1 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3 PR tree-optimization/21001
4 * tree-optimize.c (init_tree_optimization_passes): Move the
5 first pass_forwprop immediately before pass_vrp.
7 2005-04-17 Ian Lance Taylor <ian@airs.com>
9 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
10 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
11 from enum tree_code op to bool is_sizeof.
12 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
13 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
14 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
16 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
18 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
21 2005-04-17 Ian Lance Taylor <ian@airs.com>
23 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
25 2005-04-17 Richard Henderson <rth@redhat.com>
27 * config/alpha/alpha.c (va_list_skip_additions): Only define if
29 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
30 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
31 of indirection through ssa names while looking for the gpr counter
33 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
34 saved va_list_gpr_size and va_list_fpr_size.
36 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
38 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
39 both pointers or both integers.
41 * tree-vrp.c (maybe_add_assert_expr): Don't assert
42 ASSERT_EXPRs for single-use variable.
44 * tree-into-ssa.c: Fix a comment typo.
46 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
48 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
49 -mipsN before forcing a default of -mips2.
51 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
53 * predict.h (IS_TAKEN): Remove.
54 * rtl.h (NOTE_PREDICTION): Likewise.
56 * modulo-sched.c (CFG_HOOKS): Remove.
58 * c-parser.c (N_C_TTYPES): Remove.
60 * tree-flow-inline.h (get_stmt_operands): Remove.
61 * lambda-code.c, tree-ssa-loop-unswitch.c,
62 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
63 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
64 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
65 calls to get_stmt_operands.
66 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
68 2005-04-17 Richard Henderson <rth@redhat.com>
71 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
72 of CUMULATIVE_ARGS past the last named argument.
73 (alpha_va_start): Expect pretend_args_size only if strictly less than
76 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
79 * builtins.c (expand_builtin_strcat): Convert the result of
80 strlen to the right type.
81 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
82 avoid creating type mismatches.
83 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
86 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
88 2005-04-16 Richard Henderson <rth@redhat.com>
91 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
92 Use the mode of boolean_type_node when the user doesn't provide one.
93 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
95 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
98 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
101 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
104 2005-04-16 Roger Sayle <roger@eyesopen.com>
105 Steven Bosscher <stevenb@suse.de>
107 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
108 (fold_unary_to_constant): Likewise.
110 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
112 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
115 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
117 * doc/install.texi (Specific): Avoid using asterisks in @anchor
118 names related to target triplets.
119 Remove i?86-*-esix from platform directory.
120 Remove powerpc-*-eabiaix from platform directory.
122 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
125 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
126 falling through from SUBREG case to REG.
128 2005-04-15 Roger Sayle <roger@eyesopen.com>
130 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
131 (fold_binary): Update comment mentioning fold_relational_hi_lo.
132 (fold_binary_to_constant): Simplify using fold_binary.
133 (fold_unary_to_constant): Likewise, simplify using fold_unary.
135 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
137 * gthr-posix.c (pthread_cancel): Define.
138 (pthread_mutexattr_init): Likewise.
139 (pthread_mutexattr_settype): Likewise.
140 (pthread_mutexattr_destroy): Likewise.
142 2005-04-15 David S. Miller <davem@davemloft.net>
145 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
147 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
149 PR tree-optimization/21031
150 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
151 (forward_propagate_into_cond_1): Call it. Forward propagate
152 integer-integer casts into COND_EXPRs.
154 2005-04-15 Dave Korn <dave.korn@artimi.com>
156 * gcc.c (default_compilers): Clarify obscure error message when
157 reading from standard input.
159 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
161 * basic-block.h (PROP_EQUAL_NOTES): Remove.
162 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
164 * tree-ssa-alias.c (init_alias_info): Remove a call to
167 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
169 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
170 of non-virtual PHI nodes like we use to.
172 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
174 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
175 (attr_copy_rtx): Do not use it.
