1 2005-04-17 Ian Lance Taylor <ian@airs.com>
3 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
5 from enum tree_code op to bool is_sizeof.
6 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
7 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
10 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
12 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
15 2005-04-17 Ian Lance Taylor <ian@airs.com>
17 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
19 2005-04-17 Richard Henderson <rth@redhat.com>
21 * config/alpha/alpha.c (va_list_skip_additions): Only define if
23 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
24 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
25 of indirection through ssa names while looking for the gpr counter
27 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
28 saved va_list_gpr_size and va_list_fpr_size.
30 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
32 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
33 both pointers or both integers.
35 * tree-vrp.c (maybe_add_assert_expr): Don't assert
36 ASSERT_EXPRs for single-use variable.
38 * tree-into-ssa.c: Fix a comment typo.
40 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
42 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
43 -mipsN before forcing a default of -mips2.
45 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
47 * predict.h (IS_TAKEN): Remove.
48 * rtl.h (NOTE_PREDICTION): Likewise.
50 * modulo-sched.c (CFG_HOOKS): Remove.
52 * c-parser.c (N_C_TTYPES): Remove.
54 * tree-flow-inline.h (get_stmt_operands): Remove.
55 * lambda-code.c, tree-ssa-loop-unswitch.c,
56 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
57 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
58 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
59 calls to get_stmt_operands.
60 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
62 2005-04-17 Richard Henderson <rth@redhat.com>
65 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
66 of CUMULATIVE_ARGS past the last named argument.
67 (alpha_va_start): Expect pretend_args_size only if strictly less than
70 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
73 * builtins.c (expand_builtin_strcat): Convert the result of
74 strlen to the right type.
75 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
76 avoid creating type mismatches.
77 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
80 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
82 2005-04-16 Richard Henderson <rth@redhat.com>
85 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
86 Use the mode of boolean_type_node when the user doesn't provide one.
87 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
89 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
92 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
95 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
98 2005-04-16 Roger Sayle <roger@eyesopen.com>
99 Steven Bosscher <stevenb@suse.de>
101 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
102 (fold_unary_to_constant): Likewise.
104 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
106 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
109 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
111 * doc/install.texi (Specific): Avoid using asterisks in @anchor
112 names related to target triplets.
113 Remove i?86-*-esix from platform directory.
114 Remove powerpc-*-eabiaix from platform directory.
116 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
119 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
120 falling through from SUBREG case to REG.
122 2005-04-15 Roger Sayle <roger@eyesopen.com>
124 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
125 (fold_binary): Update comment mentioning fold_relational_hi_lo.
126 (fold_binary_to_constant): Simplify using fold_binary.
127 (fold_unary_to_constant): Likewise, simplify using fold_unary.
129 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
131 * gthr-posix.c (pthread_cancel): Define.
132 (pthread_mutexattr_init): Likewise.
133 (pthread_mutexattr_settype): Likewise.
134 (pthread_mutexattr_destroy): Likewise.
136 2005-04-15 David S. Miller <davem@davemloft.net>
139 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
141 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
143 PR tree-optimization/21031
144 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
145 (forward_propagate_into_cond_1): Call it. Forward propagate
146 integer-integer casts into COND_EXPRs.
148 2005-04-15 Dave Korn <dave.korn@artimi.com>
150 * gcc.c (default_compilers): Clarify obscure error message when
151 reading from standard input.
153 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
155 * basic-block.h (PROP_EQUAL_NOTES): Remove.
156 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
158 * tree-ssa-alias.c (init_alias_info): Remove a call to
161 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
163 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
164 of non-virtual PHI nodes like we use to.
166 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
168 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
169 (attr_copy_rtx): Do not use it.
171 2005-04-15 Andrew Macleod <amacleod@redhat.com>
173 * doc/tree-ssa.texi: Grammer/abbreviation updates.
175 2005-04-15 Diego Novillo <dnovillo@redhat.com>
177 * tree-vect-transform.c (vectorizable_store): Mark necessary
178 objects in the vectorized store needing renaming. Update the
179 SSA graph for V_MAY_DEF operands in the original store.
181 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
183 * tree-ssa-pre.c (compute_avail): It's okay to have
184 TREE_INVARIANT's here, and value number the resulting expressions.
185 (create_expression_by_pieces): Make sure operands that were
186 min_invariant when we started, stay that way.
188 2005-04-15 David Edelsohn <edelsohn@gnu.org>
190 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
192 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
194 PR tree-optimization/20936.
195 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
197 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
199 * doc/invoke.texi: Fix typos.
200 * doc/md.texi: Likewise.
201 * doc/rtl.texi: Likewise.
202 * doc/sourcebuild.texi: Likewise.
203 * doc/tm.texi: Likewise.
205 2005-04-15 Uros Bizjak <uros@kss-loka.si>
207 PR tree-optimization/21004
208 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
209 and floorl in c99 mode only.
210 * builtins.c (expand_builtin_int_roundingfn): Assert that
211 fallback_fndecl is not NULL_TREE.
213 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
215 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
216 * basic-block.h: Update the prototype for
217 purge_all_dead_edges.
218 * cfgexpand.c (tree_expand_cfg): Update a call to
219 purge_all_dead_edges.
220 * combine.c (combine_instructions): Likewise.
221 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
222 rest_of_handle_cse2, rest_of_handle_gcse,
223 rest_of_handle_postreload): likewise.
225 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
228 * gimplify.c (gimplify_addr_expr): Compensate for removal of
229 e.g. cv-qualification conversions.
231 2005-04-14 Mike Stump <mrs@apple.com>
233 * config/darwin-c.c (framework_construct_pathname): We must
234 find all headers of a framework in the first instance of it
235 found in the seach path.
237 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
239 PR tree-optimization/21021
240 * tree-vrp.c (compare_values): Work around a bug in the front
241 end that produces a comparison of mismatched types.
243 2004-04-14 Richard Henderson <rth@redhat.com>
245 * config/ia64/ia64.h (enum fetchop_code): Remove.
246 (enum ia64_builtins): Move ...
247 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
248 members except BSP and FLUSHRS.
249 (ia64_init_builtins): Remove __sync builtins.
250 (ia64_expand_builtin): Likewise.
251 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
252 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
253 (ia64_expand_lock_release): Remove.
254 * config/ia64/ia64.md (mf): Move to sync.md.
255 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
256 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
257 * config/ia64/sync.md: New file.
258 (memory_barrier): Rename from mf.
259 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
260 (cmpxchg_acq_<I48MODE>): Likewise.
261 (sync_lock_test_and_set<I48MODE>): Likewise.
263 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
264 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
266 2004-04-14 Richard Henderson <rth@redhat.com>
268 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
269 (ix86_compare_emitted): New.
270 (ix86_expand_compare): Use ix86_compare_emitted if set.
271 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
272 and ix86_compare_op0 are set.
273 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
274 (TARGET_CMPXCHG, TARGET_XADD): New.
275 (ix86_compare_emitted): Declare.
276 * config/i386/i386.md: Include sync.md
277 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
278 (UNSPECV_XCHG, UNSPECV_LOCK): New.
279 * config/i386/sync.md: New file.
281 2004-04-14 Richard Henderson <rth@redhat.com>
284 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
285 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
286 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
287 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
288 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
289 BT_FN_I8_VPTR_I8_I8): New.
290 * builtins.def (DEF_SYNC_BUILTIN): New.
291 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
292 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
293 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
294 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
295 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
296 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
297 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
298 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
299 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
300 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
301 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
302 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
303 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
304 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
305 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
306 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
307 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
308 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
309 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
310 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
311 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
312 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
313 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
314 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
315 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
316 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
317 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
318 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
319 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
320 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
321 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
322 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
323 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
324 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
325 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
326 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
327 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
328 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
329 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
330 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
331 BUILT_IN_SYNCHRONIZE: New.
332 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
333 as a function. Accept __sync_ as a prefix as well.
334 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
335 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
336 expand_builtin_lock_release): New.
337 (expand_builtin): Call them.
338 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
339 neither BOTH_P nor FALLBACK_P are defined.
340 (builtin_type_for_size): New.
341 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
342 (resolve_overloaded_builtin): New.
343 * c-common.h (resolve_overloaded_builtin): Declare.
344 (builtin_type_for_size): Declare.
345 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
346 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
347 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
348 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
349 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
350 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
351 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
352 sync_compare_and_swap_cc, sync_lock_test_and_set,
353 sync_lock_release): New.
354 * optabs.h: Declare them.
355 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
356 expand_sync_operation, expand_sync_fetch_operation,
357 expand_sync_lock_test_and_set): Declare.
358 * genopinit.c (optabs): Add sync optabs.
359 * optabs.c (init_optabs): Initialize sync optabs.
360 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
361 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
362 expand_sync_operation, expand_sync_fetch_operation,
363 expand_sync_lock_test_and_set): New.
364 * doc/extend.texi (Atomic Builtins): New section
365 * doc/md.texi (Standard Names): Add sync patterns.
367 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
369 * tree-eh.c (lower_try_finally_copy): Generate new code in
370 response to goto_queue entries as if the queue was sorted by
372 (lower_try_finally_switch): Likewise.
374 2005-04-14 Richard Henderson <rth@redhat.com>
376 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
377 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
379 (ix86_expand_fp_movcc): Update to match.
380 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
381 * config/i386/i386-protos.h: Update.
382 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
383 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
385 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
387 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
390 2005-04-14 Julian Brown <julian@codesourcery.com>
392 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
393 link failures on ppc64 Linux.
395 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
397 * config.gcc: Set cpu_type for s390.
399 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
401 Fix PR tree-optimization/20963
402 * tree-ssa-pre.c (compute_avail): Remove special case for
404 (create_expression_by_pieces): Add value numbers for forced out
407 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
409 * config/cris/cris.md: Replace references to (reg:SI 16) with
410 (reg:SI CRIS_SRP_REGNUM).
412 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
414 PR tree-optimization/20657
415 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
416 create an appropriate range from it.
418 2005-04-14 Uros Bizjak <uros@kss-loka.si>
420 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
421 <UNSPEC_FIST_CEIL> case.
423 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
424 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
425 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
426 to implement lfloor and llfloor built-ins as x87 intrinsic function.
427 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
428 (lfloor<mode>2): New expanders.
429 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
430 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
431 to implement lceil and llceil built-ins as x87 intrinsic function.
432 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
433 (lceil<mode>2): New expanders.
435 2005-04-14 Uros Bizjak <uros@kss-loka.si>
437 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
438 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
440 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
443 * config/s390/s390-modes.def: Define TFmode.
445 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
447 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
448 (JUMP_TABLES_IN_TEXT_SECTION): Define.
449 * config/mips/mips.c (mips16_insn_length): Remove reference to
450 JUMP_TABLES_IN_TEXT_SECTION.
452 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
454 * simplify-rtx.c (simplify_binary_operation_1): Return
455 scalar or vector of constant 0, depending on the xor's
458 2005-04-13 Dale Johannesen <dalej@apple.com>
460 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
462 * objc/objc-act.c (objc_gimplify_expr): New.
463 (objc_get_callee_fndecl): New.
464 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
465 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
466 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
468 2005-04-13 Devang Patel <dpatel@apple.com>
470 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
473 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
475 CRIS prologue as RTL.
476 * config/cris/cris-protos.h (cris_emit_movem_store)
477 (cris_expand_prologue): Prototype.
478 * config/cris/cris.c (struct machine_function): New member
480 (cfa_label_num, cris_target_asm_function_prologue): Remove.
481 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
482 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
483 (cris_load_multiple_op, cris_return_address_on_stack)
484 (cris_return_address_on_stack_for_return): ISO-Cify.
485 (cris_store_multiple_op): New predicate function.
486 (cris_expand_prologue, cris_emit_movem_store): New functions.
487 (cris_print_operand) <case 'O'>: Handle modifications other than
489 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
490 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
491 (cris_gen_movem_load): Rearrange slightly to make local variable
492 src a parameter, removing osrc.
493 (cris_setup_incoming_varargs): Set machine_function member
494 stdarg_regs to correspond to the number of registers that need to
496 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
498 (PREDICATE_CODES): Add cris_store_multiple_op. Make
499 cris_general_operand_or_gotless_symbol accept UNSPEC.
500 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
501 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
502 ("*cris_store_multiple"): New pattern. Tweak common comment above
503 this and "*cris_load_multiple".
504 ("prologue"): New define_expand.
506 * config/cris/cris.md ("epilogue"): Conditionalize on
507 TARGET_PROLOGUE_EPILOGUE.
509 2005-04-13 Steve Ellcey <sje@cup.hp.com>
512 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
513 fpsr 0 instead of fpsr 1.
514 (divsf3_internal_thr): Ditto.
515 (divdf3_internal_lat): Ditto.
516 (divdf3_internal_thr): Ditto.
517 (divxf3_internal_lat): Ditto.
518 (divxf3_internal_thr): Ditto.
520 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
522 PR tree-optimization/20913
523 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
525 PR tree-optimization/20702
526 * tree-vrp.c (maybe_add_assert_expr): Recurse into
527 dominator children that haven't been walked into.
529 2005-04-13 Julian Brown <julian@codesourcery.com>
531 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
532 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
535 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
537 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
538 config/i386/sse.md: Fix comment typos.
540 * genattrtab.c (NULL_ATTR): Remove.
541 * ifcvt.c (NULL_EDGE): Likewise.
543 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
545 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
546 NOTE_PREDICT): Remove.
548 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
550 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
551 * configure: Regenerate.
552 * config.in: Likewise.
553 * system.h: Declare vsnprintf if not already declared.
555 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
557 * optc-gen.awk: Handle stand-alone Mask records.
558 * opth-gen.awk: Likewise.
559 * doc/options.texi (Option file format): Document them.
560 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
561 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
562 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
563 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
564 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
565 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
566 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
567 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
568 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
569 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
570 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
571 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
572 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
573 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
574 TARGET_LONG_DOUBLE_128): Likewise.
575 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
576 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
577 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
578 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
579 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
580 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
581 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
582 * config/sparc/sparc.c (fpu_option_set): New global.
583 (sparc_handle_option): New function.
584 (sparc_override_options): Test fpu_option_set.
585 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
586 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
587 * config/sparc/sparc.opt: New file.
588 * config/sparc/little-endian.opt: Likewise.
589 * config/sparc/long-double-switch.opt: Likewise.
591 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
593 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
594 (bfin_handle_options): Set it if -mshared-library-id= is seen.
595 * config/bfin/bfin.opt (mshared-library-id=): Lose
596 Var(bfin_lib_id_given).
598 2005-04-13 Matt Thomas <matt@3am-software.com>
600 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
603 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
605 * rtl.h (CLEAR_RTX_FLAGS): Remove.
607 * cgraphunit.c (INSNS_PER_CALL): Remove.
609 * tree-ssa-forwprop.c (vars,
610 record_single_argument_cond_exprs,
611 substitute_single_use_vars): Remove.
612 (forward_propagate_into_cond_1, forward_propagate_into_cond):
614 (tree_ssa_forward_propagate_single_use_vars): Call
615 forward_propagate_into_cond for each COND_EXPR.
617 * tree-inline.c (INSNS_PER_STMT): Remove.
619 2005-04-12 Richard Henderson <rth@redhat.com>
621 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
622 (ix86_expand_sse_fp_minmax): ... from ...
623 (ix86_expand_fp_movcc): ... here.
624 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
625 * config/i386/i386-protos.h: Update.
626 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
627 (sse_setccsf, sse_setccdf): Allow before reload.
628 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
629 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
630 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
631 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
632 (anddf3, nanddf3, iordf3, xordf3): New.
634 2005-04-12 Jeff Law <law@redhat.com>
636 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
637 (tree-ssa-uncprop.o): Add dependencies.
638 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
639 * tree-flow.h (remove_useless_stmts): Remove prototype.
640 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
641 remove_useless_stmts.
642 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
643 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
644 * tree-pass.h (pass_uncprop): Declare.
645 * tree-ssa-uncprop.c: New file.
647 2005-04-12 James E. Wilson <wilson@specifixinc.com>
650 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
652 2005-04-12 Caroline Tice <ctice@apple.com>
654 Temporary fix for partitioning problems.
655 * passes.c (rest_of_handle_final): Remove code that
656 frees unlikely_text_section_name,
657 * varasm.c (assemble_start_function): Test for partitioning
658 flag before writing out section labels.
659 (assemble_end_function): Test for partitioning flag before
660 writing out section labels.
662 2005-04-12 Steven Bosscher <stevenb@suse.de>
663 Stuart Hastings <stuart@apple.com>
664 Jan Hubicka <jh@suse.cz>
666 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
667 references to gt-tree-cfg.h.
668 * basic-block.h (struct basic_block_def): Don't skip rbi
669 for garbage collection.
670 (struct reorder_block_def): Make GTY-able.
671 (struct control_flow_graph): New structure.
672 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
673 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
674 but instead defines to the control_flow_graph for cfun.
675 (label_to_block_map): New define, points to the label map of
676 the control_flow_graph for cfun.
677 (n_edges_for_function, n_basic_blocks_for_function,
678 last_basic_block_for_function, basic_block_info_for_function,
679 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
680 basic_block_info_for_function, label_to_block_map_for_function):
681 Counterparts for the above, taking a struct function as an extra
683 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
684 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
685 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
686 (alloc_rbi_pool, free_rbi_pool): Remove.
687 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
688 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
690 (cfg_layout_finalize) ... and don't free it here.
691 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
693 * flow.c (free_basic_block_vars): Set label_to_block_map and
695 * function.h (struct function): Add cfg field.
696 * function.c (allocate_struct_function): Allocate the cfg.
697 * tree-cfg.c (label_to_block_map): Remove.
698 (build_tree_cfg): Don't allocate the rbi pool here...
699 (delete_tree_cfg_annotations): ...and don't free it here.
700 Also don't nullify label_to_block_map for cfun.
702 2005-04-12 Caroline Tice <ctice@apple.com>
704 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
705 Revert my patch from April 9.
706 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
707 (reorder_basic_blocks): Revert my patch from April 9.
708 (insert_section_boundary_note): Revert my patch from April 9.
709 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
710 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
711 (COLD_END_LABEL): Revert my patch from April 9.
712 (cold_text_section_label): Revert my patch from April 9.
713 (cold_end_label): Revert my patch from April 9.
714 (dwarf2out_switch_text_section): Revert my patch from April 9.
715 (output_aranges): Revert my patch from April 9.
716 (output_ranges): Revert my patch from April 9.
717 (output_line_info): Revert my patch from April 9.
718 (add_location_or_const_value_attribute): Revert my patch from April 9.
719 (dwarf2out_var_location): Revert my patch from April 9.
720 (dwarf2out_init): Revert my patch from April 9.
721 (dwarf2out_finish): Revert my patch from April 9.
722 * function.h (struct function): Revert my patch from April 9.
723 * opts.c (decode_options): Revert my patch from April 9.
724 * output.h (unlikely_section_label, hot_section_label,
725 hot_section_end_label, cold_section_end_label,
726 unlikely_text_section_name): Revert my patch from April 9.
727 * passes.c (rest_of_handle_final): Revert my patch from April 9.
728 * varasm.c (unlikely_section_label, hot_section_label,
729 hot_section_end_label, cold_section_end_label,
730 unlikely_text_section_name): Revert my patch from April 9.
731 (initialize_cold_section_name): Revert my patch from April 9.
732 (unlikely_text_section): Revert my patch from April 9.
733 (in_unlikely_text_section): Revert my patch from April 9.
734 (named_section): Revert my patch from April 9.
735 (function_section): Revert my patch from April 9.
736 (current_function_section): Revert my patch from April 9.
737 (assemble_start_function): Revert my patch from April 9.
738 (assemble_end_function): Revert my patch from April 9.
739 (default_section_type_flags_1): Revert my patch from April 9.
741 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
743 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
744 * config/sparc/sparc.md (untyped_call): Save the registers manually.
746 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
748 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
751 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
752 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
754 2004-04-12 Richard Henderson <rth@redhat.com>
756 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
757 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
758 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
759 (UNSPEC_*, UNSPECV_*): Renumber.
761 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
764 From Richard Henderson <rth@redhat.com>:
765 * tree-mudflap.c (mf_build_check_statement_for): Correct block
768 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
770 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
772 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
774 * config/bfin/bfin.c (bfin_library_id_string): Remove.
775 (bfin_library_id): New variable.
776 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
777 instead of bfin_library_id_string.
778 (bfin_handle_option): New function.
779 (override_options): Remove most code to deal with shared library IDs,
780 just check they aren't used without -mid-shared-library.
781 (TARGET_HANDLE_OPTION): Define.
782 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
783 * config/bfin/bfin.opt (mshared-library-id=): New.
785 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
787 * tree-vect-transform.c: Fix comment typos.
789 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
791 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
792 split critical edges when not possible/profitable.
794 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
796 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
797 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
798 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
799 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
800 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
801 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
802 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
803 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
805 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
806 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
807 * config/ns32k/ns32k.opt: New file.
809 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
811 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
812 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
813 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
814 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
815 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
816 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
817 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
818 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
819 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
820 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
821 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
822 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
823 (MASK_COLDFIRE): Formatting fixes.
824 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
825 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
826 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
827 "_current_shared_library_a5_offset_".
828 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
829 (MASK_ALL_CPU_BITS): New macro.
830 (m68k_handle_option): New function.
831 (override_options): Remove handling of m68k_library_id_string.
832 * config/m68k/m68k.opt: New file.
833 * config/m68k/ieee.opt: New file.
835 2005-04-11 Mark Mitchell <mark@codesourcery.com>
837 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
838 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
839 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
840 (TARGET_CXX): Adjust accordingly.
841 * target.h (struct gcc_target): Remove epxort_class_data. Add
842 determine_class_data_visibility and class_data_always_comdat.
843 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
844 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
845 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
846 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
847 (arm_cxx_determine_class_data_visibility): New.
848 (arm_cxx_class_data_always_comdat): Likewise.
849 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
850 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
851 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
852 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
853 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
856 2005-04-11 Devang Patel <dpatel@apple.com>
858 * tree-data-ref.c (build_classic_dist_vector,
859 compute_subscript_distance): Make externally visible.
860 * tree-data-ref.h (build_classic_dist_vector,
861 compute_subscript_distance): Same.
862 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
863 Check distance vector against vectorization factor.
864 (vect_analyze_loop): Determine vectorizaion factor before
865 analyzing data dependences.
866 * tree-vectorizer.c (loops_num): Make it externally visible and
868 * tree-vectorizer.c (vect_loops_num): ... new name.
869 * tree-vectorizer.h (vect_loops_num): New.
871 2005-04-11 Devang Patel <dpatel@apple.com>
873 * tree-vect-analyze.c (vect_analyze_operations): Check
874 vectorizable codition.
875 * tree-vect-transform.c (vect_is_simple_cond): New function.
876 (vectorizable_condition): New function.
877 (vect_transform_stmt): Handle condition_vec_info_type.
878 * tree-vectorizer.h (enum stmt_vec_info_type): Add
879 condition_vec_info_type.
880 (vectorizable_condition): New.
882 2005-04-11 Geoffrey Keating <geoffk@apple.com>
884 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
885 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
886 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
888 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
889 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
891 * dwarf2out.c (output_line_info): Don't try to dereference
892 a NULL current_function_decl.
894 * config/t-slibgcc-darwin: Don't put shared libraries in
895 directories other than $(slibdir).
896 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
899 2005-04-11 Diego Novillo <dnovillo@redhat.com>
901 PR tree-optimization/20933
902 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
903 logic to reject aliases between read-only and writable
905 (may_alias_p): ... here.
906 (get_tmt_for): Do not associate read-only tags to pointers
907 whose pointed-to type is not read-only.
908 * tree-ssa.c (verify_ssa): Check that memory stores have at
909 least one V_MAY_DEF or V_MUST_DEF.
911 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
914 * configure.ac (gcc_UNLOCKED_FUNCS): New.
915 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
916 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
917 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
919 (fwrite_unlocked): Fix prototype.
921 * configure, config.in: Regenerate.
923 2005-04-11 David Edelsohn <edelsohn@gnu.org>
925 * tree-ssa-loop-im.c: Include real.h.
926 (determine_invariantness_stmt): If real division divisor is
927 invariant and flag_unsafe_math_optimizations enabled, generate
928 invariant reciprocal for hoisting.
929 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
931 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
933 Fix PR tree-optimization/20926
935 * tree-ssa-alias.c (add_type_alias): Handle subvars.
937 2005-04-11 Devang Patel <dpatel@apple.com>
939 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
942 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
944 * fold-const.c (fold_binary_op_with_conditional_arg):
945 use fold_buildN instead of "fold (buildN" in some
947 (fold_unary): Likewise.
948 (fold_binary): Likewise.
950 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
952 Fix PR tree-optimization/20612
953 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
955 (perfect_nestify): preheaderbb is *not* part of loop of the
958 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
960 * tree-ssa-alias.c (may_alias_p): If the variable
961 is a global variable and the pointer is parameter
962 and -fargument-noalias-global is used, then
963 the pointer cannot alias the variable.
965 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
967 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
968 * config/sparc/sparc.h: Likewise.
969 * config/sparc/sparc.md: Likewise.
971 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
973 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
975 * tree-vrp.c: Fix a comment typo.
977 2005-04-11 Diego Novillo <dnovillo@redhat.com>
979 PR tree-optimization/20920
980 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
981 SSA_NAME flows through an abnormal edge.
982 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
983 through abnormal edges.
984 (maybe_add_assert_expr): Likewise.
986 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
988 * config/s390/s390.h (s390_tune_string, s390_arch_string)
989 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
990 (s390_stack_size_string, s390_stack_guard_string, target_flags)
991 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
992 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
993 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
994 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
995 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
996 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
997 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
998 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
999 (TARGET_HANDLE_OPTION): Likewise.
1000 (s390_tune): Initialize to PROCESSOR_max.
1001 (s390_arch_string): Make static.
1002 (s390_tune_string, s390_warn_framesize_string): Delete.
1003 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1004 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1005 (s390_handle_arch_option, s390_handle_option): New functions.
1006 (override_options): Remove parsing of option strings.
1007 * config/s390/s390.opt: New file.
1009 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1011 * tree-complex.c (expand_vector_operations): Call
1012 update_stmt_if_modified.
1014 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1016 * tree-vect-analyze (vect_determine_vectorization_factor):
1017 Do not use GET_MODE_NUNITS.
1018 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1019 (vectorizable_load, vect_transform_loop): Likewise.
1021 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1023 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1024 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1025 * optabs.h (enum optab_index): Add new OTI_lceil.
1026 (lceil_optab): Define corresponding macro.
1027 * optabs.c (init_optabs): Initialize lceil_optab.
1028 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1029 and lceildi2 patterns.
1030 * builtins.c (expand_builtin_int_roundingfn): Handle
1031 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1032 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1033 BUILT_IN_LLCEIL{,F,L}.
1034 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1035 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1036 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1037 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1038 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1039 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1040 into lceil built-in function and (long long int)ceil{,f,l} into
1041 llceil built-in function.
1042 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1045 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1047 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1050 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1052 * config/arm/arm.c: Fix a comment typo.
1053 * doc/tree-ssa.texi: Fix a typo.
1055 2005-04-10 Steven Bosscher <stevenb@suse.de>
1057 * cselib.c (clear_table): Rename to cselib_clear_table.
1058 * cselib.h (cselib_clear_table): Add prototype.
1059 * gcse.c (gcse_main): Make 'f' argument unused.
1060 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1061 of each basic block instead.
1062 (compute_sets, compute_hash_table_work): Likewise.
1063 (constprop_register): Change int 'alter_jumps' argument to bool.
1064 (do_local_cprop): Likewise.
1065 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1066 the insn chain. Explicitly clear the cselib tables after finishing
1067 one basic block. Make sure there are no unterminated libcall blocks.
1068 Update compute_sets call.
1069 (cprop): Walk basic blocks instead of the insn chain.
1070 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1072 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1073 one_cprop_pass calls.
1075 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1077 * combine.c (combine_simplify_rtx): Remove a transformation that
1078 relies on an invalid assumption about rtl sign-extension semantics.
1080 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1082 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1083 to build_int_cst_wide.
1085 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1088 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1089 set the original address pseudo to the correct value before the
1090 original insn, if possible, and leave the insn alone, otherwise
1091 create a new pseudo, set it and replace it in the insn.
1092 * recog.c (validate_change_maybe_volatile): New.
1093 * recog.h (validate_change_maybe_volatile): Declare.
1095 2005-04-09 Caroline Tice <ctice@apple.com>
1097 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1098 Remove targetm.have_named_sections test.
1099 (fix_edges_for_rarely_executed_code): Likewise.
1100 (insert_section_boundary_note): Likewise.
1101 (reorder_basic_blocks): Check partitioning flag before calling
1102 verify_hot_cold_block_grouping.
1103 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1104 the function struct rather than global variables.
1105 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1106 (COLD_END_LABEL): Likewise
1107 (cold_text_section_label): New static global variable.
1108 (cold_end_label): Likewise.
1109 (dwarf2out_switch_text_section): Get hot/cold section labels from
1110 the function struct rather than global variables.
1111 (output_aranges): Use cold_text_section_label and cold_end_label;
1112 check partitioning flag before putting out delta.
1113 (output_ranges): Remove incorrect code attempting to use
1115 (output_line_info): Get cold section label from function struct.
1116 (add_location_or_const_value_attribute): Likewise.
1117 (get_subprogram_die): Get hot/cold section labels from function struct.
1118 (dwarf2out_var_location): Likewise.
1119 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1120 write out cold_text_section_label if partition flag is set.
1121 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1122 * function.h (struct function): Add new fields to point to hot/cold
1123 section labels: hot_section_label, cold_section_label,
1124 hot_section_end_label and cold_section_end_label; also add new field
1125 for cold text section name, unlikely_text_section_name.
1126 * opts.c (decode_options): Turn off partitioning flag if
1127 !targetm.have_named_sections.
1128 * output.h (hot_section_label): Remove.
1129 (hot_section_end_label): Remove.
1130 (cold_section_end_label): Remove.
1131 (unlikely_section_label): Remove.
1132 (unlikely_text_section_name): Remove.
1133 * passes.c (rest_of_handle_final): Remove code that frees
1134 unlikely_text_section_name.
1135 * varasm.c (unlikely_section_label): Remove.
1136 (hot_section_label): Remove.
1137 (hot_section_end_label): Remove.
1138 (cold_section_end_label): Remove.
1139 (unlikely_text_section_name): Remove.
1140 (initialize_cold_section_name): Modify to call
1141 targetm.strip_name_encoding; to store cold section name in current
1142 function struct, if it exists; and to only use the decl_section_name
1143 if flag_named_sections is true.
1144 (unlikely_text_section): Modify to get section name out of current
1145 function struct, if there is one; otherwise build it from
1146 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1147 (in_unlikely_text_section): Likewise.
1148 (named_section): Modify to get/put cold section name in current function
1149 struct, if there is one.
1150 (function_section): Change 'bool unlikely' to 'int reloc'; check
1151 targetm.have_named_sections before calling named_section.
1152 (current_function_section): Likewise.
1153 (assemble_start_function): Modify to get/put unlikely_text_section_name
1154 in current function struct; modify to get hot/cold section labels
1155 from function struct; initialize labels using
1156 ASM_GENERATE_INTERNAL_LABEL;
1157 test partitioning flag before writing out hot section label.
1158 (assemble_end_function): Test partitioning flag before writing out
1159 hot/cold section labels.
1160 (default_section_type_flags_1): Modify to use array instead of
1161 char* for unlikely_text_section_name; set flags correctly for
1162 cold text section if there is not a current function decl.
1164 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1166 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1167 and TI_VA_LIST_FPR_COUNTER_FIELD.
1168 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1169 * tree-pass.h (pass_stdarg): Add.
1170 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1171 * tree-stdarg.c: New file.
1172 * tree-stdarg.h: New file.
1173 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1174 (tree-stdarg.o): Add dependencies.
1175 * function.h (struct function): Add va_list_gpr_size and
1176 va_list_fpr_size fields.
1177 * function.c (allocate_struct_function): Initialize them.
1178 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1179 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1180 (TARGET_INITIALIZER): Add it.
1182 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1183 va_list_{g,f}pr_counter_field.
1184 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1185 area will not be used. Only save registers that tree-stdarg.c
1186 detected they need saving.
1187 (ix86_va_start): Don't set up fields that won't be used.
1189 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1190 va_list_{g,f}pr_counter_field.
1191 (setup_incoming_varargs): Don't do anything if reg_save
1192 area will not be used. Only save registers that tree-stdarg.c
1193 detected they need saving.
1194 (rs6000_va_start): Don't set up fields that won't be used.
1196 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1197 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1198 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1199 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1201 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1204 * config/i386/i386.c (construct_container): Pass empty aligned
1205 struct, union or class in memory.
1207 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1209 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1210 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1211 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1212 config/rs6000/predicates.md: Fix comment typos.
1214 * sched-int.h (haifa_insn_data): Remove blockage and units.
1215 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1216 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1217 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1219 2005-04-09 Jan Hubicka <jh@suse.cz>
1220 Steven Bosscher <stevenb@suse.de>
1222 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1223 * cfgloop.c (get_loop_exit_edges): Likewise.
1224 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1226 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1227 * tree-cfg.c (dump_cfg_status): Likewise.
1229 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1231 * config/rs6000/predicates.md (altivec_register_operand): Remove
1232 redundant match_code test.
1233 (gpc_reg_operand): Same.
1234 (cc_reg_operand): Same.
1235 (cc_reg_not_cr0_operand): Same.
1237 2005-04-09 Jan Hubicka <jh@suse.cz>
1239 Forgotten hunk from my last merge patch:
1240 * final.c (output_addr_const): Do not call mark_referenced.
1242 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1244 * doc/tree-ssa.texi: Add immediate use documentation.
1246 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1248 * arm.c (FL_WBUF): Define.
1249 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1250 (arm_is_6_or_7): Delete.
1251 (arm_tune_wbuf): New.
1252 (arm_override_options): Set arm_tune_wbuf.
1253 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1254 (arm_is_6_or_7): Delete declaration.
1255 (arm_tune_wbuf): New declartion.
1256 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1257 (model_wbuf): Derive from arm_tune_wbuf.
1258 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1259 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1260 (arm740t): Mark CPUs as having a write buffer.
1262 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1264 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1265 of 'const_double_operand' in operand 2 constraints. Update enable
1268 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1270 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1271 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1272 * optabs.h (enum optab_index): Add new OTI_lfloor.
1273 (lfloor_optab): Define corresponding macro.
1274 * optabs.c (init_optabs): Initialize lfloor_optab.
1275 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1276 and lfloordi2 patterns.
1277 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1278 (expand_builtin_int_roundingfn): New function.
1279 (fold_builtin_int_roundingfn): New prototype.
1280 (fold_builtin_int_roundingfn): New function, renamed from
1281 fold_builtin_lround.
1282 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1283 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1284 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1285 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1286 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1287 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1288 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1289 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1290 into lfloor built-in function and (long long int)floor{,f,l} into
1291 llfloor built-in function.
1292 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1295 2005-04-08 Ian Lance Taylor <ian@airs.com>
1297 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1298 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1299 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1300 (DO_COND, DO_BODY): Likewise.
1301 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1302 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1303 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1304 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1305 (build_continue_stmt, build_break_stmt): Don't declare.
1306 (c_do_switch_warnings): Update declaration.
1307 * c-gimplify.c (enum bc_t): Remove.
1308 (struct c_gimplify_ctx, ctxp): Remove.
1309 (push_context, pop_context): Remove static functions.
1310 (c_genericize): Don't call push_context or pop_context.
1311 (begin_bc_block, finish_bc_block): Remove static functions.
1312 (build_bc_goto): Likewise.
1313 (gimplify_c_loop): Likewise.
1314 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1315 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1316 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1317 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1318 * c-common.c (c_do_switch_warnings): Rename from
1319 c_do_switch_warnings_1.
1320 (c_do_switch_warnings) [old version]: Remove.
1321 (c_do_switch_expr_warnings): Remove.
1322 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1323 function instead of c_do_switch_expr_warnings.
1324 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1325 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1326 * c-pretty-print.c (pp_c_statement): Likewise.
1327 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1329 2005-04-08 Devang Patel <dpatel@apple.com>
1331 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1332 While selecting replacement condition pay attention to loop header.
1334 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1336 Merge from tree-cleanup-branch: VRP, store CCP, store
1337 copy-prop, incremental SSA updating of FUD chains and
1338 newly exposed symbols.
1340 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1341 (OBJS-common): Add tree-vrp.o.
1342 (tree-vrp.o): New rule.
1343 * basic-block.h (nearest_common_dominator_for_set): Declare.
1344 * common.opt (ftree-store-ccp): New flag.
1345 (ftree-copy-prop): New flag.
1346 (ftree-vrp): New flag.
1347 (ftree-store-copy-prop): New flag.
1348 * dominance.c (nearest_common_dominator_for_set): New.
1349 * domwalk.c (walk_dominator_tree): Only traverse
1350 statements in blocks marked in walk_data->interesting_blocks.
1351 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1352 * fold-const.c (fold): Handle ASSERT_EXPR.
1353 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1354 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1355 flag_tree_vrp at -O2.
1356 * timevar.def (TV_TREE_VRP): Define.
1357 (TV_TREE_COPY_PROP): Define.
1358 (TV_TREE_STORE_COPY_PROP): Define.
1359 (TV_TREE_SSA_INCREMENTAL): Define.
1360 (TV_TREE_STORE_CCP): Define.
1361 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1362 to kill_redundant_phi_nodes from comment.
1363 (verify_expr): Handle ASSERT_EXPR.
1364 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1365 argument. Update all users.
1366 (mark_call_clobbered_vars_to_rename): Remove. Update all
1368 * tree-flow-inline.h (unmodifiable_var_p): New.
1369 * tree-flow.h (enum value_range_type): Declare.
1370 (struct value_range_def): Declare.
1371 (value_range): Declare.
1372 (remove_all_phi_nodes_for): Remove. Update all users.
1373 (find_phi_node_for): Declare.
1374 (add_type_alias): Declare.
1375 (count_uses_and_derefs): Declare.
1376 (kill_redundant_phi_nodes): Remove.
1377 (rewrite_into_ssa): Remove.
1378 (rewrite_def_def_chains): Remove.
1379 (update_ssa, register_new_name_mapping, create_new_def_for,
1380 need_ssa_update_p, name_registered_for_update_p,
1381 release_ssa_name_after_update_ssa, dump_repl_tbl,
1382 debug_repl_tbl, dump_names_replaced_by,
1383 debug_names_replaced_by, mark_sym_for_renaming,
1384 mark_set_for_renaming, get_current_def, set_current_def,
1385 get_value_range, dump_value_range, debug_value_range,
1386 dump_all_value_ranges, debug_all_value_ranges,
1387 expr_computes_nonzero, loop_depth_of_name,
1388 unmodifiable_var_p): Declare.
1389 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1391 * tree-into-ssa.c (block_defs_stack): Update comment.
1392 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1393 syms_to_rename, names_to_release, repl_tbl,
1394 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1395 need_to_replace_names_p): New locals.
1396 (NAME_SETS_GROWTH_FACTOR): Define.
1397 (struct repl_map_d): Declare.
1398 (struct mark_def_sites_global_data): Add field
1400 (enum rewrite_mode): Declare.
1401 (REGISTER_DEFS_IN_THIS_STMT): Define.
1402 (compute_global_livein): Use last_basic_block instead of
1404 (set_def_block): Remove last argument. Update all callers.
1405 (prepare_use_operand_for_rename): Remove. Update all callers.
1406 (prepare_def_operand_for_rename): Remove. Update all callers.
1407 (symbol_marked_for_renaming): New.
1410 (repl_map_hash): New.
1412 (repl_map_free): New.
1413 (names_replaced_by): New.
1414 (add_to_repl_tbl): New.
1415 (add_new_name_mapping): New.
1416 (mark_def_sites): Assume that all the operands in the
1417 statement are in normal form.
1418 (find_idf): Assert that the block in the stack is valid.
1419 (get_default_def_for): New.
1420 (insert_phi_nodes_for): Add new argument 'update_p'.
1422 If update_p is true, add a new mapping between the LHS of
1423 each new PHI and the name that it replaces.
1424 (insert_phi_nodes_1): Only call find_idf if needed.
1425 (get_reaching_def): Call get_default_def_for.
1426 (rewrite_operand): Remove.
1427 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1428 and REWRITE_THIS_STMT are false.
1429 Assume that all the operands in the statement are in
1431 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1432 (rewrite_virtual_phi_arguments): Remove.
1433 (invalidate_name_tags): Remove.
