
9876 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9878 2005-01-27 Arend Bayer <arend.bayer@web.de>
9879 Kazu Hirata <kazu@cs.umass.edu>
9881 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9882 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9883 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9884 NULL_RTX.
9886 2005-01-27 Jeff Law <law@redhat.com>
9888 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9889 definitions of SSA_NAMEs which are not being rewritten.
9890 (rewrite_ssa_into_ssa): Only initialize the current definition
9891 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9892 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9893 SSA_NAMEs before returning.
9895 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9897 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9898 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9899 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9900 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9901 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9903 2005-01-27 Steven Bosscher <stevenb@suse.de>
9905 PR middle-end/17278
9906 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9907 higher to -O2 and higher. Likewise for tree PRE.
9908 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9909 and better.
9911 2005-01-27 Ian Lance Taylor <ian@airs.com>
9913 PR middle-end/19583
9914 * gimple-low.c (try_catch_may_fallthru): New static function.
9915 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9916 * tree-inline.c (expand_call_inline): Don't warn about reaching
9917 the end of a non-void function being inlined if the function uses
9918 a return slot.
9920 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9922 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9924 PR c/18946
9925 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9926 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9927 (implicitly_declare): Handle error_mark_node.
9929 2005-01-27 Richard Henderson <rth@redhat.com>
9931 PR tree-opt/14329
9932 * tree.h (struct tree_decl): Add debug_expr_is_from.
9933 (DECL_DEBUG_EXPR_IS_FROM): New.
9934 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9935 * dwarf2out.c (dwarf2out_var_location): Update to match.
9936 * tree-outof-ssa.c (create_temp): Likewise.
9937 * var-tracking.c (track_expr_p): Likewise.
9938 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9939 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9940 * toplev.c (default_tree_printer): Likewise.
9942 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9944 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9945 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9947 2005-01-27 Steven Bosscher <stevenb@suse.de>
9949 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9950 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9951 ASM_CLOBBERS): Add tree checks.
9953 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9954 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9955 * c-common.def (SWITCH_STMT): Update to match.
9956 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9957 macros instead of SWITCH_EXPR ones.
9958 * c-dump.c (c_dump_tree): Likewise.
9959 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9960 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9962 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9964 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9966 * unwind-dw2.c (execute_stack_op): Add missing cases for
9967 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9969 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9971 * config.gcc (Obsolete configurations): Remove 'dummy', add
9972 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9973 sparc-*-openbsd*.
9975 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9977 PR tree-optimization/19633
9978 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9979 CALL_EXPRs.
9980 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9981 are no call-clobbered variables.
9982 * tree-outof-ssa.c (check_replaceable): Return false for calls
9983 with side-effects.
9985 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9987 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9988 even for variables with NULL DECL_INITIAL.
9990 2005-01-26 Stuart Hastings <stuart@apple.com>
9992 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9994 2005-01-26 Richard Henderson <rth@redhat.com>
9996 PR middle-end/18008
9997 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9998 field's type.
9999 * expr.c (store_field): Strip conversions to odd-bit-sized types
10000 if the destination field width matches.
10002 2005-01-26 Richard Henderson <rth@redhat.com>
10004 * c-decl.c, expmed.c, expr.c: Revert last change.
10006 2005-01-26 Richard Henderson <rth@redhat.com>
10008 PR middle-end/18008
10009 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10010 field's type.
10011 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
10012 if we don't need the bits above those present in the current mode.
10013 * expr.c (store_field): Strip conversions to odd-bit-sized types
10014 if the destination field width matches.
10016 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10018 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10019 either -ffast-math or -funsafe-math-optimizations is in use.
10021 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
10023 PR target/19293
10024 PR target/19329
10025 * config/avr/avr.c (notice_update_cc): Only set condition code for
10026 ashrqi3 if shift count > 0.
10027 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
10028 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
10029 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
10030 count <= 0 as a no-op, and shift count >= width by copying zero
10031 or sign bit to all bits of the result.
10032 * config/avr/avr.md (all shifts): Add alternatives for zero shift
10033 count, with attribute "length" set to 0 and "cc" set to "none".
10035 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10037 * doc/invoke.texi: Document -mTLS.
10039 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
10040 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
10041 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
10042 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
10043 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
10044 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
10045 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
10046 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
10048 * configure.ac: Check for a TLS capable gas.
10050 * configure: Regenerate.
10052 2005-01-26 Richard Henderson <rth@redhat.com>
10054 PR middle-end/18008
10055 * combine.c (make_field_assignment): Simplify store to zero_extract
10056 from a source with an overlapping mask.
10058 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10060 2004-11-11 Eric Christopher <echristo@redhat.com>
10062 * config/frv/frv.md: Add fr400_integer automaton. Don't
10063 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
10064 to TYPE_MACC.
10066 2005-01-26 Steven Bosscher <stevenb@suse.de>
10068 PR middle-end/16585
10069 * cfgbuild.c (make_edges): Do not clear or set
10070 current_function_has_computed_jump.
10071 * function.h (struct function): Remove the has_computed_jump field.
10072 (current_function_has_computed_jump): Do not define.
10073 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
10074 in a computed jump. Ignore current_function_has_computed_jump.
10076 2005-01-26 Richard Henderson <rth@redhat.com>
10078 PR middle-end/19515
10079 * expr.c (categorize_ctor_elements): New argument p_must_clear.
10080 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
10081 fully initialized.
10082 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
10083 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
10084 objects into static storage if they have more than one non-zero value.
10085 * tree.h (categorize_ctor_elements): Update decl.
10087 2005-01-26 Steven Bosscher <stevenb@suse.de>
10089 PR middle-end/19616
10090 * tree.h (CALL_EXPR_TAILCALL): Add comment.
10091 * calls.c (check_sibcall_argument_overlap_1): Revert the change
10092 to this function from 2004-07-10.
10093 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
10094 the current function for tail call optimizations if the address
10095 of one of it its arguments is taken.
10097 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
10099 * cse.c (fold_rtx): Call equiv_constant only when necessary.
10101 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
10103 * function.c (expand_function_end): If current_function_calls_alloca,
10104 emit stack restore in a place that is reached when the function falls
10105 through at the end.
10107 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
10109 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
10110 rule to avoid matching inappropriate suffix rule.
10112 2005-01-26 Jan Hubicka <jh@suse.cz>
10114 PR tree-optimization/19241
10115 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10117 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10119 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10120 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10121 of doubling.
10122 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10123 <sim*>: Always use crt1.o, regardless of N in simN.
10124 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10125 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10126 (CRT_CALL_STATIC_FUNCTION): Remove.
10127 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10128 use crt1.o, regardless of N in simN.
10129 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10130 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10131 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10132 case isystem setting.
10133 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10135 2005-01-25 Ian Lance Taylor <ian@airs.com>
10137 * gimple-low.c (block_may_fallthru): Correct handling of
10138 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10140 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10142 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10143 handlers to match indentation; nested under the mtune=* handler.
10144 Similar for mcpu= and march=.
10146 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10148 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10149 * config/mips/linux64.h (LIB_SPEC): Likewise.
10150 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10151 * config/sh/linux.h (LIB_SPEC): Likewise.
10153 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10155 * config/frv/frv.c (frv_legitimize_tls_address): New.
10156 (TARGET_HAVE_TLS): Define.
10157 (FRV_SYMBOL_REF_TLS_P): Define.
10158 (frv_override_options): Handle new register classes.
10159 (frv_legitimate_address_p): Reject tls addresses.
10160 (frv_legitimize_address): Handle TLS addresses.
10161 (gen_inlined_tls_plt): New.
10162 (gen_tlsmoff): New.
10163 (frv_legitimize_tls_address): New.
10164 (unspec_got_name): Add TLS entries.
10165 (got12_operand): Add R_FRV_TLSMOFF12 case.
10166 (frv_emit_move): Fixup TLS addresses.
10167 (frv_emit_movsi): Legitimize TLS addresses.
10169 * config/frv/frv.h (MASK_BIG_TLS): New.
10170 (TARGET_BIG_TLS): New.
10171 (HAVE_AS_TLS): Define.
10172 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10173 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10174 (REG_CLASS_NAMES): Same.
10175 (REG_CLASS_CONTENTS): Same.
10176 (CONSTRAINT_LEN): New.
10177 (REG_CLASS_FROM_CONSTRAINT): New.
10178 (PREDICATE_CODES): Add symbolic_operand.
10180 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10181 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10182 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10183 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10184 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10185 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10186 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10187 GR9_REG, GR14_REG, LRREG.
10188 (type): Add load_or_call attribute.
10189 ("load_or_call"): New reservation.
10190 ("call_gettlsoff"): New.
10191 ("tls_indirect_call"): New.
10192 ("tls_load_gottlsoff12"): New.
10193 ("tlsoff_hilo"): New.
10194 ("tls_tlsdesc_ldd"): New.
10195 ("tls_tlsoff_ld"): New.
