| blob | 4dfe83bf1e39e85e0a632b6c29f2662904d6bdd3 |
1 2005-04-19 Alan Modra <amodra@bigpond.net.au>
3 PR target/21098
4 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
5 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
7 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
9 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
10 refers to the function being dumped.
12 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
14 * varasm.c (assemble_start_function): Remove reset of in_section.
16 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
18 PR tree-optimization/21085
19 * fold-const (fold_binary): Don't change X % -C to X % C if C has
20 overflowed.
22 2005-04-19 Ben Elliston <bje@au.ibm.com>
24 * doc/invoke.texi (Optimize Options): Refer to the correct
25 optimisation flag -ftree-dominator-opts, not -ftree-dom.
27 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
29 * config/rs6000/rs6000.c (machopic_output_stub): Increase
30 alloca argument to be big enough.
32 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
34 PR middle-end/21049
35 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
36 cfun->cfg are NULL.
38 2005-04-18 Tom Tromey <tromey@redhat.com>
40 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
41 typo.
43 2005-04-18 Richard Henderson <rth@redhat.com>
45 * config/alpha/alpha.c (alpha_split_atomic_op): New.
46 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
47 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
48 * config/alpha/alpha-protos.h: Update.
49 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
50 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
51 (attr type): Add ld_l, st_c, mb.
52 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
53 iornotsi3, xorsi_internal, xornotsi3): New.
54 * config/alpha/ev4.md (ev4_ld): Add ld_l.
55 (ev4_ist_c, ev4_mb): New.
56 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
57 (ev5_ld_l): New.
58 * config/alpha/ev6.md (ev6_ild): Add ld_l.
59 (ev6_ist): Add st_c.
60 (ev6_mb): New.
61 * config/alpha/sync.md: New file.
63 2005-04-18 Richard Henderson <rth@redhat.com>
65 * builtins.c (expand_builtin_sync_operation): Fold nand to and
66 for constants.
68 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
70 2005-04-18 Devang Patel <dpatel@apple.com>
72 * config/rs6000/atlivec.md (mulv4si3): New pattern.
74 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
76 PR tree-optimization/20922
77 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
78 Fold X + c >= X and fold X - c <= X to true.
80 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
82 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
83 unsigned int.
84 (emergency_labeled_state_free): Likewise.
86 2005-04-18 Nick Clifton <nickc@redhat.com>
88 * config/h8300/h8300.md (jump): Remove prescan parameter from
89 calls to final_scan_insn.
91 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
92 parameter from calls to final_scan_insn.
94 * config.gcc (m68hc12): Use the m68hc11.opt file for target
95 specific options.
96 (v850e, v850e1): Use the v850.opt file for target specific
97 options.
99 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
101 PR tree-optimization/21001
102 * tree-optimize.c (init_tree_optimization_passes): Move the
103 first pass_forwprop immediately before pass_vrp.
105 2005-04-17 Ian Lance Taylor <ian@airs.com>
107 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
108 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
109 from enum tree_code op to bool is_sizeof.
110 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
111 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
112 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
113 case.
114 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
115 cases.
116 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
117 ALIGNOF_EXPR cases.
119 2005-04-17 Ian Lance Taylor <ian@airs.com>
121 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
123 2005-04-17 Richard Henderson <rth@redhat.com>
125 * config/alpha/alpha.c (va_list_skip_additions): Only define if
126 TARGET_ABI_OSF.
127 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
128 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
129 of indirection through ssa names while looking for the gpr counter
130 field.
131 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
132 saved va_list_gpr_size and va_list_fpr_size.
134 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
136 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
137 both pointers or both integers.
139 * tree-vrp.c (maybe_add_assert_expr): Don't assert
140 ASSERT_EXPRs for single-use variable.
142 * tree-into-ssa.c: Fix a comment typo.
144 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
146 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
147 -mipsN before forcing a default of -mips2.
149 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
151 * predict.h (IS_TAKEN): Remove.
152 * rtl.h (NOTE_PREDICTION): Likewise.
154 * modulo-sched.c (CFG_HOOKS): Remove.
156 * c-parser.c (N_C_TTYPES): Remove.
158 * tree-flow-inline.h (get_stmt_operands): Remove.
159 * lambda-code.c, tree-ssa-loop-unswitch.c,
160 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
161 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
162 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
163 calls to get_stmt_operands.
164 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
166 2005-04-17 Richard Henderson <rth@redhat.com>
168 PR target/20375
169 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
170 of CUMULATIVE_ARGS past the last named argument.
171 (alpha_va_start): Expect pretend_args_size only if strictly less than
172 6 named arguments.
174 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
176 PR middle-end/21024
177 * builtins.c (expand_builtin_strcat): Convert the result of
178 strlen to the right type.
179 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
180 avoid creating type mismatches.
181 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
182 type mismatches.
184 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
186 2005-04-16 Richard Henderson <rth@redhat.com>
188 PR target/21051
189 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
190 Use the mode of boolean_type_node when the user doesn't provide one.
191 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
193 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
195 PR target/20126
196 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
197 (const)).
199 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
200 comment.
202 2005-04-16 Roger Sayle <roger@eyesopen.com>
203 Steven Bosscher <stevenb@suse.de>
205 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
206 (fold_unary_to_constant): Likewise.
208 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
210 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
211 PROP_ASM_SCAN.
213 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
215 * doc/install.texi (Specific): Avoid using asterisks in @anchor
216 names related to target triplets.
217 Remove i?86-*-esix from platform directory.
218 Remove powerpc-*-eabiaix from platform directory.
220 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
222 PR middle-end/20491
223 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
224 falling through from SUBREG case to REG.
226 2005-04-15 Roger Sayle <roger@eyesopen.com>
228 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
229 (fold_binary): Update comment mentioning fold_relational_hi_lo.
230 (fold_binary_to_constant): Simplify using fold_binary.
231 (fold_unary_to_constant): Likewise, simplify using fold_unary.
233 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
235 * gthr-posix.c (pthread_cancel): Define.
236 (pthread_mutexattr_init): Likewise.
237 (pthread_mutexattr_settype): Likewise.
238 (pthread_mutexattr_destroy): Likewise.
240 2005-04-15 David S. Miller <davem@davemloft.net>
242 PR target/20673
243 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
245 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
247 PR tree-optimization/21031
248 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
249 (forward_propagate_into_cond_1): Call it. Forward propagate
250 integer-integer casts into COND_EXPRs.
252 2005-04-15 Dave Korn <dave.korn@artimi.com>
254 * gcc.c (default_compilers): Clarify obscure error message when
255 reading from standard input.
257 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
259 * basic-block.h (PROP_EQUAL_NOTES): Remove.
260 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
262 * tree-ssa-alias.c (init_alias_info): Remove a call to
263 get_stmt_operands.
265 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
267 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
268 of non-virtual PHI nodes like we use to.
270 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
272 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
273 (attr_copy_rtx): Do not use it.
275 2005-04-15 Andrew Macleod <amacleod@redhat.com>
277 * doc/tree-ssa.texi: Grammer/abbreviation updates.
279 2005-04-15 Diego Novillo <dnovillo@redhat.com>
281 * tree-vect-transform.c (vectorizable_store): Mark necessary
282 objects in the vectorized store needing renaming. Update the
283 SSA graph for V_MAY_DEF operands in the original store.
285 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
287 * tree-ssa-pre.c (compute_avail): It's okay to have
288 TREE_INVARIANT's here, and value number the resulting expressions.
289 (create_expression_by_pieces): Make sure operands that were
290 min_invariant when we started, stay that way.
292 2005-04-15 David Edelsohn <edelsohn@gnu.org>
294 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
296 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
298 PR tree-optimization/20936.
299 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
301 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
303 * doc/invoke.texi: Fix typos.
304 * doc/md.texi: Likewise.
305 * doc/rtl.texi: Likewise.
306 * doc/sourcebuild.texi: Likewise.
307 * doc/tm.texi: Likewise.
309 2005-04-15 Uros Bizjak <uros@kss-loka.si>
311 PR tree-optimization/21004
312 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
313 and floorl in c99 mode only.
314 * builtins.c (expand_builtin_int_roundingfn): Assert that
315 fallback_fndecl is not NULL_TREE.
317 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
319 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
320 * basic-block.h: Update the prototype for
321 purge_all_dead_edges.
322 * cfgexpand.c (tree_expand_cfg): Update a call to
323 purge_all_dead_edges.
324 * combine.c (combine_instructions): Likewise.
325 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
326 rest_of_handle_cse2, rest_of_handle_gcse,
327 rest_of_handle_postreload): likewise.
329 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
331 PR middle-end/20739
332 * gimplify.c (gimplify_addr_expr): Compensate for removal of
333 e.g. cv-qualification conversions.
335 2005-04-14 Mike Stump <mrs@apple.com>
337 * config/darwin-c.c (framework_construct_pathname): We must
338 find all headers of a framework in the first instance of it
339 found in the seach path.
341 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
343 PR tree-optimization/21021
344 * tree-vrp.c (compare_values): Work around a bug in the front
345 end that produces a comparison of mismatched types.
347 2004-04-14 Richard Henderson <rth@redhat.com>
349 * config/ia64/ia64.h (enum fetchop_code): Remove.
350 (enum ia64_builtins): Move ...
351 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
352 members except BSP and FLUSHRS.
353 (ia64_init_builtins): Remove __sync builtins.
354 (ia64_expand_builtin): Likewise.
355 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
356 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
357 (ia64_expand_lock_release): Remove.
358 * config/ia64/ia64.md (mf): Move to sync.md.
359 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
360 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
361 * config/ia64/sync.md: New file.
362 (memory_barrier): Rename from mf.
363 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
364 (cmpxchg_acq_<I48MODE>): Likewise.
365 (sync_lock_test_and_set<I48MODE>): Likewise.
367 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
368 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
370 2004-04-14 Richard Henderson <rth@redhat.com>
372 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
373 (ix86_compare_emitted): New.
374 (ix86_expand_compare): Use ix86_compare_emitted if set.
375 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
376 and ix86_compare_op0 are set.
377 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
378 (TARGET_CMPXCHG, TARGET_XADD): New.
379 (ix86_compare_emitted): Declare.
380 * config/i386/i386.md: Include sync.md
381 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
382 (UNSPECV_XCHG, UNSPECV_LOCK): New.
383 * config/i386/sync.md: New file.
385 2004-04-14 Richard Henderson <rth@redhat.com>
387 PR middle-end/14311
388 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
389 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
390 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
391 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
392 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
393 BT_FN_I8_VPTR_I8_I8): New.
394 * builtins.def (DEF_SYNC_BUILTIN): New.
395 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
396 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
397 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
398 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
399 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
400 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
401 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
402 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
403 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
404 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
405 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
406 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
407 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
408 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
409 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
410 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
411 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
412 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
413 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
414 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
415 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
416 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
417 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
418 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
419 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
420 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
421 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
422 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
423 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
424 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
425 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
426 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
427 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
428 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
429 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
430 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
431 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
432 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
433 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
434 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
435 BUILT_IN_SYNCHRONIZE: New.
436 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
437 as a function. Accept __sync_ as a prefix as well.
438 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
439 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
440 expand_builtin_lock_release): New.
441 (expand_builtin): Call them.
442 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
443 neither BOTH_P nor FALLBACK_P are defined.
444 (builtin_type_for_size): New.
445 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
446 (resolve_overloaded_builtin): New.
447 * c-common.h (resolve_overloaded_builtin): Declare.
448 (builtin_type_for_size): Declare.
449 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
450 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
451 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
452 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
453 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
454 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
455 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
456 sync_compare_and_swap_cc, sync_lock_test_and_set,
457 sync_lock_release): New.
458 * optabs.h: Declare them.
459 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
460 expand_sync_operation, expand_sync_fetch_operation,
461 expand_sync_lock_test_and_set): Declare.
462 * genopinit.c (optabs): Add sync optabs.
463 * optabs.c (init_optabs): Initialize sync optabs.
464 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
465 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
466 expand_sync_operation, expand_sync_fetch_operation,
467 expand_sync_lock_test_and_set): New.
468 * doc/extend.texi (Atomic Builtins): New section
469 * doc/md.texi (Standard Names): Add sync patterns.
471 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
473 * tree-eh.c (lower_try_finally_copy): Generate new code in
474 response to goto_queue entries as if the queue was sorted by
475 index, not pointers.
476 (lower_try_finally_switch): Likewise.
478 2005-04-14 Richard Henderson <rth@redhat.com>
480 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
481 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
482 register.
483 (ix86_expand_fp_movcc): Update to match.
484 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
485 * config/i386/i386-protos.h: Update.
486 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
487 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
489 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
491 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
492 refer to 4.0.
494 2005-04-14 Julian Brown <julian@codesourcery.com>
496 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
497 link failures on ppc64 Linux.
499 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
501 * config.gcc: Set cpu_type for s390.
503 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
505 Fix PR tree-optimization/20963
506 * tree-ssa-pre.c (compute_avail): Remove special case for
507 TREE_INVARIANT.
508 (create_expression_by_pieces): Add value numbers for forced out
509 statements.
511 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
513 * config/cris/cris.md: Replace references to (reg:SI 16) with
514 (reg:SI CRIS_SRP_REGNUM).
516 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
518 PR tree-optimization/20657
519 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
520 create an appropriate range from it.
522 2005-04-14 Uros Bizjak <uros@kss-loka.si>
524 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
525 <UNSPEC_FIST_CEIL> case.
527 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
528 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
529 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
530 to implement lfloor and llfloor built-ins as x87 intrinsic function.
531 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
532 (lfloor<mode>2): New expanders.
533 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
534 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
535 to implement lceil and llceil built-ins as x87 intrinsic function.
536 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
537 (lceil<mode>2): New expanders.
539 2005-04-14 Uros Bizjak <uros@kss-loka.si>
541 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
542 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
544 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
546 PR target/20927
547 * config/s390/s390-modes.def: Define TFmode.
549 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
551 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
552 (JUMP_TABLES_IN_TEXT_SECTION): Define.
553 * config/mips/mips.c (mips16_insn_length): Remove reference to
554 JUMP_TABLES_IN_TEXT_SECTION.
556 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
558 * simplify-rtx.c (simplify_binary_operation_1): Return
559 scalar or vector of constant 0, depending on the xor's
560 mode.
562 2005-04-13 Dale Johannesen <dalej@apple.com>
564 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
565 (objc-act.o): Ditto.
566 * objc/objc-act.c (objc_gimplify_expr): New.
567 (objc_get_callee_fndecl): New.
568 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
569 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
570 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
572 2005-04-13 Devang Patel <dpatel@apple.com>
574 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
575 temp variables.
577 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
579 CRIS prologue as RTL.
580 * config/cris/cris-protos.h (cris_emit_movem_store)
581 (cris_expand_prologue): Prototype.
582 * config/cris/cris.c (struct machine_function): New member
583 stdarg_regs.
584 (cfa_label_num, cris_target_asm_function_prologue): Remove.
585 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
586 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
587 (cris_load_multiple_op, cris_return_address_on_stack)
588 (cris_return_address_on_stack_for_return): ISO-Cify.
589 (cris_store_multiple_op): New predicate function.
590 (cris_expand_prologue, cris_emit_movem_store): New functions.
591 (cris_print_operand) <case 'O'>: Handle modifications other than
592 post-increment.
593 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
594 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
595 (cris_gen_movem_load): Rearrange slightly to make local variable
596 src a parameter, removing osrc.
597 (cris_setup_incoming_varargs): Set machine_function member
598 stdarg_regs to correspond to the number of registers that need to
599 be saved.
600 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
601 CRIS_UNSPEC_GOT.
602 (PREDICATE_CODES): Add cris_store_multiple_op. Make
603 cris_general_operand_or_gotless_symbol accept UNSPEC.
604 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
605 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
606 ("*cris_store_multiple"): New pattern. Tweak common comment above
607 this and "*cris_load_multiple".
608 ("prologue"): New define_expand.
610 * config/cris/cris.md ("epilogue"): Conditionalize on
611 TARGET_PROLOGUE_EPILOGUE.
613 2005-04-13 Steve Ellcey <sje@cup.hp.com>
615 PR target/20924
616 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
617 fpsr 0 instead of fpsr 1.
618 (divsf3_internal_thr): Ditto.
619 (divdf3_internal_lat): Ditto.
620 (divdf3_internal_thr): Ditto.
621 (divxf3_internal_lat): Ditto.
622 (divxf3_internal_thr): Ditto.
624 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
626 PR tree-optimization/20913
627 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
629 PR tree-optimization/20702
630 * tree-vrp.c (maybe_add_assert_expr): Recurse into
631 dominator children that haven't been walked into.
633 2005-04-13 Julian Brown <julian@codesourcery.com>
635 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
636 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
637 is true.
639 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
641 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
642 config/i386/sse.md: Fix comment typos.
644 * genattrtab.c (NULL_ATTR): Remove.
645 * ifcvt.c (NULL_EDGE): Likewise.
647 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
649 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
650 NOTE_PREDICT): Remove.
652 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
654 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
655 * configure: Regenerate.
656 * config.in: Likewise.
657 * system.h: Declare vsnprintf if not already declared.
659 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
661 * optc-gen.awk: Handle stand-alone Mask records.
662 * opth-gen.awk: Likewise.
663 * doc/options.texi (Option file format): Document them.
664 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
665 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
666 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
667 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
668 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
669 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
670 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
671 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
672 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
673 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
674 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
675 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
676 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
677 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
678 TARGET_LONG_DOUBLE_128): Likewise.
679 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
680 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
681 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
682 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
683 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
684 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
685 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
686 * config/sparc/sparc.c (fpu_option_set): New global.
687 (sparc_handle_option): New function.
688 (sparc_override_options): Test fpu_option_set.
689 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
690 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
691 * config/sparc/sparc.opt: New file.
692 * config/sparc/little-endian.opt: Likewise.
693 * config/sparc/long-double-switch.opt: Likewise.
695 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
697 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
698 (bfin_handle_options): Set it if -mshared-library-id= is seen.
699 * config/bfin/bfin.opt (mshared-library-id=): Lose
700 Var(bfin_lib_id_given).
702 2005-04-13 Matt Thomas <matt@3am-software.com>
704 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
705 defining.
707 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
709 * rtl.h (CLEAR_RTX_FLAGS): Remove.
711 * cgraphunit.c (INSNS_PER_CALL): Remove.
713 * tree-ssa-forwprop.c (vars,
714 record_single_argument_cond_exprs,
715 substitute_single_use_vars): Remove.
716 (forward_propagate_into_cond_1, forward_propagate_into_cond):
717 New.
718 (tree_ssa_forward_propagate_single_use_vars): Call
719 forward_propagate_into_cond for each COND_EXPR.
721 * tree-inline.c (INSNS_PER_STMT): Remove.
723 2005-04-12 Richard Henderson <rth@redhat.com>
725 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
726 (ix86_expand_sse_fp_minmax): ... from ...
727 (ix86_expand_fp_movcc): ... here.
728 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
729 * config/i386/i386-protos.h: Update.
730 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
731 (sse_setccsf, sse_setccdf): Allow before reload.
732 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
733 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
734 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
735 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
736 (anddf3, nanddf3, iordf3, xordf3): New.
738 2005-04-12 Jeff Law <law@redhat.com>
740 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
741 (tree-ssa-uncprop.o): Add dependencies.
742 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
743 * tree-flow.h (remove_useless_stmts): Remove prototype.
744 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
745 remove_useless_stmts.
746 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
747 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
748 * tree-pass.h (pass_uncprop): Declare.
749 * tree-ssa-uncprop.c: New file.
751 2005-04-12 James E. Wilson <wilson@specifixinc.com>
753 PR target/20670
754 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
756 2005-04-12 Caroline Tice <ctice@apple.com>
758 Temporary fix for partitioning problems.
759 * passes.c (rest_of_handle_final): Remove code that
760 frees unlikely_text_section_name,
761 * varasm.c (assemble_start_function): Test for partitioning
762 flag before writing out section labels.
763 (assemble_end_function): Test for partitioning flag before
764 writing out section labels.
766 2005-04-12 Steven Bosscher <stevenb@suse.de>
767 Stuart Hastings <stuart@apple.com>
768 Jan Hubicka <jh@suse.cz>
770 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
771 references to gt-tree-cfg.h.
772 * basic-block.h (struct basic_block_def): Don't skip rbi
773 for garbage collection.
774 (struct reorder_block_def): Make GTY-able.
775 (struct control_flow_graph): New structure.
776 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
777 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
778 but instead defines to the control_flow_graph for cfun.
779 (label_to_block_map): New define, points to the label map of
780 the control_flow_graph for cfun.
781 (n_edges_for_function, n_basic_blocks_for_function,
782 last_basic_block_for_function, basic_block_info_for_function,
783 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
784 basic_block_info_for_function, label_to_block_map_for_function):
785 Counterparts for the above, taking a struct function as an extra
786 argument.
787 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
788 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
789 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
790 (alloc_rbi_pool, free_rbi_pool): Remove.
791 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
792 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
793 here...
794 (cfg_layout_finalize) ... and don't free it here.
795 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
796 garbage collected.
797 * flow.c (free_basic_block_vars): Set label_to_block_map and
798 n_edges to zero too.
799 * function.h (struct function): Add cfg field.
800 * function.c (allocate_struct_function): Allocate the cfg.
801 * tree-cfg.c (label_to_block_map): Remove.
802 (build_tree_cfg): Don't allocate the rbi pool here...
803 (delete_tree_cfg_annotations): ...and don't free it here.
804 Also don't nullify label_to_block_map for cfun.
806 2005-04-12 Caroline Tice <ctice@apple.com>
808 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
809 Revert my patch from April 9.
810 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
811 (reorder_basic_blocks): Revert my patch from April 9.
812 (insert_section_boundary_note): Revert my patch from April 9.
813 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
814 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
815 (COLD_END_LABEL): Revert my patch from April 9.
816 (cold_text_section_label): Revert my patch from April 9.
817 (cold_end_label): Revert my patch from April 9.
818 (dwarf2out_switch_text_section): Revert my patch from April 9.
819 (output_aranges): Revert my patch from April 9.
820 (output_ranges): Revert my patch from April 9.
821 (output_line_info): Revert my patch from April 9.
822 (add_location_or_const_value_attribute): Revert my patch from April 9.
823 (dwarf2out_var_location): Revert my patch from April 9.
824 (dwarf2out_init): Revert my patch from April 9.
825 (dwarf2out_finish): Revert my patch from April 9.
826 * function.h (struct function): Revert my patch from April 9.
827 * opts.c (decode_options): Revert my patch from April 9.
828 * output.h (unlikely_section_label, hot_section_label,
829 hot_section_end_label, cold_section_end_label,
830 unlikely_text_section_name): Revert my patch from April 9.
831 * passes.c (rest_of_handle_final): Revert my patch from April 9.
832 * varasm.c (unlikely_section_label, hot_section_label,
833 hot_section_end_label, cold_section_end_label,
834 unlikely_text_section_name): Revert my patch from April 9.
835 (initialize_cold_section_name): Revert my patch from April 9.
836 (unlikely_text_section): Revert my patch from April 9.
837 (in_unlikely_text_section): Revert my patch from April 9.
838 (named_section): Revert my patch from April 9.
839 (function_section): Revert my patch from April 9.
840 (current_function_section): Revert my patch from April 9.
841 (assemble_start_function): Revert my patch from April 9.
842 (assemble_end_function): Revert my patch from April 9.
843 (default_section_type_flags_1): Revert my patch from April 9.
845 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
847 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
848 * config/sparc/sparc.md (untyped_call): Save the registers manually.
850 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
852 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
854 PR middle-end/20917
855 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
856 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
858 2004-04-12 Richard Henderson <rth@redhat.com>
860 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
861 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
862 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
863 (UNSPEC_*, UNSPECV_*): Renumber.
865 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
867 PR mudflap/19266
868 From Richard Henderson <rth@redhat.com>:
869 * tree-mudflap.c (mf_build_check_statement_for): Correct block
870 splitting logic.
872 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
874 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
876 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
878 * config/bfin/bfin.c (bfin_library_id_string): Remove.
879 (bfin_library_id): New variable.
880 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
881 instead of bfin_library_id_string.
882 (bfin_handle_option): New function.
883 (override_options): Remove most code to deal with shared library IDs,
884 just check they aren't used without -mid-shared-library.
885 (TARGET_HANDLE_OPTION): Define.
886 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
887 * config/bfin/bfin.opt (mshared-library-id=): New.
889 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
891 * tree-vect-transform.c: Fix comment typos.
893 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
895 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
896 split critical edges when not possible/profitable.
898 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
900 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
901 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
902 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
903 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
904 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
905 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
906 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
907 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
908 MASK_NO_BITFIELD.
909 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
910 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
911 * config/ns32k/ns32k.opt: New file.
913 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
915 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
916 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
917 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
918 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
919 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
920 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
921 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
922 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
923 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
924 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
925 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
926 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
927 (MASK_COLDFIRE): Formatting fixes.
928 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
929 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
930 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
931 "_current_shared_library_a5_offset_".
932 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
933 (MASK_ALL_CPU_BITS): New macro.
934 (m68k_handle_option): New function.
935 (override_options): Remove handling of m68k_library_id_string.
936 * config/m68k/m68k.opt: New file.
937 * config/m68k/ieee.opt: New file.
939 2005-04-11 Mark Mitchell <mark@codesourcery.com>
941 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
942 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
943 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
944 (TARGET_CXX): Adjust accordingly.
945 * target.h (struct gcc_target): Remove epxort_class_data. Add
946 determine_class_data_visibility and class_data_always_comdat.
947 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
948 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
949 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
950 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
951 (arm_cxx_determine_class_data_visibility): New.
952 (arm_cxx_class_data_always_comdat): Likewise.
953 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
954 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
955 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
956 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
957 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
958 Define.
960 2005-04-11 Devang Patel <dpatel@apple.com>
962 * tree-data-ref.c (build_classic_dist_vector,
963 compute_subscript_distance): Make externally visible.
964 * tree-data-ref.h (build_classic_dist_vector,
965 compute_subscript_distance): Same.
966 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
967 Check distance vector against vectorization factor.
968 (vect_analyze_loop): Determine vectorizaion factor before
969 analyzing data dependences.
970 * tree-vectorizer.c (loops_num): Make it externally visible and
971 rename ...
972 * tree-vectorizer.c (vect_loops_num): ... new name.
973 * tree-vectorizer.h (vect_loops_num): New.
975 2005-04-11 Devang Patel <dpatel@apple.com>
977 * tree-vect-analyze.c (vect_analyze_operations): Check
978 vectorizable codition.
979 * tree-vect-transform.c (vect_is_simple_cond): New function.
980 (vectorizable_condition): New function.
981 (vect_transform_stmt): Handle condition_vec_info_type.
982 * tree-vectorizer.h (enum stmt_vec_info_type): Add
983 condition_vec_info_type.
984 (vectorizable_condition): New.
986 2005-04-11 Geoffrey Keating <geoffk@apple.com>
988 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
989 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
990 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
992 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
993 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
995 * dwarf2out.c (output_line_info): Don't try to dereference
996 a NULL current_function_decl.
998 * config/t-slibgcc-darwin: Don't put shared libraries in
999 directories other than $(slibdir).
1000 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
1001 OS uses for it.
1003 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1005 PR tree-optimization/20933
1006 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
1007 logic to reject aliases between read-only and writable
1008 variables ...
1009 (may_alias_p): ... here.
1010 (get_tmt_for): Do not associate read-only tags to pointers
1011 whose pointed-to type is not read-only.
1012 * tree-ssa.c (verify_ssa): Check that memory stores have at
1013 least one V_MAY_DEF or V_MUST_DEF.
1015 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1017 PR/17092
1018 * configure.ac (gcc_UNLOCKED_FUNCS): New.
1019 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
1020 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
1021 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
1022 _unlocked function.
1023 (fwrite_unlocked): Fix prototype.
1025 * configure, config.in: Regenerate.
1027 2005-04-11 David Edelsohn <edelsohn@gnu.org>
1029 * tree-ssa-loop-im.c: Include real.h.
1030 (determine_invariantness_stmt): If real division divisor is
1031 invariant and flag_unsafe_math_optimizations enabled, generate
1032 invariant reciprocal for hoisting.
1033 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
1035 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1037 Fix PR tree-optimization/20926
1039 * tree-ssa-alias.c (add_type_alias): Handle subvars.
1041 2005-04-11 Devang Patel <dpatel@apple.com>
1043 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
1044 operand ordering.
1046 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1048 * fold-const.c (fold_binary_op_with_conditional_arg):
1049 use fold_buildN instead of "fold (buildN" in some
1050 non obvious places.
1051 (fold_unary): Likewise.
1052 (fold_binary): Likewise.
1054 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1056 Fix PR tree-optimization/20612
1057 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
1058 handling
1059 (perfect_nestify): preheaderbb is *not* part of loop of the
1060 old destination.
1062 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1064 * tree-ssa-alias.c (may_alias_p): If the variable
1065 is a global variable and the pointer is parameter
1066 and -fargument-noalias-global is used, then
1067 the pointer cannot alias the variable.
1069 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
1071 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
1072 * config/sparc/sparc.h: Likewise.
1073 * config/sparc/sparc.md: Likewise.
1075 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
1077 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
1079 * tree-vrp.c: Fix a comment typo.
1081 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1083 PR tree-optimization/20920
1084 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
1085 SSA_NAME flows through an abnormal edge.
1086 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
1087 through abnormal edges.
1088 (maybe_add_assert_expr): Likewise.
1090 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
1092 * config/s390/s390.h (s390_tune_string, s390_arch_string)
1093 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
1094 (s390_stack_size_string, s390_stack_guard_string, target_flags)
1095 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
1096 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
1097 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
1098 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
1099 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
1100 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
1101 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1102 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1103 (TARGET_HANDLE_OPTION): Likewise.
1104 (s390_tune): Initialize to PROCESSOR_max.
1105 (s390_arch_string): Make static.
1106 (s390_tune_string, s390_warn_framesize_string): Delete.
1107 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1108 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1109 (s390_handle_arch_option, s390_handle_option): New functions.
1110 (override_options): Remove parsing of option strings.
1111 * config/s390/s390.opt: New file.
1113 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1115 * tree-complex.c (expand_vector_operations): Call
1116 update_stmt_if_modified.
1118 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1120 * tree-vect-analyze (vect_determine_vectorization_factor):
1121 Do not use GET_MODE_NUNITS.
1122 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1123 (vectorizable_load, vect_transform_loop): Likewise.
1125 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1127 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1128 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1129 * optabs.h (enum optab_index): Add new OTI_lceil.
1130 (lceil_optab): Define corresponding macro.
1131 * optabs.c (init_optabs): Initialize lceil_optab.
1132 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1133 and lceildi2 patterns.
1134 * builtins.c (expand_builtin_int_roundingfn): Handle
1135 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1136 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1137 BUILT_IN_LLCEIL{,F,L}.
1138 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1139 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1140 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1141 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1142 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1143 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1144 into lceil built-in function and (long long int)ceil{,f,l} into
1145 llceil built-in function.
1146 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1147 BUILT_IN_LLCEIL.
1149 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1151 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1152 zero.
1154 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1156 * config/arm/arm.c: Fix a comment typo.
1157 * doc/tree-ssa.texi: Fix a typo.
1159 2005-04-10 Steven Bosscher <stevenb@suse.de>
1161 * cselib.c (clear_table): Rename to cselib_clear_table.
1162 * cselib.h (cselib_clear_table): Add prototype.
1163 * gcse.c (gcse_main): Make 'f' argument unused.
1164 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1165 of each basic block instead.
1166 (compute_sets, compute_hash_table_work): Likewise.
1167 (constprop_register): Change int 'alter_jumps' argument to bool.
1168 (do_local_cprop): Likewise.
1169 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1170 the insn chain. Explicitly clear the cselib tables after finishing
1171 one basic block. Make sure there are no unterminated libcall blocks.
1172 Update compute_sets call.
1173 (cprop): Walk basic blocks instead of the insn chain.
1174 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1175 Likewise.
1176 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1177 one_cprop_pass calls.
1179 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1181 * combine.c (combine_simplify_rtx): Remove a transformation that
1182 relies on an invalid assumption about rtl sign-extension semantics.
1184 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1186 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1187 to build_int_cst_wide.
1189 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1191 PR target/20126
1192 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1193 set the original address pseudo to the correct value before the
1194 original insn, if possible, and leave the insn alone, otherwise
1195 create a new pseudo, set it and replace it in the insn.
1196 * recog.c (validate_change_maybe_volatile): New.
1197 * recog.h (validate_change_maybe_volatile): Declare.
1199 2005-04-09 Caroline Tice <ctice@apple.com>
1201 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1202 Remove targetm.have_named_sections test.
1203 (fix_edges_for_rarely_executed_code): Likewise.
1204 (insert_section_boundary_note): Likewise.
1205 (reorder_basic_blocks): Check partitioning flag before calling
1206 verify_hot_cold_block_grouping.
1207 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1208 the function struct rather than global variables.
1209 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1210 (COLD_END_LABEL): Likewise
1211 (cold_text_section_label): New static global variable.
1212 (cold_end_label): Likewise.
1213 (dwarf2out_switch_text_section): Get hot/cold section labels from
1214 the function struct rather than global variables.
1215 (output_aranges): Use cold_text_section_label and cold_end_label;
1216 check partitioning flag before putting out delta.
1217 (output_ranges): Remove incorrect code attempting to use
1218 hot/cold labels.
1219 (output_line_info): Get cold section label from function struct.
1220 (add_location_or_const_value_attribute): Likewise.
1221 (get_subprogram_die): Get hot/cold section labels from function struct.
1222 (dwarf2out_var_location): Likewise.
1223 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1224 write out cold_text_section_label if partition flag is set.
1225 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1226 * function.h (struct function): Add new fields to point to hot/cold
1227 section labels: hot_section_label, cold_section_label,
1228 hot_section_end_label and cold_section_end_label; also add new field
1229 for cold text section name, unlikely_text_section_name.
1230 * opts.c (decode_options): Turn off partitioning flag if
1231 !targetm.have_named_sections.
1232 * output.h (hot_section_label): Remove.
1233 (hot_section_end_label): Remove.
1234 (cold_section_end_label): Remove.
1235 (unlikely_section_label): Remove.
1236 (unlikely_text_section_name): Remove.
1237 * passes.c (rest_of_handle_final): Remove code that frees
1238 unlikely_text_section_name.
1239 * varasm.c (unlikely_section_label): Remove.
1240 (hot_section_label): Remove.
1241 (hot_section_end_label): Remove.
1242 (cold_section_end_label): Remove.
1243 (unlikely_text_section_name): Remove.
1244 (initialize_cold_section_name): Modify to call
1245 targetm.strip_name_encoding; to store cold section name in current
1246 function struct, if it exists; and to only use the decl_section_name
1247 if flag_named_sections is true.
1248 (unlikely_text_section): Modify to get section name out of current
1249 function struct, if there is one; otherwise build it from
1250 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1251 (in_unlikely_text_section): Likewise.
1252 (named_section): Modify to get/put cold section name in current function
1253 struct, if there is one.
1254 (function_section): Change 'bool unlikely' to 'int reloc'; check
1255 targetm.have_named_sections before calling named_section.
1256 (current_function_section): Likewise.
1257 (assemble_start_function): Modify to get/put unlikely_text_section_name
1258 in current function struct; modify to get hot/cold section labels
1259 from function struct; initialize labels using
1260 ASM_GENERATE_INTERNAL_LABEL;
1261 test partitioning flag before writing out hot section label.
1262 (assemble_end_function): Test partitioning flag before writing out
1263 hot/cold section labels.
1264 (default_section_type_flags_1): Modify to use array instead of
1265 char* for unlikely_text_section_name; set flags correctly for
1266 cold text section if there is not a current function decl.
1268 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1270 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1271 and TI_VA_LIST_FPR_COUNTER_FIELD.
1272 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1273 * tree-pass.h (pass_stdarg): Add.
1274 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1275 * tree-stdarg.c: New file.
1276 * tree-stdarg.h: New file.
1277 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1278 (tree-stdarg.o): Add dependencies.
1279 * function.h (struct function): Add va_list_gpr_size and
1280 va_list_fpr_size fields.
1281 * function.c (allocate_struct_function): Initialize them.
1282 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1283 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1284 (TARGET_INITIALIZER): Add it.
1286 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1287 va_list_{g,f}pr_counter_field.
1288 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1289 area will not be used. Only save registers that tree-stdarg.c
1290 detected they need saving.
1291 (ix86_va_start): Don't set up fields that won't be used.
1293 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1294 va_list_{g,f}pr_counter_field.
1295 (setup_incoming_varargs): Don't do anything if reg_save
1296 area will not be used. Only save registers that tree-stdarg.c
1297 detected they need saving.
1298 (rs6000_va_start): Don't set up fields that won't be used.
1300 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1301 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1302 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1303 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1305 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1307 PR target/20795
1308 * config/i386/i386.c (construct_container): Pass empty aligned
1309 struct, union or class in memory.
1311 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1313 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1314 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1315 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1316 config/rs6000/predicates.md: Fix comment typos.
1318 * sched-int.h (haifa_insn_data): Remove blockage and units.
1319 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1320 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1321 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1323 2005-04-09 Jan Hubicka <jh@suse.cz>
1324 Steven Bosscher <stevenb@suse.de>
1326 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1327 * cfgloop.c (get_loop_exit_edges): Likewise.
1328 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1329 (unloop): Likewise.
1330 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1331 * tree-cfg.c (dump_cfg_status): Likewise.
1333 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1335 * config/rs6000/predicates.md (altivec_register_operand): Remove
1336 redundant match_code test.
1337 (gpc_reg_operand): Same.
1338 (cc_reg_operand): Same.
1339 (cc_reg_not_cr0_operand): Same.
1341 2005-04-09 Jan Hubicka <jh@suse.cz>
1343 Forgotten hunk from my last merge patch:
1344 * final.c (output_addr_const): Do not call mark_referenced.
1346 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1348 * doc/tree-ssa.texi: Add immediate use documentation.
1350 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1352 * arm.c (FL_WBUF): Define.
1353 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1354 (arm_is_6_or_7): Delete.
1355 (arm_tune_wbuf): New.
1356 (arm_override_options): Set arm_tune_wbuf.
1357 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1358 (arm_is_6_or_7): Delete declaration.
1359 (arm_tune_wbuf): New declartion.
1360 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1361 (model_wbuf): Derive from arm_tune_wbuf.
1362 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1363 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1364 (arm740t): Mark CPUs as having a write buffer.
1366 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1368 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1369 of 'const_double_operand' in operand 2 constraints. Update enable
1370 condition.
1372 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1374 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1375 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1376 * optabs.h (enum optab_index): Add new OTI_lfloor.
1377 (lfloor_optab): Define corresponding macro.
1378 * optabs.c (init_optabs): Initialize lfloor_optab.
1379 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1380 and lfloordi2 patterns.
1381 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1382 (expand_builtin_int_roundingfn): New function.
1383 (fold_builtin_int_roundingfn): New prototype.
1384 (fold_builtin_int_roundingfn): New function, renamed from
1385 fold_builtin_lround.
1386 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1387 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1388 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1389 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1390 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1391 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1392 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1393 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1394 into lfloor built-in function and (long long int)floor{,f,l} into
1395 llfloor built-in function.
1396 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1397 BUILT_IN_LLFLOOR.
1399 2005-04-08 Ian Lance Taylor <ian@airs.com>
1401 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1402 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1403 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1404 (DO_COND, DO_BODY): Likewise.
1405 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1406 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1407 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1408 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1409 (build_continue_stmt, build_break_stmt): Don't declare.
1410 (c_do_switch_warnings): Update declaration.
1411 * c-gimplify.c (enum bc_t): Remove.
1412 (struct c_gimplify_ctx, ctxp): Remove.
1413 (push_context, pop_context): Remove static functions.
1414 (c_genericize): Don't call push_context or pop_context.
1415 (begin_bc_block, finish_bc_block): Remove static functions.
1416 (build_bc_goto): Likewise.
1417 (gimplify_c_loop): Likewise.
1418 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1419 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1420 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1421 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1422 * c-common.c (c_do_switch_warnings): Rename from
1423 c_do_switch_warnings_1.
1424 (c_do_switch_warnings) [old version]: Remove.
1425 (c_do_switch_expr_warnings): Remove.
1426 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1427 function instead of c_do_switch_expr_warnings.
1428 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1429 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1430 * c-pretty-print.c (pp_c_statement): Likewise.
1431 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1433 2005-04-08 Devang Patel <dpatel@apple.com>
1435 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1436 While selecting replacement condition pay attention to loop header.
1438 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1440 Merge from tree-cleanup-branch: VRP, store CCP, store
1441 copy-prop, incremental SSA updating of FUD chains and
1442 newly exposed symbols.
1444 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1445 (OBJS-common): Add tree-vrp.o.
1446 (tree-vrp.o): New rule.
1447 * basic-block.h (nearest_common_dominator_for_set): Declare.
1448 * common.opt (ftree-store-ccp): New flag.
1449 (ftree-copy-prop): New flag.
1450 (ftree-vrp): New flag.
1451 (ftree-store-copy-prop): New flag.
1452 * dominance.c (nearest_common_dominator_for_set): New.
1453 * domwalk.c (walk_dominator_tree): Only traverse
1454 statements in blocks marked in walk_data->interesting_blocks.
1455 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1456 * fold-const.c (fold): Handle ASSERT_EXPR.
1457 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1458 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1459 flag_tree_vrp at -O2.
1460 * timevar.def (TV_TREE_VRP): Define.
1461 (TV_TREE_COPY_PROP): Define.
1462 (TV_TREE_STORE_COPY_PROP): Define.
1463 (TV_TREE_SSA_INCREMENTAL): Define.
1464 (TV_TREE_STORE_CCP): Define.
1465 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1466 to kill_redundant_phi_nodes from comment.
1467 (verify_expr): Handle ASSERT_EXPR.
1468 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1469 argument. Update all users.
1470 (mark_call_clobbered_vars_to_rename): Remove. Update all
1471 users.
1472 * tree-flow-inline.h (unmodifiable_var_p): New.
1473 * tree-flow.h (enum value_range_type): Declare.
1474 (struct value_range_def): Declare.
1475 (value_range): Declare.
1476 (remove_all_phi_nodes_for): Remove. Update all users.
1477 (find_phi_node_for): Declare.
1478 (add_type_alias): Declare.
1479 (count_uses_and_derefs): Declare.
1480 (kill_redundant_phi_nodes): Remove.
1481 (rewrite_into_ssa): Remove.
1482 (rewrite_def_def_chains): Remove.
1483 (update_ssa, register_new_name_mapping, create_new_def_for,
1484 need_ssa_update_p, name_registered_for_update_p,
1485 release_ssa_name_after_update_ssa, dump_repl_tbl,
1486 debug_repl_tbl, dump_names_replaced_by,
1487 debug_names_replaced_by, mark_sym_for_renaming,
1488 mark_set_for_renaming, get_current_def, set_current_def,
1489 get_value_range, dump_value_range, debug_value_range,
1490 dump_all_value_ranges, debug_all_value_ranges,
1491 expr_computes_nonzero, loop_depth_of_name,
1492 unmodifiable_var_p): Declare.
1493 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1494 ASSERT_EXPR.
1495 * tree-into-ssa.c (block_defs_stack): Update comment.
1496 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1497 syms_to_rename, names_to_release, repl_tbl,
1498 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1499 need_to_replace_names_p): New locals.
1500 (NAME_SETS_GROWTH_FACTOR): Define.
1501 (struct repl_map_d): Declare.
1502 (struct mark_def_sites_global_data): Add field
1503 interesting_blocks.
1504 (enum rewrite_mode): Declare.
1505 (REGISTER_DEFS_IN_THIS_STMT): Define.
1506 (compute_global_livein): Use last_basic_block instead of
1507 n_basic_blocks.