1434 (register_new_update_single, register_new_update_set,
1435 rewrite_update_init_block, replace_use,
1436 rewrite_update_fini_block, rewrite_update_stmt,
1437 rewrite_update_phi_arguments): New.
1438 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1439 Add arguments 'entry', 'what' and 'blocks'.
1440 Initialize the dominator walker according to 'what' and
1442 Start the dominator walk at 'entry'.
1443 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1444 Use it to configure the dominator walker.
1445 (rewrite_into_ssa): Remove argument 'all'.
1447 (rewrite_all_into_ssa): Remove.
1448 (rewrite_def_def_chains): Remove.
1449 (mark_def_interesting, mark_use_interesting,
1450 prepare_phi_args_for_update, prepare_block_for_update,
1451 prepare_def_site_for, prepare_def_sites,
1452 dump_names_replaced_by, debug_names_replaced_by,
1453 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1454 delete_update_ssa, create_new_def_for,
1455 register_new_name_mapping, mark_sym_for_renaming,
1456 mark_set_for_renaming, need_ssa_update_p,
1457 name_registered_for_update_p, ssa_names_to_replace,
1458 release_ssa_name_after_update_ssa,
1459 insert_updated_phi_nodes_for, update_ssa): New.
1460 * tree-loop-linear.c (linear_transform_loops): Call
1461 update_ssa instead of rewrite_into_ssa.
1462 * tree-optimize.c (vars_to_rename): Remove.
1464 (init_tree_optimization_passes): Replace
1465 pass_redundant_phi with pass_copy_prop.
1467 Replace pass_ccp with pass_store_ccp.
1468 Add pass_store_copy_prop after pass_store_ccp.
1469 (execute_todo): If the TODO_ flags don't include updating
1470 the SSA form, assert that it does not need to be updated.
1471 Call update_ssa instead of rewrite_into_ssa and
1472 rewrite_def_def_chains.
1473 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1474 (tree_rest_of_compilation):
1475 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1476 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1477 TODO_cleanup_cfg): Renumber.
1478 (TODO_verify_loops, TODO_update_ssa,
1479 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1480 TODO_update_ssa_only_virtuals): Define.
1481 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1483 * tree-phinodes.c (make_phi_node): Update documentation.
1484 (remove_all_phi_nodes_for): Remove.
1485 (find_phi_node_for): New.
1486 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1487 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1488 (interpret_rhs_modify_expr): Likewise.
1489 * tree-sra.c (decide_instantiations): Mark all symbols in
1490 SRA_CANDIDATES for renaming.
1491 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1492 (mark_all_v_defs): New function. Update all users to call it
1493 with the whole list of scalarized statements, not just the
1495 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1496 (compute_flow_insensitive_aliasing): If the tag is
1497 unmodifiable and the variable isn't or vice-versa, don't
1498 make them alias of each other.
1499 (setup_pointers_and_addressables): If the type tag for
1500 VAR is about to change, mark the old one for renaming.
1501 (add_type_alias): New.
1502 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1503 (ccp_lattice_t): Rename from latticevalue.
1504 (value): Remove. Update all users.
1505 (const_val): New local variable.
1506 (do_store_ccp): New local variable.
1507 (dump_lattice_value): Handle UNINITIALIZED.
1508 (debug_lattice_value): New.
1509 (get_default_value): Re-write.
1510 (set_lattice_value): Re-write.
1511 (def_to_varying): Remove. Update all users.
1512 (likely_value): Return VARYING for statements that make
1513 stores when STORE_CCP is false.
1514 Return VARYING for any statement other than MODIFY_EXPR,
1515 COND_EXPR and SWITCH_EXPR.
1516 (ccp_initialize): Re-write.
1517 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1518 Move to tree-ssa-propagate.c.
1519 (ccp_lattice_meet): Handle memory stores when
1520 DO_STORE_CCP is true.
1521 (ccp_visit_phi_node): Likewise.
1522 (ccp_fold): Likewise.
1523 (evaluate_stmt): Likewise.
1524 (visit_assignment): Likewise.
1525 (ccp_visit_stmt): Likewise.
1526 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1530 (do_ssa_store_ccp): New.
1531 (gate_store_ccp): New.
1532 (pass_store_ccp): Declare.
1533 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1534 (may_propagate_copy): Reformat.
1535 Don't abort if ORIG is a virtual and DEST isn't.
1536 If NEW does not have alias information but DEST does,
1538 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1539 copy_prop_kind, which_copy_prop): Declare.
1540 (stmt_may_generate_copy, get_copy_of_val,
1541 get_last_copy_of, set_copy_of_val, dump_copy_of,
1542 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1543 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1544 init_copy_prop, fini_copy_prop, execute_copy_prop,
1545 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1546 store_copy_prop): New.
1547 (pass_copy_prop, pass_store_copy_prop): Declare.
1548 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1549 'num_const_prop' and 'num_copy_prop'.
1550 (cprop_operand): Update them.
1551 (dump_dominator_optimization_stats): Dump them.
1552 (tree_ssa_dominator_optimize): Call update_ssa instead of
1554 (loop_depth_of_name): Declare extern.
1555 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1556 values for LOW or HIGH.
1557 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1558 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1559 (cprop_operand): Only propagate if VAL != OP.
1560 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1561 statement for renaming.
1562 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1563 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1564 add_type_alias if necessary.
1565 Call mark_new_vars_to_rename.
1566 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1567 mark every statement updated, call update_ssa and
1568 rewrite_into_loop_closed_ssa.
1569 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1570 from LIVEIN if VAR is a virtual.
1571 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1572 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1573 (get_call_expr_operands): Reformat statement.
1574 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1576 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1577 SSA_NAME_VALUE for every name.
1578 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1579 get_value_loaded_by): New.
1580 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1581 substitute_and_fold): Move from tree-ssa-ccp.c.
1582 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1583 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1584 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1586 * tree-ssa.c (verify_use): Fix error message.
1587 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1588 check_phi_redundancy, kill_redundant_phi_nodes,
1589 pass_redundant_phi): Remove. Update all users.
1590 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1591 add_type_alias, if necessary.
1592 * tree-vectorizer.h (struct _stmt_vect_info): Update
1593 documentation for field 'memtag'.
1594 * tree-vrp.c: New file.
1595 * tree.def (ASSERT_EXPR): Define.
1596 * tree.h (ASSERT_EXPR_VAR): Define.
1597 (ASSERT_EXPR_COND): Define.
1598 (SSA_NAME_VALUE_RANGE): Define.
1599 (struct tree_ssa_name): Add field 'value_range'.
1600 (PHI_REWRITTEN): Remove.
1601 (struct tree_phi_node): Remove field 'rewritten'.
1602 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1603 -ftree-store-copy-prop): Document.
1604 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1605 Document usage of update_ssa.
1607 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1610 * config/rs6000/predicates.md (altivec_register_operand): Accept
1612 (and64_operand): Do not limit CONST_INT to mask64_operand.
1613 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1614 (and_operand): Do not limit CONST_INT to mask_operand.
1616 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1618 PR rtl-optimization/20466
1619 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1620 for overlap of the address of each list member.
1621 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1623 2005-04-08 Mike Stump <mrs@apple.com>
1625 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1627 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1630 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1632 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1634 * function.c (push_function_context_to): Don't set
1636 * function.h (function): Remove contains_functions.
1637 (current_function_contains_functions): Remove.
1639 * function.h (function): Remove instrument_entry_exit.
1640 (current_function_instrument_entry_exit): Remove.
1642 * function.h (nonlocal_labels): Remove.
1644 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1646 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1647 (check_attr_value, write_attr_get, write_expr_attr_cache,
1648 find_attr, make_internal_attr): Don't reference negative_ok or
1650 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1651 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1652 (ATTR_STATIC): Adjust the value.
1654 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1656 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1658 * config/s390/tpf.h (ASM_SPEC): Define.
1660 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1662 * tree-flow.h: Remove the prototype for
1663 redirect_immediate_uses.
1664 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1666 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1668 * arm.c (arm_const_double_by_parts): New function.
1669 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1670 * arm.md (define_split for 64-bit constants): Add another one.
1672 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1674 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1676 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1678 * system.h: Revert last change.
1680 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1682 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1683 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1684 (TARGET_SWITCHES): Delete.
1685 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1686 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1687 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1688 * config/xtensa/xtensa.opt: New file.
1690 2005-04-08 Ben Elliston <bje@au.ibm.com>
1692 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1693 * config/fp-bit.h: Tidy comments.
1695 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1697 * system.h: Poison PARAMS.
1699 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1701 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1702 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1703 (TARGET_SWITCHES): Delete.
1704 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1705 * config/vax/vax.opt: New file.
1707 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1709 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1711 2005-04-07 Ian Lance Taylor <ian@airs.com>
1713 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1715 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1716 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1719 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1721 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1722 all immediate uses in PHI nodes.
1724 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1726 * arm.c (arm_const_double_inline_cost): Handle any constant by
1727 using gen_lowpart and gen_highpart_mode.
1728 (note_invalid_constants): All constants in an RTX with a constraint
1729 that permits memory are now pushed to the constant pool.
1730 (output_move_double): Delete code to handle reg to reg and
1731 constant to reg moves.
1732 (const_double_needs_minipool, output_mov_immediate): Delete.
1733 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1734 CONST_INT and CONST_VECTOR.
1735 * arm.md (ANY64): New mode macro.
1736 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1737 (movdf_soft_insn): Split reg-reg and const-reg moves.
1738 (split patterns for 64-bit constant and register moves): New.
1739 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1740 (cirrus_movdf_hard_insn): Likewise.
1741 * fpa.md (movdf_fpa): Likewise.
1742 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1743 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1745 (movv2si_internal_2): Likewise.
1746 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1747 (movdf_vfp): Likewise.
1748 * arm-protos.h (output_mov_immediate): Delete prototype.
1750 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1753 * simplify-rtx.c (simplify_unary_operation_1): Check
1754 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1756 2005-04-06 James E Wilson <wilson@specifixinc.com>
1759 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1762 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1764 * coverage.h (GCOV_TYPE_NODE): Delete.
1765 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1766 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1767 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1768 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1769 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1771 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1774 * Makefile.in (gcc.pot): Remove options.c dependency.
1775 * optc-gen.awk: Don't quote help strings with N_().
1777 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1779 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1780 the function returns a pointer type.
1782 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1784 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1785 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1786 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1787 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1788 explicit_uses members.
1789 (get_or_create_used_part_for): Initialize new fields.
1790 (fieldoff_compare): New function.
1791 (create_overlap_variables_for): Count number of fields, use
1792 heuristic to determine whether to create subvars for vars with
1794 Sort the field list by offset and avoid creating duplicate SFT's.
1796 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1798 * c.opt (-F): Remove trailing whitespace from help string.
1799 (-finput-charset): Use a tab to separate the switch name and help
1801 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1802 (-ftree-vectorizer-verbose): Likewise.
1804 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1806 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1807 a PHI argument where a use occurs instead of all PHI arguments.
1809 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1811 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1814 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1816 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1817 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1818 config/bfin/bfin.h: Fix comment typos.
1820 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1822 * doc/install.texi: Update the URL for Jacks.
1823 * doc/sourcebuild.texi: Likewise.
1825 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1828 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1829 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1831 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1833 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1835 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1837 * config/v850/v850-protos.h (override_options): Delete.
1838 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1839 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1840 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1841 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1842 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1843 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1844 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1845 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1846 (OVERRIDE_OPTIONS): Delete.
1847 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1848 (small_memory_info): Remove the value field.
1849 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1851 * config/v850/v850.c (small_memory): Remove the value field.
1852 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1853 (override_options): Delete.
1854 (v850_handle_memory_option, v850_handle_option): New functions.
1855 * config/v850/v850.opt: New file.
1857 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1859 * config.host: Add a section for generic hosts, and a subsection
1860 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1861 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1862 * config/host-darwin.h: New.
1863 * config/x-darwin: New.
1864 * config/i386/host-i386-darwin.c: New.
1865 * config/i386/x-darwin: New.
1866 * config/rs6000/host-darwin.c: Include host-darwin.h.
1867 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1868 (darwin_rs6000_gt_pch_use_address): Likewise.
1869 * config/rs6000/x-darwin: Change name of .o built, update
1870 dependencies for changes to rs6000/host-darwin.c.
1872 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1875 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1877 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1879 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1880 split_loop_exit_edge instead of loop_split_edge_with.
1882 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1884 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1885 UNSPEC_SET_VSCR): New constants, used throughout.
1887 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1889 (altivec_vspltis<VI_char>): ... this pattern, using
1890 a QImode const_int_operand for the immediate.
1891 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1894 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1897 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1899 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1901 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1903 2005-04-06 Ben Elliston <bje@au.ibm.com>
1905 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1906 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1907 macros as living in "this file" and not gcc.h.
1909 2005-04-06 Ben Elliston <bje@au.ibm.com>
1911 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1912 -ftree-live_range_split. Perhaps renamed at some point?
1914 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1917 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1918 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1920 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1922 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1923 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1924 (number_of_iterations_special): New function.
1925 (number_of_iterations_exit): Use number_of_iterations_special.
1926 Use simplify_using_outer_evolutions only at -O3.
1927 (number_of_iterations_cond, tree_simplify_using_condition,
1928 simplify_using_initial_conditions, loop_niter_by_eval,
1929 compare_trees, can_count_iv_in_wider_type_bound,
1930 simplify_using_outer_evolutions): Use fold_build.
1932 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1934 * doc/install.texi (Configuration): Document --with-java-home.
1936 2005-04-05 Richard Henderson <rth@redhat.com>
1940 * config/i386/i386.c (print_operand): Handle vector zeros.
1941 (ix86_split_to_parts): Handle CONST_VECTOR.
1942 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1943 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1944 what modes to tie for MMX and SSE registers.
1945 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1946 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1947 to vector modes as well.
1948 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1949 properly as an input mode.
1951 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1953 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1955 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1957 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1959 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1961 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1962 and local functions, set sse_nregs to 8 and float_in_sse.
1963 (function_arg_advance, function_arg): If float_in_sse, pass
1964 SFmode and DFmode arguments in SSE registers.
1965 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1967 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1968 of -funit-at-a-time.
1970 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1972 * config/i386/i386-protos.h (ix86_function_value): Accept two
1973 arguments, like the target macro.
1974 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1975 * config/i386/i386.c (ix86_function_value): Accept the second
1976 argument of the target macro.
1977 (ix86_function_ok_for_sibcall): Pass a function pointer to
1978 ix86_function_value.
1979 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1980 call to ix86_value_regno).
1981 (ix86_value_regno): Add support for returning floating point values
1984 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1986 PR tree-optimization/20076
1987 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1988 that call __builtin_return or __builtin_apply_args.
1990 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1992 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1993 Use immediate use iterator.
1994 (stmt_is_bumper_for_loop): Use immediate use iterator.
1995 * predict.c (strip_builtin_expect): Use update_stmt.
1996 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1997 on all elements of a STATEMENT_LIST.
1998 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1999 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2000 (bsi_replace): Mark stmt as modified and the update it.
2001 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2002 (expand_complex_libcal): Call update_stmt.
2003 (expand_complex_comparison): Call mark_stmt_modified.
2004 (expand_complex_operations_1): Call update_stmt_if_modified.
2005 (expand_vector_operations_1): Call mark_stmt_modified.
2006 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2007 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2008 add_immediate_use, redirect_immediate_use,
2009 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2010 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2011 (mark_new_vars_to_rename): Call update_stmt.
2012 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2013 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2015 (unmodify_stmt): Delete.
2016 (update_stmt): New. Force an update of a stmt.
2017 (update_stmt_if_modified): update a stmt if it is out of date.
2018 (get_stmt_operands): Verify stmt is NOT modified.
2019 (stmt_modified_p): Update comment.
2020 (delink_imm_use): Remove a use node from its immuse list.
2021 (link_imm_use_to_list): Link a use node to a specific list.
2022 (link_imm_use): Link a node to the correct list.
2023 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2024 it in the correct list, if appropriate.
2025 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2026 (relink_imm_use): Link a use node in place of another node in a list.
2027 (relink_imm_use_stmt): LInk a node in place of another node, and set
2029 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2030 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2031 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2032 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2033 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2034 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2035 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2036 (has_zero_uses): New. Return true if there are no uses of a var.
2037 (has_single_use): New. Return true if there is only a single use of a
2039 (single_imm_use): New. Return the simgle immediate use.
2040 (num_imm_uses): New. Return the number of immediate uses.
2041 (get_v_must_def_ops): Use is now a pointer.
2042 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2043 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2045 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2046 (delink_stmt_imm_use): Delink all immuses from a stmt.
2047 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2048 * tree-flow.h (struct dataflow_d): Delete.
2049 (immediate_use_iterator_d): New. Immediate use iterator struct.
2050 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2051 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2052 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2054 (struct stmt_ann_d): Remove dataflow_t from struct.
2055 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2056 (if_convertible_phi_p): Use FAST immuse iterator.
2057 (if_convertible_loop_p): Don't call compute_immediate_uses.
2058 (replace_phi_with_cond_modify_expr): Call update_stmt.
2059 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2060 update_stmt_if_modified.
2061 (rewrite_all_into_ssa): Initialize ssa operands.
2062 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2063 compute_immediate_uses.
2064 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2065 ssa_property is available.
2066 (execute_one_pass): Change parameters passed to execute_todo.
2067 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2068 (remove_ssa_form): Call fini_ssa_operands.
2069 (insert_backedge_copies): Delete call to modify_stmt.
2070 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2071 (release_phi_node): Delink any use nodes before releasing.
2072 (resize_phi_node): Relink any use nodes.
2073 (remove_phi_arg_num): Delink the use node.
2074 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2075 (remove_all_phi_nodes_for): Release phi node first.
2076 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2077 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2078 (scalarize_use, scalarize_copy): Call update_stmt.
2079 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2080 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2081 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2082 (ccp_initialize): Remove call to compute_immediate_uses.
2083 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2084 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2086 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2087 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2088 (eliminate_redundant_computations): Call mark_stmt_modified.
2089 (cprop_operand): Call mark_stmt_modified.
2090 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2091 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2092 (dse_optimize_stmt): Use new immuse interface.
2093 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2094 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2095 (substitute_single_use_vars): Use new immuse interface.
2096 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2097 and compute_immediate_uses.
2098 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2100 (rewrite_mem_refs): Call update_stmt.
2101 (determine_lsm): Remove call to compute_imm_uses and free_df.
2102 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2103 (try_unroll_loop_completely): Call update_stmt.
2104 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2105 (rewrite_use_compare): Call update_stmt.
2106 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2107 (rewrite_use) : Call update_stmt.
2108 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2109 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2111 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2112 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2113 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2115 (initialize_vuse_operand): New. Initialize a vuse operand.
2116 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2117 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2118 (finalize_ssa_defs): Use stmt parameter.
2119 (correct_use_link): Ensure a use node is in the correct list, and has
2120 the correct stmt pointer.
2121 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2122 finalize_ssa_v_must_defs): Also initialize use nodes.
2123 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2124 (build_ssa_operands): Seperate parsing from final operand construction.
2125 (parse_ssa_operands): New. Parse entry point for operand building.
2126 (swap_tree_operands): New. Swap 2 tree operands.
2127 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2129 (get_expr_operands): Call swap_tree_operands when needed.
2130 (copy_virtual_operands): Use initialize routines for virtual use ops.
2131 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2132 (verify_abort): New. Issue imm_use error.
2133 (verify_imm_links): New Verify imm_use links for a var.
2134 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2135 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2136 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2137 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2138 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2139 (NULL_USE_OPERAND_P) Define.
2140 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2142 (struct vuse_operand_type): New struct.
2143 (SET_USE): Call set_ssa_use_from_ptr.
2145 (PHI_ARG_INDEX_FROM_USE): Define.
2146 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2147 argument via SET_USE, not PHI_ARG_DEF_TREE.
2148 * tree-ssa-pre.c (eliminate): Call update_stmt.
2149 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2151 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2152 (nearest_common_dominator_of_uses): Use imm_use iterator.
2153 (statement_sink_location): Use imm_use iterator and interface.
2154 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2155 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2156 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2157 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2158 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2159 if new parameter is true.
2160 (init_tree_ssa): Don't initialize operand cache here.
2161 (delete_tree_ssa): Don't destroy operand cache here.
2162 (propagate_into_addr): Pass in a use pointer, return true if anything
2164 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2165 (check_phi_redundancy): Use imm_use iterator.
2166 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2168 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2169 (release_ssa_name): Delink node and all elements in its imm_use list.
2170 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2171 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2172 * tree-vectorizer.c (need_imm_uses_for): Delete.
2173 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2174 * tree.h (struct ssa_imm_use_d): Define.
2175 (SSA_NAME_IMM_USE_NODE): Define.
2176 (struct tree_ssa_name): Add imm_use node.
2178 (PHI_ARG_IMM_USE_NODE): Define.
2179 (struct phi_arg_d): Add imm_use node.
2180 (struct tree_phi_node): Remove struct dataflow_d element.
2181 (TDF_STMTADDR): Define.
2183 2005-04-05 Dale Johannesen <dalej@apple.com>
2185 * doc/invoke.texi (Optimization Options): Remove
2186 duplicate -fcse-follow-jumps. Add -fweb.
2187 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2188 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2190 2005-04-05 Per Bothner <per@bothner.com>
2192 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2193 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2194 (warn_uninit): Get EXPR_LOCUS from context now instead.
2195 This fixes a USE_MAPPED_LOCATION testsuite failure.
2197 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2199 2005-04-05 Per Bothner <per@bothner.com>
2201 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2202 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2203 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2206 2004-04-05 Devang Patel <dpatel@apple.com>
2208 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2209 (lhsr<mode>3): ... new name.
2210 (altivec_vsra<VI_char>): Rename to ..
2211 (ashr<mode>3): ... new name.
2212 * config/rs6000/rs6000.c (builtin_description): Rename shift
2215 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2217 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2218 gen_lowpart_for_combine.
2219 * cse.c (gen_lowpart_if_possible): Move...
2220 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2222 (gen_lowpart_no_emit_general): Use it.
2224 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2226 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2229 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2231 * system.h: Fix typo.
2233 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2235 * config/bfin/bfin-modes.def: New file.
2236 * config/bfin/bfin-protos.h: New file.
2237 * config/bfin/bfin.c: New file.
2238 * config/bfin/bfin.h: New file.
2239 * config/bfin/bfin.md: New file.
2240 * config/bfin/bfin.opt: New file.
2241 * config/bfin/crti.s: New file.
2242 * config/bfin/crtn.s: New file.
2243 * config/bfin/elf.h: New file.
2244 * config/bfin/lib1funcs.asm: New file.
2245 * config/bfin/predicates.md: New file.
2246 * config/bfin/t-bfin: New file.
2247 * config/bfin/t-bfin-elf: New file.
2248 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2249 Document new attributes.
2250 (interrupt, interrupt_handler, saveall): Update documentation for
2252 * doc/install.texi (Specific): Add entry for the Blackfin.
2253 * doc/invoke.texi (Blackfin Options): New section.
2254 * doc/md.texi (Blackfin family): New section to document constraints.
2255 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2257 2005-04-05 Olivier Hainque <hainque@adacore.com>
2259 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2260 match what the system unwinder expects.
2261 * config/mips/mips.c (mips_frame_set): If we're saving the return
2262 address register and the dwarf return address column number differs
2263 from the hard register number, adjust the note reg to refer to the
2266 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2268 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2269 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2270 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2271 (processor_type): New enum.
2272 (mn10300_processor): New variable.
2273 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2274 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2275 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2276 (PROCESSOR_DEFAULT): New macro.
2277 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2278 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2279 (mn10300_handle_option, mn10300_override_options): New functions.
2280 * config/mn10300/mn10300.opt: New file.
2282 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2283 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2285 PR tree-optimization/19903
2286 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2287 that don't fit in their type after conversion.
2289 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2292 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2293 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2294 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2295 flag here. Implement using define_insn_and_split.
2296 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2297 (frndintxf2_mask_pm_i387): New insn patterns.
2298 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2299 Do not set ix86_optimize_mode_switching flag.
2300 (ceilsf2, ceildf2, ceilxf2): Same.
2301 (btruncsf2, btruncdf2, btruncxf2): Same.
2302 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2304 2005-04-05 Ian Lance Taylor <ian@airs.com>
2307 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2308 i386_pe_record_external_function.
2309 (i386_pe_record_external_function): Update declaration.
2310 * config/i386/winnt.c (struct extern_list): Add decl field.
2311 (i386_pe_record_external_function): Add decl parameter.
2312 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2314 * config/i386/i386-protos.h (i386_pe_record_external_function):
2317 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2319 * config/m68k/m68k-protos.h: Add a prototype for
2320 valid_dbcc_comparison_p_2.
2321 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2322 extend_operator, const_uint32_operand, const_sint32_operand,
2323 general_src_operand, nonimmediate_src_operand,
2324 memory_src_operand, post_inc_operand, pre_dec_operand,
2325 pcrel_address): Move to predicates to predicates.md.
2326 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2327 * config/m68k/m68k.md: Include predicates.md.
2328 * config/m68k/predicates.md: New.
2330 2005-04-04 Roger Sayle <roger@eyesopen.com>
2332 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2334 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2336 2005-04-04 Ian Lance Taylor <ian@airs.com>
2338 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2340 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2341 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2342 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2343 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2344 * c-common.c (c_do_switch_warnings_1): New static function broken
2345 out of c_do_switch_warnings.
2346 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2347 (c_do_switch_expr_warnings): New function.
2348 * c-common.h (c_do_switch_expr_warnings): Declare.
2350 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2351 Daniel Jacobowitz <dan@codesourcery.com>
2353 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2355 * rtlanal.c (may_trap_p): Same.
2357 2005-04-04 Dale Johannesen <dalej@apple.com>
2359 * ChangeLog: remove reference to ChangeLog.12.
2361 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2363 CRIS epilogue as RTL.
2364 * config/cris/cris.md: Change all 0 in unspec 0 to
2366 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2367 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2369 ("return"): Change to define_expand. Call cris_expand_return for
2371 ("*return_expanded"): New pattern.
2372 ("epilogue"): New define_expand.
2373 * config/cris/cris.h (PREDICATE_CODES): Add
2374 cris_load_multiple_op.
2375 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2377 (enum cris_retinsn_type): New.
2378 (struct machine_function): New member return_type.
2379 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2380 (cris_target_asm_function_epilogue): Remove, moving RTLified
2382 (cris_expand_epilogue): New function.
2383 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2384 (cris_gen_movem_load, cris_load_multiple_op)
2385 (cris_return_address_on_stack_for_return, cris_expand_return): New
2387 (cris_target_asm_function_prologue)
2388 (cris_initial_frame_pointer_offset): Call
2389 cris_reg_saved_in_regsave_area instead of complicated expression.
2390 Call cris_return_address_on_stack instead of an expression.
2391 (cris_print_operand) <case 'o', case 'O'>: New cases.
2392 (cris_return_address_on_stack): Change return-type to bool.
2393 (cris_simple_epilogue): Ditto. Return false if registers are
2395 * config/cris/cris-protos.h (cris_simple_epilogue)
2396 (cris_return_address_on_stack): Adjust prototype return type.
2397 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2398 (cris_return_address_on_stack_for_return): New prototypes.
2400 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2402 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2403 gpr_or_int12_operand.
2405 * config/frv/frv-protos.h: Add a prototype to
2406 frv_legitimate_memory_operand and frv_const_unspec_p.
2407 (frv_unspec): Move from frv.c.
2408 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2409 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2410 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2411 gpr_or_fpr_operand, gpr_or_int12_operand,
2412 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2413 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2414 int6_operand, int5_operand, uint5_operand, uint4_operand,
2415 uint1_operand, int_2word_operand, uint16_operand,
2416 upper_int16_operand, integer_register_operand,
2417 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2418 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2419 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2420 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2421 move_destination_operand, movcc_fp_destination_operand,
2422 frv_function_symbol_referenced_p, move_source_operand,
2423 condexec_dest_operand, condexec_source_operand,
2424 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2425 const_unspec_operand, gpr_or_memory_operand,
2426 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2427 icc_operand, fcc_operand, cc_operand, icr_operand,
2428 fcr_operand, cr_operand, call_operand, sibcall_operand,
2429 symbolic_operand, relational_operator,
2430 integer_relational_operator, float_relational_operator,
2431 ccr_eqne_operator, minmax_operator,
2432 condexec_si_binary_operator, condexec_si_media_operator,
2433 condexec_si_divide_operator, condexec_si_unary_operator,
2434 condexec_sf_conv_operator, condexec_sf_add_operator,
2435 condexec_memory_operand, intop_compare_operator, acc_operand,
2436 even_acc_operand, quad_acc_operand, accg_operand: Move to
2438 * config/frv/frv.h (PREDICATE_CODES): Remove.
2439 * config/frv/frv.md: Include predicates.md.
2440 * config/frv/predicates.md: New.
2442 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2445 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2446 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2447 (add_standard_iv_candidates_for_size): New function, extracting code
2448 from add_standard_iv_candidates and parameterizing it by type size.
2449 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2451 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2453 * system.h (GCOV_SIZE_TYPE): Unposion.
2454 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2455 (GCOV_TYPE_SIZE): ...this new macro.
2456 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2457 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2458 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2459 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2460 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2461 instead of unsigned_intSI_type_node.
2462 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2463 (rtl_gen_one_value_profiler_no_edge_manipulation)
2464 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2465 * value-prof.c: Include coverage.h.
2467 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2468 Diego Novillo <dnovillo@redhat.com>
2470 Fix PR tree-optimization/20703
2471 Fix PR tree-optimization/20725
2473 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2474 (create_expression_by_pieces): Ditto.
2475 (valid_in_set): Ditto. Also handle tcc_declaration.
2476 (find_or_generate_expression): Handle comparison class.
2477 (insert_into_preds_of_block): Ditto.
2478 (insert_aux): Ditto.
2479 (create_value_expr_from): Handle comparison class, recursively
2480 handle reference nodes.
2481 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2482 (execute_pre): Fix spacing.
2483 (do_fre): Renamed to execute_fre.
2485 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2487 * doc/invoke.texi (SPARC options): Document that
2488 -mlittle-endian is not supported on Linux either.
2490 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2494 * config.gcc (Obsolete configurations): Remove
2495 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2496 (sparclite-*-coff*): Delete.
2497 (sparclite-*-elf*): Likewise.
2498 (sparc86x-*-elf*): Likewise.
2499 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2500 * config/sparc/lite.h: Delete.
2501 * config/sparc/litecoff.h: Likewise.
2502 * config/sparc/liteelf.h: Likewise.
2503 * config/sparc/sp86x-elf.h: Likewise.
2504 * config/sparc/t-sparclite: Likewise.
2505 * config/sparc/t-sp86x: Likewise.
2507 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2509 * config/s390/s390-protos.h: (s390_comparison,
2510 s390_alc_comparison, s390_slb_comparison, const0_operand,
2511 consttable_operand, larl_operand, s_operand,
2512 shift_count_operand, bras_sym_operand, load_multiple_operation,
2513 store_multiple_operation, s390_plus_operand): Remove prototypes.
2514 (s390_legitimate_address_without_index_p): New prototype.
2515 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2517 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2518 const0_operand, consttable_operand, larl_operand, s_operand,
2519 shift_count_operand, bras_sym_operand, load_multiple_operation,
2520 store_multiple_operation, s390_plus_operand): Move to
2522 (check_mode): Remove.
2523 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2525 (s390_legitimate_address_without_index_p): New.
2526 * config/s390/s390.h (PREDICATE_CODES): Remove.
2527 * config/s390/s390.md: Include predicates.md.
2528 * config/s390/predicates.md: New.
2530 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2533 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2534 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2535 (NEED_INDICATE_EXEC_STACK): Define to 1.
2536 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2537 (NEED_INDICATE_EXEC_STACK): Define to 1.
2538 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2539 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2540 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2541 (pic_helper_emitted_p): New global.
2542 (emit_pic_helper): New function extracted from...
2543 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2544 Do not call emit_pic_helper if delay_pic_helper is true.
2545 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2546 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2547 (sparc_file_end): New function.
2549 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2551 * config/mcore/mcore-protos.h: Remove the prototypes for
2552 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2553 mcore_general_movdst_operand, mcore_reload_operand,
2554 mcore_arith_J_operand, mcore_arith_K_operand,
2555 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2556 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2557 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2558 mcore_literal_K_operand, mcore_addsub_operand,
2559 mcore_compare_operand, mcore_load_multiple_operation,
2560 mcore_store_multiple_operation, mcore_call_address_operand.
2561 Add a prototype for const_ok_for_mcore.
2562 * config/mcore/mcore.c (mcore_call_address_operand,
2563 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2564 mcore_arith_reg_operand, mcore_reload_operand,
2565 mcore_arith_J_operand, mcore_arith_K_operand,
2566 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2567 mcore_arith_M_operand, mcore_arith_imm_operand,
2568 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2569 mcore_literal_K_operand, mcore_addsub_operand,
2570 mcore_compare_operand, mcore_load_multiple_operation,
2571 mcore_store_multiple_operation): Move to predicates.md.
2572 (const_ok_for_mcore): Export.
2573 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2574 * config/mcore/mcore.md: Include predicates.md.
2575 * config/mcore/predicates.md: New.
2577 * config/mcore/predicates.md: Fix a comment typo.
2579 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2580 Adrian Straetling <straetling@de.ibm.com>
2582 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2583 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2584 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2586 ("imul"): Removed from "type" attribute.
2587 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2588 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2589 Changed type to imulsi.
2590 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2592 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2594 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2595 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2596 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2597 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2598 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2599 (TARGET_SWITCHES, mcore_stack_increment_string)
2600 (TARGET_OPTIONS): Delete.
2601 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2602 than *_BIT constants.
2603 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2604 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2605 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2606 (mcore_override_options): Delete mcore_stack_increment code.
2607 Change use of M340_BIT to MASK_M340.
2608 * config/mcore/mcore.opt: New file.
2610 2005-04-04 Ian Lance Taylor <ian@airs.com>
2612 * config/arm/arm.c (replace_symbols_in_block): Remove static
2615 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2617 * config/fr30/fr30-protos.h: Remove the prototypes for
2618 stack_add_operand, add_immediate_operand,
2619 high_register_operand, low_register_operand, call_operand,
2620 di_operand, and nonimmediate_di_operand.
2621 * config/fr30/fr30.c (stack_add_operand,
2622 add_immediate_operand, high_register_operand,
2623 low_register_operand, call_operand, di_operand,
2624 nonimmediate_di_operand): Move to predicates.md.
2625 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2626 * config/fr30/fr30.md: Include predicates.md.
2627 * config/fr30/predicates.md: New.
2629 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2630 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2631 mcore_call_address_operand.
2633 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2634 general_movsrc_operand.
2636 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2638 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2641 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2644 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2647 2005-04-04 Richard Henderson <rth@redhat.com>
2648 Jakub Jelinek <jakub@redhat.com>
2650 PR rtl-optimization/16104
2651 * fold-const.c (fold_unary): Fix folding of vector conversions.
2653 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2655 * config.gcc (xstormy16-*-elf): Set extra_options.
2656 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2657 * config/stormy16/stormy16.opt: New file.
2659 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2661 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2662 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2663 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2664 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2665 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2666 (TARGET_UNIX_ASM): Delete.
2667 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2668 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2669 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2670 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2671 * config/pdp11/pdp11.opt: New file.
2673 2005-04-03 Roger Sayle <roger@eyesopen.com>
2674 Alexandre Oliva <aoliva@redhat.com>
2677 * fold-const.c (non_lvalue): Split tests into...
2678 (maybe_lvalue_p): New function.
2679 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2680 C++ front-end prior to lowering into gimple form.
2682 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2684 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2685 BUILT_IN_STRNCASECMP): New.
2686 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2689 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2692 * arm.md (addsi3_compare0_for_combiner): Delete.
2693 (addsi3_compare0_scratch_for_combiner): Delete.
2694 (cmpsi_neg_shiftsi): Delete.
2695 (compare_negsi_si): New pattern.
2696 (cmpsi_negshiftsi_si): New pattern.
2697 (negated_cbranchsi4): Restrict to equality_operator.
2699 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2702 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2704 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2707 * doc/install.texi: Fix a typo.
2709 2005-04-03 Steven Bosscher <stevenb@suse.de>
2712 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2713 a computed goto if the edge to the computed goto block has
2714 incoming abnormal edges. Clarify how the function works.
2716 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2718 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2719 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2720 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2721 hash_scan_set, reg_set_between_after_reload_p,
2722 reg_used_between_after_reload_p, get_avail_load_store_reg,
2723 eliminate_partially_redundant_load): Likewise.
2724 * postreload.c (reload_cse_simplify_set,
2725 reload_combine_note_use): Likewise.
2726 * predict.c (predict_insn, expected_value_to_br_prob,
2727 propagate_freq, expensive_function_p): Likewise.
2728 * print-rtl.c (print_rtx): Likewise.
2729 * profile.c (instrument_edges, instrument_values,
2730 compute_branch_probabilities, branch_prob, union_groups,
2731 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2732 * protoize.c (in_system_include_dir, file_could_be_converted,
2733 file_normally_convertible, gen_aux_info_file, seek_to_line,
2734 do_cleaning): Likewise.
2735 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2736 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2737 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2739 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2741 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2742 * modulo-sched.c (undo_replace_buff_elem): New structure.
2743 (kernel_number_of_cycles, ps_unschedule_node,
2744 undo_generate_reg_moves,free_undo_replace_buff,
2745 undo_permute_partial_schedule, loop_single_full_bb_p,
2746 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2747 build_loops_structure, get_sched_window): New.
2748 (generate_reg_moves): Return undo_replace_buff_elem and other
2750 (generate_prolog_epilog): Remove old loop versioning.
2751 (sms_schedule): Use loop information and loop_version.
2752 (sms_schedule_by_order): Split part of it to get_sched_window.
2753 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2754 cfg_layout_finalize and free_dominance_info before/after SMS.
2756 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2758 * cfghooks.c (lv_flush_pending_stmts,
2759 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2760 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2761 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2762 lv_add_condition_to_bb,
2763 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2764 flush_pending_stmts): New in cfg_hooks structure.
2765 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2766 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2767 lv_add_condition_to_bb): New declarations.
2768 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2770 (loop_version): Declare.
2771 * cfgloopmanip.c (cfghooks.h): Include.
2772 (duplicate_loop_to_header_edge): Change return type to bool.
2773 (loop_version, lv_adjust_loop_entry_edge): Move here.
2774 * cfgrtl.c (cfgloop.h): Include.
2775 (rtl_verify_flow_info_1): Fix.
2776 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2777 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2779 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2780 tree_lv_add_condition_to_bb): New.
2781 (tree_cfg_hooks): Add new hooks to initialization.
2782 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2783 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2785 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2787 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2788 xstormy16_below100_or_register,
2789 xstormy16_splittable_below100_or_register, and
2790 nonimmediate_nonstack_operand.
2792 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2793 xstormy16_ineqsi_operator, equality_operator,
2794 inequality_operator, shift_operator,
2795 xstormy16_below100_operand, xstormy16_below100_or_register,
2796 xstormy16_splittable_below100_or_register,
2797 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2798 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2799 equality_operator, inequality_operator,
2800 xstormy16_below100_operand, xstormy16_below100_or_register,
2801 xstormy16_splittable_below100_or_register,
2802 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2803 nonimmediate_nonstack_operand, shift_operator): Move to
2805 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2806 * config/stormy16/stormy16.md: Include predicates.md.
2807 * config/stormy16/predicates.md: New.
2809 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2811 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2812 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2813 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2814 move_operand, power_of_2_operand): Move to predicates.md.
2815 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2816 PREDICATE_CODE): Remove.
2817 * config/iq2000/iq2000.md: Include predicates.md.
2818 * config/iq2000/predicates.md: New.
2820 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2822 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2823 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2824 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2825 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2826 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2827 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2828 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2829 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2830 (TARGET_M68HC11): Delete.
2831 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2832 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2833 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2834 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2835 (nb_soft_regs): Delete.
2836 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2837 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2838 and MASK_M6812 being set simultaneously. Change the code that sets
2839 the default m68hc11_soft_reg_count to use integers instead of strings.
2840 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2841 m68hc11_soft_reg_count (which now has an int type) as the number
2843 * config/m68hc11/m68hc11.opt: New file.
2845 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2847 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2848 fp_displacement_operand, sp_displacement_operand.
2850 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2852 Remove the prototypes for tst_operand, cmp_operand,
2853 stack_register_operand, d_register_operand,
2854 hard_addr_reg_operand, splitable_operand,
2855 m68hc11_logical_operator, m68hc11_arith_operator,
2856 m68hc11_non_shift_operator, m68hc11_shift_operator,
2857 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2858 non_push_operand, hard_reg_operand, and
2859 reg_or_some_mem_operand.