10196 ("tls_lddi"): New.
10198 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10200 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10202 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10203 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10204 * config/frv/frv.c (TLS_BIAS): Define.
10205 (frv_output_dwarf_dtprel): New.
10207 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10209 PR rtl-optimization/19579
10210 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10211 both A and B, see if they don't clobber registers the other expr uses.
10213 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10215 * real.c (do_add): Initialize signalling and canonical members.
10217 * real.c (real_from_integer): Zero out destination.
10219 2005-01-18 Jan Hubicka <jh@suse.cz>
10221 PR tree-optimize/19337
10222 * tree-inline.c (initialize_inlined_parameters): Copy
10223 saved_static_chain_decl only.
10225 2005-01-25 Richard Henderson <rth@redhat.com>
10227 PR target/19556
10228 PR target/19584
10229 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10230 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10231 80387 enabled, to return a proper subclass. Return the subset that
10232 overlaps with GENERAL_REGS for PLUS.
10233 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10235 2005-01-25 Richard Henderson <rth@redhat.com>
10237 PR middle-end/19609
10238 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10240 2005-01-25 Roger Sayle <roger@eyesopen.com>
10242 * expmed.c (choose_multiplier): Change interface to return the
10243 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10244 (expand_divmod): Update calls to choose_multiplier.
10246 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10248 PR middle-end/19330
10249 * expmed.c (extract_bit_field): Use adjust_address instead of
10250 gen_lowpart when op0 is a MEM.
10252 2005-01-24 Steven Bosscher <stevenb@suse.de>
10254 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10256 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10258 * config/mips/irix-csr.c: New file.
10259 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10260 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10261 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10262 executables.
10264 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10266 PR bootstrap/19364
10267 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10268 sparc/elf.h, add sparc/sp-elf.h.
10269 (sparc-*-rtems*): Likewise.
10270 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10271 tm-dwarf2.h, add sparc/sp-elf.h.
10272 (sparc86x-*-elf): Likewise.
10273 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10274 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10275 TARGET_OS_CPP_BUILTINS.
10276 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10277 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10278 Undefine it.
10279 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10280 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10281 (SWITCH_TAKES_ARG): Likewise.
10282 (LOCAL_LABEL_PREFIX): Likewise.
10283 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10284 (TARGET_N_FORMAT_TYPES): Delete.
10285 (TARGET_FORMAT_TYPES): Likewise.
10286 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10287 * config/sparc/elf.h: Delete.
10288 * config/sparc/sp-elf.h: New file.
10290 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10292 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10293 * tree-flow.h: Remove the corresponding prototype.
10294 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10295 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10297 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10299 PR target/17751
10300 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10301 for AIX ABI or ELF -fPIC.
10302 (rs6000_emit_load_toc_table): Don't create toc_section here.
10303 (rs6000_xcoff_file_start): Nor here.
10305 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10307 * sh.c (ra.h): Don't #include.
10308 (hard_regs_intersect_p): New function, resurrected from ra.c.
10310 * sh.c: Fix 1996 Copyright.
10312 2005-01-24 Richard Henderson <rth@redhat.com>
10313 Aldy Hernandez <aldyh@redhat.com>
10315 * regrename.c (note_sets): Handle subregs.
10317 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10319 PR bootstrap/18058
10320 * genconditions.c (write_header, write_conditions): Elide file if
10321 not GCC >= 3.0.1.
10323 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10325 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10326 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10327 Update copyright.
10329 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10331 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10332 expand_builtin_printf, expand_builtin_fprintf,
10333 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10334 checking against POINTER_TYPE.
10335 (validate_arglist): Handle POINTER_TYPE code by checking
10336 POINTER_TYPE_P.
10338 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10340 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10341 init_rtlanal): New.
10342 (for_each_rtx): Call for_each_rtx_1.
10343 * rtl.h (init_rtlanal): Declare.
10344 * toplev.c (backend_init): Call init_rtlanal.
10346 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10348 * flow.c (propagate_one_insn): Formatting.
10350 PR middle-end/19551
10351 * flow.c (libcall_dead_p): Be more conservative if unsure.
10352 If there are any instructions between insn and call, see if they are
10353 all dead before saying the libcall is dead.
10355 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10357 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10358 operand constraint for operand 0.
10360 2005-01-23 Richard Henderson <rth@redhat.com>
10362 PR 19486
10363 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10364 edges leading to join block.
10366 2005-01-23 Roger Sayle <roger@eyesopen.com>
10368 * expmed.c (expand_mult_highpart): Make static. Change type of
10369 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10370 (expand_divmod): Updates calls to expand_mult_highpart by using
10371 gen_int_mode to pass a CONST_INT rtx.
10372 * rtl.h (expand_mult_highpart): Remove prototype.
10374 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10376 * flow.c (regset_bytes, regset_size): Remove.
10378 * cfganal.c: Fix a reference to Harvey's paper.
10380 2005-01-23 Steven Bosscher <stevenb@suse.de>
10382 PR rtl-optimization/19464
10383 * tree-optimize.c (init_tree_optimization_passes): Add one more
10384 copyrename pass just before out-of-ssa.
10386 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10388 PR bootstrap/18058
10389 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10390 * ggc-none.c (ggc_free): Define.
10392 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10394 * cse.c (max_reg, max_insn_uid): Remove.
10395 (cse_main): Don't access max_reg or max_insn_uid.
10397 * c-common.c (explicit_flag_signed_bitfields,
10398 lang_statement_code_p, lang_expand_function_end): Remove.
10399 * c-common.h: Remove the corresponding declarations.
10400 * c-opts.c (c_common_handle_option): Remove all write access
10401 to explicit_flag_signed_bitfields.
10403 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10404 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10405 * cgraph.h: Remove the corresponding declaration.
10407 * gcse.c (null_pointer_info): Remove.
10409 2005-01-23 Roger Sayle <roger@eyesopen.com>
10410 Eric Botcazou <ebotcazou@libertysurf.fr>
10412 * combine.c (simplify_logical): Only simplify logical expressions
10413 of the form ior(and(x,y),z) by the inverse distributive law if the
10414 result is cheaper than the original.
10416 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10418 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10419 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10420 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10421 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10422 config/freebsd-spec.h, config/arm/arm.h,
10423 config/h8300/h8300.md, config/i386/i386.md,
10424 config/i386/predicates.md, config/i386/sse.md,
10425 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10426 config/vax/vax.md: Fix comment typos. Follow spelling
10427 conventions.
10429 2005-01-23 Steven Bosscher <stevenb@suse.de>
10431 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10432 tests, instead of `less than'.
10434 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10436 * function.c (assign_parm_setup_block): When creating a new stack slot
10437 for a parameter, get its alignment from the parameter's DECL_ALIGN
10438 rather than the type's TYPE_ALIGN. Make sure that the parameter
10439 is at least word aligned.
10441 2005-01-22 Roger Sayle <roger@eyesopen.com>
10443 PR middle-end/19378
10444 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10446 2005-01-22 Richard Henderson <rth@redhat.com>
10448 PR target/19506
10449 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10450 in both compare operands.
10451 (movdfcc_1_sse_max): Likewise.
10452 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10453 (movdfcc_1_sse): Likewise.
10454 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10455 scratch register as needed.
10457 2005-01-22 Richard Henderson <rth@redhat.com>
10459 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10461 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10463 2005-01-22 Richard Henderson <rth@redhat.com>
10465 * genopinit.c (optabs): Use smin/smax for floating point too.
10466 * doc/md.texi: Update to match. Clarify that floating point
10467 results are undefined for +0/-0 and NaN.
10468 * doc/rtl.texi: Likewise.
10469 * rtl.def (SMIN, SMAX): Likewise
10470 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10472 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10473 leading 's' to the name.
10474 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10475 smaxxf3, sminxf3): Likewise.
10476 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10477 Likewise.
10479 2005-01-22 Paul Brook <paul@codesourcery.com>
10481 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10483 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10485 * config/s390/s390.c (struct processor_costs): New fields
10486 dlgr, dlr, dr, dsgfr, dsgr.
10487 (z900_cost, z990_cost): Values for new fields.
10488 (s390_rtx_costs): New cases MEM und COMPARE in switch
10489 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10490 DIV, MOD, UDIV, UMOD.
10492 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10494 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10495 into the register being decremented.
10496 ("doloop_si31", "doloop_di"): Likewise.
10497 ("*doloop_si_long"): Adapt pattern.
10499 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10501 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10502 access registers.
10503 (CLASS_MAX_NREGS): Likewise.
10505 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10507 * doc/tree-ssa.texi (Statement Operands): Add example for new
10508 must-def macro. Note deprecation of old operands interface.
10510 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10512 PR tree-optimization/19484
10513 * tree-cfg.c (remove_fallthru_edge): New function.
10514 (cleanup_control_flow): Remove fallthru edges from calls that are
10515 now known not to return.