1508 (set_def_block): Remove last argument. Update all callers.
1509 (prepare_use_operand_for_rename): Remove. Update all callers.
1510 (prepare_def_operand_for_rename): Remove. Update all callers.
1511 (symbol_marked_for_renaming): New.
1512 (is_old_name): New.
1513 (is_new_name): New.
1514 (repl_map_hash): New.
1515 (repl_map_eq): New.
1516 (repl_map_free): New.
1517 (names_replaced_by): New.
1518 (add_to_repl_tbl): New.
1519 (add_new_name_mapping): New.
1520 (mark_def_sites): Assume that all the operands in the
1521 statement are in normal form.
1522 (find_idf): Assert that the block in the stack is valid.
1523 (get_default_def_for): New.
1524 (insert_phi_nodes_for): Add new argument 'update_p'.
1525 Add documentation.
1526 If update_p is true, add a new mapping between the LHS of
1527 each new PHI and the name that it replaces.
1528 (insert_phi_nodes_1): Only call find_idf if needed.
1529 (get_reaching_def): Call get_default_def_for.
1530 (rewrite_operand): Remove.
1531 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1532 and REWRITE_THIS_STMT are false.
1533 Assume that all the operands in the statement are in
1534 normal form.
1535 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1536 (rewrite_virtual_phi_arguments): Remove.
1537 (invalidate_name_tags): Remove.
1538 (register_new_update_single, register_new_update_set,
1539 rewrite_update_init_block, replace_use,
1540 rewrite_update_fini_block, rewrite_update_stmt,
1541 rewrite_update_phi_arguments): New.
1542 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1543 Add arguments 'entry', 'what' and 'blocks'.
1544 Initialize the dominator walker according to 'what' and
1545 'blocks'.
1546 Start the dominator walk at 'entry'.
1547 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1548 Use it to configure the dominator walker.
1549 (rewrite_into_ssa): Remove argument 'all'.
1550 Make internal.
1551 (rewrite_all_into_ssa): Remove.
1552 (rewrite_def_def_chains): Remove.
1553 (mark_def_interesting, mark_use_interesting,
1554 prepare_phi_args_for_update, prepare_block_for_update,
1555 prepare_def_site_for, prepare_def_sites,
1556 dump_names_replaced_by, debug_names_replaced_by,
1557 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1558 delete_update_ssa, create_new_def_for,
1559 register_new_name_mapping, mark_sym_for_renaming,
1560 mark_set_for_renaming, need_ssa_update_p,
1561 name_registered_for_update_p, ssa_names_to_replace,
1562 release_ssa_name_after_update_ssa,
1563 insert_updated_phi_nodes_for, update_ssa): New.
1564 * tree-loop-linear.c (linear_transform_loops): Call
1565 update_ssa instead of rewrite_into_ssa.
1566 * tree-optimize.c (vars_to_rename): Remove.
1567 Update all users.
1568 (init_tree_optimization_passes): Replace
1569 pass_redundant_phi with pass_copy_prop.
1570 Add pass_vrp.
1571 Replace pass_ccp with pass_store_ccp.
1572 Add pass_store_copy_prop after pass_store_ccp.
1573 (execute_todo): If the TODO_ flags don't include updating
1574 the SSA form, assert that it does not need to be updated.
1575 Call update_ssa instead of rewrite_into_ssa and
1576 rewrite_def_def_chains.
1577 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1578 (tree_rest_of_compilation):
1579 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1580 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1581 TODO_cleanup_cfg): Renumber.
1582 (TODO_verify_loops, TODO_update_ssa,
1583 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1584 TODO_update_ssa_only_virtuals): Define.
1585 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1586 Declare.
1587 * tree-phinodes.c (make_phi_node): Update documentation.
1588 (remove_all_phi_nodes_for): Remove.
1589 (find_phi_node_for): New.
1590 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1591 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1592 (interpret_rhs_modify_expr): Likewise.
1593 * tree-sra.c (decide_instantiations): Mark all symbols in
1594 SRA_CANDIDATES for renaming.
1595 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1596 (mark_all_v_defs): New function. Update all users to call it
1597 with the whole list of scalarized statements, not just the
1598 first one.
1599 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1600 (compute_flow_insensitive_aliasing): If the tag is
1601 unmodifiable and the variable isn't or vice-versa, don't
1602 make them alias of each other.
1603 (setup_pointers_and_addressables): If the type tag for
1604 VAR is about to change, mark the old one for renaming.
1605 (add_type_alias): New.
1606 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1607 (ccp_lattice_t): Rename from latticevalue.
1608 (value): Remove. Update all users.
1609 (const_val): New local variable.
1610 (do_store_ccp): New local variable.
1611 (dump_lattice_value): Handle UNINITIALIZED.
1612 (debug_lattice_value): New.
1613 (get_default_value): Re-write.
1614 (set_lattice_value): Re-write.
1615 (def_to_varying): Remove. Update all users.
1616 (likely_value): Return VARYING for statements that make
1617 stores when STORE_CCP is false.
1618 Return VARYING for any statement other than MODIFY_EXPR,
1619 COND_EXPR and SWITCH_EXPR.
1620 (ccp_initialize): Re-write.
1621 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1622 Move to tree-ssa-propagate.c.
1623 (ccp_lattice_meet): Handle memory stores when
1624 DO_STORE_CCP is true.
1625 (ccp_visit_phi_node): Likewise.
1626 (ccp_fold): Likewise.
1627 (evaluate_stmt): Likewise.
1628 (visit_assignment): Likewise.
1629 (ccp_visit_stmt): Likewise.
1630 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1631 into DO_STORE_CCP.
1632 (do_ssa_ccp): New.
1633 (pass_ccp): Use it.
1634 (do_ssa_store_ccp): New.
1635 (gate_store_ccp): New.
1636 (pass_store_ccp): Declare.
1637 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1638 (may_propagate_copy): Reformat.
1639 Don't abort if ORIG is a virtual and DEST isn't.
1640 If NEW does not have alias information but DEST does,
1641 copy it.
1642 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1643 copy_prop_kind, which_copy_prop): Declare.
1644 (stmt_may_generate_copy, get_copy_of_val,
1645 get_last_copy_of, set_copy_of_val, dump_copy_of,
1646 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1647 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1648 init_copy_prop, fini_copy_prop, execute_copy_prop,
1649 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1650 store_copy_prop): New.
1651 (pass_copy_prop, pass_store_copy_prop): Declare.
1652 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1653 'num_const_prop' and 'num_copy_prop'.
1654 (cprop_operand): Update them.
1655 (dump_dominator_optimization_stats): Dump them.
1656 (tree_ssa_dominator_optimize): Call update_ssa instead of
1657 rewrite_into_ssa.
1658 (loop_depth_of_name): Declare extern.
1659 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1660 values for LOW or HIGH.
1661 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1662 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1663 (cprop_operand): Only propagate if VAL != OP.
1664 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1665 statement for renaming.
1666 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1667 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1668 add_type_alias if necessary.
1669 Call mark_new_vars_to_rename.
1670 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1671 mark every statement updated, call update_ssa and
1672 rewrite_into_loop_closed_ssa.
1673 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1674 from LIVEIN if VAR is a virtual.
1675 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1676 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1677 (get_call_expr_operands): Reformat statement.
1678 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1679 symbols.
1680 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1681 SSA_NAME_VALUE for every name.
1682 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1683 get_value_loaded_by): New.
1684 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1685 substitute_and_fold): Move from tree-ssa-ccp.c.
1686 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1687 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1688 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1689 Declare.
1690 * tree-ssa.c (verify_use): Fix error message.
1691 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1692 check_phi_redundancy, kill_redundant_phi_nodes,
1693 pass_redundant_phi): Remove. Update all users.
1694 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1695 add_type_alias, if necessary.
1696 * tree-vectorizer.h (struct _stmt_vect_info): Update
1697 documentation for field 'memtag'.
1698 * tree-vrp.c: New file.
1699 * tree.def (ASSERT_EXPR): Define.
1700 * tree.h (ASSERT_EXPR_VAR): Define.
1701 (ASSERT_EXPR_COND): Define.
1702 (SSA_NAME_VALUE_RANGE): Define.
1703 (struct tree_ssa_name): Add field 'value_range'.
1704 (PHI_REWRITTEN): Remove.
1705 (struct tree_phi_node): Remove field 'rewritten'.
1706 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1707 -ftree-store-copy-prop): Document.
1708 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1709 Document usage of update_ssa.
1711 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1713 PR target/20814
1714 * config/rs6000/predicates.md (altivec_register_operand): Accept
1715 SUBREG.
1716 (and64_operand): Do not limit CONST_INT to mask64_operand.
1717 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1718 (and_operand): Do not limit CONST_INT to mask_operand.
1720 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1722 PR rtl-optimization/20466
1723 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1724 for overlap of the address of each list member.
1725 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1727 2005-04-08 Mike Stump <mrs@apple.com>
1729 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1731 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1732 instead of 4.
1734 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1736 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1738 * function.c (push_function_context_to): Don't set
1739 contains_functions.
1740 * function.h (function): Remove contains_functions.
1741 (current_function_contains_functions): Remove.
1743 * function.h (function): Remove instrument_entry_exit.
1744 (current_function_instrument_entry_exit): Remove.
1746 * function.h (nonlocal_labels): Remove.
1748 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1750 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1751 (check_attr_value, write_attr_get, write_expr_attr_cache,
1752 find_attr, make_internal_attr): Don't reference negative_ok or
1753 unsigned_p.
1754 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1755 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1756 (ATTR_STATIC): Adjust the value.
1758 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1760 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1762 * config/s390/tpf.h (ASM_SPEC): Define.
1764 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1766 * tree-flow.h: Remove the prototype for
1767 redirect_immediate_uses.
1768 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1770 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1772 * arm.c (arm_const_double_by_parts): New function.
1773 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1774 * arm.md (define_split for 64-bit constants): Add another one.
1776 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1778 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1780 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1782 * system.h: Revert last change.
1784 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1786 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1787 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1788 (TARGET_SWITCHES): Delete.
1789 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1790 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1791 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1792 * config/xtensa/xtensa.opt: New file.
1794 2005-04-08 Ben Elliston <bje@au.ibm.com>
1796 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1797 * config/fp-bit.h: Tidy comments.
1799 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1801 * system.h: Poison PARAMS.
1803 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1805 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1806 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1807 (TARGET_SWITCHES): Delete.
1808 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1809 * config/vax/vax.opt: New file.
1811 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1813 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1815 2005-04-07 Ian Lance Taylor <ian@airs.com>
1817 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1818 define.
1819 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1820 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1821 Likewise.
1823 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1825 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1826 all immediate uses in PHI nodes.
1828 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1830 * arm.c (arm_const_double_inline_cost): Handle any constant by
1831 using gen_lowpart and gen_highpart_mode.
1832 (note_invalid_constants): All constants in an RTX with a constraint
1833 that permits memory are now pushed to the constant pool.
1834 (output_move_double): Delete code to handle reg to reg and
1835 constant to reg moves.
1836 (const_double_needs_minipool, output_mov_immediate): Delete.
1837 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1838 CONST_INT and CONST_VECTOR.
1839 * arm.md (ANY64): New mode macro.
1840 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1841 (movdf_soft_insn): Split reg-reg and const-reg moves.
1842 (split patterns for 64-bit constant and register moves): New.
1843 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1844 (cirrus_movdf_hard_insn): Likewise.
1845 * fpa.md (movdf_fpa): Likewise.
1846 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1847 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1848 constraints.
1849 (movv2si_internal_2): Likewise.
1850 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1851 (movdf_vfp): Likewise.
1852 * arm-protos.h (output_mov_immediate): Delete prototype.
1854 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1856 PR target/20093
1857 * simplify-rtx.c (simplify_unary_operation_1): Check
1858 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1860 2005-04-06 James E Wilson <wilson@specifixinc.com>
1862 PR target/20717
1863 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1864 ADDR_EXPR.
1866 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1868 * coverage.h (GCOV_TYPE_NODE): Delete.
1869 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1870 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1871 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1872 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1873 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1875 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1877 PR other/20792
1878 * Makefile.in (gcc.pot): Remove options.c dependency.
1879 * optc-gen.awk: Don't quote help strings with N_().
1881 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1883 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1884 the function returns a pointer type.
1886 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1888 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1889 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1890 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1891 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1892 explicit_uses members.
1893 (get_or_create_used_part_for): Initialize new fields.
1894 (fieldoff_compare): New function.
1895 (create_overlap_variables_for): Count number of fields, use
1896 heuristic to determine whether to create subvars for vars with
1897 only implicit uses.
1898 Sort the field list by offset and avoid creating duplicate SFT's.
1900 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1902 * c.opt (-F): Remove trailing whitespace from help string.
1903 (-finput-charset): Use a tab to separate the switch name and help
1904 string.
1905 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1906 (-ftree-vectorizer-verbose): Likewise.
1908 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1910 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1911 a PHI argument where a use occurs instead of all PHI arguments.
1913 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1915 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1916 scope.
1918 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1920 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1921 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1922 config/bfin/bfin.h: Fix comment typos.
1924 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1926 * doc/install.texi: Update the URL for Jacks.
1927 * doc/sourcebuild.texi: Likewise.
1929 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1931 PR target/17245
1932 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1933 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1935 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1937 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1939 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1941 * config/v850/v850-protos.h (override_options): Delete.
1942 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1943 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1944 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1945 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1946 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1947 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1948 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1949 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1950 (OVERRIDE_OPTIONS): Delete.
1951 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1952 (small_memory_info): Remove the value field.
1953 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1954 TARGET_NO_APP_REGS.
1955 * config/v850/v850.c (small_memory): Remove the value field.
1956 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1957 (override_options): Delete.
1958 (v850_handle_memory_option, v850_handle_option): New functions.
1959 * config/v850/v850.opt: New file.
1961 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1963 * config.host: Add a section for generic hosts, and a subsection
1964 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1965 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1966 * config/host-darwin.h: New.
1967 * config/x-darwin: New.
1968 * config/i386/host-i386-darwin.c: New.
1969 * config/i386/x-darwin: New.
1970 * config/rs6000/host-darwin.c: Include host-darwin.h.
1971 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1972 (darwin_rs6000_gt_pch_use_address): Likewise.
1973 * config/rs6000/x-darwin: Change name of .o built, update
1974 dependencies for changes to rs6000/host-darwin.c.
1976 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1978 PR target/17824
1979 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1981 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1983 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1984 split_loop_exit_edge instead of loop_split_edge_with.
1986 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1988 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1989 UNSPEC_SET_VSCR): New constants, used throughout.
1990 (*andc3_v4sf): New.
1991 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1992 Replace with...
1993 (altivec_vspltis<VI_char>): ... this pattern, using
1994 a QImode const_int_operand for the immediate.
1995 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1996 define_expands.
1998 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2000 PR target/17822
2001 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
2003 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2005 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
2007 2005-04-06 Ben Elliston <bje@au.ibm.com>
2009 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
2010 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
2011 macros as living in "this file" and not gcc.h.
2013 2005-04-06 Ben Elliston <bje@au.ibm.com>
2015 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
2016 -ftree-live_range_split. Perhaps renamed at some point?
2018 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2020 PR target/20625
2021 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
2022 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
2024 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2026 * tree-flow.h (number_of_iterations_cond): Declaration removed.
2027 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
2028 (number_of_iterations_special): New function.
2029 (number_of_iterations_exit): Use number_of_iterations_special.
2030 Use simplify_using_outer_evolutions only at -O3.
2031 (number_of_iterations_cond, tree_simplify_using_condition,
2032 simplify_using_initial_conditions, loop_niter_by_eval,
2033 compare_trees, can_count_iv_in_wider_type_bound,
2034 simplify_using_outer_evolutions): Use fold_build.
2036 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
2038 * doc/install.texi (Configuration): Document --with-java-home.
2040 2005-04-05 Richard Henderson <rth@redhat.com>
2042 PR target/20342
2043 PR target/20447
2044 * config/i386/i386.c (print_operand): Handle vector zeros.
2045 (ix86_split_to_parts): Handle CONST_VECTOR.
2046 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
2047 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
2048 what modes to tie for MMX and SSE registers.
2049 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
2050 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
2051 to vector modes as well.
2052 * config/i386/predicates.md (const0_operand): Handle VOIDmode
2053 properly as an input mode.
2055 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2057 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
2059 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2061 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
2063 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2065 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
2066 and local functions, set sse_nregs to 8 and float_in_sse.
2067 (function_arg_advance, function_arg): If float_in_sse, pass
2068 SFmode and DFmode arguments in SSE registers.
2069 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
2071 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
2072 of -funit-at-a-time.
2074 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2076 * config/i386/i386-protos.h (ix86_function_value): Accept two
2077 arguments, like the target macro.
2078 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
2079 * config/i386/i386.c (ix86_function_value): Accept the second
2080 argument of the target macro.
2081 (ix86_function_ok_for_sibcall): Pass a function pointer to
2082 ix86_function_value.
2083 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
2084 call to ix86_value_regno).
2085 (ix86_value_regno): Add support for returning floating point values
2086 in SSE registers.
2088 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2090 PR tree-optimization/20076
2091 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
2092 that call __builtin_return or __builtin_apply_args.
2094 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2096 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
2097 Use immediate use iterator.
2098 (stmt_is_bumper_for_loop): Use immediate use iterator.
2099 * predict.c (strip_builtin_expect): Use update_stmt.
2100 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
2101 on all elements of a STATEMENT_LIST.
2102 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
2103 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2104 (bsi_replace): Mark stmt as modified and the update it.
2105 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2106 (expand_complex_libcal): Call update_stmt.
2107 (expand_complex_comparison): Call mark_stmt_modified.
2108 (expand_complex_operations_1): Call update_stmt_if_modified.
2109 (expand_vector_operations_1): Call mark_stmt_modified.
2110 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2111 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2112 add_immediate_use, redirect_immediate_use,
2113 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2114 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2115 (mark_new_vars_to_rename): Call update_stmt.
2116 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2117 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2118 Ignore PHI nodes.
2119 (unmodify_stmt): Delete.
2120 (update_stmt): New. Force an update of a stmt.
2121 (update_stmt_if_modified): update a stmt if it is out of date.
2122 (get_stmt_operands): Verify stmt is NOT modified.
2123 (stmt_modified_p): Update comment.
2124 (delink_imm_use): Remove a use node from its immuse list.
2125 (link_imm_use_to_list): Link a use node to a specific list.
2126 (link_imm_use): Link a node to the correct list.
2127 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2128 it in the correct list, if appropriate.
2129 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2130 (relink_imm_use): Link a use node in place of another node in a list.
2131 (relink_imm_use_stmt): LInk a node in place of another node, and set
2132 the stmt pointer.
2133 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2134 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2135 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2136 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2137 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2138 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2139 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2140 (has_zero_uses): New. Return true if there are no uses of a var.
2141 (has_single_use): New. Return true if there is only a single use of a
2142 variable.
2143 (single_imm_use): New. Return the simgle immediate use.
2144 (num_imm_uses): New. Return the number of immediate uses.
2145 (get_v_must_def_ops): Use is now a pointer.
2146 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2147 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2148 the use node.
2149 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2150 (delink_stmt_imm_use): Delink all immuses from a stmt.
2151 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2152 * tree-flow.h (struct dataflow_d): Delete.
2153 (immediate_use_iterator_d): New. Immediate use iterator struct.
2154 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2155 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2156 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2157 iteration.
2158 (struct stmt_ann_d): Remove dataflow_t from struct.
2159 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2160 (if_convertible_phi_p): Use FAST immuse iterator.
2161 (if_convertible_loop_p): Don't call compute_immediate_uses.
2162 (replace_phi_with_cond_modify_expr): Call update_stmt.
2163 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2164 update_stmt_if_modified.
2165 (rewrite_all_into_ssa): Initialize ssa operands.
2166 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2167 compute_immediate_uses.
2168 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2169 ssa_property is available.
2170 (execute_one_pass): Change parameters passed to execute_todo.
2171 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2172 (remove_ssa_form): Call fini_ssa_operands.
2173 (insert_backedge_copies): Delete call to modify_stmt.
2174 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2175 (release_phi_node): Delink any use nodes before releasing.
2176 (resize_phi_node): Relink any use nodes.
2177 (remove_phi_arg_num): Delink the use node.
2178 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2179 (remove_all_phi_nodes_for): Release phi node first.
2180 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2181 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2182 (scalarize_use, scalarize_copy): Call update_stmt.
2183 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2184 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2185 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2186 (ccp_initialize): Remove call to compute_immediate_uses.
2187 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2188 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2189 stmts.
2190 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2191 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2192 (eliminate_redundant_computations): Call mark_stmt_modified.
2193 (cprop_operand): Call mark_stmt_modified.
2194 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2195 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2196 (dse_optimize_stmt): Use new immuse interface.
2197 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2198 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2199 (substitute_single_use_vars): Use new immuse interface.
2200 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2201 and compute_immediate_uses.
2202 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2203 interface.
2204 (rewrite_mem_refs): Call update_stmt.
2205 (determine_lsm): Remove call to compute_imm_uses and free_df.
2206 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2207 (try_unroll_loop_completely): Call update_stmt.
2208 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2209 (rewrite_use_compare): Call update_stmt.
2210 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2211 (rewrite_use) : Call update_stmt.
2212 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2213 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2214 update_stmt.
2215 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2216 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2217 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2218 use nodes.
2219 (initialize_vuse_operand): New. Initialize a vuse operand.
2220 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2221 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2222 (finalize_ssa_defs): Use stmt parameter.
2223 (correct_use_link): Ensure a use node is in the correct list, and has
2224 the correct stmt pointer.
2225 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2226 finalize_ssa_v_must_defs): Also initialize use nodes.
2227 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2228 (build_ssa_operands): Seperate parsing from final operand construction.
2229 (parse_ssa_operands): New. Parse entry point for operand building.
2230 (swap_tree_operands): New. Swap 2 tree operands.
2231 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2232 operands.
2233 (get_expr_operands): Call swap_tree_operands when needed.
2234 (copy_virtual_operands): Use initialize routines for virtual use ops.
2235 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2236 (verify_abort): New. Issue imm_use error.
2237 (verify_imm_links): New Verify imm_use links for a var.
2238 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2239 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2240 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2241 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2242 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2243 (NULL_USE_OPERAND_P) Define.
2244 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2245 use node.
2246 (struct vuse_operand_type): New struct.
2247 (SET_USE): Call set_ssa_use_from_ptr.
2248 (USE_STMT): Define.
2249 (PHI_ARG_INDEX_FROM_USE): Define.
2250 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2251 argument via SET_USE, not PHI_ARG_DEF_TREE.
2252 * tree-ssa-pre.c (eliminate): Call update_stmt.
2253 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2254 call free_df.
2255 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2256 (nearest_common_dominator_of_uses): Use imm_use iterator.
2257 (statement_sink_location): Use imm_use iterator and interface.
2258 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2259 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2260 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2261 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2262 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2263 if new parameter is true.
2264 (init_tree_ssa): Don't initialize operand cache here.
2265 (delete_tree_ssa): Don't destroy operand cache here.
2266 (propagate_into_addr): Pass in a use pointer, return true if anything
2267 was changed.
2268 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2269 (check_phi_redundancy): Use imm_use iterator.
2270 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2271 free_df.
2272 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2273 (release_ssa_name): Delink node and all elements in its imm_use list.
2274 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2275 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2276 * tree-vectorizer.c (need_imm_uses_for): Delete.
2277 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2278 * tree.h (struct ssa_imm_use_d): Define.
2279 (SSA_NAME_IMM_USE_NODE): Define.
2280 (struct tree_ssa_name): Add imm_use node.
2281 (PHI_DF): Delete.
2282 (PHI_ARG_IMM_USE_NODE): Define.
2283 (struct phi_arg_d): Add imm_use node.
2284 (struct tree_phi_node): Remove struct dataflow_d element.
2285 (TDF_STMTADDR): Define.
2287 2005-04-05 Dale Johannesen <dalej@apple.com>
2289 * doc/invoke.texi (Optimization Options): Remove
2290 duplicate -fcse-follow-jumps. Add -fweb.
2291 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2292 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2294 2005-04-05 Per Bothner <per@bothner.com>
2296 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2297 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2298 (warn_uninit): Get EXPR_LOCUS from context now instead.
2299 This fixes a USE_MAPPED_LOCATION testsuite failure.
2301 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2303 2005-04-05 Per Bothner <per@bothner.com>
2305 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2306 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2307 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2308 before warning.
2310 2004-04-05 Devang Patel <dpatel@apple.com>
2312 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2313 (lhsr<mode>3): ... new name.
2314 (altivec_vsra<VI_char>): Rename to ..
2315 (ashr<mode>3): ... new name.
2316 * config/rs6000/rs6000.c (builtin_description): Rename shift
2317 operations.
2319 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2321 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2322 gen_lowpart_for_combine.
2323 * cse.c (gen_lowpart_if_possible): Move...
2324 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2325 gen_lowpart_SUBREG.
2326 (gen_lowpart_no_emit_general): Use it.
2328 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2330 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2331 overriding.
2333 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2335 * system.h: Fix typo.
2337 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2339 * config/bfin/bfin-modes.def: New file.
2340 * config/bfin/bfin-protos.h: New file.
2341 * config/bfin/bfin.c: New file.
2342 * config/bfin/bfin.h: New file.
2343 * config/bfin/bfin.md: New file.
2344 * config/bfin/bfin.opt: New file.
2345 * config/bfin/crti.s: New file.
2346 * config/bfin/crtn.s: New file.
2347 * config/bfin/elf.h: New file.
2348 * config/bfin/lib1funcs.asm: New file.
2349 * config/bfin/predicates.md: New file.
2350 * config/bfin/t-bfin: New file.
2351 * config/bfin/t-bfin-elf: New file.
2352 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2353 Document new attributes.
2354 (interrupt, interrupt_handler, saveall): Update documentation for
2355 these attributes.
2356 * doc/install.texi (Specific): Add entry for the Blackfin.
2357 * doc/invoke.texi (Blackfin Options): New section.
2358 * doc/md.texi (Blackfin family): New section to document constraints.
2359 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2361 2005-04-05 Olivier Hainque <hainque@adacore.com>
2363 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2364 match what the system unwinder expects.
2365 * config/mips/mips.c (mips_frame_set): If we're saving the return
2366 address register and the dwarf return address column number differs
2367 from the hard register number, adjust the note reg to refer to the
2368 former.
2370 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2372 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2373 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2374 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2375 (processor_type): New enum.
2376 (mn10300_processor): New variable.
2377 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2378 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2379 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2380 (PROCESSOR_DEFAULT): New macro.
2381 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2382 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2383 (mn10300_handle_option, mn10300_override_options): New functions.
2384 * config/mn10300/mn10300.opt: New file.
2386 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2387 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2389 PR tree-optimization/19903
2390 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2391 that don't fit in their type after conversion.
2393 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2395 PR target/20421
2396 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2397 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2398 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2399 flag here. Implement using define_insn_and_split.
2400 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2401 (frndintxf2_mask_pm_i387): New insn patterns.
2402 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2403 Do not set ix86_optimize_mode_switching flag.
2404 (ceilsf2, ceildf2, ceilxf2): Same.
2405 (btruncsf2, btruncdf2, btruncxf2): Same.
2406 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2408 2005-04-05 Ian Lance Taylor <ian@airs.com>
2410 PR debug/9963
2411 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2412 i386_pe_record_external_function.
2413 (i386_pe_record_external_function): Update declaration.
2414 * config/i386/winnt.c (struct extern_list): Add decl field.
2415 (i386_pe_record_external_function): Add decl parameter.
2416 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2417 identifier.
2418 * config/i386/i386-protos.h (i386_pe_record_external_function):
2419 Update declaration.
2421 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2423 * config/m68k/m68k-protos.h: Add a prototype for
2424 valid_dbcc_comparison_p_2.
2425 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2426 extend_operator, const_uint32_operand, const_sint32_operand,
2427 general_src_operand, nonimmediate_src_operand,
2428 memory_src_operand, post_inc_operand, pre_dec_operand,
2429 pcrel_address): Move to predicates to predicates.md.
2430 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2431 * config/m68k/m68k.md: Include predicates.md.
2432 * config/m68k/predicates.md: New.
2434 2005-04-04 Roger Sayle <roger@eyesopen.com>
2436 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2438 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2440 2005-04-04 Ian Lance Taylor <ian@airs.com>
2442 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2443 switch_expr.
2444 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2445 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2446 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2447 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2448 * c-common.c (c_do_switch_warnings_1): New static function broken
2449 out of c_do_switch_warnings.
2450 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2451 (c_do_switch_expr_warnings): New function.
2452 * c-common.h (c_do_switch_expr_warnings): Declare.
2454 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2455 Daniel Jacobowitz <dan@codesourcery.com>
2457 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2458 trapping divide.
2459 * rtlanal.c (may_trap_p): Same.
2461 2005-04-04 Dale Johannesen <dalej@apple.com>
2463 * ChangeLog: remove reference to ChangeLog.12.
2465 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2467 CRIS epilogue as RTL.
2468 * config/cris/cris.md: Change all 0 in unspec 0 to
2469 CRIS_UNSPEC_PLT.
2470 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2471 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2472 patterns.
2473 ("return"): Change to define_expand. Call cris_expand_return for
2474 actual expansion.
2475 ("*return_expanded"): New pattern.
2476 ("epilogue"): New define_expand.
2477 * config/cris/cris.h (PREDICATE_CODES): Add
2478 cris_load_multiple_op.
2479 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2480 type.
2481 (enum cris_retinsn_type): New.
2482 (struct machine_function): New member return_type.
2483 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2484 (cris_target_asm_function_epilogue): Remove, moving RTLified
2485 contents to...
2486 (cris_expand_epilogue): New function.
2487 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2488 (cris_gen_movem_load, cris_load_multiple_op)
2489 (cris_return_address_on_stack_for_return, cris_expand_return): New
2490 functions.
2491 (cris_target_asm_function_prologue)
2492 (cris_initial_frame_pointer_offset): Call
2493 cris_reg_saved_in_regsave_area instead of complicated expression.
2494 Call cris_return_address_on_stack instead of an expression.
2495 (cris_print_operand) <case 'o', case 'O'>: New cases.
2496 (cris_return_address_on_stack): Change return-type to bool.
2497 (cris_simple_epilogue): Ditto. Return false if registers are
2498 saved.
2499 * config/cris/cris-protos.h (cris_simple_epilogue)
2500 (cris_return_address_on_stack): Adjust prototype return type.
2501 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2502 (cris_return_address_on_stack_for_return): New prototypes.
2504 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2506 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2507 gpr_or_int12_operand.
2509 * config/frv/frv-protos.h: Add a prototype to
2510 frv_legitimate_memory_operand and frv_const_unspec_p.
2511 (frv_unspec): Move from frv.c.
2512 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2513 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2514 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2515 gpr_or_fpr_operand, gpr_or_int12_operand,
2516 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2517 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2518 int6_operand, int5_operand, uint5_operand, uint4_operand,
2519 uint1_operand, int_2word_operand, uint16_operand,
2520 upper_int16_operand, integer_register_operand,
2521 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2522 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2523 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2524 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2525 move_destination_operand, movcc_fp_destination_operand,
2526 frv_function_symbol_referenced_p, move_source_operand,
2527 condexec_dest_operand, condexec_source_operand,
2528 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2529 const_unspec_operand, gpr_or_memory_operand,
2530 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2531 icc_operand, fcc_operand, cc_operand, icr_operand,
2532 fcr_operand, cr_operand, call_operand, sibcall_operand,
2533 symbolic_operand, relational_operator,
2534 integer_relational_operator, float_relational_operator,
2535 ccr_eqne_operator, minmax_operator,
2536 condexec_si_binary_operator, condexec_si_media_operator,
2537 condexec_si_divide_operator, condexec_si_unary_operator,
2538 condexec_sf_conv_operator, condexec_sf_add_operator,
2539 condexec_memory_operand, intop_compare_operator, acc_operand,
2540 even_acc_operand, quad_acc_operand, accg_operand: Move to
2541 predicates.md.
2542 * config/frv/frv.h (PREDICATE_CODES): Remove.
2543 * config/frv/frv.md: Include predicates.md.
2544 * config/frv/predicates.md: New.
2546 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2548 PR target/19537
2549 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2550 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2551 (add_standard_iv_candidates_for_size): New function, extracting code
2552 from add_standard_iv_candidates and parameterizing it by type size.
2553 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2555 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2557 * system.h (GCOV_SIZE_TYPE): Unposion.
2558 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2559 (GCOV_TYPE_SIZE): ...this new macro.
2560 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2561 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2562 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2563 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2564 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2565 instead of unsigned_intSI_type_node.
2566 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2567 (rtl_gen_one_value_profiler_no_edge_manipulation)
2568 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2569 * value-prof.c: Include coverage.h.
2571 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2572 Diego Novillo <dnovillo@redhat.com>
2574 Fix PR tree-optimization/20703
2575 Fix PR tree-optimization/20725
2577 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2578 (create_expression_by_pieces): Ditto.
2579 (valid_in_set): Ditto. Also handle tcc_declaration.
2580 (find_or_generate_expression): Handle comparison class.
2581 (insert_into_preds_of_block): Ditto.
2582 (insert_aux): Ditto.
2583 (create_value_expr_from): Handle comparison class, recursively
2584 handle reference nodes.
2585 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2586 (execute_pre): Fix spacing.
2587 (do_fre): Renamed to execute_fre.
2589 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2591 * doc/invoke.texi (SPARC options): Document that
2592 -mlittle-endian is not supported on Linux either.
2594 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2596 PR target/4198
2597 PR target/12027
2598 * config.gcc (Obsolete configurations): Remove
2599 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2600 (sparclite-*-coff*): Delete.
2601 (sparclite-*-elf*): Likewise.
2602 (sparc86x-*-elf*): Likewise.
2603 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2604 * config/sparc/lite.h: Delete.
2605 * config/sparc/litecoff.h: Likewise.
2606 * config/sparc/liteelf.h: Likewise.
2607 * config/sparc/sp86x-elf.h: Likewise.
2608 * config/sparc/t-sparclite: Likewise.
2609 * config/sparc/t-sp86x: Likewise.
2611 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2613 * config/s390/s390-protos.h: (s390_comparison,
2614 s390_alc_comparison, s390_slb_comparison, const0_operand,
2615 consttable_operand, larl_operand, s_operand,
2616 shift_count_operand, bras_sym_operand, load_multiple_operation,
2617 store_multiple_operation, s390_plus_operand): Remove prototypes.
2618 (s390_legitimate_address_without_index_p): New prototype.
2619 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2620 to s390.h.
2621 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2622 const0_operand, consttable_operand, larl_operand, s_operand,
2623 shift_count_operand, bras_sym_operand, load_multiple_operation,
2624 store_multiple_operation, s390_plus_operand): Move to
2625 predicates.md.
2626 (check_mode): Remove.
2627 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2628 s390-protos.h.
2629 (s390_legitimate_address_without_index_p): New.
2630 * config/s390/s390.h (PREDICATE_CODES): Remove.
2631 * config/s390/s390.md: Include predicates.md.
2632 * config/s390/predicates.md: New.
2634 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2636 PR target/20446
2637 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2638 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2639 (NEED_INDICATE_EXEC_STACK): Define to 1.
2640 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2641 (NEED_INDICATE_EXEC_STACK): Define to 1.
2642 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2643 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2644 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2645 (pic_helper_emitted_p): New global.
2646 (emit_pic_helper): New function extracted from...
2647 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2648 Do not call emit_pic_helper if delay_pic_helper is true.
2649 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2650 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2651 (sparc_file_end): New function.
2653 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2655 * config/mcore/mcore-protos.h: Remove the prototypes for
2656 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2657 mcore_general_movdst_operand, mcore_reload_operand,
2658 mcore_arith_J_operand, mcore_arith_K_operand,
2659 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2660 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2661 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2662 mcore_literal_K_operand, mcore_addsub_operand,
2663 mcore_compare_operand, mcore_load_multiple_operation,
2664 mcore_store_multiple_operation, mcore_call_address_operand.
2665 Add a prototype for const_ok_for_mcore.
2666 * config/mcore/mcore.c (mcore_call_address_operand,
2667 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2668 mcore_arith_reg_operand, mcore_reload_operand,
2669 mcore_arith_J_operand, mcore_arith_K_operand,
2670 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2671 mcore_arith_M_operand, mcore_arith_imm_operand,
2672 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2673 mcore_literal_K_operand, mcore_addsub_operand,
2674 mcore_compare_operand, mcore_load_multiple_operation,
2675 mcore_store_multiple_operation): Move to predicates.md.
2676 (const_ok_for_mcore): Export.
2677 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2678 * config/mcore/mcore.md: Include predicates.md.
2679 * config/mcore/predicates.md: New.
2681 * config/mcore/predicates.md: Fix a comment typo.
2683 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2684 Adrian Straetling <straetling@de.ibm.com>
2686 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2687 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2688 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2689 attribute.
2690 ("imul"): Removed from "type" attribute.
2691 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2692 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2693 Changed type to imulsi.
2694 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2696 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2698 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2699 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2700 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2701 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2702 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2703 (TARGET_SWITCHES, mcore_stack_increment_string)
2704 (TARGET_OPTIONS): Delete.
2705 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2706 than *_BIT constants.
2707 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2708 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2709 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2710 (mcore_override_options): Delete mcore_stack_increment code.
2711 Change use of M340_BIT to MASK_M340.
2712 * config/mcore/mcore.opt: New file.
2714 2005-04-04 Ian Lance Taylor <ian@airs.com>
2716 * config/arm/arm.c (replace_symbols_in_block): Remove static
2717 function.
2719 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2721 * config/fr30/fr30-protos.h: Remove the prototypes for
2722 stack_add_operand, add_immediate_operand,
2723 high_register_operand, low_register_operand, call_operand,
2724 di_operand, and nonimmediate_di_operand.
2725 * config/fr30/fr30.c (stack_add_operand,
2726 add_immediate_operand, high_register_operand,
2727 low_register_operand, call_operand, di_operand,
2728 nonimmediate_di_operand): Move to predicates.md.
2729 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2730 * config/fr30/fr30.md: Include predicates.md.
2731 * config/fr30/predicates.md: New.
2733 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2734 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2735 mcore_call_address_operand.
2737 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2738 general_movsrc_operand.
2740 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2742 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2743 after freeing.
2745 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2747 PR target/14812
2748 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2749 a negated value.
2751 2005-04-04 Richard Henderson <rth@redhat.com>
2752 Jakub Jelinek <jakub@redhat.com>
2754 PR rtl-optimization/16104
2755 * fold-const.c (fold_unary): Fix folding of vector conversions.
2757 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2759 * config.gcc (xstormy16-*-elf): Set extra_options.
2760 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2761 * config/stormy16/stormy16.opt: New file.
2763 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2765 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2766 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2767 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2768 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2769 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2770 (TARGET_UNIX_ASM): Delete.
2771 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2772 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2773 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2774 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2775 * config/pdp11/pdp11.opt: New file.
2777 2005-04-03 Roger Sayle <roger@eyesopen.com>
2778 Alexandre Oliva <aoliva@redhat.com>
2780 PR c++/19199
2781 * fold-const.c (non_lvalue): Split tests into...
2782 (maybe_lvalue_p): New function.
2783 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2784 C++ front-end prior to lowering into gimple form.
2786 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2788 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2789 BUILT_IN_STRNCASECMP): New.
2790 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2791 and strndup.
2793 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2795 PR target/14812
2796 * arm.md (addsi3_compare0_for_combiner): Delete.
2797 (addsi3_compare0_scratch_for_combiner): Delete.
2798 (cmpsi_neg_shiftsi): Delete.
2799 (compare_negsi_si): New pattern.
2800 (cmpsi_negshiftsi_si): New pattern.
2801 (negated_cbranchsi4): Restrict to equality_operator.
2803 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2804 template.
2806 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2808 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2809 Fix comment typos.
2811 * doc/install.texi: Fix a typo.
2813 2005-04-03 Steven Bosscher <stevenb@suse.de>
2815 PR middle-end/20648
2816 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2817 a computed goto if the edge to the computed goto block has
2818 incoming abnormal edges. Clarify how the function works.
2820 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2822 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2823 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2824 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2825 hash_scan_set, reg_set_between_after_reload_p,
2826 reg_used_between_after_reload_p, get_avail_load_store_reg,
2827 eliminate_partially_redundant_load): Likewise.
2828 * postreload.c (reload_cse_simplify_set,
2829 reload_combine_note_use): Likewise.
2830 * predict.c (predict_insn, expected_value_to_br_prob,
2831 propagate_freq, expensive_function_p): Likewise.
2832 * print-rtl.c (print_rtx): Likewise.
2833 * profile.c (instrument_edges, instrument_values,
2834 compute_branch_probabilities, branch_prob, union_groups,
2835 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2836 * protoize.c (in_system_include_dir, file_could_be_converted,
2837 file_normally_convertible, gen_aux_info_file, seek_to_line,
2838 do_cleaning): Likewise.
2839 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2840 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2841 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2843 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2845 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2846 * modulo-sched.c (undo_replace_buff_elem): New structure.
2847 (kernel_number_of_cycles, ps_unschedule_node,
2848 undo_generate_reg_moves,free_undo_replace_buff,
2849 undo_permute_partial_schedule, loop_single_full_bb_p,
2850 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2851 build_loops_structure, get_sched_window): New.
2852 (generate_reg_moves): Return undo_replace_buff_elem and other
2853 fixes.
2854 (generate_prolog_epilog): Remove old loop versioning.
2855 (sms_schedule): Use loop information and loop_version.
2856 (sms_schedule_by_order): Split part of it to get_sched_window.
2857 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2858 cfg_layout_finalize and free_dominance_info before/after SMS.
2860 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2862 * cfghooks.c (lv_flush_pending_stmts,
2863 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2864 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2865 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2866 lv_add_condition_to_bb,
2867 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2868 flush_pending_stmts): New in cfg_hooks structure.
2869 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2870 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2871 lv_add_condition_to_bb): New declarations.
2872 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2873 bool.
2874 (loop_version): Declare.
2875 * cfgloopmanip.c (cfghooks.h): Include.
2876 (duplicate_loop_to_header_edge): Change return type to bool.
2877 (loop_version, lv_adjust_loop_entry_edge): Move here.
2878 * cfgrtl.c (cfgloop.h): Include.
2879 (rtl_verify_flow_info_1): Fix.
2880 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2881 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2882 initialization.
2883 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2884 tree_lv_add_condition_to_bb): New.
2885 (tree_cfg_hooks): Add new hooks to initialization.
2886 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2887 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2889 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2891 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2892 xstormy16_below100_or_register,
2893 xstormy16_splittable_below100_or_register, and
2894 nonimmediate_nonstack_operand.
2896 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2897 xstormy16_ineqsi_operator, equality_operator,
2898 inequality_operator, shift_operator,
2899 xstormy16_below100_operand, xstormy16_below100_or_register,
2900 xstormy16_splittable_below100_or_register,
2901 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2902 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2903 equality_operator, inequality_operator,
2904 xstormy16_below100_operand, xstormy16_below100_or_register,
2905 xstormy16_splittable_below100_or_register,
2906 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2907 nonimmediate_nonstack_operand, shift_operator): Move to
2908 predicates.md.
2909 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2910 * config/stormy16/stormy16.md: Include predicates.md.
2911 * config/stormy16/predicates.md: New.
2913 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2915 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2916 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2917 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2918 move_operand, power_of_2_operand): Move to predicates.md.
2919 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2920 PREDICATE_CODE): Remove.
2921 * config/iq2000/iq2000.md: Include predicates.md.
2922 * config/iq2000/predicates.md: New.
2924 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2926 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2927 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2928 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2929 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2930 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2931 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2932 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2933 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2934 (TARGET_M68HC11): Delete.
2935 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2936 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2937 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2938 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2939 (nb_soft_regs): Delete.