2860 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2862 (tst_operand, cmp_operand, non_push_operand,
2863 splitable_operand, reg_or_some_mem_operand,
2864 stack_register_operand, d_register_operand,
2865 hard_addr_reg_operand, hard_reg_operand,
2866 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2867 m68hc11_arith_operator, m68hc11_non_shift_operator,
2868 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2870 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2871 * config/m68hc11/m68hc11.md: Include predicates.md.
2872 * config/m68hc11/predicates.md: New.
2874 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2877 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2878 change checked in along with 2005-03-03's patch for debug/20253.
2879 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2880 (remap_decl): Insert type decl in map earlier.
2882 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2884 PR tree-optimization/20640
2885 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2886 post-dominator if it has phi nodes.
2887 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2888 before dead statements.
2890 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2893 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2895 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2897 PR rtl-optimization/20290
2898 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2899 in every iteration if the entry point is the exit test.
2901 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2903 * config/cris/cris.md (attribute "length"): Define.
2905 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2907 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2908 (word_offset_memref_operand): New.
2909 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2910 (indexed_or_indirect_operand): Delete.
2911 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2912 (indexed_or_indirect_operand): Delete.
2914 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2917 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2920 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2921 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2923 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2925 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2927 2005-04-01 Ian Lance Taylor <ian@airs.com>
2929 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2930 (rus, prus): Remove static variables.
2931 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2932 (process_command): Permit report_times and use_pipes together.
2934 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2936 * c-decl.c (validate_proto_after_old_defn): Look at
2937 TYPE_MAIN_VARIANT of argument types.
2939 2005-04-01 Paul Brook <paul@codesourcery.com>
2941 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2942 (arm_output_function_epilogue): Allow call_via_SP.
2943 (thumb_call_via_reg, arm_file_end): Ditto.
2944 * config/arm/arm.h (struct machine_function): Include space for SP.
2945 (thumb_call_via_label): Update declaration.
2947 2005-04-01 Ian Lance Taylor <ian@airs.com>
2949 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2950 doing a peephole optimization, once again put any notes in the
2953 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2955 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2957 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2959 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2960 (block_alloc, find_free_reg): Likewise.
2961 * loop-doloop.c (doloop_modify): Likewise.
2962 * loop-invariant.c (record_use): Likewise.
2963 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2964 get_iv_value, canon_condition, eliminate_implied_condition,
2965 eliminate_implied_condition, simplify_using_initial_values,
2966 shorten_into_mode, canonicalize_iv_subregs,
2967 iv_number_of_iterations): Likewise.
2968 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2969 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2970 unswitch_loop): Likewise.
2971 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2972 move_movables, replace_call_address, find_and_verify_loops,
2973 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2974 record_giv, final_giv_value, general_induction_var,
2975 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2976 loop_giv_dump): Likewise.
2978 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2979 GCOV_CHECK_WRITING): Remove.
2980 (gcov_position, gcov_rewrite): Use gcc_assert.
2981 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2982 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2983 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2986 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2988 * tree-inline.c: Fix a typo.
2990 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2992 * configure.ac (enable-checking): Explicitly set all variables for
2993 collective switch values. Alphabetize variables. Rename
2994 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2996 * doc/install.texi (enable-checking): Update documentation.
2997 * configure: Rebuilt.
2999 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3001 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3004 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3006 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3007 Also reject cases where this pattern will cause load delay stalls
3008 unless optimizing for size and it will produce a shorter sequence.
3009 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3010 variants to avoid pre-adjusting the base when possible.
3012 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3014 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3015 the frame and argument pointers.
3016 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3017 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3018 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3019 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3020 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3021 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3023 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3025 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3026 with entry for selectany attribute.
3027 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3029 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3030 (i386_pe_asm_named_section): Handle sections generated by
3031 selectany attribute.
3032 * doc/extend.texi (selectany): Document attribute.
3034 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3035 Jan Hubicka <jh@suse.cz>
3037 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3038 to fix addresses involving EBP and ESP.
3039 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3040 for SUBREGed registers.
3041 (legitimate_address_p): Accept SUBREGed registers.
3043 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3046 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3047 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3050 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3052 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3054 2005-04-01 James E Wilson <wilson@specifixinc.com>
3057 * dwarf2out.c (rtl_for_decl_init): New function.
3058 (rtl_for_decl_location): Extracted from here.
3059 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3060 add_const_value_attribute. Delete initializer_constant_valid_p call.
3062 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3064 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3065 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3066 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3067 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3068 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3069 config/i386/i386.md, config/rs6000/predicates.md,
3070 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3071 config/s390/s390.c, config/stormy16/stormy16.c,
3072 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3075 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3078 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3079 COND_EXPR and CALL_EXPR.
3081 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3084 * genautomata.c (first_cycle_unit_presence): Check all alternative
3085 states for unit presence.
3087 * doc/md.texi: Remove remark about impossibility to query unit
3088 presence in non nondeterministic automaton state.
3090 * config/ia64/ia64.c (get_template): Change order of unit querying.
3092 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3094 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3097 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3099 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3100 flag for edges outside any loops.
3102 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3104 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3106 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3108 * tree-ssa-alias.c: Follow spelling conventions.
3109 * doc/tree-ssa.texi: Fix a typo.
3111 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3113 * postreload-gcse.c: Include target.h.
3114 (gcse_after_reload_main): Return early if we cannot modify jumps.
3115 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3117 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3119 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3120 expensive operations.
3122 2005-03-31 Ian Lance Taylor <ian@airs.com>
3124 * collect2.c (lderrout): New variable.
3125 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3126 if it is set, to stderr.
3127 (handler): Unlink lderrout if it is set.
3128 (dump_file): Add "to" parameter. Change all callers.
3129 (main): Initialize lderrout.
3130 (collect_execute): Add errname parameter. Change all callers.
3131 Rename redir parameter to outname. Never pass
3132 PEX_STDERR_TO_STDOUT to pex_run.
3133 * collect2.h (collect_execute, dump_file): Update declarations.
3134 * tlink.c (tlink_execute): Add errname parameter. Change all
3136 (do_tlink): Check lderrout as well as ldout.
3138 2005-03-31 Caroline Tice <ctice@apple.com>
3140 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3141 (bb-reorder.o): Add errors.h to list of requirements.
3142 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3143 profiledbootstrap flags.
3144 * bb-reorder.c (errors.h): Add new include.
3145 (struct bbro_basic_block_data_def): Add new field, in_trace.
3146 (add_unlikely_executed_notes): Remove function.
3147 (mark_bb_for_unlikely_executed_section): Remove function.
3148 (insert_section_boundary_note): New function.
3149 (verify_hot_cold_block_grouping): New function.
3150 (push_to_next_round_p): Remove variables and tests that push all
3151 cold blocks to last round.
3152 (find_traces): Remove code that added extra round of trace finding
3153 when doing partitioning.
3154 (find_traces_1_round) : Remove variable last_round; add code to
3155 update new struct field, in_trace; correct trace_length where it was
3156 incorrect before (after call to copy_bb); change code that pushed all
3157 cold blocks to last round. Instead verify that all blocks going into
3158 a trace belong in the same partition.
3159 (connect_traces): Modify to connect the traces in two passes, if the
3160 function contains both hot and cold blocks. The first pass connects
3161 all the traces for blocks in the partition that the first block in
3162 the function belongs to; the second pass connnects all the traces
3163 containing blocks that belong in the other partition.
3164 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3165 code that automatically put the first block in a function into the
3166 hot partition if the function had any hot blocks.
3167 (fix_crossing_unconditional_branches): Check number of succ edges
3168 before attempting to get one.
3169 (fix_edges_for_rarely_executed_code): Update comment describing
3171 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3172 remove call to add_unlikely_executed_notes; add call to
3173 verify_hot_cold_block_grouping.
3174 (duplicate_computed_gotos): Don't change computed goto if it's a
3176 (partition_hot_cold_basic_blocks): Update function comment.
3177 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3179 (try_forward_edges): Likewise.
3180 (merge_blocks_move_predecessor_nojumps): Likewise.
3181 (merge_blocks_move_successor_nojumps): Likewise.
3182 (merge_blocks_move): Likewise.
3183 (try_crossjump_bb): Likewise.
3184 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3185 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3186 notes to cold bb's; remove call to update_unlikely_executed_notes.
3187 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3188 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3189 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3190 function declaration.
3191 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3193 (rtl_can_merge_blocks): Remove redundancy from condition.
3194 (try_redirect_by_replacing_jump): Likewise.
3195 (force_nonfallthru_and_redirect): Remove code for adding
3196 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3197 (commit_one_edge_insertion): Likewise.
3198 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3199 * dbxout.c (FORCE_TEXT): Replace function_section with
3200 current_function_section.
3201 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3202 function, switch_text_section.
3203 (struct xcoff_debug): Likewise.
3204 (dbxout_function_end): Add code to put out label diffs for both
3205 hot and cold sections.
3206 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3207 for new debug_hooks funciton, switch_text_section..
3208 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3209 switch_text_section.
3210 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3211 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3212 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3213 dw_fde_switched_sections.
3214 (output_call_frame_info): Add test to see if function switches text
3215 sections in the middle; if so, use appropriate extra hot and cold
3216 section labels to compute size deltas for the hot and cold sections.
3217 (dwarf2out_begin_prologue): Add code to initialize new fields in
3219 (dwarf2out_switch_text_section): New function (invoked through
3220 debug_hook); updates new fields in dw_fde_struct appropriately and
3221 increments separate_line_info_table_in_use.
3222 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3223 dwarf2out_switch_text_section.
3224 (struct var_loc_node): Add new field, section_label.
3225 (output_aranges): Add code to check whether in hot or cold section and
3226 use the appropriate label in calculating deltas.
3227 (output_ranges): Likewise.
3228 (output_line_info): Add code to check which section we're in and
3229 use appropriate hot/cold label.
3230 (add_location_or_constant_value_attribute): Likewise.
3231 (gen_subprogam_die): Modify arange attributes to use correct labels.
3232 (dwarf2out_begin_block): Change call to function_section into call to
3233 current_function_section.
3234 (dwarf2out_end_block): Likewise.
3235 (dwarf2out_source_line): Likewise.
3236 (dwarf2out_var_location): Add code to check whether in hot or cold
3237 section and use the appropriate label.
3238 * except.c (output_function_exception_table): Change call to
3239 function_section into call to current_function_section.
3240 * final.c (profile_function): Likewise.
3241 (scan_ahead_for_unlikely_executed_note): Remove function.
3242 (final_scan_insn): Remove calls to
3243 scan_ahead_for_unlikely_executed_note, and related code for switching
3244 to cold section, except for the single time
3245 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3246 debug_hooks->switch_text_sections; replace appropriate calls to
3247 function_section with calls to current_function_section.
3248 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3249 test_bb to condition.
3250 (find_if_case_2): Likewise.
3251 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3252 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3253 * opts.c (decode_options): Change warning about hot/cold partitioning
3254 with exceptionss to inform (so as not to cause bootstrap failures);
3255 remove warning about partitioning with DWARF debug info.
3256 * output.h (current_function_section): Add new function decl.
3257 (insert_section_boundary_note): Likewise.
3258 (enum in_section): Move this declaration here from varasm.c.
3259 (unlikely_section_label): Likewise.
3260 (unlikely_text_section_name): Likewise.
3261 (last_text_section_name): New global variable.
3262 (last_text_section): Likewise.
3263 (hot_section_label): Likewise.
3264 (hot_section_end_label): Likewise.
3265 (cold_section_end_label): Likewise.
3266 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3267 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3268 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3269 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3270 insn from consideration.
3271 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3272 switch_text_section.
3273 * varasm.c (basic-block.h): Add new include.
3274 (unlikely_section_label_printed): Remove global variable.
3275 (unlikely_section_label): Make global variable not be static any more.
3276 (unlikely_text_section_name): Likewise.
3277 (hot_section_end_label): New global variable (not static)
3278 (first_function_block_is_cold): Likewise.
3279 (hot_section_label): Likewise.
3280 (cold_section_end_label): Likewise..
3281 (last_text_section): New global variable, not static.
3282 (last_text_section_name): New global variable, not static.
3283 (initialize_cold_section_name): New function.
3284 (enum in_section): Move declaration to output.h.
3285 (text_section): Update last_text_section.
3286 (unlikely_text_section): Replace code to determine cold section name
3287 with call to initialize_cold_section_name; Add code to update
3288 last_text_section; remove code for printing out label.
3289 (named_section_real): Add code to update last_text_section and
3290 last_text_section_name as appropriate.
3291 (function_section): Change test for 'unlikely' to depend on
3292 first_function_block_is_cold (moved old test to
3293 current_function_section).
3294 (current_function_section): New function.
3295 (assemble_start_function): Move code that frees
3296 unlikely_text_section_name; initialize hot_section_end_label;
3297 print hot and cold section labels at the start of the function;
3298 set first_function_block_is_cold, if appropriate; initialize l
3299 ast_text_section; add call to insert_section_boundary_note.
3300 (assemble_end_function): Add code to write out hot and cold section
3302 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3303 switch_text_section.
3304 * config/darwin.c (machopic_select_section): Replace incorrect
3305 function in base_funs; update reloc for cold sections if necessary.
3306 * config/darwin.h (SECTION_FUNCTION): Add code to update
3307 last_text_section if appropriate.
3308 (text_unlikely_section): Remove.
3309 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3310 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3311 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3312 partitioning for this architecture.
3314 2005-03-31 Olivier Hainque <hainque@adacore.com>
3316 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3317 defined and non-zero.
3319 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3322 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3325 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3328 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3329 label operand. Remove (use (unspec..)). Don't emit a label on
3331 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3332 generate inline label for load_toc_v4_PIC_1b.
3333 (rs6000_emit_load_toc_table): Likewise.
3335 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3337 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3338 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3340 2005-03-29 Devang Patel <dpatel@apple.com>
3342 * tree-sra.c (decide_block_copy): Disable scalarization of
3345 2005-03-30 Stuart Hastings <stuart@apple.com>
3346 Dale Johannesen <dalej@apple.com>
3348 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3349 * print-tree.c (print_node): Add case STATEMENT_LIST.
3351 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3353 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3354 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3355 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3356 is given with "powerpc64*" or "all", or when --with-cpu chooses
3359 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3362 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3363 gen_lexical_block_die.
3364 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3366 2005-03-31 Jan Hubicka <jh@suse.cz>
3368 2004-11-02 Jan Hubicka <jh@suse.cz>
3370 * cgraph.c (cgraph_varpool_node_name): New function.
3371 (dump_cgraph_varpool_node): New function.
3372 (dump_varpool): New function.
3373 * cgraphunit.c (cgraph_optimize): Dump varpool.
3375 2004-10-16 Jan Hubicka <jh@suse.cz>
3377 * cgraph.c (decide_is_variable_needed): New function.
3378 (cgraph_varpool_finalize_decl): Use it.
3379 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3381 * final.c (output_addr_const): Do not call mark_referenced.
3382 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3383 always go via cgraph.
3384 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3385 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3386 * tree-optimize.c (execute_inline): Mark functions called.
3387 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3389 2004-10-11 Jan Hubicka <jh@suse.cz>
3391 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3392 (cgraph_varpool_last_needed_node): New static variable.
3393 (enqueue_needed_varpool_node): Break out from ...; add items to the
3394 end of queue; update first pointers.
3395 (cgraph_varpool_mark_needed_node): ... here.
3396 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3397 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3398 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3399 (cgraph_varpool_first_unanalyzed_node): Declare.
3400 * cgraphunit.c: Include output.h.
3401 (cgraph_varpool_analyze_pending_decls): New function.
3402 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3403 for errors, analyze pending decls.
3404 (cgraph_finalize_compilation_unit): Only analyze decls.
3405 (cgraph_optimize): Assemble the decls after expanding.
3407 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3409 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3410 subvars get marked properly in tags for grouping.
3411 (add_pointed_to_var): Mark only actual pointed to
3412 variables/subvars in addresses needed.
3413 (create_overlap_variables_for): Clear call clobbered on original
3415 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3416 addresable vars with subvars into list.
3417 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3420 2005-03-30 Richard Henderson <rth@redhat.com>
3422 * cgraph.h (struct cgraph_node): Add alias.
3423 * varasm.c (assemble_alias): Set it.
3424 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3425 avoid calling cgraph_expand_function.
3427 2005-03-30 Tom Tromey <tromey@redhat.com>
3429 * tree.def (FILE_TYPE): Removed.
3430 * typeclass.h (enum type_class): Removed file_type_class.
3431 * dwarf2out.c (is_base_type): Updated.
3432 (gen_type_die): Likewise.
3433 * dbxout.c (dbxout_type): Updated.
3434 * builtins.c (type_to_class): Updated.
3435 * tree.c (type_contains_placeholder_1): Updated.
3436 * config/sparc/sparc.c (sparc_type_code): Updated.
3437 * config/ia64/ia64.c (hfa_element_mode): Updated.
3438 * expr.c (count_type_elements): Updated.
3439 * stor-layout.c (layout_type): Updated.
3440 * tree-inline.c (remap_type): Updated.
3441 * tree-pretty-print.c (dump_generic_node): Updated.
3443 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3445 * builtins.c (expand_builtin_powi): Fix mode of
3446 2nd argument to match int.
3447 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3448 2nd argument type to int.
3449 * libgcc2.c: Change prototype of __powi* functions to use
3452 2005-03-30 Dale Johannesen <dalej@apple.com>
3455 * calls.c (expand_call): Flush pending deferrals before
3458 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3462 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3463 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3464 c_label_context, label_context_stack): New.
3465 * c-decl.c (define_label): Check for jumps into statement
3466 expressions. Add label to list of defined labels.
3467 (start_function): Push context on label_context_stack.
3468 (finish_function): Pop context from label_context_stack.
3469 * c-typeck.c (label_context_stack): New.
3470 (c_finish_goto_label): Check for jumps into statement
3471 expressions. Add label to list of jumped to labels.
3472 (struct c_switch): Add blocked_stmt_expr.
3473 (c_start_case): Initialize it.
3474 (do_case): Check it.
3475 (c_finish_case): Verify !blocked_stmt_expr.
3476 (c_begin_stmt_expr): Push context on label_context_stack.
3477 Increment blocked_stmt_expr. Mark labels jumped to from outside
3479 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3480 defined in the statement expression and no longer jumpable to.
3481 Mark labels jumped to from just outside the statement expression
3482 as again definable. Pop context from label_context_stack.
3483 * doc/extend.texi (Statement Exprs): Update.
3485 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3488 * c-decl.c (start_function): Check for old_decl being
3491 2005-03-30 Ian Lance Taylor <ian@airs.com>
3493 * final.c (final): Remove prescan parameter. Change all callers.
3494 (final_scan_insn): Remove prescan parameter. Change all callers.
3496 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3498 * tree-vectorizer.c: Fix comment typos.
3500 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3502 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3503 as soon as a chrec_dont_know is detected.
3505 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3507 Merge from csl-arm-branch.
3508 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3510 * tlink.c (recompile_files): Do not assume that "rename" can
3511 overwrite an existing file.
3513 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3515 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3516 * gcc/configure: Regenerate.
3518 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3520 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3522 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3524 * calls.c (struct arg_data): Update "partial" comment.
3525 (load_register_parameters): Update "nregs" comment.
3527 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3529 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3530 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3531 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3532 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3533 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3534 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3535 than target_flags & 0.
3536 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3537 (iq2000_arch, iq2000_parse_cpu): Delete.
3538 (TARGET_HANDLE_OPTION): Override default.
3539 (iq2000_handle_option): New function.
3540 (override_options): Remove -march= and -mcpu= handling.
3541 * config/iq2000/iq2000.opt: New file.
3543 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3545 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3546 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3547 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3548 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3549 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3550 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3551 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3552 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3553 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3554 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3555 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3556 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3557 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3558 (TARGET_OPTIONS): Delete.
3559 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3560 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3561 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3562 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3563 (c4x_cpu_version_string): Delete.
3564 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3565 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3566 equivalent -mcpu= option.
3567 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3568 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3569 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3570 or clearing the appropriate MASK_* bit.
3571 (c4x_file_start): Use c4x_cpu_version.
3572 * config/c4x/c4x.opt: New file.
3574 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3576 * doc/options.texi: Document the new MaskExists flag.
3577 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3578 if the option has the MaskExists flag.
3580 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3582 * opt-functions.awk (flag_set_p, test_flag): New functions.
3583 (switch_flags): Use them.
3584 * opth-gen.awk: Use flag_set_p to check for flags.
3585 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3587 2005-03-30 Ian Lance Taylor <ian@airs.com>
3589 * config.host (i[34567]86-*-mingw32*): Don't set
3590 host_can_use_collect2 to no.
3592 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3595 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3596 Remove convert_memory_address call duplicating that in memory_address.
3598 2005-03-29 Richard Henderson <rth@redhat.com>
3601 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3602 (build_compound_literal): Likewise. Propagate decl type into the
3604 (finish_decl): Likewise. Use new return value from complete_array_type
3605 for zero sized arrays.
3606 (complete_array_type): Move ...
3607 * c-common.c (complete_array_type): ... here. Change first argument
3608 to pointer-to-type-node. Consistently use sizetype for the index
3609 except for zero sized arrays. Detect zero sized arrays for pedantic
3610 mode diagnostics. Create a new type node instead of modifying the
3612 * c-tree.h (complete_array_type): Move decl ...
3613 * c-common.h (complete_array_type): ... here.
3615 2005-03-29 Richard Henderson <rth@redhat.com>
3618 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3620 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3622 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3623 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3624 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3625 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3627 2005-03-29 Eric Christopher <echristo@redhat.com>
3629 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3630 truthvalue conversion removal.
3632 2005-03-29 Ian Lance Taylor <ian@airs.com>
3635 * collect2.c: Never include <vfork.h>.
3636 (VFORK_STRING, vfork): Don't define.
3637 (pid): Remove global variable.
3638 (handler): Call raise instead of kill (getpid(), ...).
3639 (collect_wait): Add pex parameter. Change all callers. Use
3640 pex_get_status rather than pwait.
3641 (do_wait): Add pex parameter. Change all callers.
3642 (collect_execute): Return struct pex_obj * rather than void. Use
3643 pex routines rather than pexecute.
3644 (fork_execute): Get pex_obj from collect_execute, and pass it to
3646 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3647 Only declare quit_handler if SIGQUIT is defined.
3648 (scan_libraries): Likewise.
3649 * collect2.h (collect_execute): Update declaration.
3650 (collect_wait): Update declaration.
3651 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3652 pass it to collect_wait.
3654 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3657 * c-parser.c (c_parser_compound_statement_nostart): Give error
3658 message for EOF instead of just setting parser->error.
3660 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3662 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3663 (slpeel_update_phi_nodes_for_guard1): New function.
3664 (slpeel_update_phi_nodes_for_guard2): New function.
3665 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3666 of slpeel_update_phi_nodes_for_guard.
3667 (vectorize_loops): Remove call to loop_closed_rewrite.
3668 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3671 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3673 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3674 (TARGET_LITTLE_ENDIAN): New macro.
3675 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3676 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3677 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3678 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3679 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3680 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3681 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3682 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3683 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3684 (TARGET_OPTIONS): Delete.
3685 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3686 (CACHE_FLUSH_TRAP): Turn into an integer.
3687 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3688 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3689 -mflush-trap is in use.
3690 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3691 (m32r_cache_flush_trap_string): Delete.
3692 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3693 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3694 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3695 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3696 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3697 -mmodel= and -msdata= handling from...
3698 (m32r_init): ...here.
3699 * config/m32r/m32r.opt: New file.
3701 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3703 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3704 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3705 * tree-vect-analyze.c (vect_object_analysis): additional parm
3706 pass back a "struct ptr_info_def *" with the points-to info.
3707 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3708 statement using info returned from vect_object_analysis.
3709 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3710 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3711 for virtual uses and defs when creating a replacement vector
3712 reference. Call duplicate_ssa_name_ptr_info to define points-to
3713 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3714 (vectorizable_store): copy_virtual_operands and update
3715 definition statements.
3716 (vectorizable_load): copy_virtual_operands. Remove call to
3717 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3718 * tree-vectorizer.c (vectorize_loops): Remove calls to
3719 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3720 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3721 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3722 define macro STMT_VINFO_PTR_INFO for use in accessing.
3723 * tree.h add export of duplicate_ssa_name_ptr_info.
3724 * rs6000.c (altivec_init_builtins): Declare builtin function
3725 __builtin_altivec_mask_for_load to be "const".
3727 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3730 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3731 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3732 assemble_variable on aliases.
3733 * varasm.c (assemble_alias): Set node->alias.
3734 * toplev.c (wrapup_global_declarations): Don't call
3735 rest_of_decl_compilation on aliases again.
3737 2005-03-29 Paul Brook <paul@codesourcery.com>
3739 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3740 * config/arm/arm.c (arm_dbx_register_number): New function.
3741 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3743 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3746 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3747 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3749 2005-03-29 Dale Johannesen <dalej@apple.com>
3751 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3752 $(TREE_H) and $(COVERAGE_H).
3753 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3754 * opts.c (common_handle_option): Enable tree-based value transforms.
3755 * toplev.c (process_options): Ditto.
3756 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3757 refers to references to this type.
3758 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3759 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3760 for may_be_more, may_be_less.
3761 (rtl_gen_pow2_profiler): Adjust.
3762 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3763 (rtl_gen_one_value_profiler): Adjust.
3764 (rtl_gen_const_delta_profiler): Adjust.
3765 * tree-profile.c (tree_gen_interval_profiler): Implement.
3766 (tree_gen_pow2_profiler): Ditto.
3767 (tree_gen_one_value_profiler): Ditto.
3768 (tree_profiling): New.
3769 (pass_tree_profile): Reference it.
3770 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3772 (insn_divmod_values_to_profile): Rename to
3773 rtl_divmod_values_to_profile. Adjust.
3774 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3775 (insn_prefetch_values_to_profile): Adjust.
3776 (rtl_value_profile_transformations): Adjust.
3777 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3778 (gen_mod_pow2): Rename to rtl_mod_pow2.
3779 (gen_mod_subtract): Rename to rtl_mod_subtract.
3780 (divmod_fixed_value_transform): Rename to
3781 rtl_divmod_fixed_value_transform.
3782 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3783 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3784 (rtl_find_values_to_profile): Adjust.
3785 (tree_value_profile_transformations): Implement.
3786 (tree_divmod_values_to_profile): New.
3787 (tree_values_to_profile): New.
3788 (tree_divmod_fixed_value): New.
3789 (tree_mod_pow2): New.
3790 (tree_mod_subtract): New.
3791 (tree_divmod_fixed_value_transform): New.
3792 (tree_mod_pow2_value_transform): New.
3793 (tree_mod_subtract_transform): New.
3794 (tree_find_values_to_profile): Implement.
3795 * profile.c (instrument_values): Free histograms.
3796 (compute_value_histograms): Adjust. Implement tree version.
3798 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3800 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3801 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3802 variable. Output "fldcw" depending on round_mode.
3803 * config/i386/i386.md (UNSPEC_FIST): New.
3804 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3805 New isns patterns to implement lrint and llrint built-ins as x87
3807 (fistdi2, fist<mode>2 splitters): New splitters.
3808 (lrint<mode>2): New expanders.
3810 2005-03-28 Ian Lance Taylor <ian@airs.com>
3812 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3813 0 when calling final_scan_insn.
3815 2005-03-28 Jan Hubicka <jh@suse.cz>
3818 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3821 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3822 types where possible.
3824 2005-03-26 Per Bothner <per@bothner.com>
3826 Make -f[no-]show-column also control non-cpp diagnostics.
3827 * c.opt (fshow-column): Move option from here ...
3828 * common.opt (fshow-column): ... to here.
3829 * diagnostic.c (diagnostic_build_prefix): Only print column number
3830 if flag_show_column.
3832 2005-03-27 Steven Bosscher <stevenb@suse.de>
3834 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3835 vax_output_conditional_branch): New prototypes.
3836 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3837 extracted from vax.md mov and add patterns.
3838 (vax_output_conditional_branch): New function to output conditional
3839 branch instructions.
3840 * vax.md: Use mode macros for arithmetic and mov patterns.
3841 Use code macros for the jump patterns.
3843 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3845 * Makefile.in (libbackend.o): Depend on version files;
3846 add custom generation command.
3848 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3851 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3852 sure that we have a REG before getting its REGNO.
3854 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3856 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3857 * builtins.def (BUILT_IN_STRNDUP): New.
3859 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3861 PR tree-optimization/20470
3862 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3865 2005-03-25 Mike Stump <mrs@apple.com>
3867 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3870 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3872 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3873 Use our own structure definitions.
3875 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3876 (fix_truncdfsi2): Allow registers or memory as destination.
3877 When TARGET_PPC_GFXOPT, generate simplified pattern.
3878 (fix_truncdfsi2_internal): Use define_insn_and_split.
3879 (fix_truncdfsi2_internal_gfxopt): New.
3880 (fctiwz): Don't confuse register allocation by giving it no choices.
3882 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3883 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3884 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3885 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3887 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3889 * dominance.c (free_dominance_info): Speed up by freeing et
3890 data structures without maintaining other nodes.
3891 * et-forest.c (et_free_tree_force): New.
3892 * et-forest.h: Add a prototype for et_free_tree_force.
3894 * tree.c (get_set_constructor_bits,
3895 get_set_constructor_bytes): Remove.
3896 * tree.h: Remove the corresponding prototypes.
3898 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3901 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3902 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3903 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3904 PRE_DEC, NEG and NOT.
3906 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3908 * fold-const.c: Convert uses of fold (build (...)) to
3911 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3913 PR rtl-optimization/20249
3914 * cse.c (insert_regs): Do not record equivalence of registers in
3917 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3919 * emit-rtl.c (reverse_comparison): Remove.
3920 * rtl.h: Remove the corresponding prototype.
3922 2005-03-24 James E Wilson <wilson@specifixinc.com>
3924 * doc/install.texi (--enable-altivec): Delete docs.
3926 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3928 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3929 SFmode and DFmode before reload when
3930 flag_unsafe_math_optimizations not enabled.
3932 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3934 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3936 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3937 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3939 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3941 * configure.ac (enable-checking): Add 'runtime' option.
3942 * doc/install.texi (enable-checking): Document 'runtime' checking.
3943 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3944 * config.in: Regenerated.
3945 * configure: Regenerated.
3947 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3949 * optabs.h (enum optab_index): Remove OTI_llrint.
3950 (llrint_optab): Remove macro.
3951 * optabs.c (init_optabs): Remove llrint_optab initialization.
3952 * genopinit.c (optabs): Remove llrint_optab implementation.
3953 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3956 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3958 PR rtl-optimization/20532
3959 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3960 overflow when adding coefficients for PLUS or MINUS.
3961 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3964 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3966 * langhooks.h (truthvalue_conversion): Remove.
3967 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3968 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3969 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3970 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3971 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3973 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3975 * params.def: Fix a typo.
3976 * config/mips/mips.c: Follow the spelling convensions.
3977 * doc/invoke.texi: Fix typos.
3979 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3981 Fix PR tree-optimization/20601
3983 * tree-ssa-pre.c (insert_aux): Add missing condition to
3986 2005-03-23 Ian Lance Taylor <ian@airs.com>
3988 * final.c (final_scan_insn): Don't remove no-op instructions.
3989 * reload1.c (reload): Remove simple no-op instructions even when
3992 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3994 PR tree-optimization/20501
3995 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3996 reporting that peeling for alignment is applied moved to...
3997 * (vect_analyze_data_refs_alignment): Here.
3999 2005-03-23 Ian Lance Taylor <ian@airs.com>
4001 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4003 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4005 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4006 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4008 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4010 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4011 imply that this is called once, independent of asms in code.
4012 Adjust to now being pased output and input lists. Mention helper
4013 function decl_overlaps_hard_reg_set_p.
4014 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4015 hook_tree_tree_identity and to take three trees, returning third.
4016 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4018 * stmt.c: include hard-reg-set.h before tree.h.
4019 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4020 (decl_conflicts_with_clobbers_p): Call
4021 decl_overlaps_hard_reg_set_p.
4022 (expand_asm_operands): Pass output and input lists in call to
4023 targetm.md_asm_clobbers.
4024 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4025 hook_tree_tree_tree_tree_3rd_identity.
4026 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4028 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4029 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4030 parameters, first two unused.
4031 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4032 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4033 in constraint letters and MOF is not mentioned as a asm-declared
4034 register in neither of the input and output lists.
4036 2005-03-23 DJ Delorie <dj@redhat.com>
4038 * optabs.c (expand_binop): Make sure the first subword's result
4041 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4043 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4044 Call c_common_truthvalue_conversion rather than
4045 lang_hooks.truthvalue_conversion.
4046 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4047 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4049 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4050 c_common_truthvalue_conversion.
4051 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4052 c_parser_conditional_expression, c_parser_binary_expression): Call
4053 c_objc_common_truthvalue_conversion.
4054 * c-typeck.c (build_unary_op): Call
4055 c_objc_common_truthvalue_conversion.
4056 (build_conditional_expr): Do not call
4057 lang_hooks.truthvalue_conversion.
4058 (build_binary_op): Call c_common_truthvalue_conversion.
4059 (c_objc_common_truthvalue_conversion): Moved from
4060 c-objc-common.c. Call default_function_array_conversion instead
4061 of default_conversion.
4063 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4065 * c-common.h (default_conversion): Remove.
4066 (perform_integral_promotions): Add.
4067 * c-tree.h (default_conversion): Add.
4068 * c-typeck.c (perform_integral_promotions): New, split out from
4070 * c-common.c (check_case_value): Use perform_integral_promotions,
4071 not default_conversion.
4072 (c_add_case_label): Don't continue processing case label after
4073 found to be pointer.
4075 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4077 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4078 the prefix list if we have already added a multilib directory
4080 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4083 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4085 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4087 * reload.h: Remove the prototype for indirect_symref_ok.
4089 * reload1.c (indirect_symref_ok): Make it global.
4090 * reload.h: Add a prototype for indirect_symref_ok.
4092 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4094 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4097 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4099 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4101 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4103 * c-opts.c (c_common_parse_file): Only start/end main source file
4104 if debug hooks says the writer wants it.
4105 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4107 (xcoff_debug_hooks): Ditto.
4108 * debug.c (do_nothing_hooks): Ditto.
4109 * debug.h (gcc_debug_hooks): Ditto.
4110 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4111 * sdbout.c (sdb_debug_hooks): Ditto.
4112 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4114 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4116 * doc/extend.texi: Deprecate C++ min/max operators.
4118 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4120 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4121 artificial original candidates.
4123 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4124 Jan Hubicka <jh@suse.cz>
4125 Steven Bosscher <stevenb@suse.de>
4127 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4128 call cost based on argument sizes.
4129 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4131 * params.def: (max-inline-inssn-single): Set to 450.
4132 (max-inline-insns-auto): Set to 90.
4133 (max-inline-insns-recursive): Set to 450
4134 (max-inline-insns-recursive-auto): Set to 450.
4135 (large-function-insns): Set to 2700.
4136 (inline-call-cost): New parameter.
4137 * tree-inline.c (estimate_move_cost): New function.
4138 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4139 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4141 * tree-inline.h (estimate_move_cost): Declare.
4142 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4143 (max-inline-insns-auto): Change default to 90.
4144 (max-inline-insns-recursive): Change default to 450
4145 (max-inline-insns-recursive-auto): Change default to 450.
4146 (large-function-insns): Change default to 2700.
4147 (inline-call-cost): Document new parameter.
4149 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4151 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4152 (TARGET_DEFAULT): Delete.
4153 * config/i860/i860.opt: New file.
4155 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4157 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4158 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4159 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4160 (frv_sched_lookahead): Delete.
4161 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4162 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4163 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4164 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4165 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4166 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4167 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4168 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4169 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4170 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4171 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4172 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4173 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4174 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4175 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4176 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4177 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4178 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4179 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4180 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4181 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4182 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4183 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4184 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4185 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4186 (frv_sched_lookahead): Delete.
4187 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4188 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4189 (frv_handle_option): New function. Move -mcpu= handling from...
4190 (frv_override_options): ...here. Remove handling of other
4192 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4193 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4194 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4195 and TARGET_NO_MULTI_CE.
4196 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4197 !TARGET_VLIW_BRANCH.
4198 * config/frv/frv.opt: New file.
4200 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4202 * fold-const.c (fold_ternary): Take decomposed arguments of
4204 (fold): Update a call to fold_ternary.
4206 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4207 * tree.h: Add corresponding prototypes.
4209 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4212 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4213 between jump table and its label.
4214 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4215 resp. ADDR_DIFF_VEC and the label preceeding it.
4216 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4217 is emitted in the right section.
4219 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4221 * fold-const.c (fold_unary, fold_binary): Update comments
4224 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4226 PR rtl-optimization/20527
4227 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4228 REG_INC note, test that the register also isn't mentioned in PRED
4231 2005-03-22 Ben Elliston <bje@au.ibm.com>
4233 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4236 2005-03-21 Mike Stump <mrs@apple.com>
4238 * varasm.c (default_assemble_visibility): Remove extra ().
4240 2005-03-21 Roger Sayle <roger@eyesopen.com>
4243 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4244 to determine whether a block can be duplicated, rather than test
4245 whether the block contains noncopyable insns ourselves.
4247 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4249 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4252 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4254 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4256 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4258 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4259 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4260 * config/fr30/fr30.opt: New file.
4262 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4264 Fix PR tree-optimization/20542
4266 * tree-flow-inline.h (overlap_subvar): Move to here.
4267 * tree-ssa-operands.c: From here.
4268 * tree-flow.h (overlap_subvar): Declare.
4269 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4270 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4271 for variables with subvars.
4273 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4276 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4277 * modulo-sched.c (const_iteration_count): Return on NULL
4279 (print_node_sched_params): Return on NULL dump_file.
4280 (generate_reg_moves): Handle reg-anti dependencies and disregard
4281 closing branch when generating register moves.
4282 (sms_schedule): Mark the SMSed block dirty.
4283 * passes.c (rest_of_handle_sms): Call update_life_info for all
4285 * testsuite/gcc.dg/20050321-1.c: New test.
4287 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4289 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4290 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4291 movqi_internal): Likewise.
4293 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4295 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4296 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4297 xtensa_b4const): Delete prototypes.
4298 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4299 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4300 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4301 xtensa_extra_constraint): New prototypes.
4302 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4303 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4304 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4305 move_operand, const_float_1_operand, fpmem_offset_operand,
4306 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4307 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4308 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4309 argument type to HOST_WIDE_INT.
4310 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4311 xtensa_mask_immediate): Likewise.
4312 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4313 Likewise. Also make these functions static.
4314 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4315 (xtensa_const_ok_for_letter_p): New.
4316 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4317 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4318 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4319 move_operand, const_float_1_operand, fpmem_offset_operand,
4320 branch_operator, ubranch_operator, boolean_operator): Move to
4322 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4323 (xtensa_mem_offset): Change return type to bool.
4324 (xtensa_extra_constraint): New.
4325 (gen_int_relational): Update type of const_range_p function pointer.
4326 Use xtensa_b4const_or_zero.
4327 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4328 xtensa_const_ok_for_letter_p. Update comments.
4329 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4330 (PREDICATE_CODES): Delete.
4331 * config/xtensa/xtensa.md: Include predicates.md.
4332 * config/xtensa/predicates.md: New file.
4334 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4336 * config/v850/v850-protos.h: Remove the prototypes for
4337 reg_or_int9_operand, reg_or_const_operand,
4338 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4339 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4340 movsi_source_operand, power_of_two_operand,
4341 not_power_of_two_operand, special_symbolref_operand,
4342 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4343 register_is_ok_for_epilogue.
4344 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4345 reg_or_int9_operand, reg_or_const_operand,
4346 call_address_operand, special_symbolref_operand,
4347 movsi_source_operand, power_of_two_operand,
4348 not_power_of_two_operand, register_is_ok_for_epilogue,
4349 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4350 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4352 * config/v850/v850.h (PREDICATE_CODES): Remove.
4353 * config/v850/v850.md: Include predicates.md.
4354 * config/v850/predicates.md: New.
4356 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4358 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4359 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4360 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4361 (itoolsdir, itoolsdatadir): Move definition above new first use.
4362 (install-itoolsdirs): New rule.
4363 (install-mkheaders): Depend on install-itoolsdirs, not
4364 install-include-dir.
4366 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4368 * tree-into-ssa.c: Remove obsolete comments.
4370 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4372 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4373 unrolling if -fpeel-loops is specified, too.
4374 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4375 Remove superfluous check for flag_unroll_loops.
4377 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4379 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4380 (lrint_optab, llrint_optab): Define corresponding macros.