10517 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10519 Fix PR tree-optimization/19038
10520 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10521 copies with loop variant ones.
10523 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10525 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10526 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10527 config/alpha/alpha.md, config/alpha/predicates.md,
10528 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10529 config/sparc/sol2.h: Update copyright.
10531 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10532 first label to see if it is a nonlocal label.
10534 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10535 Andrew Pinski <pinskia@physics.uc.edu>
10537 PR target/19491
10538 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10539 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10541 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10543 * config/rs6000/rtems.h: Update copyright.
10545 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10547 PR target/19548
10548 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10549 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10550 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10552 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10554 PR c/18809
10555 * c-typeck.c (convert_arguments): Check for error_mark_node.
10557 2005-01-21 Ian Lance Taylor <ian@airs.com>
10559 PR tree-optimization/13000
10560 * tree-inline.c: Include "tree-flow.h".
10561 (expand_call_inline): If warn_return_type, warn if non-void inline
10562 function falls through.
10563 * tree-cfg.c (execute_warn_function_return): Don't warn about
10564 control reaching end if TREE_NO_WARNING is set. Set
10565 TREE_NO_WARNING.
10566 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10567 has been lowered.
10568 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10569 branch if we don't need one.
10570 * c-typeck.c: Include "tree-flow.h"
10571 (c_finish_bc_stmt): Don't add a goto if the current statement
10572 list doesn't fall through to the current point.
10574 2005-01-21 Roger Sayle <roger@eyesopen.com>
10576 PR rtl-optimization/576
10577 * real.c (real_arithmetic): Change return type from void to bool
10578 to return an indication that the result may be inexact.
10579 * real.h (real_arithmeric): Update prototype.
10580 * fold-const.c (const_binop): Don't constant fold floating
10581 point expressions when the user specifies -frounding-math and
10582 the result may depend upon the run-time rounding mode.
10583 (fold_convert_const_real_from_real): Clean-up.
10584 (fold_initializer): Ignore flag_rounding_math for initializers.
10585 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10586 constant fold FP operations with flag_rounding_math if the
10587 result may depend upon the run-time rounding mode.
10589 2005-01-21 Tom Tromey <tromey@redhat.com>
10591 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10593 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10595 * tree-cfg.c: Fix comment typos.
10597 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10599 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10600 around the call to rest_of_handle_branch_target_load_optimize.
10602 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10604 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10605 (sparc64-*-openbsd*): Likewise.
10606 (sparclite-*-elf*): Include tm-dwarf2.h.
10607 (sparc86x-*-elf*): Likewise.
10608 (sparc64-*-elf*): Likewise.
10609 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10610 (DBX_DEBUGGING_INFO): Likewise.
10611 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10612 (PREFERRED_DEBUGGING_TYPE): Likewise.
10613 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10614 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10615 (PREFERRED_DEBUGGING_TYPE): Likewise.
10616 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10617 (PREFERRED_DEBUGGING_TYPE): Likewise.
10618 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10620 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10622 PR target/18701
10623 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10625 2005-01-20 Paul Brook <paul@codesourcery.com>
10627 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10629 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10631 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10632 label is first in a sequence of labels.
10634 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10636 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10637 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10639 * doc/sourcebuild.texi (Test Directives): New.
10641 2005-01-20 Roger Sayle <roger@eyesopen.com>
10643 * real.c (real_floor): Don't leave the result uninitialized when
10644 mode is VOIDMode, but return the unrounded intermediate value.
10645 (real_ceil): Likewise.
10647 2005-01-20 Paul Brook <paul@codesourcery.com>
10649 * config/arm/arm.md (insv): Use gen_int_mode.
10651 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10653 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10654 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10655 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10656 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10657 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10659 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10661 Fix PR debug/19124
10662 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10663 fbreg, so we have to assume we can't.
10664 (loc_descriptor_from_tree_1): Ditto.
10665 (containing_function_has_frame_base): New function.
10666 (add_location_or_const_value_attribute): Use it.
10667 Also try to generate a frame_base from a single element location
10668 list.
10670 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10672 PR tree-optimization/15349
10673 * timevar.def (TV_TREE_MERGE_PHI): New.
10674 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10675 PHI_WANTED.
10676 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10677 calls to tree_forwarder_block_p.
10678 (remove_forwarder_block_with_phi, merge_phi_nodes,
10679 gate_merge_phi, pass_merge_phi): New.
10680 * tree-optimize.c (init_tree_optimization_passes): Add
10681 pass_merge_phi.
10682 * tree-pass.h: Add an extern for pass_merge_phi;
10684 2005-01-20 Richard Henderson <rth@redhat.com>
10686 PR target/19418
10687 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10688 (_mm_castps_pd, _mm_castps_si128): New.
10689 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10691 2005-01-20 Richard Henderson <rth@redhat.com>
10693 PR target/19530
10694 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10695 __builtin_ia32_vec_init_v2si.
10696 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10697 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10698 (ix86_init_mmx_sse_builtins): Create it.
10699 (ix86_expand_builtin): Expand it.
10700 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10701 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10702 (vec_extractv2si_0, vec_extractv2si_1): New.
10704 2005-01-20 Richard Henderson <rth@redhat.com>
10706 PR target/16533
10707 * config/i386/i386.c (ix86_expand_push): New.
10708 * config/i386/mmx.md (push<MMXMODE>1): New.
10709 * config/i386/sse.md (push<SSEMODE>1): New.
10710 * config/i386/i386-protos.h: Update.
10712 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10714 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10715 copyright.
10717 2005-01-20 Richard Henderson <rth@redhat.com>
10719 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10720 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10722 2005-01-19 Richard Henderson <rth@redhat.com>
10724 PR target/19350
10725 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10726 to V4SFmode in SSE1 fallback load path.
10728 2005-01-19 Richard Henderson <rth@redhat.com>
10730 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10731 in QImode expansion to ix86_expand_vector_set.
10732 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10734 2005-01-19 Richard Henderson <rth@redhat.com>
10736 PR target/19511
10737 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10738 subclass of the input class.
10739 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10740 Always true for cross-SSE1 classes. Rationalize conditionals.
10741 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10742 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10743 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10744 (movdi_2): Add MMX/SSE zeros.
10745 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10746 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10747 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10748 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10749 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10750 (zero_extendsidi2_rex64_1): Remove.
10751 (MOV0 peephole): Check GENERAL_REG_P.
10753 2005-01-19 Richard Henderson <rth@redhat.com>
10755 PR target/19427
10756 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10757 shufps elements.
10758 (ix86_expand_vector_extract): Likewise.
10760 2005-01-19 Richard Henderson <rth@redhat.com>
10762 PR middle-end/19304
10763 * expr.c (emit_move_change_mode): New argument force; use
10764 simplify_gen_subreg if true.
10765 (emit_move_via_alt_mode): Merge into ...
10766 (emit_move_via_integer): ... here.
10767 (emit_move_ccmode): Use emit_move_change_mode directly.
10769 2005-01-19 Richard Henderson <rth@redhat.com>
10771 PR target/19518
10772 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10773 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10774 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10775 rtl if true.
10776 (alpha_emit_set_const): Likewise. Make static.
10777 (alpha_emit_set_long_const): Make static.
10778 (alpha_extract_integer): Split out from alpha_expand_mov.
10779 (alpha_split_const_mov): Likewise.
10780 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10781 (alpha_legitimate_constant_p): New.
10782 * config/alpha/alpha-protos.h: Update.
10783 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10784 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10785 * config/alpha/alpha.md (movsi): Add n alternative.
10786 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10787 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10788 (splitters for all of the above): Use alpha_split_const_mov.
10789 * config/alpha/predicates.md (non_add_const_operand): New.
10790 (non_zero_const_operand): New.
10791 (input_operand): Use alpha_legitimate_constant_p after reload.
10793 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10795 PR tree-optimization/19038
10796 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10797 (add_candidate): Add ivs with increment in latch only if
10798 allow_ip_end_pos_p is true.
10799 (determine_iv_cost): Use empty_block_p.
10801 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10803 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10804 (compute_dominance_frontiers): Ditto.
10806 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10808 PR target/19529
10809 * config/sh/t-rtems: New.
10810 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10812 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10814 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10815 the offset of the selected field.
10817 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10819 * tree-cfg.c (remove_forwarder_block): Fix the check to
10820 prevent a nonlocal label from appearing in the middle of a
10821 basic block.
10823 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10825 PR rtl-optimization/19462
10826 * reorg.c (find_end_label): Create return insn only if
10827 current_function_epilogue_delay_list is empty.
10829 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10831 * doc/passes.texi: Remove paragraph mentioning new-ra.
10833 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10835 PR rtl-optimization/15139
10836 * combine.c: Include params.h.
10837 (count_rtxs): New function.
10838 (record_value_for_reg): If replace_rtx would replace at least
10839 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10840 (clobber (const_int 0)) instead of TEM.
10841 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10842 * params.h (MAX_LAST_VALUE_RTL): New.