177 2005-04-15 Andrew Macleod <amacleod@redhat.com>
179 * doc/tree-ssa.texi: Grammer/abbreviation updates.
181 2005-04-15 Diego Novillo <dnovillo@redhat.com>
183 * tree-vect-transform.c (vectorizable_store): Mark necessary
184 objects in the vectorized store needing renaming. Update the
185 SSA graph for V_MAY_DEF operands in the original store.
187 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
189 * tree-ssa-pre.c (compute_avail): It's okay to have
190 TREE_INVARIANT's here, and value number the resulting expressions.
191 (create_expression_by_pieces): Make sure operands that were
192 min_invariant when we started, stay that way.
194 2005-04-15 David Edelsohn <edelsohn@gnu.org>
196 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
198 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
200 PR tree-optimization/20936.
201 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
203 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
205 * doc/invoke.texi: Fix typos.
206 * doc/md.texi: Likewise.
207 * doc/rtl.texi: Likewise.
208 * doc/sourcebuild.texi: Likewise.
209 * doc/tm.texi: Likewise.
211 2005-04-15 Uros Bizjak <uros@kss-loka.si>
213 PR tree-optimization/21004
214 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
215 and floorl in c99 mode only.
216 * builtins.c (expand_builtin_int_roundingfn): Assert that
217 fallback_fndecl is not NULL_TREE.
219 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
221 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
222 * basic-block.h: Update the prototype for
223 purge_all_dead_edges.
224 * cfgexpand.c (tree_expand_cfg): Update a call to
225 purge_all_dead_edges.
226 * combine.c (combine_instructions): Likewise.
227 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
228 rest_of_handle_cse2, rest_of_handle_gcse,
229 rest_of_handle_postreload): likewise.
231 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
234 * gimplify.c (gimplify_addr_expr): Compensate for removal of
235 e.g. cv-qualification conversions.
237 2005-04-14 Mike Stump <mrs@apple.com>
239 * config/darwin-c.c (framework_construct_pathname): We must
240 find all headers of a framework in the first instance of it
241 found in the seach path.
243 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
245 PR tree-optimization/21021
246 * tree-vrp.c (compare_values): Work around a bug in the front
247 end that produces a comparison of mismatched types.
249 2004-04-14 Richard Henderson <rth@redhat.com>
251 * config/ia64/ia64.h (enum fetchop_code): Remove.
252 (enum ia64_builtins): Move ...
253 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
254 members except BSP and FLUSHRS.
255 (ia64_init_builtins): Remove __sync builtins.
256 (ia64_expand_builtin): Likewise.
257 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
258 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
259 (ia64_expand_lock_release): Remove.
260 * config/ia64/ia64.md (mf): Move to sync.md.
261 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
262 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
263 * config/ia64/sync.md: New file.
264 (memory_barrier): Rename from mf.
265 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
266 (cmpxchg_acq_<I48MODE>): Likewise.
267 (sync_lock_test_and_set<I48MODE>): Likewise.
269 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
270 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
272 2004-04-14 Richard Henderson <rth@redhat.com>
274 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
275 (ix86_compare_emitted): New.
276 (ix86_expand_compare): Use ix86_compare_emitted if set.
277 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
278 and ix86_compare_op0 are set.
279 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
280 (TARGET_CMPXCHG, TARGET_XADD): New.
281 (ix86_compare_emitted): Declare.
282 * config/i386/i386.md: Include sync.md
283 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
284 (UNSPECV_XCHG, UNSPECV_LOCK): New.
285 * config/i386/sync.md: New file.
287 2004-04-14 Richard Henderson <rth@redhat.com>
290 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
291 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
292 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
293 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
294 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
295 BT_FN_I8_VPTR_I8_I8): New.
296 * builtins.def (DEF_SYNC_BUILTIN): New.