4381 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4382 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4383 pattern and llrint_optab using llrintdi2 patterns.
4384 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4385 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4386 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4387 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4388 flag_unsafe_math_optimizations is set.
4390 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4392 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4393 simplify_logical, if_then_else_cond, known_cond,
4394 simplify_comparison): Adjust calls to reverse_comparison.
4395 Don't use combine_reversed_comparison_code).
4396 (combine_reversed_comparison_code): Remove.
4397 (reversed_comparison): Using reversed_comparison_code, move it...
4398 * jump.c (reversed_comparison): ... here.
4399 * rtl.h (reversed_comparison): Add prototype.
4401 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4403 * builtins.c (fold_builtin): Take decomposed arguments of
4405 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4406 * gimplify.c (gimplify_call_expr): Likewise.
4407 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4408 * tree.h: Update the prototype of fold_builtin.
4410 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4412 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4413 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4414 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4415 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4416 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4418 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4420 * builtins.c (fold_builtin_1): Take decomposed arguments of
4422 (fold_builtin): Update a call to fold_builtin_1.
4424 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4427 * gcov.c (output_lines): Only output function block summary when
4428 outputting branch information.
4429 * doc/gcov.texi: Document format of preamble and additional block
4432 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4434 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4435 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4436 the defaults false if BITS_PER_UNIT != 8.
4437 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4438 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4439 than BITS_PER_UNIT != 8.
4440 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4441 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4442 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4444 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4445 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4447 2005-03-20 Roger Sayle <roger@eyesopen.com>
4450 * fold-const.c (fold_binary): Fix type mismatch between
4451 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4452 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4453 for non-truth-valued expressions.
4455 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4456 and FUNCTION_DECL in the main switch.
4457 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4458 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4459 we also need to convert their operands to match.
4460 <TRUTH_NOT_EXPR>: Likewise.
4462 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4464 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4465 diagnostic without checking whether an lvalue.
4466 * c-common.h (lvalue_p): Remove.
4467 (enum lvalue_use): Update comment.
4468 (lvalue_or_else): Replace by lvalue_error.
4469 * c-typeck.c (lvalue_p): Make static.
4470 (lvalue_or_else): New. Call lvalue_error.
4472 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4474 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4475 (function_arg_advance): Use rs6000_parm_start.
4476 (function_arg, rs6000_arg_partial_bytes): Likewise.
4478 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4480 * c-common.c (check_case_value): Adjust comment about stripping
4482 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4483 * c-typeck.c (default_conversion, convert_arguments,
4484 build_modify_expr, convert_for_assignment, store_init_value,
4485 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4486 manually. Remove inaccurate comments.
4488 2005-03-20 Roger Sayle <roger@eyesopen.com>
4489 Joseph S. Myers <joseph@codesourcery.com>
4491 * varasm.c (do_assemble_alias): Restore comment describing function.
4492 Annotate the target parameter as potentially unused.
4494 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4497 * config/avr/avr.c (avr_output_function_prologue): Do not use
4498 current_function_name() in a label, use a local label instead.
4500 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4502 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4503 flag_finite_math_only, not flag_unsafe_math_optimizations.
4505 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4507 * builtins.c (fold_builtin_1): Update a call to
4508 targetm.fold_builtin.
4509 * hooks.c (hook_tree_tree_bool_null): Rename to
4510 hook_tree_tree_tree_bool_null. Take one more argument of type
4512 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4513 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4514 hook_tree_tree_tree_bool_null.
4515 * target.h (gcc_target): Update the prototype of fold_builtin.
4516 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4517 arguments of CALL_EXPR.
4518 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4521 2005-03-20 Jan Hubicka <jh@suse.cz>
4523 * cgraph.h (cgraph_node): Add prev_clone pointer.
4524 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4525 (cgraph_clone_node): Produce doubly linked chain.
4527 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4529 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4530 get_nonnull_operand, handle_sentinel_attribute,
4531 check_function_arguments_recurse): Do not strip NOPS from
4533 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4535 * c-format.c (get_constant): Likewise.
4536 * c-parser.c (c_parser_postfix_expression): Likewise.
4537 * c-typeck.c (set_init_index): Likewise.
4538 (convert_arguments): Don't check for NOP_EXPR containing integer
4541 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4543 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4544 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4545 Take decomposed arguments of CALL_EXPR.
4546 (fold_builtin_1): Update calls to the functions mentioned
4549 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4551 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4552 width to have integer type.
4553 (build_enumerator): Require enumerator value to have integer type.
4555 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4557 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4560 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4562 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4563 std=iso9899:199x): Correct descriptions.
4565 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4567 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4570 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4572 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4574 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4575 fold_builtin_memcpy.
4577 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4578 arguments of CALL_EXPR.
4579 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4580 fold_builtin_found, fold_builtin_1): Update calls to
4581 fold_trunc_transparent_mathfn.
4583 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4586 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4587 function pointers on targets that require function pointer
4589 (fold_sign_changed_comparison): Likewise.
4591 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4593 * combine.c (try_combine): When changing the mode of a hard reg, make
4594 sure that doing so is valid.
4596 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4598 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4599 (TARGET_HANDLE_OPTION): Override default.
4600 (avr_handle_option): New function.
4601 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4602 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4603 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4604 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4605 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4606 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4607 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4608 (TARGET_OPTIONS): Delete.
4609 * config/avr/avr.opt: New file.
4611 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4613 * config/m32r/m32r-protos.h: Remove the prototypes for
4614 call_address_operand, symbolic_operand, seth_add3_operand,
4615 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4616 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4617 two_insn_const_operand, move_src_operand,
4618 move_double_src_operand, move_dest_operand,
4619 eqne_comparison_operator, signed_comparison_operator,
4620 large_insn_p, conditional_move_operand, carry_compare_operand,
4621 m32r_block_immediate_operand, extend_operand,
4622 reg_or_eq_int16_operand, int8_operand, and
4623 reg_or_zero_operand.
4624 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4625 seth_add3_operand, int8_operand, cmp_int16_operand,
4626 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4627 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4628 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4629 move_double_src_operand, move_dest_operand,
4630 eqne_comparison_operator, signed_comparison_operator,
4631 extend_operand, small_insn_p, large_insn_p,
4632 conditional_move_operand, carry_compare_operand,
4633 m32r_block_immediate_operand): Move to predicates.md.
4634 (MAX_MOVE_BYTES): Move to m32r.h.
4635 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4636 * config/m32r/m32r.md: Include predicates.md.
4637 * config/m32r/predicates.md: New.
4639 2005-03-18 James E Wilson <wilson@specifixinc.com>
4642 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4645 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4647 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4648 call_address_operand, const_8bit_operand.
4649 * config/mn10300/mn10300.c (call_address_operand,
4650 const_8bit_operand, const_1f_operand): Move to predicates.md.
4651 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4652 * config/mn10300/mn10300.md: Include predicates.md.
4653 * config/mn10300/predicates.md: New.
4655 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4657 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4658 declarations in diagnostics and %E for identifiers, not %s.
4660 2005-03-18 Jan Hubicka <jh@suse.cz>
4661 Dale Johannesen <dalej@apple.com>
4663 * basic-block.h (scale_bbs_frequencies_int,
4664 scale_bbs_frequencies_gcov_type): Declare.
4665 * cfg.c (RDIV): New macro.
4666 (update_bb_frequency_for_threading): Fix.
4667 * basic-block.h (scale_bbs_frequencies_int,
4668 scale_bbs_frequencies_gcov_type): New.
4669 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4670 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4671 scale_bbs_frequencies_int.
4672 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4674 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4676 * config/m32r/m32r-protos.h: Remove the prototypes for
4677 call_address_operand, symbolic_operand, seth_add3_operand,
4678 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4679 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4680 two_insn_const_operand, move_src_operand,
4681 move_double_src_operand, move_dest_operand,
4682 eqne_comparison_operator, signed_comparison_operator,
4683 large_insn_p, conditional_move_operand, carry_compare_operand,
4684 m32r_block_immediate_operand, extend_operand,
4685 reg_or_eq_int16_operand, int8_operand, and
4686 reg_or_zero_operand.
4687 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4688 seth_add3_operand, int8_operand, cmp_int16_operand,
4689 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4690 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4691 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4692 move_double_src_operand, move_dest_operand,
4693 eqne_comparison_operator, signed_comparison_operator,
4694 extend_operand, small_insn_p, large_insn_p,
4695 conditional_move_operand, carry_compare_operand,
4696 m32r_block_immediate_operand): Move to predicates.md.
4697 (MAX_MOVE_BYTES): Move to m32r.h.
4698 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4699 * config/m32r/m32r.md: Include predicates.md.
4700 * config/m32r/predicates.md: New.
4702 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4704 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4705 symbolic_operand, symbolic_memory_operand,
4706 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4707 indexed_memory_operand, move_dest_operand, move_src_operand,
4708 prefetch_cc_operand, prefetch_nocc_operand,
4709 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4710 arith_operand, arith11_operand, pre_cint_operand,
4711 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4712 ireg_operand, int5_operand, uint5_operand, int11_operand,
4713 uint32_operand, arith5_operand, and_operand, ior_operand,
4714 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4715 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4716 shadd_operand, movb_comparison_operator,
4717 cmpib_comparison_operator): Move to predicates.md.
4718 (magic_milli, shadd_constant_p): Make it extern.
4719 * config/pa/pa.h (PREDICATE_CODES): Remove.
4720 * config/pa/pa.md: Include predicates.md.
4721 * config/pa/predicates.md: New.
4723 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4726 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4728 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4729 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4730 config/alpha/freebsd.h, config/alpha/linux.h,
4731 config/alpha/netbsd.h, config/alpha/osf5.h,
4732 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4733 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4734 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4735 doc/cppopts.texi: Update copyright.
4737 2005-03-18 Jan Hubicka <jh@suse.cz>
4740 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4742 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4745 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4747 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4750 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4752 * combine.c (gen_binary): Remove.
4753 (known_cond, simplify_shift_const, find_split_point,
4754 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4755 simplify_logical, expand_field_assignment, extract_left_shift,
4756 force_to_mode, if_then_else_cond, apply_distributive_law,
4757 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4758 simplify_comparison, reversed_comparison): Replace with
4759 simplify_gen_binary, simplify_gen_relational or
4760 distribute_and_simplify_rtx.
4761 (distribute_and_simplify_rtx): New function.
4763 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4764 Paolo Bonzini <gcc.gnu.org>
4766 * calls.c (setjmp_call_p, special_function_p): Update comments
4767 at the head of the functions.
4769 2005-03-18 Jan Hubicka <jh@suse.cz>
4771 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4773 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4774 function body should be released; do not proactively release function
4775 bodies in non-unit-at-a-time mode.
4777 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4779 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4780 mno-fp-ret-in-387 multilib variants.
4782 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4784 * common.opt (m): Remove.
4785 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4787 (common_handle_option): Remove OPT_m case.
4789 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4791 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4793 (fold_builtin_1): Update a call to fold_builtin_bitop.
4795 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4797 (fold_builtin_1): Update a call to fold_builtin_signbit.
4799 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4801 PR tree-optimization/20474
4802 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4803 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4805 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4807 * config/h8300/h8300-protos.h: Remove prototypes for
4808 general_operand_src, general_operand_dst, single_one_operand,
4809 single_zero_operand, call_insn_operand,
4810 two_insn_adds_subs_operand, small_call_insn_operand,
4811 jump_address_operand, bit_operand, bit_memory_operand,
4812 stack_pointer_operand, const_int_gt_2_operand,
4813 const_int_ge_8_operand, const_int_qi_operand,
4814 const_int_hi_operand, incdec_operand, bit_operator,
4815 nshift_operator, eqne_operator, gtle_operator,
4816 gtuleu_operator, iorxor_operator.
4817 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4818 h8300_ldm_stm_parallel.
4819 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4821 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4822 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4823 (h8300_ldm_stm_parallel): Make it extern.
4824 (h8300_ldm_parallel, h8300_stm_parallel,
4825 h8300_return_parallel, general_operand_src,
4826 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4827 nibble_operand, reg_or_nibble_operand, single_one_operand,
4828 single_zero_operand, call_insn_operand,
4829 two_insn_adds_subs_operand, small_call_insn_operand,
4830 jump_address_operand, bit_operand, bit_memory_operand,
4831 stack_pointer_operand, const_int_gt_2_operand,
4832 const_int_ge_8_operand, const_int_qi_operand,
4833 const_int_hi_operand, incdec_operand, eqne_operator,
4834 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4835 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4836 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4837 nshift_operator): Move to predicates.md.
4838 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4839 * config/h8300/h8300.md: Include predicates.md.
4840 * config/h8300/predicates.md: New.
4842 2005-03-17 Richard Henderson <rth@redhat.com>
4844 * config.gcc (ia64*-*-hpux*): Add extra_options.
4845 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4846 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4847 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4848 (ia64_tls_size_string, ia64_tune_string): Remove.
4849 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4850 (TARGET_DEFAULT_TARGET_FLAGS): New.
4851 (TARGET_HANDLE_OPTION): New.
4852 (ia64_override_options): Move options parsing ...
4853 (ia64_handle_option): ... here. New.
4854 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4855 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4856 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4857 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4858 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4859 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4860 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4861 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4862 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4863 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4864 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4865 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4866 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4867 TARGET_EARLY_STOP_BITS): Remove.
4868 (TARGET_ILP32): Default false.
4869 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4870 (enum ia64_inline_type): New.
4871 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4872 * config/ia64/ia64.md: Update for new definitions of
4873 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4874 * config/ia64/ia64.opt: New file.
4875 * config/ia64/ilp32.opt: New file.
4877 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4880 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4882 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4884 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4885 instead of MASK_H8300S.
4886 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4887 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4888 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4889 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4890 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4891 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4892 TARGET_SWITCHES): Remove.
4893 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4895 * config/h8300/h8300.opt: New.
4897 * config/alpha/alpha.opt, config/arc/arc.opt,
4898 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4901 2005-03-17 Ian Lance Taylor <ian@airs.com>
4905 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4907 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4908 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4909 (TARGET_HANDLE_OPTION): Override default.
4910 (arc_handle_option): New function.
4911 (arc_init): Remove code to set arch_cpu_string.
4912 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4913 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4914 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4915 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4916 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4917 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4918 (arc_rodata_string, TARGET_OPTIONS): Delete.
4919 * config/arc/arc.opt: New file.
4921 2005-03-17 Richard Henderson <rth@redhat.com>
4923 * doc/extend.texi (Weak Pragmas): New section.
4924 (attribute alias): Clarify that target must be in the same
4927 2005-03-17 Richard Henderson <rth@redhat.com>
4929 * config/alpha/alpha.opt: New file.
4930 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4932 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4933 alpha_fprm_string, alpha_fptm_string): Make static.
4934 (alpha_tls_size_string): Remove.
4935 (alpha_handle_option): New.
4936 (override_options): Update for alpha_cpu/alpha_tune split.
4937 (alpha_file_start): Likewise.
4938 (TARGET_DEFAULT_TARGET_FLAGS): New.
4939 (TARGET_HANDLE_OPTION): New.
4940 * config/alpha/alpha.h (alpha_tune): Declare.
4941 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4942 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4943 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4944 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4945 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4946 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4947 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4948 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4949 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4950 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4951 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4952 (TARGET_DEFAULT): Remove MASK_FP.
4953 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4954 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4955 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4956 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4957 alpha_tls_size_string): Remove.
4958 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4959 (attribute tune): Rename from attribute cpu.
4960 * config/alpha/ev4.md: Update to match.
4961 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4962 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4963 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4964 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4965 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4966 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4968 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4970 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4971 and return without creating new state if before_nops_num is nonzero.
4972 * config/ia64/ia64.md (first_insn): New attribute.
4973 (alloc): Set it to yes.
4975 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4977 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4978 STMT_VINFO_SUBVARS to NULL.
4979 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4981 2005-03-16 Dale Johannesen <dalej@apple.com>
4983 * rtlanal.c (find_first_parameter_load): Rewrite to
4984 return actual first param load or the call if none,
4985 instead of first in block, when not all loads exist.
4987 2005-03-16 Roger Sayle <roger@eyesopen.com>
4989 * optabs.c (expand_copysign_absneg): Make static.
4990 * optabs.h (expand_copysign_absneg): Delete prototype.
4991 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4993 2005-03-16 Richard Henderson <rth@redhat.com>
4996 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4997 (alias_pairs): Rename from output_defs.
4998 (find_decl_and_mark_needed): Split out from assemble_alias.
4999 (do_assemble_alias): New.
5000 (assemble_output_def): Remove.
5001 (finish_aliases_1, finish_aliases_2): New.
5002 (process_pending_assemble_output_defs): Remove.
5003 (assemble_alias): Defer aliases for which we don't yet have a
5004 non-external decl for the target symbol.
5005 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5006 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5007 * toplev.c (compile_file): Use finish_aliases_2 instead of
5008 process_pending_assemble_output_defs.
5009 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5010 (process_pending_assemble_output_defs): Remove.
5012 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5014 Fix PR tree-optimization/20489
5016 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5017 for empty structures.
5019 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5021 Fix PR tree-optimization/20490
5023 * tree-ssa-pre.c (create_expression_by_pieces): Use
5024 force_gimple_operand on result of fold.
5026 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5028 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5029 of closing parenthesis.
5031 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5033 * builtins.c (expand_movstr): Update a call to
5034 fold_builtin_strcpy.
5035 (expand_builtin_strncpy): Update a call to
5036 fold_builtin_strncpy.
5037 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5038 arguments of CALL_EXPR.
5039 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5040 fold_builtin_strncpy.
5041 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5042 * tree.h: Update the prototypes of fold_builtin_strcpy and
5043 fold_builtin_strncpy.
5045 2005-03-16 Steven Bosscher <stevenb@suse.de>
5046 Dorit Naishlos <dorit@il.ibm.com>
5048 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5049 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5052 2005-03-16 Steven Bosscher <stevenb@suse.de>
5054 * tree-inline.c (walk_type_fields, walk_tree,
5055 walk_tree_without_duplicates): Move from here...
5056 * tree.c: ...to here.
5058 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5060 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5061 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5062 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5063 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5064 (version): Define using $(BASEVER_c).
5065 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5067 (version.o): Depend on version files; add custom generation command.
5068 (prefix.o): Define BASEVER on command line.
5069 (s-iov): Depend on version files; adjust command.
5070 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5072 (gcc-vers.texi): New rule.
5073 (doc/%.info, doc/%.dvi): Add -I . to command line.
5074 (doc/gccinstall.dvi): Likewise.
5075 (PACKAGE): Delete. All uses replaced with "gcc".
5076 * aclocal.m4: Do not include gcc-version.m4.
5077 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5078 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5079 Set is_release based on contents of DEV-PHASE.
5080 Set gcc_version based on contents of BASE-VER.
5081 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5082 * config.in, configure: Regenerate.
5083 * gccbug.in: Determine version of GCC in use at runtime.
5084 * gcov-iov.c: Get version number and development phase from
5085 command line, not by including version.c.
5086 * intl.c: Replace all uses of PACKAGE with "gcc".
5087 * libada-mk.in: Delete unused "gcc_version" variable.
5088 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5089 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5090 commentary to match.
5091 (version_string): Put together from pieces.
5092 * config/alpha/x-vms: Do not use $(gcc_version).
5093 * config/i386/t-nwld: Likewise.
5094 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5095 version-GCC and DEVELOPMENT.
5097 2005-03-15 Roger Sayle <roger@eyesopen.com>
5099 PR tree-optimization/17454
5100 * tree.c (tree_size): Add case for TREE_BINFO.
5101 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5102 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5104 2005-03-15 Roger Sayle <roger@eyesopen.com>
5106 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5107 op1 whilst expanding the signed widenening multiply variant.
5109 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5111 * toplev.c (display_target_options): Avoid unused variable warning if
5112 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5113 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5114 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5115 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5116 (mips_isa_info): New variable.
5117 (mips_parse_cpu): Remove the first argument and leave the caller
5119 (TARGET_HANDLE_OPTION): Override default.
5120 (mips_handle_option): New function. Move option validation code from...
5121 (override_options): ...here. Update calls to mips_parse_cpu.
5122 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5123 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5124 (SUBTARGET_TARGET_OPTIONS): Delete.
5125 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5126 (mno-flush-func, mtune=): New options.
5128 2005-03-15 Roger Sayle <roger@eyesopen.com>
5129 Richard Henderson <rth@redhat.com>
5131 * real.c (c4x_single_format, c4x_extended_format): Provide values
5132 for signbit_ro for c4x's single and extended floating point formats.
5133 * optabs.c (expand_copysign): Use the floating point format's
5134 signbit_ro for expanding via expand_copysign_absneg, and it's
5135 signbit_rw field for expanding via expand_copysign_bit.
5137 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5139 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5140 known_alignment_for_access_p.
5141 (known_alignment_for_access_p): New.
5142 (do_peeling_for_alignment): Field made int instead of bool and renamed
5143 to peeling_for_alignment.
5144 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5145 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5146 functionality used to be in vect_analyze_operations.
5147 (vect_analyze_operations): Code to determine vectorization factor was
5148 moved to vect_determine_vectorization_factor.
5149 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5150 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5152 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5153 be part of vect_analyze_operations).
5154 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5155 creating the guard condition, as the number of iterations may be
5157 (slpeel_tree_peel_loop_to_edge): Use new name of
5158 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5159 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5160 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5161 (vect_do_peeling_for_alignment): Use fold.
5162 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5164 (vect_update_inits_of_dr): Renamed to
5165 vect_update_init_of_dr.
5166 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5167 (vectorizable_store): Fix assertion to use == instead of =.
5169 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5171 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5172 call_used_regs for wCG registers.
5174 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5176 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5177 for non-offsettable memory references to cope with outstanding reload
5178 replacements, take 2.
5180 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5183 * config/i386/i386.h (x86_fisttp): New.
5184 (TARGET_FISTTP): New macro.
5185 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5186 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5187 instruction when fisttp flag is set.
5188 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5190 * config/i386/i386.md (type attribute): Add fisttp.
5191 (unit attribute): Set to i387 for fisttp type.
5192 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5193 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5195 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5196 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5198 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5199 patterns for TARGET_FISTTP. Enable patterns for
5200 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5201 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5202 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5203 implement fisttp x87 insn.
5204 (fix_trunc*_i387_fisttp splitters): New patterns.
5205 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5206 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5207 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5209 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5210 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5211 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5212 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5213 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5214 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5215 Disable patterns for TARGET_FISTTP.
5216 (fix_trunc*_i387 splitters): Implement usign mode macros.
5217 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5218 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5219 (fix_trunx*_sse peephole2s): Implement using mode macros.
5221 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5223 PR rtl-optimization/20291
5224 * combine.c (try_combine): If splitting fails, re-try with
5225 original combined pattern, i.e. before clobber stripping.
5227 2005-03-14 Eric Christopher <echristo@redhat.com>
5229 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5230 STACK_GROWS_DOWNWARD.
5232 2005-03-14 Roger Sayle <roger@eyesopen.com>
5234 * real.h (struct real_format): Split the signbit field into two
5235 two fields, signbit_ro and signbit_rw.
5236 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5237 mips_double_format, ieee_extended_motorola_format,
5238 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5239 ieee_extended_intel_128_format, ibm_extended_format,
5240 mips_extended_format, ieee_quad_format, mips_quad_format,
5241 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5242 i370_double_format, c4x_single_format, c4x_extended_format,
5243 real_internal_format): Update initializers for new field.
5244 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5245 real_format structure.
5246 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5247 field of the real_format structure.
5249 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5251 Fix PR tree-optimization/20458
5253 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5254 DECL_EXTERNAL on STRUCT_FIELD tags.
5255 (clear_call_clobbered): Ditto.
5256 * tree-ssa-operands.c (note_addressable): Make sure the original
5257 variable doesn't slip into the addressable list if we have
5259 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5262 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5264 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5265 (-fwide-exec-charset): Likewise.
5266 (-finput-charset): Likewise.
5267 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5268 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5269 * c.opt (Wnormalized): New.
5271 2005-03-14 Devang Patel <dpatel@apple.com>
5273 * doc/invoke.texi: Add reference to Visibility document.
5275 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5277 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5278 MASK_SPLIT_ADDRESSES.
5279 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5280 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5281 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5282 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5283 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5284 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5285 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5286 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5287 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5288 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5289 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5290 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5291 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5292 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5293 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5294 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5295 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5296 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5297 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5298 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5299 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5300 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5301 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5302 (TARGET_EXPLICIT_RELOCS): Delete.
5303 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5304 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5305 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5306 (override_options): Set MASK_LONG64 if -mint64 is given and no
5307 -mlongXX option is. Complain about -mint64 -mlong32.
5308 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5309 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5310 * config/mips/mips.opt: New file.
5312 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5314 * config.gcc (extra_options): New variable for listing option files.
5315 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5316 * configure.ac (extra_opt_files): New AC_SUBST variable.
5317 (tm_file_list, tm_include_list): Include options.h first.
5318 * configure: Regenerate.
5319 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5320 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5321 (s-options-h): New rule.
5322 (options.h): Depend on it.
5323 (TEXI_GCCINT_FILES): Add options.texi.
5324 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5325 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5326 * target.h (gcc_target): Add default_target_flags and handle_option.
5327 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5328 (TARGET_HANDLE_OPTION): New macros.
5329 (TARGET_INITIALIZER): Include them.
5330 * opt-functions.awk (opt_args, nth_arg): New functions.
5331 (switch_flags): Handle the "Target" flag.
5333 (var_name): Use opt_args and nth_arg.
5334 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5335 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5336 macros for the "Mask" and "InverseMask" options.
5337 * opts.h (cl_var_cond): New enum.
5338 (cl_option): Replace the "has_set_value" and "set_value" fields with
5339 "var_cond" and "var_value".
5340 (CL_TARGET): New macro.
5341 (option_enabled, print_filtered_help): Declare.
5342 (decode_options): Move definition.
5343 * opts.c (handle_option): Search for the original option before
5344 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5345 var_cond and var_value fields. Use targetm.handle_option to handle
5347 (decode_options): Set target_flags to targetm.default_target_flags.
5348 (print_filtered_help): Make global. Handle CL_TARGET.
5349 (option_enabled): New function.
5350 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5351 (display_target_options, set_target_switch, print_switch_values)
5352 (default_pch_valid_p): Guard uses of target_switches with
5353 #ifdef TARGET_SWITCHES. Also...
5354 (display_target_options): Display the CL_TARGET entries in cl_options.
5355 (set_target_option): Don't complain about the "" option when
5356 TARGET_SWITCHES is undefined.
5357 (print_switch_values): Use option_enabled.
5358 (default_pch_valid_p): Check cl_options[] when looking for something
5359 that has changed the value of target_flags.
5360 * c.opt: Remove documentation from top of file.
5361 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5362 * doc/sourecebuild.texi: Refer to the new options documentation
5363 instead of c.opt. Document machine-specific .opt files.
5364 * doc/tm.texi (target_flags): Say that this variable is declared
5366 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5367 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5369 * doc/options.texi: New file.
5371 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5374 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5377 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5380 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5381 temporary variable of pointer type if an lvalues is required.
5382 (gimplify_modify_expr_rhs): Request an rvalue from it.
5383 (gimplify_expr): Pass fallback on.
5385 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5387 * cfgbuild.c: Update comments.
5389 2005-03-14 Roger Sayle <roger@eyesopen.com>
5391 PR rtl-optimization/17236
5392 * optabs.c (expand_doubleword_mult): New helper function split out
5393 from expand_binop. Permute the order in which instructions are
5394 emitted to minimize the number of simultaneously live registers.
5395 (expand_binop): Call expand_doubleword_mult to synthesize a double
5396 word multiplication.
5398 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5400 * basic-block.h: Update the prototypes of cached_make_edge and
5402 * cfg.c (cached_make_edge): Take edge_cache representing one
5403 row of the adjacency matrix of edges.
5404 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5405 (make_edges): Initialize edge_cache to represent one row of
5406 the adjacency matrix of edges.
5408 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5410 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5412 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5413 Remove unused removed_phis variable.
5414 (conditional_replacement): Use build1/build2.
5415 (abs_replacement): Use last_and_only_stmt and build1/build2.
5417 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5419 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5420 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5421 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5422 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5423 * c-common.c (handle_novops_attribute): New function.
5424 (c_common_attribute_table): Add "no vops" entry.
5425 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5426 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5427 * tree-ssa-operands.c (get_call_expr_operands): Do not
5428 create virtual operands for calls with ECF_NOVOPS flag.
5429 * tree.h (DECL_IS_NOVOPS): New macro.
5430 (struct tree_decl): Add novops_flag.
5431 (ECF_NOVOPS): New constant.
5433 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5436 * config/i386/i386.c (x86_use_himode_fiop): New.
5437 (x86_use_simode_fiop): Rename from x86_use_fiop.
5438 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5439 (TARGET_USE_HIMODE_FIOP): New.
5440 (x86_use_simode_fiop): Rename from x86_use_fiop.
5441 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5443 * config/i386/i386.md (X87MODEI12): New mode macro define.
5444 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5445 to implement x87 FP compare with HImode input operands.
5446 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5447 Use X87MODEI12 mode macro to handle HImode input operands.
5448 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5449 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5450 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5451 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5452 macro to implement x87 operators with HImode input operands.
5453 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5456 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5458 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5460 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5461 constants invariant.
5463 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5465 * basic-block.h (BB_VISITED): Removed.
5466 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5468 2005-03-14 Falk Hueffner <falk@debian.org>
5471 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5473 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5475 * ggc-zone.c: Fix comment typos.
5477 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5478 stringpool.c, config/mips/mips-protos.h: Update copyright.
5480 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5482 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5483 throughout with its typedef, "rtx".
5484 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5485 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5486 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5487 regs in comment to match code.
5489 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5491 * except.c (check_handled): Make it static.
5492 * except.h: Remove the corresponding prototype.
5494 * function.c (get_func_frame_size): Make it static.
5495 * function.h: Remove the corresponding type.
5497 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5499 * hard-reg-set.h: Remove the corresponding declarations.
5501 * tree-cfg.c (verify_stmts): Check that
5502 bb_for_stmt (stmt) == bb for every PHI node and statement.
5504 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5506 * config.gcc: Remove excess indentation.
5507 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5509 2005-03-13 Roger Sayle <roger@eyesopen.com>
5512 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5513 * fold-const.c (fold_sign_changed_comparison): Likewise.
5514 (fold_binary): Optimize comparisons against widened operands if
5515 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5517 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5519 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5520 (sparc_override_options): Initialize it.
5521 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5523 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5525 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5526 (reg_or_none500mem_operand): New predicate.
5527 (zero_reg_mem_operand): New predicate.
5528 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5529 to reg_or_none500mem_operand.
5530 (extendsfdf2_fpr): Add MEM alternative.
5531 (extenddftf2_internal): Change operand2 predicate to
5532 zero_reg_mem_operand.
5534 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5536 * ggc-zone.c: Rewritten.
5538 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5540 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5541 * config.in: Regenerated.
5542 * configure: Regenerated.
5543 * gengtype.c (write_types_process_field, write_func_for_structure):
5544 Pass new argument to gt_pch_note_object.
5545 * ggc-common.c (struct ptr_data): Add TYPE.
5546 (gt_pch_note_object): Take TYPE argument and save it.
5547 (call_count): Update call to ggc_pch_count_object.
5548 (call_alloc): Update call to ggc_pch_alloc_object.
5549 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5551 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5552 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5553 (ggc_alloc_zone_stat): Delete.
5554 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5555 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5556 (ggc_pch_alloc_object): Update prototypes.
5557 (garbage_zone): Delete.
5558 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5559 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5561 (tree_id_zone): New variable.
5562 (ggc_alloc_cleared_zone): Remove unused.
5563 (ggc_alloc_zone): Define.
5564 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5565 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5566 ggc_alloc_zone_stat.
5567 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5568 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5569 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5570 (make_node_stat): Likewise. Use tree_id_zone.
5572 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5573 Joseph S. Myers <joseph@codesourcery.com>
5575 * configure.ac: Check for MIPS TLS.
5576 * configure: Regenerated.
5577 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5578 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5579 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5580 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5581 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5582 (mips_classify_symbol, mips_symbolic_constant_p)
5583 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5584 (mips_tls_operand_p, mips_call_tls_get_addr)
5585 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5586 (mips_tls_symbol_ref_1): New functions.
5587 (mips_legitimize_address, mips_legitimize_const_move): Call
5588 mips_legitimize_tls_address.
5589 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5591 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5592 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5593 (mips_char_to_class): Document V1_REG.
5594 (HAVE_AS_TLS): Provide default.
5595 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5597 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5599 (tls_get_tp_<mode>): New instruction.
5601 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5603 * configure.ac: Update checks for target tools.
5604 * configure: Regenerated.
5606 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5608 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5610 2005-03-13 Roger Sayle <roger@eyesopen.com>
5612 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5613 more classes of DImode multiplication by constant. Allow both
5614 multiplication by small negative constants (by performing a
5615 multiplication by a positive constant and negating the result) and
5616 multiplications by large powers of two, by using a left shift.
5618 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5620 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5621 of basic blocks into work_stack.
5623 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5624 config/mips/vr.h: Update copyright.
5626 * c-decl.c (c_init_decl_processing): Remove useless calls to
5627 build_function_type.
5629 * builtins.c (fold_trunc_transparent_mathfn,
5630 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5631 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5632 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5633 fold_builtin_strcpy, fold_builtin_strncpy,
5634 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5637 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5640 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5641 variable determinant.
5643 * tree-cfg.c (group_case_labels): Remove local variable type.
5645 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5648 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5651 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5654 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5655 (*movmemqi_insn): Delete.
5656 (*movmemhi): Delete.
5658 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5660 * builtins.c (fold_builtin_classify): Take decomposed
5661 arguments of CALL_EXPR.
5662 (fold_builtin_1): Update a call to fold_builtin_classify.
5664 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5667 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5668 through into call to parser_xref_tag after parse error.
5669 (c_parser_struct_declaration): Consistently return NULL_TREE on
5672 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5674 * tree-flow-inline.h (ref_contains_array_ref): New function.
5675 (lookup_subvars_for_var): Ditto.
5676 (get_subvars_for_var): Ditto.
5677 (var_can_have_subvars): Ditto.
5679 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5680 (struct subvar): New type.
5682 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5684 * tree-optimize.c (init_tree_optimization_passes): Call
5685 pass_create_structure_vars.
5687 * tree-ssa-alias.c: Include vec.h.
5688 (init_alias_info): Don't auto-clear call clobbered on struct-field
5690 (compute_flow_insensitive_aliasing): Handle subvars.
5691 (group_aliases): Handle STRUCT_FIELD aliases.
5692 (setup_pointers_and_addressables): Ditto.
5693 Don't mark variables non-addressable if they still have
5694 addressable subvars.
5695 Also mark subvars addressable when the real variable is marked
5697 (add_pointed_to_var): Try to prune the pointed-to set by only
5698 pointing to subvars when possible.
5699 Otherwise, make sure we set addresses_needed and pt_vars to
5700 properly include subvars.
5701 (bitpos_of_field): New function.
5702 (push_fields_onto_fieldstack): Ditto.
5703 (get_or_create_used_part_for): Ditto.
5704 (create_overlap_variables_for): Ditto.
5705 (find_used_portions): Ditto.
5706 (create_structure_vars): Ditto.
5707 (pass_create_structure_vars): New structure.
5709 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5710 (get_expr_operands): Handle subvars. Also try to turn
5711 COMPONENT_REF accesses into must-defs now that we can accurately
5713 (note_addressable): Try to only mark as addressable those subvars
5714 we know a COMPONENT_REF touches.
5715 (overlap_subvar): New function.
5717 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5718 Handle subvar storing.
5719 (vect_address_analysis): Update caller of vect_object_analysis.
5721 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5723 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5724 (STMT_VINFO_SUBVARS): New macro.
5726 * common.opts: add flag_tree_salias.
5728 * opts.c (decode_options): flag_tree_salias defaults to on.
5730 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5732 * doc/tree-ssa.texi: Document structural alias analysis.
5734 2005-03-12 Steven Bosscher <stevenb@suse.de>
5736 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5737 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5738 * tree-ssa-operands.c (get_expr_operands): Likewise.
5739 (get_expr_operands): Likewise for ERROR_MARK.
5741 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5743 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5746 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5749 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5750 (mark_operand_necessary): Remove local variable ver.
5752 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5753 variable prefix_len.
5755 * value-prof.c (mod_subtract_transform): Remove local variable
5758 * builtins.c (fold_builtin_exponent): Take decomposed
5759 arguments of CALL_EXPR.
5760 (fold_builtin_1): Update a call to fold_builtin_exponent.
5762 * builtins.c (fold_builtin_logarithm): Take decomposed
5763 arguments of CALL_EXPR.
5764 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5766 * c-decl.c (c_init_decl_processing): Remove local variables
5767 ptr_ftype_void and ptr_ftype_ptr.
5769 * gimplify.c (gimplify_expr): Remove local variables r0 and
5772 * reg-stack.c (move_for_stack_reg): Remove local variable
5774 (compare_for_stack_reg): Remove local variable flags_user.
5775 (convert_regs_1): Remove local variable deleted.
5777 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5779 (combine_blocks): Remove local variables exits and new_e.
5781 * tree-inline.c (expand_call_inline): Remove local variable
5784 * tree-ssa-live.c (create_ssa_var_map,
5785 calculate_live_on_entry): Remove local variable snn.
5787 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5789 * c-lex.c (c_lex_with_flags): Add parameter to call to
5792 2005-03-11 Per Bothner <per@bothner.com>
5794 * c-tree.h (struct c_declarator): New id_loc field.
5795 * c-pragma.h (c_lex_with_flags): Take position reference.
5796 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5797 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5798 (c_lex): Pass dummy location to c_lex_with_flags.
5799 * c-parser.c (c_lex_one_token): Set c_token's location using
5800 c_lex_with_flags, instead of input_location, which might be "ahead".
5801 (c_parser_direct_declarator): Set declarator's id_loc from
5803 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5804 declarator's id_loc, rather than probably-imprecise input_location.
5805 (build_id_declarator): Initialize c_declarator's id_loc field.
5807 2005-03-11 Roger Sayle <roger@eyesopen.com>
5810 * builtins.c (expand_builtin_signbit): Force the signbit's word
5811 into an integer register to avoid SUBREGs of floating point modes.
5813 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5815 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5816 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5817 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5818 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5820 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5822 PR rtl-optimization/20306
5823 * expr.c (emit_move_complex): Set try_int false if mode is
5824 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5825 emit_block_move if try_int is true.
5827 2005-03-11 Richard Henderson <rth@redhat.com>
5830 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5831 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5834 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5836 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5837 (TARGET_FIX_VR4130): New macro.
5838 (TARGET_OPTIONS): Add -mfix-vr4130.
5839 (ISA_HAS_MACCHI): New macro.
5840 (ASM_SPEC): Add -mfix-vr4130.
5841 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5842 (override_options): Handle mips_fix_vr4130_string.
5843 (mips_avoid_hazards): Clear all_noreorder_p
5844 if we're working around VR4130 errata and the macc alternatives
5846 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5847 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5848 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5849 (MULTILIB_DEFAULTS): Remove leading "march=".
5850 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5851 if no architecture option is given.
5852 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5854 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5855 * doc/invoke.texi: Document -mfix-vr4130.
5857 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5859 * config/mips/mips.c (override_options): Only warn about -mint64
5860 deprecation if TARGET_INT64.
5862 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5864 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5865 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5866 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5867 are non-specific regarding the nonnull parameter positions.
5868 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5869 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5870 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5871 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5873 * builtins.def: Use the non-specific "nonnull" attibute lists.
5875 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5877 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5878 single_pred_edge, single_succ, single_pred): Improve comments.
5880 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5882 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5883 single_pred_edge, single_succ, single_pred): New inline functions.
5884 * bb-reorder.c (rotate_loop, find_traces_1_round,
5885 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5886 duplicate_computed_gotos): Use the single_succ/pred functions.
5887 * cfganal.c (forwarder_block_p): Ditto.
5888 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5889 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5890 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5891 merge_seq_blocks): Ditto.
5892 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5893 * cfglayout.c (fixup_reorder_chain): Ditto.
5894 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5895 canonicalize_loop_headers, verify_loop_structure): Ditto.
5896 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5897 mfb_update_loops, create_preheader, force_single_succ_latches,
5898 create_loop_notes): Ditto.
5899 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5900 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5901 commit_one_edge_insertion, purge_dead_edges,
5902 cfg_layout_can_merge_blocks_p): Ditto.
5903 * except.c (sjlj_emit_function_enter): Ditto.
5904 * flow.c (init_propagate_block_info): Ditto.