10843 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10844 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10846 PR c/17297
10847 * c-typeck.c (digest_init): Only call build_vector if all constructor
10848 elements are *_CST nodes.
10849 * gimplify.c (gimplify_init_constructor): Likewise.
10851 PR middle-end/19164
10852 * c-typeck.c (digest_init): Only call build_vector if inside_init
10853 is a CONSTRUCTOR.
10855 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10857 * toplev.c (init_asm_output): Remove dead #ifdef.
10859 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10861 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10863 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10865 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10866 accessing DECL_FUNCTION_CODE.
10867 * dojump.c (do_jump): Likewise.
10868 * gimplify.c (gimplify_call_expr): Likewise.
10869 * predict.c (expr_expected_value): Likewise.
10870 (strip_builtin_expect): Likewise.
10871 * tree-inline.c (estimate_num_insns_1): Likewise.
10872 * tree-ssa-loop-im.c (stmt_cost): Likewise
10873 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10874 (tree_expr_nonnegative_p): Likewise.
10876 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10878 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10879 variant of the load_pcrel_sym pattern.
10880 * config/sparc/sparc.md (P macro): Move to the top.
10881 (load_pcrel_sym): Macroize using P.
10882 (save_register_window): Likewise.
10884 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10886 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10887 ("sordered"): Same.
10889 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10891 PR C/19472
10892 * c-typeck.c (build_asm_expr): Strip nops off
10893 input memory operands.
10895 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10897 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10898 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10899 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10900 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10902 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10904 PR target/19379
10905 * config/i386/i386.c (override_options): If the 80387 is disabled,
10906 then do not return FP values using FP registers.
10908 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10910 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10911 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10912 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10913 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10914 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10915 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10916 output.h, postreload-gcse.c, postreload.c, recog.c,
10917 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10918 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10919 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10920 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10921 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10922 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10923 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10924 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10926 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10927 config/alpha/alpha.c, config/arm/vfp.md,
10928 config/i386/emmintrin.h, config/i386/i386-modes.def,
10929 config/i386/i386-protos.h, config/i386/i386.h,
10930 config/i386/pmmintrin.h, config/i386/ppro.md,
10931 config/i386/predicates.md, config/i386/xmmintrin.h,
10932 config/i860/i860.c, config/ia64/ia64-modes.def,
10933 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10934 config/ia64/ia64.md, config/ia64/itanium1.md,
10935 config/ia64/itanium2.md, config/ia64/predicates.md,
10936 config/iq2000/iq2000.h, config/mips/linux64.h,
10937 config/rs6000/aix41.h, config/rs6000/aix43.h,
10938 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10939 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10940 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10941 config/sparc/linux64.h, config/sparc/litecoff.h,
10942 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10943 config/sparc/sparc.h, config/sparc/sparc.md,
10944 config/sparc/sysv4-only.h: Update copyright.
10946 2005-01-18 Richard Henderson <rth@redhat.com>
10948 PR target/19496
10949 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10951 2005-01-18 Marc Espie <espie@openbsd.org>
10952 * config/i386/openbsdelf.h: Typo.
10954 2005-01-18 Richard Henderson <rth@redhat.com>
10956 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10957 special case for sse.
10958 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10960 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10962 * tree-inline.c (estimate_num_insns_1): Added cases for
10963 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10965 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10967 PR rtl-optimization/19296
10968 * combine.c (simplify_comparison): Rewrite the condition under
10969 which a non-paradoxical SUBREG of a PLUS can be lifted when
10970 compared against a constant.
10972 2005-01-18 Andi Kleen <ak@muc.de>
10974 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10975 * c.opt (-Wpointer-sign): Add.
10976 * doc/invoke.texi: (-Wpointer-sign): Add.
10978 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10980 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10981 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10982 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10983 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10984 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10985 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10986 for TARGET_MIX_SSE_I387.
10987 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10988 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10989 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10990 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10991 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10992 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10993 TARGET_MIX_SSE_I387.
10994 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10995 from expander.
10997 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10999 PR target/19424
11000 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
11001 Add movaps alternative for xmm reg->reg move.
11003 2005-01-17 Jeff Law <law@redhat.com>
11005 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
11006 at the end of the main DOM loop rather than just before DOM exits.
11008 2005-01-17 Diego Novillo <dnovillo@redhat.com>
11010 PR tree-optimization/19121
11011 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
11012 adding aliases to a name tag, also add them to the pointer's
11013 type tag.
11014 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
11015 sensitive alias info at all. Only check that the two pointers
11016 have compatible pointed-to sets.
11017 * tree-ssa.c (verify_name_tags): Verify that the alias set of
11018 a pointer's type tag is a superset of the alias set of the
11019 pointer's name tag.
11021 2005-01-17 James E Wilson <wilson@specifixinc.com>
11023 PR target/19357
11024 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
11025 comment to document why.
11027 2005-01-17 Richard Henderson <rth@redhat.com>
11029 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
11030 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
11031 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
11032 sse2_vmsminv2df3_finite): New.
11033 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
11034 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
11035 Force op1 into register.
11037 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
11039 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
11040 bubblestrap from always rebuilding build directory.
11042 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
11044 * config/s390/s390.md ("*clc"): Remove incorrect '='.
11045 ("*cmpmem_short"): Likewise.
11047 2005-01-17 Steven Bosscher <stevenb@suse.de>
11049 * basic-block.h: Document BB_* flags.
11050 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
11051 use an sbitmap instead.
11052 * sched-rgn.c (compute_trg_info): Likewise.
11054 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
11056 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
11057 redundant target_cpu_default and extra_parts lines. Use the default
11058 "from-abi" ISA.
11059 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
11060 (SUBTARGET_EXTRA_SPECS): Delete.
11061 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
11062 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
11063 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
11064 and "n32" for -mabi=n32.
11066 2005-01-17 Ian Lance Taylor <ian@airs.com>
11068 PR c/5675
11069 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
11070 fold constant variables into initial values.
11072 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11074 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
11076 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
11077 through the statements backward.
11079 2005-01-17 Ian Lance Taylor <ian@airs.com>
11081 PR middle-end/13127:
11082 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
11083 a variable set to the return value of the inlined function.
11085 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
11087 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
11088 when modes are tieable.
11090 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
11092 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
11093 of pthread_create to find out if threads are enabled.
11094 * gthr-posix95.h (__gthread_active_p): Likewise.
11096 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11098 * common.opt (-fnew-ra): Remove.
11099 * ra*.*: Remove.
11100 * toplev.h (flag_new_regalloc): Remove.
11101 * Makefile.in (ra*.*): Don't mention.
11102 * passes.c (rest_of_handle_new_regalloc): Remove.
11103 (rest_of_handle_combine, rest_of_compilation): Always consider
11104 flag_new_regalloc as false.
11105 * doc/invoke.texi: Don't document -fnew-ra.
11107 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11109 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
11110 last parameter to reg_scan.
11111 * loop.c (loop_optimize): Likewise.
11112 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
11113 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
11114 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11115 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11116 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
11117 * regclass.c (reg_scan): Likewise, for the declaration.
11118 * rtl.h (reg_scan): Likewise, for the prototype.
11120 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11122 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11123 mark_dfs_back_edges.
11125 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11127 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11128 (compute_avail): Uses don't go in tmp_gen.
11130 2005-01-16 Steven Bosscher <stevenb@suse.de>
11132 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11133 loop to look for a free slot in a page entry.
11135 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11137 PR target/16304
11138 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11139 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11140 just before targetm.asm_out.file_end.
11141 * tree.h (process_pending_assemble_output_defs): Declare.
11142 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11143 New functions.
11144 (assemble_alias): Defer generation of assembly code for defines when
11145 TARGET_DEFERRED_OUTPUT_DEFS is true.
11146 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11147 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11148 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11150 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11152 PR target/19336
11153 * pa.c (pa_scalar_mode_supported_p): New function.
11154 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11155 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11157 * pa-protos.h (prefetch_operand): Delete.
11158 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11159 * pa.c (prefetch_operand): Delete.
11160 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11161 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11162 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11163 and prefetch_nocc_operand.
11164 * pa.md (prefetch): Rework to avoid reload problems handling short
11165 displacements when a cache control completer needs to be provided.
11166 (prefetch_32, prefetch_64): Delete.
11167 (prefetch_cc, prefetch_nocc): New patterns.
11169 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11171 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11173 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11175 PR ada/19388
11176 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11177 exceeds maximum alignment for global common data.
11178 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11179 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11181 2004-01-15 Roger Sayle <roger@eyesopen.com>
11183 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11185 2004-01-15 Roger Sayle <roger@eyesopen.com>
11187 * harg-reg-set.h (reg_class_names): Prototype global array.
11188 * regclass.c (reg_class_names): Declare here and initialize to
11189 REG_CLASS_NAMES.
11190 (dump_regclass): Remove local declaration of reg_class_names.