297 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
298 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
299 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
300 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
301 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
302 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
303 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
304 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
305 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
306 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
307 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
308 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
309 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
310 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
311 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
312 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
313 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
314 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
315 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
316 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
317 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
318 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
319 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
320 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
321 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
322 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
323 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
324 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
325 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
326 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
327 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
328 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
329 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
330 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
331 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
332 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
333 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
334 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
335 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
336 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
337 BUILT_IN_SYNCHRONIZE: New.
338 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
339 as a function. Accept __sync_ as a prefix as well.
340 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
341 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
342 expand_builtin_lock_release): New.
343 (expand_builtin): Call them.
344 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
345 neither BOTH_P nor FALLBACK_P are defined.
346 (builtin_type_for_size): New.
347 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
348 (resolve_overloaded_builtin): New.
349 * c-common.h (resolve_overloaded_builtin): Declare.
350 (builtin_type_for_size): Declare.
351 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
352 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
353 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
354 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
355 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
356 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
357 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
358 sync_compare_and_swap_cc, sync_lock_test_and_set,
359 sync_lock_release): New.
360 * optabs.h: Declare them.
361 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
362 expand_sync_operation, expand_sync_fetch_operation,
363 expand_sync_lock_test_and_set): Declare.
364 * genopinit.c (optabs): Add sync optabs.
365 * optabs.c (init_optabs): Initialize sync optabs.
366 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
367 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
368 expand_sync_operation, expand_sync_fetch_operation,
369 expand_sync_lock_test_and_set): New.
370 * doc/extend.texi (Atomic Builtins): New section
371 * doc/md.texi (Standard Names): Add sync patterns.
373 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
375 * tree-eh.c (lower_try_finally_copy): Generate new code in
376 response to goto_queue entries as if the queue was sorted by
378 (lower_try_finally_switch): Likewise.
380 2005-04-14 Richard Henderson <rth@redhat.com>
382 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
383 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
385 (ix86_expand_fp_movcc): Update to match.
386 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
387 * config/i386/i386-protos.h: Update.
388 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
389 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
391 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
393 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
396 2005-04-14 Julian Brown <julian@codesourcery.com>
398 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
399 link failures on ppc64 Linux.
401 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
403 * config.gcc: Set cpu_type for s390.
405 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
407 Fix PR tree-optimization/20963
408 * tree-ssa-pre.c (compute_avail): Remove special case for
410 (create_expression_by_pieces): Add value numbers for forced out
413 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
415 * config/cris/cris.md: Replace references to (reg:SI 16) with
416 (reg:SI CRIS_SRP_REGNUM).
418 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
420 PR tree-optimization/20657
421 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
422 create an appropriate range from it.
424 2005-04-14 Uros Bizjak <uros@kss-loka.si>
426 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
427 <UNSPEC_FIST_CEIL> case.
429 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
430 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
431 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
432 to implement lfloor and llfloor built-ins as x87 intrinsic function.
433 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
434 (lfloor<mode>2): New expanders.
435 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
436 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
437 to implement lceil and llceil built-ins as x87 intrinsic function.
438 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
439 (lceil<mode>2): New expanders.
441 2005-04-14 Uros Bizjak <uros@kss-loka.si>
443 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
444 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
446 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
449 * config/s390/s390-modes.def: Define TFmode.
451 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
453 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
454 (JUMP_TABLES_IN_TEXT_SECTION): Define.
455 * config/mips/mips.c (mips16_insn_length): Remove reference to
456 JUMP_TABLES_IN_TEXT_SECTION.
458 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
460 * simplify-rtx.c (simplify_binary_operation_1): Return
461 scalar or vector of constant 0, depending on the xor's
464 2005-04-13 Dale Johannesen <dalej@apple.com>
466 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
468 * objc/objc-act.c (objc_gimplify_expr): New.
469 (objc_get_callee_fndecl): New.
470 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
471 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
472 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
474 2005-04-13 Devang Patel <dpatel@apple.com>
476 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
479 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
481 CRIS prologue as RTL.
482 * config/cris/cris-protos.h (cris_emit_movem_store)
483 (cris_expand_prologue): Prototype.