5905 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5906 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5907 insert_insn_end_bb): Ditto.
5908 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5909 find_if_case_2): Ditto.
5910 * lambda-code.c (perfect_nestify): Ditto.
5911 * lcm.c (optimize_mode_switching): Ditto.
5912 * loop-doloop.c (doloop_modify): Ditto.
5913 * loop-init.c (loop_optimizer_init): Ditto.
5914 * loop-iv.c (simplify_using_initial_values): Ditto.
5915 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5916 * loop-unswitch.c (unswitch_loop): Ditto.
5917 * modulo-sched.c (generate_prolog_epilog): Ditto.
5918 * predict.c (combine_predictions_for_insn, estimate_probability,
5919 tree_estimate_probability, last_basic_block_p,
5920 estimate_bb_frequencies): Ditto.
5921 * profile.c (branch_prob): Ditto.
5922 * regrename.c (copyprop_hardreg_forward): Ditto.
5923 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5924 * tracer.c (layout_superblocks): Ditto.
5925 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5926 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5927 cleanup_control_expr_graph, disband_implicit_edges,
5928 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5929 tree_verify_flow_info, tree_make_forwarder_block,
5930 tree_forwarder_block_p, remove_forwarder_block,
5931 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5932 * tree-if-conv.c (tree_if_conversion): Ditto.
5933 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5934 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5935 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5936 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5937 copy_loop_headers): Ditto.
5938 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5939 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5940 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5941 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5942 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5943 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5944 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5945 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5946 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5947 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5948 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5949 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5950 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5951 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5952 slpeel_add_loop_guard): Ditto.
5954 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5956 PR tree-optimization/15784
5957 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5960 * stmt.c (expand_case): Don't change index_type. Convert minval
5963 PR tree-optimization/20130
5964 * fold-const.c (fold): Fold x * -1 into -x.
5966 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5968 PR rtl-optimization/20331
5969 * rtlanal.c (modified_between_p): Check its address first for MEM.
5970 (modified_in_p): Likewise.
5972 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5974 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5976 2005-03-10 Steven Bosscher <stevenb@suse.de>
5978 * expr.c (expand_expr_real_1): If possible, use a conditional
5979 move for expanding MIN_EXPR and MAX_EXPR.
5980 Use temp for moving around rtx-en.
5982 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5985 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5988 2005-03-10 Roger Sayle <roger@eyesopen.com>
5990 * builtins.c (expand_builtin_signbit): Extend to handle floating
5991 point modes wider than the largest integer type, using the
5992 operand_subword_force function to obtain the signbit's word.
5994 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5997 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5998 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6000 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6002 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6004 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6006 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6008 (perform_edge_inserts): Unconditionally call
6009 free_dominator_info.
6011 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6013 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6015 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6017 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6019 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6021 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6023 (rtl_register_value_prof_hooks,
6024 tree_value_profile_transformations,
6025 tree_register_value_prof_hooks): Likewise.
6026 * var-tracking.c (stack_adjust_offset_pre_post,
6027 variable_htab_free, variable_union, dataflow_set_different_2,
6028 count_uses, variable_was_changed, set_frame_base_location,
6029 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6030 vt_add_function_parameters): Likewise.
6031 * varasm.c (named_section_real, named_section, make_decl_rtl,
6032 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6033 const_hash_1, compare_constant, copy_constant, force_const_mem,
6034 output_constant_pool_2, output_constant_pool_1, output_constant,
6035 output_constructor, make_decl_one_only, decl_tls_model,
6036 default_no_named_section, default_elf_select_section_1,
6037 default_unique_section_1): Likewise.
6038 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6039 * vmsdbgout.c (addr_const_to_string): Likewise.
6042 * function.c (struct assign_parm_data_one): Remove last_named
6044 (assign_parm_find_data_types): Don't determine last_named.
6045 Reorder named_parm determination.
6046 (assign_parms): Only setup varargs on the last non-varadic
6049 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6051 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6052 sda base address on medium model.
6054 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6056 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6057 * cfgloop.c (flow_loop_nodes_find): Export.
6058 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6060 * cfgloopmanip.c (fix_loop_structure): New function.
6061 * predict.c (predict_loops): Clean up the loops information.
6062 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6063 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6065 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6066 (rewrite_into_loop_closed_ssa): Declaration changed.
6067 * tree-loop-linear.c (linear_transform_loops): Add argument to
6068 rewrite_into_loop_closed_ssa call.
6069 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6070 * tree-ssa-loop-im.c (move_computations): Ditto.
6071 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6072 * tree-vectorizer.c (vectorize_loops): Ditto.
6073 * tree-optimize.c: Include cfgloop.h.
6074 (execute_todo): Choose whether to call cleanup_tree_cfg or
6075 cleanup_tree_cfg_loop.
6076 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6077 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6078 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6079 cleanup_tree_cfg_loop call.
6080 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6081 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6082 work on part of cfg.
6084 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6087 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6088 with multiple alternatives.
6090 * stmt.c (parse_output_constraint): Fix a typo.
6092 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6094 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6095 assembly directive instead of deprecated "no-generics".
6097 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6099 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6100 for non-offsettable memory references to cope with outstanding reload
6102 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6103 avoid losing outstanding address reloads.
6104 ("reload_outdi", "reload_outdf"): Likewise.
6106 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6108 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6109 code. Add more cbrt transformations.
6111 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6113 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6115 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6117 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6118 NULL_TREE when a given tree is not simplified.
6119 (fold): Return the original tree when any of the functions
6120 mentioned above NULL_TREE.
6122 * fold-const.c (fold_unary, fold_binary): Take decomposed
6123 arguments, code, type, op0, and op1 in case of fold_binary.
6124 (fold): Update calls to fold_unary and fold_binary.
6126 2005-03-09 Roger Sayle <roger@eyesopen.com>
6128 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6129 a fndecl and an arglist instead of a CALL_EXPR, exp.
6131 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6133 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6135 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6137 * expr.c (expand_assignment): Remove orig_to_rtx.
6139 * fold-const.c (int_const_binop): Remove no_overflow.
6141 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6143 * loop-iv.c (get_biv_step_1): Remove lhs.
6145 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6147 * real.c (real_nan): Remove neg.
6149 * function.c (thread_prologue_and_epilogue_insns): Remove i
6152 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6155 * tree-eh.c (tree_could_trap_p): Remove idx.
6157 * tree-into-ssa.c (ann): Remove ann.
6159 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6161 * tree-sra.c (decide_block_copy): Remove inst_count.
6163 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6165 * tree-ssa-loop-im.c (lhs): Remove.
6167 * cfgbuild.c (state, STATE, SET_STATE,
6168 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6170 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6171 (find_basic_blocks): Set the state of each basic block to
6174 2005-03-08 Jeff Law <law@redhat.com>
6176 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6177 goto results in the removal of edges in the CFG, then we need
6178 to recompute dominators.
6180 2005-03-09 Ben Elliston <bje@au.ibm.com>
6182 * c-common.c (c_do_switch_warnings): Comment fix.
6184 2005-03-08 Julian Brown <julian@codesourcery.com>
6186 * Patch from 2005-03-08 reverted for causing regressions and
6187 ppc-darwin bootstrap failure.
6189 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6191 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6192 Define the real function for ppc-darwin.
6193 * c-typeck.c (convert_arguments): Check for target-specific
6194 invalid argument call to unprototyped function.
6195 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6197 * target.h (invalid_arg_for_unprototyped_fn): New field
6199 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6200 default target hook.
6201 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6204 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6206 * c-typeck.c (constructor_stack, constructor_range_stack,
6207 initializer_stack): Make them static.
6209 * cfg.c (rbi_pool): Make it static.
6211 * gimple-low.c (lower_stmt_body): Make it static.
6212 * tree-flow.h: Remove the corresponding prototype. Don't
6215 * sched-deps.c (cache_size): Make it static.
6217 * stor-layout.c (lang_adjust_rli): Make it static.
6219 2005-03-08 Julian Brown <julian@codesourcery.com>
6221 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6222 from being used for symbols with vague linkage when
6223 HAVE_GAS_COMDAT_GROUP is true.
6225 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6227 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6228 nlabel == JUMP_LABEL (jump).
6230 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6232 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6233 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6234 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6235 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6237 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6240 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6241 * c-common.c (handle_returns_twice): New function.
6242 (c_common_attribute_table): Declare eturns_twice' attribute.
6243 * doc/extend.texi: Document eturns_twice' attribute.
6244 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6245 (struct tree_decl): Add returns_twice_flag.
6247 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6249 * tree-ssa-phiopt.c: Fix a comment typo.
6251 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6252 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6253 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6256 2005-03-08 Richard Henderson <rth@redhat.com>
6258 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6259 builtin codes with ctzdi2, clzdi2, popcountdi2.
6260 (struct alpha_builtin_def): Add is_const.
6261 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6262 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6263 (alpha_init_builtins): Init them. Set nothrow and const attributes
6265 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6266 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6267 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6268 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6269 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6270 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6271 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6272 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6273 (TARGET_FOLD_BUILTIN): New.
6274 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6275 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6277 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6279 2005-03-08 Ira Rosen <irar@il.ibm.com>
6281 PR tree-optimization/20122
6282 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6283 condition of access function instead of base.
6285 2005-03-07 Jeff Law <law@redhat.com>
6286 Steven Bosscher <stevenb@suse.de>
6288 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6289 (find_taken_edge): Call find_taken_edge_computed_goto as
6290 appropriate. Allow any gimple invariant rather than just
6291 INTEGER_CST for VAL.
6292 (cleanup_control_flow): Cleanup a computed goto which has turned
6294 (tree_merge_blocks): If block B has any forced labels, move
6295 them to the start of block A.
6296 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6297 computed gotos as well.
6298 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6299 removal of unnecessary computed gotos too.
6300 (lookup_redirection_data): Fix type of INSERT argument. Callers
6303 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6305 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6306 Remove trailing spaces.
6308 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6309 unshare_all_trees): Make them static.
6310 * tree-gimple.h: Remove the corresponding prototypes.
6312 * diagnostic.h: Remove unused prototype
6313 debug_output_buffer.
6314 * modulo-sched.c: Remove unused prototype
6315 set_row_column_for_ps.
6317 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6318 replace_phi_edge_with_variable): Remove unused variable i.
6320 2005-03-07 Per Bothner <per@bothner.com>
6322 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6324 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6327 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6328 bbs on the COND_EXPR instead of the PHI_NODEs.
6329 (candidate_bb_for_phi_optimization): Remove.
6330 (replace_phi_with_stmt): Rename to ...
6331 (replace_phi_edge_with_variable): this and change so that we
6332 replace the phi argument instead of removing the PHI.
6333 (conditional_replacement): Change so we deal with PHI with more
6335 (value_replacement): Likewise.
6336 (abs_replacement): Likewise.
6338 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6340 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6341 output_e500_flip_gt_bit.
6343 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6345 (rs6000_generate_compare): Fix logic to look at the correct bits.
6346 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6348 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6349 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6350 gen_move_from_CR_gt_bit.
6352 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6353 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6354 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6356 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6357 (E500_CR_IOR_COMPARE): New constant.
6359 2005-03-08 Earl Chew <earl_chew@agilent.com>
6360 David Billinghurst <David.Billinghurst@riotinto.com>
6362 * config/i386/host-cygwin.c: New file to support precompiled
6364 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6365 * config.host: Use above files for cygwin host.
6367 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6369 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6370 ordering ops from earlier change.
6372 2005-03-07 Per Bothner <per@bothner.com>
6374 Various fixes to allow us to again build if --enable-mapped-location:
6375 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6376 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6377 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6378 local variable loc. Change logic appropriately.
6379 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6380 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6381 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6382 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6383 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6385 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6387 PR rtl-optimization/19683
6388 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6389 number of bytes, to smallest_int_for_mode. Fix arguments to
6390 REG_CANNOT_CHANGE_MODE_P.
6392 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6394 * reorg.c (relax_delay_slots): Check that the jump is
6395 conditional before trying to invert it.
6397 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6399 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6402 * calls (stack_arg_under_construction): Make it static.
6404 * flow.c (regs_live_at_setjmp): Make it static.
6405 * flow.h: Remove the corresponding prototype.
6407 * reload1.c (reload_startobj, reload_firstobj,
6408 something_needs_operands_changed, reload_inherited,
6409 reload_inheritance_insn, reload_override_in,
6410 reload_spill_index): Make them static.
6412 * recog.c (verify_changes): Make it static.
6413 * recog.h: Remove the corresponding prototype.
6415 * cfgbuild.c (find_sub_basic_blocks): Remove.
6416 * basic-block.h: Remove the corresponding prototype.
6417 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6419 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6421 * tree-ssa-operands.c (check_build_stmt): Remove.
6423 * stor-layout.c (set_alignment): Remove.
6424 * tree.h: Remove the corresponding prototype.
6426 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6428 * tree-ssa-dce.c (control_dependence_map,
6429 visited_control_parents): Make them static.
6431 * cfghooks.c (verify_flow_info): Remove local variable
6434 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6437 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6439 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6441 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6443 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6445 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6446 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6447 PARALLEL for an empty structure.
6449 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6451 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6453 * fold-const.c (fold_binary): Unroll the very first "for"
6456 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6458 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6459 redundant match_code test.
6460 (scc_comparison_operator): Swap match_operand and match_code
6462 (branch_positive_comparison_operator): Same.
6463 (trap_comparison_operator): Use comparison_operator and swap with
6466 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6469 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6470 (out_movhi_r_mr): Read low byte of volatile MEM first.
6471 (out_movhi_mr_r): Write high byte of volatile MEM first.
6473 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6475 * cselib.c (reg_values, reg_values_size): Make them static.
6477 * cse.c (cse_reg_info_table): Make it static.
6479 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6481 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6483 * cse.c (find_best_addr): Use canon_for_address.
6485 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6487 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6488 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6489 SUBREG and MEM, respectively.
6491 * fold-const.c (fold_binary): Use code instead of t.
6493 * fold-const.c (optimize_minmax_comparison): Take decomposed
6494 arguments code, type, op0, and op1 instead of t.
6495 (fold_binary): Update a call to optimize_minmax_comparison.
6497 * fold-const.c (fold_range_test): Take decomposed arguments
6498 code, type, op0, and op1 instead of t.
6499 (fold_binary): Update a call to fold_range_test.
6501 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6502 decomposed arguments code, type, op0, and op1 instead of t.
6503 (fold_binary): Update a call to fold_range_test.
6505 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6507 * fold-const.c (fold_binary): Avoid directly using the original
6508 expression t as much as possible.
6510 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6512 * c-semantics.c (build_stmt): Use TYPE_P instead of
6513 IS_NON_TYPE_CODE_CLASS.
6514 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6515 (NON_TYPE_CHECK): Use TYPE_P instead of
6516 IS_NON_TYPE_CODE_CLASS.
6518 * fold-const.c (fold): Remove handling of binary expressions.
6520 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6522 * doc/c-tree.texi: Wrap comments in @r{}.
6523 * doc/cpp.texi: Likewise.
6524 * doc/cppinternals.texi: Likewise.
6525 * doc/extend.texi: Likewise.
6526 * doc/md.texi: Likewise.
6527 * doc/objc.texi: Likewise.
6528 * doc/sourcebuild.texi: Likewise.
6529 * doc/tm.texi: Likewise.
6532 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6534 * predict.c (apply_return_prediction): Standardize PHI chain
6536 * tree-ssa.c (ssa_redirect_edge): Likewise.
6538 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6539 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6542 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6543 * tree-flow.h: Adjust the prototype for remove_phi_node.
6544 * lambda-code.c (perfect_nestify): Adjust a call to
6547 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6548 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6550 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6551 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6552 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6553 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6555 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6556 of GEN_INT (trunc_int_for_mode (...)).
6557 * loop-iv.c (iv_number_of_iterations): Likewise.
6558 * postreload.c (reload_cse_move2add): Likewise.
6559 * simplify-rtx.c (simplify_const_unary_operation,
6560 simplify_const_binary_operation): Likewise.
6561 * stor-layout.c (get_mode_bounds): Likewise.
6563 * fold-const.c (fold_binary): New.
6564 (fold): Call fold_binary on binary expressions.
6566 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6568 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6569 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6570 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6571 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6572 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6574 2005-03-04 Devang Patel <dpatel@apple.com>
6576 PR tree-optimization/18815
6577 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6578 loops with zero exit edges.
6580 2005-03-04 Devang Patel <dpatel@apple.com>
6582 * doc/invoke.texi: Remove reference to webpage that does not exist.
6584 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6585 Joseph S. Myers <joseph@codesourcery.com>
6588 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6589 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6590 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6591 * pa.c (get_plabel): Change argument to symbol_ref. Call
6592 maybe_get_identifier instead of get_identifier.
6593 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6594 (struct deferred_plabel): Replace name field with symbol field.
6595 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6596 ASM_OUTPUT_EXTERNAL_REAL is defined.
6597 (output_global_address): Use output_addr_const for output of all
6599 (output_deferred_plabels): Use symbol_ref instead of name for address
6601 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6602 ASM_OUTPUT_SYMBOL_REF): New macros.
6603 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6605 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6608 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6610 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6611 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6613 2005-03-04 Jeff Law <law@redhat.com>
6615 * basic-block.h (rediscover_loops_after_threading): Declare.
6616 * tree-ssa-dom.c: Include cfgloop.h.
6617 (tree_ssa_dominator_optimize): Discover loops and some basic
6618 properties. Remove forwarder blocks recreated by loop header
6619 canonicalization. Also mark backedges in the CFG.
6620 * tree-ssa-threadupdate.c: Include cfgloop.h
6621 (rediscover_loops_after_threading): Define.
6622 (struct local_info): New field, JUMP_THREADED.
6623 (prune_undesirable_thread_requests): New function.
6624 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6625 then record that fact for the callers of redirct_edges.
6626 (thread_block): If BB has incoming backedges, then call
6627 prune_undesirable_thraed_requests. Note when we are
6628 going to have to rediscover loop information. Return a
6629 boolean indicating if any jumps were threaded.
6630 (thread_through_all_blocks): Bubble up boolean indicating
6631 if any jumps were threaded.
6632 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6633 (tree-ssa-threadupdate.o): Similarly.
6635 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6637 * fold-const.c (fold_ternary): Unroll the "for" loop to
6640 2005-03-04 Andrew Haley <aph@redhat.com>
6642 * unwind-dw2-fde-glibc.c (struct
6643 unw_eh_callback_data.check_cache): New field.
6644 (frame_hdr_cache): New.
6645 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6646 Cache frame header info.
6648 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6650 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6651 (print_c_condition): Declare.
6652 * read-rtl.c (ptr_loc): New structure.
6653 (ptr_locs, ptr_loc_obstack, joined_conditions)
6654 (joined_conditions_obstack): New variables.
6655 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6656 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6657 (join_c_conditions, print_c_condition): New functions.
6658 (apply_macro_to_string): Associate the new string with the same
6659 source location as the old one.
6660 (add_condition_to_string): Use join_c_conditions.
6661 (read_string): Use set_rtx_ptr_loc to record a filename and line
6662 number for the string.
6663 (read_rtx): Initialize the new variables above.
6664 * genattrtab.c (write_test_expr, write_attr_value): Use
6666 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6667 comment above the GCC_VERSION check.
6668 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6669 Inline the definition of MAYBE_EVAL.
6670 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6671 * genoutput.c (process_template): Likewise.
6672 * genpreds.c (write_predicate_subfunction): Likewise.
6673 (write_predicate_expr): Use print_c_condition.
6674 * genrecog.c (write_cond): Likewise.
6675 * gensupport.c (process_rtx): Use join_c_conditions to join the
6676 conditions of a define_insn_and_split. Record a source location
6677 for the string after the "&&".
6678 (alter_test_for_insn): Use join_c_conditions.
6680 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6683 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6684 PR tree-optimization/15784
6685 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6688 2005-03-04 Ben Elliston <bje@au.ibm.com>
6690 * gcc.c (option_map): Add --coverage.
6691 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6692 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6693 * config/darwin.h: Pass -lgcov for `coverage'.
6694 * doc/invoke.texi (Debugging Options): Document --coverage.
6696 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6698 * gcse.c (bypass_block): Use find_edge wherever possible.
6700 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6704 * c-opts.c (c_common_parse_file): Call start_source_file
6705 and end_source_file at the approriate times.
6707 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6708 the main file, it will be done for us now.
6710 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6712 * fold-const.c (fold_ternary): New.
6713 (fold): Call fold_ternary on ternary expressions. Remove
6714 handling of ternary expressions.
6716 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6718 PR tree-optimization/15784
6719 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6722 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6724 * config/rs6000/predicates.md (branch_comparison_operator):
6725 Convert from C block to conditional format.
6727 2005-03-03 Jan Hubicka <jh@suse.cz>
6729 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6730 and non-constant public variables.
6732 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6734 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6737 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6740 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6741 calls to release_ssa_name and release_phi_node.
6743 * fold-const.c (fold): Remove handling of unary expressions.
6745 * fold-const.c (fold_unary): Avoid directly using the original
6746 expression t as much as possible.
6748 2005-03-03 Roger Sayle <roger@eyesopen.com>
6749 Andrew Pinski <pinskia@physics.uc.edu>
6751 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6752 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6754 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6756 Describe special registers SRP and MOF as allocatable registers.
6757 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6758 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6759 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6760 TARGET_HAS_MUL_INSNS.
6761 (cris_print_operand) <case 'd'>: New case.
6762 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6763 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6765 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6766 (REG_ALLOC_ORDER): Update for MOF.
6767 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6769 (GENERAL_REGS): No longer a define of ALL_REGS.
6770 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6771 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6773 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6774 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6775 (SECONDARY_RELOAD_CLASS): Define.
6776 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6777 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6778 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6779 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6780 (REGISTER_MOVE_COST): Define.
6781 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6782 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6783 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6784 (CRIS_MOF_REGNUM): New define_constants.
6785 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6787 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6789 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6790 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6791 Adjust for MOF being properly described as a register.
6792 (indir_to_reg_split): Name this split. Conditionalize on the
6793 destination register being a general register.
6794 (movei): Conditionalize on on operands 0 and 1 having the same
6797 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6800 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6801 -mcpu to override any other explicitly given flags.
6803 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6805 * recog.c (verify_changes, confirm_change_group): New functions,
6806 broken out of apply_change_group.
6807 (apply_change_group): Use them.
6808 * recog.h (verify_change, confirm_change_group): Declare.
6809 * rtl.h (redirect_jump_2): Declare.
6810 * jump.c (redirect_exp, invert_exp): Delete.
6811 (invert_exp_1): Take second parameter. Return value. Changed caller.
6812 (redirect_jump_2): New function, broken out of redirect_jump.
6813 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6814 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6815 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6817 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6819 * varasm.c (named_section): Use xstrdup rather than doing it by
6822 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6824 2005-03-02 Devang Patel <dpatel@apple.com>
6826 Undo PR tree-optimization/18815 fix.
6828 2005-03-02 Devang Patel <dpatel@apple.com>
6830 PR tree-optimization/18815
6831 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6832 loops with zero exit edges.
6834 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6836 * cfg.c (connect_src, connect_dest, disconnect_src,
6837 disconnct_dest): New.
6838 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6839 redirect_edge_pred): Use the new functions.
6841 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6842 free_dominance_info only when needed.
6844 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6847 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6848 (reg_or_sub_cint64_operand): Same.
6850 2005-03-02 Jeff Law <law@redhat.com>
6852 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6853 CFG_ALTERED in the main DOM iteration loop.
6855 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6858 * varasm.c (initializer_constant_valid_p): Allow conversions
6859 between OFFSET_TYPEs. Tidy.
6861 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6863 * config/cris/cris.md ("return"): Remove epilogue delay list
6866 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6868 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6870 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6872 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6874 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6875 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6876 config/m68k/m68k.c, config/mips/mips.h,
6877 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6878 doc/include/gcc-common.texi: Update copyright.
6880 PR middle-end/18029 and PR middle-end/18030
6881 * expr.c (optimize_bitfield_assignment_op): Add a special case
6882 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6884 * fold-const.c (fold_unary): New.
6885 (fold): Call fold_unary on unary expressions.
6887 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6889 * cgraph.h (struct cgraph_edge): Add prev_caller and
6891 (cgraph_node_remove_callees): Export.
6892 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6894 (cgraph_edge_remove_callee): New function.
6895 (cgraph_edge_remove_caller): Likewise.
6896 (cgraph_remove_edge): Use.
6897 (cgraph_redirect_edge_callee): Likewise.
6898 (cgraph_node_remove_callees): New function.
6899 (cgraph_node_remove_callers): Likewise.
6900 (cgraph_remove_node): Use.
6901 * tree-optimize.c (tree_rest_of_compilation): Use
6902 cgraph_node_remove_callees instead of manual loop.
6903 * cgraphunit.c (cgraph_finalize_function): Likewise.
6904 (cgraph_expand_function): Likewise.
6905 (cgraph_remove_unreachable_nodes): Likewise.
6907 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6910 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6912 * c-decl.c (undeclared_variable): Take location as argument.
6913 * c-typeck.c (build_external_ref): Likewise.
6914 * c-parser.c (c_parser_postfix_expression): Pass location of
6915 identifier to build_external_ref.
6917 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6919 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6920 CCEQ mode for branch_positive_comparison_operator test.
6921 * config/rs6000/predicates (branch_comparison_operator): Revert to
6923 (scc_comparison_operator): Same.
6924 (branch_positive_comparison_operator): Same.
6926 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6928 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6929 (cris_delay_slots_for_epilogue): Remove.
6930 (save_last): Move into cris_target_asm_function_epilogue.
6931 (cris_target_asm_function_epilogue): Remove tests for file being
6933 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6934 (cris_delay_slots_for_epilogue): Remove prototypes.
6935 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6936 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6938 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6940 * config/rs6000/predicates.md (branch_comparison_operator): Change
6941 to define_special_predicate.
6942 (scc_comparison_operator): Same.
6943 (branch_positive_comparison_operator): Same.
6945 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6947 * Makefile.in (tree-ssa-sink.o): New.
6948 (OBJS-common): Add tree-ssa-sink.o.
6949 * common.opt: Add -ftree-sink
6950 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6951 * timevar.def (TV_TREE_SINK): new timevar.
6952 * tree-flow.h (is_hidden_global_store): Prototype.
6953 * tree-optimize.c (init_tree_optimization_passes): Add
6955 * tree-pass.h (pass_sink_code): New.
6956 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6957 for non-obvious global store store to is_hidden_global_store, and
6958 call that new function.
6959 * tree-ssa-sink.c: New file.
6960 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6961 * doc/passes.texi: Document forward store motion.
6962 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6963 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6964 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6965 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6967 2005-03-01 Per Bothner <per@bothner.com>
6969 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6970 and we have a non-zero column-number, add it to the message.
6971 Also factor out the diagnostic_kind_text.
6973 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6975 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6976 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6977 flow_loop_scan): Removed.
6978 (flow_loop_dump): Do not dump removed fields.
6979 (flow_loop_free): Do not free removed fields.
6980 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6981 (loop_exit_edge_p): New function.
6982 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6983 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6984 num_exits, exits_doms.
6985 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6986 LOOP_EDGES, LOOP_ALL): Removed.
6987 (flow_loop_scan): Declaration removed.
6988 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6989 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6991 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6992 (if_convert): Call flow_loops_find and flow_loops_free
6993 when calling mark_loop_exit_edges.
6994 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6995 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6996 free_dominance_info calls.
6997 * loop-init.c (flow_loops_find): Ditto.
6998 * passes.c (rest_of_handle_branch_prob): Ditto.
6999 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7000 * loop-unroll.c (analyze_insns_in_loop): Do not use
7002 * predict.c (predict_loops): Do not call flow_loop_scan.
7003 Use get_loop_exit_edges.
7004 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7005 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7006 Do not use EDGE_LOOP_EXIT.
7007 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7008 to bb_with_exit_edge_p.
7009 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7010 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7011 to bb_with_exit_edge_p.
7012 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7014 * tree-loop-linear.c (linear_transform_loops): Do not call
7015 flow_loop_scan. Use loop->single_exit.
7016 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7017 (vect_analyze_loop_form): Do not call flow_loop_scan.
7018 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7020 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7022 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7023 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7024 slpeel_tree_duplicate_loop_to_edge_cfg,
7025 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7026 Use loop_preheader_edge and loop->single_exit. Do not call
7029 2005-03-01 Nick Clifton <nickc@redhat.com>
7031 * config/arm/arm.c (thumb_find_work_register): Check all of the
7032 argument registers to see if they are free, and a couple of
7033 special cases where the last argument register but can be proved
7034 to be available during the function's prologue.
7035 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7036 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7037 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7039 (thumb_compute_save_reg_mask): Likewise. Also use
7040 thumb_find_work_register() to ensure that there is agreement about
7041 which work register is going to be used in the prologue.
7042 (thumb_output_function_prologue): Use unsigned long as the type
7043 for the register bit-mask. Also delay pushing the link register if
7044 other high registers are going to be pushed.
7045 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7046 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7047 redundant prototypes.
7049 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7052 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7053 and after reload in REG+REG indexed addresses without REG_POINTER
7054 set in the base and not set in the index.
7056 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7058 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7059 Don't undefine here.
7060 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7061 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7062 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7063 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7064 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7066 * config.gcc (sh*-*-linux*): Use config/linux.h.
7068 2005-02-28 Dale Johannesen <dalej@apple.com>
7069 Stan Shebs <shebs@apple.com>
7071 Rewrite of 64-bit Darwin structure-by-value pass/return.
7072 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7073 intoffset, use_stack, named.
7074 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7075 (rs6000_darwin64_record_arg_advance_flush): New.
7076 (rs6000_darwin64_record_arg_advance_recurse): New.
7077 (rs6000_darwin64_record_arg_flush): New.
7078 (rs6000_darwin64_record_arg_recurse): New.
7079 (rs6000_darwin64_record_arg): New.
7080 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7081 (function_arg_boundary): Handle 128-bit aligned structs.
7082 (function_arg_advance): Rewrite darwin64 struct handling.
7083 (function_arg): Call rs6000_darwin64_record_arg.
7084 (function_arg_partial_nregs): Handle darwin64 structs.
7085 (rs6000_darwin64_function_value): Remove.
7086 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7088 2005-02-28 Roger Sayle <roger@eyesopen.com>
7090 PR tree-optimization/20216
7091 * tree-chrec.c (tree_fold_factorial): Delete.
7092 (tree_fold_binomial): Change argument list to take a return type
7093 and change the type of K to unsigned int. Rewrite to avoid explicit
7094 evaluation of factorials, and (recursively) calling fold to perform
7095 compile-time arithmetic. Return NULL on (internal) overflow.
7096 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7097 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7098 if any intermediate calculation overflows.
7099 (chrec_apply): Update call to chrec_evaluate.
7101 2005-02-28 James E Wilson <wilson@specifixinc.com>
7103 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7105 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7108 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7109 instead of NULL_TREE on error.
7111 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7113 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7114 (EASY_VECTOR_15_ADD_SELF): Remove.
7115 (num_insns_constant_wide): Not static.
7116 (validate_condition_mode): Not static.
7117 (toc_relative_expr_p): Not static.
7118 (legitimate_indirect_address_p): Not static.
7119 (macho_lo_sum_memory_operand): Not static.
7120 (invalid_e500_subreg): Not static.
7121 (easy_vector_same): Not static.
7122 (easy_vector_splat_const): Not static.
7123 (RS6000_SYMBOL_REF_TLS_P): Remove.
7124 (any_operand): Delete.
7125 (any_parallel_operand): Delete.
7126 (count_register_operand): Delete.
7127 (altivec_register_operand): Delete.
7128 (xer_operand): Delete.
7129 (s8bit_cint_operand): Delete.
7130 (short_cint_operand): Delete.
7131 (u_short_cint_operand): Delete.
7132 (non_short_cint_operand): Delete.
7133 (exact_log2_cint_operand): Delete.
7134 (gpc_reg_operand): Delete.
7135 (cc_reg_operand): Delete.
7136 (cc_reg_not_cr0_operand): Delete.
7137 (reg_or_short_operand): Delete.
7138 (reg_or_neg_short_operand): Delete.
7139 (reg_or_aligned_short_operand): Delete.
7140 (reg_or_u_short_operand): Delete.
7141 (reg_or_cint_operand): Delete.
7142 (reg_or_arith_cint_operand): Delete.
7143 (reg_or_add_cint64_operand): Delete.
7144 (reg_or_sub_cint64_operand): Delete.
7145 (reg_or_logical_cint_operand): Delete.
7146 (got_operand): Delete.
7147 (got_no_const_operand): Delete.
7148 (easy_fp_constant): Delete.
7149 (easy_vector_constant): Delete.
7150 (easy_vector_constant_add_self): Delete.
7151 (zero_constant): Delete.
7152 (zero_fp_constant): Delete.
7153 (volatile_mem_operand): Delete.
7154 (offsettable_mem_operand): Delete.
7155 (mem_or_easy_const_operand): Delete.
7156 (add_operand): Delete.
7157 (non_add_cint_operand): Delete.
7158 (logical_operand): Delete.
7159 (non_logical_cint_operand): Delete.
7160 (mask_operand): Delete.
7161 (mask_operand_wrap): Delete.
7162 (mask64_operand): Delete.
7163 (mask64_2_operand): Delete.
7164 (and64_operand): Delete.
7165 (and64_2_operand): Delete.
7166 (and_operand): Delete.
7167 (reg_or_mem_operand): Delete.
7168 (lwa_operand): Delete.
7169 (symbol_ref_operand): Delete.
7170 (call_operand): Delete.
7171 (current_file_function_operand): Delete.
7172 (input_operand): Delete.
7173 (rs6000_nonimmediate_operand): Delete.
7174 (rs6000_tls_symbol_ref): Delete.
7175 (save_world_operation): Delete.
7176 (restore_world_operation): Delete.
7177 (load_multiple_operation): Delete.
7178 (store_multiple_operation): Delete.
7179 (vrsave_operation): Delete.
7180 (mfcr_operation): Delete.
7181 (mtcrf_operation): Delete.
7182 (lmw_operation): Delete.
7183 (stmw_operation): Delete.
7184 (branch_comparison_operator): Delete.
7185 (branch_positive_comparison_operator): Delete.
7186 (scc_comparison_operator): Delete.
7187 (trap_comparison_operator): Delete.
7188 (boolean_operator): Delete.
7189 (boolean_or_operator): Delete.
7190 (min_max_operator): Delete.
7191 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7192 (EASY_VECTOR_15): Moved to here.
7193 (EASY_VECTOR_15_ADD_SELF): Move to here.
7194 (PREDICATE_CODES): Delete.
7195 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7196 Declare functions no longer static.
7197 * config/rs6000/predicates.md: New.
7198 * config/rs6000/rs6000.md: Include predicates.md
7200 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7202 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7203 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7205 * cfgrtl.c (need_fake_edge_p): Likewise.
7206 * combine.c (distribute_notes): Likewise.
7207 * emit-rtl.c (try_split): Likewise.
7208 * recog.c (peephole2_opimize): Likewise.
7209 * reg-notes.def (ALWAYS_RETURN): Remove.
7210 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7211 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7212 * tree.h (ECF_ALWAYS_RETURN): Remove.
7214 2005-02-28 Roger Sayle <roger@eyesopen.com>
7217 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7218 between different machine modes is never a "useless" conversion.
7220 2005-02-28 Geert Bosch <bosch@gnat.com>
7223 * doc/contrib.texi: List contributors for Ada front end
7225 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7227 * simplify-rtx.c (simplify_unary_operation_1,
7228 simplify_const_unary_operation): New, extracted from...
7229 (simplify_unary_operation): ... this one.
7230 (simplify_binary_operation_1,
7231 simplify_const_binary_operation): New, extracted from...
7232 (simplify_binary_operation): ... this one.
7233 * rtl.h (simplify_const_unary_operation,
7234 simplify_const_binary_operation): Add prototypes.
7236 2005-02-28 Julian Brown <julian@codesourcery.com>
7238 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7239 building libjava and caused PR regression/20228.
7241 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7244 * Makefile.in (host_subdir): New.
7245 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7246 * configure: Regenerate.
7248 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7250 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7251 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7252 installation directory first.
7254 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7257 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7258 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7259 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7260 * config/cris/cris.md: Tweak comments referring to Q.
7261 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7262 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7263 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7264 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7265 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7266 Insert spaces in constraints to align alternatives vertically for
7268 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7271 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7273 PR rtl-optimization/17728
7274 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7275 operand 0 from general_operand to move_dest_operand.
7277 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7279 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7280 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7281 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7282 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7284 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7286 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7287 * configure: Regenerate.
7288 * libada-mk.in: Remove CC; rename
7289 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7291 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7294 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7295 for the lhs, also walk over the tree. Likewise for rhs.
7297 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7299 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7300 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7301 Do not propagate value of iv before increment over the increment.
7303 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7305 * c-parser.c: New file.
7306 * c-parse.in: Remove.
7307 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7309 (c-parser.o): Add dependencies.
7310 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7311 maintainer-clean, TAGS): Update.
7312 * c-config-lang.in (gtfiles): Update.
7313 * gengtype-lex.l: Don't handle "@@".
7314 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7315 objc_build_synchronized, objc_begin_try_stmt,
7316 objc_begin_catch_clause, objc_finish_catch_clause,
7317 objc_build_finally_clause, objc_finish_try_stmt): New.
7318 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7320 (c_parse_init): Update comment.
7321 * c-decl.c (c_init_decl_processing): Update comment.
7322 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7323 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7324 new c_declspecs members.
7326 2005-02-25 Julian Brown <julian@codesourcery.com>
7328 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7329 from being used for symbols with vague linkage when
7330 HAVE_GAS_COMDAT_GROUP is true.
7332 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7334 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7336 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7339 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7340 (LIBGCC2_HAS_DF_MODE): New.
7341 (LIBGCC2_HAS_XF_MODE): New.
7342 (LIBGCC2_HAS_TF_MODE): New.
7343 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7344 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7345 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7346 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7347 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7348 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7349 and add _fixtfdi, _fixunstfdi, _floatditf
7350 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7351 L_fixunstfdi, L_floatditf.
7352 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7353 (LIBGCC2_HAS_TF_MODE): Define.
7355 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7357 PR tree-optimization/20204
7358 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7359 REWRITE_THIS_STMT markers on PHI nodes.
7360 (rewrite_initialize_block): Likewise.
7362 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7364 * version.c (version_string): Update to 4.1.
7366 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7368 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7369 Clarify that the alternative way doesn't work in GNU C++.
7371 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7373 PR tree-optimization/19937
7374 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7375 to the type of the induction variable.
7377 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7379 PR rtl-optimization/20117
7380 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7381 the block including noncopyable insn.
7383 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7385 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7386 calls to find_reg_note.
7388 2005-02-24 Richard Henderson <rth@redhat.com>
7391 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7394 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7396 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7397 vector types if to use base reg for misaligned non-word ld/std.
7399 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7402 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7403 dwarf2 label manually and put it after, not before the prologue.
7405 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7408 * reload.c (operands_match_p): Only increment register number for
7409 SCALAR_INT_MODE_P modes in multiple hard registers.
7411 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7414 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7416 * ChangeLog.5: Fix log message typo(s).
7417 * ChangeLog.7: Likewise.
7418 * ChangeLog.tree-ssa: Likewise.
7419 * cfgexpand.c: Fix comment typo(s).
7420 * conflict.c: Likewise.
7421 * defaults.h: Likewise.
7422 * dwarf2out.c: Likewise.
7424 * ggc-page.c: Likewise.
7425 * tree-eh.c: Likewise.
7426 * tree-ssa-dom.c: Likewise.
7428 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7431 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7432 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7433 if SHARED is defined.
7436 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7437 allow splitting only if operands 0 and 3 don't overlap.
7439 2005-02-24 Richard Henderson <rth@redhat.com>
7442 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7443 (fold_builtin_1): Call them.
7444 * fold-const.c (fold_complex_mult_parts): Split out from ...
7445 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7446 (fold_complex_div_parts, fold_complex_div): New.
7448 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7450 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7452 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7453 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7455 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7456 (print_node): Likewise.
7457 Print TYPE_SIZES_GIMPLIFIED.
7459 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7461 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7462 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7463 operands as commutative in constraints.
7465 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7467 * tree-into-ssa.c: Re-organize internal functions.
7469 2005-02-24 Richard Henderson <rth@redhat.com>
7472 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7474 * common.opt (fcx-limited-range): New.
7475 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7476 * toplev.c (flag_complex_method): Initialize to 1.
7477 (process_options): Set flag_complex_method to 0 if
7478 flag_cx_limited_range.
7479 * doc/invoke.texi (-fcx-limited-range): New.