11191 (regclass): Likewise.
11192 * cfg.c (dump_flow_info): Likewise.
11193 * ra-debug.c (reg_class_names): Likewise.
11194 * regrename.c (reg_class_names): Likewise.
11195 * reload.c (reg_class_names): Likewise.
11196 * reload1.c (spill_failure): Likewise.
11197 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11199 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11201 * config/s390/s390.md ("reload_outti"): Remove predicate for
11202 output operand. Abort if operand is not a MEM.
11203 ("reload_outdi", "reload_outdf"): Likewise.
11205 2005-01-15 Marc Espie <espie@openbsd.org>
11207 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11208 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11209 * config/openbsd.h: Fix C++ includes for native configurations.
11210 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11211 Add trampoline support.
11212 * config/i386/openbsdelf.h: New.
11214 2005-01-15 Marc Espie <espie@openbsd.org>
11216 * collect2.c (main): Explicitly parse -dynamic-linker option.
11218 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11220 PR tree-optimization/19060
11221 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11222 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11223 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11224 and handle extract_range_from_cond returning false.
11225 * fold-const.c (fold): Optimize comparisons with min/max even for
11226 width > HOST_BITS_PER_WIDE_INT.
11228 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11230 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11231 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11232 Remove little endian multilib variants.
11233 Add mips32 multilib variant.
11235 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11237 * explow.c (copy_all_reg, stabilize): Remove.
11238 * expr.h: Remove the corresponding prototypes.
11240 * rtlanal.c (regs_set_between_p): Remove.
11241 * rtl.h: Remove the corresponding prototype.
11243 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11245 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11246 to rs6000_nonimmediate_operand.
11247 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11248 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11249 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11250 rs6000_nonimmediate_operand.
11251 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11252 rs6000_nonimmediate_operand.
11254 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11256 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11258 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11260 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11261 on e500v2.
11262 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11263 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11265 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11266 (rs6k_nonimmediate_operand): New.
11267 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11268 correctly.
11269 (legitimate_lo_sum_address_p): Same.
11270 (rs6000_legitimize_address): Same.
11271 (rs6000_legitimize_reload_address): Same.
11272 (rs6000_legitimate_address): Same.
11273 (spe_build_register_parallel): Pass DF and DC modes in a DI
11274 register.
11276 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11277 to rs6k_nonimmediate_operand.
11279 * config/rs6000/spe.md ("*frob_df_di"): New.
11280 ("*frob_di_df"): New.
11281 ("*frob_di_df_2"): New.
11282 ("*mov_sidf_e500_subreg0"): New.
11283 ("*mov_sidf_e500_subreg4"): New.
11284 ("*movdf_e500_double"): Change predicate to
11285 rs6k_nonimmediate_operand.
11287 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11289 * postreload.c (move2add_note_store): Only call
11290 trunc_int_for_mode on scalar integers.
11292 2005-01-14 Steven Bosscher <stevenb@suse.de>
11294 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11295 replace BB_VISITED uses.
11296 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11297 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11298 (tree_dce_done): Free visited_control_parents.
11299 (perform_tree_ssa_dce): Allocate and clear it.
11300 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11301 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11302 instead of BB_VISITED.
11304 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11306 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11307 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11308 Remove unused prototypes.
11310 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11312 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11313 64-bit register usage.
11314 (spe_func_has_64bit_regs_p): Add FIXME note.
11316 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11318 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11319 flag_finite_math_only with flag_unsafe_math_optimizations.
11321 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11323 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11324 end-of-stack check.
11325 (__tpf_eh_return): Copy TPF private stack area from the module
11326 boundary stack frame. Add check for when module addresses are
11327 equal, but no stub address is found.
11329 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11331 PR target/7525
11332 * arm.h (struct machine_function): Add call_via field.
11333 (thumb_call_via_label): Declare.
11334 * arm.c (thumb_call_via_label): New variable.
11335 (thumb_call_reg_needed): New variable.
11336 (arm_output_function_epilogue): For Thumb code, output any per-function
11337 call-indirect trampolines.
11338 (thumb_call_via_reg): New function.
11339 (arm_file_end): New function.
11340 (TARGET_ASM_FILE_END): Call arm_file_end.
11341 (aof_file_end): Likewise.
11342 * arm-protos.h (thumb_call_via_reg): Declare.
11343 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11344 thumb_call_via_reg in normal case.
11346 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11348 PR middle-end/19084
11349 PR rtl-optimization/19348
11350 * recog.c (peephole2_optimize): Do global life update if some peephole
11351 decides it doesn't need at least one of its inputs and that change
11352 influences liveness at the start of the basic block.
11354 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11355 arguments instead of 1.
11357 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11359 PR middle-end/18820
11360 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11361 zero for nested functions needing a static chain or functions
11362 with a non-constant address.
11364 2005-01-13 Roger Sayle <roger@eyesopen.com>
11366 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11367 (and (sign_extend X) C) into (zero_extend (and X C)).
11369 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11371 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11373 2005-01-13 Richard Henderson <rth@redhat.com>
11375 PR target/19009
11376 PR target/19250
11377 PR target/19252
11378 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11379 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11380 not just TARGET_SSE.
11381 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11382 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11383 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11384 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11385 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11386 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11387 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11388 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11389 (movdicc_c_rex64): Rename with '*'.
11390 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11391 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11392 (movsfcc_1_387): Rename from movsfcc_1.
11393 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11394 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11395 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11396 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11397 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11398 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11399 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11400 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11401 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11402 sse_movdfcc_const0_4): Remove.
11403 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11404 recognize min/max early. Update for changed sse cmove patterns.
11405 (ix86_split_sse_movcc): New.
11406 * config/i386/i386-protos.h: Update.
11408 2005-01-13 Steven Bosscher <stevenb@suse.de>
11410 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11411 (fix_stmt_v_may_defs): Likewise.
11413 2005-01-13 Richard Henderson <rth@redhat.com>
11415 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11416 for converting the mask.
11418 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11420 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11421 definition to 600.
11423 2005-01-13 Richard Henderson <rth@redhat.com>
11425 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11426 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11427 IX86_BUILTIN_MOVDQ2Q): Remove.
11428 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11429 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11430 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11431 shuffling.
11432 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11433 (sse2_pextrw): Fix immediate constraint.
11434 (sse2_loadq, sse2_loadq_rex64): Remove.
11435 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11436 Use __builtin_ia32_vec_ext_<size>.
11437 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11439 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11441 * function.c (assign_parm_setup_block): Look inside original
11442 entry_parm when inspecting PARALLEL.
11444 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11445 Joel Sherrill <joel@oarcorp.com>
11447 PR target/19399
11448 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11449 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11450 rtems_gxx_recursive_mutex_init.
11451 (__gthread_recursive_mutex_lock): New function.
11452 (__gthread_recursive_mutex_trylock): Likewise.
11453 (__gthread_recursive_mutex_unlock): Likewise.
11455 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11457 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11459 2005-01-13 Jan Beulich <jbeulich@novell.com>
11461 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11462 (ashrti3_internal): Indicate output is early clobber. Generate result
11463 into output rather than first input. Use move for low word of output
11464 if shift count is exactly 64.
11465 (lshrti3_internal): Likewise.
11467 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11469 PR target/18329
11470 PR target/18330
11471 * reload1.c (delete_output_reload): Don't delete an output reload
11472 if the pseudo lives longer than a single basic block. Adjust and
11473 improve wording of comment.
11475 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11477 PR target/19334
11478 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11479 of TYPE_SIZE where we mean the number of bytes.
11481 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11483 * function.c (assign_parm_setup_block): Relax condition on
11484 multi-register optimization.
11486 2005-01-12 Nick Clifton <nickc@redhat.com>
11488 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11489 an "in_delay_slot" attribute of "no" to prevent them being used in
11490 delay slots. This is forbidden because they might generate
11491 exceptions.
11493 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11495 PR target/19389
11496 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11497 with r->Y and Y->r.
11499 2005-01-12 Nick Clifton <nickc@redhat.com>
11501 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11502 passed on to GAS) but do not define, as GAS no longer supports or
11503 needs the -m2000 option.
11505 2005-01-11 Roger Sayle <roger@eyesopen.com>
11507 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11508 type as args of unprototyped builtins aren't automatically promoted.
11509 (fold_builtin_abs): Likewise.
11511 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11513 * Makefile.in: Set a `build-warn' variable.
11515 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11517 PR tree-optimization/17949
11518 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11519 (find_interesting_uses_address): Use it.
11521 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11523 * regrename.c (kill_value): Handle subreg's that won't simplify.
11525 2005-01-11 Richard Henderson <rth@redhat.com>
11527 PR target/13366
11528 * config/i386/i386.h (enum ix86_builtins): Move ...
11529 * config/i386/i386.c: ... here.
11530 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11531 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11532 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11533 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11534 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11535 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11536 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11537 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11538 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11539 IX86_BUILTIN_LOADDDUP): Remove.