2940 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2941 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2942 and MASK_M6812 being set simultaneously. Change the code that sets
2943 the default m68hc11_soft_reg_count to use integers instead of strings.
2944 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2945 m68hc11_soft_reg_count (which now has an int type) as the number
2946 of soft registers.
2947 * config/m68hc11/m68hc11.opt: New file.
2949 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2951 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2952 fp_displacement_operand, sp_displacement_operand.
2954 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2955 m68hcc_auto_inc_p.
2956 Remove the prototypes for tst_operand, cmp_operand,
2957 stack_register_operand, d_register_operand,
2958 hard_addr_reg_operand, splitable_operand,
2959 m68hc11_logical_operator, m68hc11_arith_operator,
2960 m68hc11_non_shift_operator, m68hc11_shift_operator,
2961 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2962 non_push_operand, hard_reg_operand, and
2963 reg_or_some_mem_operand.
2964 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2965 extern.
2966 (tst_operand, cmp_operand, non_push_operand,
2967 splitable_operand, reg_or_some_mem_operand,
2968 stack_register_operand, d_register_operand,
2969 hard_addr_reg_operand, hard_reg_operand,
2970 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2971 m68hc11_arith_operator, m68hc11_non_shift_operator,
2972 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2973 predicates.md.
2974 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2975 * config/m68hc11/m68hc11.md: Include predicates.md.
2976 * config/m68hc11/predicates.md: New.
2978 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2980 PR debug/19345
2981 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2982 change checked in along with 2005-03-03's patch for debug/20253.
2983 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2984 (remap_decl): Insert type decl in map earlier.
2986 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2988 PR tree-optimization/20640
2989 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2990 post-dominator if it has phi nodes.
2991 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2992 before dead statements.
2994 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2996 PR middle-end/20491
2997 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2999 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3001 PR rtl-optimization/20290
3002 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
3003 in every iteration if the entry point is the exit test.
3005 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
3007 * config/cris/cris.md (attribute "length"): Define.
3009 2005-04-02 Geoffrey Keating <geoffk@apple.com>
3011 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
3012 (word_offset_memref_operand): New.
3013 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
3014 (indexed_or_indirect_operand): Delete.
3015 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
3016 (indexed_or_indirect_operand): Delete.
3018 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
3020 PR 20650
3021 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3022 a register.
3024 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
3025 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
3027 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3029 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
3031 2005-04-01 Ian Lance Taylor <ian@airs.com>
3033 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
3034 (rus, prus): Remove static variables.
3035 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
3036 (process_command): Permit report_times and use_pipes together.
3038 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3040 * c-decl.c (validate_proto_after_old_defn): Look at
3041 TYPE_MAIN_VARIANT of argument types.
3043 2005-04-01 Paul Brook <paul@codesourcery.com>
3045 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
3046 (arm_output_function_epilogue): Allow call_via_SP.
3047 (thumb_call_via_reg, arm_file_end): Ditto.
3048 * config/arm/arm.h (struct machine_function): Include space for SP.
3049 (thumb_call_via_label): Update declaration.
3051 2005-04-01 Ian Lance Taylor <ian@airs.com>
3053 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
3054 doing a peephole optimization, once again put any notes in the
3055 proper position.
3057 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3059 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
3061 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3063 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
3064 (block_alloc, find_free_reg): Likewise.
3065 * loop-doloop.c (doloop_modify): Likewise.
3066 * loop-invariant.c (record_use): Likewise.
3067 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
3068 get_iv_value, canon_condition, eliminate_implied_condition,
3069 eliminate_implied_condition, simplify_using_initial_values,
3070 shorten_into_mode, canonicalize_iv_subregs,
3071 iv_number_of_iterations): Likewise.
3072 * loop-unroll.c (expand_var_during_unrolling): Likewise.
3073 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
3074 unswitch_loop): Likewise.
3075 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
3076 move_movables, replace_call_address, find_and_verify_loops,
3077 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
3078 record_giv, final_giv_value, general_induction_var,
3079 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
3080 loop_giv_dump): Likewise.
3082 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
3083 GCOV_CHECK_WRITING): Remove.
3084 (gcov_position, gcov_rewrite): Use gcc_assert.
3085 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
3086 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
3087 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
3088 gcc_assert.
3090 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3092 * tree-inline.c: Fix a typo.
3094 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3096 * configure.ac (enable-checking): Explicitly set all variables for
3097 collective switch values. Alphabetize variables. Rename
3098 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
3099 synonym for 'no'.
3100 * doc/install.texi (enable-checking): Update documentation.
3101 * configure: Rebuilt.
3103 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3105 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3106 possible.
3108 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3110 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3111 Also reject cases where this pattern will cause load delay stalls
3112 unless optimizing for size and it will produce a shorter sequence.
3113 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3114 variants to avoid pre-adjusting the base when possible.
3116 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3118 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3119 the frame and argument pointers.
3120 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3121 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3122 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3123 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3124 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3125 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3127 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3129 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3130 with entry for selectany attribute.
3131 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3132 Declare.
3133 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3134 (i386_pe_asm_named_section): Handle sections generated by
3135 selectany attribute.
3136 * doc/extend.texi (selectany): Document attribute.
3138 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3139 Jan Hubicka <jh@suse.cz>
3141 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3142 to fix addresses involving EBP and ESP.
3143 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3144 for SUBREGed registers.
3145 (legitimate_address_p): Accept SUBREGed registers.
3147 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3149 PR c++/19406
3150 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3151 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3152 for FIELD_DECLs.
3154 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3156 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3158 2005-04-01 James E Wilson <wilson@specifixinc.com>
3160 PR c++/20505
3161 * dwarf2out.c (rtl_for_decl_init): New function.
3162 (rtl_for_decl_location): Extracted from here.
3163 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3164 add_const_value_attribute. Delete initializer_constant_valid_p call.
3166 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3168 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3169 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3170 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3171 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3172 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3173 config/i386/i386.md, config/rs6000/predicates.md,
3174 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3175 config/s390/s390.c, config/stormy16/stormy16.c,
3176 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3177 typos.
3179 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3181 PR c/17855
3182 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3183 COND_EXPR and CALL_EXPR.
3185 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3187 PR target/20632
3188 * genautomata.c (first_cycle_unit_presence): Check all alternative
3189 states for unit presence.
3191 * doc/md.texi: Remove remark about impossibility to query unit
3192 presence in non nondeterministic automaton state.
3194 * config/ia64/ia64.c (get_template): Change order of unit querying.
3196 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3198 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3199 obsolete comment.
3201 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3203 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3204 flag for edges outside any loops.
3206 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3208 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3210 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3212 * tree-ssa-alias.c: Follow spelling conventions.
3213 * doc/tree-ssa.texi: Fix a typo.
3215 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3217 * postreload-gcse.c: Include target.h.
3218 (gcse_after_reload_main): Return early if we cannot modify jumps.
3219 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3221 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3223 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3224 expensive operations.
3226 2005-03-31 Ian Lance Taylor <ian@airs.com>
3228 * collect2.c (lderrout): New variable.
3229 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3230 if it is set, to stderr.
3231 (handler): Unlink lderrout if it is set.
3232 (dump_file): Add "to" parameter. Change all callers.
3233 (main): Initialize lderrout.
3234 (collect_execute): Add errname parameter. Change all callers.
3235 Rename redir parameter to outname. Never pass
3236 PEX_STDERR_TO_STDOUT to pex_run.
3237 * collect2.h (collect_execute, dump_file): Update declarations.
3238 * tlink.c (tlink_execute): Add errname parameter. Change all
3239 callers.
3240 (do_tlink): Check lderrout as well as ldout.
3242 2005-03-31 Caroline Tice <ctice@apple.com>
3244 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3245 (bb-reorder.o): Add errors.h to list of requirements.
3246 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3247 profiledbootstrap flags.
3248 * bb-reorder.c (errors.h): Add new include.
3249 (struct bbro_basic_block_data_def): Add new field, in_trace.
3250 (add_unlikely_executed_notes): Remove function.
3251 (mark_bb_for_unlikely_executed_section): Remove function.
3252 (insert_section_boundary_note): New function.
3253 (verify_hot_cold_block_grouping): New function.
3254 (push_to_next_round_p): Remove variables and tests that push all
3255 cold blocks to last round.
3256 (find_traces): Remove code that added extra round of trace finding
3257 when doing partitioning.
3258 (find_traces_1_round) : Remove variable last_round; add code to
3259 update new struct field, in_trace; correct trace_length where it was
3260 incorrect before (after call to copy_bb); change code that pushed all
3261 cold blocks to last round. Instead verify that all blocks going into
3262 a trace belong in the same partition.
3263 (connect_traces): Modify to connect the traces in two passes, if the
3264 function contains both hot and cold blocks. The first pass connects
3265 all the traces for blocks in the partition that the first block in
3266 the function belongs to; the second pass connnects all the traces
3267 containing blocks that belong in the other partition.
3268 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3269 code that automatically put the first block in a function into the
3270 hot partition if the function had any hot blocks.
3271 (fix_crossing_unconditional_branches): Check number of succ edges
3272 before attempting to get one.
3273 (fix_edges_for_rarely_executed_code): Update comment describing
3274 function.
3275 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3276 remove call to add_unlikely_executed_notes; add call to
3277 verify_hot_cold_block_grouping.
3278 (duplicate_computed_gotos): Don't change computed goto if it's a
3279 crossing edge.
3280 (partition_hot_cold_basic_blocks): Update function comment.
3281 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3282 condition.
3283 (try_forward_edges): Likewise.
3284 (merge_blocks_move_predecessor_nojumps): Likewise.
3285 (merge_blocks_move_successor_nojumps): Likewise.
3286 (merge_blocks_move): Likewise.
3287 (try_crossjump_bb): Likewise.
3288 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3289 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3290 notes to cold bb's; remove call to update_unlikely_executed_notes.
3291 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3292 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3293 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3294 function declaration.
3295 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3296 from consideration.
3297 (rtl_can_merge_blocks): Remove redundancy from condition.
3298 (try_redirect_by_replacing_jump): Likewise.
3299 (force_nonfallthru_and_redirect): Remove code for adding
3300 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3301 (commit_one_edge_insertion): Likewise.
3302 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3303 * dbxout.c (FORCE_TEXT): Replace function_section with
3304 current_function_section.
3305 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3306 function, switch_text_section.
3307 (struct xcoff_debug): Likewise.
3308 (dbxout_function_end): Add code to put out label diffs for both
3309 hot and cold sections.
3310 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3311 for new debug_hooks funciton, switch_text_section..
3312 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3313 switch_text_section.
3314 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3315 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3316 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3317 dw_fde_switched_sections.
3318 (output_call_frame_info): Add test to see if function switches text
3319 sections in the middle; if so, use appropriate extra hot and cold
3320 section labels to compute size deltas for the hot and cold sections.
3321 (dwarf2out_begin_prologue): Add code to initialize new fields in
3322 dw_fde_struct.
3323 (dwarf2out_switch_text_section): New function (invoked through
3324 debug_hook); updates new fields in dw_fde_struct appropriately and
3325 increments separate_line_info_table_in_use.
3326 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3327 dwarf2out_switch_text_section.
3328 (struct var_loc_node): Add new field, section_label.
3329 (output_aranges): Add code to check whether in hot or cold section and
3330 use the appropriate label in calculating deltas.
3331 (output_ranges): Likewise.
3332 (output_line_info): Add code to check which section we're in and
3333 use appropriate hot/cold label.
3334 (add_location_or_constant_value_attribute): Likewise.
3335 (gen_subprogam_die): Modify arange attributes to use correct labels.
3336 (dwarf2out_begin_block): Change call to function_section into call to
3337 current_function_section.
3338 (dwarf2out_end_block): Likewise.
3339 (dwarf2out_source_line): Likewise.
3340 (dwarf2out_var_location): Add code to check whether in hot or cold
3341 section and use the appropriate label.
3342 * except.c (output_function_exception_table): Change call to
3343 function_section into call to current_function_section.
3344 * final.c (profile_function): Likewise.
3345 (scan_ahead_for_unlikely_executed_note): Remove function.
3346 (final_scan_insn): Remove calls to
3347 scan_ahead_for_unlikely_executed_note, and related code for switching
3348 to cold section, except for the single time
3349 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3350 debug_hooks->switch_text_sections; replace appropriate calls to
3351 function_section with calls to current_function_section.
3352 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3353 test_bb to condition.
3354 (find_if_case_2): Likewise.
3355 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3356 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3357 * opts.c (decode_options): Change warning about hot/cold partitioning
3358 with exceptionss to inform (so as not to cause bootstrap failures);
3359 remove warning about partitioning with DWARF debug info.
3360 * output.h (current_function_section): Add new function decl.
3361 (insert_section_boundary_note): Likewise.
3362 (enum in_section): Move this declaration here from varasm.c.
3363 (unlikely_section_label): Likewise.
3364 (unlikely_text_section_name): Likewise.
3365 (last_text_section_name): New global variable.
3366 (last_text_section): Likewise.
3367 (hot_section_label): Likewise.
3368 (hot_section_end_label): Likewise.
3369 (cold_section_end_label): Likewise.
3370 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3371 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3372 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3373 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3374 insn from consideration.
3375 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3376 switch_text_section.
3377 * varasm.c (basic-block.h): Add new include.
3378 (unlikely_section_label_printed): Remove global variable.
3379 (unlikely_section_label): Make global variable not be static any more.
3380 (unlikely_text_section_name): Likewise.
3381 (hot_section_end_label): New global variable (not static)
3382 (first_function_block_is_cold): Likewise.
3383 (hot_section_label): Likewise.
3384 (cold_section_end_label): Likewise..
3385 (last_text_section): New global variable, not static.
3386 (last_text_section_name): New global variable, not static.
3387 (initialize_cold_section_name): New function.
3388 (enum in_section): Move declaration to output.h.
3389 (text_section): Update last_text_section.
3390 (unlikely_text_section): Replace code to determine cold section name
3391 with call to initialize_cold_section_name; Add code to update
3392 last_text_section; remove code for printing out label.
3393 (named_section_real): Add code to update last_text_section and
3394 last_text_section_name as appropriate.
3395 (function_section): Change test for 'unlikely' to depend on
3396 first_function_block_is_cold (moved old test to
3397 current_function_section).
3398 (current_function_section): New function.
3399 (assemble_start_function): Move code that frees
3400 unlikely_text_section_name; initialize hot_section_end_label;
3401 print hot and cold section labels at the start of the function;
3402 set first_function_block_is_cold, if appropriate; initialize l
3403 ast_text_section; add call to insert_section_boundary_note.
3404 (assemble_end_function): Add code to write out hot and cold section
3405 end labels.
3406 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3407 switch_text_section.
3408 * config/darwin.c (machopic_select_section): Replace incorrect
3409 function in base_funs; update reloc for cold sections if necessary.
3410 * config/darwin.h (SECTION_FUNCTION): Add code to update
3411 last_text_section if appropriate.
3412 (text_unlikely_section): Remove.
3413 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3414 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3415 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3416 partitioning for this architecture.
3418 2005-03-31 Olivier Hainque <hainque@adacore.com>
3420 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3421 defined and non-zero.
3423 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3425 PR c++/18644
3426 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3427 semantics.
3429 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3431 PR target/20611
3432 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3433 label operand. Remove (use (unspec..)). Don't emit a label on
3434 the offset word.
3435 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3436 generate inline label for load_toc_v4_PIC_1b.
3437 (rs6000_emit_load_toc_table): Likewise.
3439 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3441 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3442 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3444 2005-03-29 Devang Patel <dpatel@apple.com>
3446 * tree-sra.c (decide_block_copy): Disable scalarization of
3447 sub-elements.
3449 2005-03-30 Stuart Hastings <stuart@apple.com>
3450 Dale Johannesen <dalej@apple.com>
3452 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3453 * print-tree.c (print_node): Add case STATEMENT_LIST.
3455 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3457 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3458 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3459 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3460 is given with "powerpc64*" or "all", or when --with-cpu chooses
3461 a 64-bit cpu.
3463 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3465 PR debug/20268
3466 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3467 gen_lexical_block_die.
3468 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3470 2005-03-31 Jan Hubicka <jh@suse.cz>
3472 2004-11-02 Jan Hubicka <jh@suse.cz>
3474 * cgraph.c (cgraph_varpool_node_name): New function.
3475 (dump_cgraph_varpool_node): New function.
3476 (dump_varpool): New function.
3477 * cgraphunit.c (cgraph_optimize): Dump varpool.
3479 2004-10-16 Jan Hubicka <jh@suse.cz>
3481 * cgraph.c (decide_is_variable_needed): New function.
3482 (cgraph_varpool_finalize_decl): Use it.
3483 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3484 unit-at-a-time.
3485 * final.c (output_addr_const): Do not call mark_referenced.
3486 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3487 always go via cgraph.
3488 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3489 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3490 * tree-optimize.c (execute_inline): Mark functions called.
3491 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3493 2004-10-11 Jan Hubicka <jh@suse.cz>
3495 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3496 (cgraph_varpool_last_needed_node): New static variable.
3497 (enqueue_needed_varpool_node): Break out from ...; add items to the
3498 end of queue; update first pointers.
3499 (cgraph_varpool_mark_needed_node): ... here.
3500 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3501 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3502 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3503 (cgraph_varpool_first_unanalyzed_node): Declare.
3504 * cgraphunit.c: Include output.h.
3505 (cgraph_varpool_analyze_pending_decls): New function.
3506 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3507 for errors, analyze pending decls.
3508 (cgraph_finalize_compilation_unit): Only analyze decls.
3509 (cgraph_optimize): Assemble the decls after expanding.
3511 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3513 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3514 subvars get marked properly in tags for grouping.
3515 (add_pointed_to_var): Mark only actual pointed to
3516 variables/subvars in addresses needed.
3517 (create_overlap_variables_for): Clear call clobbered on original
3518 variable.
3519 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3520 addresable vars with subvars into list.
3521 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3522 subvar should be.
3524 2005-03-30 Richard Henderson <rth@redhat.com>
3526 * cgraph.h (struct cgraph_node): Add alias.
3527 * varasm.c (assemble_alias): Set it.
3528 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3529 avoid calling cgraph_expand_function.
3531 2005-03-30 Tom Tromey <tromey@redhat.com>
3533 * tree.def (FILE_TYPE): Removed.
3534 * typeclass.h (enum type_class): Removed file_type_class.
3535 * dwarf2out.c (is_base_type): Updated.
3536 (gen_type_die): Likewise.
3537 * dbxout.c (dbxout_type): Updated.
3538 * builtins.c (type_to_class): Updated.
3539 * tree.c (type_contains_placeholder_1): Updated.
3540 * config/sparc/sparc.c (sparc_type_code): Updated.
3541 * config/ia64/ia64.c (hfa_element_mode): Updated.
3542 * expr.c (count_type_elements): Updated.
3543 * stor-layout.c (layout_type): Updated.
3544 * tree-inline.c (remap_type): Updated.
3545 * tree-pretty-print.c (dump_generic_node): Updated.
3547 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3549 * builtins.c (expand_builtin_powi): Fix mode of
3550 2nd argument to match int.
3551 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3552 2nd argument type to int.
3553 * libgcc2.c: Change prototype of __powi* functions to use
3554 int.
3556 2005-03-30 Dale Johannesen <dalej@apple.com>
3558 PR middle-end/19225
3559 * calls.c (expand_call): Flush pending deferrals before
3560 throwing call.
3562 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3564 PR c/772
3565 PR c/17913
3566 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3567 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3568 c_label_context, label_context_stack): New.
3569 * c-decl.c (define_label): Check for jumps into statement
3570 expressions. Add label to list of defined labels.
3571 (start_function): Push context on label_context_stack.
3572 (finish_function): Pop context from label_context_stack.
3573 * c-typeck.c (label_context_stack): New.
3574 (c_finish_goto_label): Check for jumps into statement
3575 expressions. Add label to list of jumped to labels.
3576 (struct c_switch): Add blocked_stmt_expr.
3577 (c_start_case): Initialize it.
3578 (do_case): Check it.
3579 (c_finish_case): Verify !blocked_stmt_expr.
3580 (c_begin_stmt_expr): Push context on label_context_stack.
3581 Increment blocked_stmt_expr. Mark labels jumped to from outside
3582 as undefinable.
3583 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3584 defined in the statement expression and no longer jumpable to.
3585 Mark labels jumped to from just outside the statement expression
3586 as again definable. Pop context from label_context_stack.
3587 * doc/extend.texi (Statement Exprs): Update.
3589 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3591 PR c/20368
3592 * c-decl.c (start_function): Check for old_decl being
3593 error_mark_node.
3595 2005-03-30 Ian Lance Taylor <ian@airs.com>
3597 * final.c (final): Remove prescan parameter. Change all callers.
3598 (final_scan_insn): Remove prescan parameter. Change all callers.
3600 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3602 * tree-vectorizer.c: Fix comment typos.
3604 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3606 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3607 as soon as a chrec_dont_know is detected.
3609 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3611 Merge from csl-arm-branch.
3612 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3614 * tlink.c (recompile_files): Do not assume that "rename" can
3615 overwrite an existing file.
3617 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3619 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3620 * gcc/configure: Regenerate.
3622 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3624 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3626 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3628 * calls.c (struct arg_data): Update "partial" comment.
3629 (load_register_parameters): Update "nregs" comment.
3631 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3633 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3634 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3635 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3636 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3637 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3638 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3639 than target_flags & 0.
3640 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3641 (iq2000_arch, iq2000_parse_cpu): Delete.
3642 (TARGET_HANDLE_OPTION): Override default.
3643 (iq2000_handle_option): New function.
3644 (override_options): Remove -march= and -mcpu= handling.
3645 * config/iq2000/iq2000.opt: New file.
3647 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3649 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3650 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3651 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3652 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3653 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3654 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3655 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3656 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3657 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3658 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3659 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3660 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3661 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3662 (TARGET_OPTIONS): Delete.
3663 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3664 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3665 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3666 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3667 (c4x_cpu_version_string): Delete.
3668 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3669 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3670 equivalent -mcpu= option.
3671 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3672 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3673 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3674 or clearing the appropriate MASK_* bit.
3675 (c4x_file_start): Use c4x_cpu_version.
3676 * config/c4x/c4x.opt: New file.
3678 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3680 * doc/options.texi: Document the new MaskExists flag.
3681 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3682 if the option has the MaskExists flag.
3684 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3686 * opt-functions.awk (flag_set_p, test_flag): New functions.
3687 (switch_flags): Use them.
3688 * opth-gen.awk: Use flag_set_p to check for flags.
3689 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3691 2005-03-30 Ian Lance Taylor <ian@airs.com>
3693 * config.host (i[34567]86-*-mingw32*): Don't set
3694 host_can_use_collect2 to no.
3696 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3698 PR target/20203
3699 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3700 Remove convert_memory_address call duplicating that in memory_address.
3702 2005-03-29 Richard Henderson <rth@redhat.com>
3704 PR c/20519
3705 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3706 (build_compound_literal): Likewise. Propagate decl type into the
3707 initializer.
3708 (finish_decl): Likewise. Use new return value from complete_array_type
3709 for zero sized arrays.
3710 (complete_array_type): Move ...
3711 * c-common.c (complete_array_type): ... here. Change first argument
3712 to pointer-to-type-node. Consistently use sizetype for the index
3713 except for zero sized arrays. Detect zero sized arrays for pedantic
3714 mode diagnostics. Create a new type node instead of modifying the
3715 old node in place.
3716 * c-tree.h (complete_array_type): Move decl ...
3717 * c-common.h (complete_array_type): ... here.
3719 2005-03-29 Richard Henderson <rth@redhat.com>
3721 PR tree-opt/19108
3722 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3724 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3726 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3727 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3728 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3729 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3731 2005-03-29 Eric Christopher <echristo@redhat.com>
3733 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3734 truthvalue conversion removal.
3736 2005-03-29 Ian Lance Taylor <ian@airs.com>
3738 PR bootstrap/14316
3739 * collect2.c: Never include <vfork.h>.
3740 (VFORK_STRING, vfork): Don't define.
3741 (pid): Remove global variable.
3742 (handler): Call raise instead of kill (getpid(), ...).
3743 (collect_wait): Add pex parameter. Change all callers. Use
3744 pex_get_status rather than pwait.
3745 (do_wait): Add pex parameter. Change all callers.
3746 (collect_execute): Return struct pex_obj * rather than void. Use
3747 pex routines rather than pexecute.
3748 (fork_execute): Get pex_obj from collect_execute, and pass it to
3749 do_wait.
3750 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3751 Only declare quit_handler if SIGQUIT is defined.
3752 (scan_libraries): Likewise.
3753 * collect2.h (collect_execute): Update declaration.
3754 (collect_wait): Update declaration.
3755 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3756 pass it to collect_wait.
3758 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3760 PR c/20672
3761 * c-parser.c (c_parser_compound_statement_nostart): Give error
3762 message for EOF instead of just setting parser->error.
3764 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3766 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3767 (slpeel_update_phi_nodes_for_guard1): New function.
3768 (slpeel_update_phi_nodes_for_guard2): New function.
3769 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3770 of slpeel_update_phi_nodes_for_guard.
3771 (vectorize_loops): Remove call to loop_closed_rewrite.
3772 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3773 assertion.
3775 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3777 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3778 (TARGET_LITTLE_ENDIAN): New macro.
3779 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3780 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3781 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3782 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3783 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3784 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3785 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3786 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3787 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3788 (TARGET_OPTIONS): Delete.
3789 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3790 (CACHE_FLUSH_TRAP): Turn into an integer.
3791 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3792 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3793 -mflush-trap is in use.
3794 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3795 (m32r_cache_flush_trap_string): Delete.
3796 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3797 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3798 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3799 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3800 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3801 -mmodel= and -msdata= handling from...
3802 (m32r_init): ...here.
3803 * config/m32r/m32r.opt: New file.
3805 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3807 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3808 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3809 * tree-vect-analyze.c (vect_object_analysis): additional parm
3810 pass back a "struct ptr_info_def *" with the points-to info.
3811 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3812 statement using info returned from vect_object_analysis.
3813 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3814 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3815 for virtual uses and defs when creating a replacement vector
3816 reference. Call duplicate_ssa_name_ptr_info to define points-to
3817 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3818 (vectorizable_store): copy_virtual_operands and update
3819 definition statements.
3820 (vectorizable_load): copy_virtual_operands. Remove call to
3821 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3822 * tree-vectorizer.c (vectorize_loops): Remove calls to
3823 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3824 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3825 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3826 define macro STMT_VINFO_PTR_INFO for use in accessing.
3827 * tree.h add export of duplicate_ssa_name_ptr_info.
3828 * rs6000.c (altivec_init_builtins): Declare builtin function
3829 __builtin_altivec_mask_for_load to be "const".
3831 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3833 PR middle-end/20622
3834 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3835 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3836 assemble_variable on aliases.
3837 * varasm.c (assemble_alias): Set node->alias.
3838 * toplev.c (wrapup_global_declarations): Don't call
3839 rest_of_decl_compilation on aliases again.
3841 2005-03-29 Paul Brook <paul@codesourcery.com>
3843 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3844 * config/arm/arm.c (arm_dbx_register_number): New function.
3845 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3847 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3849 PR middle-end/20263
3850 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3851 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3853 2005-03-29 Dale Johannesen <dalej@apple.com>
3855 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3856 $(TREE_H) and $(COVERAGE_H).
3857 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3858 * opts.c (common_handle_option): Enable tree-based value transforms.
3859 * toplev.c (process_options): Ditto.
3860 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3861 refers to references to this type.
3862 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3863 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3864 for may_be_more, may_be_less.
3865 (rtl_gen_pow2_profiler): Adjust.
3866 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3867 (rtl_gen_one_value_profiler): Adjust.
3868 (rtl_gen_const_delta_profiler): Adjust.
3869 * tree-profile.c (tree_gen_interval_profiler): Implement.
3870 (tree_gen_pow2_profiler): Ditto.
3871 (tree_gen_one_value_profiler): Ditto.
3872 (tree_profiling): New.
3873 (pass_tree_profile): Reference it.
3874 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3875 tree.h, gcov-io.h.
3876 (insn_divmod_values_to_profile): Rename to
3877 rtl_divmod_values_to_profile. Adjust.
3878 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3879 (insn_prefetch_values_to_profile): Adjust.
3880 (rtl_value_profile_transformations): Adjust.
3881 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3882 (gen_mod_pow2): Rename to rtl_mod_pow2.
3883 (gen_mod_subtract): Rename to rtl_mod_subtract.
3884 (divmod_fixed_value_transform): Rename to
3885 rtl_divmod_fixed_value_transform.
3886 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3887 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3888 (rtl_find_values_to_profile): Adjust.
3889 (tree_value_profile_transformations): Implement.
3890 (tree_divmod_values_to_profile): New.
3891 (tree_values_to_profile): New.
3892 (tree_divmod_fixed_value): New.
3893 (tree_mod_pow2): New.
3894 (tree_mod_subtract): New.
3895 (tree_divmod_fixed_value_transform): New.
3896 (tree_mod_pow2_value_transform): New.
3897 (tree_mod_subtract_transform): New.
3898 (tree_find_values_to_profile): Implement.
3899 * profile.c (instrument_values): Free histograms.
3900 (compute_value_histograms): Adjust. Implement tree version.
3902 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3904 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3905 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3906 variable. Output "fldcw" depending on round_mode.
3907 * config/i386/i386.md (UNSPEC_FIST): New.
3908 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3909 New isns patterns to implement lrint and llrint built-ins as x87
3910 intrinsic function.
3911 (fistdi2, fist<mode>2 splitters): New splitters.
3912 (lrint<mode>2): New expanders.
3914 2005-03-28 Ian Lance Taylor <ian@airs.com>
3916 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3917 0 when calling final_scan_insn.
3919 2005-03-28 Jan Hubicka <jh@suse.cz>
3921 PR middle-end/20635
3922 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3923 as needed.
3925 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3926 types where possible.
3928 2005-03-26 Per Bothner <per@bothner.com>
3930 Make -f[no-]show-column also control non-cpp diagnostics.
3931 * c.opt (fshow-column): Move option from here ...
3932 * common.opt (fshow-column): ... to here.
3933 * diagnostic.c (diagnostic_build_prefix): Only print column number
3934 if flag_show_column.
3936 2005-03-27 Steven Bosscher <stevenb@suse.de>
3938 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3939 vax_output_conditional_branch): New prototypes.
3940 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3941 extracted from vax.md mov and add patterns.
3942 (vax_output_conditional_branch): New function to output conditional
3943 branch instructions.
3944 * vax.md: Use mode macros for arithmetic and mov patterns.
3945 Use code macros for the jump patterns.
3947 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3949 * Makefile.in (libbackend.o): Depend on version files;
3950 add custom generation command.
3952 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3954 PR target/20636
3955 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3956 sure that we have a REG before getting its REGNO.
3958 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3960 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3961 * builtins.def (BUILT_IN_STRNDUP): New.
3963 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3965 PR tree-optimization/20470
3966 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3967 ABS(x-y).
3969 2005-03-25 Mike Stump <mrs@apple.com>
3971 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3972 sized objects.
3974 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3976 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3977 Use our own structure definitions.
3979 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3980 (fix_truncdfsi2): Allow registers or memory as destination.
3981 When TARGET_PPC_GFXOPT, generate simplified pattern.
3982 (fix_truncdfsi2_internal): Use define_insn_and_split.
3983 (fix_truncdfsi2_internal_gfxopt): New.
3984 (fctiwz): Don't confuse register allocation by giving it no choices.
3985 (stfiwx): New.
3986 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3987 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3988 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3989 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3991 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3993 * dominance.c (free_dominance_info): Speed up by freeing et
3994 data structures without maintaining other nodes.
3995 * et-forest.c (et_free_tree_force): New.
3996 * et-forest.h: Add a prototype for et_free_tree_force.
3998 * tree.c (get_set_constructor_bits,
3999 get_set_constructor_bytes): Remove.
4000 * tree.h: Remove the corresponding prototypes.
4002 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4004 PR target/15491
4005 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
4006 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
4007 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
4008 PRE_DEC, NEG and NOT.
4010 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4012 * fold-const.c: Convert uses of fold (build (...)) to
4013 fold_buildN.
4015 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
4017 PR rtl-optimization/20249
4018 * cse.c (insert_regs): Do not record equivalence of registers in
4019 different modes.
4021 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
4023 * emit-rtl.c (reverse_comparison): Remove.
4024 * rtl.h: Remove the corresponding prototype.
4026 2005-03-24 James E Wilson <wilson@specifixinc.com>
4028 * doc/install.texi (--enable-altivec): Delete docs.
4030 2005-03-24 David Edelsohn <edelsohn@gnu.org>
4032 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
4033 SFmode and DFmode before reload when
4034 flag_unsafe_math_optimizations not enabled.
4036 2005-03-24 Geoffrey Keating <geoffk@apple.com>
4038 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
4040 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
4041 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
4043 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
4045 * configure.ac (enable-checking): Add 'runtime' option.
4046 * doc/install.texi (enable-checking): Document 'runtime' checking.
4047 * tsystem.h (gcc_assert, gcc_unreachable): Define.
4048 * config.in: Regenerated.
4049 * configure: Regenerated.
4051 2005-03-23 Uros Bizjak <uros@kss-loka.si>
4053 * optabs.h (enum optab_index): Remove OTI_llrint.
4054 (llrint_optab): Remove macro.
4055 * optabs.c (init_optabs): Remove llrint_optab initialization.
4056 * genopinit.c (optabs): Remove llrint_optab implementation.
4057 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
4058 using lrint_optab.
4060 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
4062 PR rtl-optimization/20532
4063 * simplify-rtx.c (simplify_binary_operation_1): Protect from
4064 overflow when adding coefficients for PLUS or MINUS.
4065 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
4066 two as multiplier.
4068 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4070 * langhooks.h (truthvalue_conversion): Remove.
4071 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4072 LANG_HOOKS_TRUTHVALUE_CONVERSION.
4073 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
4074 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
4075 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
4077 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
4079 * params.def: Fix a typo.
4080 * config/mips/mips.c: Follow the spelling convensions.
4081 * doc/invoke.texi: Fix typos.
4083 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
4085 Fix PR tree-optimization/20601
4087 * tree-ssa-pre.c (insert_aux): Add missing condition to
4088 constification.
4090 2005-03-23 Ian Lance Taylor <ian@airs.com>
4092 * final.c (final_scan_insn): Don't remove no-op instructions.
4093 * reload1.c (reload): Remove simple no-op instructions even when
4094 not optimizing.
4096 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4098 PR tree-optimization/20501
4099 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
4100 reporting that peeling for alignment is applied moved to...
4101 * (vect_analyze_data_refs_alignment): Here.
4103 2005-03-23 Ian Lance Taylor <ian@airs.com>
4105 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4107 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4109 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4110 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4112 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4114 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4115 imply that this is called once, independent of asms in code.
4116 Adjust to now being pased output and input lists. Mention helper
4117 function decl_overlaps_hard_reg_set_p.
4118 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4119 hook_tree_tree_identity and to take three trees, returning third.
4120 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4121 prototype.
4122 * stmt.c: include hard-reg-set.h before tree.h.
4123 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4124 (decl_conflicts_with_clobbers_p): Call
4125 decl_overlaps_hard_reg_set_p.
4126 (expand_asm_operands): Pass output and input lists in call to
4127 targetm.md_asm_clobbers.
4128 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4129 hook_tree_tree_tree_tree_3rd_identity.
4130 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4131 parameters.
4132 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4133 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4134 parameters, first two unused.
4135 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4136 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4137 in constraint letters and MOF is not mentioned as a asm-declared
4138 register in neither of the input and output lists.
4140 2005-03-23 DJ Delorie <dj@redhat.com>
4142 * optabs.c (expand_binop): Make sure the first subword's result
4143 gets stored.
4145 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4147 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4148 Call c_common_truthvalue_conversion rather than
4149 lang_hooks.truthvalue_conversion.
4150 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4151 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4152 c-typeck.c.
4153 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4154 c_common_truthvalue_conversion.
4155 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4156 c_parser_conditional_expression, c_parser_binary_expression): Call
4157 c_objc_common_truthvalue_conversion.
4158 * c-typeck.c (build_unary_op): Call
4159 c_objc_common_truthvalue_conversion.
4160 (build_conditional_expr): Do not call
4161 lang_hooks.truthvalue_conversion.
4162 (build_binary_op): Call c_common_truthvalue_conversion.
4163 (c_objc_common_truthvalue_conversion): Moved from
4164 c-objc-common.c. Call default_function_array_conversion instead
4165 of default_conversion.
4167 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4169 * c-common.h (default_conversion): Remove.
4170 (perform_integral_promotions): Add.
4171 * c-tree.h (default_conversion): Add.
4172 * c-typeck.c (perform_integral_promotions): New, split out from
4173 default_conversion.
4174 * c-common.c (check_case_value): Use perform_integral_promotions,
4175 not default_conversion.
4176 (c_add_case_label): Don't continue processing case label after
4177 found to be pointer.
4179 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4181 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4182 the prefix list if we have already added a multilib directory
4183 based on that path.
4184 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4185 search with -L.
4187 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4189 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4190 static.
4191 * reload.h: Remove the prototype for indirect_symref_ok.
4193 * reload1.c (indirect_symref_ok): Make it global.
4194 * reload.h: Add a prototype for indirect_symref_ok.
4196 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4198 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4199 ashlhi3 expander.
4201 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4203 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4205 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4207 * c-opts.c (c_common_parse_file): Only start/end main source file
4208 if debug hooks says the writer wants it.
4209 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4210 member.
4211 (xcoff_debug_hooks): Ditto.
4212 * debug.c (do_nothing_hooks): Ditto.
4213 * debug.h (gcc_debug_hooks): Ditto.
4214 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4215 * sdbout.c (sdb_debug_hooks): Ditto.
4216 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4218 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4220 * doc/extend.texi: Deprecate C++ min/max operators.
4222 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4224 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4225 artificial original candidates.
4227 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4228 Jan Hubicka <jh@suse.cz>
4229 Steven Bosscher <stevenb@suse.de>
4231 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4232 call cost based on argument sizes.
4233 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4234 inlining.
4235 * params.def: (max-inline-inssn-single): Set to 450.
4236 (max-inline-insns-auto): Set to 90.
4237 (max-inline-insns-recursive): Set to 450
4238 (max-inline-insns-recursive-auto): Set to 450.
4239 (large-function-insns): Set to 2700.
4240 (inline-call-cost): New parameter.
4241 * tree-inline.c (estimate_move_cost): New function.
4242 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4243 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4244 based on arguments.
4245 * tree-inline.h (estimate_move_cost): Declare.
4246 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4247 (max-inline-insns-auto): Change default to 90.
4248 (max-inline-insns-recursive): Change default to 450
4249 (max-inline-insns-recursive-auto): Change default to 450.
4250 (large-function-insns): Change default to 2700.
4251 (inline-call-cost): Document new parameter.
4253 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4255 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4256 (TARGET_DEFAULT): Delete.
4257 * config/i860/i860.opt: New file.
4259 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4261 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4262 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4263 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4264 (frv_sched_lookahead): Delete.
4265 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4266 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4267 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4268 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4269 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4270 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4271 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4272 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4273 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4274 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4275 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4276 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4277 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4278 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4279 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4280 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4281 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4282 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4283 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4284 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4285 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4286 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4287 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4288 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4289 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4290 (frv_sched_lookahead): Delete.
4291 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4292 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4293 (frv_handle_option): New function. Move -mcpu= handling from...
4294 (frv_override_options): ...here. Remove handling of other
4295 TARGET_OPTIONS.
4296 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4297 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4298 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4299 and TARGET_NO_MULTI_CE.
4300 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4301 !TARGET_VLIW_BRANCH.
4302 * config/frv/frv.opt: New file.
4304 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4306 * fold-const.c (fold_ternary): Take decomposed arguments of
4307 CALL_EXPR.
4308 (fold): Update a call to fold_ternary.
4310 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4311 * tree.h: Add corresponding prototypes.
4313 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4315 PR target/20561
4316 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4317 between jump table and its label.
4318 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4319 resp. ADDR_DIFF_VEC and the label preceeding it.
4320 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4321 is emitted in the right section.
4323 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4325 * fold-const.c (fold_unary, fold_binary): Update comments
4326 about arguments.
4328 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4330 PR rtl-optimization/20527
4331 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4332 REG_INC note, test that the register also isn't mentioned in PRED
4333 or SUCC.
4335 2005-03-22 Ben Elliston <bje@au.ibm.com>
4337 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4338 and definition.
4340 2005-03-21 Mike Stump <mrs@apple.com>
4342 * varasm.c (default_assemble_visibility): Remove extra ().
4344 2005-03-21 Roger Sayle <roger@eyesopen.com>
4346 PR middle-end/20557
4347 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4348 to determine whether a block can be duplicated, rather than test
4349 whether the block contains noncopyable insns ourselves.
4351 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4353 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4354 predicates.
4356 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4358 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4360 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4362 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4363 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4364 * config/fr30/fr30.opt: New file.
4366 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4368 Fix PR tree-optimization/20542
4370 * tree-flow-inline.h (overlap_subvar): Move to here.
4371 * tree-ssa-operands.c: From here.
4372 * tree-flow.h (overlap_subvar): Declare.
4373 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4374 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4375 for variables with subvars.
4377 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4379 PR middle-end/20177
4380 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4381 * modulo-sched.c (const_iteration_count): Return on NULL
4382 pre-header.
4383 (print_node_sched_params): Return on NULL dump_file.
4384 (generate_reg_moves): Handle reg-anti dependencies and disregard
4385 closing branch when generating register moves.
4386 (sms_schedule): Mark the SMSed block dirty.
4387 * passes.c (rest_of_handle_sms): Call update_life_info for all
4388 basic-blocks.
4389 * testsuite/gcc.dg/20050321-1.c: New test.
4391 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4393 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4394 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4395 movqi_internal): Likewise.
4397 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4399 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4400 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4401 xtensa_b4const): Delete prototypes.
4402 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4403 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4404 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4405 xtensa_extra_constraint): New prototypes.
4406 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4407 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4408 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4409 move_operand, const_float_1_operand, fpmem_offset_operand,
4410 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4411 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4412 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4413 argument type to HOST_WIDE_INT.
4414 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4415 xtensa_mask_immediate): Likewise.
4416 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4417 Likewise. Also make these functions static.
4418 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4419 (xtensa_const_ok_for_letter_p): New.
4420 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4421 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4422 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4423 move_operand, const_float_1_operand, fpmem_offset_operand,
4424 branch_operator, ubranch_operator, boolean_operator): Move to
4425 predicates.md.
4426 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4427 (xtensa_mem_offset): Change return type to bool.
4428 (xtensa_extra_constraint): New.
4429 (gen_int_relational): Update type of const_range_p function pointer.
4430 Use xtensa_b4const_or_zero.
4431 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4432 xtensa_const_ok_for_letter_p. Update comments.
4433 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4434 (PREDICATE_CODES): Delete.
4435 * config/xtensa/xtensa.md: Include predicates.md.
4436 * config/xtensa/predicates.md: New file.
4438 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4440 * config/v850/v850-protos.h: Remove the prototypes for
4441 reg_or_int9_operand, reg_or_const_operand,
4442 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4443 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4444 movsi_source_operand, power_of_two_operand,
4445 not_power_of_two_operand, special_symbolref_operand,
4446 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4447 register_is_ok_for_epilogue.
4448 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4449 reg_or_int9_operand, reg_or_const_operand,
4450 call_address_operand, special_symbolref_operand,
4451 movsi_source_operand, power_of_two_operand,
4452 not_power_of_two_operand, register_is_ok_for_epilogue,
4453 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4454 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4455 predicates.md.
4456 * config/v850/v850.h (PREDICATE_CODES): Remove.
4457 * config/v850/v850.md: Include predicates.md.
4458 * config/v850/predicates.md: New.