7481 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7483 * cse.c (delete_trivially_dead_insns): Speed up by using
7484 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7487 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7489 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7490 functions when -mid-shared-library is being used.
7492 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7494 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7495 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7496 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7497 * system.h: Poison LINK_LIBGCC_SPECIAL.
7499 2005-02-23 James E Wilson <wilson@specifixinc.com>
7501 * gengtype.c (note_insn_name): Make 1 element larger.
7503 2005-02-23 Roger Sayle <roger@eyesopen.com>
7506 PR rtl-optimization/20097
7507 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7508 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7510 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7512 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7513 * t-aix52 (SHLIB_INSTALL): Same.
7515 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7517 * genpreds.c: Update copyright.
7519 2005-02-23 Michael Beach <michaelb@ieee.org>
7522 * config/sparc/t-elf (startup files): Assemble with CPP.
7524 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7526 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7527 (write_predicate_expr): Likewise.
7529 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7531 PR tree-optimization/20100
7532 PR tree-optimization/20115
7533 * tree-optimize.c (init_tree_optimization_passes): Remove
7534 pass_maybe_create_global_var.
7535 * tree-pass.h (pass_maybe_create_global_var): Remove.
7536 * tree-ssa-alias.c (aliases_computed_p): Declare.
7537 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7538 (count_calls_and_maybe_create_global_var): Remove.
7539 (pass_maybe_create_global_var): Remove.
7540 (init_alias_info): Do not declare aliases_computed_p.
7541 (maybe_create_global_var): If the function contains no
7542 call-clobbered variables and a mix of pure/const and regular
7543 function calls, create .GLOBAL_VAR.
7544 Mark all call-clobbered variables for renaming.
7545 (merge_pointed_to_info): Update comment.
7546 (add_pointed_to_var): Likewise.
7547 (is_escape_site): Likewise.
7548 Accept struct alias_info * instead of size_t *.
7550 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7552 * tree-ssa-operands.c (get_call_expr_operands): If
7553 ALIASES_COMPUTED_P is false, do not add call-clobbering
7555 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7556 (delete_tree_ssa): Likewise.
7558 2005-02-22 James E Wilson <wilson@specifixinc.com>
7560 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7561 (do_compile): Do call it here.
7563 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7565 PR rtl-optimization/20017.
7566 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7567 rest_of_handle_cse2, rest_of_handle_gcse): Call
7568 delete_dead_jumptables immediately before calling cleanup_cfg.
7570 2005-02-22 Devang Patel <dpatel@apple.com>
7573 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7576 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7578 * config/rs6000/aix.h (WINT_TYPE): Define.
7580 2005-02-22 Stan Shebs <shebs@apple.com>
7582 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7583 natural alignment for 64-bit Darwin.
7584 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7586 * doc/invoke.texi: Document this.
7588 2005-02-22 DJ Delorie <dj@redhat.com>
7590 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7591 to make_[un]signed_type, not the mode itself.
7593 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7595 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7596 not available. Use tail calls wherever possible.
7597 (make_edge): Call unchecked_make_edge to create an edge.
7599 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7600 (coalesce_ssa_name): Don't check for
7601 SSANORM_USE_COALESCE_LIST.
7602 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7604 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7606 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7607 (rewrite_into_ssa): ... here.
7609 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7611 PR tree-optimization/19786
7612 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7613 tag to another's may-alias bitmap when adding to the other's list.
7615 2005-02-21 DJ Delorie <dj@redhat.com>
7617 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7618 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7619 registers in unsupported ways.
7620 * expmed.c (init_expmed): Likewise.
7622 2005-02-21 Stan Cox <scox@redhat.com>
7624 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7626 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7628 * tree-cfg.c (fold_cond_expr_cond): New.
7629 (make_edges): Call fold_cond_expr_cond.
7630 (find_taken_edge): Accept nothing but INTEGER_CST.
7631 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7633 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7635 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7636 that do not belong to any basic block.
7638 2005-02-21 Jeff Law <law@redhat.com>
7640 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7643 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7645 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7646 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7647 Adjust their definitions.
7648 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7649 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7651 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7652 genautomata.c, langhooks.c, langhooks.h, system.h,
7653 config/arm/lib1funcs.asm: Update copyright.
7655 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7657 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7659 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7662 * doc/install.texi: Document --with-gc.
7664 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7666 * simplify-rtx.c (simplify_unary_operation): Add a missing
7669 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7671 PR tree-optimization/18663
7672 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7673 if the type has variable bounds.
7675 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7677 * gcse.c: Remove an obsolete comment.
7679 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7681 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7683 * doc/extend.texi (Function Attributes) <Attribute const>: The
7684 attribute "pure" is below this text, not above.
7686 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7688 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7689 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7690 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7692 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7695 * langhooks.h (struct lang_hooks): Add to_target_charset.
7696 * langhooks.c (lhd_to_target_charset): New function.
7697 * langhooks-def.h: Declare lhd_to_target_charset.
7698 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7699 (LANG_HOOKS_INITIALIZER): Update.
7700 * c-common.c (c_common_to_target_charset): New function.
7701 * c-common.h: Declare it.
7702 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7703 c_common_to_target_charset.
7705 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7706 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7708 * system.h: Poison them.
7709 * doc/tm.texi: Don't discuss them.
7710 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7711 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7712 (pp_c_char): Do not attempt to generate letter escapes for
7714 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7715 * config/mips/mips.c (mips_output_ascii): Likewise.
7717 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7719 PR tree-optimization/19951
7720 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7723 2005-02-19 Steven Bosscher <stevenb@suse.de>
7726 * function.h (struct function): New field `max_loop_depth'.
7727 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7728 (flow_loops_find): Reset the max loop depth count before finding loops.
7729 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7730 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7731 (calculate_global_regs_live): Make sure the loop will terminate
7732 when the initial sets are not empty.
7734 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7736 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7738 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7740 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7743 * doc/invoke.texi: Remove documentation of %M spec.
7745 (init_spec): Remove %M suffix from -lgcc_s.
7746 (do_spec_1): Remove 'M' case.
7747 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7748 to put shared libraries in the multilib directory. Remove the
7749 shlib_so_soname substitution variable. Don't add a multilib encoding
7750 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7751 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7752 SHLIB_INSTALL as well as SHLIB_LINK.
7753 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7754 (SHLIB_NAME): Delete.
7755 (SHLIB_DIR): New macro.
7756 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7757 (SHLIB_INSTALL): Adjust accordingly.
7758 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7759 * config/t-slibgcc-sld: Likewise.
7760 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7761 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7762 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7764 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7765 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7766 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7767 Use @shlib_base_name@ instead of @shlib_so_name@.
7768 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7769 and @shlib_base_name@.so in @multilib_dir@.
7770 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7771 to the install path.
7772 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7773 (SHLIB_LINK): Remove previous workaround.
7774 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7775 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7776 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7778 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7779 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7780 (SHLIB_INSTALL): Adjust accordingly.
7781 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7782 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7783 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7784 config/t-slibgcc-elf-ver.
7786 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7787 Jakub Jelinek <jakub@redhat.com>
7789 PR tree-optimization/19828
7790 * tree-ssa-loop-im.c: Add a TODO comment.
7791 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7792 without side-effects.
7794 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7796 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7799 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7801 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7802 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7803 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7805 (ia64_reorg): Delete fixup_errata call.
7806 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7807 (TARGET_SWITCHES): Delete -mb-step entry.
7809 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7812 * c-typeck.c (composite_type): Handle quals in transparent unions.
7813 (type_lists_compatible_p): Likewise.
7815 2005-02-18 Stan Shebs <shebs@apple.com>
7817 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7818 expressions in the .literal8 section.
7820 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7822 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7824 2005-02-18 Roger Sayle <roger@eyesopen.com>
7826 * fold-const.c (constant_boolean_node): Always create values of the
7827 specified type, don't bother calling truthvalue_conversion.
7829 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7831 * except.c (output_function_exception_table): Call
7832 assemble_external_libcall (eh_personality_libfunc).
7834 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7837 * config/ia64/ia64.h (struct machine_function): Add state_num.
7838 * config/ia64/ia64.c (process_epilogue,
7839 process_for_unwind_directive): Use new unwind state numbers each
7840 time rather than state 1.
7842 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7845 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7846 before the "*llgt_didi" pattern.
7848 2005-02-18 Jason Merrill <jason@redhat.com>
7850 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7852 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7854 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7855 (div0): Use it in place of ARM_FUNC_ALIAS.
7856 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7858 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7861 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7862 access, the lower bound of the array type if it exists.
7864 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7867 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7868 cases that are out-of-range for the index type.
7870 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7872 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7873 (estimate_case_costs): Don't call convert.
7874 * expmed.c (expand_shift): Likewise.
7875 (make_tree): Call fold_convert instead of convert.
7877 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7880 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7881 that ref to be marked MEM_READONLY_P doesn't have base that needs
7884 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7886 * genautomata.c (output_get_cpu_unit_code_func,
7887 output_cpu_unit_reservation_p): Don't generate old-style function
7890 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7893 PR tree-optimization/20009
7894 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7896 PR tree-optimization/18947
7897 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7898 inline, remove all nodes that are inlined into the extern inline
7901 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7903 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7904 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7905 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7906 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7909 2005-02-17 Roger Sayle <roger@eyesopen.com>
7911 PR tree-optimization/19917
7912 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7913 to be potentially trapping.
7915 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7917 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7919 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7921 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7922 tem becomes a local variable which is set to the value of the
7923 back end defined INITIAL_FRAME_ADDRESS macro.
7924 (expand_builtin_frame_address): Omit the base parameter to
7925 expand_builtin_return_addr.
7926 (expand_builtin_profile_func): Likewise.
7927 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7928 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7929 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7931 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7933 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7934 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7935 * config/frv/frv.c (frv_function_epilogue): Likewise.
7937 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7939 * lambda-code (perfect_nestify): Remove mark/unmark
7941 * tree-loop-linear.c (linear_transform_loops): Add
7942 rewrite_into_ssa call so that ssa is correct for
7943 rewriting into loop closed.
7945 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7947 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7948 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7950 * bt-load.c (btr_def_live_range, combine_btr_defs,
7951 migrate_btr_def, migrate_btr_defs): Likewise.
7952 * cfgcleanup.c (thread_jump): Likewise.
7953 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7954 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7955 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7956 df_rd_local_compute, df_reg_info_compute): Likewise.
7957 * dominance.c (init_dom_info, free_dom_info): Likewise.
7958 * flow.c (init_propagate_block_info,
7959 free_propagate_block_info): Likewise.
7960 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7961 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7962 modify_reg_pav): Likewise.
7963 * loop-invariant.c (find_defs, find_invariant_insn,
7964 find_invariants, free_inv_motion_data): Likewise.
7965 * predict.c (tree_predict_by_opcode,
7966 estimate_bb_frequencies): Likewise.
7967 * stmt.c (expand_case): Likewise.
7968 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7969 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7970 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7971 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7972 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7973 rewrite_ssa_into_ssa): Likewise.
7974 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7975 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7976 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7977 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7978 * tree-sra.c (tree_sra): Likewise.
7979 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7980 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7981 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7982 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7983 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7984 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7986 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7987 calculate_live_on_entry, calculate_live_on_exit,
7988 build_tree_conflict_graph): Likewise.
7989 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7990 record_important_candidates, set_use_iv_cost, find_depends,
7991 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7992 tree_ssa_iv_optimize_finalize): Likewise.
7993 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7994 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7995 tree_duplicate_loop_to_header_edge): Likewise.
7996 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7997 * tree-ssa.c (verify_flow_insensitive_alias_info,
7998 verify_name_tags, verify_ssa, init_tree_ssa,
7999 delete_tree_ssa): Likewise.
8000 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8001 fini_ssanames): Likewise.
8002 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8004 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8006 * config/rs6000/t-rtems: Completely reworked.
8008 2005-02-17 Ira Rosen <irar@il.ibm.com>
8010 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8012 2005-02-17 Ira Rosen <irar@il.ibm.com>
8014 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8015 POINTER_TYPE_P when checking that type is a pointer.
8016 (vect_get_memtag): Remove.
8017 (vect_address_analysis): Use POINTER_TYPE_P. Call
8018 vect_object_analysis with dummy parameter for memtag.
8019 (vect_object_analysis): Extract memtag (functionality that
8020 used to be in vect_get_memtag and moved here). Fix printings.
8021 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8022 with correct parameters. Remove call to vect_get_memtag.
8024 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8026 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8027 (tree-vectorizer.o): Added missing dependencies.
8029 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8031 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8032 declaration in tree-vectorizer.c, now has an extern declaration in
8034 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8035 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8036 get_vectype_for_scalar_type, vect_is_simple_use,
8037 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8038 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8039 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8040 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8041 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8042 find_loop_location): Likewise.
8044 * tree-vectorizer.c (langhooks.h): #include removed.
8045 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8046 moved to tree-vectorized.h.
8047 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8048 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8049 get_vectype_for_scalar_type, vect_is_simple_use,
8050 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8051 vect_supportable_dr_alignment, new_loop_vec_info,
8052 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8053 vect_set_verbosity_level, find_loop_location): Likewise.
8055 (vect_analyze_loop): Function externalized. Declaration moved to
8056 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8057 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8058 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8059 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8060 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8061 vect_enhance_data_refs_alignment, vect_analyze_operations,
8062 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8063 vect_stmt_relevant_p, vect_get_loop_niters,
8064 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8065 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8066 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8067 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8068 vect_get_memtag): Likewise.
8070 (vectorizable_load): Function externalized. Declaration moved to
8071 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8072 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8073 vect_transform_loop): Likewise.
8074 (vect_transform_stmt): Moved to tree-vect-transform.c.
8075 (vect_align_data_ref, vect_create_destination_var,
8076 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8077 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8078 vect_get_vec_def_for_operand, vect_init_vector,
8079 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8080 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8081 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8082 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8083 vect_do_peeling_for_loop_bound): Likewise.
8085 * tree-vect-analyze.c: New file.
8086 * tree-vect-transform.c: New file.
8088 2005-02-17 Jason Merrill <jason@redhat.com>
8090 PR mudflap/19319, c++/19317
8091 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8094 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8096 * doc/install.texi (Specific): Update link for Darwin-specific
8099 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8101 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8102 constant_boolean_node.
8104 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8107 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8108 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8110 2005-02-16 Richard Henderson <rth@redhat.com>
8113 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8115 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8116 replace uses with Wtype_MAXp1_F.
8117 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8118 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8119 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8120 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8121 and HAVE_TFMODE as appropriate.
8122 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8123 (__floatdisf): Likewise.
8124 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8125 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8126 (Wtype_MAXp1_F): New.
8127 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8128 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8130 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8133 * arm.c (arm_apply_result_size): New function.
8134 * arm.h (APPLY_RESULT_SIZE): Define.
8135 * arm-protos.h (arm_apply_result_size): Add prototype.
8136 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8137 (movxf): New expand.
8138 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8139 (call_value_symbol): Remove predicate for operand 0.
8140 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8141 (untyped_call): Rework to correclty return values for any type.
8142 (untyped_return): New expand.
8143 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8145 2005-02-16 Stan Shebs <shebs@apple.com>
8147 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8148 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8150 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8152 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8153 configure settings on Solaris 7 and later.
8155 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8157 PR tree-optimization/19865
8158 * tree-optimize.c (init_tree_optimization_passes): Run
8159 pass_may_alias after pass_sra.
8161 2005-02-16 Richard Henderson <rth@redhat.com>
8162 Stuart Hastings <stuart@apple.com>
8165 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8166 Do nothing if debug info suppressed for this function.
8167 (dbxout_begin_function): Early exit if debug info suppressed for
8170 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8173 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8175 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8177 PR tree-optimization/19967
8178 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8179 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8180 argument TYPE. Adjust calls to fold_builtin_XXX.
8181 (expand_builtin, fold_builtin_1): Adjust calls to
8183 (fold_builtin_strchr, fold_builtin_strpbrk,
8184 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8185 result to a requested type TYPE.
8187 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8190 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8191 (T)x & (T)cst if (T)cst overflows.
8192 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8193 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8195 2005-02-15 Jeff Law <law@redhat.com>
8197 * gcse.c (blocks_with_calls): New bitmap.
8198 (alloc_gcse_mem): Allocate it.
8199 (free_gcse_mem): Free it.
8200 (clear_modifY_mem_tables): Clear it.
8201 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8202 when we encounter CALL_INSNs.
8203 (compute_transp, case MEM): Handle blocks with calls separate
8204 from blocks without calls. Use bitmap iterators rather than
8207 2005-02-15 Peter O'Gorman <peter@pogma.com>
8210 * mklibgcc.in (vis_hide): Use a temporary object file, not
8213 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8216 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8217 access optimization.
8219 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8220 Alan Modra <amodra@bigpond.net.au>
8223 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8224 (_xlqsub): Rename to __gcc_qsub.
8225 (_xlqmul): Rename to __gcc_qmul.
8226 (_xlqdiv): Rename to __gcc_qdiv.
8227 Provide versioned symbol aliases with old names.
8228 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8229 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8230 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8231 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8232 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8234 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8236 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8237 Fold ~(A - 1) and ~(A + -1) to -A.
8239 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8243 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8244 config/pa/pa-host.c:pa_gt_pch_use_address.
8246 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8248 * tree-vn.c (get_value_handle): Make sure that given an
8249 is_gimple_min_invariant expression, we always return it.
8251 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8253 * passes.c (rest_of_handle_gcse): Fix a comment.
8255 2005-02-15 Jeff Law <law@redhat.com>
8257 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8259 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8260 (canon_list_insert, record_last_mem_set_info): Similarly.
8261 (clear_modify_mem_tables): Similarly.
8263 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8265 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8266 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8267 config/mips/mips.md, config/rs6000/aix.h,
8268 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8270 2005-02-15 Richard Henderson <rth@redhat.com>
8272 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8273 call to be best_edge.
8275 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8277 * basic-block.h: Adjust the prototype for find_basic_blocks.
8278 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8279 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8282 * flow.c (recompute_reg_usage): Remove all arguments.
8283 * passes.c (rest_of_compilation): Adjust the call to
8284 recompute_reg_usage.
8285 * rtl.h: Adjust the prototype for recompute_reg_usage.
8287 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8289 * tree-dump.c (dump_files): Update to reflect new member
8291 (dump_register): Add new argument.
8293 (dump_switch_p_1): Check against glob name if doglob was passed.
8294 (dump_switch_p): Check against regular first, then glob if
8295 we didn't have any hits on the dump name.
8296 * tree-optimize.c (register_one_dump_file):
8297 Pass in glob name as well.
8298 * tree-pass.h (struct dump_file_info): Add glob
8301 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8303 PR preprocessor/16323
8304 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8306 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8309 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8310 (trunctfdf2_internal1): New.
8311 (trunctfdf2_internal2): Renamed from trunctfdf2.
8313 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8315 PR tree-optimization/19853
8316 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8318 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8320 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8321 delete_dead_jumptables and cleanup_cfg.
8323 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8325 * reload.c (find_reloads): Swap address_reloaded flags when
8326 swapping commutative operands.
8328 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8330 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8331 Use standard_iv_increment_position for computing the bsi position
8333 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8336 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8339 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8340 life range of hard registers.
8341 * value-prof.c (insn_prefetch_values_to_profile): Only
8344 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8345 profile in libcalls.
8347 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8349 * bitmap.h (bitmap_and_compl_into): Return bool.
8350 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8352 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8354 PR tree-optimization/19944
8355 * fold-const.c (fold): Re-add ABS_EXPR folding.
8357 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8360 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8361 {TARGET,MASK}_XL_COMPAT.
8362 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8364 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8365 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8367 (rs6000_arg_partial_bytes): Same.
8368 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8369 and XL compatibility enabled.
8370 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8371 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8372 test to final condition.
8373 (cmptf_internal2): New.
8374 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8375 xl-compat. Add TFmode information to description.
8377 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8379 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8381 2005-02-13 Jason Merrill <jason@redhat.com>
8384 * fold-const.c (fold_indirect_ref_1): Split out from...
8385 (build_fold_indirect_ref): Here.
8386 (fold_indirect_ref): New fn.
8387 * tree.h: Declare it.
8388 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8389 (gimplify_modify_expr_rhs): Likewise.
8390 (gimplify_expr): Likewise.
8392 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8394 PR tree-optimization/14303
8395 PR tree-optimization/15784
8396 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8397 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8398 ABS_EXPR<x> != 0 to x != 0.
8400 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8402 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8403 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8404 spelling conventions.
8406 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8407 delete_trivially_dead_insns too many times.
8409 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8412 2005-02-12 Ira Rosen <irar@il.ibm.com>
8414 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8415 (vect_is_simple_iv_evolution): Remove redundant parameter
8417 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8418 without last parameter.
8419 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8420 Return pointer step. Call vect_is_simple_iv_evolution without
8421 last parameter. Check only that the step is multiple of size
8422 type. Remove stmt_vinfo updates.
8423 (vect_get_memtag_and_dr): Remove.
8424 (vect_get_memtag): New function.
8425 (vect_address_analysis): New function.
8426 (vect_object_analysis): New function.
8427 (vect_analyze_data_refs): Call vect_object_analysis and
8428 vect_get_memtag. Update stmt_vinfo fields.
8430 2005-02-12 Ira Rosen <irar@il.ibm.com>
8432 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8433 exist and are objects. Remove checks for pointer.
8434 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8435 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8436 (vect_create_data_ref_ptr): Likewise.
8437 (vect_base_addr_differ_p): New function.
8438 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8439 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8440 Don't set the DR_BASE_NAME field of data-ref.
8441 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8443 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8445 * optabs.h (enum optab_index): Add new OTI_ldexp.
8446 (ldexp_optab): Define corresponding macro.
8447 * optabs.c (init_optabs): Initialize ldexp_optab.
8448 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8450 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8452 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8453 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8455 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8456 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8459 2005-02-12 Ira Rosen <irar@il.ibm.com>
8461 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8463 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8465 (vect_get_base_and_offset): Always return an address.
8466 (vect_create_addr_base_for_vector_ref): Remove treatment for
8467 different data reference types.
8468 (vect_compute_data_ref_alignment): Rename base to base_address in
8469 stmt_vec_info. Get the object in order to force its alignment.
8470 (vect_get_memtag_and_dr): Rename base to base_address in
8471 stmt_vec_info. Extract the object for memtag analysis.
8473 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8475 PR regression/19898.
8476 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8477 changes cc_status, use apply modified_in_p to part of cc_status
8478 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8481 2005-02-11 Richard Henderson <rth@redhat.com>
8483 * tree-complex.c (expand_complex_libcall): New.
8484 (expand_complex_multiplication): Use it for c99 compliance.
8485 (expand_complex_division): Likewise.
8486 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8488 * builtins.c (built_in_names): Remove const.
8489 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8491 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8492 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8493 (built_in_names): Remove const.
8494 * c-common.c (c_common_type_for_mode): Handle complex modes.
8495 * flags.h, toplev.c (flag_complex_method): Rename from
8496 flag_complex_divide_method.
8497 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8498 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8499 * libgcc2.h: Declare them.
8500 * libgcc-std.ver: Export them.
8501 * mklibgcc.in (lib2funcs): Build them.
8503 2005-02-11 Steven Bosscher <stevenb@suse.de>
8505 PR tree-optimization/19876
8506 Partially revert my change from 2005-01-14
8507 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8508 (compute_antic): ...and remove the loop here.
8510 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8513 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8514 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8516 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8517 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8519 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8521 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8522 offsets for the big-endian 32-bit case.
8524 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8526 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8528 2005-02-11 Dale Johannesen <dalej@apple.com>
8530 * cselib.c (cselib_process_insn): Clear out regs where
8531 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8532 * reload.c (find_equiv_reg): Ditto.
8534 2005-02-11 Ian Lance Taylor <ian@airs.com>
8536 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8539 * tree.c (build_function_type_list): Work correctly if there are
8542 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8544 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8545 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8546 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8547 TARGET_ZARCH instead of TARGET_64BIT.
8549 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8551 * config/rs6000/t-rtems:
8552 (MULTILIB_OPTIONS): Remove mcpu=602.
8553 (MUTLILIB_DIRNAMES): Remove m602.
8554 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8555 Let mcpu=602 match mcpu=603.
8556 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8558 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8560 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8563 2005-02-10 David Daney <ddaney@avtrex.com>
8565 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8566 * config/i386/linux-unwind.h: Likewise.
8567 * config/ia64/linux-unwind.h: Likewise.
8568 * config/mips/linux-unwind.h: Likewise.
8569 * config/pa/linux-unwind.h: Likewise.
8570 * config/rs6000/linux-unwind.h: Likewise.
8571 * config/s390/linux-unwind.h: Likewise.
8572 * config/sh/linux-unwind.h: Likewise.
8573 * config/sparc/linux-unwind.h: Likewise.
8575 2005-02-10 Steven Bosscher <stevenb@suse.de>
8577 PR tree-optimization/17549
8578 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8579 TER to replace a DEF with its expression if the DEF and the
8580 rhs of the expression we replace into have the same root
8583 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8585 * config/mips/mips.md: Fix the placement of the match_scratch in the
8588 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8590 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8593 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8595 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8596 (strip_offset): Handle addresses.
8597 (add_address_candidates): Use strip_offset.
8598 (difference_cost): Reflect strip_offset change.
8599 (force_var_cost, difference_cost): Strip nops.
8601 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8603 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8605 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8606 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8607 config/cris/cris-protos.h, config/cris/cris.c: Update
8610 2005-02-10 Jeff Law <law@redhat.com>
8612 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8613 (lookup_avail_expr): Similarly.
8615 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8617 * builtins.c (fold_builtin_powi): New function.
8618 (fold_builtin_1): Call it.
8620 2005-02-10 Steven Bosscher <stevenb@suse.de>
8622 PR documentation/19309
8623 * doc/cpp.texi: The __GNUC__ and related predefined macros
8624 are also defined for the "standalone" cpp.
8625 Some non-GCC compilers may also define __GNUC__.
8627 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8630 * c-typeck.c (common_type): New routine. Old common_type renamed
8632 (c_common_type): ...this.
8633 (build_conditional_expr, build_binary_op): Use c_common_type instead
8636 2005-02-10 Steven Bosscher <stevenb@suse.de>
8638 * doc/md.texi: Replace @samp{length} with @code{length}.
8640 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8642 PR tree-optimization/18687
8643 * tree-flow.h (find_loop_niter): Declare.
8644 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8645 Try using scev even for loops with more than one exit.
8646 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8647 (struct ivopts_data): Added niters field.
8648 (struct nfe_cache_elt): New.
8649 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8651 (tree_ssa_iv_optimize_init): Initialize niters cache.
8652 (determine_number_of_iterations): Removed.
8653 (find_induction_variables): Do not call determine_number_of_iterations.
8654 Access niters for single exit through niter_for_single_dom_exit.
8655 (add_iv_outer_candidates): Access niters for single exit through
8656 niter_for_single_dom_exit.
8657 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8658 number_of_iterations_cond.
8659 (iv_period): New function.
8660 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8661 (may_replace_final_value): Take data argument. Use
8662 niter_for_single_dom_exit.
8663 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8664 (rewrite_use_compare): Pass data to may_eliminate_iv.
8665 (rewrite_use_outer): Pass data to may_replace_final_value.
8666 (free_loop_data): Clean up the niters cache.
8667 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8668 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8669 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8670 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8671 (num_ending_zeros): Moved to tree.c.
8672 * tree.h (num_ending_zeros): Declare.
8673 * tree.c (num_ending_zeros): Moved from tree.c.
8675 2005-02-09 Richard Henderson <rth@redhat.com>
8677 * builtins.c (DEF_BUILTIN): Add COND argument.
8678 * tree.h (DEF_BUILTIN): Likewise.
8679 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8680 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8682 (DEF_BUILTIN_STUB): New.
8683 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8684 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8685 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8686 * c-common.c (DEF_BUILTIN): Add COND argument.
8687 * tree.c (local_define_builtin): New.
8688 (build_common_builtin_nodes): New.
8690 2005-02-09 Roger Sayle <roger@eyesopen.com>
8692 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8693 floating point expression ignoring the sign of the result.
8694 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8695 (fold) <MULT_EXPR>: Use it to simplify x*x.
8696 * tree.h (fold_strip_sign_ops): Prototype here.
8697 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8698 argument. Use fold_strip_sign_ops to simplify the first argument.
8699 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8700 first argument when the second argument is an even integer
8701 constant, but only with -funsafe_math_optimizations.
8702 (fold_builtin_1): Update call to fold_builtin_copysign.
8704 2005-02-09 Ian Lance Taylor <ian@airs.com>
8707 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8708 just check whether EH_FILTER_FAILURE falls through.
8710 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8712 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8713 insns return to ready list in the next turn.
8715 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8718 * builtins.def: New __builtin_powi[lf].
8719 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8720 (expand_builtin_powi): New function.
8721 (expand_builtin): Dispatch to expand_builtin_powi.
8722 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8723 * libgcc2.c: Add __builtin_powi[lf] implementation.
8724 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8725 * optabs.h: Add powi_optab.
8726 * optabs.c (init_optabs): Initialize powi_optab.
8727 * doc/extend.texi: Document __builtin_powi[lf].
8729 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8731 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8734 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8737 * fold-const.c (try_move_mult_to_index): Remove redundant
8738 type argument. Create ADDR_EXPR with correct type.
8739 (fold): Update callers of try_move_mult_to_index. Convert
8740 result to the appropriate type.
8742 2005-02-09 Roger Sayle <roger@eyesopen.com>
8745 * config/avr/avr.c (default_rtx_costs): Delete.
8746 (avr_operand_rtx_cost): New function.
8747 (avr_rtx_costs): Completely rewrite.
8749 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8752 * config/cris/cris.c (in_code): New variable.
8753 (cris_output_addr_const): Now a static function, a wrapper for
8755 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8756 case from old cris_output_addr_const.
8757 (cris_asm_output_label_ref): Similar for LABEL_REF.
8758 (cris_output_addr_const_extra): Similar for UNSPEC.
8759 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8760 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8761 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8763 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8764 (cris_asm_output_label_ref): Declare.
8766 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8768 PR preprocessor/19801
8769 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8770 filenames that changed when libcpp was moved to the toplevel.
8772 2005-02-07 Roger Sayle <roger@eyesopen.com>
8774 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8775 zero extensions of BImode operands. Call lowpart_subreg instead
8776 of gen_lowpart_common and gen_lowpart_SUBREG.
8778 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8781 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8782 * configure.ac: Set cc_for_cross_gnattools.
8783 * configure: Regenerate.
8785 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8788 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8790 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8793 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8794 of nested functions.
8796 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8798 * doc/extend.texi: Document deprecated extensions allowing
8799 static floating-point members to have initializers and allowing
8800 floating-point literals in integral constant expressions.
8802 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8804 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8805 config/darwin7.h, config/mips/mips.c,
8806 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8809 * cse.c: Update comments.
8811 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8814 * builtins.c (fold_builtin_sqrt): Transform
8815 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8818 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8819 Dorit Naishlos <dorit@il.ibm.com>
8821 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8822 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8823 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8825 * tree.h (vect_set_verbosity_level): New extern function declaration
8827 * tree-vectorizer.h (verbosity_levels): New enum type.
8828 * tree-vectorizer.c (vect_debug_stats): Function removed.
8829 (vect_debug_details): Likewise.
8830 (vect_verbosity_level): Global variable was defined and initialized.
8831 (vect_dump): Global variable definition.
8832 (vect_print_dump_info): New function.
8833 (vect_set_dump_settings): New function.
8834 (vect_set_verbosity_level): New function.
8835 (vectorize_loops): Add call to vect_set_dump_settings.
8837 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8838 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8839 (slpeel_tree_peel_loop_to_edge): Likewise.
8841 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8842 appropriate verbosity level instead of call to vect_debug_details
8843 or vect_debug_stats.
8844 (vect_get_base_and_offset):
8845 (vect_create_addr_base_for_vector_ref):
8846 (get_vectype_for_scalar_type):
8847 (vect_create_data_ref_ptr):
8849 (vect_get_vec_def_for_operand):
8850 (vect_finish_stmt_generation):
8851 (vectorizable_assignment):
8852 (vectorizable_operation):
8853 (vectorizable_store):
8854 (vectorizable_load):
8855 (vect_transform_stmt):
8856 (vect_update_ivs_after_vectorizer):
8857 (vect_do_peeling_for_loop_bound):
8858 (vect_update_inits_of_drs):
8859 (vect_do_peeling_for_alignment):
8860 (vect_transform_loop):
8861 (vect_is_simple_use):
8862 (vect_analyze_operations):
8863 (vect_is_simple_iv_evolution):
8864 (vect_analyze_scalar_cycles):
8865 (vect_analyze_data_ref_dependence):
8866 (vect_analyze_data_ref_dependences):
8867 (vect_compute_data_ref_alignment):
8868 (vect_enhance_data_refs_alignment):
8869 (vect_analyze_data_refs_alignment):
8870 (vect_analyze_data_ref_access):
8871 (vect_analyze_data_ref_accesses):
8872 (vect_analyze_pointer_ref_access):
8873 (vect_get_memtag_and_dr):
8874 (vect_analyze_data_refs):
8875 (vect_mark_relevant):
8876 (vect_stmt_relevant_p):
8877 (vect_mark_stmts_to_be_vectorized):
8878 (vect_can_advance_ivs_p):
8879 (vect_get_loop_niters):
8880 (vect_analyze_loop_form):
8881 (vect_analyze_loop):
8882 (vectorize_loops): Likewise.
8884 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8885 (vect_update_inits_of_drs):
8886 (vect_do_peeling_for_alignment):
8887 (vect_transform_loop):
8888 (vect_analyze_operations):
8889 (vect_analyze_scalar_cycles):
8890 (vect_analyze_data_ref_dependences):
8891 (vect_analyze_data_refs_alignment):
8892 (vect_analyze_data_ref_accesses):
8893 (vect_analyze_data_refs):
8894 (vect_mark_stmts_to_be_vectorized):
8895 (vect_get_loop_niters):
8896 (vect_analyze_loop_form):
8897 (vect_analyze_loop): Likewise.
8898 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8900 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8904 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8905 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8906 either -ffast-math or -funsafe-math-optimizations is in use.
8908 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8909 * config/mips/irix-csr.c: New file.
8910 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8911 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8912 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8915 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8917 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8918 redundant, incorrect definitions.
8920 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8922 ("*tls_indirect_call"): New, reference hard regs directly.
8923 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8925 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8927 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8928 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8930 2005-02-06 Roger Sayle <roger@eyesopen.com>
8932 PR rtl-optimization/19800
8933 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8934 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8937 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8939 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8941 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8944 * doc/invoke.texi: Correct documentation of -freorder-functions.
8946 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8949 * doc/invoke.texi: Don't mention gccbug.
8951 2005-02-06 Roger Sayle <roger@eyesopen.com>
8952 Andrew Pinski <pinskia@physics.uc.edu>
8953 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8955 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8956 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8957 into just (zero_extract:SI FOO (const_int 1) BAR).
8959 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8961 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8962 macro locally. Don't give last revision date. Use GCC version
8963 number from gcc-common.texi.
8964 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8965 revision date. Use GCC version number from gcc-common.texi.
8966 Describe being a library as current state rather than as 3.x
8968 * doc/gcc.texi: Remove last update date.
8969 * doc/gccint.texi: Likewise. Update copyright dates.
8970 * doc/install.texi: Update copyright dates.
8972 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8975 * doc/invoke.texi: Mention for each option included in -Wall that
8976 it is included in -Wall.
8977 * doc/gcc.texi: Update copyright and last modification date.
8979 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8981 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8982 unnecessary cast to original induction variable increments.
8984 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8986 PR tree-optimization/18219
8987 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8988 in distributed form.
8990 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8992 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8993 Set bitpos and offset later in the function. Do nothing if the
8994 target is a register and if the bitfield lies completely outside
8996 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8997 here. Return an uninitialised register if the source value is stored
8998 in a register and the bitfield lies completely outside that register.
9000 2005-02-06 Steven Bosscher <stevenb@suse.de>
9002 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9005 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9007 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9009 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9011 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9012 * config/darwin8.h: New.
9013 * config/darwin7.h: Update comment.
9015 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9016 Dorit Naishlos <dorit@il.ibm.com>
9018 * tree-vectorizer.h (LOC): New type.
9019 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9020 (loop_line_number): New field in struct _loop_vec_info.
9021 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9023 * tree-vectorizer.c (input.h): Included.
9024 (find_loop_location): New function.
9025 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9026 loop line number removed.
9027 (vect_debug_details): Likewise.
9028 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9030 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9031 call to vect_debug_details/stats changed from loop to loop_loc.
9032 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9033 (slpeel_tree_peel_loop_to_edge): Likewise.
9035 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9036 changed from NULL to UNKNOWN_LOC.
9037 (vect_get_base_and_offset):
9038 (vect_create_addr_base_for_vector_ref):
9039 (get_vectype_for_scalar_type):
9040 (vect_create_data_ref_ptr):
9042 (vect_get_vec_def_for_operand):
9043 (vect_finish_stmt_generation):
9044 (vectorizable_assignment):
9045 (vectorizable_operation):
9046 (vectorizable_store):
9047 (vectorizable_load):
9048 (vect_transform_stmt):
9049 (vect_update_ivs_after_vectorizer):
9050 (vect_do_peeling_for_loop_bound):
9051 (vect_do_peeling_for_alignment):
9052 (vect_transform_loop):
9053 (vect_is_simple_use):
9054 (vect_analyze_operations):
9055 (vect_is_simple_iv_evolution):
9056 (vect_analyze_scalar_cycles):
9057 (vect_analyze_data_ref_dependences):
9058 (vect_compute_data_ref_alignment):
9059 (vect_enhance_data_refs_alignment):
9060 (vect_analyze_data_ref_access):
9061 (vect_analyze_data_ref_accesses):
9062 (vect_analyze_pointer_ref_access):
9063 (vect_get_memtag_and_dr):
9064 (vect_analyze_data_refs):
9065 (vect_mark_relevant):
9066 (vect_stmt_relevant_p):
9067 (vect_mark_stmts_to_be_vectorized):
9068 (vect_can_advance_ivs_p):
9069 (vect_get_loop_niters):
9070 (vect_analyze_loop):
9071 (vectorize_loops): Likewise.
9073 (vectorizable_load): Argument in call to vect_debug_details/stats
9074 changed from loop to LOOP_LOC (loop_vinfo).
9075 (vect_transform_loop):
9076 (vect_analyze_operations):
9077 (vect_analyze_scalar_cycles):
9078 (vect_analyze_data_ref_dependence):
9079 (vect_enhance_data_refs_alignment):
9080 (vect_analyze_data_ref_accesses):
9081 (vect_analyze_pointer_ref_access):
9082 (vect_analyze_data_refs):
9083 (vect_analyze_loop): Likewise.
9085 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9086 changed from loop to loop_loc.
9088 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9090 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9091 Dorit Naishlos <dorit@il.ibm.com>
9093 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9095 (vect_analyze_data_ref_dependences): Likewise.
9097 (vect_is_simple_use): Argument changed from loop structure to
9098 loop_vect_info structure.
9099 (vect_can_advance_ivs_p): Likewise.
9100 (vect_create_index_for_vector_ref): Likewise.
9101 (vect_update_ivs_after_vectorizer): Likewise.
9102 (new_stmt_vec_info): Likewise.
9104 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9105 changed from loop to loop_vinfo.
9106 (vect_create_data_ref_ptr): First argument in call to
9107 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9108 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9109 was changed from loop to loop_vinfo.
9110 (vectorizable_operation): Likewise.
9111 (vectorizable_store): Likewise.
9112 (vect_mark_stmts_to_be_vectorized): Likewise.
9113 (vect_do_peeling_for_loop_bound): First argument in call to
9114 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9115 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9116 was changed from loop to loop_vinfo.
9117 (vect_analyze_data_ref_dependences): Third argument in call to
9118 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9120 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9121 (vect_create_data_ref_ptr): Likewise.
9122 (vect_init_vector): Likewise.
9123 (vect_get_vec_def_for_operand): Likewise.
9124 (vectorizable_assignment): Likewise.
9125 (vectorizable_operation): Likewise.
9126 (vectorizable_store): Likewise.
9127 (vectorizable_load): Likewise.
9128 (vect_update_ivs_after_vectorizer): Likewise.
9129 (vect_is_simple_use): Likewise.
9130 (vect_analyze_data_ref_dependence): Likewise.
9131 (vect_analyze_pointer_ref_access): Likewise.
9132 (vect_can_advance_ivs_p): Likewise.
9134 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9135 before _stmt_vec_info.