11540 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11541 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11542 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11543 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11544 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11545 (ix86_init_builtins): Make static.
11546 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11547 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11548 if all the modes match. Otherwise, fake it.
11549 (get_element_number, ix86_expand_vec_init_builtin,
11550 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11551 (ix86_expand_builtin): Make static. Update for changed builtins.
11552 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11553 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11554 (ix86_expand_vector_init_duplicate): New.
11555 (ix86_expand_vector_init_low_nonzero): New.
11556 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11557 Split out from ix86_expand_vector_init; handle integer modes.
11558 (ix86_expand_vector_init): Use them.
11559 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11560 * config/i386/i386-protos.h: Update.
11561 * config/i386/predicates.md (reg_or_0_operand): New.
11562 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11563 (movv2sf_internal): Likewise. And a splitter to match them all.
11564 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11565 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11566 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11567 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11568 (mmx_pinsrw): Fix operand ordering.
11569 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11570 rather than sse_loadss expander.
11571 (movv2df splitter): Similarly.
11572 (sse_loadss, sse_loadlss): Remove.
11573 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11574 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11575 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11576 (sse3_movddup): Rename with '*'.
11577 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11578 (sse2_loadsd): Remove.
11579 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11580 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11581 (sse2_pinsrw): Fix argument ordering.
11582 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11583 (sse2_stored): Remove 'r' destination.
11584 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11585 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11586 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11587 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11588 vec_extractv16qi, vec_initv16qi): New.
11590 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11591 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11592 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11593 constructor form.
11594 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11595 (_mm_load_si128, _mm_store_si128): Likewise.
11596 (_mm_load1_pd): Use _mm_set1_pd.
11597 (_mm_load_sd): Use _mm_set_sd.
11598 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11599 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11600 (_mm_set_epi64): Use _mm_set_epi64x.
11601 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11602 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11603 _mm_setr_epi8): Use _mm_set_foo form.
11604 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11605 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11606 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11607 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11608 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11609 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11610 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11611 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11612 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11613 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11614 (_mm_movedup_pd): Use _mm_shuffle_pd.
11615 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11616 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11617 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11618 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11619 Use _mm_setzero_ps.
11620 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11621 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11622 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11623 (_mm_store_ps): Use raw dereference.
11624 (_mm_store1_ps): Use _mm_storeu_ps.
11625 (_mm_storer_ps): Use _mm_store_ps.
11626 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11627 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11629 2005-01-11 Stan Shebs <shebs@apple.com>
11631 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11632 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11634 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11636 PR target/18761
11637 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11638 Skip all DECLs except for FIELD_DECLs.
11640 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11642 * config/s390/s390.c (override_options): Return error if
11643 -mbackchain, -mpacked-stack and -mhard-float are used together.
11644 (s390_va_start): Remove the backchain && packed-stack special case.
11645 (s390_gimplify_va_arg): Likewise.
11646 * doc/invoke.texi: Remove the ABI incompatibility note.
11648 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11650 * config/s390/s390.c (struct s390_frame_layout): Remove
11651 save_backchain_p.
11652 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11653 save_backchain_p with TARGET_BACKCHAIN.
11655 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11657 PR target/18916
11658 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11659 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11660 * function.c (locate_and_pad_parm): Set new field.
11661 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11662 Tweak where_pad test to include "none". Always set mem align for
11663 stack_parm.
11664 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11665 not sufficient for type.
11666 (assign_parm_setup_block): If stack_parm is zero on entry, always
11667 make a new stack local. Block move old stack parm if necessary
11668 to new aligned stack local.
11669 (assign_parm_setup_stack): Use a block move to handle
11670 potentially misaligned entry_parm.
11671 (assign_parms_unsplit_complex): Specify required alignment when
11672 creating stack local.
11673 * calls.c (compute_argument_addresses): Override alignment of stack
11674 arg calculated from its type with the alignment given by
11675 FUNCTION_ARG_BOUNDARY.
11676 (store_one_arg): Likewise.
11678 2005-01-11 Jan Beulich <jbeulich@novell.com>
11680 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11681 Change respective itanium_class attribute to ialu.
11682 (shladdp4_internal): New.
11683 * config/ia64/predicates.md (shladd_log2_operand): New.
11685 2005-01-11 Richard Henderson <rth@redhat.com>
11687 * expr.c (store_constructor): Use rtvec_alloc instead of
11688 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11690 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11692 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11694 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11696 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11697 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11698 (TARGET_RWRELOC): Define.
11699 (ia64_rwreloc_section_type_flags): Delete.
11700 (ia64_section_type_flags): New function.
11701 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11702 (TARGET_RWRELOC): Define.
11704 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11706 PR target/18987
11707 * config/ia64/ia64.c (process_set): For alloc insn, only call
11708 process_epilogue is !frame_pointer_needed.
11710 2005-01-10 Roger Sayle <roger@eyesopen.com>
11712 PR c++/19355
11713 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11714 unary operator and can't be treated as a binary/comparison operator.
11716 2005-01-10 Richard Henderson <rth@redhat.com>
11718 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11719 (ix86_return_in_memory): Likewise.
11720 (function_arg_advance): Likewise. Mirror structure in function_arg
11721 for choosing register to advance.
11723 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11725 * tree-vectorizer.c, tree.def: Fix comment typos.
11727 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11729 * config/s390/s390.c (struct processor_costs): 4 new fields:
11730 ddbr, ddr, debr, der.
11731 (s390_rtx_costs): More precise handling of divide instructions.
11733 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11735 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11737 2005-01-10 Jan Beulich <jbeulich@novell.com>
11739 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11740 names resulting from -ffunction-sections/-fdata-sections and linkonce
11741 ones.
11742 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11743 based on the section name. Rearrange the section name comparison logic
11744 slightly so that each section name is compared against at most once.
11746 2005-01-10 Ben Elliston <bje@au.ibm.com>
11748 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11749 targets for which -fPIC reduces limitations on the GOT size.
11751 2005-01-09 Falk Hueffner <falk@debian.org>
11753 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11754 X/C1 cmpop C2.
11756 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11758 PR target/18720
11759 * collect2.c (main): Set aixrtl_flag for -brtl option.
11760 (resolve_lib_name): Search for .so file extension before .a
11761 if aixrtl_flag set.
11763 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11765 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11766 (vect_analyze_data_refs_alignment): Add dump prints.
11768 2005-01-09 Ira Rosen <irar@il.ibm.com>
11770 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11771 expr_invariant_in_loop_p.
11772 Initialize outputs first thing in the function.
11773 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11774 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11775 (vect_analyze_pointer_ref_access): Check that the initial condition of
11776 the access function is loop invariant.
11778 2005-01-09 Richard Henderson <rth@redhat.com>
11780 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11781 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11782 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11783 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11784 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11785 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11786 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11787 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11788 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11789 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11790 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11791 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11792 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11793 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11794 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11795 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11796 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11797 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11798 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11799 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11800 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11801 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11802 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11803 mmx_ prefix.
11804 (mmx_clrdi, pavgusb): Remove.
11805 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11806 with leading sse_ prefix.
11807 * config/i386/sse.md: Receive them.
11808 * config/i386/mmx.md: New file.
11809 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11810 (subrv2sf3): Turn into expander for normal subtraction.
11811 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11812 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11813 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11814 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11815 commutative; use ix86_binary_operator_ok.
11816 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11817 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11818 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11819 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11820 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11821 Macroize from existing patterns; use ix86_binary_operator_ok.
11822 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11823 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11824 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11825 with vec_select+vec_concat.
11826 (mmx_pshufw, mmx_pshufw_1): Likewise.
11827 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11828 (mmx_uavgv4hi3): Model correctly.
11829 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11830 _mm_xor_si64): Remove casts.
11832 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11834 PR tree-optimization/19224
11835 * tree-scalar-evolution.c (get_instantiated_value,
11836 set_instantiated_value): New functions.
11837 (instantiate_parameters_1): Cache the results.
11838 (instantiate_parameters, resolve_mixers): Initialize and free
11839 the cache.
11841 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11843 * config/i386/i386.md (addhi_4): Correct reference in comment.
11844 (addqi_4): Same.
11846 2005-01-08 Richard Henderson <rth@redhat.com>
11848 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11849 (_mm_cvtsi128_si64x): Likewise.
11850 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11851 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11852 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11853 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11854 * config/i386/i386-protos.h: Update.
11855 * config/i386/i386.c (print_operand): Add 'H'.
11856 (ix86_fixup_binary_operands): Split out from ...
11857 (ix86_expand_binary_operator): ... here.
11858 (ix86_fixup_binary_operands_no_copy): New.
11859 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11860 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11861 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11862 (safe_vector_operand): Use CONST0_RTX.
11863 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11864 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11865 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11866 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11867 special cases.
11868 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11869 (IX86_BUILTIN_CMPNGESS): New.
11870 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11871 (attr type): Add sselog1.