4460 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4462 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4463 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4464 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4465 (itoolsdir, itoolsdatadir): Move definition above new first use.
4466 (install-itoolsdirs): New rule.
4467 (install-mkheaders): Depend on install-itoolsdirs, not
4468 install-include-dir.
4470 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4472 * tree-into-ssa.c: Remove obsolete comments.
4474 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4476 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4477 unrolling if -fpeel-loops is specified, too.
4478 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4479 Remove superfluous check for flag_unroll_loops.
4481 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4483 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4484 (lrint_optab, llrint_optab): Define corresponding macros.
4485 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4486 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4487 pattern and llrint_optab using llrintdi2 patterns.
4488 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4489 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4490 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4491 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4492 flag_unsafe_math_optimizations is set.
4494 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4496 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4497 simplify_logical, if_then_else_cond, known_cond,
4498 simplify_comparison): Adjust calls to reverse_comparison.
4499 Don't use combine_reversed_comparison_code).
4500 (combine_reversed_comparison_code): Remove.
4501 (reversed_comparison): Using reversed_comparison_code, move it...
4502 * jump.c (reversed_comparison): ... here.
4503 * rtl.h (reversed_comparison): Add prototype.
4505 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4507 * builtins.c (fold_builtin): Take decomposed arguments of
4508 CALL_EXPR.
4509 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4510 * gimplify.c (gimplify_call_expr): Likewise.
4511 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4512 * tree.h: Update the prototype of fold_builtin.
4514 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4516 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4517 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4518 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4519 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4520 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4522 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4524 * builtins.c (fold_builtin_1): Take decomposed arguments of
4525 CALL_EXPR.
4526 (fold_builtin): Update a call to fold_builtin_1.
4528 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4530 PR other/20564
4531 * gcov.c (output_lines): Only output function block summary when
4532 outputting branch information.
4533 * doc/gcov.texi: Document format of preamble and additional block
4534 information lines.
4536 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4538 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4539 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4540 the defaults false if BITS_PER_UNIT != 8.
4541 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4542 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4543 than BITS_PER_UNIT != 8.
4544 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4545 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4546 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4547 #undefs.
4548 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4549 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4551 2005-03-20 Roger Sayle <roger@eyesopen.com>
4553 PR middle-end/20539
4554 * fold-const.c (fold_binary): Fix type mismatch between
4555 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4556 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4557 for non-truth-valued expressions.
4559 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4560 and FUNCTION_DECL in the main switch.
4561 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4562 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4563 we also need to convert their operands to match.
4564 <TRUTH_NOT_EXPR>: Likewise.
4566 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4568 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4569 diagnostic without checking whether an lvalue.
4570 * c-common.h (lvalue_p): Remove.
4571 (enum lvalue_use): Update comment.
4572 (lvalue_or_else): Replace by lvalue_error.
4573 * c-typeck.c (lvalue_p): Make static.
4574 (lvalue_or_else): New. Call lvalue_error.
4576 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4578 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4579 (function_arg_advance): Use rs6000_parm_start.
4580 (function_arg, rs6000_arg_partial_bytes): Likewise.
4582 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4584 * c-common.c (check_case_value): Adjust comment about stripping
4585 NOPs.
4586 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4587 * c-typeck.c (default_conversion, convert_arguments,
4588 build_modify_expr, convert_for_assignment, store_init_value,
4589 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4590 manually. Remove inaccurate comments.
4592 2005-03-20 Roger Sayle <roger@eyesopen.com>
4593 Joseph S. Myers <joseph@codesourcery.com>
4595 * varasm.c (do_assemble_alias): Restore comment describing function.
4596 Annotate the target parameter as potentially unused.
4598 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4600 PR target/18551
4601 * config/avr/avr.c (avr_output_function_prologue): Do not use
4602 current_function_name() in a label, use a local label instead.
4604 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4606 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4607 flag_finite_math_only, not flag_unsafe_math_optimizations.
4609 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4611 * builtins.c (fold_builtin_1): Update a call to
4612 targetm.fold_builtin.
4613 * hooks.c (hook_tree_tree_bool_null): Rename to
4614 hook_tree_tree_tree_bool_null. Take one more argument of type
4615 tree.
4616 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4617 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4618 hook_tree_tree_tree_bool_null.
4619 * target.h (gcc_target): Update the prototype of fold_builtin.
4620 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4621 arguments of CALL_EXPR.
4622 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4623 new prototype.
4625 2005-03-20 Jan Hubicka <jh@suse.cz>
4627 * cgraph.h (cgraph_node): Add prev_clone pointer.
4628 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4629 (cgraph_clone_node): Produce doubly linked chain.
4631 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4633 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4634 get_nonnull_operand, handle_sentinel_attribute,
4635 check_function_arguments_recurse): Do not strip NOPS from
4636 INTEGER_CSTs.
4637 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4638 Likewise.
4639 * c-format.c (get_constant): Likewise.
4640 * c-parser.c (c_parser_postfix_expression): Likewise.
4641 * c-typeck.c (set_init_index): Likewise.
4642 (convert_arguments): Don't check for NOP_EXPR containing integer
4643 constant.
4645 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4647 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4648 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4649 Take decomposed arguments of CALL_EXPR.
4650 (fold_builtin_1): Update calls to the functions mentioned
4651 above.
4653 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4655 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4656 width to have integer type.
4657 (build_enumerator): Require enumerator value to have integer type.
4659 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4661 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4662 to __builtin_inff.
4664 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4666 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4667 std=iso9899:199x): Correct descriptions.
4669 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4671 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4672 solaris2.1[0-9].
4674 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4676 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4677 of CALL_EXPR.
4678 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4679 fold_builtin_memcpy.
4681 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4682 arguments of CALL_EXPR.
4683 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4684 fold_builtin_found, fold_builtin_1): Update calls to
4685 fold_trunc_transparent_mathfn.
4687 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4689 PR middle-end/20493
4690 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4691 function pointers on targets that require function pointer
4692 canonicalization.
4693 (fold_sign_changed_comparison): Likewise.
4695 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4697 * combine.c (try_combine): When changing the mode of a hard reg, make
4698 sure that doing so is valid.
4700 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4702 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4703 (TARGET_HANDLE_OPTION): Override default.
4704 (avr_handle_option): New function.
4705 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4706 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4707 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4708 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4709 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4710 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4711 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4712 (TARGET_OPTIONS): Delete.
4713 * config/avr/avr.opt: New file.
4715 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4717 * config/m32r/m32r-protos.h: Remove the prototypes for
4718 call_address_operand, symbolic_operand, seth_add3_operand,
4719 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4720 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4721 two_insn_const_operand, move_src_operand,
4722 move_double_src_operand, move_dest_operand,
4723 eqne_comparison_operator, signed_comparison_operator,
4724 large_insn_p, conditional_move_operand, carry_compare_operand,
4725 m32r_block_immediate_operand, extend_operand,
4726 reg_or_eq_int16_operand, int8_operand, and
4727 reg_or_zero_operand.
4728 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4729 seth_add3_operand, int8_operand, cmp_int16_operand,
4730 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4731 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4732 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4733 move_double_src_operand, move_dest_operand,
4734 eqne_comparison_operator, signed_comparison_operator,
4735 extend_operand, small_insn_p, large_insn_p,
4736 conditional_move_operand, carry_compare_operand,
4737 m32r_block_immediate_operand): Move to predicates.md.
4738 (MAX_MOVE_BYTES): Move to m32r.h.
4739 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4740 * config/m32r/m32r.md: Include predicates.md.
4741 * config/m32r/predicates.md: New.
4743 2005-03-18 James E Wilson <wilson@specifixinc.com>
4745 PR c++/19769
4746 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4747 origin.
4749 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4751 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4752 call_address_operand, const_8bit_operand.
4753 * config/mn10300/mn10300.c (call_address_operand,
4754 const_8bit_operand, const_1f_operand): Move to predicates.md.
4755 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4756 * config/mn10300/mn10300.md: Include predicates.md.
4757 * config/mn10300/predicates.md: New.
4759 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4761 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4762 declarations in diagnostics and %E for identifiers, not %s.
4764 2005-03-18 Jan Hubicka <jh@suse.cz>
4765 Dale Johannesen <dalej@apple.com>
4767 * basic-block.h (scale_bbs_frequencies_int,
4768 scale_bbs_frequencies_gcov_type): Declare.
4769 * cfg.c (RDIV): New macro.
4770 (update_bb_frequency_for_threading): Fix.
4771 * basic-block.h (scale_bbs_frequencies_int,
4772 scale_bbs_frequencies_gcov_type): New.
4773 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4774 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4775 scale_bbs_frequencies_int.
4776 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4778 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4780 * config/m32r/m32r-protos.h: Remove the prototypes for
4781 call_address_operand, symbolic_operand, seth_add3_operand,
4782 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4783 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4784 two_insn_const_operand, move_src_operand,
4785 move_double_src_operand, move_dest_operand,
4786 eqne_comparison_operator, signed_comparison_operator,
4787 large_insn_p, conditional_move_operand, carry_compare_operand,
4788 m32r_block_immediate_operand, extend_operand,
4789 reg_or_eq_int16_operand, int8_operand, and
4790 reg_or_zero_operand.
4791 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4792 seth_add3_operand, int8_operand, cmp_int16_operand,
4793 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4794 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4795 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4796 move_double_src_operand, move_dest_operand,
4797 eqne_comparison_operator, signed_comparison_operator,
4798 extend_operand, small_insn_p, large_insn_p,
4799 conditional_move_operand, carry_compare_operand,
4800 m32r_block_immediate_operand): Move to predicates.md.
4801 (MAX_MOVE_BYTES): Move to m32r.h.
4802 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4803 * config/m32r/m32r.md: Include predicates.md.
4804 * config/m32r/predicates.md: New.
4806 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4807 shadd_constant_p.
4808 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4809 symbolic_operand, symbolic_memory_operand,
4810 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4811 indexed_memory_operand, move_dest_operand, move_src_operand,
4812 prefetch_cc_operand, prefetch_nocc_operand,
4813 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4814 arith_operand, arith11_operand, pre_cint_operand,
4815 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4816 ireg_operand, int5_operand, uint5_operand, int11_operand,
4817 uint32_operand, arith5_operand, and_operand, ior_operand,
4818 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4819 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4820 shadd_operand, movb_comparison_operator,
4821 cmpib_comparison_operator): Move to predicates.md.
4822 (magic_milli, shadd_constant_p): Make it extern.
4823 * config/pa/pa.h (PREDICATE_CODES): Remove.
4824 * config/pa/pa.md: Include predicates.md.
4825 * config/pa/predicates.md: New.
4827 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4828 predicate.
4830 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4832 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4833 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4834 config/alpha/freebsd.h, config/alpha/linux.h,
4835 config/alpha/netbsd.h, config/alpha/osf5.h,
4836 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4837 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4838 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4839 doc/cppopts.texi: Update copyright.
4841 2005-03-18 Jan Hubicka <jh@suse.cz>
4843 PR middle-end/20225
4844 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4845 too late.
4846 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4847 called too late.
4849 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4851 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4852 VEC_safe_push.
4854 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4856 * combine.c (gen_binary): Remove.
4857 (known_cond, simplify_shift_const, find_split_point,
4858 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4859 simplify_logical, expand_field_assignment, extract_left_shift,
4860 force_to_mode, if_then_else_cond, apply_distributive_law,
4861 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4862 simplify_comparison, reversed_comparison): Replace with
4863 simplify_gen_binary, simplify_gen_relational or
4864 distribute_and_simplify_rtx.
4865 (distribute_and_simplify_rtx): New function.
4867 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4868 Paolo Bonzini <gcc.gnu.org>
4870 * calls.c (setjmp_call_p, special_function_p): Update comments
4871 at the head of the functions.
4873 2005-03-18 Jan Hubicka <jh@suse.cz>
4875 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4877 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4878 function body should be released; do not proactively release function
4879 bodies in non-unit-at-a-time mode.
4881 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4883 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4884 mno-fp-ret-in-387 multilib variants.
4886 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4888 * common.opt (m): Remove.
4889 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4890 table lookup fails.
4891 (common_handle_option): Remove OPT_m case.
4893 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4895 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4896 of CALL_EXPR.
4897 (fold_builtin_1): Update a call to fold_builtin_bitop.
4899 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4900 of CALL_EXPR.
4901 (fold_builtin_1): Update a call to fold_builtin_signbit.
4903 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4905 PR tree-optimization/20474
4906 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4907 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4909 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4911 * config/h8300/h8300-protos.h: Remove prototypes for
4912 general_operand_src, general_operand_dst, single_one_operand,
4913 single_zero_operand, call_insn_operand,
4914 two_insn_adds_subs_operand, small_call_insn_operand,
4915 jump_address_operand, bit_operand, bit_memory_operand,
4916 stack_pointer_operand, const_int_gt_2_operand,
4917 const_int_ge_8_operand, const_int_qi_operand,
4918 const_int_hi_operand, incdec_operand, bit_operator,
4919 nshift_operator, eqne_operator, gtle_operator,
4920 gtuleu_operator, iorxor_operator.
4921 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4922 h8300_ldm_stm_parallel.
4923 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4924 h8300-protos.h.
4925 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4926 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4927 (h8300_ldm_stm_parallel): Make it extern.
4928 (h8300_ldm_parallel, h8300_stm_parallel,
4929 h8300_return_parallel, general_operand_src,
4930 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4931 nibble_operand, reg_or_nibble_operand, single_one_operand,
4932 single_zero_operand, call_insn_operand,
4933 two_insn_adds_subs_operand, small_call_insn_operand,
4934 jump_address_operand, bit_operand, bit_memory_operand,
4935 stack_pointer_operand, const_int_gt_2_operand,
4936 const_int_ge_8_operand, const_int_qi_operand,
4937 const_int_hi_operand, incdec_operand, eqne_operator,
4938 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4939 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4940 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4941 nshift_operator): Move to predicates.md.
4942 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4943 * config/h8300/h8300.md: Include predicates.md.
4944 * config/h8300/predicates.md: New.
4946 2005-03-17 Richard Henderson <rth@redhat.com>
4948 * config.gcc (ia64*-*-hpux*): Add extra_options.
4949 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4950 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4951 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4952 (ia64_tls_size_string, ia64_tune_string): Remove.
4953 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4954 (TARGET_DEFAULT_TARGET_FLAGS): New.
4955 (TARGET_HANDLE_OPTION): New.
4956 (ia64_override_options): Move options parsing ...
4957 (ia64_handle_option): ... here. New.
4958 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4959 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4960 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4961 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4962 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4963 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4964 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4965 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4966 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4967 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4968 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4969 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4970 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4971 TARGET_EARLY_STOP_BITS): Remove.
4972 (TARGET_ILP32): Default false.
4973 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4974 (enum ia64_inline_type): New.
4975 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4976 * config/ia64/ia64.md: Update for new definitions of
4977 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4978 * config/ia64/ia64.opt: New file.
4979 * config/ia64/ilp32.opt: New file.
4981 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4983 PR target/18380
4984 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4986 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4988 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4989 instead of MASK_H8300S.
4990 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4991 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4992 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4993 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4994 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4995 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4996 TARGET_SWITCHES): Remove.
4997 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4998 TARGET_H8300SX.
4999 * config/h8300/h8300.opt: New.
5001 * config/alpha/alpha.opt, config/arc/arc.opt,
5002 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
5003 notices.
5005 2005-03-17 Ian Lance Taylor <ian@airs.com>
5007 * gmon.c: Remove.
5009 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
5011 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
5012 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
5013 (TARGET_HANDLE_OPTION): Override default.
5014 (arc_handle_option): New function.
5015 (arc_init): Remove code to set arch_cpu_string.
5016 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
5017 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
5018 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
5019 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
5020 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
5021 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
5022 (arc_rodata_string, TARGET_OPTIONS): Delete.
5023 * config/arc/arc.opt: New file.
5025 2005-03-17 Richard Henderson <rth@redhat.com>
5027 * doc/extend.texi (Weak Pragmas): New section.
5028 (attribute alias): Clarify that target must be in the same
5029 translation unit.
5031 2005-03-17 Richard Henderson <rth@redhat.com>
5033 * config/alpha/alpha.opt: New file.
5034 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
5035 of alpha_cpu.
5036 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
5037 alpha_fprm_string, alpha_fptm_string): Make static.
5038 (alpha_tls_size_string): Remove.
5039 (alpha_handle_option): New.
5040 (override_options): Update for alpha_cpu/alpha_tune split.
5041 (alpha_file_start): Likewise.
5042 (TARGET_DEFAULT_TARGET_FLAGS): New.
5043 (TARGET_HANDLE_OPTION): New.
5044 * config/alpha/alpha.h (alpha_tune): Declare.
5045 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
5046 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
5047 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
5048 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
5049 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
5050 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
5051 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
5052 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
5053 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
5054 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
5055 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
5056 (TARGET_DEFAULT): Remove MASK_FP.
5057 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
5058 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
5059 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
5060 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
5061 alpha_tls_size_string): Remove.
5062 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
5063 (attribute tune): Rename from attribute cpu.
5064 * config/alpha/ev4.md: Update to match.
5065 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
5066 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
5067 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
5068 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
5069 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
5070 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
5072 2005-03-16 James E. Wilson <wilson@specifixinc.com>
5074 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
5075 and return without creating new state if before_nops_num is nonzero.
5076 * config/ia64/ia64.md (first_insn): New attribute.
5077 (alloc): Set it to yes.
5079 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5081 * tree-vectorizer.c (new_vec_stmt_info): Initialize
5082 STMT_VINFO_SUBVARS to NULL.
5083 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5085 2005-03-16 Dale Johannesen <dalej@apple.com>
5087 * rtlanal.c (find_first_parameter_load): Rewrite to
5088 return actual first param load or the call if none,
5089 instead of first in block, when not all loads exist.
5091 2005-03-16 Roger Sayle <roger@eyesopen.com>
5093 * optabs.c (expand_copysign_absneg): Make static.
5094 * optabs.h (expand_copysign_absneg): Delete prototype.
5095 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
5097 2005-03-16 Richard Henderson <rth@redhat.com>
5099 PR middle-end/15700
5100 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
5101 (alias_pairs): Rename from output_defs.
5102 (find_decl_and_mark_needed): Split out from assemble_alias.
5103 (do_assemble_alias): New.
5104 (assemble_output_def): Remove.
5105 (finish_aliases_1, finish_aliases_2): New.
5106 (process_pending_assemble_output_defs): Remove.
5107 (assemble_alias): Defer aliases for which we don't yet have a
5108 non-external decl for the target symbol.
5109 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5110 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5111 * toplev.c (compile_file): Use finish_aliases_2 instead of
5112 process_pending_assemble_output_defs.
5113 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5114 (process_pending_assemble_output_defs): Remove.
5116 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5118 Fix PR tree-optimization/20489
5120 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5121 for empty structures.
5123 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5125 Fix PR tree-optimization/20490
5127 * tree-ssa-pre.c (create_expression_by_pieces): Use
5128 force_gimple_operand on result of fold.
5130 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5132 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5133 of closing parenthesis.
5135 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5137 * builtins.c (expand_movstr): Update a call to
5138 fold_builtin_strcpy.
5139 (expand_builtin_strncpy): Update a call to
5140 fold_builtin_strncpy.
5141 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5142 arguments of CALL_EXPR.
5143 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5144 fold_builtin_strncpy.
5145 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5146 * tree.h: Update the prototypes of fold_builtin_strcpy and
5147 fold_builtin_strncpy.
5149 2005-03-16 Steven Bosscher <stevenb@suse.de>
5150 Dorit Naishlos <dorit@il.ibm.com>
5152 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5153 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5154 error.
5156 2005-03-16 Steven Bosscher <stevenb@suse.de>
5158 * tree-inline.c (walk_type_fields, walk_tree,
5159 walk_tree_without_duplicates): Move from here...
5160 * tree.c: ...to here.
5162 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5164 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5165 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5166 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5167 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5168 (version): Define using $(BASEVER_c).
5169 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5170 version.c.
5171 (version.o): Depend on version files; add custom generation command.
5172 (prefix.o): Define BASEVER on command line.
5173 (s-iov): Depend on version files; adjust command.
5174 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5175 Add gcc-vers.texi.
5176 (gcc-vers.texi): New rule.
5177 (doc/%.info, doc/%.dvi): Add -I . to command line.
5178 (doc/gccinstall.dvi): Likewise.
5179 (PACKAGE): Delete. All uses replaced with "gcc".
5180 * aclocal.m4: Do not include gcc-version.m4.
5181 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5182 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5183 Set is_release based on contents of DEV-PHASE.
5184 Set gcc_version based on contents of BASE-VER.
5185 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5186 * config.in, configure: Regenerate.
5187 * gccbug.in: Determine version of GCC in use at runtime.
5188 * gcov-iov.c: Get version number and development phase from
5189 command line, not by including version.c.
5190 * intl.c: Replace all uses of PACKAGE with "gcc".
5191 * libada-mk.in: Delete unused "gcc_version" variable.
5192 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5193 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5194 commentary to match.
5195 (version_string): Put together from pieces.
5196 * config/alpha/x-vms: Do not use $(gcc_version).
5197 * config/i386/t-nwld: Likewise.
5198 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5199 version-GCC and DEVELOPMENT.
5201 2005-03-15 Roger Sayle <roger@eyesopen.com>
5203 PR tree-optimization/17454
5204 * tree.c (tree_size): Add case for TREE_BINFO.
5205 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5206 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5208 2005-03-15 Roger Sayle <roger@eyesopen.com>
5210 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5211 op1 whilst expanding the signed widenening multiply variant.
5213 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5215 * toplev.c (display_target_options): Avoid unused variable warning if
5216 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5217 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5218 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5219 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5220 (mips_isa_info): New variable.
5221 (mips_parse_cpu): Remove the first argument and leave the caller
5222 to report errors.
5223 (TARGET_HANDLE_OPTION): Override default.
5224 (mips_handle_option): New function. Move option validation code from...
5225 (override_options): ...here. Update calls to mips_parse_cpu.
5226 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5227 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5228 (SUBTARGET_TARGET_OPTIONS): Delete.
5229 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5230 (mno-flush-func, mtune=): New options.
5232 2005-03-15 Roger Sayle <roger@eyesopen.com>
5233 Richard Henderson <rth@redhat.com>
5235 * real.c (c4x_single_format, c4x_extended_format): Provide values
5236 for signbit_ro for c4x's single and extended floating point formats.
5237 * optabs.c (expand_copysign): Use the floating point format's
5238 signbit_ro for expanding via expand_copysign_absneg, and it's
5239 signbit_rw field for expanding via expand_copysign_bit.
5241 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5243 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5244 known_alignment_for_access_p.
5245 (known_alignment_for_access_p): New.
5246 (do_peeling_for_alignment): Field made int instead of bool and renamed
5247 to peeling_for_alignment.
5248 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5249 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5250 functionality used to be in vect_analyze_operations.
5251 (vect_analyze_operations): Code to determine vectorization factor was
5252 moved to vect_determine_vectorization_factor.
5253 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5254 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5255 factor.
5256 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5257 be part of vect_analyze_operations).
5258 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5259 creating the guard condition, as the number of iterations may be
5260 constant.
5261 (slpeel_tree_peel_loop_to_edge): Use new name of
5262 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5263 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5264 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5265 (vect_do_peeling_for_alignment): Use fold.
5266 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5268 (vect_update_inits_of_dr): Renamed to
5269 vect_update_init_of_dr.
5270 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5271 (vectorizable_store): Fix assertion to use == instead of =.
5273 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5275 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5276 call_used_regs for wCG registers.
5278 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5280 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5281 for non-offsettable memory references to cope with outstanding reload
5282 replacements, take 2.
5284 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5286 PR target/18668
5287 * config/i386/i386.h (x86_fisttp): New.
5288 (TARGET_FISTTP): New macro.
5289 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5290 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5291 instruction when fisttp flag is set.
5292 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5294 * config/i386/i386.md (type attribute): Add fisttp.
5295 (unit attribute): Set to i387 for fisttp type.
5296 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5297 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5298 TARGET_FISTTP.
5299 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5300 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5301 macros.
5302 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5303 patterns for TARGET_FISTTP. Enable patterns for
5304 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5305 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5306 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5307 implement fisttp x87 insn.
5308 (fix_trunc*_i387_fisttp splitters): New patterns.
5309 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5310 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5311 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5312 clobber.
5313 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5314 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5315 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5316 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5317 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5318 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5319 Disable patterns for TARGET_FISTTP.
5320 (fix_trunc*_i387 splitters): Implement usign mode macros.
5321 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5322 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5323 (fix_trunx*_sse peephole2s): Implement using mode macros.
5325 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5327 PR rtl-optimization/20291
5328 * combine.c (try_combine): If splitting fails, re-try with
5329 original combined pattern, i.e. before clobber stripping.
5331 2005-03-14 Eric Christopher <echristo@redhat.com>
5333 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5334 STACK_GROWS_DOWNWARD.
5336 2005-03-14 Roger Sayle <roger@eyesopen.com>
5338 * real.h (struct real_format): Split the signbit field into two
5339 two fields, signbit_ro and signbit_rw.
5340 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5341 mips_double_format, ieee_extended_motorola_format,
5342 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5343 ieee_extended_intel_128_format, ibm_extended_format,
5344 mips_extended_format, ieee_quad_format, mips_quad_format,
5345 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5346 i370_double_format, c4x_single_format, c4x_extended_format,
5347 real_internal_format): Update initializers for new field.
5348 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5349 real_format structure.
5350 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5351 field of the real_format structure.
5353 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5355 Fix PR tree-optimization/20458
5357 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5358 DECL_EXTERNAL on STRUCT_FIELD tags.
5359 (clear_call_clobbered): Ditto.
5360 * tree-ssa-operands.c (note_addressable): Make sure the original
5361 variable doesn't slip into the addressable list if we have
5362 subvars.
5363 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5364 tags too.
5366 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5368 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5369 (-fwide-exec-charset): Likewise.
5370 (-finput-charset): Likewise.
5371 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5372 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5373 * c.opt (Wnormalized): New.
5375 2005-03-14 Devang Patel <dpatel@apple.com>
5377 * doc/invoke.texi: Add reference to Visibility document.
5379 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5381 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5382 MASK_SPLIT_ADDRESSES.
5383 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5384 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5385 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5386 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5387 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5388 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5389 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5390 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5391 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5392 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5393 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5394 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5395 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5396 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5397 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5398 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5399 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5400 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5401 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5402 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5403 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5404 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5405 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5406 (TARGET_EXPLICIT_RELOCS): Delete.
5407 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5408 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5409 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5410 (override_options): Set MASK_LONG64 if -mint64 is given and no
5411 -mlongXX option is. Complain about -mint64 -mlong32.
5412 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5413 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5414 * config/mips/mips.opt: New file.
5416 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5418 * config.gcc (extra_options): New variable for listing option files.
5419 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5420 * configure.ac (extra_opt_files): New AC_SUBST variable.
5421 (tm_file_list, tm_include_list): Include options.h first.
5422 * configure: Regenerate.
5423 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5424 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5425 (s-options-h): New rule.
5426 (options.h): Depend on it.
5427 (TEXI_GCCINT_FILES): Add options.texi.
5428 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5429 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5430 * target.h (gcc_target): Add default_target_flags and handle_option.
5431 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5432 (TARGET_HANDLE_OPTION): New macros.
5433 (TARGET_INITIALIZER): Include them.
5434 * opt-functions.awk (opt_args, nth_arg): New functions.
5435 (switch_flags): Handle the "Target" flag.
5436 (var_args): Delete.
5437 (var_name): Use opt_args and nth_arg.
5438 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5439 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5440 macros for the "Mask" and "InverseMask" options.
5441 * opts.h (cl_var_cond): New enum.
5442 (cl_option): Replace the "has_set_value" and "set_value" fields with
5443 "var_cond" and "var_value".
5444 (CL_TARGET): New macro.
5445 (option_enabled, print_filtered_help): Declare.
5446 (decode_options): Move definition.
5447 * opts.c (handle_option): Search for the original option before
5448 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5449 var_cond and var_value fields. Use targetm.handle_option to handle
5450 target options.
5451 (decode_options): Set target_flags to targetm.default_target_flags.
5452 (print_filtered_help): Make global. Handle CL_TARGET.
5453 (option_enabled): New function.
5454 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5455 (display_target_options, set_target_switch, print_switch_values)
5456 (default_pch_valid_p): Guard uses of target_switches with
5457 #ifdef TARGET_SWITCHES. Also...
5458 (display_target_options): Display the CL_TARGET entries in cl_options.
5459 (set_target_option): Don't complain about the "" option when
5460 TARGET_SWITCHES is undefined.
5461 (print_switch_values): Use option_enabled.
5462 (default_pch_valid_p): Check cl_options[] when looking for something
5463 that has changed the value of target_flags.
5464 * c.opt: Remove documentation from top of file.
5465 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5466 * doc/sourecebuild.texi: Refer to the new options documentation
5467 instead of c.opt. Document machine-specific .opt files.
5468 * doc/tm.texi (target_flags): Say that this variable is declared
5469 by options.h.
5470 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5471 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5472 an alternative.
5473 * doc/options.texi: New file.
5475 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5477 PR middle-end/18628
5478 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5479 register.
5481 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5483 PR c++/20280
5484 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5485 temporary variable of pointer type if an lvalues is required.
5486 (gimplify_modify_expr_rhs): Request an rvalue from it.
5487 (gimplify_expr): Pass fallback on.
5489 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5491 * cfgbuild.c: Update comments.
5493 2005-03-14 Roger Sayle <roger@eyesopen.com>
5495 PR rtl-optimization/17236
5496 * optabs.c (expand_doubleword_mult): New helper function split out
5497 from expand_binop. Permute the order in which instructions are
5498 emitted to minimize the number of simultaneously live registers.
5499 (expand_binop): Call expand_doubleword_mult to synthesize a double
5500 word multiplication.
5502 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5504 * basic-block.h: Update the prototypes of cached_make_edge and
5505 rtl_make_eh_edge.
5506 * cfg.c (cached_make_edge): Take edge_cache representing one
5507 row of the adjacency matrix of edges.
5508 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5509 (make_edges): Initialize edge_cache to represent one row of
5510 the adjacency matrix of edges.
5512 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5514 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5515 New functions.
5516 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5517 Remove unused removed_phis variable.
5518 (conditional_replacement): Use build1/build2.
5519 (abs_replacement): Use last_and_only_stmt and build1/build2.
5521 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5523 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5524 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5525 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5526 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5527 * c-common.c (handle_novops_attribute): New function.
5528 (c_common_attribute_table): Add "no vops" entry.
5529 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5530 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5531 * tree-ssa-operands.c (get_call_expr_operands): Do not
5532 create virtual operands for calls with ECF_NOVOPS flag.
5533 * tree.h (DECL_IS_NOVOPS): New macro.
5534 (struct tree_decl): Add novops_flag.
5535 (ECF_NOVOPS): New constant.
5537 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5539 PR target/17688
5540 * config/i386/i386.c (x86_use_himode_fiop): New.
5541 (x86_use_simode_fiop): Rename from x86_use_fiop.
5542 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5543 (TARGET_USE_HIMODE_FIOP): New.
5544 (x86_use_simode_fiop): Rename from x86_use_fiop.
5545 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5547 * config/i386/i386.md (X87MODEI12): New mode macro define.
5548 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5549 to implement x87 FP compare with HImode input operands.
5550 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5551 Use X87MODEI12 mode macro to handle HImode input operands.
5552 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5553 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5554 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5555 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5556 macro to implement x87 operators with HImode input operands.
5557 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5558 input operands.
5560 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5562 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5563 integer_zerop.
5564 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5565 constants invariant.
5567 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5569 * basic-block.h (BB_VISITED): Removed.
5570 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5572 2005-03-14 Falk Hueffner <falk@debian.org>
5574 PR bootstrap/20424
5575 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5577 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5579 * ggc-zone.c: Fix comment typos.
5581 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5582 stringpool.c, config/mips/mips-protos.h: Update copyright.
5584 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5586 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5587 throughout with its typedef, "rtx".
5588 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5589 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5590 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5591 regs in comment to match code.
5593 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5595 * except.c (check_handled): Make it static.
5596 * except.h: Remove the corresponding prototype.
5598 * function.c (get_func_frame_size): Make it static.
5599 * function.h: Remove the corresponding type.
5601 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5602 Make them static.
5603 * hard-reg-set.h: Remove the corresponding declarations.
5605 * tree-cfg.c (verify_stmts): Check that
5606 bb_for_stmt (stmt) == bb for every PHI node and statement.
5608 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5610 * config.gcc: Remove excess indentation.
5611 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5613 2005-03-13 Roger Sayle <roger@eyesopen.com>
5615 PR middle-end/19331
5616 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5617 * fold-const.c (fold_sign_changed_comparison): Likewise.
5618 (fold_binary): Optimize comparisons against widened operands if
5619 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5621 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5623 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5624 (sparc_override_options): Initialize it.
5625 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5627 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5629 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5630 (reg_or_none500mem_operand): New predicate.
5631 (zero_reg_mem_operand): New predicate.
5632 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5633 to reg_or_none500mem_operand.
5634 (extendsfdf2_fpr): Add MEM alternative.
5635 (extenddftf2_internal): Change operand2 predicate to
5636 zero_reg_mem_operand.
5638 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5640 * ggc-zone.c: Rewritten.
5642 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5643 if there are none.
5644 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5645 * config.in: Regenerated.
5646 * configure: Regenerated.
5647 * gengtype.c (write_types_process_field, write_func_for_structure):
5648 Pass new argument to gt_pch_note_object.
5649 * ggc-common.c (struct ptr_data): Add TYPE.
5650 (gt_pch_note_object): Take TYPE argument and save it.
5651 (call_count): Update call to ggc_pch_count_object.
5652 (call_alloc): Update call to ggc_pch_alloc_object.
5653 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5654 file.
5655 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5656 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5657 (ggc_alloc_zone_stat): Delete.
5658 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5659 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5660 (ggc_pch_alloc_object): Update prototypes.
5661 (garbage_zone): Delete.
5662 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5663 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5664 pointers.
5665 (tree_id_zone): New variable.
5666 (ggc_alloc_cleared_zone): Remove unused.
5667 (ggc_alloc_zone): Define.
5668 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5669 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5670 ggc_alloc_zone_stat.
5671 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5672 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5673 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5674 (make_node_stat): Likewise. Use tree_id_zone.
5676 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5677 Joseph S. Myers <joseph@codesourcery.com>
5679 * configure.ac: Check for MIPS TLS.
5680 * configure: Regenerated.
5681 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5682 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5683 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5684 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5685 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5686 (mips_classify_symbol, mips_symbolic_constant_p)
5687 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5688 (mips_tls_operand_p, mips_call_tls_get_addr)
5689 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5690 (mips_tls_symbol_ref_1): New functions.
5691 (mips_legitimize_address, mips_legitimize_const_move): Call
5692 mips_legitimize_tls_address.
5693 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5694 for MIPS16.
5695 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5696 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5697 (mips_char_to_class): Document V1_REG.
5698 (HAVE_AS_TLS): Provide default.
5699 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5700 constants.
5701 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5702 !TARGET_ABICALLS.
5703 (tls_get_tp_<mode>): New instruction.
5705 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5707 * configure.ac: Update checks for target tools.
5708 * configure: Regenerated.
5710 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5712 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5714 2005-03-13 Roger Sayle <roger@eyesopen.com>
5716 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5717 more classes of DImode multiplication by constant. Allow both
5718 multiplication by small negative constants (by performing a
5719 multiplication by a positive constant and negating the result) and
5720 multiplications by large powers of two, by using a left shift.
5722 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5724 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5725 of basic blocks into work_stack.
5727 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5728 config/mips/vr.h: Update copyright.
5730 * c-decl.c (c_init_decl_processing): Remove useless calls to
5731 build_function_type.
5733 * builtins.c (fold_trunc_transparent_mathfn,
5734 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5735 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5736 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5737 fold_builtin_strcpy, fold_builtin_strncpy,
5738 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5739 TREE_TYPE (exp).
5741 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5742 before_call.
5744 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5745 variable determinant.
5747 * tree-cfg.c (group_case_labels): Remove local variable type.
5749 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5750 variable ann.
5752 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5753 result.
5755 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5757 PR target/18251
5758 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5759 (*movmemqi_insn): Delete.
5760 (*movmemhi): Delete.
5762 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5764 * builtins.c (fold_builtin_classify): Take decomposed
5765 arguments of CALL_EXPR.
5766 (fold_builtin_1): Update a call to fold_builtin_classify.
5768 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5770 PR c/20402
5771 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5772 through into call to parser_xref_tag after parse error.
5773 (c_parser_struct_declaration): Consistently return NULL_TREE on
5774 error.
5776 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5778 * tree-flow-inline.h (ref_contains_array_ref): New function.
5779 (lookup_subvars_for_var): Ditto.
5780 (get_subvars_for_var): Ditto.
5781 (var_can_have_subvars): Ditto.
5783 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5784 (struct subvar): New type.
5786 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5788 * tree-optimize.c (init_tree_optimization_passes): Call
5789 pass_create_structure_vars.
5791 * tree-ssa-alias.c: Include vec.h.
5792 (init_alias_info): Don't auto-clear call clobbered on struct-field
5793 tags.
5794 (compute_flow_insensitive_aliasing): Handle subvars.
5795 (group_aliases): Handle STRUCT_FIELD aliases.
5796 (setup_pointers_and_addressables): Ditto.
5797 Don't mark variables non-addressable if they still have
5798 addressable subvars.
5799 Also mark subvars addressable when the real variable is marked
5800 addressable.
5801 (add_pointed_to_var): Try to prune the pointed-to set by only
5802 pointing to subvars when possible.
5803 Otherwise, make sure we set addresses_needed and pt_vars to
5804 properly include subvars.
5805 (bitpos_of_field): New function.
5806 (push_fields_onto_fieldstack): Ditto.
5807 (get_or_create_used_part_for): Ditto.
5808 (create_overlap_variables_for): Ditto.
5809 (find_used_portions): Ditto.
5810 (create_structure_vars): Ditto.
5811 (pass_create_structure_vars): New structure.
5813 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5814 (get_expr_operands): Handle subvars. Also try to turn
5815 COMPONENT_REF accesses into must-defs now that we can accurately
5816 portray it.
5817 (note_addressable): Try to only mark as addressable those subvars
5818 we know a COMPONENT_REF touches.
5819 (overlap_subvar): New function.
5821 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5822 Handle subvar storing.
5823 (vect_address_analysis): Update caller of vect_object_analysis.
5825 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5827 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5828 (STMT_VINFO_SUBVARS): New macro.
5830 * common.opts: add flag_tree_salias.
5832 * opts.c (decode_options): flag_tree_salias defaults to on.
5834 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5836 * doc/tree-ssa.texi: Document structural alias analysis.
5838 2005-03-12 Steven Bosscher <stevenb@suse.de>
5840 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5841 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5842 * tree-ssa-operands.c (get_expr_operands): Likewise.
5843 (get_expr_operands): Likewise for ERROR_MARK.
5845 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5847 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5848 var.
5850 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5851 removed_phis.
5853 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5854 (mark_operand_necessary): Remove local variable ver.
5856 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5857 variable prefix_len.
5859 * value-prof.c (mod_subtract_transform): Remove local variable
5860 value.
5862 * builtins.c (fold_builtin_exponent): Take decomposed
5863 arguments of CALL_EXPR.
5864 (fold_builtin_1): Update a call to fold_builtin_exponent.
5866 * builtins.c (fold_builtin_logarithm): Take decomposed
5867 arguments of CALL_EXPR.
5868 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5870 * c-decl.c (c_init_decl_processing): Remove local variables
5871 ptr_ftype_void and ptr_ftype_ptr.
5873 * gimplify.c (gimplify_expr): Remove local variables r0 and
5874 r1.
5876 * reg-stack.c (move_for_stack_reg): Remove local variable
5877 push_insn.
5878 (compare_for_stack_reg): Remove local variable flags_user.
5879 (convert_regs_1): Remove local variable deleted.
5881 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5882 variable new_cond.
5883 (combine_blocks): Remove local variables exits and new_e.
5885 * tree-inline.c (expand_call_inline): Remove local variable
5886 decl.
5888 * tree-ssa-live.c (create_ssa_var_map,
5889 calculate_live_on_entry): Remove local variable snn.
5891 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5893 * c-lex.c (c_lex_with_flags): Add parameter to call to
5894 cpp_spell_token.
5896 2005-03-11 Per Bothner <per@bothner.com>
5898 * c-tree.h (struct c_declarator): New id_loc field.
5899 * c-pragma.h (c_lex_with_flags): Take position reference.
5900 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5901 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5902 (c_lex): Pass dummy location to c_lex_with_flags.
5903 * c-parser.c (c_lex_one_token): Set c_token's location using
5904 c_lex_with_flags, instead of input_location, which might be "ahead".
5905 (c_parser_direct_declarator): Set declarator's id_loc from
5906 c_token's id_loc.
5907 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5908 declarator's id_loc, rather than probably-imprecise input_location.
5909 (build_id_declarator): Initialize c_declarator's id_loc field.
5911 2005-03-11 Roger Sayle <roger@eyesopen.com>
5913 PR middle-end/20419
5914 * builtins.c (expand_builtin_signbit): Force the signbit's word
5915 into an integer register to avoid SUBREGs of floating point modes.
5917 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5919 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5920 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5921 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5922 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5924 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5926 PR rtl-optimization/20306
5927 * expr.c (emit_move_complex): Set try_int false if mode is
5928 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5929 emit_block_move if try_int is true.
5931 2005-03-11 Richard Henderson <rth@redhat.com>
5933 PR target/20415
5934 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5935 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5936 to match.
5938 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5940 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5941 (TARGET_FIX_VR4130): New macro.
5942 (TARGET_OPTIONS): Add -mfix-vr4130.
5943 (ISA_HAS_MACCHI): New macro.
5944 (ASM_SPEC): Add -mfix-vr4130.
5945 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5946 (override_options): Handle mips_fix_vr4130_string.
5947 (mips_avoid_hazards): Clear all_noreorder_p
5948 if we're working around VR4130 errata and the macc alternatives
5949 are not available.
5950 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5951 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5952 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5953 (MULTILIB_DEFAULTS): Remove leading "march=".
5954 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5955 if no architecture option is given.
5956 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5957 VR4130 multilibs.
5958 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5959 * doc/invoke.texi: Document -mfix-vr4130.
5961 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5963 * config/mips/mips.c (override_options): Only warn about -mint64
5964 deprecation if TARGET_INT64.
5966 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5968 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5969 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5970 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5971 are non-specific regarding the nonnull parameter positions.
5972 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5973 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5974 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5975 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5977 * builtins.def: Use the non-specific "nonnull" attibute lists.
5979 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5981 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5982 single_pred_edge, single_succ, single_pred): Improve comments.
5984 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5986 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5987 single_pred_edge, single_succ, single_pred): New inline functions.
5988 * bb-reorder.c (rotate_loop, find_traces_1_round,
5989 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5990 duplicate_computed_gotos): Use the single_succ/pred functions.
5991 * cfganal.c (forwarder_block_p): Ditto.
5992 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5993 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5994 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5995 merge_seq_blocks): Ditto.
5996 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5997 * cfglayout.c (fixup_reorder_chain): Ditto.
5998 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5999 canonicalize_loop_headers, verify_loop_structure): Ditto.
6000 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
6001 mfb_update_loops, create_preheader, force_single_succ_latches,
6002 create_loop_notes): Ditto.
6003 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
6004 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
6005 commit_one_edge_insertion, purge_dead_edges,
6006 cfg_layout_can_merge_blocks_p): Ditto.
6007 * except.c (sjlj_emit_function_enter): Ditto.
6008 * flow.c (init_propagate_block_info): Ditto.
6009 * function.c (thread_prologue_and_epilogue_insns): Ditto.
6010 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
6011 insert_insn_end_bb): Ditto.