9136 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9137 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9138 (new_stmt_vec_info): Argument changed from loop structure to
9139 loop_vect_info structure
9141 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9142 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9143 (vect_create_addr_base_for_vector_ref): Likewise.
9144 (vect_analyze_pointer_ref_access): Likewise.
9146 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9149 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9150 phi flag if the phi is abnormal.
9152 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9155 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9156 information for the new statement.
9158 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9161 * gcc.c (main): Include the target in -v output.
9163 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9165 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9166 Do not drop the extend if we'd have to add a paradoxical subreg
9167 later. Include optabs.h and insn-codes.h.
9168 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9170 2005-02-02 Roger Sayle <roger@eyesopen.com>
9173 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9174 * fold-const.c (const_binop): Avoid constant folding floating
9175 point operations in modes that use composite representations.
9176 * simplify-rtx.c (simplify_binary_operation): Likewise.
9178 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9180 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9182 (altivec_dstt): Likewise.
9183 (altivec_dstst): Likewise.
9184 (altivec_dststt): Likewise.
9185 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9188 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9190 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9191 EXPR_LOCUS from orig_cond to the new cond_stmt.
9192 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9195 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9197 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9198 standard_iv_increment_position. Remove call to bsi_next
9199 (no need to bump the iterator anymore).
9200 (vect_create_index_for_vector_ref): Call
9201 standard_iv_increment_position. Remove second function argument.
9202 (vect_finish_stmt_generation): Remove call to bsi_next
9203 (no need to bump the iterator anymore).
9204 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9205 to vect_create_index_for_vector_ref.
9207 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9209 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9210 phis are used out of the loop.
9212 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9215 * c-decl.c (undef_nested_function): New variable.
9216 (pop_scope): Diagnose undefined nested functions.
9217 (finish_function): Don't attempt cgraph processing or genericizing
9218 if current top-level function contained an undefined nested
9219 function. Reset undef_nested_function at the end of a top-level
9222 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9224 * tree.c (build_int_cst_type): Take sign of the value into account
9225 when deciding whether sign extend the value.
9227 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9230 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9231 (cpp_options, cc1_options): Change %{std*&ansi} to
9232 %{std*&ansi&trigraphs}.
9234 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9236 * cse.c: Update comments.
9238 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9240 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9241 arguments go on the stack. Do not put complex doubles in odd/even
9244 2005-02-02 Steven Bosscher <stevenb@suse.de>
9246 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9247 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9248 -ftree-pre, and -fthread-jumps.
9250 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9252 PR tree-optimization/19578
9253 * tree-flow.h (modified_noreturn_calls): Declare.
9254 (noreturn_call_p): Declare.
9255 * tree-flow-inline.h (noreturn_call_p): New function.
9256 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9257 * tree-cfg.c (modified_noreturn_calls): New variable.
9258 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9259 that contain a mid-block noreturn call.
9260 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9262 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9264 * df.c (df_def_record_1, df_uses_record): Don't use
9266 * df.h (DF_FOR_REGALLOC): Remove.
9268 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9271 * c-typeck.c (really_start_incremental_init): Reset
9272 constructor_max_index for arrays of incomplete type.
9274 2005-02-02 Jeff Law <law@redhat.com>
9276 * gcse.c (struct reg_set): Store the block index where the register
9277 was set rather than the setting insn.
9278 (record_one_set, compute_transp): Corresponding changes.
9279 (pre_insert_copy_insn): Do not call replace_one_set.
9280 (replace_one_set): Remove.
9282 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9285 * doc/gcov.texi: Fix typo.
9287 2005-02-01 Richard Henderson <rth@redhat.com
9290 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9291 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9293 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9294 * config/i386/i386-protos.h: Update.
9296 2005-02-01 Steven Bosscher <stevenb@suse.de>
9298 PR tree-optimization/19217
9299 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9300 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9301 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9302 that it is walking a PHI node.
9304 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9306 * doc/extend.texi (Nested Functions): Update.
9308 2005-02-01 Richard Henderson <rth@redhat.com>
9311 * optabs.c (expand_copysign_absneg): Export.
9312 * optabs.h (expand_copysign_absneg): Declare.
9313 * config/rs6000/rs6000.md (copysigntf3): New.
9315 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9317 PR tree-optimization/19633
9318 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9319 * tree-ssa-alias.c (init_alias_info): Initialize.
9320 (merge_pointed_to_info): Set.
9321 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9322 (dump_points_to_info_for): Show value of pt_null.
9323 (struct count_ptr_d): Declare.
9324 (find_ptr_dereference): Remove.
9325 (ptr_is_dereferenced_by): Remove.
9326 (count_ptr_derefs): New local function.
9327 (count_uses_and_derefs): New local function.
9328 (compute_points_to_and_addr_escape): Call it. If the number
9329 of dereferences is greater than zero, mark the pointer as
9330 dereferenced. If there are fewer dereferences than uses of
9331 the pointer, the pointer's value escapes.
9333 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9335 PR tree-optimization/19670
9336 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9338 (verify_use): ... set it here, instead.
9340 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9342 * doc/sourcebuild.texi (Test directives): Fix formatting.
9344 * doc/sourcebuild.texi (Test directives): Describe selector
9347 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9349 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9350 specific 64-bit CPUs.
9352 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9355 * arm.c (arm_eliminable_register): New function.
9356 (adjacent_mem_locations): Don't allow eliminable registers. Use
9357 HOST_WIDE_INT for address offsets.
9358 * arm-protos.h (arm_eliminable_register): Add prototype.
9360 2005-02-01 Steven Bosscher <stevenb@suse.de>
9362 PR optimization/15242
9363 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9364 * basic-block.h (duplicate_computed_gotos): Add prototype.
9365 * bb-reorder.c (duplicate_computed_gotos): New function to
9366 duplicate sufficiently small blocks ending in a computed jump.
9367 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9368 if not optimizing for size.
9369 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9370 never do tail merging for blocks ending in a computed jump.
9371 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9373 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9375 Patch from Richard Sandiford <rsandifo@redhat.com>
9376 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9377 from inheriting a subreg equivalence with a non-spill register.
9379 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9381 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9383 * config/frv/frv.c (movcc_fp_destination_operand): New.
9384 (gpr_or_memory_operand): Fix typo in comment.
9385 (gpr_or_memory_operand_with_scratch): New.
9386 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9387 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9388 movcc_fp_destination_operand.
9389 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9390 Legitimize memory addresses using a scratch register.
9392 2005-01-31 Jeff Law <law@redhat.com>
9394 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9395 bitmap a sparse bitmap instead of a simple bitmap.
9396 (mark_def_sites_initialize_block): Corresponding changes.
9397 (ssa_mark_def_sites_initialize_block): Likewise.
9398 (ssa_mark_phi_uses): Likewise.
9399 (mark_def_site, ssa_mark_def_sites): Likewise.
9400 (mark_def_site_blocks): Likewise.
9401 (rewrite_ssa_into_ssa): Likewise.
9403 * tree-ssa-dom.c (record_cond): Pass correct variable type
9404 for last argument to htab_find_slot_with_hash.
9406 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9407 effects when optimizing 0 % X. Do not try to optimize X % 0.
9409 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9411 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9414 2005-02-01 Eric Christopher <echristo@redhat.com>
9416 * config/mips/mips.c (override_options): Warn if -mint64
9418 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9421 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9423 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9425 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9426 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9427 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9428 (cached_regno): Initialize to INVALID_REGNUM.
9429 (cse_reg_info_table_size,
9430 cse_reg_info_table_first_uninitialized,
9431 cse_reg_info_timestamp): New.
9432 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9434 (init_cse_reg_info, get_cse_reg_info_1): New.
9435 (get_cse_reg_info): Cache the last look-up.
9436 (new_basic_block): Update the code to clear mappings from
9437 registers to cse_reg_info entries.
9438 (cse_main): Call init_cse_reg_info.
9440 * cse.c (get_cse_reg_info): Update a comment.
9442 2005-01-31 Steven Bosscher <stevenb@suse.de>
9445 * c-decl.c (start_decl): Do not warn about arrays of elements with
9446 an incomplete type here.
9447 (grokdeclarator): Do it here by making a pedwarn an error.
9448 * c-typeck.c (push_init_level): If there were previous errors with
9449 the constructor type, do not warn about braces for initializers.
9450 (process_init_element): Likewise for excess initializer elements.
9452 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9454 * cse.c (delete_trivially_dead_insn): Don't iterate.
9456 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9458 * config/rs6000/rs6000.md (copysignsf3): New expand.
9459 (copysigndf3): Likewise.
9461 2005-01-31 Steven Bosscher <stevenb@suse.de>
9463 * recog.c (constrain_operands): Only look for earlyclobber operand
9464 conflicts if an '&' constraint was seen.
9466 2005-01-31 Marc Espie <espie@openbsd.org>
9468 * config.gcc: Don't include embedded systems fragment, switches default
9469 debugging format to ELF.
9470 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9471 longer pick it up there.
9473 2005-01-31 Dale Johannesen <dalej@apple.com>
9475 * doc/extend.texi (nested functions): Fix linkage description.
9476 Clarify that static is not allowed.
9478 2005-01-31 Dale Johannesen <dalej@apple.com>
9480 * config/rs6000/darwin.md (movsf_low_di): Make work.
9481 (movdf_low_di): Make work.
9483 2005-01-31 Dale Johannesen <dalej@apple.com>
9485 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9486 Make work for 64 bit.
9488 2005-01-31 Roger Sayle <roger@eyesopen.com>
9489 Dale Johannesen <dalej@apple.com>
9492 * fold-const.c (fold_binary_op_with_conditional_arg):
9493 Make types match original operands, before STRIP_NOPS.
9495 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9497 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9498 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9499 (struct gcc_sigcontext): Delete. Merge contents to..
9500 (struct gcc_ucontext): ..here.
9501 (get_sigcontext): Delete.
9502 (get_regs): New function, like get_sigcontext but return regs ptr.
9503 64-bit version finds regs from r1 to support vdso.
9504 (ppc_linux_aux_vector): New function.
9505 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9508 2005-01-31 Ira Rosen <irar@il.ibm.com>
9510 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9512 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9513 redundant fold. Fix misalignment for MINUS_EXPR.
9514 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9515 (vect_analyze_pointer_ref_access): Likewise.
9516 (vect_get_memtag_and_dr): Likewise.
9518 2005-01-31 Richard Henderson <rth@redhat.com>
9520 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9521 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9522 absnegdf2_i387, absnegxf2_i387): Likewise.
9524 2005-01-31 Richard Henderson <rth@redhat.com>
9527 * optabs.c (expand_copysign_absneg): New.
9528 (expand_copysign_bit): Split out from ...
9529 (expand_copysign): ... here. Use expand_copysign_absneg.
9531 2005-01-30 Roger Sayle <roger@eyesopen.com>
9534 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9535 constant as the second operand and a register as the third.
9537 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9540 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9541 that dllimport'd functions do not use all call-clobbered registers
9544 2005-01-30 Richard Henderson <rth@redhat.com>
9547 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9548 expand_abs_nojump and generalize. Use operand_subword and
9549 emit_no_conflict_block. Support large modes.
9550 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9552 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9553 negation to subtraction.
9554 (expand_copysign): Check that the format has signed zeros.
9555 Use operand_subword and emit_no_conflict_block. Support large modes.
9557 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9559 Fix PR tree-optimization/19624
9561 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9562 * tree-ssa-pre.c: Add cfgloop.h.
9564 (pre_stats): New member, constified.
9565 (inserted_exprs): New static variable.
9566 (NECESSARY): New macro.
9567 (create_expression_by_pieces): Fold the expression, and
9568 mark it as defaulting to not necessary. Also put in
9570 (fully_constant_expression): New function.
9571 (insert_into_preds_of_block): Modify to not insert phis when we
9572 are playing with induction variables.
9573 Push phis onto the inserted_exprs vector, and mark them as not
9574 necessary by default.
9575 (insert_aux): Call fully_constant_expression on eprime.
9576 If all edges produce the same value, mark it constant.
9577 (mark_operand_necessary): New function.
9578 (remove_dead_inserted_code): New function.
9579 (init_pre): Init loop optimizer to get loop info.
9580 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9581 (execute_pre): Commit edge inserts, then remove dead code.
9583 2005-01-30 Richard Henderson <rth@redhat.com>
9585 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9586 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9588 2005-01-30 Richard Henderson <rth@redhat.com>
9591 * config/i386/i386.c (ix86_expand_copysign): New.
9592 (ix86_split_copysign_const): New.
9593 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9594 rearrange op1/nmask operands.
9595 * config/i386/i386-protos.h: Update.
9596 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9597 (copysigndf3): Likewise.
9598 (copysignsf3_const, copysigndf3_const): New.
9599 (copysignsf3_var): Rename from copysignsf3, split out splitter
9600 and fix split predicate for X constraint.
9601 (copysigndf3_var): Similarly.
9603 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9605 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9606 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9607 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9609 2005-01-29 Richard Henderson <rth@redhat.com>
9612 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9613 of # and * in constraints.
9615 2005-01-29 Richard Henderson <rth@redhat.com>
9618 * expr.c (store_field): Don't strip sub-mode cast when the input
9619 data is even smaller.
9621 2005-01-29 Richard Henderson <rth@redhat.com>
9624 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9627 2005-01-29 Richard Henderson <rth@redhat.com>
9629 * combine.c (make_field_assignment): Fix argument order
9632 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9634 PR tree-optimization/15791
9635 * fold-const.c (extract_array_ref): New function.
9636 (fold): Fold comparisons between &a[i] and &a[j] or
9637 semantically equivalent trees.
9639 2005-01-29 Jeff Law <law@redhat.com>
9641 * gcse.c (insert_expr_in_table): Revamp handling of available
9642 and anticipatable occurrence lists to avoid unnecessary list
9644 (insert_set_in_table): Similarly.
9646 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9648 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9650 (c_build_qualified_type): Build qualified array types with
9651 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9652 * c-decl.c (c_make_fname_decl): Build unqualified array type
9653 before qualified type.
9654 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9655 type is qualified, not just if type itself is. Don't apply
9656 qualifiers to array type when declarator is processed. Apply
9657 qualifiers to field type whether or not it is an array type.
9658 Don't handle array types specially for applying qualifiers to
9660 * c-typeck.c (composite_type): Build unqualified element type and
9661 array type when forming composite of array types.
9662 (common_pointer_type, comptypes, comp_target_types,
9663 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9664 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9666 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9667 (args2) in variables a1 and a2.
9669 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9671 * cse.c (n_elements_made, max_elements_made): Remove.
9672 (insert): Don't touch n_elements_made.
9673 (cse_main): Don't touch n_elements_made or max_elements_made.
9675 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9678 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9679 configuration part of dp-bit.c to be lost.
9681 2005-01-28 Roger Sayle <roger@eyesopen.com>
9683 * expmed.c (expand_mult_highpart_optab): When attempting to use
9684 a non-widening multiplication in a wider mode, the operands need
9685 to be converted (zero or sign extended) to that mode.
9687 2005-01-28 Ian Lance Taylor <ian@airs.com>
9691 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9692 through if both operands fall through.
9694 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9696 * cse.c (fold_rtx) <PC>: Don't optimize.
9698 2005-01-28 Jeff Law <law@redhat.com>
9700 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9701 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9703 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9705 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9706 cse_reg_info_used_list_end): Remove.
9707 (cse_reg_info_list, cse_reg_info_list_free): New.
9708 (get_cse_reg_info): When allocating an instance of
9709 cse_reg_info, add it to the beginning of the cse_reg_info_list
9710 list. Remove code to maintain cse_reg_info_used_list.
9711 (new_basic_block): Reset the free list to the beginning of
9714 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9716 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9717 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9718 (frv_expand_mdpackh_builtin): New function.
9719 (frv_expand_builtin): Use it to expand __MDPACKH.
9720 * doc/extend.texi (__MDPACKH): Update documentation.
9722 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9724 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9725 SSE_FLOAT_MODE_P for use_sse computation.
9727 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9730 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9732 2005-01-27 Richard Henderson <rth@redhat.com>
9734 * builtins.c (expand_builtin_copysign): New.
9735 (expand_builtin): Call it.
9736 * genopinit.c (optabs): Add copysign_optab.
9737 * optabs.c (init_optabs): Initialize it.
9738 (expand_copysign): New.
9739 * optabs.h (OTI_copysign, copysign_optab): New.
9740 (expand_copysign): Declare.
9742 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9743 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9745 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9746 (ix86_expand_fp_absneg_operator): ... here.
9747 (ix86_split_copysign): New.
9748 * config/i386/i386-protos.h: Update.
9749 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9750 (copysignsf3, copysigndf3): New.
9752 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9753 (copysignsf3, ncopysignsf3): New.
9754 (copysigndf3, ncopysigndf3): New.
9755 (copysignxf3, ncopysignxf3): New.
9756 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9758 2005-01-27 Arend Bayer <arend.bayer@web.de>
9759 Kazu Hirata <kazu@cs.umass.edu>
9761 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9762 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9763 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9766 2005-01-27 Jeff Law <law@redhat.com>
9768 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9769 definitions of SSA_NAMEs which are not being rewritten.
9770 (rewrite_ssa_into_ssa): Only initialize the current definition
9771 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9772 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9773 SSA_NAMEs before returning.
9775 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9777 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9778 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9779 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9780 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9781 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9783 2005-01-27 Steven Bosscher <stevenb@suse.de>
9786 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9787 higher to -O2 and higher. Likewise for tree PRE.
9788 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9791 2005-01-27 Ian Lance Taylor <ian@airs.com>
9794 * gimple-low.c (try_catch_may_fallthru): New static function.
9795 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9796 * tree-inline.c (expand_call_inline): Don't warn about reaching
9797 the end of a non-void function being inlined if the function uses
9800 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9802 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9805 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9806 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9807 (implicitly_declare): Handle error_mark_node.
9809 2005-01-27 Richard Henderson <rth@redhat.com>
9812 * tree.h (struct tree_decl): Add debug_expr_is_from.
9813 (DECL_DEBUG_EXPR_IS_FROM): New.
9814 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9815 * dwarf2out.c (dwarf2out_var_location): Update to match.
9816 * tree-outof-ssa.c (create_temp): Likewise.
9817 * var-tracking.c (track_expr_p): Likewise.
9818 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9819 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9820 * toplev.c (default_tree_printer): Likewise.
9822 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9824 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9825 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9827 2005-01-27 Steven Bosscher <stevenb@suse.de>
9829 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9830 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9831 ASM_CLOBBERS): Add tree checks.
9833 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9834 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9835 * c-common.def (SWITCH_STMT): Update to match.
9836 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9837 macros instead of SWITCH_EXPR ones.
9838 * c-dump.c (c_dump_tree): Likewise.
9839 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9840 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9842 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9844 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9846 * unwind-dw2.c (execute_stack_op): Add missing cases for
9847 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9849 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9851 * config.gcc (Obsolete configurations): Remove 'dummy', add
9852 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9855 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9857 PR tree-optimization/19633
9858 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9860 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9861 are no call-clobbered variables.
9862 * tree-outof-ssa.c (check_replaceable): Return false for calls
9865 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9867 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9868 even for variables with NULL DECL_INITIAL.
9870 2005-01-26 Stuart Hastings <stuart@apple.com>
9872 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9874 2005-01-26 Richard Henderson <rth@redhat.com>
9877 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9879 * expr.c (store_field): Strip conversions to odd-bit-sized types
9880 if the destination field width matches.
9882 2005-01-26 Richard Henderson <rth@redhat.com>
9884 * c-decl.c, expmed.c, expr.c: Revert last change.
9886 2005-01-26 Richard Henderson <rth@redhat.com>
9889 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9891 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9892 if we don't need the bits above those present in the current mode.
9893 * expr.c (store_field): Strip conversions to odd-bit-sized types
9894 if the destination field width matches.
9896 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9898 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9899 either -ffast-math or -funsafe-math-optimizations is in use.
9901 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9905 * config/avr/avr.c (notice_update_cc): Only set condition code for
9906 ashrqi3 if shift count > 0.
9907 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9908 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9909 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9910 count <= 0 as a no-op, and shift count >= width by copying zero
9911 or sign bit to all bits of the result.
9912 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9913 count, with attribute "length" set to 0 and "cc" set to "none".
9915 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9917 * doc/invoke.texi: Document -mTLS.
9919 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9920 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9921 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9922 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9923 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9924 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9925 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9926 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9928 * configure.ac: Check for a TLS capable gas.
9930 * configure: Regenerate.
9932 2005-01-26 Richard Henderson <rth@redhat.com>
9935 * combine.c (make_field_assignment): Simplify store to zero_extract
9936 from a source with an overlapping mask.
9938 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9940 2004-11-11 Eric Christopher <echristo@redhat.com>
9942 * config/frv/frv.md: Add fr400_integer automaton. Don't
9943 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9946 2005-01-26 Steven Bosscher <stevenb@suse.de>
9949 * cfgbuild.c (make_edges): Do not clear or set
9950 current_function_has_computed_jump.
9951 * function.h (struct function): Remove the has_computed_jump field.
9952 (current_function_has_computed_jump): Do not define.
9953 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9954 in a computed jump. Ignore current_function_has_computed_jump.
9956 2005-01-26 Richard Henderson <rth@redhat.com>
9959 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9960 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9962 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9963 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9964 objects into static storage if they have more than one non-zero value.
9965 * tree.h (categorize_ctor_elements): Update decl.
9967 2005-01-26 Steven Bosscher <stevenb@suse.de>
9970 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9971 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9972 to this function from 2004-07-10.
9973 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9974 the current function for tail call optimizations if the address
9975 of one of it its arguments is taken.
9977 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9979 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9981 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9983 * function.c (expand_function_end): If current_function_calls_alloca,
9984 emit stack restore in a place that is reached when the function falls
9987 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9989 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9990 rule to avoid matching inappropriate suffix rule.
9992 2005-01-26 Jan Hubicka <jh@suse.cz>
9994 PR tree-optimization/19241
9995 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9997 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9999 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10000 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10002 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10003 <sim*>: Always use crt1.o, regardless of N in simN.
10004 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10005 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10006 (CRT_CALL_STATIC_FUNCTION): Remove.
10007 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10008 use crt1.o, regardless of N in simN.
10009 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10010 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10011 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10012 case isystem setting.
10013 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10015 2005-01-25 Ian Lance Taylor <ian@airs.com>
10017 * gimple-low.c (block_may_fallthru): Correct handling of
10018 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10020 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10022 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10023 handlers to match indentation; nested under the mtune=* handler.
10024 Similar for mcpu= and march=.
10026 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10028 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10029 * config/mips/linux64.h (LIB_SPEC): Likewise.
10030 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10031 * config/sh/linux.h (LIB_SPEC): Likewise.
10033 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10035 * config/frv/frv.c (frv_legitimize_tls_address): New.
10036 (TARGET_HAVE_TLS): Define.
10037 (FRV_SYMBOL_REF_TLS_P): Define.
10038 (frv_override_options): Handle new register classes.
10039 (frv_legitimate_address_p): Reject tls addresses.
10040 (frv_legitimize_address): Handle TLS addresses.
10041 (gen_inlined_tls_plt): New.
10042 (gen_tlsmoff): New.
10043 (frv_legitimize_tls_address): New.
10044 (unspec_got_name): Add TLS entries.
10045 (got12_operand): Add R_FRV_TLSMOFF12 case.
10046 (frv_emit_move): Fixup TLS addresses.
10047 (frv_emit_movsi): Legitimize TLS addresses.
10049 * config/frv/frv.h (MASK_BIG_TLS): New.
10050 (TARGET_BIG_TLS): New.
10051 (HAVE_AS_TLS): Define.
10052 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10053 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10054 (REG_CLASS_NAMES): Same.
10055 (REG_CLASS_CONTENTS): Same.
10056 (CONSTRAINT_LEN): New.
10057 (REG_CLASS_FROM_CONSTRAINT): New.
10058 (PREDICATE_CODES): Add symbolic_operand.
10060 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10061 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10062 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10063 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10064 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10065 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10066 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10067 GR9_REG, GR14_REG, LRREG.
10068 (type): Add load_or_call attribute.
10069 ("load_or_call"): New reservation.
10070 ("call_gettlsoff"): New.
10071 ("tls_indirect_call"): New.
10072 ("tls_load_gottlsoff12"): New.
10073 ("tlsoff_hilo"): New.
10074 ("tls_tlsdesc_ldd"): New.
10075 ("tls_tlsoff_ld"): New.
10078 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10080 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10082 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10083 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10084 * config/frv/frv.c (TLS_BIAS): Define.
10085 (frv_output_dwarf_dtprel): New.
10087 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10089 PR rtl-optimization/19579
10090 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10091 both A and B, see if they don't clobber registers the other expr uses.
10093 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10095 * real.c (do_add): Initialize signalling and canonical members.
10097 * real.c (real_from_integer): Zero out destination.
10099 2005-01-18 Jan Hubicka <jh@suse.cz>
10101 PR tree-optimize/19337
10102 * tree-inline.c (initialize_inlined_parameters): Copy
10103 saved_static_chain_decl only.
10105 2005-01-25 Richard Henderson <rth@redhat.com>
10109 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10110 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10111 80387 enabled, to return a proper subclass. Return the subset that
10112 overlaps with GENERAL_REGS for PLUS.
10113 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10115 2005-01-25 Richard Henderson <rth@redhat.com>
10117 PR middle-end/19609
10118 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10120 2005-01-25 Roger Sayle <roger@eyesopen.com>
10122 * expmed.c (choose_multiplier): Change interface to return the
10123 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10124 (expand_divmod): Update calls to choose_multiplier.
10126 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10128 PR middle-end/19330
10129 * expmed.c (extract_bit_field): Use adjust_address instead of
10130 gen_lowpart when op0 is a MEM.
10132 2005-01-24 Steven Bosscher <stevenb@suse.de>
10134 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10136 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10138 * config/mips/irix-csr.c: New file.
10139 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10140 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10141 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10144 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10147 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10148 sparc/elf.h, add sparc/sp-elf.h.
10149 (sparc-*-rtems*): Likewise.
10150 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10151 tm-dwarf2.h, add sparc/sp-elf.h.
10152 (sparc86x-*-elf): Likewise.
10153 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10154 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10155 TARGET_OS_CPP_BUILTINS.
10156 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10157 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10159 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10160 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10161 (SWITCH_TAKES_ARG): Likewise.
10162 (LOCAL_LABEL_PREFIX): Likewise.
10163 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10164 (TARGET_N_FORMAT_TYPES): Delete.
10165 (TARGET_FORMAT_TYPES): Likewise.
10166 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10167 * config/sparc/elf.h: Delete.
10168 * config/sparc/sp-elf.h: New file.
10170 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10172 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10173 * tree-flow.h: Remove the corresponding prototype.
10174 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10175 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10177 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10180 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10181 for AIX ABI or ELF -fPIC.
10182 (rs6000_emit_load_toc_table): Don't create toc_section here.
10183 (rs6000_xcoff_file_start): Nor here.
10185 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10187 * sh.c (ra.h): Don't #include.
10188 (hard_regs_intersect_p): New function, resurrected from ra.c.
10190 * sh.c: Fix 1996 Copyright.
10192 2005-01-24 Richard Henderson <rth@redhat.com>
10193 Aldy Hernandez <aldyh@redhat.com>
10195 * regrename.c (note_sets): Handle subregs.
10197 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10200 * genconditions.c (write_header, write_conditions): Elide file if
10203 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10205 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10206 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10209 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10211 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10212 expand_builtin_printf, expand_builtin_fprintf,
10213 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10214 checking against POINTER_TYPE.
10215 (validate_arglist): Handle POINTER_TYPE code by checking
10218 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10220 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10221 init_rtlanal): New.
10222 (for_each_rtx): Call for_each_rtx_1.
10223 * rtl.h (init_rtlanal): Declare.
10224 * toplev.c (backend_init): Call init_rtlanal.
10226 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10228 * flow.c (propagate_one_insn): Formatting.
10230 PR middle-end/19551
10231 * flow.c (libcall_dead_p): Be more conservative if unsure.
10232 If there are any instructions between insn and call, see if they are
10233 all dead before saying the libcall is dead.
10235 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10237 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10238 operand constraint for operand 0.
10240 2005-01-23 Richard Henderson <rth@redhat.com>
10243 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10244 edges leading to join block.
10246 2005-01-23 Roger Sayle <roger@eyesopen.com>
10248 * expmed.c (expand_mult_highpart): Make static. Change type of
10249 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10250 (expand_divmod): Updates calls to expand_mult_highpart by using
10251 gen_int_mode to pass a CONST_INT rtx.
10252 * rtl.h (expand_mult_highpart): Remove prototype.
10254 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10256 * flow.c (regset_bytes, regset_size): Remove.
10258 * cfganal.c: Fix a reference to Harvey's paper.
10260 2005-01-23 Steven Bosscher <stevenb@suse.de>
10262 PR rtl-optimization/19464
10263 * tree-optimize.c (init_tree_optimization_passes): Add one more
10264 copyrename pass just before out-of-ssa.
10266 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10269 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10270 * ggc-none.c (ggc_free): Define.
10272 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10274 * cse.c (max_reg, max_insn_uid): Remove.
10275 (cse_main): Don't access max_reg or max_insn_uid.
10277 * c-common.c (explicit_flag_signed_bitfields,
10278 lang_statement_code_p, lang_expand_function_end): Remove.
10279 * c-common.h: Remove the corresponding declarations.
10280 * c-opts.c (c_common_handle_option): Remove all write access
10281 to explicit_flag_signed_bitfields.
10283 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10284 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10285 * cgraph.h: Remove the corresponding declaration.
10287 * gcse.c (null_pointer_info): Remove.
10289 2005-01-23 Roger Sayle <roger@eyesopen.com>
10290 Eric Botcazou <ebotcazou@libertysurf.fr>
10292 * combine.c (simplify_logical): Only simplify logical expressions
10293 of the form ior(and(x,y),z) by the inverse distributive law if the
10294 result is cheaper than the original.
10296 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10298 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10299 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10300 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10301 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10302 config/freebsd-spec.h, config/arm/arm.h,
10303 config/h8300/h8300.md, config/i386/i386.md,
10304 config/i386/predicates.md, config/i386/sse.md,
10305 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10306 config/vax/vax.md: Fix comment typos. Follow spelling
10309 2005-01-23 Steven Bosscher <stevenb@suse.de>
10311 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10312 tests, instead of `less than'.
10314 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10316 * function.c (assign_parm_setup_block): When creating a new stack slot
10317 for a parameter, get its alignment from the parameter's DECL_ALIGN
10318 rather than the type's TYPE_ALIGN. Make sure that the parameter
10319 is at least word aligned.
10321 2005-01-22 Roger Sayle <roger@eyesopen.com>
10323 PR middle-end/19378
10324 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10326 2005-01-22 Richard Henderson <rth@redhat.com>
10329 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10330 in both compare operands.
10331 (movdfcc_1_sse_max): Likewise.
10332 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10333 (movdfcc_1_sse): Likewise.
10334 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10335 scratch register as needed.
10337 2005-01-22 Richard Henderson <rth@redhat.com>
10339 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10341 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10343 2005-01-22 Richard Henderson <rth@redhat.com>
10345 * genopinit.c (optabs): Use smin/smax for floating point too.
10346 * doc/md.texi: Update to match. Clarify that floating point
10347 results are undefined for +0/-0 and NaN.
10348 * doc/rtl.texi: Likewise.
10349 * rtl.def (SMIN, SMAX): Likewise
10350 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10352 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10353 leading 's' to the name.
10354 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10355 smaxxf3, sminxf3): Likewise.
10356 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10359 2005-01-22 Paul Brook <paul@codesourcery.com>
10361 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10363 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10365 * config/s390/s390.c (struct processor_costs): New fields
10366 dlgr, dlr, dr, dsgfr, dsgr.
10367 (z900_cost, z990_cost): Values for new fields.
10368 (s390_rtx_costs): New cases MEM und COMPARE in switch
10369 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10370 DIV, MOD, UDIV, UMOD.
10372 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10374 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10375 into the register being decremented.
10376 ("doloop_si31", "doloop_di"): Likewise.
10377 ("*doloop_si_long"): Adapt pattern.
10379 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10381 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10383 (CLASS_MAX_NREGS): Likewise.
10385 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10387 * doc/tree-ssa.texi (Statement Operands): Add example for new
10388 must-def macro. Note deprecation of old operands interface.
10390 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10392 PR tree-optimization/19484
10393 * tree-cfg.c (remove_fallthru_edge): New function.
10394 (cleanup_control_flow): Remove fallthru edges from calls that are
10395 now known not to return.
10397 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10399 Fix PR tree-optimization/19038
10400 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10401 copies with loop variant ones.
10403 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10405 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10406 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10407 config/alpha/alpha.md, config/alpha/predicates.md,
10408 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10409 config/sparc/sol2.h: Update copyright.
10411 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10412 first label to see if it is a nonlocal label.
10414 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10415 Andrew Pinski <pinskia@physics.uc.edu>
10418 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10419 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10421 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10423 * config/rs6000/rtems.h: Update copyright.
10425 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10428 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10429 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10430 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10432 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10435 * c-typeck.c (convert_arguments): Check for error_mark_node.
10437 2005-01-21 Ian Lance Taylor <ian@airs.com>
10439 PR tree-optimization/13000
10440 * tree-inline.c: Include "tree-flow.h".
10441 (expand_call_inline): If warn_return_type, warn if non-void inline
10442 function falls through.
10443 * tree-cfg.c (execute_warn_function_return): Don't warn about
10444 control reaching end if TREE_NO_WARNING is set. Set
10446 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10448 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10449 branch if we don't need one.
10450 * c-typeck.c: Include "tree-flow.h"
10451 (c_finish_bc_stmt): Don't add a goto if the current statement
10452 list doesn't fall through to the current point.
10454 2005-01-21 Roger Sayle <roger@eyesopen.com>
10456 PR rtl-optimization/576
10457 * real.c (real_arithmetic): Change return type from void to bool
10458 to return an indication that the result may be inexact.
10459 * real.h (real_arithmeric): Update prototype.
10460 * fold-const.c (const_binop): Don't constant fold floating
10461 point expressions when the user specifies -frounding-math and
10462 the result may depend upon the run-time rounding mode.
10463 (fold_convert_const_real_from_real): Clean-up.
10464 (fold_initializer): Ignore flag_rounding_math for initializers.
10465 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10466 constant fold FP operations with flag_rounding_math if the
10467 result may depend upon the run-time rounding mode.
10469 2005-01-21 Tom Tromey <tromey@redhat.com>
10471 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10473 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10475 * tree-cfg.c: Fix comment typos.
10477 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10479 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10480 around the call to rest_of_handle_branch_target_load_optimize.
10482 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10484 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10485 (sparc64-*-openbsd*): Likewise.
10486 (sparclite-*-elf*): Include tm-dwarf2.h.
10487 (sparc86x-*-elf*): Likewise.
10488 (sparc64-*-elf*): Likewise.
10489 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10490 (DBX_DEBUGGING_INFO): Likewise.
10491 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10492 (PREFERRED_DEBUGGING_TYPE): Likewise.
10493 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10494 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10495 (PREFERRED_DEBUGGING_TYPE): Likewise.
10496 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10497 (PREFERRED_DEBUGGING_TYPE): Likewise.
10498 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10500 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10503 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10505 2005-01-20 Paul Brook <paul@codesourcery.com>
10507 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10509 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10511 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10512 label is first in a sequence of labels.
10514 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10516 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10517 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10519 * doc/sourcebuild.texi (Test Directives): New.
10521 2005-01-20 Roger Sayle <roger@eyesopen.com>
10523 * real.c (real_floor): Don't leave the result uninitialized when
10524 mode is VOIDMode, but return the unrounded intermediate value.
10525 (real_ceil): Likewise.
10527 2005-01-20 Paul Brook <paul@codesourcery.com>
10529 * config/arm/arm.md (insv): Use gen_int_mode.
10531 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10533 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10534 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10535 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10536 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10537 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10539 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10542 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10543 fbreg, so we have to assume we can't.
10544 (loc_descriptor_from_tree_1): Ditto.
10545 (containing_function_has_frame_base): New function.
10546 (add_location_or_const_value_attribute): Use it.
10547 Also try to generate a frame_base from a single element location
10550 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10552 PR tree-optimization/15349
10553 * timevar.def (TV_TREE_MERGE_PHI): New.
10554 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10556 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10557 calls to tree_forwarder_block_p.
10558 (remove_forwarder_block_with_phi, merge_phi_nodes,
10559 gate_merge_phi, pass_merge_phi): New.
10560 * tree-optimize.c (init_tree_optimization_passes): Add
10562 * tree-pass.h: Add an extern for pass_merge_phi;
10564 2005-01-20 Richard Henderson <rth@redhat.com>
10567 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10568 (_mm_castps_pd, _mm_castps_si128): New.
10569 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10571 2005-01-20 Richard Henderson <rth@redhat.com>
10574 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10575 __builtin_ia32_vec_init_v2si.
10576 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10577 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10578 (ix86_init_mmx_sse_builtins): Create it.
10579 (ix86_expand_builtin): Expand it.
10580 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10581 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10582 (vec_extractv2si_0, vec_extractv2si_1): New.
10584 2005-01-20 Richard Henderson <rth@redhat.com>
10587 * config/i386/i386.c (ix86_expand_push): New.
10588 * config/i386/mmx.md (push<MMXMODE>1): New.
10589 * config/i386/sse.md (push<SSEMODE>1): New.
10590 * config/i386/i386-protos.h: Update.
10592 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10594 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10597 2005-01-20 Richard Henderson <rth@redhat.com>
10599 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10600 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10602 2005-01-19 Richard Henderson <rth@redhat.com>
10605 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10606 to V4SFmode in SSE1 fallback load path.
10608 2005-01-19 Richard Henderson <rth@redhat.com>
10610 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10611 in QImode expansion to ix86_expand_vector_set.
10612 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10614 2005-01-19 Richard Henderson <rth@redhat.com>
10617 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10618 subclass of the input class.
10619 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10620 Always true for cross-SSE1 classes. Rationalize conditionals.
10621 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10622 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10623 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10624 (movdi_2): Add MMX/SSE zeros.
10625 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10626 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10627 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10628 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10629 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10630 (zero_extendsidi2_rex64_1): Remove.
10631 (MOV0 peephole): Check GENERAL_REG_P.
10633 2005-01-19 Richard Henderson <rth@redhat.com>
10636 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10638 (ix86_expand_vector_extract): Likewise.
10640 2005-01-19 Richard Henderson <rth@redhat.com>
10642 PR middle-end/19304
10643 * expr.c (emit_move_change_mode): New argument force; use
10644 simplify_gen_subreg if true.
10645 (emit_move_via_alt_mode): Merge into ...
10646 (emit_move_via_integer): ... here.
10647 (emit_move_ccmode): Use emit_move_change_mode directly.
10649 2005-01-19 Richard Henderson <rth@redhat.com>
10652 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10653 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10654 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10656 (alpha_emit_set_const): Likewise. Make static.
10657 (alpha_emit_set_long_const): Make static.
10658 (alpha_extract_integer): Split out from alpha_expand_mov.
10659 (alpha_split_const_mov): Likewise.
10660 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10661 (alpha_legitimate_constant_p): New.
10662 * config/alpha/alpha-protos.h: Update.
10663 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10664 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10665 * config/alpha/alpha.md (movsi): Add n alternative.
10666 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10667 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10668 (splitters for all of the above): Use alpha_split_const_mov.
10669 * config/alpha/predicates.md (non_add_const_operand): New.
10670 (non_zero_const_operand): New.
10671 (input_operand): Use alpha_legitimate_constant_p after reload.
10673 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10675 PR tree-optimization/19038
10676 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10677 (add_candidate): Add ivs with increment in latch only if
10678 allow_ip_end_pos_p is true.
10679 (determine_iv_cost): Use empty_block_p.
10681 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10683 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10684 (compute_dominance_frontiers): Ditto.
10686 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10689 * config/sh/t-rtems: New.
10690 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10692 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10694 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10695 the offset of the selected field.
10697 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10699 * tree-cfg.c (remove_forwarder_block): Fix the check to
10700 prevent a nonlocal label from appearing in the middle of a
10703 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10705 PR rtl-optimization/19462
10706 * reorg.c (find_end_label): Create return insn only if
10707 current_function_epilogue_delay_list is empty.
10709 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10711 * doc/passes.texi: Remove paragraph mentioning new-ra.
10713 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10715 PR rtl-optimization/15139
10716 * combine.c: Include params.h.
10717 (count_rtxs): New function.
10718 (record_value_for_reg): If replace_rtx would replace at least
10719 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10720 (clobber (const_int 0)) instead of TEM.
10721 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10722 * params.h (MAX_LAST_VALUE_RTL): New.