11872 (attr unit, attr memory): Handle it.
11873 (movti, movti_internal, movti_rex64): Move near other integer moves.
11874 (movtf, movtf_internal): Move near other fp moves.
11875 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11876 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11877 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11878 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11879 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11880 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11881 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11882 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11883 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11884 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11885 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11886 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11887 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11888 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11889 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11890 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11891 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11892 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11893 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11894 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11895 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11896 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11897 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11898 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11899 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11900 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11901 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11902 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11903 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11904 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11905 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11906 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11907 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11908 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11909 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11910 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11911 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11912 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11913 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11914 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11915 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11916 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11917 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11918 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11919 same time.
11920 (SSEPUSH, push<SSEPUSH>): Remove.
11921 (MMXPUSH, push<MMXPUSH>): Remove.
11922 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11923 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11924 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11925 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11926 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11927 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11928 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11929 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11930 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11931 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11932 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11933 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11934 (ppro_sse_log_V4SF): Handle sselog1.
11935 * config/i386/predicates.md (const_0_to_1_operand): New.
11936 (const_0_to_255_mul_8_operand): New.
11937 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11938 (const_2_to_3_operand, const_4_to_7_operand): New.
11939 * config/i386/sse.md: New file.
11940 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11941 (sse_movups): Rename from sse_movups_1.
11942 (sse_loadlss): Rename from sse_loadss_1.
11943 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11944 from the name.
11945 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11946 (absv4sf2, negv2df, absv2df): New.
11947 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11948 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11949 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11950 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11951 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11952 (sse3_addsubv4sf3): Model correctly.
11953 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11954 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11955 (sse_movhlps): Model with vec_select+vec_concat.
11956 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11957 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11958 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11959 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11960 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11961 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11962 sse2_pshufhw_1): Likewise.
11963 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11964 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11965 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11966 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11967 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11968 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11969 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11970 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11971 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11972 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11973 sminv8hi3): Mark commutative
11974 operands. Use ix86_binary_operator_ok.
11975 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11976 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11977 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11978 sse2_punpcklqdq): Allow operand2 in memory.
11979 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11980 sse2_movsd): Add memory alternatives.
11981 (sse_storelps): Turn expander into an insn; split after reload.
11982 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11983 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11985 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11987 * configure.ac (DWARF-2 debug_line): Use objdump.
11988 * configure: Regenerate.
11990 2005-01-08 Jeff Law <law@redhat.com>
11991 Diego Novillo <dnovillo@redhat.com>
11993 PR tree-optimization/18241
11994 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11995 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11996 statements with volatile operands.
11997 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11998 operands after marking a statement with has_volatile_ops.
12000 2005-01-08 Roger Sayle <roger@eyesopen.com>
12002 * tree.c (int_fits_type_p): Always honor integer constant
12003 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
12005 2005-01-08 Roger Sayle <roger@eyesopen.com>
12007 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
12008 the latent bug in rtl_delete_block has been resolved.
12010 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12012 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
12013 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
12015 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12017 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
12018 library as @multilib_dir@/$(SHLIB_SONAME).
12020 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12022 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
12023 * configure: Regenerate.
12025 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12027 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
12028 TYPE_MODE.
12030 2005-01-07 David Edelsohn <edelsohn@gnu.org>
12032 PR target/13674
12033 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
12034 Convert non-word aligned offset address using ld/std into
12035 indirect address.
12037 2005-01-07 Richard Henderson <rth@redhat.com>
12039 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
12041 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
12043 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
12045 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12047 PR tree-optimization/19283
12048 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
12049 is not shorter than the original type.
12051 PR rtl-optimization/19012
12052 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
12054 PR rtl-optimization/18861
12055 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
12056 (FULL_STATE): Define.
12057 (mark_tablejump_edge): New function.
12058 (purge_dead_tablejump_edges): New function.
12059 (find_bb_boundaries): Use it.
12061 PR tree-optimization/18828
12062 * builtins.c (expand_builtin_next_arg): Remove argument and all
12063 the argument checking.
12064 (expand_builtin): Adjust caller.
12065 (expand_builtin_va_start): Likewise. Remove error for too many
12066 arguments.
12067 (fold_builtin_next_arg): Issue error for too many arguments.
12068 After checking arguments, replace them with magic arguments that
12069 prevent further checking of the args.
12071 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12073 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
12075 2005-01-06 Roger Sayle <roger@eyesopen.com>
12077 PR target/6077
12078 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
12079 and %{.S:...} (and their negative variants) to test whether the
12080 input file is assembler or pre-processed-assembler independent of
12081 the actual filename extension.
12083 2005-01-06 Roger Sayle <roger@eyesopen.com>
12085 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
12086 of sign or zero extended values.
12088 2005-01-06 Geoffrey Keating <geoffk@apple.com>
12090 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
12091 for IBM long double format correctly.
12093 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
12095 Fix PR tree-optimization/18792
12097 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
12098 to first_loop_depth, and use loop depth instead of loop number.
12099 (build_classic_dir_vector): Ditto.
12100 (compute_data_dependences_for_loop): Use depth, not loop number.
12101 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
12102 number. Pass in loops, instead of loop numbers.
12103 (gather_interchange_stats): Ditto.
12104 (linear_transform_loops): Ditto.
12106 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
12108 PR rtl-opt/13299
12109 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
12110 biv_fits_mode_p, extension_within_bounds_p): New functions.
12111 (check_ext_dependent_givs): Use them.
12113 2005-01-06 Roger Sayle <roger@eyesopen.com>
12115 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
12116 more than one barrier, in which case we should delete them all.
12118 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12120 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12122 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12124 Fix PR middle-end/19286
12125 Fix PR debug/19267
12126 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12127 output this subprogram, simply ignore this attempt to do it again.
12128 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12129 origin attribute if it's not possible.
12130 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12131 (decls_for_scope): Ditto.
12132 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12133 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12135 2005-01-05 Richard Henderson <rth@redhat.com>
12137 PR target/11327
12138 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12139 (bdesc_2arg): Use it.
12140 (ix86_expand_binop_builtin): Force operands into registers
12141 when optimizing.
12142 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12143 ix86_expand_sse_compare, ix86_expand_sse_comi,
12144 ix86_expand_builtin): Likewise.
12146 2005-01-05 Richard Henderson <rth@redhat.com>
12148 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12149 and VEC_SELECT.
12150 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12151 (mulv4hi3): Set itanium_class mmmul.
12152 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12153 (fpack): Rename from fpack_sfsf.
12155 2005-01-05 Richard Henderson <rth@redhat.com>
12157 PR rtl-opt/10692
12158 * reload1.c (do_input_reload): Restrict the optimization deleteing
12159 a previous output reload to RELOAD_FOR_INPUT.
12161 2005-01-05 Steven Bosscher <stevenb@suse.de>
12163 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12164 comment that we fall through after case.
12165 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12166 (distribute_links): Likewise.
12167 * cse.c (cse_insn): Likewise.
12168 * cselib.c (cselib_invalidate_mem): Likewise.
12169 * df.c: Update comments at the top of the file.
12170 (read_modify_subreg_p): Update comments here too.
12171 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12172 * flow.c (mark_set_1): Likewise.
12173 (mark_used_regs): Likewise.
12174 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12175 (canon_list_insert): Likewise.
12176 (mark_set): Likewise.
12177 (try_replace_reg): Likewise.
12178 (store_killed_in_insn): Likewise.
12179 * loop.c (count_one_set): Likewise.
12180 (basic_induction_var): Likewise.
12181 * postreload-gcse.c (find_mem_conflicts): Likewise.
12182 * postreload.c (reload_combine_note_store): Likewise.
12183 (move2add_note_store): Likewise.
12184 * reload.c (find_equiv_reg): Likewise.
12185 (mark_referenced_resources): Likewise.
12186 * rtlanal.c (set_noop_p): Likewise.
12187 (note_stores): Likewise.
12188 (note_uses): Likewise.
12189 * sched-deps.c (sched_analyze_1): Likewise.
12190 * sched-rgn.c (check_live_1): Likewise.
12191 (update_live_1): Likewise.
12192 * config/i860/i860.c: Likewise.
12194 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12195 an lvalue.
12196 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12198 * doc/rtl.texi: Update documentation for bit-fields and SET.
12200 2005-01-05 Roger Sayle <roger@eyesopen.com>
12202 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12204 2005-01-05 Jan Hubicka <jh@suse.cz>
12205 Richard Henderson <rth@redhat.com>
12207 PR target/18910
12208 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12209 with an offset.
12211 2005-01-05 Richard Henderson <rth@redhat.com>
12213 PR target/12902
12214 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12215 (sse_shufps): Change operand 3 to const_int_operand.
12216 (sse2_storelps): Fix typo in template.
12217 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12218 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12219 (ix86_expand_builtin): Likewise.
12221 2005-01-05 Julian Brown <julian@codesourcery.com>
12223 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12224 as aggregates for AAPCS ABIs.