6012 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
6013 find_if_case_2): Ditto.
6014 * lambda-code.c (perfect_nestify): Ditto.
6015 * lcm.c (optimize_mode_switching): Ditto.
6016 * loop-doloop.c (doloop_modify): Ditto.
6017 * loop-init.c (loop_optimizer_init): Ditto.
6018 * loop-iv.c (simplify_using_initial_values): Ditto.
6019 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6020 * loop-unswitch.c (unswitch_loop): Ditto.
6021 * modulo-sched.c (generate_prolog_epilog): Ditto.
6022 * predict.c (combine_predictions_for_insn, estimate_probability,
6023 tree_estimate_probability, last_basic_block_p,
6024 estimate_bb_frequencies): Ditto.
6025 * profile.c (branch_prob): Ditto.
6026 * regrename.c (copyprop_hardreg_forward): Ditto.
6027 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
6028 * tracer.c (layout_superblocks): Ditto.
6029 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
6030 cfg_remove_useless_stmts_bb, cleanup_control_flow,
6031 cleanup_control_expr_graph, disband_implicit_edges,
6032 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
6033 tree_verify_flow_info, tree_make_forwarder_block,
6034 tree_forwarder_block_p, remove_forwarder_block,
6035 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
6036 * tree-if-conv.c (tree_if_conversion): Ditto.
6037 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6038 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
6039 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
6040 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6041 copy_loop_headers): Ditto.
6042 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
6043 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
6044 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
6045 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
6046 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
6047 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
6048 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
6049 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
6050 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
6051 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
6052 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
6053 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
6054 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6055 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
6056 slpeel_add_loop_guard): Ditto.
6058 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
6060 PR tree-optimization/15784
6061 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6062 and -1 - A to ~A.
6064 * stmt.c (expand_case): Don't change index_type. Convert minval
6065 to the proper type.
6067 PR tree-optimization/20130
6068 * fold-const.c (fold): Fold x * -1 into -x.
6070 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
6072 PR rtl-optimization/20331
6073 * rtlanal.c (modified_between_p): Check its address first for MEM.
6074 (modified_in_p): Likewise.
6076 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
6078 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
6080 2005-03-10 Steven Bosscher <stevenb@suse.de>
6082 * expr.c (expand_expr_real_1): If possible, use a conditional
6083 move for expanding MIN_EXPR and MAX_EXPR.
6084 Use temp for moving around rtx-en.
6086 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
6088 PR rtl-opt/20412
6089 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
6090 correct mode.
6092 2005-03-10 Roger Sayle <roger@eyesopen.com>
6094 * builtins.c (expand_builtin_signbit): Extend to handle floating
6095 point modes wider than the largest integer type, using the
6096 operand_subword_force function to obtain the signbit's word.
6098 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6100 PR target/20322
6101 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6102 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6104 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6106 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6108 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6110 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6111 type void.
6112 (perform_edge_inserts): Unconditionally call
6113 free_dominator_info.
6115 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6117 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6119 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6121 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6123 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6125 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6126 gcc_unreachable.
6127 (rtl_register_value_prof_hooks,
6128 tree_value_profile_transformations,
6129 tree_register_value_prof_hooks): Likewise.
6130 * var-tracking.c (stack_adjust_offset_pre_post,
6131 variable_htab_free, variable_union, dataflow_set_different_2,
6132 count_uses, variable_was_changed, set_frame_base_location,
6133 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6134 vt_add_function_parameters): Likewise.
6135 * varasm.c (named_section_real, named_section, make_decl_rtl,
6136 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6137 const_hash_1, compare_constant, copy_constant, force_const_mem,
6138 output_constant_pool_2, output_constant_pool_1, output_constant,
6139 output_constructor, make_decl_one_only, decl_tls_model,
6140 default_no_named_section, default_elf_select_section_1,
6141 default_unique_section_1): Likewise.
6142 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6143 * vmsdbgout.c (addr_const_to_string): Likewise.
6145 PR c++/20375
6146 * function.c (struct assign_parm_data_one): Remove last_named
6147 field.
6148 (assign_parm_find_data_types): Don't determine last_named.
6149 Reorder named_parm determination.
6150 (assign_parms): Only setup varargs on the last non-varadic
6151 parameter.
6153 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6155 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6156 sda base address on medium model.
6158 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6160 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6161 * cfgloop.c (flow_loop_nodes_find): Export.
6162 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6163 Declare.
6164 * cfgloopmanip.c (fix_loop_structure): New function.
6165 * predict.c (predict_loops): Clean up the loops information.
6166 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6167 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6168 loop structure.
6169 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6170 (rewrite_into_loop_closed_ssa): Declaration changed.
6171 * tree-loop-linear.c (linear_transform_loops): Add argument to
6172 rewrite_into_loop_closed_ssa call.
6173 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6174 * tree-ssa-loop-im.c (move_computations): Ditto.
6175 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6176 * tree-vectorizer.c (vectorize_loops): Ditto.
6177 * tree-optimize.c: Include cfgloop.h.
6178 (execute_todo): Choose whether to call cleanup_tree_cfg or
6179 cleanup_tree_cfg_loop.
6180 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6181 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6182 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6183 cleanup_tree_cfg_loop call.
6184 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6185 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6186 work on part of cfg.
6188 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6190 PR inline-asm/20314
6191 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6192 with multiple alternatives.
6194 * stmt.c (parse_output_constraint): Fix a typo.
6196 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6198 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6199 assembly directive instead of deprecated "no-generics".
6201 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6203 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6204 for non-offsettable memory references to cope with outstanding reload
6205 replacements.
6206 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6207 avoid losing outstanding address reloads.
6208 ("reload_outdi", "reload_outdf"): Likewise.
6210 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6212 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6213 code. Add more cbrt transformations.
6215 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6217 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6219 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6221 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6222 NULL_TREE when a given tree is not simplified.
6223 (fold): Return the original tree when any of the functions
6224 mentioned above NULL_TREE.
6226 * fold-const.c (fold_unary, fold_binary): Take decomposed
6227 arguments, code, type, op0, and op1 in case of fold_binary.
6228 (fold): Update calls to fold_unary and fold_binary.
6230 2005-03-09 Roger Sayle <roger@eyesopen.com>
6232 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6233 a fndecl and an arglist instead of a CALL_EXPR, exp.
6235 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6237 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6239 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6241 * expr.c (expand_assignment): Remove orig_to_rtx.
6243 * fold-const.c (int_const_binop): Remove no_overflow.
6245 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6247 * loop-iv.c (get_biv_step_1): Remove lhs.
6249 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6251 * real.c (real_nan): Remove neg.
6253 * function.c (thread_prologue_and_epilogue_insns): Remove i
6254 and newinsn.
6256 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6257 tb.
6259 * tree-eh.c (tree_could_trap_p): Remove idx.
6261 * tree-into-ssa.c (ann): Remove ann.
6263 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6265 * tree-sra.c (decide_block_copy): Remove inst_count.
6267 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6269 * tree-ssa-loop-im.c (lhs): Remove.
6271 * cfgbuild.c (state, STATE, SET_STATE,
6272 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6273 make_edges.
6274 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6275 (find_basic_blocks): Set the state of each basic block to
6276 BLOCK_NEW.
6278 2005-03-08 Jeff Law <law@redhat.com>
6280 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6281 goto results in the removal of edges in the CFG, then we need
6282 to recompute dominators.
6284 2005-03-09 Ben Elliston <bje@au.ibm.com>
6286 * c-common.c (c_do_switch_warnings): Comment fix.
6288 2005-03-08 Julian Brown <julian@codesourcery.com>
6290 * Patch from 2005-03-08 reverted for causing regressions and
6291 ppc-darwin bootstrap failure.
6293 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6295 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6296 Define the real function for ppc-darwin.
6297 * c-typeck.c (convert_arguments): Check for target-specific
6298 invalid argument call to unprototyped function.
6299 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6300 New Macro.
6301 * target.h (invalid_arg_for_unprototyped_fn): New field
6302 in struct calls.
6303 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6304 default target hook.
6305 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6306 Declare.
6308 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6310 * c-typeck.c (constructor_stack, constructor_range_stack,
6311 initializer_stack): Make them static.
6313 * cfg.c (rbi_pool): Make it static.
6315 * gimple-low.c (lower_stmt_body): Make it static.
6316 * tree-flow.h: Remove the corresponding prototype. Don't
6317 declare lower_data.
6319 * sched-deps.c (cache_size): Make it static.
6321 * stor-layout.c (lang_adjust_rli): Make it static.
6323 2005-03-08 Julian Brown <julian@codesourcery.com>
6325 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6326 from being used for symbols with vague linkage when
6327 HAVE_GAS_COMDAT_GROUP is true.
6329 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6331 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6332 nlabel == JUMP_LABEL (jump).
6334 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6336 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6337 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6338 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6339 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6341 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6343 PR c/14411
6344 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6345 * c-common.c (handle_returns_twice): New function.
6346 (c_common_attribute_table): Declare eturns_twice' attribute.
6347 * doc/extend.texi: Document eturns_twice' attribute.
6348 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6349 (struct tree_decl): Add returns_twice_flag.
6351 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6353 * tree-ssa-phiopt.c: Fix a comment typo.
6355 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6356 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6357 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6358 copyright.
6360 2005-03-08 Richard Henderson <rth@redhat.com>
6362 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6363 builtin codes with ctzdi2, clzdi2, popcountdi2.
6364 (struct alpha_builtin_def): Add is_const.
6365 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6366 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6367 (alpha_init_builtins): Init them. Set nothrow and const attributes
6368 on builtins.
6369 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6370 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6371 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6372 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6373 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6374 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6375 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6376 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6377 (TARGET_FOLD_BUILTIN): New.
6378 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6379 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6380 (ffsdi2): Use ctz.
6381 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6383 2005-03-08 Ira Rosen <irar@il.ibm.com>
6385 PR tree-optimization/20122
6386 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6387 condition of access function instead of base.
6389 2005-03-07 Jeff Law <law@redhat.com>
6390 Steven Bosscher <stevenb@suse.de>
6392 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6393 (find_taken_edge): Call find_taken_edge_computed_goto as
6394 appropriate. Allow any gimple invariant rather than just
6395 INTEGER_CST for VAL.
6396 (cleanup_control_flow): Cleanup a computed goto which has turned
6397 into a simple goto.
6398 (tree_merge_blocks): If block B has any forced labels, move
6399 them to the start of block A.
6400 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6401 computed gotos as well.
6402 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6403 removal of unnecessary computed gotos too.
6404 (lookup_redirection_data): Fix type of INSERT argument. Callers
6405 updated.
6407 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6409 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6410 Remove trailing spaces.
6412 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6413 unshare_all_trees): Make them static.
6414 * tree-gimple.h: Remove the corresponding prototypes.
6416 * diagnostic.h: Remove unused prototype
6417 debug_output_buffer.
6418 * modulo-sched.c: Remove unused prototype
6419 set_row_column_for_ps.
6421 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6422 replace_phi_edge_with_variable): Remove unused variable i.
6424 2005-03-07 Per Bothner <per@bothner.com>
6426 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6428 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6430 PR tree-opt/17671
6431 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6432 bbs on the COND_EXPR instead of the PHI_NODEs.
6433 (candidate_bb_for_phi_optimization): Remove.
6434 (replace_phi_with_stmt): Rename to ...
6435 (replace_phi_edge_with_variable): this and change so that we
6436 replace the phi argument instead of removing the PHI.
6437 (conditional_replacement): Change so we deal with PHI with more
6438 than two arguments.
6439 (value_replacement): Likewise.
6440 (abs_replacement): Likewise.
6442 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6444 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6445 output_e500_flip_gt_bit.
6447 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6448 as bit 31.
6449 (rs6000_generate_compare): Fix logic to look at the correct bits.
6450 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6451 Look at GT bit.
6452 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6453 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6454 gen_move_from_CR_gt_bit.
6456 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6457 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6458 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6460 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6461 (E500_CR_IOR_COMPARE): New constant.
6463 2005-03-08 Earl Chew <earl_chew@agilent.com>
6464 David Billinghurst <David.Billinghurst@riotinto.com>
6466 * config/i386/host-cygwin.c: New file to support precompiled
6467 headers on cygwin
6468 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6469 * config.host: Use above files for cygwin host.
6471 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6473 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6474 ordering ops from earlier change.
6476 2005-03-07 Per Bothner <per@bothner.com>
6478 Various fixes to allow us to again build if --enable-mapped-location:
6479 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6480 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6481 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6482 local variable loc. Change logic appropriately.
6483 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6484 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6485 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6486 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6487 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6489 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6491 PR rtl-optimization/19683
6492 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6493 number of bytes, to smallest_int_for_mode. Fix arguments to
6494 REG_CANNOT_CHANGE_MODE_P.
6496 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6498 * reorg.c (relax_delay_slots): Check that the jump is
6499 conditional before trying to invert it.
6501 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6503 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6504 Make them static.
6506 * calls (stack_arg_under_construction): Make it static.
6508 * flow.c (regs_live_at_setjmp): Make it static.
6509 * flow.h: Remove the corresponding prototype.
6511 * reload1.c (reload_startobj, reload_firstobj,
6512 something_needs_operands_changed, reload_inherited,
6513 reload_inheritance_insn, reload_override_in,
6514 reload_spill_index): Make them static.
6516 * recog.c (verify_changes): Make it static.
6517 * recog.h: Remove the corresponding prototype.
6519 * cfgbuild.c (find_sub_basic_blocks): Remove.
6520 * basic-block.h: Remove the corresponding prototype.
6521 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6522 in comments.
6523 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6525 * tree-ssa-operands.c (check_build_stmt): Remove.
6527 * stor-layout.c (set_alignment): Remove.
6528 * tree.h: Remove the corresponding prototype.
6530 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6532 * tree-ssa-dce.c (control_dependence_map,
6533 visited_control_parents): Make them static.
6535 * cfghooks.c (verify_flow_info): Remove local variable
6536 num_bb_notes.
6538 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6539 last_bb_seen.
6541 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6543 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6545 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6547 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6549 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6550 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6551 PARALLEL for an empty structure.
6553 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6555 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6557 * fold-const.c (fold_binary): Unroll the very first "for"
6558 loop.
6560 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6562 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6563 redundant match_code test.
6564 (scc_comparison_operator): Swap match_operand and match_code
6565 tests.
6566 (branch_positive_comparison_operator): Same.
6567 (trap_comparison_operator): Use comparison_operator and swap with
6568 match_code test.
6570 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6572 PR target/20288
6573 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6574 (out_movhi_r_mr): Read low byte of volatile MEM first.
6575 (out_movhi_mr_r): Write high byte of volatile MEM first.
6577 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6579 * cselib.c (reg_values, reg_values_size): Make them static.
6581 * cse.c (cse_reg_info_table): Make it static.
6583 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6585 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6587 * cse.c (find_best_addr): Use canon_for_address.
6589 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6591 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6592 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6593 SUBREG and MEM, respectively.
6595 * fold-const.c (fold_binary): Use code instead of t.
6597 * fold-const.c (optimize_minmax_comparison): Take decomposed
6598 arguments code, type, op0, and op1 instead of t.
6599 (fold_binary): Update a call to optimize_minmax_comparison.
6601 * fold-const.c (fold_range_test): Take decomposed arguments
6602 code, type, op0, and op1 instead of t.
6603 (fold_binary): Update a call to fold_range_test.
6605 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6606 decomposed arguments code, type, op0, and op1 instead of t.
6607 (fold_binary): Update a call to fold_range_test.
6609 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6611 * fold-const.c (fold_binary): Avoid directly using the original
6612 expression t as much as possible.
6614 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6616 * c-semantics.c (build_stmt): Use TYPE_P instead of
6617 IS_NON_TYPE_CODE_CLASS.
6618 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6619 (NON_TYPE_CHECK): Use TYPE_P instead of
6620 IS_NON_TYPE_CODE_CLASS.
6622 * fold-const.c (fold): Remove handling of binary expressions.
6624 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6626 * doc/c-tree.texi: Wrap comments in @r{}.
6627 * doc/cpp.texi: Likewise.
6628 * doc/cppinternals.texi: Likewise.
6629 * doc/extend.texi: Likewise.
6630 * doc/md.texi: Likewise.
6631 * doc/objc.texi: Likewise.
6632 * doc/sourcebuild.texi: Likewise.
6633 * doc/tm.texi: Likewise.
6634 * doc/tree-ssa.texi
6636 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6638 * predict.c (apply_return_prediction): Standardize PHI chain
6639 walking.
6640 * tree-ssa.c (ssa_redirect_edge): Likewise.
6642 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6643 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6644 Update copyright.
6646 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6647 * tree-flow.h: Adjust the prototype for remove_phi_node.
6648 * lambda-code.c (perfect_nestify): Adjust a call to
6649 remove_phi_node.
6650 * tree-cfg.c
6651 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6652 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6653 Likewise.
6654 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6655 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6656 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6657 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6659 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6660 of GEN_INT (trunc_int_for_mode (...)).
6661 * loop-iv.c (iv_number_of_iterations): Likewise.
6662 * postreload.c (reload_cse_move2add): Likewise.
6663 * simplify-rtx.c (simplify_const_unary_operation,
6664 simplify_const_binary_operation): Likewise.
6665 * stor-layout.c (get_mode_bounds): Likewise.
6667 * fold-const.c (fold_binary): New.
6668 (fold): Call fold_binary on binary expressions.
6670 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6672 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6673 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6674 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6675 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6676 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6678 2005-03-04 Devang Patel <dpatel@apple.com>
6680 PR tree-optimization/18815
6681 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6682 loops with zero exit edges.
6684 2005-03-04 Devang Patel <dpatel@apple.com>
6686 * doc/invoke.texi: Remove reference to webpage that does not exist.
6688 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6689 Joseph S. Myers <joseph@codesourcery.com>
6691 PR c++/19797
6692 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6693 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6694 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6695 * pa.c (get_plabel): Change argument to symbol_ref. Call
6696 maybe_get_identifier instead of get_identifier.
6697 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6698 (struct deferred_plabel): Replace name field with symbol field.
6699 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6700 ASM_OUTPUT_EXTERNAL_REAL is defined.
6701 (output_global_address): Use output_addr_const for output of all
6702 symbol_refs.
6703 (output_deferred_plabels): Use symbol_ref instead of name for address
6704 output.
6705 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6706 ASM_OUTPUT_SYMBOL_REF): New macros.
6707 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6708 comment.
6709 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6710 label.
6712 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6714 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6715 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6717 2005-03-04 Jeff Law <law@redhat.com>
6719 * basic-block.h (rediscover_loops_after_threading): Declare.
6720 * tree-ssa-dom.c: Include cfgloop.h.
6721 (tree_ssa_dominator_optimize): Discover loops and some basic
6722 properties. Remove forwarder blocks recreated by loop header
6723 canonicalization. Also mark backedges in the CFG.
6724 * tree-ssa-threadupdate.c: Include cfgloop.h
6725 (rediscover_loops_after_threading): Define.
6726 (struct local_info): New field, JUMP_THREADED.
6727 (prune_undesirable_thread_requests): New function.
6728 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6729 then record that fact for the callers of redirct_edges.
6730 (thread_block): If BB has incoming backedges, then call
6731 prune_undesirable_thraed_requests. Note when we are
6732 going to have to rediscover loop information. Return a
6733 boolean indicating if any jumps were threaded.
6734 (thread_through_all_blocks): Bubble up boolean indicating
6735 if any jumps were threaded.
6736 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6737 (tree-ssa-threadupdate.o): Similarly.
6739 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6741 * fold-const.c (fold_ternary): Unroll the "for" loop to
6742 extract operands.
6744 2005-03-04 Andrew Haley <aph@redhat.com>
6746 * unwind-dw2-fde-glibc.c (struct
6747 unw_eh_callback_data.check_cache): New field.
6748 (frame_hdr_cache): New.
6749 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6750 Cache frame header info.
6752 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6754 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6755 (print_c_condition): Declare.
6756 * read-rtl.c (ptr_loc): New structure.
6757 (ptr_locs, ptr_loc_obstack, joined_conditions)
6758 (joined_conditions_obstack): New variables.
6759 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6760 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6761 (join_c_conditions, print_c_condition): New functions.
6762 (apply_macro_to_string): Associate the new string with the same
6763 source location as the old one.
6764 (add_condition_to_string): Use join_c_conditions.
6765 (read_string): Use set_rtx_ptr_loc to record a filename and line
6766 number for the string.
6767 (read_rtx): Initialize the new variables above.
6768 * genattrtab.c (write_test_expr, write_attr_value): Use
6769 print_c_condition.
6770 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6771 comment above the GCC_VERSION check.
6772 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6773 Inline the definition of MAYBE_EVAL.
6774 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6775 * genoutput.c (process_template): Likewise.
6776 * genpreds.c (write_predicate_subfunction): Likewise.
6777 (write_predicate_expr): Use print_c_condition.
6778 * genrecog.c (write_cond): Likewise.
6779 * gensupport.c (process_rtx): Use join_c_conditions to join the
6780 conditions of a define_insn_and_split. Record a source location
6781 for the string after the "&&".
6782 (alter_test_for_insn): Use join_c_conditions.
6784 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6786 Revert for now:
6787 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6788 PR tree-optimization/15784
6789 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6790 and -1 - A to ~A.
6792 2005-03-04 Ben Elliston <bje@au.ibm.com>
6794 * gcc.c (option_map): Add --coverage.
6795 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6796 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6797 * config/darwin.h: Pass -lgcov for `coverage'.
6798 * doc/invoke.texi (Debugging Options): Document --coverage.
6800 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6802 * gcse.c (bypass_block): Use find_edge wherever possible.
6804 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6806 Fix PR debug/20253
6808 * c-opts.c (c_common_parse_file): Call start_source_file
6809 and end_source_file at the approriate times.
6811 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6812 the main file, it will be done for us now.
6814 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6816 * fold-const.c (fold_ternary): New.
6817 (fold): Call fold_ternary on ternary expressions. Remove
6818 handling of ternary expressions.
6820 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6822 PR tree-optimization/15784
6823 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6824 and -1 - A to ~A.
6826 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6828 * config/rs6000/predicates.md (branch_comparison_operator):
6829 Convert from C block to conditional format.
6831 2005-03-03 Jan Hubicka <jh@suse.cz>
6833 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6834 and non-constant public variables.
6836 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6838 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6839 with LABEL_EXPR.
6841 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6842 EDGE_I.
6844 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6845 calls to release_ssa_name and release_phi_node.
6847 * fold-const.c (fold): Remove handling of unary expressions.
6849 * fold-const.c (fold_unary): Avoid directly using the original
6850 expression t as much as possible.
6852 2005-03-03 Roger Sayle <roger@eyesopen.com>
6853 Andrew Pinski <pinskia@physics.uc.edu>
6855 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6856 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6858 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6860 Describe special registers SRP and MOF as allocatable registers.
6861 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6862 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6863 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6864 TARGET_HAS_MUL_INSNS.
6865 (cris_print_operand) <case 'd'>: New case.
6866 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6867 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6868 define.
6869 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6870 (REG_ALLOC_ORDER): Update for MOF.
6871 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6872 SPECIAL_REGS.
6873 (GENERAL_REGS): No longer a define of ALL_REGS.
6874 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6875 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6876 Adjust accordingly.
6877 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6878 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6879 (SECONDARY_RELOAD_CLASS): Define.
6880 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6881 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6882 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6883 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6884 (REGISTER_MOVE_COST): Define.
6885 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6886 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6887 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6888 (CRIS_MOF_REGNUM): New define_constants.
6889 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6890 special registers.
6891 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6892 New patterns.
6893 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6894 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6895 Adjust for MOF being properly described as a register.
6896 (indir_to_reg_split): Name this split. Conditionalize on the
6897 destination register being a general register.
6898 (movei): Conditionalize on on operands 0 and 1 having the same
6899 register class.
6901 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6903 PR target/20277
6904 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6905 -mcpu to override any other explicitly given flags.
6907 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6909 * recog.c (verify_changes, confirm_change_group): New functions,
6910 broken out of apply_change_group.
6911 (apply_change_group): Use them.
6912 * recog.h (verify_change, confirm_change_group): Declare.
6913 * rtl.h (redirect_jump_2): Declare.
6914 * jump.c (redirect_exp, invert_exp): Delete.
6915 (invert_exp_1): Take second parameter. Return value. Changed caller.
6916 (redirect_jump_2): New function, broken out of redirect_jump.
6917 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6918 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6919 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6921 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6923 * varasm.c (named_section): Use xstrdup rather than doing it by
6924 hand.
6926 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6928 2005-03-02 Devang Patel <dpatel@apple.com>
6930 Undo PR tree-optimization/18815 fix.
6932 2005-03-02 Devang Patel <dpatel@apple.com>
6934 PR tree-optimization/18815
6935 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6936 loops with zero exit edges.
6938 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6940 * cfg.c (connect_src, connect_dest, disconnect_src,
6941 disconnct_dest): New.
6942 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6943 redirect_edge_pred): Use the new functions.
6945 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6946 free_dominance_info only when needed.
6948 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6950 PR target/20276
6951 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6952 (reg_or_sub_cint64_operand): Same.
6954 2005-03-02 Jeff Law <law@redhat.com>
6956 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6957 CFG_ALTERED in the main DOM iteration loop.
6959 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6961 PR c++/19916
6962 * varasm.c (initializer_constant_valid_p): Allow conversions
6963 between OFFSET_TYPEs. Tidy.
6965 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6967 * config/cris/cris.md ("return"): Remove epilogue delay list
6968 sanity check.
6970 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6972 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6973 for Thumb.
6974 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6976 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6978 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6979 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6980 config/m68k/m68k.c, config/mips/mips.h,
6981 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6982 doc/include/gcc-common.texi: Update copyright.
6984 PR middle-end/18029 and PR middle-end/18030
6985 * expr.c (optimize_bitfield_assignment_op): Add a special case
6986 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6988 * fold-const.c (fold_unary): New.
6989 (fold): Call fold_unary on unary expressions.
6991 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6993 * cgraph.h (struct cgraph_edge): Add prev_caller and
6994 prev_callee fields.
6995 (cgraph_node_remove_callees): Export.
6996 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6997 and prev_callee.
6998 (cgraph_edge_remove_callee): New function.
6999 (cgraph_edge_remove_caller): Likewise.
7000 (cgraph_remove_edge): Use.
7001 (cgraph_redirect_edge_callee): Likewise.
7002 (cgraph_node_remove_callees): New function.
7003 (cgraph_node_remove_callers): Likewise.
7004 (cgraph_remove_node): Use.
7005 * tree-optimize.c (tree_rest_of_compilation): Use
7006 cgraph_node_remove_callees instead of manual loop.
7007 * cgraphunit.c (cgraph_finalize_function): Likewise.
7008 (cgraph_expand_function): Likewise.
7009 (cgraph_remove_unreachable_nodes): Likewise.
7011 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
7013 PR c/8927
7014 * c-tree.h (undeclared_variable, build_external_ref): Add extra
7015 argument.
7016 * c-decl.c (undeclared_variable): Take location as argument.
7017 * c-typeck.c (build_external_ref): Likewise.
7018 * c-parser.c (c_parser_postfix_expression): Pass location of
7019 identifier to build_external_ref.
7021 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7023 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
7024 CCEQ mode for branch_positive_comparison_operator test.
7025 * config/rs6000/predicates (branch_comparison_operator): Revert to
7026 define_predicate.
7027 (scc_comparison_operator): Same.
7028 (branch_positive_comparison_operator): Same.
7030 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
7032 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
7033 (cris_delay_slots_for_epilogue): Remove.
7034 (save_last): Move into cris_target_asm_function_epilogue.
7035 (cris_target_asm_function_epilogue): Remove tests for file being
7036 NULL.
7037 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
7038 (cris_delay_slots_for_epilogue): Remove prototypes.
7039 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
7040 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
7042 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7044 * config/rs6000/predicates.md (branch_comparison_operator): Change
7045 to define_special_predicate.
7046 (scc_comparison_operator): Same.
7047 (branch_positive_comparison_operator): Same.
7049 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
7051 * Makefile.in (tree-ssa-sink.o): New.
7052 (OBJS-common): Add tree-ssa-sink.o.
7053 * common.opt: Add -ftree-sink
7054 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
7055 * timevar.def (TV_TREE_SINK): new timevar.
7056 * tree-flow.h (is_hidden_global_store): Prototype.
7057 * tree-optimize.c (init_tree_optimization_passes): Add
7058 pass_sink_code.
7059 * tree-pass.h (pass_sink_code): New.
7060 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
7061 for non-obvious global store store to is_hidden_global_store, and
7062 call that new function.
7063 * tree-ssa-sink.c: New file.
7064 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
7065 * doc/passes.texi: Document forward store motion.
7066 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
7067 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
7068 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
7069 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
7071 2005-03-01 Per Bothner <per@bothner.com>
7073 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
7074 and we have a non-zero column-number, add it to the message.
7075 Also factor out the diagnostic_kind_text.
7077 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7079 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
7080 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7081 flow_loop_scan): Removed.
7082 (flow_loop_dump): Do not dump removed fields.
7083 (flow_loop_free): Do not free removed fields.
7084 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
7085 (loop_exit_edge_p): New function.
7086 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
7087 num_pre_header_edges, entry_edges, num_entries, exit_edges,
7088 num_exits, exits_doms.
7089 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7090 LOOP_EDGES, LOOP_ALL): Removed.
7091 (flow_loop_scan): Declaration removed.
7092 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
7093 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
7094 flow_loops_find.
7095 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
7096 (if_convert): Call flow_loops_find and flow_loops_free
7097 when calling mark_loop_exit_edges.
7098 * cfgloopanal.c (mark_loop_exit_edges): Moved from
7099 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
7100 free_dominance_info calls.
7101 * loop-init.c (flow_loops_find): Ditto.
7102 * passes.c (rest_of_handle_branch_prob): Ditto.
7103 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7104 * loop-unroll.c (analyze_insns_in_loop): Do not use
7105 EDGE_LOOP_EXIT.
7106 * predict.c (predict_loops): Do not call flow_loop_scan.
7107 Use get_loop_exit_edges.
7108 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7109 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7110 Do not use EDGE_LOOP_EXIT.
7111 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7112 to bb_with_exit_edge_p.
7113 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7114 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7115 to bb_with_exit_edge_p.
7116 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7117 EDGE_LOOP_EXIT.
7118 * tree-loop-linear.c (linear_transform_loops): Do not call
7119 flow_loop_scan. Use loop->single_exit.
7120 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7121 (vect_analyze_loop_form): Do not call flow_loop_scan.
7122 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7123 loop->single_exit.
7124 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7125 loop->single_exit.
7126 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7127 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7128 slpeel_tree_duplicate_loop_to_edge_cfg,
7129 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7130 Use loop_preheader_edge and loop->single_exit. Do not call
7131 flow_loop_scan.
7133 2005-03-01 Nick Clifton <nickc@redhat.com>
7135 * config/arm/arm.c (thumb_find_work_register): Check all of the
7136 argument registers to see if they are free, and a couple of
7137 special cases where the last argument register but can be proved
7138 to be available during the function's prologue.
7139 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7140 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7141 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7142 register bit-mask.
7143 (thumb_compute_save_reg_mask): Likewise. Also use
7144 thumb_find_work_register() to ensure that there is agreement about
7145 which work register is going to be used in the prologue.
7146 (thumb_output_function_prologue): Use unsigned long as the type
7147 for the register bit-mask. Also delay pushing the link register if
7148 other high registers are going to be pushed.
7149 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7150 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7151 redundant prototypes.
7153 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7155 PR target/19819
7156 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7157 and after reload in REG+REG indexed addresses without REG_POINTER
7158 set in the base and not set in the index.
7160 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7162 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7163 Don't undefine here.
7164 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7165 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7166 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7167 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7168 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7169 Delete.
7170 * config.gcc (sh*-*-linux*): Use config/linux.h.
7172 2005-02-28 Dale Johannesen <dalej@apple.com>
7173 Stan Shebs <shebs@apple.com>
7175 Rewrite of 64-bit Darwin structure-by-value pass/return.
7176 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7177 intoffset, use_stack, named.
7178 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7179 (rs6000_darwin64_record_arg_advance_flush): New.
7180 (rs6000_darwin64_record_arg_advance_recurse): New.
7181 (rs6000_darwin64_record_arg_flush): New.
7182 (rs6000_darwin64_record_arg_recurse): New.
7183 (rs6000_darwin64_record_arg): New.
7184 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7185 (function_arg_boundary): Handle 128-bit aligned structs.
7186 (function_arg_advance): Rewrite darwin64 struct handling.
7187 (function_arg): Call rs6000_darwin64_record_arg.
7188 (function_arg_partial_nregs): Handle darwin64 structs.
7189 (rs6000_darwin64_function_value): Remove.
7190 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7192 2005-02-28 Roger Sayle <roger@eyesopen.com>
7194 PR tree-optimization/20216
7195 * tree-chrec.c (tree_fold_factorial): Delete.
7196 (tree_fold_binomial): Change argument list to take a return type
7197 and change the type of K to unsigned int. Rewrite to avoid explicit
7198 evaluation of factorials, and (recursively) calling fold to perform
7199 compile-time arithmetic. Return NULL on (internal) overflow.
7200 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7201 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7202 if any intermediate calculation overflows.
7203 (chrec_apply): Update call to chrec_evaluate.
7205 2005-02-28 James E Wilson <wilson@specifixinc.com>
7207 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7209 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7211 PR c/20245
7212 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7213 instead of NULL_TREE on error.
7215 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7217 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7218 (EASY_VECTOR_15_ADD_SELF): Remove.
7219 (num_insns_constant_wide): Not static.
7220 (validate_condition_mode): Not static.
7221 (toc_relative_expr_p): Not static.
7222 (legitimate_indirect_address_p): Not static.
7223 (macho_lo_sum_memory_operand): Not static.
7224 (invalid_e500_subreg): Not static.
7225 (easy_vector_same): Not static.
7226 (easy_vector_splat_const): Not static.
7227 (RS6000_SYMBOL_REF_TLS_P): Remove.
7228 (any_operand): Delete.
7229 (any_parallel_operand): Delete.
7230 (count_register_operand): Delete.
7231 (altivec_register_operand): Delete.
7232 (xer_operand): Delete.
7233 (s8bit_cint_operand): Delete.
7234 (short_cint_operand): Delete.
7235 (u_short_cint_operand): Delete.
7236 (non_short_cint_operand): Delete.
7237 (exact_log2_cint_operand): Delete.
7238 (gpc_reg_operand): Delete.
7239 (cc_reg_operand): Delete.
7240 (cc_reg_not_cr0_operand): Delete.
7241 (reg_or_short_operand): Delete.
7242 (reg_or_neg_short_operand): Delete.
7243 (reg_or_aligned_short_operand): Delete.
7244 (reg_or_u_short_operand): Delete.
7245 (reg_or_cint_operand): Delete.
7246 (reg_or_arith_cint_operand): Delete.
7247 (reg_or_add_cint64_operand): Delete.
7248 (reg_or_sub_cint64_operand): Delete.
7249 (reg_or_logical_cint_operand): Delete.
7250 (got_operand): Delete.
7251 (got_no_const_operand): Delete.
7252 (easy_fp_constant): Delete.
7253 (easy_vector_constant): Delete.
7254 (easy_vector_constant_add_self): Delete.
7255 (zero_constant): Delete.
7256 (zero_fp_constant): Delete.
7257 (volatile_mem_operand): Delete.
7258 (offsettable_mem_operand): Delete.
7259 (mem_or_easy_const_operand): Delete.
7260 (add_operand): Delete.
7261 (non_add_cint_operand): Delete.
7262 (logical_operand): Delete.
7263 (non_logical_cint_operand): Delete.
7264 (mask_operand): Delete.
7265 (mask_operand_wrap): Delete.
7266 (mask64_operand): Delete.
7267 (mask64_2_operand): Delete.
7268 (and64_operand): Delete.
7269 (and64_2_operand): Delete.
7270 (and_operand): Delete.
7271 (reg_or_mem_operand): Delete.
7272 (lwa_operand): Delete.
7273 (symbol_ref_operand): Delete.
7274 (call_operand): Delete.
7275 (current_file_function_operand): Delete.
7276 (input_operand): Delete.
7277 (rs6000_nonimmediate_operand): Delete.
7278 (rs6000_tls_symbol_ref): Delete.
7279 (save_world_operation): Delete.
7280 (restore_world_operation): Delete.
7281 (load_multiple_operation): Delete.
7282 (store_multiple_operation): Delete.
7283 (vrsave_operation): Delete.
7284 (mfcr_operation): Delete.
7285 (mtcrf_operation): Delete.
7286 (lmw_operation): Delete.
7287 (stmw_operation): Delete.
7288 (branch_comparison_operator): Delete.
7289 (branch_positive_comparison_operator): Delete.
7290 (scc_comparison_operator): Delete.
7291 (trap_comparison_operator): Delete.
7292 (boolean_operator): Delete.
7293 (boolean_or_operator): Delete.
7294 (min_max_operator): Delete.
7295 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7296 (EASY_VECTOR_15): Moved to here.
7297 (EASY_VECTOR_15_ADD_SELF): Move to here.
7298 (PREDICATE_CODES): Delete.
7299 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7300 Declare functions no longer static.
7301 * config/rs6000/predicates.md: New.
7302 * config/rs6000/rs6000.md: Include predicates.md
7304 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7306 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7307 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7308 REG_ALWAYS_RETURN.
7309 * cfgrtl.c (need_fake_edge_p): Likewise.
7310 * combine.c (distribute_notes): Likewise.
7311 * emit-rtl.c (try_split): Likewise.
7312 * recog.c (peephole2_opimize): Likewise.
7313 * reg-notes.def (ALWAYS_RETURN): Remove.
7314 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7315 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7316 * tree.h (ECF_ALWAYS_RETURN): Remove.
7318 2005-02-28 Roger Sayle <roger@eyesopen.com>
7320 PR middle-end/19874
7321 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7322 between different machine modes is never a "useless" conversion.
7324 2005-02-28 Geert Bosch <bosch@gnat.com>
7326 PR ada/15977
7327 * doc/contrib.texi: List contributors for Ada front end
7329 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7331 * simplify-rtx.c (simplify_unary_operation_1,
7332 simplify_const_unary_operation): New, extracted from...
7333 (simplify_unary_operation): ... this one.
7334 (simplify_binary_operation_1,
7335 simplify_const_binary_operation): New, extracted from...
7336 (simplify_binary_operation): ... this one.
7337 * rtl.h (simplify_const_unary_operation,
7338 simplify_const_binary_operation): Add prototypes.
7340 2005-02-28 Julian Brown <julian@codesourcery.com>
7342 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7343 building libjava and caused PR regression/20228.
7345 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7347 PR bootstrap/17383
7348 * Makefile.in (host_subdir): New.
7349 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7350 * configure: Regenerate.
7352 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7354 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7355 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7356 installation directory first.
7358 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7360 PR target/19065.
7361 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7362 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7363 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7364 * config/cris/cris.md: Tweak comments referring to Q.
7365 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7366 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7367 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7368 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7369 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7370 Insert spaces in constraints to align alternatives vertically for
7371 readability.
7372 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7373 operand 1: "M".
7375 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7377 PR rtl-optimization/17728
7378 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7379 operand 0 from general_operand to move_dest_operand.
7381 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7383 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7384 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7385 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7386 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7388 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7390 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7391 * configure: Regenerate.
7392 * libada-mk.in: Remove CC; rename
7393 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7395 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7397 PR tree-opt/20188
7398 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7399 for the lhs, also walk over the tree. Likewise for rhs.
7401 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7403 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7404 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7405 Do not propagate value of iv before increment over the increment.
7407 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7409 * c-parser.c: New file.
7410 * c-parse.in: Remove.
7411 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7412 Remove.
7413 (c-parser.o): Add dependencies.
7414 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7415 maintainer-clean, TAGS): Update.
7416 * c-config-lang.in (gtfiles): Update.
7417 * gengtype-lex.l: Don't handle "@@".
7418 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7419 objc_build_synchronized, objc_begin_try_stmt,
7420 objc_begin_catch_clause, objc_finish_catch_clause,
7421 objc_build_finally_clause, objc_finish_try_stmt): New.
7422 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7423 type_seen_p.
7424 (c_parse_init): Update comment.
7425 * c-decl.c (c_init_decl_processing): Update comment.
7426 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7427 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7428 new c_declspecs members.
7430 2005-02-25 Julian Brown <julian@codesourcery.com>
7432 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7433 from being used for symbols with vague linkage when
7434 HAVE_GAS_COMDAT_GROUP is true.
7436 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7438 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7440 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7442 PR target/19930
7443 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7444 (LIBGCC2_HAS_DF_MODE): New.
7445 (LIBGCC2_HAS_XF_MODE): New.
7446 (LIBGCC2_HAS_TF_MODE): New.
7447 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7448 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7449 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7450 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7451 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7452 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7453 and add _fixtfdi, _fixunstfdi, _floatditf
7454 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7455 L_fixunstfdi, L_floatditf.
7456 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7457 (LIBGCC2_HAS_TF_MODE): Define.
7459 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7461 PR tree-optimization/20204
7462 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7463 REWRITE_THIS_STMT markers on PHI nodes.
7464 (rewrite_initialize_block): Likewise.
7466 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7468 * version.c (version_string): Update to 4.1.
7470 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7472 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7473 Clarify that the alternative way doesn't work in GNU C++.
7475 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7477 PR tree-optimization/19937
7478 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7479 to the type of the induction variable.
7481 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7483 PR rtl-optimization/20117
7484 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7485 the block including noncopyable insn.
7487 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7489 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7490 calls to find_reg_note.
7492 2005-02-24 Richard Henderson <rth@redhat.com>
7494 PR tree-opt/20127
7495 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7496 the type.
7498 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7500 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7501 vector types if to use base reg for misaligned non-word ld/std.
7503 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7505 PR target/14619
7506 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7507 dwarf2 label manually and put it after, not before the prologue.
7509 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7511 PR target/19019
7512 * reload.c (operands_match_p): Only increment register number for
7513 SCALAR_INT_MODE_P modes in multiple hard registers.
7515 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7516 Fix formatting.
7518 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7520 * ChangeLog.5: Fix log message typo(s).
7521 * ChangeLog.7: Likewise.
7522 * ChangeLog.tree-ssa: Likewise.
7523 * cfgexpand.c: Fix comment typo(s).
7524 * conflict.c: Likewise.
7525 * defaults.h: Likewise.
7526 * dwarf2out.c: Likewise.
7527 * gcse.c: Likewise.
7528 * ggc-page.c: Likewise.
7529 * tree-eh.c: Likewise.
7530 * tree-ssa-dom.c: Likewise.
7532 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7534 PR target/19019
7535 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7536 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7537 if SHARED is defined.
7539 PR target/20196
7540 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7541 allow splitting only if operands 0 and 3 don't overlap.
7543 2005-02-24 Richard Henderson <rth@redhat.com>
7545 PR middle-end/19953
7546 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7547 (fold_builtin_1): Call them.
7548 * fold-const.c (fold_complex_mult_parts): Split out from ...
7549 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7550 (fold_complex_div_parts, fold_complex_div): New.
7551 (fold): Use them.
7552 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7554 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7556 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7557 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7559 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7560 (print_node): Likewise.
7561 Print TYPE_SIZES_GIMPLIFIED.
7563 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7565 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7566 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7567 operands as commutative in constraints.
7569 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7571 * tree-into-ssa.c: Re-organize internal functions.
7573 2005-02-24 Richard Henderson <rth@redhat.com>
7575 PR middle-end/18902
7576 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7577 for c99.
7578 * common.opt (fcx-limited-range): New.
7579 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7580 * toplev.c (flag_complex_method): Initialize to 1.
7581 (process_options): Set flag_complex_method to 0 if
7582 flag_cx_limited_range.
7583 * doc/invoke.texi (-fcx-limited-range): New.