10723 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10724 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10727 * c-typeck.c (digest_init): Only call build_vector if all constructor
10728 elements are *_CST nodes.
10729 * gimplify.c (gimplify_init_constructor): Likewise.
10731 PR middle-end/19164
10732 * c-typeck.c (digest_init): Only call build_vector if inside_init
10735 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10737 * toplev.c (init_asm_output): Remove dead #ifdef.
10739 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10741 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10743 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10745 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10746 accessing DECL_FUNCTION_CODE.
10747 * dojump.c (do_jump): Likewise.
10748 * gimplify.c (gimplify_call_expr): Likewise.
10749 * predict.c (expr_expected_value): Likewise.
10750 (strip_builtin_expect): Likewise.
10751 * tree-inline.c (estimate_num_insns_1): Likewise.
10752 * tree-ssa-loop-im.c (stmt_cost): Likewise
10753 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10754 (tree_expr_nonnegative_p): Likewise.
10756 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10758 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10759 variant of the load_pcrel_sym pattern.
10760 * config/sparc/sparc.md (P macro): Move to the top.
10761 (load_pcrel_sym): Macroize using P.
10762 (save_register_window): Likewise.
10764 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10766 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10767 ("sordered"): Same.
10769 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10772 * c-typeck.c (build_asm_expr): Strip nops off
10773 input memory operands.
10775 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10777 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10778 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10779 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10780 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10782 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10785 * config/i386/i386.c (override_options): If the 80387 is disabled,
10786 then do not return FP values using FP registers.
10788 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10790 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10791 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10792 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10793 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10794 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10795 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10796 output.h, postreload-gcse.c, postreload.c, recog.c,
10797 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10798 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10799 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10800 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10801 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10802 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10803 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10804 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10806 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10807 config/alpha/alpha.c, config/arm/vfp.md,
10808 config/i386/emmintrin.h, config/i386/i386-modes.def,
10809 config/i386/i386-protos.h, config/i386/i386.h,
10810 config/i386/pmmintrin.h, config/i386/ppro.md,
10811 config/i386/predicates.md, config/i386/xmmintrin.h,
10812 config/i860/i860.c, config/ia64/ia64-modes.def,
10813 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10814 config/ia64/ia64.md, config/ia64/itanium1.md,
10815 config/ia64/itanium2.md, config/ia64/predicates.md,
10816 config/iq2000/iq2000.h, config/mips/linux64.h,
10817 config/rs6000/aix41.h, config/rs6000/aix43.h,
10818 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10819 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10820 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10821 config/sparc/linux64.h, config/sparc/litecoff.h,
10822 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10823 config/sparc/sparc.h, config/sparc/sparc.md,
10824 config/sparc/sysv4-only.h: Update copyright.
10826 2005-01-18 Richard Henderson <rth@redhat.com>
10829 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10831 2005-01-18 Marc Espie <espie@openbsd.org>
10832 * config/i386/openbsdelf.h: Typo.
10834 2005-01-18 Richard Henderson <rth@redhat.com>
10836 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10837 special case for sse.
10838 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10840 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10842 * tree-inline.c (estimate_num_insns_1): Added cases for
10843 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10845 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10847 PR rtl-optimization/19296
10848 * combine.c (simplify_comparison): Rewrite the condition under
10849 which a non-paradoxical SUBREG of a PLUS can be lifted when
10850 compared against a constant.
10852 2005-01-18 Andi Kleen <ak@muc.de>
10854 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10855 * c.opt (-Wpointer-sign): Add.
10856 * doc/invoke.texi: (-Wpointer-sign): Add.
10858 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10860 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10861 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10862 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10863 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10864 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10865 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10866 for TARGET_MIX_SSE_I387.
10867 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10868 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10869 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10870 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10871 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10872 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10873 TARGET_MIX_SSE_I387.
10874 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10877 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10880 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10881 Add movaps alternative for xmm reg->reg move.
10883 2005-01-17 Jeff Law <law@redhat.com>
10885 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10886 at the end of the main DOM loop rather than just before DOM exits.
10888 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10890 PR tree-optimization/19121
10891 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10892 adding aliases to a name tag, also add them to the pointer's
10894 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10895 sensitive alias info at all. Only check that the two pointers
10896 have compatible pointed-to sets.
10897 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10898 a pointer's type tag is a superset of the alias set of the
10899 pointer's name tag.
10901 2005-01-17 James E Wilson <wilson@specifixinc.com>
10904 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10905 comment to document why.
10907 2005-01-17 Richard Henderson <rth@redhat.com>
10909 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10910 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10911 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10912 sse2_vmsminv2df3_finite): New.
10913 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10914 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10915 Force op1 into register.
10917 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10919 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10920 bubblestrap from always rebuilding build directory.
10922 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10924 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10925 ("*cmpmem_short"): Likewise.
10927 2005-01-17 Steven Bosscher <stevenb@suse.de>
10929 * basic-block.h: Document BB_* flags.
10930 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10931 use an sbitmap instead.
10932 * sched-rgn.c (compute_trg_info): Likewise.
10934 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10936 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10937 redundant target_cpu_default and extra_parts lines. Use the default
10939 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10940 (SUBTARGET_EXTRA_SPECS): Delete.
10941 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10942 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10943 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10944 and "n32" for -mabi=n32.
10946 2005-01-17 Ian Lance Taylor <ian@airs.com>
10949 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10950 fold constant variables into initial values.
10952 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10954 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10956 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10957 through the statements backward.
10959 2005-01-17 Ian Lance Taylor <ian@airs.com>
10961 PR middle-end/13127:
10962 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10963 a variable set to the return value of the inlined function.
10965 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10967 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10968 when modes are tieable.
10970 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10972 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10973 of pthread_create to find out if threads are enabled.
10974 * gthr-posix95.h (__gthread_active_p): Likewise.
10976 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10978 * common.opt (-fnew-ra): Remove.
10980 * toplev.h (flag_new_regalloc): Remove.
10981 * Makefile.in (ra*.*): Don't mention.
10982 * passes.c (rest_of_handle_new_regalloc): Remove.
10983 (rest_of_handle_combine, rest_of_compilation): Always consider
10984 flag_new_regalloc as false.
10985 * doc/invoke.texi: Don't document -fnew-ra.
10987 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10989 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10990 last parameter to reg_scan.
10991 * loop.c (loop_optimize): Likewise.
10992 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10993 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10994 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10995 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10996 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10997 * regclass.c (reg_scan): Likewise, for the declaration.
10998 * rtl.h (reg_scan): Likewise, for the prototype.
11000 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11002 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11003 mark_dfs_back_edges.
11005 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11007 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11008 (compute_avail): Uses don't go in tmp_gen.
11010 2005-01-16 Steven Bosscher <stevenb@suse.de>
11012 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11013 loop to look for a free slot in a page entry.
11015 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11018 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11019 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11020 just before targetm.asm_out.file_end.
11021 * tree.h (process_pending_assemble_output_defs): Declare.
11022 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11024 (assemble_alias): Defer generation of assembly code for defines when
11025 TARGET_DEFERRED_OUTPUT_DEFS is true.
11026 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11027 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11028 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11030 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11033 * pa.c (pa_scalar_mode_supported_p): New function.
11034 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11035 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11037 * pa-protos.h (prefetch_operand): Delete.
11038 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11039 * pa.c (prefetch_operand): Delete.
11040 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11041 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11042 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11043 and prefetch_nocc_operand.
11044 * pa.md (prefetch): Rework to avoid reload problems handling short
11045 displacements when a cache control completer needs to be provided.
11046 (prefetch_32, prefetch_64): Delete.
11047 (prefetch_cc, prefetch_nocc): New patterns.
11049 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11051 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11053 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11056 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11057 exceeds maximum alignment for global common data.
11058 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11059 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11061 2004-01-15 Roger Sayle <roger@eyesopen.com>
11063 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11065 2004-01-15 Roger Sayle <roger@eyesopen.com>
11067 * harg-reg-set.h (reg_class_names): Prototype global array.
11068 * regclass.c (reg_class_names): Declare here and initialize to
11070 (dump_regclass): Remove local declaration of reg_class_names.
11071 (regclass): Likewise.
11072 * cfg.c (dump_flow_info): Likewise.
11073 * ra-debug.c (reg_class_names): Likewise.
11074 * regrename.c (reg_class_names): Likewise.
11075 * reload.c (reg_class_names): Likewise.
11076 * reload1.c (spill_failure): Likewise.
11077 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11079 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11081 * config/s390/s390.md ("reload_outti"): Remove predicate for
11082 output operand. Abort if operand is not a MEM.
11083 ("reload_outdi", "reload_outdf"): Likewise.
11085 2005-01-15 Marc Espie <espie@openbsd.org>
11087 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11088 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11089 * config/openbsd.h: Fix C++ includes for native configurations.
11090 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11091 Add trampoline support.
11092 * config/i386/openbsdelf.h: New.
11094 2005-01-15 Marc Espie <espie@openbsd.org>
11096 * collect2.c (main): Explicitly parse -dynamic-linker option.
11098 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11100 PR tree-optimization/19060
11101 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11102 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11103 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11104 and handle extract_range_from_cond returning false.
11105 * fold-const.c (fold): Optimize comparisons with min/max even for
11106 width > HOST_BITS_PER_WIDE_INT.
11108 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11110 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11111 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11112 Remove little endian multilib variants.
11113 Add mips32 multilib variant.
11115 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11117 * explow.c (copy_all_reg, stabilize): Remove.
11118 * expr.h: Remove the corresponding prototypes.
11120 * rtlanal.c (regs_set_between_p): Remove.
11121 * rtl.h: Remove the corresponding prototype.
11123 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11125 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11126 to rs6000_nonimmediate_operand.
11127 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11128 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11129 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11130 rs6000_nonimmediate_operand.
11131 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11132 rs6000_nonimmediate_operand.
11134 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11136 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11138 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11140 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11142 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11143 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11145 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11146 (rs6k_nonimmediate_operand): New.
11147 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11149 (legitimate_lo_sum_address_p): Same.
11150 (rs6000_legitimize_address): Same.
11151 (rs6000_legitimize_reload_address): Same.
11152 (rs6000_legitimate_address): Same.
11153 (spe_build_register_parallel): Pass DF and DC modes in a DI
11156 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11157 to rs6k_nonimmediate_operand.
11159 * config/rs6000/spe.md ("*frob_df_di"): New.
11160 ("*frob_di_df"): New.
11161 ("*frob_di_df_2"): New.
11162 ("*mov_sidf_e500_subreg0"): New.
11163 ("*mov_sidf_e500_subreg4"): New.
11164 ("*movdf_e500_double"): Change predicate to
11165 rs6k_nonimmediate_operand.
11167 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11169 * postreload.c (move2add_note_store): Only call
11170 trunc_int_for_mode on scalar integers.
11172 2005-01-14 Steven Bosscher <stevenb@suse.de>
11174 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11175 replace BB_VISITED uses.
11176 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11177 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11178 (tree_dce_done): Free visited_control_parents.
11179 (perform_tree_ssa_dce): Allocate and clear it.
11180 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11181 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11182 instead of BB_VISITED.
11184 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11186 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11187 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11188 Remove unused prototypes.
11190 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11192 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11193 64-bit register usage.
11194 (spe_func_has_64bit_regs_p): Add FIXME note.
11196 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11198 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11199 flag_finite_math_only with flag_unsafe_math_optimizations.
11201 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11203 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11204 end-of-stack check.
11205 (__tpf_eh_return): Copy TPF private stack area from the module
11206 boundary stack frame. Add check for when module addresses are
11207 equal, but no stub address is found.
11209 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11212 * arm.h (struct machine_function): Add call_via field.
11213 (thumb_call_via_label): Declare.
11214 * arm.c (thumb_call_via_label): New variable.
11215 (thumb_call_reg_needed): New variable.
11216 (arm_output_function_epilogue): For Thumb code, output any per-function
11217 call-indirect trampolines.
11218 (thumb_call_via_reg): New function.
11219 (arm_file_end): New function.
11220 (TARGET_ASM_FILE_END): Call arm_file_end.
11221 (aof_file_end): Likewise.
11222 * arm-protos.h (thumb_call_via_reg): Declare.
11223 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11224 thumb_call_via_reg in normal case.
11226 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11228 PR middle-end/19084
11229 PR rtl-optimization/19348
11230 * recog.c (peephole2_optimize): Do global life update if some peephole
11231 decides it doesn't need at least one of its inputs and that change
11232 influences liveness at the start of the basic block.
11234 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11235 arguments instead of 1.
11237 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11239 PR middle-end/18820
11240 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11241 zero for nested functions needing a static chain or functions
11242 with a non-constant address.
11244 2005-01-13 Roger Sayle <roger@eyesopen.com>
11246 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11247 (and (sign_extend X) C) into (zero_extend (and X C)).
11249 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11251 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11253 2005-01-13 Richard Henderson <rth@redhat.com>
11258 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11259 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11260 not just TARGET_SSE.
11261 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11262 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11263 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11264 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11265 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11266 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11267 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11268 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11269 (movdicc_c_rex64): Rename with '*'.
11270 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11271 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11272 (movsfcc_1_387): Rename from movsfcc_1.
11273 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11274 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11275 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11276 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11277 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11278 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11279 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11280 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11281 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11282 sse_movdfcc_const0_4): Remove.
11283 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11284 recognize min/max early. Update for changed sse cmove patterns.
11285 (ix86_split_sse_movcc): New.
11286 * config/i386/i386-protos.h: Update.
11288 2005-01-13 Steven Bosscher <stevenb@suse.de>
11290 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11291 (fix_stmt_v_may_defs): Likewise.
11293 2005-01-13 Richard Henderson <rth@redhat.com>
11295 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11296 for converting the mask.
11298 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11300 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11303 2005-01-13 Richard Henderson <rth@redhat.com>
11305 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11306 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11307 IX86_BUILTIN_MOVDQ2Q): Remove.
11308 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11309 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11310 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11312 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11313 (sse2_pextrw): Fix immediate constraint.
11314 (sse2_loadq, sse2_loadq_rex64): Remove.
11315 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11316 Use __builtin_ia32_vec_ext_<size>.
11317 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11319 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11321 * function.c (assign_parm_setup_block): Look inside original
11322 entry_parm when inspecting PARALLEL.
11324 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11325 Joel Sherrill <joel@oarcorp.com>
11328 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11329 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11330 rtems_gxx_recursive_mutex_init.
11331 (__gthread_recursive_mutex_lock): New function.
11332 (__gthread_recursive_mutex_trylock): Likewise.
11333 (__gthread_recursive_mutex_unlock): Likewise.
11335 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11337 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11339 2005-01-13 Jan Beulich <jbeulich@novell.com>
11341 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11342 (ashrti3_internal): Indicate output is early clobber. Generate result
11343 into output rather than first input. Use move for low word of output
11344 if shift count is exactly 64.
11345 (lshrti3_internal): Likewise.
11347 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11351 * reload1.c (delete_output_reload): Don't delete an output reload
11352 if the pseudo lives longer than a single basic block. Adjust and
11353 improve wording of comment.
11355 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11358 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11359 of TYPE_SIZE where we mean the number of bytes.
11361 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11363 * function.c (assign_parm_setup_block): Relax condition on
11364 multi-register optimization.
11366 2005-01-12 Nick Clifton <nickc@redhat.com>
11368 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11369 an "in_delay_slot" attribute of "no" to prevent them being used in
11370 delay slots. This is forbidden because they might generate
11373 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11376 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11377 with r->Y and Y->r.
11379 2005-01-12 Nick Clifton <nickc@redhat.com>
11381 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11382 passed on to GAS) but do not define, as GAS no longer supports or
11383 needs the -m2000 option.
11385 2005-01-11 Roger Sayle <roger@eyesopen.com>
11387 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11388 type as args of unprototyped builtins aren't automatically promoted.
11389 (fold_builtin_abs): Likewise.
11391 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11393 * Makefile.in: Set a `build-warn' variable.
11395 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11397 PR tree-optimization/17949
11398 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11399 (find_interesting_uses_address): Use it.
11401 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11403 * regrename.c (kill_value): Handle subreg's that won't simplify.
11405 2005-01-11 Richard Henderson <rth@redhat.com>
11408 * config/i386/i386.h (enum ix86_builtins): Move ...
11409 * config/i386/i386.c: ... here.
11410 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11411 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11412 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11413 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11414 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11415 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11416 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11417 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11418 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11419 IX86_BUILTIN_LOADDDUP): Remove.
11420 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11421 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11422 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11423 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11424 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11425 (ix86_init_builtins): Make static.
11426 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11427 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11428 if all the modes match. Otherwise, fake it.
11429 (get_element_number, ix86_expand_vec_init_builtin,
11430 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11431 (ix86_expand_builtin): Make static. Update for changed builtins.
11432 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11433 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11434 (ix86_expand_vector_init_duplicate): New.
11435 (ix86_expand_vector_init_low_nonzero): New.
11436 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11437 Split out from ix86_expand_vector_init; handle integer modes.
11438 (ix86_expand_vector_init): Use them.
11439 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11440 * config/i386/i386-protos.h: Update.
11441 * config/i386/predicates.md (reg_or_0_operand): New.
11442 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11443 (movv2sf_internal): Likewise. And a splitter to match them all.
11444 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11445 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11446 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11447 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11448 (mmx_pinsrw): Fix operand ordering.
11449 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11450 rather than sse_loadss expander.
11451 (movv2df splitter): Similarly.
11452 (sse_loadss, sse_loadlss): Remove.
11453 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11454 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11455 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11456 (sse3_movddup): Rename with '*'.
11457 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11458 (sse2_loadsd): Remove.
11459 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11460 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11461 (sse2_pinsrw): Fix argument ordering.
11462 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11463 (sse2_stored): Remove 'r' destination.
11464 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11465 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11466 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11467 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11468 vec_extractv16qi, vec_initv16qi): New.
11470 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11471 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11472 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11474 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11475 (_mm_load_si128, _mm_store_si128): Likewise.
11476 (_mm_load1_pd): Use _mm_set1_pd.
11477 (_mm_load_sd): Use _mm_set_sd.
11478 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11479 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11480 (_mm_set_epi64): Use _mm_set_epi64x.
11481 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11482 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11483 _mm_setr_epi8): Use _mm_set_foo form.
11484 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11485 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11486 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11487 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11488 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11489 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11490 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11491 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11492 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11493 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11494 (_mm_movedup_pd): Use _mm_shuffle_pd.
11495 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11496 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11497 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11498 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11499 Use _mm_setzero_ps.
11500 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11501 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11502 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11503 (_mm_store_ps): Use raw dereference.
11504 (_mm_store1_ps): Use _mm_storeu_ps.
11505 (_mm_storer_ps): Use _mm_store_ps.
11506 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11507 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11509 2005-01-11 Stan Shebs <shebs@apple.com>
11511 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11512 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11514 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11517 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11518 Skip all DECLs except for FIELD_DECLs.
11520 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11522 * config/s390/s390.c (override_options): Return error if
11523 -mbackchain, -mpacked-stack and -mhard-float are used together.
11524 (s390_va_start): Remove the backchain && packed-stack special case.
11525 (s390_gimplify_va_arg): Likewise.
11526 * doc/invoke.texi: Remove the ABI incompatibility note.
11528 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11530 * config/s390/s390.c (struct s390_frame_layout): Remove
11532 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11533 save_backchain_p with TARGET_BACKCHAIN.
11535 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11538 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11539 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11540 * function.c (locate_and_pad_parm): Set new field.
11541 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11542 Tweak where_pad test to include "none". Always set mem align for
11544 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11545 not sufficient for type.
11546 (assign_parm_setup_block): If stack_parm is zero on entry, always
11547 make a new stack local. Block move old stack parm if necessary
11548 to new aligned stack local.
11549 (assign_parm_setup_stack): Use a block move to handle
11550 potentially misaligned entry_parm.
11551 (assign_parms_unsplit_complex): Specify required alignment when
11552 creating stack local.
11553 * calls.c (compute_argument_addresses): Override alignment of stack
11554 arg calculated from its type with the alignment given by
11555 FUNCTION_ARG_BOUNDARY.
11556 (store_one_arg): Likewise.
11558 2005-01-11 Jan Beulich <jbeulich@novell.com>
11560 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11561 Change respective itanium_class attribute to ialu.
11562 (shladdp4_internal): New.
11563 * config/ia64/predicates.md (shladd_log2_operand): New.
11565 2005-01-11 Richard Henderson <rth@redhat.com>
11567 * expr.c (store_constructor): Use rtvec_alloc instead of
11568 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11570 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11572 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11574 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11576 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11577 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11578 (TARGET_RWRELOC): Define.
11579 (ia64_rwreloc_section_type_flags): Delete.
11580 (ia64_section_type_flags): New function.
11581 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11582 (TARGET_RWRELOC): Define.
11584 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11587 * config/ia64/ia64.c (process_set): For alloc insn, only call
11588 process_epilogue is !frame_pointer_needed.
11590 2005-01-10 Roger Sayle <roger@eyesopen.com>
11593 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11594 unary operator and can't be treated as a binary/comparison operator.
11596 2005-01-10 Richard Henderson <rth@redhat.com>
11598 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11599 (ix86_return_in_memory): Likewise.
11600 (function_arg_advance): Likewise. Mirror structure in function_arg
11601 for choosing register to advance.
11603 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11605 * tree-vectorizer.c, tree.def: Fix comment typos.
11607 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11609 * config/s390/s390.c (struct processor_costs): 4 new fields:
11610 ddbr, ddr, debr, der.
11611 (s390_rtx_costs): More precise handling of divide instructions.
11613 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11615 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11617 2005-01-10 Jan Beulich <jbeulich@novell.com>
11619 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11620 names resulting from -ffunction-sections/-fdata-sections and linkonce
11622 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11623 based on the section name. Rearrange the section name comparison logic
11624 slightly so that each section name is compared against at most once.
11626 2005-01-10 Ben Elliston <bje@au.ibm.com>
11628 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11629 targets for which -fPIC reduces limitations on the GOT size.
11631 2005-01-09 Falk Hueffner <falk@debian.org>
11633 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11636 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11639 * collect2.c (main): Set aixrtl_flag for -brtl option.
11640 (resolve_lib_name): Search for .so file extension before .a
11641 if aixrtl_flag set.
11643 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11645 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11646 (vect_analyze_data_refs_alignment): Add dump prints.
11648 2005-01-09 Ira Rosen <irar@il.ibm.com>
11650 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11651 expr_invariant_in_loop_p.
11652 Initialize outputs first thing in the function.
11653 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11654 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11655 (vect_analyze_pointer_ref_access): Check that the initial condition of
11656 the access function is loop invariant.
11658 2005-01-09 Richard Henderson <rth@redhat.com>
11660 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11661 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11662 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11663 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11664 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11665 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11666 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11667 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11668 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11669 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11670 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11671 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11672 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11673 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11674 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11675 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11676 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11677 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11678 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11679 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11680 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11681 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11682 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11684 (mmx_clrdi, pavgusb): Remove.
11685 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11686 with leading sse_ prefix.
11687 * config/i386/sse.md: Receive them.
11688 * config/i386/mmx.md: New file.
11689 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11690 (subrv2sf3): Turn into expander for normal subtraction.
11691 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11692 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11693 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11694 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11695 commutative; use ix86_binary_operator_ok.
11696 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11697 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11698 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11699 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11700 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11701 Macroize from existing patterns; use ix86_binary_operator_ok.
11702 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11703 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11704 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11705 with vec_select+vec_concat.
11706 (mmx_pshufw, mmx_pshufw_1): Likewise.
11707 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11708 (mmx_uavgv4hi3): Model correctly.
11709 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11710 _mm_xor_si64): Remove casts.
11712 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11714 PR tree-optimization/19224
11715 * tree-scalar-evolution.c (get_instantiated_value,
11716 set_instantiated_value): New functions.
11717 (instantiate_parameters_1): Cache the results.
11718 (instantiate_parameters, resolve_mixers): Initialize and free
11721 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11723 * config/i386/i386.md (addhi_4): Correct reference in comment.
11726 2005-01-08 Richard Henderson <rth@redhat.com>
11728 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11729 (_mm_cvtsi128_si64x): Likewise.
11730 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11731 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11732 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11733 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11734 * config/i386/i386-protos.h: Update.
11735 * config/i386/i386.c (print_operand): Add 'H'.
11736 (ix86_fixup_binary_operands): Split out from ...
11737 (ix86_expand_binary_operator): ... here.
11738 (ix86_fixup_binary_operands_no_copy): New.
11739 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11740 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11741 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11742 (safe_vector_operand): Use CONST0_RTX.
11743 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11744 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11745 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11746 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11748 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11749 (IX86_BUILTIN_CMPNGESS): New.
11750 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11751 (attr type): Add sselog1.
11752 (attr unit, attr memory): Handle it.
11753 (movti, movti_internal, movti_rex64): Move near other integer moves.
11754 (movtf, movtf_internal): Move near other fp moves.
11755 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11756 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11757 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11758 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11759 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11760 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11761 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11762 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11763 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11764 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11765 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11766 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11767 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11768 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11769 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11770 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11771 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11772 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11773 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11774 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11775 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11776 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11777 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11778 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11779 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11780 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11781 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11782 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11783 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11784 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11785 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11786 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11787 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11788 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11789 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11790 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11791 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11792 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11793 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11794 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11795 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11796 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11797 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11798 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11800 (SSEPUSH, push<SSEPUSH>): Remove.
11801 (MMXPUSH, push<MMXPUSH>): Remove.
11802 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11803 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11804 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11805 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11806 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11807 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11808 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11809 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11810 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11811 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11812 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11813 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11814 (ppro_sse_log_V4SF): Handle sselog1.
11815 * config/i386/predicates.md (const_0_to_1_operand): New.
11816 (const_0_to_255_mul_8_operand): New.
11817 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11818 (const_2_to_3_operand, const_4_to_7_operand): New.
11819 * config/i386/sse.md: New file.
11820 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11821 (sse_movups): Rename from sse_movups_1.
11822 (sse_loadlss): Rename from sse_loadss_1.
11823 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11825 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11826 (absv4sf2, negv2df, absv2df): New.
11827 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11828 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11829 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11830 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11831 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11832 (sse3_addsubv4sf3): Model correctly.
11833 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11834 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11835 (sse_movhlps): Model with vec_select+vec_concat.
11836 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11837 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11838 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11839 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11840 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11841 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11842 sse2_pshufhw_1): Likewise.
11843 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11844 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11845 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11846 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11847 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11848 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11849 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11850 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11851 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11852 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11853 sminv8hi3): Mark commutative
11854 operands. Use ix86_binary_operator_ok.
11855 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11856 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11857 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11858 sse2_punpcklqdq): Allow operand2 in memory.
11859 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11860 sse2_movsd): Add memory alternatives.
11861 (sse_storelps): Turn expander into an insn; split after reload.
11862 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11863 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11865 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11867 * configure.ac (DWARF-2 debug_line): Use objdump.
11868 * configure: Regenerate.
11870 2005-01-08 Jeff Law <law@redhat.com>
11871 Diego Novillo <dnovillo@redhat.com>
11873 PR tree-optimization/18241
11874 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11875 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11876 statements with volatile operands.
11877 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11878 operands after marking a statement with has_volatile_ops.
11880 2005-01-08 Roger Sayle <roger@eyesopen.com>
11882 * tree.c (int_fits_type_p): Always honor integer constant
11883 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11885 2005-01-08 Roger Sayle <roger@eyesopen.com>
11887 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11888 the latent bug in rtl_delete_block has been resolved.
11890 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11892 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11893 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11895 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11897 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11898 library as @multilib_dir@/$(SHLIB_SONAME).
11900 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11902 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11903 * configure: Regenerate.
11905 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11907 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11910 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11913 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11914 Convert non-word aligned offset address using ld/std into
11917 2005-01-07 Richard Henderson <rth@redhat.com>
11919 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11921 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11923 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11925 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11927 PR tree-optimization/19283
11928 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11929 is not shorter than the original type.
11931 PR rtl-optimization/19012
11932 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11934 PR rtl-optimization/18861
11935 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11936 (FULL_STATE): Define.
11937 (mark_tablejump_edge): New function.
11938 (purge_dead_tablejump_edges): New function.
11939 (find_bb_boundaries): Use it.
11941 PR tree-optimization/18828
11942 * builtins.c (expand_builtin_next_arg): Remove argument and all
11943 the argument checking.
11944 (expand_builtin): Adjust caller.
11945 (expand_builtin_va_start): Likewise. Remove error for too many
11947 (fold_builtin_next_arg): Issue error for too many arguments.
11948 After checking arguments, replace them with magic arguments that
11949 prevent further checking of the args.
11951 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11953 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11955 2005-01-06 Roger Sayle <roger@eyesopen.com>
11958 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11959 and %{.S:...} (and their negative variants) to test whether the
11960 input file is assembler or pre-processed-assembler independent of
11961 the actual filename extension.
11963 2005-01-06 Roger Sayle <roger@eyesopen.com>
11965 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11966 of sign or zero extended values.
11968 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11970 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11971 for IBM long double format correctly.
11973 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11975 Fix PR tree-optimization/18792
11977 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11978 to first_loop_depth, and use loop depth instead of loop number.
11979 (build_classic_dir_vector): Ditto.
11980 (compute_data_dependences_for_loop): Use depth, not loop number.
11981 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11982 number. Pass in loops, instead of loop numbers.
11983 (gather_interchange_stats): Ditto.
11984 (linear_transform_loops): Ditto.
11986 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11989 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11990 biv_fits_mode_p, extension_within_bounds_p): New functions.
11991 (check_ext_dependent_givs): Use them.
11993 2005-01-06 Roger Sayle <roger@eyesopen.com>
11995 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11996 more than one barrier, in which case we should delete them all.
11998 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12000 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12002 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12004 Fix PR middle-end/19286
12006 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12007 output this subprogram, simply ignore this attempt to do it again.
12008 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12009 origin attribute if it's not possible.
12010 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12011 (decls_for_scope): Ditto.
12012 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12013 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12015 2005-01-05 Richard Henderson <rth@redhat.com>
12018 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12019 (bdesc_2arg): Use it.
12020 (ix86_expand_binop_builtin): Force operands into registers
12022 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12023 ix86_expand_sse_compare, ix86_expand_sse_comi,
12024 ix86_expand_builtin): Likewise.
12026 2005-01-05 Richard Henderson <rth@redhat.com>
12028 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12030 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12031 (mulv4hi3): Set itanium_class mmmul.
12032 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12033 (fpack): Rename from fpack_sfsf.
12035 2005-01-05 Richard Henderson <rth@redhat.com>
12038 * reload1.c (do_input_reload): Restrict the optimization deleteing
12039 a previous output reload to RELOAD_FOR_INPUT.
12041 2005-01-05 Steven Bosscher <stevenb@suse.de>
12043 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12044 comment that we fall through after case.
12045 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12046 (distribute_links): Likewise.
12047 * cse.c (cse_insn): Likewise.
12048 * cselib.c (cselib_invalidate_mem): Likewise.
12049 * df.c: Update comments at the top of the file.
12050 (read_modify_subreg_p): Update comments here too.
12051 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12052 * flow.c (mark_set_1): Likewise.
12053 (mark_used_regs): Likewise.
12054 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12055 (canon_list_insert): Likewise.
12056 (mark_set): Likewise.
12057 (try_replace_reg): Likewise.
12058 (store_killed_in_insn): Likewise.
12059 * loop.c (count_one_set): Likewise.
12060 (basic_induction_var): Likewise.
12061 * postreload-gcse.c (find_mem_conflicts): Likewise.
12062 * postreload.c (reload_combine_note_store): Likewise.
12063 (move2add_note_store): Likewise.
12064 * reload.c (find_equiv_reg): Likewise.
12065 (mark_referenced_resources): Likewise.
12066 * rtlanal.c (set_noop_p): Likewise.
12067 (note_stores): Likewise.
12068 (note_uses): Likewise.
12069 * sched-deps.c (sched_analyze_1): Likewise.
12070 * sched-rgn.c (check_live_1): Likewise.
12071 (update_live_1): Likewise.
12072 * config/i860/i860.c: Likewise.
12074 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12076 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12078 * doc/rtl.texi: Update documentation for bit-fields and SET.
12080 2005-01-05 Roger Sayle <roger@eyesopen.com>
12082 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12084 2005-01-05 Jan Hubicka <jh@suse.cz>
12085 Richard Henderson <rth@redhat.com>
12088 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12091 2005-01-05 Richard Henderson <rth@redhat.com>
12094 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12095 (sse_shufps): Change operand 3 to const_int_operand.
12096 (sse2_storelps): Fix typo in template.
12097 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12098 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12099 (ix86_expand_builtin): Likewise.
12101 2005-01-05 Julian Brown <julian@codesourcery.com>
12103 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12104 as aggregates for AAPCS ABIs.
12106 2005-01-05 Stan Shebs <shebs@apple.com>
12108 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12109 Mach-O getters if ppc64.
12110 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12112 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12113 signed four-byte field for global code case.
12114 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12116 2005-01-05 Roger Sayle <roger@eyesopen.com>
12118 PR middle-end/19100
12119 * c-common.c: Include real.h.
12120 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12121 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12122 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12123 * Makefile.in (c-common.o): Update dependencies.
12125 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12127 * c-parse.in (asm_string): Add trailing semicolon.
12129 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12131 * c-parse.in (asm_string): New. Don't allow wide strings in
12133 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12134 asm_string instead of STRING.
12136 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12138 * c-typeck.c (constructor_no_implicit): Remove.
12139 (set_designator, process_init_element): Don't check
12140 constructor_no_implicit.
12142 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12143 Kaz Kojima <kkojima@gcc.gnu.org>
12146 * lcm.c (create_pre_exit): New.
12147 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12148 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12150 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12152 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12153 -msoft-float in target_float_switch.
12154 * arm.c (arm_override_options): Fix processing of target_float_switch.
12156 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12158 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12161 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12163 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12164 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12166 2005-01-04 Roger Sayle <roger@eyesopen.com>
12168 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12169 if deleting the then-block allows the test-block to fallthru to the
12172 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12175 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12176 after the full declaration if the are in two different TUs.
12178 2005-01-04 Richard Henderson <rth@redhat.com>
12181 * tree-sra.c (generate_one_element_init): Just
12182 call gimplify_and_add.
12183 (generate_element_init): Record the
12184 new referenced variables and mark them for renaming
12185 and split out to ...
12186 (generate_element_init_1): This.
12187 (scalarize_init): Don't call push_gimplify_context/
12188 pop_gimplify_context.
12190 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12192 * toplev.c (get_src_pwd): Handle failure of getpwd().
12194 2005-01-04 Roger Sayle <roger@eyesopen.com>
12196 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12198 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12199 all the cases handled by it are inverted by invert_truthvalue.
12201 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12203 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12204 (save_register_windowsi): Likewise.
12206 2005-01-04 Richard Henderson <rth@redhat.com>
12208 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12210 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12212 PR middle-end/17767
12213 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12214 any simplifications of vector mode comparison operators.
12215 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12217 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12218 Devang Patel <dpatel@apple.com>
12220 PR tree-optimization/18308
12221 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12222 the operands before creating a new expression.
12223 * dojump.c (do_jump): Make drop_through_label available
12224 for all cases. Add expansion of COND_EXPR.
12226 2005-01-04 Ira Rosen <irar@il.ibm.com>
12228 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12229 INTEGER_CST instead of TREE_CONSTANT.
12230 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12231 instead of TREE_CONSTANT.
12232 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12233 instead of TREE_CONSTANT.
12235 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12237 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12239 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12242 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12243 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12245 2005-01-03 Richard Henderson <rth@redhat.com>
12247 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12248 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12249 fold_convert_const_real_from_real): Split out from ...
12250 (fold_convert_const): ... here.
12252 2005-01-03 Richard Henderson <rth@redhat.com>
12255 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12256 (mov<MMXMODEI>_internal): Likewise.
12257 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12258 Add V2SF case; use it for SSE1; don't use TI.
12259 (movdf_integer): Likewise.
12260 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12262 2005-01-03 Ira Rosen <irar@il.ibm.com>
12264 * tree-vectorizer.c (vect_strip_conversions): New function.
12265 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12266 check for binary class.
12268 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12272 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12274 * gimple-low.c (mark_blocks_with_used_vars): New function.
12275 (mark_blocks_with_used_subblocks): Ditto.
12276 (mark_used_blocks): Ditto.
12277 (pass_mark_used_blocks): New pass.
12278 * tree-inline.c: Include debug.h.
12279 (expand_call_inline): Call outlining_inline_function here.
12280 * tree-optimize.c (init_tree_optimization_passes): Add
12281 pass_mark_used_blocks.
12282 * tree-pass.h (pass_mark_used_blocks): New.
12283 * Makefile.in (tree-inline.o): Add debug.h dependency.
12285 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12287 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12288 VAR_DECLs to have weak_import attribute.
12290 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12293 2004-01-03 Steven Bosscher <stevenb@suse.de>
12295 * passes.c (rest_of_compilation): Don't run regmove if only
12296 flag_expensive_optimizations, require flag_regmove instead.
12298 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12300 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12302 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12303 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12304 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12305 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12307 2005-01-03 Richard Henderson <rth@redhat.com>
12309 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12310 (ia64_const_ok_for_letter_p): New.
12311 (ia64_const_double_ok_for_letter_p): New.
12312 (ia64_extra_constraint): New.
12313 (ia64_expand_vecint_compare): New.
12314 (ia64_expand_vcondu_v2si): New.
12315 (ia64_expand_vecint_cmov): New.
12316 (ia64_expand_vecint_minmax): New.
12317 (ia64_print_operand): Add 'v'.
12318 (ia64_preferred_reload_class): New.
12319 (ia64_vector_mode_supported_p): New.
12320 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12321 (PREFERRED_RELOAD_CLASS): Move to function.
12322 (CONST_OK_FOR_LETTER_P): Move to function.
12323 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12324 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12325 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12326 (EXTRA_CONSTRAINT): Move to function.
12327 * config/ia64/ia64.md: Include vect.md.
12328 (itanium_class): Add mmalua.
12330 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12332 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12333 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12335 (const_int_2bit_operand): New.
12336 (fr_reg_or_0_operand): New.
12337 * config/ia64/ia64-modes.def: Add vector modes.
12338 * config/ia64/ia64-protos.h: Update.
12339 * config/ia64/vect.md: New file.
12341 2005-01-03 Richard Henderson <rth@redhat.com>
12343 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12345 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12348 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12350 (log1pdf2): Change mode of operands[0,1] to DFmode.
12352 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12354 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12355 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12356 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12357 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12358 SPARC_RELAXED_ORDERING.
12360 2005-01-03 Richard Henderson <rth@redhat.com>
12361 Uros Bizjak <uros@kss-loka.si>
12364 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12365 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12366 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12368 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12369 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12370 const_pow2_1_to_128_operand): New predicates.
12372 2005-01-02 Greg McGary <greg@mcgary.org>
12374 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12376 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12377 object. [ptr_type]: Remove unused variable.
12378 Remember nearest addressable array-element or record-component
12379 when checking bitfield components. Tolerate empty BIND_EXPR.
12381 2005-01-01 Richard Henderson <rth@redhat.com>
12383 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12384 that don't narrow the value. Fail for other conversions.
12386 2005-01-01 Richard Henderson <rth@redhat.com>
12389 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12390 * c-lang.c (finish_file): Don't do it here.
12391 * objc/objc-act.c (objc_finish_file): Likewise.
12393 * cgraph.c (decl_assembler_name_equal): New.
12394 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12395 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12396 * cgraph.h (struct cgraph_varpool_node): Add next.
12397 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12398 * varasm.c (assemble_alias): Mark the target as needed.
12400 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12402 PR middle-end/19221
12403 * function.c (get_arg_pointer_save_area): Use entry_of_function
12404 instead of get_insns.
12406 2005-01-01 Roger Sayle <roger@eyesopen.com>
12407 Andrew Pinski <pinskia@physics.uc.edu>
12408 James E. Wilson <wilson@specifixinc.com>
12410 PR rtl-optimization/12092
12411 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12414 2005-01-01 Roger Sayle <roger@eyesopen.com>
12415 Olivier Hainque <hainque@act-europe.fr>
12417 * tree.c (int_fits_type_p): A narrower type always fits in a
12418 wider one, except for negative values into unsigned types.
12420 2005-01-01 Roger Sayle <roger@eyesopen.com>
12422 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12423 with the original constant rather than require TREE_OVERFLOW.
12425 2005-01-01 Steven Bosscher <stevenb@suse.de>
12427 PR middle-end/17544
12428 * c-decl.c (finish_function): If compiling C99, annotate the
12429 compiler generated return with the current file name and line 0.
12430 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12431 the source line is greater than 0.
12432 (remove_bb): Likewise.