12226 2005-01-05 Stan Shebs <shebs@apple.com>
12228 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12229 Mach-O getters if ppc64.
12230 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12231 size argument.
12232 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12233 signed four-byte field for global code case.
12234 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12236 2005-01-05 Roger Sayle <roger@eyesopen.com>
12238 PR middle-end/19100
12239 * c-common.c: Include real.h.
12240 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12241 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12242 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12243 * Makefile.in (c-common.o): Update dependencies.
12245 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12247 * c-parse.in (asm_string): Add trailing semicolon.
12249 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12251 * c-parse.in (asm_string): New. Don't allow wide strings in
12252 'asm'.
12253 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12254 asm_string instead of STRING.
12256 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12258 * c-typeck.c (constructor_no_implicit): Remove.
12259 (set_designator, process_init_element): Don't check
12260 constructor_no_implicit.
12262 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12263 Kaz Kojima <kkojima@gcc.gnu.org>
12265 PR target/16482
12266 * lcm.c (create_pre_exit): New.
12267 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12268 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12270 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12272 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12273 -msoft-float in target_float_switch.
12274 * arm.c (arm_override_options): Fix processing of target_float_switch.
12276 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12278 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12279 preferencing.
12281 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12283 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12284 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12286 2005-01-04 Roger Sayle <roger@eyesopen.com>
12288 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12289 if deleting the then-block allows the test-block to fallthru to the
12290 else-block.
12292 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12294 PR c/19152
12295 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12296 after the full declaration if the are in two different TUs.
12298 2005-01-04 Richard Henderson <rth@redhat.com>
12300 PR tree-opt/19158
12301 * tree-sra.c (generate_one_element_init): Just
12302 call gimplify_and_add.
12303 (generate_element_init): Record the
12304 new referenced variables and mark them for renaming
12305 and split out to ...
12306 (generate_element_init_1): This.
12307 (scalarize_init): Don't call push_gimplify_context/
12308 pop_gimplify_context.
12310 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12312 * toplev.c (get_src_pwd): Handle failure of getpwd().
12314 2005-01-04 Roger Sayle <roger@eyesopen.com>
12316 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12317 of TRUTH_NOT_EXPR.
12318 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12319 all the cases handled by it are inverted by invert_truthvalue.
12321 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12323 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12324 (save_register_windowsi): Likewise.
12326 2005-01-04 Richard Henderson <rth@redhat.com>
12328 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12330 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12332 PR middle-end/17767
12333 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12334 any simplifications of vector mode comparison operators.
12335 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12337 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12338 Devang Patel <dpatel@apple.com>
12340 PR tree-optimization/18308
12341 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12342 the operands before creating a new expression.
12343 * dojump.c (do_jump): Make drop_through_label available
12344 for all cases. Add expansion of COND_EXPR.
12346 2005-01-04 Ira Rosen <irar@il.ibm.com>
12348 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12349 INTEGER_CST instead of TREE_CONSTANT.
12350 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12351 instead of TREE_CONSTANT.
12352 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12353 instead of TREE_CONSTANT.
12355 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12357 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12359 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12361 PR target/19240
12362 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12363 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12365 2005-01-03 Richard Henderson <rth@redhat.com>
12367 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12368 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12369 fold_convert_const_real_from_real): Split out from ...
12370 (fold_convert_const): ... here.
12372 2005-01-03 Richard Henderson <rth@redhat.com>
12374 PR target/19235
12375 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12376 (mov<MMXMODEI>_internal): Likewise.
12377 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12378 Add V2SF case; use it for SSE1; don't use TI.
12379 (movdf_integer): Likewise.
12380 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12382 2005-01-03 Ira Rosen <irar@il.ibm.com>
12384 * tree-vectorizer.c (vect_strip_conversions): New function.
12385 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12386 check for binary class.
12388 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12390 Fix PR debug/17924
12391 Fix PR debug/19191
12392 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12393 is a decl.
12394 * gimple-low.c (mark_blocks_with_used_vars): New function.
12395 (mark_blocks_with_used_subblocks): Ditto.
12396 (mark_used_blocks): Ditto.
12397 (pass_mark_used_blocks): New pass.
12398 * tree-inline.c: Include debug.h.
12399 (expand_call_inline): Call outlining_inline_function here.
12400 * tree-optimize.c (init_tree_optimization_passes): Add
12401 pass_mark_used_blocks.
12402 * tree-pass.h (pass_mark_used_blocks): New.
12403 * Makefile.in (tree-inline.o): Add debug.h dependency.
12405 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12407 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12408 VAR_DECLs to have weak_import attribute.
12410 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12411 'struct ucontext'.
12413 2004-01-03 Steven Bosscher <stevenb@suse.de>
12415 * passes.c (rest_of_compilation): Don't run regmove if only
12416 flag_expensive_optimizations, require flag_regmove instead.
12418 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12420 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12421 register "sparc".
12422 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12423 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12424 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12425 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12427 2005-01-03 Richard Henderson <rth@redhat.com>
12429 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12430 (ia64_const_ok_for_letter_p): New.
12431 (ia64_const_double_ok_for_letter_p): New.
12432 (ia64_extra_constraint): New.
12433 (ia64_expand_vecint_compare): New.
12434 (ia64_expand_vcondu_v2si): New.
12435 (ia64_expand_vecint_cmov): New.
12436 (ia64_expand_vecint_minmax): New.
12437 (ia64_print_operand): Add 'v'.
12438 (ia64_preferred_reload_class): New.
12439 (ia64_vector_mode_supported_p): New.
12440 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12441 (PREFERRED_RELOAD_CLASS): Move to function.
12442 (CONST_OK_FOR_LETTER_P): Move to function.
12443 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12444 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12445 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12446 (EXTRA_CONSTRAINT): Move to function.
12447 * config/ia64/ia64.md: Include vect.md.
12448 (itanium_class): Add mmalua.
12449 (type): Handle it.
12450 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12451 (1b_mmalua): New.
12452 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12453 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12454 CONST0_RTX.
12455 (const_int_2bit_operand): New.
12456 (fr_reg_or_0_operand): New.
12457 * config/ia64/ia64-modes.def: Add vector modes.
12458 * config/ia64/ia64-protos.h: Update.
12459 * config/ia64/vect.md: New file.
12461 2005-01-03 Richard Henderson <rth@redhat.com>
12463 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12465 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12467 PR target/19236
12468 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12469 to SFmode.
12470 (log1pdf2): Change mode of operands[0,1] to DFmode.
12472 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12474 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12475 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12476 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12477 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12478 SPARC_RELAXED_ORDERING.
12480 2005-01-03 Richard Henderson <rth@redhat.com>
12481 Uros Bizjak <uros@kss-loka.si>
12483 PR target/14631
12484 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12485 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12486 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12487 handling.
12488 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12489 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12490 const_pow2_1_to_128_operand): New predicates.
12492 2005-01-02 Greg McGary <greg@mcgary.org>
12494 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12495 anonymous decls.
12496 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12497 object. [ptr_type]: Remove unused variable.
12498 Remember nearest addressable array-element or record-component
12499 when checking bitfield components. Tolerate empty BIND_EXPR.
12501 2005-01-01 Richard Henderson <rth@redhat.com>
12503 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12504 that don't narrow the value. Fail for other conversions.
12506 2005-01-01 Richard Henderson <rth@redhat.com>
12508 PR c/19031
12509 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12510 * c-lang.c (finish_file): Don't do it here.
12511 * objc/objc-act.c (objc_finish_file): Likewise.
12513 * cgraph.c (decl_assembler_name_equal): New.
12514 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12515 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12516 * cgraph.h (struct cgraph_varpool_node): Add next.
12517 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12518 * varasm.c (assemble_alias): Mark the target as needed.
12520 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12522 PR middle-end/19221
12523 * function.c (get_arg_pointer_save_area): Use entry_of_function
12524 instead of get_insns.
12526 2005-01-01 Roger Sayle <roger@eyesopen.com>
12527 Andrew Pinski <pinskia@physics.uc.edu>
12528 James E. Wilson <wilson@specifixinc.com>
12530 PR rtl-optimization/12092
12531 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12532 is zero.
12534 2005-01-01 Roger Sayle <roger@eyesopen.com>
12535 Olivier Hainque <hainque@act-europe.fr>
12537 * tree.c (int_fits_type_p): A narrower type always fits in a
12538 wider one, except for negative values into unsigned types.
12540 2005-01-01 Roger Sayle <roger@eyesopen.com>
12542 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12543 with the original constant rather than require TREE_OVERFLOW.
12545 2005-01-01 Steven Bosscher <stevenb@suse.de>
12547 PR middle-end/17544
12548 * c-decl.c (finish_function): If compiling C99, annotate the
12549 compiler generated return with the current file name and line 0.
12550 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12551 the source line is greater than 0.
12552 (remove_bb): Likewise.