7585 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7587 * cse.c (delete_trivially_dead_insns): Speed up by using
7588 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7589 prev_real_insn.
7591 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7593 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7594 functions when -mid-shared-library is being used.
7596 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7598 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7599 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7600 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7601 * system.h: Poison LINK_LIBGCC_SPECIAL.
7603 2005-02-23 James E Wilson <wilson@specifixinc.com>
7605 * gengtype.c (note_insn_name): Make 1 element larger.
7607 2005-02-23 Roger Sayle <roger@eyesopen.com>
7609 PR target/20018
7610 PR rtl-optimization/20097
7611 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7612 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7614 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7616 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7617 * t-aix52 (SHLIB_INSTALL): Same.
7619 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7621 * genpreds.c: Update copyright.
7623 2005-02-23 Michael Beach <michaelb@ieee.org>
7625 PR target/20159
7626 * config/sparc/t-elf (startup files): Assemble with CPP.
7628 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7630 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7631 (write_predicate_expr): Likewise.
7633 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7635 PR tree-optimization/20100
7636 PR tree-optimization/20115
7637 * tree-optimize.c (init_tree_optimization_passes): Remove
7638 pass_maybe_create_global_var.
7639 * tree-pass.h (pass_maybe_create_global_var): Remove.
7640 * tree-ssa-alias.c (aliases_computed_p): Declare.
7641 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7642 (count_calls_and_maybe_create_global_var): Remove.
7643 (pass_maybe_create_global_var): Remove.
7644 (init_alias_info): Do not declare aliases_computed_p.
7645 (maybe_create_global_var): If the function contains no
7646 call-clobbered variables and a mix of pure/const and regular
7647 function calls, create .GLOBAL_VAR.
7648 Mark all call-clobbered variables for renaming.
7649 (merge_pointed_to_info): Update comment.
7650 (add_pointed_to_var): Likewise.
7651 (is_escape_site): Likewise.
7652 Accept struct alias_info * instead of size_t *.
7653 Update all users.
7654 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7655 as necessary.
7656 * tree-ssa-operands.c (get_call_expr_operands): If
7657 ALIASES_COMPUTED_P is false, do not add call-clobbering
7658 operands.
7659 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7660 (delete_tree_ssa): Likewise.
7662 2005-02-22 James E Wilson <wilson@specifixinc.com>
7664 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7665 (do_compile): Do call it here.
7667 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7669 PR rtl-optimization/20017.
7670 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7671 rest_of_handle_cse2, rest_of_handle_gcse): Call
7672 delete_dead_jumptables immediately before calling cleanup_cfg.
7674 2005-02-22 Devang Patel <dpatel@apple.com>
7676 PR 19952
7677 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7678 all labels
7680 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7682 * config/rs6000/aix.h (WINT_TYPE): Define.
7684 2005-02-22 Stan Shebs <shebs@apple.com>
7686 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7687 natural alignment for 64-bit Darwin.
7688 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7689 on 64-bit Darwin.
7690 * doc/invoke.texi: Document this.
7692 2005-02-22 DJ Delorie <dj@redhat.com>
7694 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7695 to make_[un]signed_type, not the mode itself.
7697 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7699 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7700 not available. Use tail calls wherever possible.
7701 (make_edge): Call unchecked_make_edge to create an edge.
7703 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7704 (coalesce_ssa_name): Don't check for
7705 SSANORM_USE_COALESCE_LIST.
7706 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7708 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7710 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7711 (rewrite_into_ssa): ... here.
7713 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7715 PR tree-optimization/19786
7716 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7717 tag to another's may-alias bitmap when adding to the other's list.
7719 2005-02-21 DJ Delorie <dj@redhat.com>
7721 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7722 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7723 registers in unsupported ways.
7724 * expmed.c (init_expmed): Likewise.
7726 2005-02-21 Stan Cox <scox@redhat.com>
7728 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7730 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7732 * tree-cfg.c (fold_cond_expr_cond): New.
7733 (make_edges): Call fold_cond_expr_cond.
7734 (find_taken_edge): Accept nothing but INTEGER_CST.
7735 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7736 and 1.
7737 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7739 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7740 that do not belong to any basic block.
7742 2005-02-21 Jeff Law <law@redhat.com>
7744 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7745 e->dest.
7747 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7749 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7750 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7751 Adjust their definitions.
7752 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7753 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7755 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7756 genautomata.c, langhooks.c, langhooks.h, system.h,
7757 config/arm/lib1funcs.asm: Update copyright.
7759 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7761 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7763 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7765 PR bootstrap/13770
7766 * doc/install.texi: Document --with-gc.
7768 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7770 * simplify-rtx.c (simplify_unary_operation): Add a missing
7771 "break" statement.
7773 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7775 PR tree-optimization/18663
7776 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7777 if the type has variable bounds.
7779 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7781 * gcse.c: Remove an obsolete comment.
7783 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7785 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7787 * doc/extend.texi (Function Attributes) <Attribute const>: The
7788 attribute "pure" is below this text, not above.
7790 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7792 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7793 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7794 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7796 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7798 PR 18785
7799 * langhooks.h (struct lang_hooks): Add to_target_charset.
7800 * langhooks.c (lhd_to_target_charset): New function.
7801 * langhooks-def.h: Declare lhd_to_target_charset.
7802 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7803 (LANG_HOOKS_INITIALIZER): Update.
7804 * c-common.c (c_common_to_target_charset): New function.
7805 * c-common.h: Declare it.
7806 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7807 c_common_to_target_charset.
7809 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7810 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7811 Delete definitions.
7812 * system.h: Poison them.
7813 * doc/tm.texi: Don't discuss them.
7814 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7815 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7816 (pp_c_char): Do not attempt to generate letter escapes for
7817 newline, tab, etc.
7818 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7819 * config/mips/mips.c (mips_output_ascii): Likewise.
7821 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7823 PR tree-optimization/19951
7824 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7825 is abnormal.
7827 2005-02-19 Steven Bosscher <stevenb@suse.de>
7829 PR middle-end/19698
7830 * function.h (struct function): New field `max_loop_depth'.
7831 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7832 (flow_loops_find): Reset the max loop depth count before finding loops.
7833 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7834 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7835 (calculate_global_regs_live): Make sure the loop will terminate
7836 when the initial sets are not empty.
7838 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7840 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7841 object inside.
7842 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7844 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7846 PR other/19525
7847 * doc/invoke.texi: Remove documentation of %M spec.
7848 * gcc.c: Likewise.
7849 (init_spec): Remove %M suffix from -lgcc_s.
7850 (do_spec_1): Remove 'M' case.
7851 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7852 to put shared libraries in the multilib directory. Remove the
7853 shlib_so_soname substitution variable. Don't add a multilib encoding
7854 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7855 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7856 SHLIB_INSTALL as well as SHLIB_LINK.
7857 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7858 (SHLIB_NAME): Delete.
7859 (SHLIB_DIR): New macro.
7860 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7861 (SHLIB_INSTALL): Adjust accordingly.
7862 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7863 * config/t-slibgcc-sld: Likewise.
7864 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7865 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7866 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7867 in $(SHLIB_DIR).
7868 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7869 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7870 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7871 Use @shlib_base_name@ instead of @shlib_so_name@.
7872 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7873 and @shlib_base_name@.so in @multilib_dir@.
7874 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7875 to the install path.
7876 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7877 (SHLIB_LINK): Remove previous workaround.
7878 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7879 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7880 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7881 the install path.
7882 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7883 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7884 (SHLIB_INSTALL): Adjust accordingly.
7885 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7886 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7887 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7888 config/t-slibgcc-elf-ver.
7890 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7891 Jakub Jelinek <jakub@redhat.com>
7893 PR tree-optimization/19828
7894 * tree-ssa-loop-im.c: Add a TODO comment.
7895 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7896 without side-effects.
7898 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7900 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7901 call fold_convert.
7903 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7905 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7906 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7907 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7908 functions.
7909 (ia64_reorg): Delete fixup_errata call.
7910 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7911 (TARGET_SWITCHES): Delete -mb-step entry.
7913 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7915 PR c/20043
7916 * c-typeck.c (composite_type): Handle quals in transparent unions.
7917 (type_lists_compatible_p): Likewise.
7919 2005-02-18 Stan Shebs <shebs@apple.com>
7921 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7922 expressions in the .literal8 section.
7924 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7926 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7928 2005-02-18 Roger Sayle <roger@eyesopen.com>
7930 * fold-const.c (constant_boolean_node): Always create values of the
7931 specified type, don't bother calling truthvalue_conversion.
7933 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7935 * except.c (output_function_exception_table): Call
7936 assemble_external_libcall (eh_personality_libfunc).
7938 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7940 PR target/19886
7941 * config/ia64/ia64.h (struct machine_function): Add state_num.
7942 * config/ia64/ia64.c (process_epilogue,
7943 process_for_unwind_directive): Use new unwind state numbers each
7944 time rather than state 1.
7946 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7948 PR target/20054
7949 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7950 before the "*llgt_didi" pattern.
7952 2005-02-18 Jason Merrill <jason@redhat.com>
7954 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7956 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7958 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7959 (div0): Use it in place of ARM_FUNC_ALIAS.
7960 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7962 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7964 PR middle-end/20030
7965 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7966 access, the lower bound of the array type if it exists.
7968 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7970 PR c++/20008
7971 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7972 cases that are out-of-range for the index type.
7974 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7976 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7977 (estimate_case_costs): Don't call convert.
7978 * expmed.c (expand_shift): Likewise.
7979 (make_tree): Call fold_convert instead of convert.
7981 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7983 PR c++/19813
7984 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7985 that ref to be marked MEM_READONLY_P doesn't have base that needs
7986 constructing.
7988 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7990 * genautomata.c (output_get_cpu_unit_code_func,
7991 output_cpu_unit_reservation_p): Don't generate old-style function
7992 definitions.
7994 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7996 PR c++/20023
7997 PR tree-optimization/20009
7998 * convert.c (convert_to_integer): Revert 2005-02-16 change.
8000 PR tree-optimization/18947
8001 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
8002 inline, remove all nodes that are inlined into the extern inline
8003 being redefined.
8005 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8007 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
8008 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
8009 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
8010 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
8011 Update copyright.
8013 2005-02-17 Roger Sayle <roger@eyesopen.com>
8015 PR tree-optimization/19917
8016 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
8017 to be potentially trapping.
8019 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8021 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
8023 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
8025 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
8026 tem becomes a local variable which is set to the value of the
8027 back end defined INITIAL_FRAME_ADDRESS macro.
8028 (expand_builtin_frame_address): Omit the base parameter to
8029 expand_builtin_return_addr.
8030 (expand_builtin_profile_func): Likewise.
8031 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
8032 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
8033 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
8035 2005-02-17 Jakub Jelinek <jakub@redhat.com>
8037 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
8038 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
8039 * config/frv/frv.c (frv_function_epilogue): Likewise.
8041 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
8043 * lambda-code (perfect_nestify): Remove mark/unmark
8044 for rewriting hack.
8045 * tree-loop-linear.c (linear_transform_loops): Add
8046 rewrite_into_ssa call so that ssa is correct for
8047 rewriting into loop closed.
8049 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
8051 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
8052 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
8053 BITMAP_FREE.
8054 * bt-load.c (btr_def_live_range, combine_btr_defs,
8055 migrate_btr_def, migrate_btr_defs): Likewise.
8056 * cfgcleanup.c (thread_jump): Likewise.
8057 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
8058 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
8059 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
8060 df_rd_local_compute, df_reg_info_compute): Likewise.
8061 * dominance.c (init_dom_info, free_dom_info): Likewise.
8062 * flow.c (init_propagate_block_info,
8063 free_propagate_block_info): Likewise.
8064 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
8065 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
8066 modify_reg_pav): Likewise.
8067 * loop-invariant.c (find_defs, find_invariant_insn,
8068 find_invariants, free_inv_motion_data): Likewise.
8069 * predict.c (tree_predict_by_opcode,
8070 estimate_bb_frequencies): Likewise.
8071 * stmt.c (expand_case): Likewise.
8072 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
8073 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
8074 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
8075 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
8076 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
8077 rewrite_ssa_into_ssa): Likewise.
8078 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8079 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
8080 analyze_edges_for_bb, perform_edge_inserts): Likewise.
8081 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
8082 * tree-sra.c (tree_sra): Likewise.
8083 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
8084 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8085 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
8086 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8087 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
8088 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
8089 Likewise.
8090 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
8091 calculate_live_on_entry, calculate_live_on_exit,
8092 build_tree_conflict_graph): Likewise.
8093 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
8094 record_important_candidates, set_use_iv_cost, find_depends,
8095 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
8096 tree_ssa_iv_optimize_finalize): Likewise.
8097 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
8098 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
8099 tree_duplicate_loop_to_header_edge): Likewise.
8100 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
8101 * tree-ssa.c (verify_flow_insensitive_alias_info,
8102 verify_name_tags, verify_ssa, init_tree_ssa,
8103 delete_tree_ssa): Likewise.
8104 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8105 fini_ssanames): Likewise.
8106 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8108 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8110 * config/rs6000/t-rtems: Completely reworked.
8112 2005-02-17 Ira Rosen <irar@il.ibm.com>
8114 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8116 2005-02-17 Ira Rosen <irar@il.ibm.com>
8118 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8119 POINTER_TYPE_P when checking that type is a pointer.
8120 (vect_get_memtag): Remove.
8121 (vect_address_analysis): Use POINTER_TYPE_P. Call
8122 vect_object_analysis with dummy parameter for memtag.
8123 (vect_object_analysis): Extract memtag (functionality that
8124 used to be in vect_get_memtag and moved here). Fix printings.
8125 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8126 with correct parameters. Remove call to vect_get_memtag.
8128 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8130 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8131 (tree-vectorizer.o): Added missing dependencies.
8133 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8134 decleration.
8135 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8136 declaration in tree-vectorizer.c, now has an extern declaration in
8137 tree-vectorizer.h).
8138 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8139 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8140 get_vectype_for_scalar_type, vect_is_simple_use,
8141 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8142 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8143 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8144 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8145 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8146 find_loop_location): Likewise.
8148 * tree-vectorizer.c (langhooks.h): #include removed.
8149 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8150 moved to tree-vectorized.h.
8151 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8152 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8153 get_vectype_for_scalar_type, vect_is_simple_use,
8154 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8155 vect_supportable_dr_alignment, new_loop_vec_info,
8156 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8157 vect_set_verbosity_level, find_loop_location): Likewise.
8159 (vect_analyze_loop): Function externalized. Declaration moved to
8160 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8161 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8162 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8163 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8164 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8165 vect_enhance_data_refs_alignment, vect_analyze_operations,
8166 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8167 vect_stmt_relevant_p, vect_get_loop_niters,
8168 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8169 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8170 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8171 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8172 vect_get_memtag): Likewise.
8174 (vectorizable_load): Function externalized. Declaration moved to
8175 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8176 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8177 vect_transform_loop): Likewise.
8178 (vect_transform_stmt): Moved to tree-vect-transform.c.
8179 (vect_align_data_ref, vect_create_destination_var,
8180 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8181 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8182 vect_get_vec_def_for_operand, vect_init_vector,
8183 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8184 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8185 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8186 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8187 vect_do_peeling_for_loop_bound): Likewise.
8189 * tree-vect-analyze.c: New file.
8190 * tree-vect-transform.c: New file.
8192 2005-02-17 Jason Merrill <jason@redhat.com>
8194 PR mudflap/19319, c++/19317
8195 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8196 slot explicit.
8198 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8200 * doc/install.texi (Specific): Update link for Darwin-specific
8201 tool binary site.
8203 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8205 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8206 constant_boolean_node.
8208 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8210 PR target/19019
8211 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8212 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8214 2005-02-16 Richard Henderson <rth@redhat.com>
8216 PR 19920
8217 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8218 with W_TYPE_SIZE.
8219 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8220 replace uses with Wtype_MAXp1_F.
8221 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8222 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8223 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8224 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8225 and HAVE_TFMODE as appropriate.
8226 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8227 (__floatdisf): Likewise.
8228 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8229 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8230 (Wtype_MAXp1_F): New.
8231 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8232 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8234 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8236 * PR target/19162
8237 * arm.c (arm_apply_result_size): New function.
8238 * arm.h (APPLY_RESULT_SIZE): Define.
8239 * arm-protos.h (arm_apply_result_size): Add prototype.
8240 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8241 (movxf): New expand.
8242 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8243 (call_value_symbol): Remove predicate for operand 0.
8244 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8245 (untyped_call): Rework to correclty return values for any type.
8246 (untyped_return): New expand.
8247 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8249 2005-02-16 Stan Shebs <shebs@apple.com>
8251 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8252 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8254 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8256 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8257 configure settings on Solaris 7 and later.
8259 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8261 PR tree-optimization/19865
8262 * tree-optimize.c (init_tree_optimization_passes): Run
8263 pass_may_alias after pass_sra.
8265 2005-02-16 Richard Henderson <rth@redhat.com>
8266 Stuart Hastings <stuart@apple.com>
8268 PR debug/19521
8269 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8270 Do nothing if debug info suppressed for this function.
8271 (dbxout_begin_function): Early exit if debug info suppressed for
8272 this function.
8274 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8276 PR target/20007
8277 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8278 find_basic_blocks.
8279 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8281 PR tree-optimization/19967
8282 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8283 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8284 argument TYPE. Adjust calls to fold_builtin_XXX.
8285 (expand_builtin, fold_builtin_1): Adjust calls to
8286 expand_builtin_XXX.
8287 (fold_builtin_strchr, fold_builtin_strpbrk,
8288 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8289 result to a requested type TYPE.
8291 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8293 PR middle-end/19857
8294 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8295 (T)x & (T)cst if (T)cst overflows.
8296 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8297 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8299 2005-02-15 Jeff Law <law@redhat.com>
8301 * gcse.c (blocks_with_calls): New bitmap.
8302 (alloc_gcse_mem): Allocate it.
8303 (free_gcse_mem): Free it.
8304 (clear_modifY_mem_tables): Clear it.
8305 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8306 when we encounter CALL_INSNs.
8307 (compute_transp, case MEM): Handle blocks with calls separate
8308 from blocks without calls. Use bitmap iterators rather than
8309 FOR_EACH_BB.
8311 2005-02-15 Peter O'Gorman <peter@pogma.com>
8313 PR bootstrap/18810
8314 * mklibgcc.in (vis_hide): Use a temporary object file, not
8315 -o /dev/null.
8317 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8319 PR target/19924
8320 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8321 access optimization.
8323 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8324 Alan Modra <amodra@bigpond.net.au>
8326 PR target/19019
8327 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8328 (_xlqsub): Rename to __gcc_qsub.
8329 (_xlqmul): Rename to __gcc_qmul.
8330 (_xlqdiv): Rename to __gcc_qdiv.
8331 Provide versioned symbol aliases with old names.
8332 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8333 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8334 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8335 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8336 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8338 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8340 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8341 Fold ~(A - 1) and ~(A + -1) to -A.
8343 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8345 PR pch/14940
8346 PR target/19300
8347 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8348 config/pa/pa-host.c:pa_gt_pch_use_address.
8350 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8352 * tree-vn.c (get_value_handle): Make sure that given an
8353 is_gimple_min_invariant expression, we always return it.
8355 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8357 * passes.c (rest_of_handle_gcse): Fix a comment.
8359 2005-02-15 Jeff Law <law@redhat.com>
8361 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8362 bitmap.
8363 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8364 (canon_list_insert, record_last_mem_set_info): Similarly.
8365 (clear_modify_mem_tables): Similarly.
8367 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8369 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8370 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8371 config/mips/mips.md, config/rs6000/aix.h,
8372 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8374 2005-02-15 Richard Henderson <rth@redhat.com>
8376 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8377 call to be best_edge.
8379 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8381 * basic-block.h: Adjust the prototype for find_basic_blocks.
8382 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8383 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8384 find_basic_blocks.
8386 * flow.c (recompute_reg_usage): Remove all arguments.
8387 * passes.c (rest_of_compilation): Adjust the call to
8388 recompute_reg_usage.
8389 * rtl.h: Adjust the prototype for recompute_reg_usage.
8391 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8393 * tree-dump.c (dump_files): Update to reflect new member
8394 of dump_file_info.
8395 (dump_register): Add new argument.
8396 Set glob name.
8397 (dump_switch_p_1): Check against glob name if doglob was passed.
8398 (dump_switch_p): Check against regular first, then glob if
8399 we didn't have any hits on the dump name.
8400 * tree-optimize.c (register_one_dump_file):
8401 Pass in glob name as well.
8402 * tree-pass.h (struct dump_file_info): Add glob
8403 member.
8405 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8407 PR preprocessor/16323
8408 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8410 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8412 PR target/19019
8413 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8414 (trunctfdf2_internal1): New.
8415 (trunctfdf2_internal2): Renamed from trunctfdf2.
8417 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8419 PR tree-optimization/19853
8420 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8422 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8424 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8425 delete_dead_jumptables and cleanup_cfg.
8427 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8429 * reload.c (find_reloads): Swap address_reloaded flags when
8430 swapping commutative operands.
8432 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8434 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8435 Use standard_iv_increment_position for computing the bsi position
8436 for create_iv.
8437 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8438 the bsi position.
8440 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8442 PR target/17428
8443 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8444 life range of hard registers.
8445 * value-prof.c (insn_prefetch_values_to_profile): Only
8446 scan normal insns.
8448 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8449 profile in libcalls.
8451 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8453 * bitmap.h (bitmap_and_compl_into): Return bool.
8454 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8456 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8458 PR tree-optimization/19944
8459 * fold-const.c (fold): Re-add ABS_EXPR folding.
8461 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8463 PR target/19019
8464 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8465 {TARGET,MASK}_XL_COMPAT.
8466 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8467 MASK_XL_COMPAT.
8468 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8469 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8470 TARGET_XL_COMPAT.
8471 (rs6000_arg_partial_bytes): Same.
8472 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8473 and XL compatibility enabled.
8474 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8475 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8476 test to final condition.
8477 (cmptf_internal2): New.
8478 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8479 xl-compat. Add TFmode information to description.
8481 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8483 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8485 2005-02-13 Jason Merrill <jason@redhat.com>
8487 PR c++/16405
8488 * fold-const.c (fold_indirect_ref_1): Split out from...
8489 (build_fold_indirect_ref): Here.
8490 (fold_indirect_ref): New fn.
8491 * tree.h: Declare it.
8492 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8493 (gimplify_modify_expr_rhs): Likewise.
8494 (gimplify_expr): Likewise.
8496 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8498 PR tree-optimization/14303
8499 PR tree-optimization/15784
8500 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8501 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8502 ABS_EXPR<x> != 0 to x != 0.
8504 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8506 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8507 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8508 spelling conventions.
8510 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8511 delete_trivially_dead_insns too many times.
8513 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8514 tem and tem2.
8516 2005-02-12 Ira Rosen <irar@il.ibm.com>
8518 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8519 (vect_is_simple_iv_evolution): Remove redundant parameter
8520 and step check.
8521 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8522 without last parameter.
8523 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8524 Return pointer step. Call vect_is_simple_iv_evolution without
8525 last parameter. Check only that the step is multiple of size
8526 type. Remove stmt_vinfo updates.
8527 (vect_get_memtag_and_dr): Remove.
8528 (vect_get_memtag): New function.
8529 (vect_address_analysis): New function.
8530 (vect_object_analysis): New function.
8531 (vect_analyze_data_refs): Call vect_object_analysis and
8532 vect_get_memtag. Update stmt_vinfo fields.
8534 2005-02-12 Ira Rosen <irar@il.ibm.com>
8536 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8537 exist and are objects. Remove checks for pointer.
8538 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8539 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8540 (vect_create_data_ref_ptr): Likewise.
8541 (vect_base_addr_differ_p): New function.
8542 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8543 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8544 Don't set the DR_BASE_NAME field of data-ref.
8545 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8547 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8549 * optabs.h (enum optab_index): Add new OTI_ldexp.
8550 (ldexp_optab): Define corresponding macro.
8551 * optabs.c (init_optabs): Initialize ldexp_optab.
8552 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8553 patterns.
8554 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8555 using ldexp_optab.
8556 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8557 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8559 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8560 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8561 intrinsics.
8563 2005-02-12 Ira Rosen <irar@il.ibm.com>
8565 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8566 to base_address.
8567 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8568 stmt_vec_info.
8569 (vect_get_base_and_offset): Always return an address.
8570 (vect_create_addr_base_for_vector_ref): Remove treatment for
8571 different data reference types.
8572 (vect_compute_data_ref_alignment): Rename base to base_address in
8573 stmt_vec_info. Get the object in order to force its alignment.
8574 (vect_get_memtag_and_dr): Rename base to base_address in
8575 stmt_vec_info. Extract the object for memtag analysis.
8577 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8579 PR regression/19898.
8580 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8581 changes cc_status, use apply modified_in_p to part of cc_status
8582 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8583 body.
8585 2005-02-11 Richard Henderson <rth@redhat.com>
8587 * tree-complex.c (expand_complex_libcall): New.
8588 (expand_complex_multiplication): Use it for c99 compliance.
8589 (expand_complex_division): Likewise.
8590 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8591 (fold): Call them.
8592 * builtins.c (built_in_names): Remove const.
8593 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8594 builtins.
8595 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8596 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8597 (built_in_names): Remove const.
8598 * c-common.c (c_common_type_for_mode): Handle complex modes.
8599 * flags.h, toplev.c (flag_complex_method): Rename from
8600 flag_complex_divide_method.
8601 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8602 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8603 * libgcc2.h: Declare them.
8604 * libgcc-std.ver: Export them.
8605 * mklibgcc.in (lib2funcs): Build them.
8607 2005-02-11 Steven Bosscher <stevenb@suse.de>
8609 PR tree-optimization/19876
8610 Partially revert my change from 2005-01-14
8611 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8612 (compute_antic): ...and remove the loop here.
8614 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8616 PR middle-end/19858
8617 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8618 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8620 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8621 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8623 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8625 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8626 offsets for the big-endian 32-bit case.
8628 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8630 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8632 2005-02-11 Dale Johannesen <dalej@apple.com>
8634 * cselib.c (cselib_process_insn): Clear out regs where
8635 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8636 * reload.c (find_equiv_reg): Ditto.
8638 2005-02-11 Ian Lance Taylor <ian@airs.com>
8640 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8641 with no elements.
8643 * tree.c (build_function_type_list): Work correctly if there are
8644 no arguments.
8646 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8648 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8649 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8650 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8651 TARGET_ZARCH instead of TARGET_64BIT.
8653 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8655 * config/rs6000/t-rtems:
8656 (MULTILIB_OPTIONS): Remove mcpu=602.
8657 (MUTLILIB_DIRNAMES): Remove m602.
8658 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8659 Let mcpu=602 match mcpu=603.
8660 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8662 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8664 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8665 signal trampolines.
8667 2005-02-10 David Daney <ddaney@avtrex.com>
8669 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8670 * config/i386/linux-unwind.h: Likewise.
8671 * config/ia64/linux-unwind.h: Likewise.
8672 * config/mips/linux-unwind.h: Likewise.
8673 * config/pa/linux-unwind.h: Likewise.
8674 * config/rs6000/linux-unwind.h: Likewise.
8675 * config/s390/linux-unwind.h: Likewise.
8676 * config/sh/linux-unwind.h: Likewise.
8677 * config/sparc/linux-unwind.h: Likewise.
8679 2005-02-10 Steven Bosscher <stevenb@suse.de>
8681 PR tree-optimization/17549
8682 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8683 TER to replace a DEF with its expression if the DEF and the
8684 rhs of the expression we replace into have the same root
8685 variable.
8687 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8689 * config/mips/mips.md: Fix the placement of the match_scratch in the
8690 lea64 peephole2.
8692 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8694 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8695 Fix comment typos.
8697 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8699 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8700 (strip_offset): Handle addresses.
8701 (add_address_candidates): Use strip_offset.
8702 (difference_cost): Reflect strip_offset change.
8703 (force_var_cost, difference_cost): Strip nops.
8705 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8707 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8709 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8710 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8711 config/cris/cris-protos.h, config/cris/cris.c: Update
8712 copyright.
8714 2005-02-10 Jeff Law <law@redhat.com>
8716 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8717 (lookup_avail_expr): Similarly.
8719 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8721 * builtins.c (fold_builtin_powi): New function.
8722 (fold_builtin_1): Call it.
8724 2005-02-10 Steven Bosscher <stevenb@suse.de>
8726 PR documentation/19309
8727 * doc/cpp.texi: The __GNUC__ and related predefined macros
8728 are also defined for the "standalone" cpp.
8729 Some non-GCC compilers may also define __GNUC__.
8731 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8733 PR c/19342
8734 * c-typeck.c (common_type): New routine. Old common_type renamed
8735 to...
8736 (c_common_type): ...this.
8737 (build_conditional_expr, build_binary_op): Use c_common_type instead
8738 of common_type.
8740 2005-02-10 Steven Bosscher <stevenb@suse.de>
8742 * doc/md.texi: Replace @samp{length} with @code{length}.
8744 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8746 PR tree-optimization/18687
8747 * tree-flow.h (find_loop_niter): Declare.
8748 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8749 Try using scev even for loops with more than one exit.
8750 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8751 (struct ivopts_data): Added niters field.
8752 (struct nfe_cache_elt): New.
8753 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8754 functions.
8755 (tree_ssa_iv_optimize_init): Initialize niters cache.
8756 (determine_number_of_iterations): Removed.
8757 (find_induction_variables): Do not call determine_number_of_iterations.
8758 Access niters for single exit through niter_for_single_dom_exit.
8759 (add_iv_outer_candidates): Access niters for single exit through
8760 niter_for_single_dom_exit.
8761 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8762 number_of_iterations_cond.
8763 (iv_period): New function.
8764 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8765 (may_replace_final_value): Take data argument. Use
8766 niter_for_single_dom_exit.
8767 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8768 (rewrite_use_compare): Pass data to may_eliminate_iv.
8769 (rewrite_use_outer): Pass data to may_replace_final_value.
8770 (free_loop_data): Clean up the niters cache.
8771 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8772 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8773 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8774 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8775 (num_ending_zeros): Moved to tree.c.
8776 * tree.h (num_ending_zeros): Declare.
8777 * tree.c (num_ending_zeros): Moved from tree.c.
8779 2005-02-09 Richard Henderson <rth@redhat.com>
8781 * builtins.c (DEF_BUILTIN): Add COND argument.
8782 * tree.h (DEF_BUILTIN): Likewise.
8783 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8784 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8785 match.
8786 (DEF_BUILTIN_STUB): New.
8787 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8788 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8789 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8790 * c-common.c (DEF_BUILTIN): Add COND argument.
8791 * tree.c (local_define_builtin): New.
8792 (build_common_builtin_nodes): New.
8794 2005-02-09 Roger Sayle <roger@eyesopen.com>
8796 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8797 floating point expression ignoring the sign of the result.
8798 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8799 (fold) <MULT_EXPR>: Use it to simplify x*x.
8800 * tree.h (fold_strip_sign_ops): Prototype here.
8801 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8802 argument. Use fold_strip_sign_ops to simplify the first argument.
8803 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8804 first argument when the second argument is an even integer
8805 constant, but only with -funsafe_math_optimizations.
8806 (fold_builtin_1): Update call to fold_builtin_copysign.
8808 2005-02-09 Ian Lance Taylor <ian@airs.com>
8810 PR middle-end/19583
8811 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8812 just check whether EH_FILTER_FAILURE falls through.
8814 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8816 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8817 insns return to ready list in the next turn.
8819 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8821 PR middle-end/19402
8822 * builtins.def: New __builtin_powi[lf].
8823 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8824 (expand_builtin_powi): New function.
8825 (expand_builtin): Dispatch to expand_builtin_powi.
8826 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8827 * libgcc2.c: Add __builtin_powi[lf] implementation.
8828 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8829 * optabs.h: Add powi_optab.
8830 * optabs.c (init_optabs): Initialize powi_optab.
8831 * doc/extend.texi: Document __builtin_powi[lf].
8833 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8835 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8836 exists.
8838 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8840 PR middle-end/19854
8841 * fold-const.c (try_move_mult_to_index): Remove redundant
8842 type argument. Create ADDR_EXPR with correct type.
8843 (fold): Update callers of try_move_mult_to_index. Convert
8844 result to the appropriate type.
8846 2005-02-09 Roger Sayle <roger@eyesopen.com>
8848 PR target/19597
8849 * config/avr/avr.c (default_rtx_costs): Delete.
8850 (avr_operand_rtx_cost): New function.
8851 (avr_rtx_costs): Completely rewrite.
8853 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8855 PR target/19806
8856 * config/cris/cris.c (in_code): New variable.
8857 (cris_output_addr_const): Now a static function, a wrapper for
8858 output_addr_const.
8859 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8860 case from old cris_output_addr_const.
8861 (cris_asm_output_label_ref): Similar for LABEL_REF.
8862 (cris_output_addr_const_extra): Similar for UNSPEC.
8863 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8864 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8865 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8866 declaration.
8867 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8868 (cris_asm_output_label_ref): Declare.
8870 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8872 PR preprocessor/19801
8873 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8874 filenames that changed when libcpp was moved to the toplevel.
8876 2005-02-07 Roger Sayle <roger@eyesopen.com>
8878 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8879 zero extensions of BImode operands. Call lowpart_subreg instead
8880 of gen_lowpart_common and gen_lowpart_SUBREG.
8882 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8884 PR ada/19489
8885 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8886 * configure.ac: Set cc_for_cross_gnattools.
8887 * configure: Regenerate.
8889 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8891 PR target/19803
8892 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8894 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8896 PR debug/19327
8897 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8898 of nested functions.
8900 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8902 * doc/extend.texi: Document deprecated extensions allowing
8903 static floating-point members to have initializers and allowing
8904 floating-point literals in integral constant expressions.
8906 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8908 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8909 config/darwin7.h, config/mips/mips.c,
8910 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8911 Update copyright.
8913 * cse.c: Update comments.
8915 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8917 PR middle-end/19775
8918 * builtins.c (fold_builtin_sqrt): Transform
8919 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8920 pow(x,y*0.5).
8922 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8923 Dorit Naishlos <dorit@il.ibm.com>
8925 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8926 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8927 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8928 was added.
8929 * tree.h (vect_set_verbosity_level): New extern function declaration
8930 added.
8931 * tree-vectorizer.h (verbosity_levels): New enum type.
8932 * tree-vectorizer.c (vect_debug_stats): Function removed.
8933 (vect_debug_details): Likewise.
8934 (vect_verbosity_level): Global variable was defined and initialized.
8935 (vect_dump): Global variable definition.
8936 (vect_print_dump_info): New function.
8937 (vect_set_dump_settings): New function.
8938 (vect_set_verbosity_level): New function.
8939 (vectorize_loops): Add call to vect_set_dump_settings.
8941 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8942 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8943 (slpeel_tree_peel_loop_to_edge): Likewise.
8945 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8946 appropriate verbosity level instead of call to vect_debug_details
8947 or vect_debug_stats.
8948 (vect_get_base_and_offset):
8949 (vect_create_addr_base_for_vector_ref):
8950 (get_vectype_for_scalar_type):
8951 (vect_create_data_ref_ptr):
8952 (vect_init_vector):
8953 (vect_get_vec_def_for_operand):
8954 (vect_finish_stmt_generation):
8955 (vectorizable_assignment):
8956 (vectorizable_operation):
8957 (vectorizable_store):
8958 (vectorizable_load):
8959 (vect_transform_stmt):
8960 (vect_update_ivs_after_vectorizer):
8961 (vect_do_peeling_for_loop_bound):
8962 (vect_update_inits_of_drs):
8963 (vect_do_peeling_for_alignment):
8964 (vect_transform_loop):
8965 (vect_is_simple_use):
8966 (vect_analyze_operations):
8967 (vect_is_simple_iv_evolution):
8968 (vect_analyze_scalar_cycles):
8969 (vect_analyze_data_ref_dependence):
8970 (vect_analyze_data_ref_dependences):
8971 (vect_compute_data_ref_alignment):
8972 (vect_enhance_data_refs_alignment):
8973 (vect_analyze_data_refs_alignment):
8974 (vect_analyze_data_ref_access):
8975 (vect_analyze_data_ref_accesses):
8976 (vect_analyze_pointer_ref_access):
8977 (vect_get_memtag_and_dr):
8978 (vect_analyze_data_refs):
8979 (vect_mark_relevant):
8980 (vect_stmt_relevant_p):
8981 (vect_mark_stmts_to_be_vectorized):
8982 (vect_can_advance_ivs_p):
8983 (vect_get_loop_niters):
8984 (vect_analyze_loop_form):
8985 (vect_analyze_loop):
8986 (vectorize_loops): Likewise.
8988 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8989 (vect_update_inits_of_drs):
8990 (vect_do_peeling_for_alignment):
8991 (vect_transform_loop):
8992 (vect_analyze_operations):
8993 (vect_analyze_scalar_cycles):
8994 (vect_analyze_data_ref_dependences):
8995 (vect_analyze_data_refs_alignment):
8996 (vect_analyze_data_ref_accesses):
8997 (vect_analyze_data_refs):
8998 (vect_mark_stmts_to_be_vectorized):
8999 (vect_get_loop_niters):
9000 (vect_analyze_loop_form):
9001 (vect_analyze_loop): Likewise.
9002 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
9004 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
9006 PR bootstrap/19796
9007 Revert:
9008 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9009 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9010 either -ffast-math or -funsafe-math-optimizations is in use.
9012 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9013 * config/mips/irix-csr.c: New file.
9014 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9015 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9016 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9017 executables.
9019 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
9021 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
9022 redundant, incorrect definitions.
9024 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
9025 expand.
9026 ("*tls_indirect_call"): New, reference hard regs directly.
9027 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
9029 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9031 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
9032 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
9034 2005-02-06 Roger Sayle <roger@eyesopen.com>
9036 PR rtl-optimization/19800
9037 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
9038 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
9039 gen_lowpart.
9041 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9043 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
9045 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
9047 PR other/17135
9048 * doc/invoke.texi: Correct documentation of -freorder-functions.
9050 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9052 PR other/14402
9053 * doc/invoke.texi: Don't mention gccbug.
9055 2005-02-06 Roger Sayle <roger@eyesopen.com>
9056 Andrew Pinski <pinskia@physics.uc.edu>
9057 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9059 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9060 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
9061 into just (zero_extract:SI FOO (const_int 1) BAR).
9063 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9065 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
9066 macro locally. Don't give last revision date. Use GCC version
9067 number from gcc-common.texi.
9068 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
9069 revision date. Use GCC version number from gcc-common.texi.
9070 Describe being a library as current state rather than as 3.x
9071 history.
9072 * doc/gcc.texi: Remove last update date.
9073 * doc/gccint.texi: Likewise. Update copyright dates.
9074 * doc/install.texi: Update copyright dates.
9076 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9078 PR other/7549
9079 * doc/invoke.texi: Mention for each option included in -Wall that
9080 it is included in -Wall.
9081 * doc/gcc.texi: Update copyright and last modification date.
9083 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9085 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
9086 unnecessary cast to original induction variable increments.
9088 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9090 PR tree-optimization/18219
9091 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
9092 in distributed form.
9094 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
9096 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
9097 Set bitpos and offset later in the function. Do nothing if the
9098 target is a register and if the bitfield lies completely outside
9099 that register.
9100 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
9101 here. Return an uninitialised register if the source value is stored
9102 in a register and the bitfield lies completely outside that register.
9104 2005-02-06 Steven Bosscher <stevenb@suse.de>
9106 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9107 not SET_DEST.
9109 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9111 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9113 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9115 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9116 * config/darwin8.h: New.
9117 * config/darwin7.h: Update comment.
9119 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9120 Dorit Naishlos <dorit@il.ibm.com>
9122 * tree-vectorizer.h (LOC): New type.
9123 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9124 (loop_line_number): New field in struct _loop_vec_info.
9125 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9127 * tree-vectorizer.c (input.h): Included.
9128 (find_loop_location): New function.
9129 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9130 loop line number removed.
9131 (vect_debug_details): Likewise.
9132 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9134 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9135 call to vect_debug_details/stats changed from loop to loop_loc.
9136 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9137 (slpeel_tree_peel_loop_to_edge): Likewise.
9139 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9140 changed from NULL to UNKNOWN_LOC.
9141 (vect_get_base_and_offset):
9142 (vect_create_addr_base_for_vector_ref):
9143 (get_vectype_for_scalar_type):
9144 (vect_create_data_ref_ptr):
9145 (vect_init_vector):
9146 (vect_get_vec_def_for_operand):
9147 (vect_finish_stmt_generation):
9148 (vectorizable_assignment):
9149 (vectorizable_operation):
9150 (vectorizable_store):
9151 (vectorizable_load):
9152 (vect_transform_stmt):
9153 (vect_update_ivs_after_vectorizer):
9154 (vect_do_peeling_for_loop_bound):
9155 (vect_do_peeling_for_alignment):
9156 (vect_transform_loop):
9157 (vect_is_simple_use):
9158 (vect_analyze_operations):
9159 (vect_is_simple_iv_evolution):
9160 (vect_analyze_scalar_cycles):
9161 (vect_analyze_data_ref_dependences):
9162 (vect_compute_data_ref_alignment):
9163 (vect_enhance_data_refs_alignment):
9164 (vect_analyze_data_ref_access):
9165 (vect_analyze_data_ref_accesses):
9166 (vect_analyze_pointer_ref_access):
9167 (vect_get_memtag_and_dr):
9168 (vect_analyze_data_refs):
9169 (vect_mark_relevant):
9170 (vect_stmt_relevant_p):
9171 (vect_mark_stmts_to_be_vectorized):
9172 (vect_can_advance_ivs_p):
9173 (vect_get_loop_niters):
9174 (vect_analyze_loop):
9175 (vectorize_loops): Likewise.
9177 (vectorizable_load): Argument in call to vect_debug_details/stats
9178 changed from loop to LOOP_LOC (loop_vinfo).
9179 (vect_transform_loop):
9180 (vect_analyze_operations):
9181 (vect_analyze_scalar_cycles):
9182 (vect_analyze_data_ref_dependence):
9183 (vect_enhance_data_refs_alignment):
9184 (vect_analyze_data_ref_accesses):
9185 (vect_analyze_pointer_ref_access):
9186 (vect_analyze_data_refs):
9187 (vect_analyze_loop): Likewise.
9189 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9190 changed from loop to loop_loc.
9192 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9194 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9195 Dorit Naishlos <dorit@il.ibm.com>
9197 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9198 declaration added.
9199 (vect_analyze_data_ref_dependences): Likewise.
9201 (vect_is_simple_use): Argument changed from loop structure to
9202 loop_vect_info structure.
9203 (vect_can_advance_ivs_p): Likewise.
9204 (vect_create_index_for_vector_ref): Likewise.
9205 (vect_update_ivs_after_vectorizer): Likewise.
9206 (new_stmt_vec_info): Likewise.
9208 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9209 changed from loop to loop_vinfo.
9210 (vect_create_data_ref_ptr): First argument in call to
9211 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9212 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9213 was changed from loop to loop_vinfo.
9214 (vectorizable_operation): Likewise.
9215 (vectorizable_store): Likewise.
9216 (vect_mark_stmts_to_be_vectorized): Likewise.
9217 (vect_do_peeling_for_loop_bound): First argument in call to
9218 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9219 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9220 was changed from loop to loop_vinfo.
9221 (vect_analyze_data_ref_dependences): Third argument in call to
9222 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9224 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9225 (vect_create_data_ref_ptr): Likewise.
9226 (vect_init_vector): Likewise.
9227 (vect_get_vec_def_for_operand): Likewise.
9228 (vectorizable_assignment): Likewise.
9229 (vectorizable_operation): Likewise.
9230 (vectorizable_store): Likewise.
9231 (vectorizable_load): Likewise.
9232 (vect_update_ivs_after_vectorizer): Likewise.
9233 (vect_is_simple_use): Likewise.
9234 (vect_analyze_data_ref_dependence): Likewise.
9235 (vect_analyze_pointer_ref_access): Likewise.
9236 (vect_can_advance_ivs_p): Likewise.
9238 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9239 before _stmt_vec_info.
9240 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9241 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9242 (new_stmt_vec_info): Argument changed from loop structure to
9243 loop_vect_info structure
9245 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9246 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9247 (vect_create_addr_base_for_vector_ref): Likewise.
9248 (vect_analyze_pointer_ref_access): Likewise.
9250 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9252 PR tree-opt/19768
9253 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9254 phi flag if the phi is abnormal.
9256 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9258 PR tree-opt/19736
9259 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9260 information for the new statement.
9262 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9264 PR driver/19117
9265 * gcc.c (main): Include the target in -v output.
9267 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9269 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9270 Do not drop the extend if we'd have to add a paradoxical subreg
9271 later. Include optabs.h and insn-codes.h.
9272 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9274 2005-02-02 Roger Sayle <roger@eyesopen.com>
9276 PR middle-end/19405
9277 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9278 * fold-const.c (const_binop): Avoid constant folding floating
9279 point operations in modes that use composite representations.
9280 * simplify-rtx.c (simplify_binary_operation): Likewise.
9282 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9284 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9285 a REG, not a MEM.
9286 (altivec_dstt): Likewise.
9287 (altivec_dstst): Likewise.
9288 (altivec_dststt): Likewise.
9289 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9290 of first operand.
9292 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9294 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9295 EXPR_LOCUS from orig_cond to the new cond_stmt.
9296 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9297 the new vec_stmt.
9299 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9301 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9302 standard_iv_increment_position. Remove call to bsi_next
9303 (no need to bump the iterator anymore).
9304 (vect_create_index_for_vector_ref): Call
9305 standard_iv_increment_position. Remove second function argument.
9306 (vect_finish_stmt_generation): Remove call to bsi_next
9307 (no need to bump the iterator anymore).
9308 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9309 to vect_create_index_for_vector_ref.
9311 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9313 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9314 phis are used out of the loop.
9316 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9318 PR c/17807
9319 * c-decl.c (undef_nested_function): New variable.
9320 (pop_scope): Diagnose undefined nested functions.
9321 (finish_function): Don't attempt cgraph processing or genericizing
9322 if current top-level function contained an undefined nested
9323 function. Reset undef_nested_function at the end of a top-level
9324 function.
9326 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9328 * tree.c (build_int_cst_type): Take sign of the value into account
9329 when deciding whether sign extend the value.
9331 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9333 PR c/18502
9334 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9335 (cpp_options, cc1_options): Change %{std*&ansi} to
9336 %{std*&ansi&trigraphs}.
9338 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9340 * cse.c: Update comments.
9342 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9344 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9345 arguments go on the stack. Do not put complex doubles in odd/even
9346 pairs.
9348 2005-02-02 Steven Bosscher <stevenb@suse.de>
9350 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9351 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9352 -ftree-pre, and -fthread-jumps.
9354 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9356 PR tree-optimization/19578
9357 * tree-flow.h (modified_noreturn_calls): Declare.
9358 (noreturn_call_p): Declare.
9359 * tree-flow-inline.h (noreturn_call_p): New function.
9360 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9361 * tree-cfg.c (modified_noreturn_calls): New variable.
9362 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9363 that contain a mid-block noreturn call.
9364 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9366 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9368 * df.c (df_def_record_1, df_uses_record): Don't use
9369 DF_FOR_REGALLOC.
9370 * df.h (DF_FOR_REGALLOC): Remove.
9372 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9374 PR c/19435
9375 * c-typeck.c (really_start_incremental_init): Reset
9376 constructor_max_index for arrays of incomplete type.
9378 2005-02-02 Jeff Law <law@redhat.com>
9380 * gcse.c (struct reg_set): Store the block index where the register
9381 was set rather than the setting insn.
9382 (record_one_set, compute_transp): Corresponding changes.
9383 (pre_insert_copy_insn): Do not call replace_one_set.
9384 (replace_one_set): Remove.
9386 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9388 PR other/15514
9389 * doc/gcov.texi: Fix typo.
9391 2005-02-01 Richard Henderson <rth@redhat.com
9393 PR target/19680
9394 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9395 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9396 type to bool.
9397 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9398 * config/i386/i386-protos.h: Update.
9400 2005-02-01 Steven Bosscher <stevenb@suse.de>
9402 PR tree-optimization/19217
9403 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9404 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9405 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9406 that it is walking a PHI node.
9408 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9410 * doc/extend.texi (Nested Functions): Update.
9412 2005-02-01 Richard Henderson <rth@redhat.com>
9414 PR 19696
9415 * optabs.c (expand_copysign_absneg): Export.
9416 * optabs.h (expand_copysign_absneg): Declare.
9417 * config/rs6000/rs6000.md (copysigntf3): New.
9419 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9421 PR tree-optimization/19633
9422 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9423 * tree-ssa-alias.c (init_alias_info): Initialize.
9424 (merge_pointed_to_info): Set.
9425 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9426 (dump_points_to_info_for): Show value of pt_null.
9427 (struct count_ptr_d): Declare.
9428 (find_ptr_dereference): Remove.
9429 (ptr_is_dereferenced_by): Remove.
9430 (count_ptr_derefs): New local function.
9431 (count_uses_and_derefs): New local function.
9432 (compute_points_to_and_addr_escape): Call it. If the number
9433 of dereferences is greater than zero, mark the pointer as
9434 dereferenced. If there are fewer dereferences than uses of
9435 the pointer, the pointer's value escapes.
9437 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9439 PR tree-optimization/19670
9440 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9441 here...
9442 (verify_use): ... set it here, instead.
9444 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9446 * doc/sourcebuild.texi (Test directives): Fix formatting.
9448 * doc/sourcebuild.texi (Test directives): Describe selector
9449 expressions.
9451 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9453 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9454 specific 64-bit CPUs.
9456 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9458 PR target/16201
9459 * arm.c (arm_eliminable_register): New function.
9460 (adjacent_mem_locations): Don't allow eliminable registers. Use
9461 HOST_WIDE_INT for address offsets.
9462 * arm-protos.h (arm_eliminable_register): Add prototype.
9464 2005-02-01 Steven Bosscher <stevenb@suse.de>
9466 PR optimization/15242
9467 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9468 * basic-block.h (duplicate_computed_gotos): Add prototype.
9469 * bb-reorder.c (duplicate_computed_gotos): New function to
9470 duplicate sufficiently small blocks ending in a computed jump.
9471 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9472 if not optimizing for size.
9473 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9474 never do tail merging for blocks ending in a computed jump.
9475 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9477 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9479 Patch from Richard Sandiford <rsandifo@redhat.com>
9480 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9481 from inheriting a subreg equivalence with a non-spill register.
9483 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9485 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9487 * config/frv/frv.c (movcc_fp_destination_operand): New.
9488 (gpr_or_memory_operand): Fix typo in comment.
9489 (gpr_or_memory_operand_with_scratch): New.
9490 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9491 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9492 movcc_fp_destination_operand.
9493 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9494 Legitimize memory addresses using a scratch register.
9496 2005-01-31 Jeff Law <law@redhat.com>
9498 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9499 bitmap a sparse bitmap instead of a simple bitmap.
9500 (mark_def_sites_initialize_block): Corresponding changes.
9501 (ssa_mark_def_sites_initialize_block): Likewise.
9502 (ssa_mark_phi_uses): Likewise.
9503 (mark_def_site, ssa_mark_def_sites): Likewise.
9504 (mark_def_site_blocks): Likewise.
9505 (rewrite_ssa_into_ssa): Likewise.
9507 * tree-ssa-dom.c (record_cond): Pass correct variable type
9508 for last argument to htab_find_slot_with_hash.
9510 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9511 effects when optimizing 0 % X. Do not try to optimize X % 0.
9513 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9515 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9516 1_mmalua.
9518 2005-02-01 Eric Christopher <echristo@redhat.com>
9520 * config/mips/mips.c (override_options): Warn if -mint64
9521 is used.
9522 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9523 deprecated.
9525 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9527 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9528 timestamp.
9529 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9530 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9531 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9532 (cached_regno): Initialize to INVALID_REGNUM.
9533 (cse_reg_info_table_size,
9534 cse_reg_info_table_first_uninitialized,
9535 cse_reg_info_timestamp): New.
9536 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9537 get_cse_reg_info.
9538 (init_cse_reg_info, get_cse_reg_info_1): New.
9539 (get_cse_reg_info): Cache the last look-up.
9540 (new_basic_block): Update the code to clear mappings from
9541 registers to cse_reg_info entries.
9542 (cse_main): Call init_cse_reg_info.
9544 * cse.c (get_cse_reg_info): Update a comment.
9546 2005-01-31 Steven Bosscher <stevenb@suse.de>
9548 PR c/19333
9549 * c-decl.c (start_decl): Do not warn about arrays of elements with
9550 an incomplete type here.
9551 (grokdeclarator): Do it here by making a pedwarn an error.
9552 * c-typeck.c (push_init_level): If there were previous errors with
9553 the constructor type, do not warn about braces for initializers.
9554 (process_init_element): Likewise for excess initializer elements.
9556 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9558 * cse.c (delete_trivially_dead_insn): Don't iterate.
9560 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9562 * config/rs6000/rs6000.md (copysignsf3): New expand.
9563 (copysigndf3): Likewise.
9565 2005-01-31 Steven Bosscher <stevenb@suse.de>
9567 * recog.c (constrain_operands): Only look for earlyclobber operand
9568 conflicts if an '&' constraint was seen.
9570 2005-01-31 Marc Espie <espie@openbsd.org>
9572 * config.gcc: Don't include embedded systems fragment, switches default
9573 debugging format to ELF.
9574 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9575 longer pick it up there.
9577 2005-01-31 Dale Johannesen <dalej@apple.com>
9579 * doc/extend.texi (nested functions): Fix linkage description.
9580 Clarify that static is not allowed.
9582 2005-01-31 Dale Johannesen <dalej@apple.com>
9584 * config/rs6000/darwin.md (movsf_low_di): Make work.
9585 (movdf_low_di): Make work.
9587 2005-01-31 Dale Johannesen <dalej@apple.com>
9589 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9590 Make work for 64 bit.
9592 2005-01-31 Roger Sayle <roger@eyesopen.com>
9593 Dale Johannesen <dalej@apple.com>
9595 PR middle-end/19650
9596 * fold-const.c (fold_binary_op_with_conditional_arg):
9597 Make types match original operands, before STRIP_NOPS.
9599 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9601 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9602 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9603 (struct gcc_sigcontext): Delete. Merge contents to..
9604 (struct gcc_ucontext): ..here.
9605 (get_sigcontext): Delete.
9606 (get_regs): New function, like get_sigcontext but return regs ptr.
9607 64-bit version finds regs from r1 to support vdso.
9608 (ppc_linux_aux_vector): New function.
9609 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9610 and vector regs.
9612 2005-01-31 Ira Rosen <irar@il.ibm.com>
9614 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9615 sizetype.
9616 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9617 redundant fold. Fix misalignment for MINUS_EXPR.
9618 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9619 (vect_analyze_pointer_ref_access): Likewise.
9620 (vect_get_memtag_and_dr): Likewise.
9622 2005-01-31 Richard Henderson <rth@redhat.com>
9624 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9625 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9626 absnegdf2_i387, absnegxf2_i387): Likewise.
9628 2005-01-31 Richard Henderson <rth@redhat.com>
9630 PR 19696
9631 * optabs.c (expand_copysign_absneg): New.
9632 (expand_copysign_bit): Split out from ...
9633 (expand_copysign): ... here. Use expand_copysign_absneg.
9635 2005-01-30 Roger Sayle <roger@eyesopen.com>
9637 PR middle-end/19697
9638 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9639 constant as the second operand and a register as the third.
9641 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9643 PR target/19704
9644 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9645 that dllimport'd functions do not use all call-clobbered registers
9646 to pass parameters.
9648 2005-01-30 Richard Henderson <rth@redhat.com>
9650 PR 19696
9651 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9652 expand_abs_nojump and generalize. Use operand_subword and
9653 emit_no_conflict_block. Support large modes.
9654 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9655 back to maximum.
9656 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9657 negation to subtraction.
9658 (expand_copysign): Check that the format has signed zeros.
9659 Use operand_subword and emit_no_conflict_block. Support large modes.
9661 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9663 Fix PR tree-optimization/19624
9665 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9666 * tree-ssa-pre.c: Add cfgloop.h.
9667 Update comment.
9668 (pre_stats): New member, constified.
9669 (inserted_exprs): New static variable.
9670 (NECESSARY): New macro.
9671 (create_expression_by_pieces): Fold the expression, and
9672 mark it as defaulting to not necessary. Also put in
9673 inserted_exprs.
9674 (fully_constant_expression): New function.
9675 (insert_into_preds_of_block): Modify to not insert phis when we
9676 are playing with induction variables.
9677 Push phis onto the inserted_exprs vector, and mark them as not
9678 necessary by default.
9679 (insert_aux): Call fully_constant_expression on eprime.
9680 If all edges produce the same value, mark it constant.
9681 (mark_operand_necessary): New function.
9682 (remove_dead_inserted_code): New function.
9683 (init_pre): Init loop optimizer to get loop info.
9684 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9685 (execute_pre): Commit edge inserts, then remove dead code.
9687 2005-01-30 Richard Henderson <rth@redhat.com>
9689 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9690 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9692 2005-01-30 Richard Henderson <rth@redhat.com>
9694 PR target/19700
9695 * config/i386/i386.c (ix86_expand_copysign): New.
9696 (ix86_split_copysign_const): New.
9697 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9698 rearrange op1/nmask operands.
9699 * config/i386/i386-protos.h: Update.
9700 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9701 (copysigndf3): Likewise.
9702 (copysignsf3_const, copysigndf3_const): New.
9703 (copysignsf3_var): Rename from copysignsf3, split out splitter
9704 and fix split predicate for X constraint.
9705 (copysigndf3_var): Similarly.
9707 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9709 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9710 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9711 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9713 2005-01-29 Richard Henderson <rth@redhat.com>
9715 PR target/19690
9716 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9717 of # and * in constraints.
9719 2005-01-29 Richard Henderson <rth@redhat.com>
9721 PR middle-end/19689
9722 * expr.c (store_field): Don't strip sub-mode cast when the input
9723 data is even smaller.
9725 2005-01-29 Richard Henderson <rth@redhat.com>
9727 PR middle-end/19687
9728 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9729 union being empty.
9731 2005-01-29 Richard Henderson <rth@redhat.com>
9733 * combine.c (make_field_assignment): Fix argument order
9734 to gen_int_mode.
9736 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9738 PR tree-optimization/15791
9739 * fold-const.c (extract_array_ref): New function.
9740 (fold): Fold comparisons between &a[i] and &a[j] or
9741 semantically equivalent trees.
9743 2005-01-29 Jeff Law <law@redhat.com>
9745 * gcse.c (insert_expr_in_table): Revamp handling of available
9746 and anticipatable occurrence lists to avoid unnecessary list
9747 walking.
9748 (insert_set_in_table): Similarly.
9750 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9752 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9753 build string type.
9754 (c_build_qualified_type): Build qualified array types with
9755 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9756 * c-decl.c (c_make_fname_decl): Build unqualified array type
9757 before qualified type.
9758 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9759 type is qualified, not just if type itself is. Don't apply
9760 qualifiers to array type when declarator is processed. Apply
9761 qualifiers to field type whether or not it is an array type.
9762 Don't handle array types specially for applying qualifiers to
9763 variables.
9764 * c-typeck.c (composite_type): Build unqualified element type and
9765 array type when forming composite of array types.
9766 (common_pointer_type, comptypes, comp_target_types,
9767 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9768 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9769 types.
9770 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9771 (args2) in variables a1 and a2.
9773 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9775 * cse.c (n_elements_made, max_elements_made): Remove.
9776 (insert): Don't touch n_elements_made.
9777 (cse_main): Don't touch n_elements_made or max_elements_made.
9779 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9781 PR target/15384
9782 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9783 configuration part of dp-bit.c to be lost.
9785 2005-01-28 Roger Sayle <roger@eyesopen.com>
9787 * expmed.c (expand_mult_highpart_optab): When attempting to use
9788 a non-widening multiplication in a wider mode, the operands need
9789 to be converted (zero or sign extended) to that mode.
9791 2005-01-28 Ian Lance Taylor <ian@airs.com>
9793 PR middle-end/16558
9794 PR middle-end/19583
9795 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9796 through if both operands fall through.
9798 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9800 * cse.c (fold_rtx) <PC>: Don't optimize.
9802 2005-01-28 Jeff Law <law@redhat.com>
9804 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9805 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9807 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9809 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9810 cse_reg_info_used_list_end): Remove.
9811 (cse_reg_info_list, cse_reg_info_list_free): New.
9812 (get_cse_reg_info): When allocating an instance of
9813 cse_reg_info, add it to the beginning of the cse_reg_info_list
9814 list. Remove code to maintain cse_reg_info_used_list.
9815 (new_basic_block): Reset the free list to the beginning of
9816 cse_reg_info_list.
9818 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9820 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9821 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9822 (frv_expand_mdpackh_builtin): New function.
9823 (frv_expand_builtin): Use it to expand __MDPACKH.
9824 * doc/extend.texi (__MDPACKH): Update documentation.
9826 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9828 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9829 SSE_FLOAT_MODE_P for use_sse computation.
9831 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9833 PR target/19663
9834 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9836 2005-01-27 Richard Henderson <rth@redhat.com>
9838 * builtins.c (expand_builtin_copysign): New.
9839 (expand_builtin): Call it.
9840 * genopinit.c (optabs): Add copysign_optab.
9841 * optabs.c (init_optabs): Initialize it.
9842 (expand_copysign): New.
9843 * optabs.h (OTI_copysign, copysign_optab): New.
9844 (expand_copysign): Declare.
9846 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9847 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9849 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9850 (ix86_expand_fp_absneg_operator): ... here.
9851 (ix86_split_copysign): New.
9852 * config/i386/i386-protos.h: Update.
9853 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9854 (copysignsf3, copysigndf3): New.
9856 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9857 (copysignsf3, ncopysignsf3): New.
9858 (copysigndf3, ncopysigndf3): New.
9859 (copysignxf3, ncopysignxf3): New.
9860 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9862 2005-01-27 Arend Bayer <arend.bayer@web.de>
9863 Kazu Hirata <kazu@cs.umass.edu>
9865 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9866 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9867 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9868 NULL_RTX.
9870 2005-01-27 Jeff Law <law@redhat.com>
9872 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9873 definitions of SSA_NAMEs which are not being rewritten.
9874 (rewrite_ssa_into_ssa): Only initialize the current definition
9875 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9876 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9877 SSA_NAMEs before returning.
9879 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9881 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9882 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9883 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9884 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9885 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9887 2005-01-27 Steven Bosscher <stevenb@suse.de>
9889 PR middle-end/17278
9890 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9891 higher to -O2 and higher. Likewise for tree PRE.
9892 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9893 and better.
9895 2005-01-27 Ian Lance Taylor <ian@airs.com>
9897 PR middle-end/19583
9898 * gimple-low.c (try_catch_may_fallthru): New static function.
9899 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9900 * tree-inline.c (expand_call_inline): Don't warn about reaching
9901 the end of a non-void function being inlined if the function uses
9902 a return slot.
9904 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9906 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9908 PR c/18946
9909 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9910 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9911 (implicitly_declare): Handle error_mark_node.
9913 2005-01-27 Richard Henderson <rth@redhat.com>
9915 PR tree-opt/14329
9916 * tree.h (struct tree_decl): Add debug_expr_is_from.
9917 (DECL_DEBUG_EXPR_IS_FROM): New.
9918 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9919 * dwarf2out.c (dwarf2out_var_location): Update to match.
9920 * tree-outof-ssa.c (create_temp): Likewise.
9921 * var-tracking.c (track_expr_p): Likewise.
9922 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9923 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9924 * toplev.c (default_tree_printer): Likewise.
9926 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9928 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9929 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9931 2005-01-27 Steven Bosscher <stevenb@suse.de>
9933 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9934 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9935 ASM_CLOBBERS): Add tree checks.
9937 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9938 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9939 * c-common.def (SWITCH_STMT): Update to match.
9940 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9941 macros instead of SWITCH_EXPR ones.
9942 * c-dump.c (c_dump_tree): Likewise.
9943 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9944 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9946 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9948 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9950 * unwind-dw2.c (execute_stack_op): Add missing cases for
9951 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9953 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9955 * config.gcc (Obsolete configurations): Remove 'dummy', add
9956 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9957 sparc-*-openbsd*.
9959 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9961 PR tree-optimization/19633
9962 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9963 CALL_EXPRs.
9964 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9965 are no call-clobbered variables.
9966 * tree-outof-ssa.c (check_replaceable): Return false for calls
9967 with side-effects.
9969 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9971 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9972 even for variables with NULL DECL_INITIAL.
9974 2005-01-26 Stuart Hastings <stuart@apple.com>
9976 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9978 2005-01-26 Richard Henderson <rth@redhat.com>
9980 PR middle-end/18008
9981 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9982 field's type.
9983 * expr.c (store_field): Strip conversions to odd-bit-sized types
9984 if the destination field width matches.
9986 2005-01-26 Richard Henderson <rth@redhat.com>
9988 * c-decl.c, expmed.c, expr.c: Revert last change.
9990 2005-01-26 Richard Henderson <rth@redhat.com>
9992 PR middle-end/18008
9993 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9994 field's type.
9995 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9996 if we don't need the bits above those present in the current mode.
9997 * expr.c (store_field): Strip conversions to odd-bit-sized types
9998 if the destination field width matches.
10000 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10002 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10003 either -ffast-math or -funsafe-math-optimizations is in use.
10005 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
10007 PR target/19293
10008 PR target/19329
10009 * config/avr/avr.c (notice_update_cc): Only set condition code for
10010 ashrqi3 if shift count > 0.
10011 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
10012 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
10013 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
10014 count <= 0 as a no-op, and shift count >= width by copying zero
10015 or sign bit to all bits of the result.
10016 * config/avr/avr.md (all shifts): Add alternatives for zero shift
10017 count, with attribute "length" set to 0 and "cc" set to "none".
10019 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10021 * doc/invoke.texi: Document -mTLS.
10023 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
10024 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
10025 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
10026 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
10027 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
10028 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
10029 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
10030 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
10032 * configure.ac: Check for a TLS capable gas.
10034 * configure: Regenerate.
10036 2005-01-26 Richard Henderson <rth@redhat.com>
10038 PR middle-end/18008
10039 * combine.c (make_field_assignment): Simplify store to zero_extract
10040 from a source with an overlapping mask.
10042 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10044 2004-11-11 Eric Christopher <echristo@redhat.com>
10046 * config/frv/frv.md: Add fr400_integer automaton. Don't
10047 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
10048 to TYPE_MACC.
10050 2005-01-26 Steven Bosscher <stevenb@suse.de>
10052 PR middle-end/16585
10053 * cfgbuild.c (make_edges): Do not clear or set
10054 current_function_has_computed_jump.
10055 * function.h (struct function): Remove the has_computed_jump field.
10056 (current_function_has_computed_jump): Do not define.
10057 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
10058 in a computed jump. Ignore current_function_has_computed_jump.
10060 2005-01-26 Richard Henderson <rth@redhat.com>
10062 PR middle-end/19515
10063 * expr.c (categorize_ctor_elements): New argument p_must_clear.
10064 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
10065 fully initialized.
10066 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
10067 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
10068 objects into static storage if they have more than one non-zero value.
10069 * tree.h (categorize_ctor_elements): Update decl.
10071 2005-01-26 Steven Bosscher <stevenb@suse.de>
10073 PR middle-end/19616
10074 * tree.h (CALL_EXPR_TAILCALL): Add comment.
10075 * calls.c (check_sibcall_argument_overlap_1): Revert the change
10076 to this function from 2004-07-10.
10077 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
10078 the current function for tail call optimizations if the address
10079 of one of it its arguments is taken.
10081 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
10083 * cse.c (fold_rtx): Call equiv_constant only when necessary.
10085 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
10087 * function.c (expand_function_end): If current_function_calls_alloca,
10088 emit stack restore in a place that is reached when the function falls
10089 through at the end.
10091 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
10093 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
10094 rule to avoid matching inappropriate suffix rule.
10096 2005-01-26 Jan Hubicka <jh@suse.cz>
10098 PR tree-optimization/19241
10099 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10101 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10103 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10104 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10105 of doubling.
10106 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10107 <sim*>: Always use crt1.o, regardless of N in simN.
10108 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10109 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10110 (CRT_CALL_STATIC_FUNCTION): Remove.
10111 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10112 use crt1.o, regardless of N in simN.
10113 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10114 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10115 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10116 case isystem setting.
10117 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10119 2005-01-25 Ian Lance Taylor <ian@airs.com>
10121 * gimple-low.c (block_may_fallthru): Correct handling of
10122 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10124 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10126 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10127 handlers to match indentation; nested under the mtune=* handler.
10128 Similar for mcpu= and march=.
10130 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10132 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10133 * config/mips/linux64.h (LIB_SPEC): Likewise.
10134 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10135 * config/sh/linux.h (LIB_SPEC): Likewise.
10137 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10139 * config/frv/frv.c (frv_legitimize_tls_address): New.
10140 (TARGET_HAVE_TLS): Define.
10141 (FRV_SYMBOL_REF_TLS_P): Define.
10142 (frv_override_options): Handle new register classes.
10143 (frv_legitimate_address_p): Reject tls addresses.
10144 (frv_legitimize_address): Handle TLS addresses.
10145 (gen_inlined_tls_plt): New.
10146 (gen_tlsmoff): New.
10147 (frv_legitimize_tls_address): New.
10148 (unspec_got_name): Add TLS entries.
10149 (got12_operand): Add R_FRV_TLSMOFF12 case.
10150 (frv_emit_move): Fixup TLS addresses.
10151 (frv_emit_movsi): Legitimize TLS addresses.
10153 * config/frv/frv.h (MASK_BIG_TLS): New.
10154 (TARGET_BIG_TLS): New.
10155 (HAVE_AS_TLS): Define.
10156 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10157 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10158 (REG_CLASS_NAMES): Same.
10159 (REG_CLASS_CONTENTS): Same.
10160 (CONSTRAINT_LEN): New.
10161 (REG_CLASS_FROM_CONSTRAINT): New.
10162 (PREDICATE_CODES): Add symbolic_operand.
10164 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10165 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10166 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10167 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10168 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10169 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10170 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10171 GR9_REG, GR14_REG, LRREG.
10172 (type): Add load_or_call attribute.
10173 ("load_or_call"): New reservation.
10174 ("call_gettlsoff"): New.
10175 ("tls_indirect_call"): New.
10176 ("tls_load_gottlsoff12"): New.
10177 ("tlsoff_hilo"): New.
10178 ("tls_tlsdesc_ldd"): New.
10179 ("tls_tlsoff_ld"): New.
10180 ("tls_lddi"): New.
10182 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10184 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10186 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10187 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10188 * config/frv/frv.c (TLS_BIAS): Define.
10189 (frv_output_dwarf_dtprel): New.
10191 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10193 PR rtl-optimization/19579
10194 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10195 both A and B, see if they don't clobber registers the other expr uses.
10197 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10199 * real.c (do_add): Initialize signalling and canonical members.
10201 * real.c (real_from_integer): Zero out destination.
10203 2005-01-18 Jan Hubicka <jh@suse.cz>
10205 PR tree-optimize/19337
10206 * tree-inline.c (initialize_inlined_parameters): Copy
10207 saved_static_chain_decl only.
10209 2005-01-25 Richard Henderson <rth@redhat.com>
10211 PR target/19556
10212 PR target/19584
10213 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10214 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10215 80387 enabled, to return a proper subclass. Return the subset that
10216 overlaps with GENERAL_REGS for PLUS.
10217 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10219 2005-01-25 Richard Henderson <rth@redhat.com>
10221 PR middle-end/19609
10222 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10224 2005-01-25 Roger Sayle <roger@eyesopen.com>
10226 * expmed.c (choose_multiplier): Change interface to return the
10227 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10228 (expand_divmod): Update calls to choose_multiplier.
10230 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10232 PR middle-end/19330
10233 * expmed.c (extract_bit_field): Use adjust_address instead of
10234 gen_lowpart when op0 is a MEM.
10236 2005-01-24 Steven Bosscher <stevenb@suse.de>
10238 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10240 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10242 * config/mips/irix-csr.c: New file.
10243 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10244 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10245 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10246 executables.
10248 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10250 PR bootstrap/19364
10251 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10252 sparc/elf.h, add sparc/sp-elf.h.
10253 (sparc-*-rtems*): Likewise.
10254 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10255 tm-dwarf2.h, add sparc/sp-elf.h.
10256 (sparc86x-*-elf): Likewise.
10257 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10258 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10259 TARGET_OS_CPP_BUILTINS.
10260 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10261 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10262 Undefine it.
10263 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10264 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10265 (SWITCH_TAKES_ARG): Likewise.
10266 (LOCAL_LABEL_PREFIX): Likewise.
10267 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10268 (TARGET_N_FORMAT_TYPES): Delete.
10269 (TARGET_FORMAT_TYPES): Likewise.
10270 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10271 * config/sparc/elf.h: Delete.
10272 * config/sparc/sp-elf.h: New file.
10274 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10276 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10277 * tree-flow.h: Remove the corresponding prototype.
10278 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10279 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10281 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10283 PR target/17751
10284 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10285 for AIX ABI or ELF -fPIC.
10286 (rs6000_emit_load_toc_table): Don't create toc_section here.
10287 (rs6000_xcoff_file_start): Nor here.
10289 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10291 * sh.c (ra.h): Don't #include.
10292 (hard_regs_intersect_p): New function, resurrected from ra.c.
10294 * sh.c: Fix 1996 Copyright.
10296 2005-01-24 Richard Henderson <rth@redhat.com>
10297 Aldy Hernandez <aldyh@redhat.com>
10299 * regrename.c (note_sets): Handle subregs.
10301 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10303 PR bootstrap/18058
10304 * genconditions.c (write_header, write_conditions): Elide file if
10305 not GCC >= 3.0.1.
10307 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10309 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10310 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10311 Update copyright.
10313 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10315 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10316 expand_builtin_printf, expand_builtin_fprintf,
10317 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10318 checking against POINTER_TYPE.
10319 (validate_arglist): Handle POINTER_TYPE code by checking
10320 POINTER_TYPE_P.
10322 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10324 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10325 init_rtlanal): New.
10326 (for_each_rtx): Call for_each_rtx_1.
10327 * rtl.h (init_rtlanal): Declare.
10328 * toplev.c (backend_init): Call init_rtlanal.
10330 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10332 * flow.c (propagate_one_insn): Formatting.
10334 PR middle-end/19551
10335 * flow.c (libcall_dead_p): Be more conservative if unsure.
10336 If there are any instructions between insn and call, see if they are
10337 all dead before saying the libcall is dead.
10339 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10341 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10342 operand constraint for operand 0.
10344 2005-01-23 Richard Henderson <rth@redhat.com>
10346 PR 19486
10347 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10348 edges leading to join block.
10350 2005-01-23 Roger Sayle <roger@eyesopen.com>
10352 * expmed.c (expand_mult_highpart): Make static. Change type of
10353 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10354 (expand_divmod): Updates calls to expand_mult_highpart by using
10355 gen_int_mode to pass a CONST_INT rtx.
10356 * rtl.h (expand_mult_highpart): Remove prototype.
10358 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10360 * flow.c (regset_bytes, regset_size): Remove.
10362 * cfganal.c: Fix a reference to Harvey's paper.
10364 2005-01-23 Steven Bosscher <stevenb@suse.de>
10366 PR rtl-optimization/19464
10367 * tree-optimize.c (init_tree_optimization_passes): Add one more
10368 copyrename pass just before out-of-ssa.
10370 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10372 PR bootstrap/18058
10373 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10374 * ggc-none.c (ggc_free): Define.
10376 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10378 * cse.c (max_reg, max_insn_uid): Remove.
10379 (cse_main): Don't access max_reg or max_insn_uid.
10381 * c-common.c (explicit_flag_signed_bitfields,
10382 lang_statement_code_p, lang_expand_function_end): Remove.
10383 * c-common.h: Remove the corresponding declarations.
10384 * c-opts.c (c_common_handle_option): Remove all write access
10385 to explicit_flag_signed_bitfields.
10387 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10388 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10389 * cgraph.h: Remove the corresponding declaration.
10391 * gcse.c (null_pointer_info): Remove.
10393 2005-01-23 Roger Sayle <roger@eyesopen.com>
10394 Eric Botcazou <ebotcazou@libertysurf.fr>
10396 * combine.c (simplify_logical): Only simplify logical expressions
10397 of the form ior(and(x,y),z) by the inverse distributive law if the
10398 result is cheaper than the original.
10400 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10402 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10403 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10404 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10405 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10406 config/freebsd-spec.h, config/arm/arm.h,
10407 config/h8300/h8300.md, config/i386/i386.md,
10408 config/i386/predicates.md, config/i386/sse.md,
10409 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10410 config/vax/vax.md: Fix comment typos. Follow spelling
10411 conventions.
10413 2005-01-23 Steven Bosscher <stevenb@suse.de>
10415 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10416 tests, instead of `less than'.
10418 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10420 * function.c (assign_parm_setup_block): When creating a new stack slot
10421 for a parameter, get its alignment from the parameter's DECL_ALIGN
10422 rather than the type's TYPE_ALIGN. Make sure that the parameter
10423 is at least word aligned.
10425 2005-01-22 Roger Sayle <roger@eyesopen.com>
10427 PR middle-end/19378
10428 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10430 2005-01-22 Richard Henderson <rth@redhat.com>
10432 PR target/19506
10433 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10434 in both compare operands.
10435 (movdfcc_1_sse_max): Likewise.
10436 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10437 (movdfcc_1_sse): Likewise.
10438 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10439 scratch register as needed.
10441 2005-01-22 Richard Henderson <rth@redhat.com>
10443 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10445 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10447 2005-01-22 Richard Henderson <rth@redhat.com>
10449 * genopinit.c (optabs): Use smin/smax for floating point too.
10450 * doc/md.texi: Update to match. Clarify that floating point
10451 results are undefined for +0/-0 and NaN.
10452 * doc/rtl.texi: Likewise.
10453 * rtl.def (SMIN, SMAX): Likewise
10454 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10456 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10457 leading 's' to the name.
10458 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10459 smaxxf3, sminxf3): Likewise.
10460 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10461 Likewise.
10463 2005-01-22 Paul Brook <paul@codesourcery.com>
10465 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10467 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10469 * config/s390/s390.c (struct processor_costs): New fields
10470 dlgr, dlr, dr, dsgfr, dsgr.
10471 (z900_cost, z990_cost): Values for new fields.
10472 (s390_rtx_costs): New cases MEM und COMPARE in switch
10473 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10474 DIV, MOD, UDIV, UMOD.
10476 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10478 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10479 into the register being decremented.
10480 ("doloop_si31", "doloop_di"): Likewise.
10481 ("*doloop_si_long"): Adapt pattern.
10483 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10485 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10486 access registers.
10487 (CLASS_MAX_NREGS): Likewise.
10489 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10491 * doc/tree-ssa.texi (Statement Operands): Add example for new
10492 must-def macro. Note deprecation of old operands interface.
10494 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10496 PR tree-optimization/19484
10497 * tree-cfg.c (remove_fallthru_edge): New function.
10498 (cleanup_control_flow): Remove fallthru edges from calls that are
10499 now known not to return.
10501 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10503 Fix PR tree-optimization/19038
10504 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10505 copies with loop variant ones.
10507 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10509 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10510 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10511 config/alpha/alpha.md, config/alpha/predicates.md,
10512 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10513 config/sparc/sol2.h: Update copyright.
10515 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10516 first label to see if it is a nonlocal label.
10518 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10519 Andrew Pinski <pinskia@physics.uc.edu>
10521 PR target/19491
10522 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10523 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10525 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10527 * config/rs6000/rtems.h: Update copyright.
10529 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10531 PR target/19548
10532 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10533 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10534 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10536 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10538 PR c/18809
10539 * c-typeck.c (convert_arguments): Check for error_mark_node.
10541 2005-01-21 Ian Lance Taylor <ian@airs.com>
10543 PR tree-optimization/13000
10544 * tree-inline.c: Include "tree-flow.h".
10545 (expand_call_inline): If warn_return_type, warn if non-void inline
10546 function falls through.
10547 * tree-cfg.c (execute_warn_function_return): Don't warn about
10548 control reaching end if TREE_NO_WARNING is set. Set
10549 TREE_NO_WARNING.
10550 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10551 has been lowered.
10552 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10553 branch if we don't need one.
10554 * c-typeck.c: Include "tree-flow.h"
10555 (c_finish_bc_stmt): Don't add a goto if the current statement
10556 list doesn't fall through to the current point.
10558 2005-01-21 Roger Sayle <roger@eyesopen.com>
10560 PR rtl-optimization/576
10561 * real.c (real_arithmetic): Change return type from void to bool
10562 to return an indication that the result may be inexact.
10563 * real.h (real_arithmeric): Update prototype.
10564 * fold-const.c (const_binop): Don't constant fold floating
10565 point expressions when the user specifies -frounding-math and
10566 the result may depend upon the run-time rounding mode.
10567 (fold_convert_const_real_from_real): Clean-up.
10568 (fold_initializer): Ignore flag_rounding_math for initializers.
10569 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10570 constant fold FP operations with flag_rounding_math if the
10571 result may depend upon the run-time rounding mode.
10573 2005-01-21 Tom Tromey <tromey@redhat.com>
10575 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10577 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10579 * tree-cfg.c: Fix comment typos.
10581 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10583 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10584 around the call to rest_of_handle_branch_target_load_optimize.
10586 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10588 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10589 (sparc64-*-openbsd*): Likewise.
10590 (sparclite-*-elf*): Include tm-dwarf2.h.
10591 (sparc86x-*-elf*): Likewise.
10592 (sparc64-*-elf*): Likewise.
10593 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10594 (DBX_DEBUGGING_INFO): Likewise.
10595 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10596 (PREFERRED_DEBUGGING_TYPE): Likewise.
10597 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10598 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10599 (PREFERRED_DEBUGGING_TYPE): Likewise.
10600 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10601 (PREFERRED_DEBUGGING_TYPE): Likewise.
10602 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10604 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10606 PR target/18701
10607 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10609 2005-01-20 Paul Brook <paul@codesourcery.com>
10611 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10613 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10615 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10616 label is first in a sequence of labels.
10618 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10620 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10621 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10623 * doc/sourcebuild.texi (Test Directives): New.
10625 2005-01-20 Roger Sayle <roger@eyesopen.com>
10627 * real.c (real_floor): Don't leave the result uninitialized when
10628 mode is VOIDMode, but return the unrounded intermediate value.
10629 (real_ceil): Likewise.
10631 2005-01-20 Paul Brook <paul@codesourcery.com>
10633 * config/arm/arm.md (insv): Use gen_int_mode.
10635 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10637 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10638 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10639 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10640 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10641 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10643 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10645 Fix PR debug/19124
10646 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10647 fbreg, so we have to assume we can't.
10648 (loc_descriptor_from_tree_1): Ditto.
10649 (containing_function_has_frame_base): New function.
10650 (add_location_or_const_value_attribute): Use it.
10651 Also try to generate a frame_base from a single element location
10652 list.
10654 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10656 PR tree-optimization/15349
10657 * timevar.def (TV_TREE_MERGE_PHI): New.
10658 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10659 PHI_WANTED.
10660 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10661 calls to tree_forwarder_block_p.
10662 (remove_forwarder_block_with_phi, merge_phi_nodes,
10663 gate_merge_phi, pass_merge_phi): New.
10664 * tree-optimize.c (init_tree_optimization_passes): Add
10665 pass_merge_phi.
10666 * tree-pass.h: Add an extern for pass_merge_phi;
10668 2005-01-20 Richard Henderson <rth@redhat.com>
10670 PR target/19418
10671 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10672 (_mm_castps_pd, _mm_castps_si128): New.
10673 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10675 2005-01-20 Richard Henderson <rth@redhat.com>
10677 PR target/19530
10678 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10679 __builtin_ia32_vec_init_v2si.
10680 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10681 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10682 (ix86_init_mmx_sse_builtins): Create it.
10683 (ix86_expand_builtin): Expand it.
10684 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10685 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10686 (vec_extractv2si_0, vec_extractv2si_1): New.
10688 2005-01-20 Richard Henderson <rth@redhat.com>
10690 PR target/16533
10691 * config/i386/i386.c (ix86_expand_push): New.
10692 * config/i386/mmx.md (push<MMXMODE>1): New.
10693 * config/i386/sse.md (push<SSEMODE>1): New.
10694 * config/i386/i386-protos.h: Update.
10696 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10698 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10699 copyright.
10701 2005-01-20 Richard Henderson <rth@redhat.com>
10703 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10704 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10706 2005-01-19 Richard Henderson <rth@redhat.com>
10708 PR target/19350
10709 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10710 to V4SFmode in SSE1 fallback load path.
10712 2005-01-19 Richard Henderson <rth@redhat.com>
10714 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10715 in QImode expansion to ix86_expand_vector_set.
10716 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10718 2005-01-19 Richard Henderson <rth@redhat.com>
10720 PR target/19511
10721 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10722 subclass of the input class.
10723 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10724 Always true for cross-SSE1 classes. Rationalize conditionals.
10725 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10726 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10727 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10728 (movdi_2): Add MMX/SSE zeros.
10729 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10730 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10731 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10732 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10733 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10734 (zero_extendsidi2_rex64_1): Remove.
10735 (MOV0 peephole): Check GENERAL_REG_P.
10737 2005-01-19 Richard Henderson <rth@redhat.com>
10739 PR target/19427
10740 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10741 shufps elements.
10742 (ix86_expand_vector_extract): Likewise.
10744 2005-01-19 Richard Henderson <rth@redhat.com>
10746 PR middle-end/19304
10747 * expr.c (emit_move_change_mode): New argument force; use
10748 simplify_gen_subreg if true.
10749 (emit_move_via_alt_mode): Merge into ...
10750 (emit_move_via_integer): ... here.
10751 (emit_move_ccmode): Use emit_move_change_mode directly.
10753 2005-01-19 Richard Henderson <rth@redhat.com>
10755 PR target/19518
10756 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10757 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10758 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10759 rtl if true.
10760 (alpha_emit_set_const): Likewise. Make static.
10761 (alpha_emit_set_long_const): Make static.
10762 (alpha_extract_integer): Split out from alpha_expand_mov.
10763 (alpha_split_const_mov): Likewise.
10764 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10765 (alpha_legitimate_constant_p): New.
10766 * config/alpha/alpha-protos.h: Update.
10767 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10768 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10769 * config/alpha/alpha.md (movsi): Add n alternative.
10770 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10771 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10772 (splitters for all of the above): Use alpha_split_const_mov.
10773 * config/alpha/predicates.md (non_add_const_operand): New.
10774 (non_zero_const_operand): New.
10775 (input_operand): Use alpha_legitimate_constant_p after reload.
10777 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10779 PR tree-optimization/19038
10780 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10781 (add_candidate): Add ivs with increment in latch only if
10782 allow_ip_end_pos_p is true.
10783 (determine_iv_cost): Use empty_block_p.
10785 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10787 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10788 (compute_dominance_frontiers): Ditto.
10790 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10792 PR target/19529
10793 * config/sh/t-rtems: New.
10794 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10796 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10798 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10799 the offset of the selected field.
10801 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10803 * tree-cfg.c (remove_forwarder_block): Fix the check to
10804 prevent a nonlocal label from appearing in the middle of a
10805 basic block.
10807 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10809 PR rtl-optimization/19462
10810 * reorg.c (find_end_label): Create return insn only if
10811 current_function_epilogue_delay_list is empty.
10813 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10815 * doc/passes.texi: Remove paragraph mentioning new-ra.
10817 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10819 PR rtl-optimization/15139
10820 * combine.c: Include params.h.
10821 (count_rtxs): New function.
10822 (record_value_for_reg): If replace_rtx would replace at least
10823 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10824 (clobber (const_int 0)) instead of TEM.
10825 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10826 * params.h (MAX_LAST_VALUE_RTL): New.
10827 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10828 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10830 PR c/17297
10831 * c-typeck.c (digest_init): Only call build_vector if all constructor
10832 elements are *_CST nodes.
10833 * gimplify.c (gimplify_init_constructor): Likewise.
10835 PR middle-end/19164
10836 * c-typeck.c (digest_init): Only call build_vector if inside_init
10837 is a CONSTRUCTOR.
10839 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10841 * toplev.c (init_asm_output): Remove dead #ifdef.
10843 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10845 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10847 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10849 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10850 accessing DECL_FUNCTION_CODE.
10851 * dojump.c (do_jump): Likewise.
10852 * gimplify.c (gimplify_call_expr): Likewise.
10853 * predict.c (expr_expected_value): Likewise.
10854 (strip_builtin_expect): Likewise.
10855 * tree-inline.c (estimate_num_insns_1): Likewise.
10856 * tree-ssa-loop-im.c (stmt_cost): Likewise
10857 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10858 (tree_expr_nonnegative_p): Likewise.
10860 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10862 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10863 variant of the load_pcrel_sym pattern.
10864 * config/sparc/sparc.md (P macro): Move to the top.
10865 (load_pcrel_sym): Macroize using P.
10866 (save_register_window): Likewise.
10868 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10870 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10871 ("sordered"): Same.
10873 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10875 PR C/19472
10876 * c-typeck.c (build_asm_expr): Strip nops off
10877 input memory operands.
10879 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10881 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10882 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10883 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10884 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10886 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10888 PR target/19379
10889 * config/i386/i386.c (override_options): If the 80387 is disabled,
10890 then do not return FP values using FP registers.
10892 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10894 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10895 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10896 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10897 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10898 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10899 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10900 output.h, postreload-gcse.c, postreload.c, recog.c,
10901 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10902 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10903 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10904 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10905 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10906 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10907 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10908 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10910 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10911 config/alpha/alpha.c, config/arm/vfp.md,
10912 config/i386/emmintrin.h, config/i386/i386-modes.def,
10913 config/i386/i386-protos.h, config/i386/i386.h,
10914 config/i386/pmmintrin.h, config/i386/ppro.md,
10915 config/i386/predicates.md, config/i386/xmmintrin.h,
10916 config/i860/i860.c, config/ia64/ia64-modes.def,
10917 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10918 config/ia64/ia64.md, config/ia64/itanium1.md,
10919 config/ia64/itanium2.md, config/ia64/predicates.md,
10920 config/iq2000/iq2000.h, config/mips/linux64.h,
10921 config/rs6000/aix41.h, config/rs6000/aix43.h,
10922 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10923 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10924 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10925 config/sparc/linux64.h, config/sparc/litecoff.h,
10926 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10927 config/sparc/sparc.h, config/sparc/sparc.md,
10928 config/sparc/sysv4-only.h: Update copyright.
10930 2005-01-18 Richard Henderson <rth@redhat.com>
10932 PR target/19496
10933 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10935 2005-01-18 Marc Espie <espie@openbsd.org>
10936 * config/i386/openbsdelf.h: Typo.
10938 2005-01-18 Richard Henderson <rth@redhat.com>
10940 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10941 special case for sse.
10942 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10944 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10946 * tree-inline.c (estimate_num_insns_1): Added cases for
10947 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10949 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10951 PR rtl-optimization/19296
10952 * combine.c (simplify_comparison): Rewrite the condition under
10953 which a non-paradoxical SUBREG of a PLUS can be lifted when
10954 compared against a constant.
10956 2005-01-18 Andi Kleen <ak@muc.de>
10958 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10959 * c.opt (-Wpointer-sign): Add.
10960 * doc/invoke.texi: (-Wpointer-sign): Add.
10962 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10964 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10965 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10966 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10967 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10968 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10969 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10970 for TARGET_MIX_SSE_I387.
10971 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10972 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10973 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10974 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10975 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10976 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10977 TARGET_MIX_SSE_I387.
10978 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10979 from expander.
10981 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10983 PR target/19424
10984 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10985 Add movaps alternative for xmm reg->reg move.
10987 2005-01-17 Jeff Law <law@redhat.com>
10989 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10990 at the end of the main DOM loop rather than just before DOM exits.
10992 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10994 PR tree-optimization/19121
10995 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10996 adding aliases to a name tag, also add them to the pointer's
10997 type tag.
10998 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10999 sensitive alias info at all. Only check that the two pointers
11000 have compatible pointed-to sets.
11001 * tree-ssa.c (verify_name_tags): Verify that the alias set of
11002 a pointer's type tag is a superset of the alias set of the
11003 pointer's name tag.
11005 2005-01-17 James E Wilson <wilson@specifixinc.com>
11007 PR target/19357
11008 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
11009 comment to document why.
11011 2005-01-17 Richard Henderson <rth@redhat.com>
11013 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
11014 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
11015 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
11016 sse2_vmsminv2df3_finite): New.
11017 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
11018 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
11019 Force op1 into register.
11021 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
11023 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
11024 bubblestrap from always rebuilding build directory.
11026 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
11028 * config/s390/s390.md ("*clc"): Remove incorrect '='.
11029 ("*cmpmem_short"): Likewise.
11031 2005-01-17 Steven Bosscher <stevenb@suse.de>
11033 * basic-block.h: Document BB_* flags.
11034 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
11035 use an sbitmap instead.
11036 * sched-rgn.c (compute_trg_info): Likewise.
11038 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
11040 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
11041 redundant target_cpu_default and extra_parts lines. Use the default
11042 "from-abi" ISA.
11043 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
11044 (SUBTARGET_EXTRA_SPECS): Delete.
11045 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
11046 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
11047 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
11048 and "n32" for -mabi=n32.
11050 2005-01-17 Ian Lance Taylor <ian@airs.com>
11052 PR c/5675
11053 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
11054 fold constant variables into initial values.
11056 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11058 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
11060 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
11061 through the statements backward.
11063 2005-01-17 Ian Lance Taylor <ian@airs.com>
11065 PR middle-end/13127:
11066 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
11067 a variable set to the return value of the inlined function.
11069 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
11071 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
11072 when modes are tieable.
11074 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
11076 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
11077 of pthread_create to find out if threads are enabled.
11078 * gthr-posix95.h (__gthread_active_p): Likewise.
11080 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11082 * common.opt (-fnew-ra): Remove.
11083 * ra*.*: Remove.
11084 * toplev.h (flag_new_regalloc): Remove.
11085 * Makefile.in (ra*.*): Don't mention.
11086 * passes.c (rest_of_handle_new_regalloc): Remove.
11087 (rest_of_handle_combine, rest_of_compilation): Always consider
11088 flag_new_regalloc as false.
11089 * doc/invoke.texi: Don't document -fnew-ra.
11091 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11093 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
11094 last parameter to reg_scan.
11095 * loop.c (loop_optimize): Likewise.
11096 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
11097 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
11098 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11099 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11100 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
11101 * regclass.c (reg_scan): Likewise, for the declaration.
11102 * rtl.h (reg_scan): Likewise, for the prototype.
11104 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11106 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11107 mark_dfs_back_edges.
11109 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11111 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11112 (compute_avail): Uses don't go in tmp_gen.
11114 2005-01-16 Steven Bosscher <stevenb@suse.de>
11116 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11117 loop to look for a free slot in a page entry.
11119 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11121 PR target/16304
11122 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11123 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11124 just before targetm.asm_out.file_end.
11125 * tree.h (process_pending_assemble_output_defs): Declare.
11126 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11127 New functions.
11128 (assemble_alias): Defer generation of assembly code for defines when
11129 TARGET_DEFERRED_OUTPUT_DEFS is true.
11130 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11131 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11132 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11134 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11136 PR target/19336
11137 * pa.c (pa_scalar_mode_supported_p): New function.
11138 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11139 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11141 * pa-protos.h (prefetch_operand): Delete.
11142 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11143 * pa.c (prefetch_operand): Delete.
11144 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11145 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11146 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11147 and prefetch_nocc_operand.
11148 * pa.md (prefetch): Rework to avoid reload problems handling short
11149 displacements when a cache control completer needs to be provided.
11150 (prefetch_32, prefetch_64): Delete.
11151 (prefetch_cc, prefetch_nocc): New patterns.
11153 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11155 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11157 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11159 PR ada/19388
11160 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11161 exceeds maximum alignment for global common data.
11162 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11163 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11165 2004-01-15 Roger Sayle <roger@eyesopen.com>
11167 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11169 2004-01-15 Roger Sayle <roger@eyesopen.com>
11171 * harg-reg-set.h (reg_class_names): Prototype global array.
11172 * regclass.c (reg_class_names): Declare here and initialize to
11173 REG_CLASS_NAMES.
11174 (dump_regclass): Remove local declaration of reg_class_names.
11175 (regclass): Likewise.
11176 * cfg.c (dump_flow_info): Likewise.
11177 * ra-debug.c (reg_class_names): Likewise.
11178 * regrename.c (reg_class_names): Likewise.
11179 * reload.c (reg_class_names): Likewise.
11180 * reload1.c (spill_failure): Likewise.
11181 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11183 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11185 * config/s390/s390.md ("reload_outti"): Remove predicate for
11186 output operand. Abort if operand is not a MEM.
11187 ("reload_outdi", "reload_outdf"): Likewise.
11189 2005-01-15 Marc Espie <espie@openbsd.org>
11191 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11192 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11193 * config/openbsd.h: Fix C++ includes for native configurations.
11194 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11195 Add trampoline support.
11196 * config/i386/openbsdelf.h: New.
11198 2005-01-15 Marc Espie <espie@openbsd.org>
11200 * collect2.c (main): Explicitly parse -dynamic-linker option.
11202 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11204 PR tree-optimization/19060
11205 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11206 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11207 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11208 and handle extract_range_from_cond returning false.
11209 * fold-const.c (fold): Optimize comparisons with min/max even for
11210 width > HOST_BITS_PER_WIDE_INT.
11212 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11214 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11215 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11216 Remove little endian multilib variants.
11217 Add mips32 multilib variant.
11219 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11221 * explow.c (copy_all_reg, stabilize): Remove.
11222 * expr.h: Remove the corresponding prototypes.
11224 * rtlanal.c (regs_set_between_p): Remove.
11225 * rtl.h: Remove the corresponding prototype.
11227 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11229 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11230 to rs6000_nonimmediate_operand.
11231 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11232 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11233 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11234 rs6000_nonimmediate_operand.
11235 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11236 rs6000_nonimmediate_operand.
11238 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11240 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11242 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11244 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11245 on e500v2.
11246 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11247 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11249 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11250 (rs6k_nonimmediate_operand): New.
11251 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11252 correctly.
11253 (legitimate_lo_sum_address_p): Same.
11254 (rs6000_legitimize_address): Same.
11255 (rs6000_legitimize_reload_address): Same.
11256 (rs6000_legitimate_address): Same.
11257 (spe_build_register_parallel): Pass DF and DC modes in a DI
11258 register.
11260 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11261 to rs6k_nonimmediate_operand.
11263 * config/rs6000/spe.md ("*frob_df_di"): New.
11264 ("*frob_di_df"): New.
11265 ("*frob_di_df_2"): New.
11266 ("*mov_sidf_e500_subreg0"): New.
11267 ("*mov_sidf_e500_subreg4"): New.
11268 ("*movdf_e500_double"): Change predicate to
11269 rs6k_nonimmediate_operand.
11271 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11273 * postreload.c (move2add_note_store): Only call
11274 trunc_int_for_mode on scalar integers.
11276 2005-01-14 Steven Bosscher <stevenb@suse.de>
11278 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11279 replace BB_VISITED uses.
11280 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11281 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11282 (tree_dce_done): Free visited_control_parents.
11283 (perform_tree_ssa_dce): Allocate and clear it.
11284 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11285 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11286 instead of BB_VISITED.
11288 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11290 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11291 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11292 Remove unused prototypes.
11294 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11296 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11297 64-bit register usage.
11298 (spe_func_has_64bit_regs_p): Add FIXME note.
11300 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11302 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11303 flag_finite_math_only with flag_unsafe_math_optimizations.
11305 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11307 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11308 end-of-stack check.
11309 (__tpf_eh_return): Copy TPF private stack area from the module
11310 boundary stack frame. Add check for when module addresses are
11311 equal, but no stub address is found.
11313 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11315 PR target/7525
11316 * arm.h (struct machine_function): Add call_via field.
11317 (thumb_call_via_label): Declare.
11318 * arm.c (thumb_call_via_label): New variable.
11319 (thumb_call_reg_needed): New variable.
11320 (arm_output_function_epilogue): For Thumb code, output any per-function
11321 call-indirect trampolines.
11322 (thumb_call_via_reg): New function.
11323 (arm_file_end): New function.
11324 (TARGET_ASM_FILE_END): Call arm_file_end.
11325 (aof_file_end): Likewise.
11326 * arm-protos.h (thumb_call_via_reg): Declare.
11327 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11328 thumb_call_via_reg in normal case.
11330 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11332 PR middle-end/19084
11333 PR rtl-optimization/19348
11334 * recog.c (peephole2_optimize): Do global life update if some peephole
11335 decides it doesn't need at least one of its inputs and that change
11336 influences liveness at the start of the basic block.
11338 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11339 arguments instead of 1.
11341 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11343 PR middle-end/18820
11344 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11345 zero for nested functions needing a static chain or functions
11346 with a non-constant address.
11348 2005-01-13 Roger Sayle <roger@eyesopen.com>
11350 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11351 (and (sign_extend X) C) into (zero_extend (and X C)).
11353 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11355 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11357 2005-01-13 Richard Henderson <rth@redhat.com>
11359 PR target/19009
11360 PR target/19250
11361 PR target/19252
11362 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11363 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11364 not just TARGET_SSE.
11365 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11366 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11367 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11368 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11369 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11370 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11371 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11372 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11373 (movdicc_c_rex64): Rename with '*'.
11374 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11375 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11376 (movsfcc_1_387): Rename from movsfcc_1.
11377 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11378 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11379 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11380 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11381 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11382 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11383 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11384 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11385 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11386 sse_movdfcc_const0_4): Remove.
11387 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11388 recognize min/max early. Update for changed sse cmove patterns.
11389 (ix86_split_sse_movcc): New.
11390 * config/i386/i386-protos.h: Update.
11392 2005-01-13 Steven Bosscher <stevenb@suse.de>
11394 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11395 (fix_stmt_v_may_defs): Likewise.
11397 2005-01-13 Richard Henderson <rth@redhat.com>
11399 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11400 for converting the mask.
11402 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11404 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11405 definition to 600.
11407 2005-01-13 Richard Henderson <rth@redhat.com>
11409 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11410 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11411 IX86_BUILTIN_MOVDQ2Q): Remove.
11412 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11413 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11414 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11415 shuffling.
11416 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11417 (sse2_pextrw): Fix immediate constraint.
11418 (sse2_loadq, sse2_loadq_rex64): Remove.
11419 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11420 Use __builtin_ia32_vec_ext_<size>.
11421 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11423 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11425 * function.c (assign_parm_setup_block): Look inside original
11426 entry_parm when inspecting PARALLEL.
11428 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11429 Joel Sherrill <joel@oarcorp.com>
11431 PR target/19399
11432 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11433 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11434 rtems_gxx_recursive_mutex_init.
11435 (__gthread_recursive_mutex_lock): New function.
11436 (__gthread_recursive_mutex_trylock): Likewise.
11437 (__gthread_recursive_mutex_unlock): Likewise.
11439 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11441 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11443 2005-01-13 Jan Beulich <jbeulich@novell.com>
11445 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11446 (ashrti3_internal): Indicate output is early clobber. Generate result
11447 into output rather than first input. Use move for low word of output
11448 if shift count is exactly 64.
11449 (lshrti3_internal): Likewise.
11451 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11453 PR target/18329
11454 PR target/18330
11455 * reload1.c (delete_output_reload): Don't delete an output reload
11456 if the pseudo lives longer than a single basic block. Adjust and
11457 improve wording of comment.
11459 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11461 PR target/19334
11462 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11463 of TYPE_SIZE where we mean the number of bytes.
11465 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11467 * function.c (assign_parm_setup_block): Relax condition on
11468 multi-register optimization.
11470 2005-01-12 Nick Clifton <nickc@redhat.com>
11472 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11473 an "in_delay_slot" attribute of "no" to prevent them being used in
11474 delay slots. This is forbidden because they might generate
11475 exceptions.
11477 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11479 PR target/19389
11480 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11481 with r->Y and Y->r.
11483 2005-01-12 Nick Clifton <nickc@redhat.com>
11485 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11486 passed on to GAS) but do not define, as GAS no longer supports or
11487 needs the -m2000 option.
11489 2005-01-11 Roger Sayle <roger@eyesopen.com>
11491 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11492 type as args of unprototyped builtins aren't automatically promoted.
11493 (fold_builtin_abs): Likewise.
11495 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11497 * Makefile.in: Set a `build-warn' variable.
11499 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11501 PR tree-optimization/17949
11502 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11503 (find_interesting_uses_address): Use it.
11505 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11507 * regrename.c (kill_value): Handle subreg's that won't simplify.
11509 2005-01-11 Richard Henderson <rth@redhat.com>
11511 PR target/13366
11512 * config/i386/i386.h (enum ix86_builtins): Move ...
11513 * config/i386/i386.c: ... here.
11514 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11515 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11516 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11517 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11518 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11519 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11520 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11521 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11522 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11523 IX86_BUILTIN_LOADDDUP): Remove.
11524 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11525 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11526 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11527 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11528 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11529 (ix86_init_builtins): Make static.
11530 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11531 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11532 if all the modes match. Otherwise, fake it.
11533 (get_element_number, ix86_expand_vec_init_builtin,
11534 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11535 (ix86_expand_builtin): Make static. Update for changed builtins.
11536 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11537 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11538 (ix86_expand_vector_init_duplicate): New.
11539 (ix86_expand_vector_init_low_nonzero): New.
11540 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11541 Split out from ix86_expand_vector_init; handle integer modes.
11542 (ix86_expand_vector_init): Use them.
11543 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11544 * config/i386/i386-protos.h: Update.
11545 * config/i386/predicates.md (reg_or_0_operand): New.
11546 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11547 (movv2sf_internal): Likewise. And a splitter to match them all.
11548 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11549 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11550 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11551 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11552 (mmx_pinsrw): Fix operand ordering.
11553 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11554 rather than sse_loadss expander.
11555 (movv2df splitter): Similarly.
11556 (sse_loadss, sse_loadlss): Remove.
11557 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11558 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11559 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11560 (sse3_movddup): Rename with '*'.
11561 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11562 (sse2_loadsd): Remove.
11563 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11564 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11565 (sse2_pinsrw): Fix argument ordering.
11566 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11567 (sse2_stored): Remove 'r' destination.
11568 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11569 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11570 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11571 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11572 vec_extractv16qi, vec_initv16qi): New.
11574 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11575 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11576 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11577 constructor form.
11578 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11579 (_mm_load_si128, _mm_store_si128): Likewise.
11580 (_mm_load1_pd): Use _mm_set1_pd.
11581 (_mm_load_sd): Use _mm_set_sd.
11582 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11583 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11584 (_mm_set_epi64): Use _mm_set_epi64x.
11585 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11586 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11587 _mm_setr_epi8): Use _mm_set_foo form.
11588 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11589 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11590 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11591 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11592 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11593 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11594 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11595 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11596 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11597 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11598 (_mm_movedup_pd): Use _mm_shuffle_pd.
11599 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11600 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11601 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11602 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11603 Use _mm_setzero_ps.
11604 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11605 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11606 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11607 (_mm_store_ps): Use raw dereference.
11608 (_mm_store1_ps): Use _mm_storeu_ps.
11609 (_mm_storer_ps): Use _mm_store_ps.
11610 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11611 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11613 2005-01-11 Stan Shebs <shebs@apple.com>
11615 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11616 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11618 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11620 PR target/18761
11621 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11622 Skip all DECLs except for FIELD_DECLs.
11624 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11626 * config/s390/s390.c (override_options): Return error if
11627 -mbackchain, -mpacked-stack and -mhard-float are used together.
11628 (s390_va_start): Remove the backchain && packed-stack special case.
11629 (s390_gimplify_va_arg): Likewise.
11630 * doc/invoke.texi: Remove the ABI incompatibility note.
11632 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11634 * config/s390/s390.c (struct s390_frame_layout): Remove
11635 save_backchain_p.
11636 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11637 save_backchain_p with TARGET_BACKCHAIN.
11639 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11641 PR target/18916
11642 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11643 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11644 * function.c (locate_and_pad_parm): Set new field.
11645 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11646 Tweak where_pad test to include "none". Always set mem align for
11647 stack_parm.
11648 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11649 not sufficient for type.
11650 (assign_parm_setup_block): If stack_parm is zero on entry, always
11651 make a new stack local. Block move old stack parm if necessary
11652 to new aligned stack local.
11653 (assign_parm_setup_stack): Use a block move to handle
11654 potentially misaligned entry_parm.
11655 (assign_parms_unsplit_complex): Specify required alignment when
11656 creating stack local.
11657 * calls.c (compute_argument_addresses): Override alignment of stack
11658 arg calculated from its type with the alignment given by
11659 FUNCTION_ARG_BOUNDARY.
11660 (store_one_arg): Likewise.
11662 2005-01-11 Jan Beulich <jbeulich@novell.com>
11664 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11665 Change respective itanium_class attribute to ialu.
11666 (shladdp4_internal): New.
11667 * config/ia64/predicates.md (shladd_log2_operand): New.
11669 2005-01-11 Richard Henderson <rth@redhat.com>
11671 * expr.c (store_constructor): Use rtvec_alloc instead of
11672 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11674 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11676 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11678 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11680 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11681 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11682 (TARGET_RWRELOC): Define.
11683 (ia64_rwreloc_section_type_flags): Delete.
11684 (ia64_section_type_flags): New function.
11685 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11686 (TARGET_RWRELOC): Define.
11688 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11690 PR target/18987
11691 * config/ia64/ia64.c (process_set): For alloc insn, only call
11692 process_epilogue is !frame_pointer_needed.
11694 2005-01-10 Roger Sayle <roger@eyesopen.com>
11696 PR c++/19355
11697 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11698 unary operator and can't be treated as a binary/comparison operator.
11700 2005-01-10 Richard Henderson <rth@redhat.com>
11702 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11703 (ix86_return_in_memory): Likewise.
11704 (function_arg_advance): Likewise. Mirror structure in function_arg
11705 for choosing register to advance.
11707 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11709 * tree-vectorizer.c, tree.def: Fix comment typos.
11711 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11713 * config/s390/s390.c (struct processor_costs): 4 new fields:
11714 ddbr, ddr, debr, der.
11715 (s390_rtx_costs): More precise handling of divide instructions.
11717 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11719 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11721 2005-01-10 Jan Beulich <jbeulich@novell.com>
11723 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11724 names resulting from -ffunction-sections/-fdata-sections and linkonce
11725 ones.
11726 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11727 based on the section name. Rearrange the section name comparison logic
11728 slightly so that each section name is compared against at most once.
11730 2005-01-10 Ben Elliston <bje@au.ibm.com>
11732 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11733 targets for which -fPIC reduces limitations on the GOT size.
11735 2005-01-09 Falk Hueffner <falk@debian.org>
11737 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11738 X/C1 cmpop C2.
11740 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11742 PR target/18720
11743 * collect2.c (main): Set aixrtl_flag for -brtl option.
11744 (resolve_lib_name): Search for .so file extension before .a
11745 if aixrtl_flag set.
11747 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11749 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11750 (vect_analyze_data_refs_alignment): Add dump prints.
11752 2005-01-09 Ira Rosen <irar@il.ibm.com>
11754 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11755 expr_invariant_in_loop_p.
11756 Initialize outputs first thing in the function.
11757 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11758 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11759 (vect_analyze_pointer_ref_access): Check that the initial condition of
11760 the access function is loop invariant.
11762 2005-01-09 Richard Henderson <rth@redhat.com>
11764 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11765 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11766 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11767 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11768 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11769 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11770 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11771 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11772 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11773 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11774 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11775 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11776 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11777 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11778 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11779 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11780 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11781 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11782 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11783 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11784 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11785 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11786 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11787 mmx_ prefix.
11788 (mmx_clrdi, pavgusb): Remove.
11789 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11790 with leading sse_ prefix.
11791 * config/i386/sse.md: Receive them.
11792 * config/i386/mmx.md: New file.
11793 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11794 (subrv2sf3): Turn into expander for normal subtraction.
11795 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11796 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11797 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11798 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11799 commutative; use ix86_binary_operator_ok.
11800 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11801 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11802 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11803 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11804 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11805 Macroize from existing patterns; use ix86_binary_operator_ok.
11806 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11807 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11808 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11809 with vec_select+vec_concat.
11810 (mmx_pshufw, mmx_pshufw_1): Likewise.
11811 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11812 (mmx_uavgv4hi3): Model correctly.
11813 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11814 _mm_xor_si64): Remove casts.
11816 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11818 PR tree-optimization/19224
11819 * tree-scalar-evolution.c (get_instantiated_value,
11820 set_instantiated_value): New functions.
11821 (instantiate_parameters_1): Cache the results.
11822 (instantiate_parameters, resolve_mixers): Initialize and free
11823 the cache.
11825 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11827 * config/i386/i386.md (addhi_4): Correct reference in comment.
11828 (addqi_4): Same.
11830 2005-01-08 Richard Henderson <rth@redhat.com>
11832 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11833 (_mm_cvtsi128_si64x): Likewise.
11834 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11835 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11836 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11837 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11838 * config/i386/i386-protos.h: Update.
11839 * config/i386/i386.c (print_operand): Add 'H'.
11840 (ix86_fixup_binary_operands): Split out from ...
11841 (ix86_expand_binary_operator): ... here.
11842 (ix86_fixup_binary_operands_no_copy): New.
11843 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11844 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11845 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11846 (safe_vector_operand): Use CONST0_RTX.
11847 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11848 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11849 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11850 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11851 special cases.
11852 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11853 (IX86_BUILTIN_CMPNGESS): New.
11854 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11855 (attr type): Add sselog1.
11856 (attr unit, attr memory): Handle it.
11857 (movti, movti_internal, movti_rex64): Move near other integer moves.
11858 (movtf, movtf_internal): Move near other fp moves.
11859 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11860 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11861 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11862 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11863 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11864 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11865 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11866 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11867 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11868 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11869 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11870 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11871 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11872 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11873 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11874 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11875 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11876 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11877 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11878 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11879 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11880 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11881 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11882 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11883 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11884 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11885 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11886 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11887 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11888 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11889 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11890 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11891 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11892 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11893 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11894 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11895 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11896 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11897 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11898 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11899 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11900 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11901 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11902 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11903 same time.
11904 (SSEPUSH, push<SSEPUSH>): Remove.
11905 (MMXPUSH, push<MMXPUSH>): Remove.
11906 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11907 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11908 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11909 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11910 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11911 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11912 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11913 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11914 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11915 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11916 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11917 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11918 (ppro_sse_log_V4SF): Handle sselog1.
11919 * config/i386/predicates.md (const_0_to_1_operand): New.
11920 (const_0_to_255_mul_8_operand): New.
11921 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11922 (const_2_to_3_operand, const_4_to_7_operand): New.
11923 * config/i386/sse.md: New file.
11924 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11925 (sse_movups): Rename from sse_movups_1.
11926 (sse_loadlss): Rename from sse_loadss_1.
11927 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11928 from the name.
11929 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11930 (absv4sf2, negv2df, absv2df): New.
11931 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11932 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11933 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11934 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11935 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11936 (sse3_addsubv4sf3): Model correctly.
11937 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11938 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11939 (sse_movhlps): Model with vec_select+vec_concat.
11940 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11941 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11942 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11943 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11944 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11945 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11946 sse2_pshufhw_1): Likewise.
11947 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11948 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11949 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11950 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11951 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11952 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11953 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11954 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11955 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11956 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11957 sminv8hi3): Mark commutative
11958 operands. Use ix86_binary_operator_ok.
11959 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11960 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11961 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11962 sse2_punpcklqdq): Allow operand2 in memory.
11963 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11964 sse2_movsd): Add memory alternatives.
11965 (sse_storelps): Turn expander into an insn; split after reload.
11966 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11967 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11969 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11971 * configure.ac (DWARF-2 debug_line): Use objdump.
11972 * configure: Regenerate.
11974 2005-01-08 Jeff Law <law@redhat.com>
11975 Diego Novillo <dnovillo@redhat.com>
11977 PR tree-optimization/18241
11978 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11979 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11980 statements with volatile operands.
11981 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11982 operands after marking a statement with has_volatile_ops.
11984 2005-01-08 Roger Sayle <roger@eyesopen.com>
11986 * tree.c (int_fits_type_p): Always honor integer constant
11987 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11989 2005-01-08 Roger Sayle <roger@eyesopen.com>
11991 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11992 the latent bug in rtl_delete_block has been resolved.
11994 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11996 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11997 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11999 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12001 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
12002 library as @multilib_dir@/$(SHLIB_SONAME).
12004 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12006 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
12007 * configure: Regenerate.
12009 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12011 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
12012 TYPE_MODE.
12014 2005-01-07 David Edelsohn <edelsohn@gnu.org>
12016 PR target/13674
12017 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
12018 Convert non-word aligned offset address using ld/std into
12019 indirect address.
12021 2005-01-07 Richard Henderson <rth@redhat.com>
12023 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
12025 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
12027 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
12029 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12031 PR tree-optimization/19283
12032 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
12033 is not shorter than the original type.
12035 PR rtl-optimization/19012
12036 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
12038 PR rtl-optimization/18861
12039 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
12040 (FULL_STATE): Define.
12041 (mark_tablejump_edge): New function.
12042 (purge_dead_tablejump_edges): New function.
12043 (find_bb_boundaries): Use it.
12045 PR tree-optimization/18828
12046 * builtins.c (expand_builtin_next_arg): Remove argument and all
12047 the argument checking.
12048 (expand_builtin): Adjust caller.
12049 (expand_builtin_va_start): Likewise. Remove error for too many
12050 arguments.
12051 (fold_builtin_next_arg): Issue error for too many arguments.
12052 After checking arguments, replace them with magic arguments that
12053 prevent further checking of the args.
12055 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12057 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
12059 2005-01-06 Roger Sayle <roger@eyesopen.com>
12061 PR target/6077
12062 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
12063 and %{.S:...} (and their negative variants) to test whether the
12064 input file is assembler or pre-processed-assembler independent of
12065 the actual filename extension.
12067 2005-01-06 Roger Sayle <roger@eyesopen.com>
12069 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
12070 of sign or zero extended values.
12072 2005-01-06 Geoffrey Keating <geoffk@apple.com>
12074 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
12075 for IBM long double format correctly.
12077 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
12079 Fix PR tree-optimization/18792
12081 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
12082 to first_loop_depth, and use loop depth instead of loop number.
12083 (build_classic_dir_vector): Ditto.
12084 (compute_data_dependences_for_loop): Use depth, not loop number.
12085 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
12086 number. Pass in loops, instead of loop numbers.
12087 (gather_interchange_stats): Ditto.
12088 (linear_transform_loops): Ditto.
12090 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
12092 PR rtl-opt/13299
12093 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
12094 biv_fits_mode_p, extension_within_bounds_p): New functions.
12095 (check_ext_dependent_givs): Use them.
12097 2005-01-06 Roger Sayle <roger@eyesopen.com>
12099 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
12100 more than one barrier, in which case we should delete them all.
12102 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12104 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12106 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12108 Fix PR middle-end/19286
12109 Fix PR debug/19267
12110 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12111 output this subprogram, simply ignore this attempt to do it again.
12112 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12113 origin attribute if it's not possible.
12114 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12115 (decls_for_scope): Ditto.
12116 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12117 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12119 2005-01-05 Richard Henderson <rth@redhat.com>
12121 PR target/11327
12122 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12123 (bdesc_2arg): Use it.
12124 (ix86_expand_binop_builtin): Force operands into registers
12125 when optimizing.
12126 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12127 ix86_expand_sse_compare, ix86_expand_sse_comi,
12128 ix86_expand_builtin): Likewise.
12130 2005-01-05 Richard Henderson <rth@redhat.com>
12132 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12133 and VEC_SELECT.
12134 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12135 (mulv4hi3): Set itanium_class mmmul.
12136 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12137 (fpack): Rename from fpack_sfsf.
12139 2005-01-05 Richard Henderson <rth@redhat.com>
12141 PR rtl-opt/10692
12142 * reload1.c (do_input_reload): Restrict the optimization deleteing
12143 a previous output reload to RELOAD_FOR_INPUT.
12145 2005-01-05 Steven Bosscher <stevenb@suse.de>
12147 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12148 comment that we fall through after case.
12149 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12150 (distribute_links): Likewise.
12151 * cse.c (cse_insn): Likewise.
12152 * cselib.c (cselib_invalidate_mem): Likewise.
12153 * df.c: Update comments at the top of the file.
12154 (read_modify_subreg_p): Update comments here too.
12155 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12156 * flow.c (mark_set_1): Likewise.
12157 (mark_used_regs): Likewise.
12158 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12159 (canon_list_insert): Likewise.
12160 (mark_set): Likewise.
12161 (try_replace_reg): Likewise.
12162 (store_killed_in_insn): Likewise.
12163 * loop.c (count_one_set): Likewise.
12164 (basic_induction_var): Likewise.
12165 * postreload-gcse.c (find_mem_conflicts): Likewise.
12166 * postreload.c (reload_combine_note_store): Likewise.
12167 (move2add_note_store): Likewise.
12168 * reload.c (find_equiv_reg): Likewise.
12169 (mark_referenced_resources): Likewise.
12170 * rtlanal.c (set_noop_p): Likewise.
12171 (note_stores): Likewise.
12172 (note_uses): Likewise.
12173 * sched-deps.c (sched_analyze_1): Likewise.
12174 * sched-rgn.c (check_live_1): Likewise.
12175 (update_live_1): Likewise.
12176 * config/i860/i860.c: Likewise.
12178 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12179 an lvalue.
12180 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12182 * doc/rtl.texi: Update documentation for bit-fields and SET.
12184 2005-01-05 Roger Sayle <roger@eyesopen.com>
12186 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12188 2005-01-05 Jan Hubicka <jh@suse.cz>
12189 Richard Henderson <rth@redhat.com>
12191 PR target/18910
12192 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12193 with an offset.
12195 2005-01-05 Richard Henderson <rth@redhat.com>
12197 PR target/12902
12198 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12199 (sse_shufps): Change operand 3 to const_int_operand.
12200 (sse2_storelps): Fix typo in template.
12201 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12202 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12203 (ix86_expand_builtin): Likewise.
12205 2005-01-05 Julian Brown <julian@codesourcery.com>
12207 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12208 as aggregates for AAPCS ABIs.
12210 2005-01-05 Stan Shebs <shebs@apple.com>
12212 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12213 Mach-O getters if ppc64.
12214 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12215 size argument.
12216 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12217 signed four-byte field for global code case.
12218 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12220 2005-01-05 Roger Sayle <roger@eyesopen.com>
12222 PR middle-end/19100
12223 * c-common.c: Include real.h.
12224 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12225 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12226 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12227 * Makefile.in (c-common.o): Update dependencies.
12229 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12231 * c-parse.in (asm_string): Add trailing semicolon.
12233 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12235 * c-parse.in (asm_string): New. Don't allow wide strings in
12236 'asm'.
12237 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12238 asm_string instead of STRING.
12240 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12242 * c-typeck.c (constructor_no_implicit): Remove.
12243 (set_designator, process_init_element): Don't check
12244 constructor_no_implicit.
12246 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12247 Kaz Kojima <kkojima@gcc.gnu.org>
12249 PR target/16482
12250 * lcm.c (create_pre_exit): New.
12251 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12252 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12254 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12256 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12257 -msoft-float in target_float_switch.
12258 * arm.c (arm_override_options): Fix processing of target_float_switch.
12260 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12262 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12263 preferencing.
12265 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12267 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12268 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12270 2005-01-04 Roger Sayle <roger@eyesopen.com>
12272 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12273 if deleting the then-block allows the test-block to fallthru to the
12274 else-block.
12276 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12278 PR c/19152
12279 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12280 after the full declaration if the are in two different TUs.
12282 2005-01-04 Richard Henderson <rth@redhat.com>
12284 PR tree-opt/19158
12285 * tree-sra.c (generate_one_element_init): Just
12286 call gimplify_and_add.
12287 (generate_element_init): Record the
12288 new referenced variables and mark them for renaming
12289 and split out to ...
12290 (generate_element_init_1): This.
12291 (scalarize_init): Don't call push_gimplify_context/
12292 pop_gimplify_context.
12294 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12296 * toplev.c (get_src_pwd): Handle failure of getpwd().
12298 2005-01-04 Roger Sayle <roger@eyesopen.com>
12300 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12301 of TRUTH_NOT_EXPR.
12302 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12303 all the cases handled by it are inverted by invert_truthvalue.
12305 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12307 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12308 (save_register_windowsi): Likewise.
12310 2005-01-04 Richard Henderson <rth@redhat.com>
12312 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12314 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12316 PR middle-end/17767
12317 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12318 any simplifications of vector mode comparison operators.
12319 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12321 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12322 Devang Patel <dpatel@apple.com>
12324 PR tree-optimization/18308
12325 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12326 the operands before creating a new expression.
12327 * dojump.c (do_jump): Make drop_through_label available
12328 for all cases. Add expansion of COND_EXPR.
12330 2005-01-04 Ira Rosen <irar@il.ibm.com>
12332 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12333 INTEGER_CST instead of TREE_CONSTANT.
12334 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12335 instead of TREE_CONSTANT.
12336 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12337 instead of TREE_CONSTANT.
12339 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12341 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12343 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12345 PR target/19240
12346 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12347 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12349 2005-01-03 Richard Henderson <rth@redhat.com>
12351 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12352 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12353 fold_convert_const_real_from_real): Split out from ...
12354 (fold_convert_const): ... here.
12356 2005-01-03 Richard Henderson <rth@redhat.com>
12358 PR target/19235
12359 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12360 (mov<MMXMODEI>_internal): Likewise.
12361 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12362 Add V2SF case; use it for SSE1; don't use TI.
12363 (movdf_integer): Likewise.
12364 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12366 2005-01-03 Ira Rosen <irar@il.ibm.com>
12368 * tree-vectorizer.c (vect_strip_conversions): New function.
12369 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12370 check for binary class.
12372 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12374 Fix PR debug/17924
12375 Fix PR debug/19191
12376 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12377 is a decl.
12378 * gimple-low.c (mark_blocks_with_used_vars): New function.
12379 (mark_blocks_with_used_subblocks): Ditto.
12380 (mark_used_blocks): Ditto.
12381 (pass_mark_used_blocks): New pass.
12382 * tree-inline.c: Include debug.h.
12383 (expand_call_inline): Call outlining_inline_function here.
12384 * tree-optimize.c (init_tree_optimization_passes): Add
12385 pass_mark_used_blocks.
12386 * tree-pass.h (pass_mark_used_blocks): New.
12387 * Makefile.in (tree-inline.o): Add debug.h dependency.
12389 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12391 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12392 VAR_DECLs to have weak_import attribute.
12394 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12395 'struct ucontext'.
12397 2004-01-03 Steven Bosscher <stevenb@suse.de>
12399 * passes.c (rest_of_compilation): Don't run regmove if only
12400 flag_expensive_optimizations, require flag_regmove instead.
12402 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12404 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12405 register "sparc".
12406 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12407 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12408 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12409 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12411 2005-01-03 Richard Henderson <rth@redhat.com>
12413 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12414 (ia64_const_ok_for_letter_p): New.
12415 (ia64_const_double_ok_for_letter_p): New.
12416 (ia64_extra_constraint): New.
12417 (ia64_expand_vecint_compare): New.
12418 (ia64_expand_vcondu_v2si): New.
12419 (ia64_expand_vecint_cmov): New.
12420 (ia64_expand_vecint_minmax): New.
12421 (ia64_print_operand): Add 'v'.
12422 (ia64_preferred_reload_class): New.
12423 (ia64_vector_mode_supported_p): New.
12424 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12425 (PREFERRED_RELOAD_CLASS): Move to function.
12426 (CONST_OK_FOR_LETTER_P): Move to function.
12427 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12428 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12429 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12430 (EXTRA_CONSTRAINT): Move to function.
12431 * config/ia64/ia64.md: Include vect.md.
12432 (itanium_class): Add mmalua.
12433 (type): Handle it.
12434 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12435 (1b_mmalua): New.
12436 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12437 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12438 CONST0_RTX.
12439 (const_int_2bit_operand): New.
12440 (fr_reg_or_0_operand): New.
12441 * config/ia64/ia64-modes.def: Add vector modes.
12442 * config/ia64/ia64-protos.h: Update.
12443 * config/ia64/vect.md: New file.
12445 2005-01-03 Richard Henderson <rth@redhat.com>
12447 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12449 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12451 PR target/19236
12452 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12453 to SFmode.
12454 (log1pdf2): Change mode of operands[0,1] to DFmode.
12456 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12458 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12459 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12460 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12461 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12462 SPARC_RELAXED_ORDERING.
12464 2005-01-03 Richard Henderson <rth@redhat.com>
12465 Uros Bizjak <uros@kss-loka.si>
12467 PR target/14631
12468 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12469 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12470 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12471 handling.
12472 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12473 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12474 const_pow2_1_to_128_operand): New predicates.
12476 2005-01-02 Greg McGary <greg@mcgary.org>
12478 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12479 anonymous decls.
12480 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12481 object. [ptr_type]: Remove unused variable.
12482 Remember nearest addressable array-element or record-component
12483 when checking bitfield components. Tolerate empty BIND_EXPR.
12485 2005-01-01 Richard Henderson <rth@redhat.com>
12487 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12488 that don't narrow the value. Fail for other conversions.
12490 2005-01-01 Richard Henderson <rth@redhat.com>
12492 PR c/19031
12493 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12494 * c-lang.c (finish_file): Don't do it here.
12495 * objc/objc-act.c (objc_finish_file): Likewise.
12497 * cgraph.c (decl_assembler_name_equal): New.
12498 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12499 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12500 * cgraph.h (struct cgraph_varpool_node): Add next.
12501 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12502 * varasm.c (assemble_alias): Mark the target as needed.
12504 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12506 PR middle-end/19221
12507 * function.c (get_arg_pointer_save_area): Use entry_of_function
12508 instead of get_insns.
12510 2005-01-01 Roger Sayle <roger@eyesopen.com>
12511 Andrew Pinski <pinskia@physics.uc.edu>
12512 James E. Wilson <wilson@specifixinc.com>
12514 PR rtl-optimization/12092
12515 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12516 is zero.
12518 2005-01-01 Roger Sayle <roger@eyesopen.com>
12519 Olivier Hainque <hainque@act-europe.fr>
12521 * tree.c (int_fits_type_p): A narrower type always fits in a
12522 wider one, except for negative values into unsigned types.
12524 2005-01-01 Roger Sayle <roger@eyesopen.com>
12526 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12527 with the original constant rather than require TREE_OVERFLOW.
12529 2005-01-01 Steven Bosscher <stevenb@suse.de>
12531 PR middle-end/17544
12532 * c-decl.c (finish_function): If compiling C99, annotate the
12533 compiler generated return with the current file name and line 0.
12534 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12535 the source line is greater than 0.
12536 (remove_bb): Likewise.