484 * config/cris/cris.c (struct machine_function): New member
486 (cfa_label_num, cris_target_asm_function_prologue): Remove.
487 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
488 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
489 (cris_load_multiple_op, cris_return_address_on_stack)
490 (cris_return_address_on_stack_for_return): ISO-Cify.
491 (cris_store_multiple_op): New predicate function.
492 (cris_expand_prologue, cris_emit_movem_store): New functions.
493 (cris_print_operand) <case 'O'>: Handle modifications other than
495 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
496 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
497 (cris_gen_movem_load): Rearrange slightly to make local variable
498 src a parameter, removing osrc.
499 (cris_setup_incoming_varargs): Set machine_function member
500 stdarg_regs to correspond to the number of registers that need to
502 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
504 (PREDICATE_CODES): Add cris_store_multiple_op. Make
505 cris_general_operand_or_gotless_symbol accept UNSPEC.
506 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
507 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
508 ("*cris_store_multiple"): New pattern. Tweak common comment above
509 this and "*cris_load_multiple".
510 ("prologue"): New define_expand.
512 * config/cris/cris.md ("epilogue"): Conditionalize on
513 TARGET_PROLOGUE_EPILOGUE.
515 2005-04-13 Steve Ellcey <sje@cup.hp.com>
518 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
519 fpsr 0 instead of fpsr 1.
520 (divsf3_internal_thr): Ditto.
521 (divdf3_internal_lat): Ditto.
522 (divdf3_internal_thr): Ditto.
523 (divxf3_internal_lat): Ditto.
524 (divxf3_internal_thr): Ditto.
526 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
528 PR tree-optimization/20913
529 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
531 PR tree-optimization/20702
532 * tree-vrp.c (maybe_add_assert_expr): Recurse into
533 dominator children that haven't been walked into.
535 2005-04-13 Julian Brown <julian@codesourcery.com>
537 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
538 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
541 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
543 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
544 config/i386/sse.md: Fix comment typos.
546 * genattrtab.c (NULL_ATTR): Remove.
547 * ifcvt.c (NULL_EDGE): Likewise.
549 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
551 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
552 NOTE_PREDICT): Remove.
554 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
556 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
557 * configure: Regenerate.
558 * config.in: Likewise.
559 * system.h: Declare vsnprintf if not already declared.
561 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
563 * optc-gen.awk: Handle stand-alone Mask records.
564 * opth-gen.awk: Likewise.
565 * doc/options.texi (Option file format): Document them.
566 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
567 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
568 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
569 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
570 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
571 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
572 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
573 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
574 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
575 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
576 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
577 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
578 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
579 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
580 TARGET_LONG_DOUBLE_128): Likewise.
581 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
582 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
583 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
584 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
585 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
586 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
587 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
588 * config/sparc/sparc.c (fpu_option_set): New global.
589 (sparc_handle_option): New function.
590 (sparc_override_options): Test fpu_option_set.
591 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
592 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
593 * config/sparc/sparc.opt: New file.
594 * config/sparc/little-endian.opt: Likewise.
595 * config/sparc/long-double-switch.opt: Likewise.
597 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
599 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
600 (bfin_handle_options): Set it if -mshared-library-id= is seen.
601 * config/bfin/bfin.opt (mshared-library-id=): Lose
602 Var(bfin_lib_id_given).
604 2005-04-13 Matt Thomas <matt@3am-software.com>
606 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
609 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
611 * rtl.h (CLEAR_RTX_FLAGS): Remove.
613 * cgraphunit.c (INSNS_PER_CALL): Remove.
615 * tree-ssa-forwprop.c (vars,
616 record_single_argument_cond_exprs,
617 substitute_single_use_vars): Remove.
618 (forward_propagate_into_cond_1, forward_propagate_into_cond):
620 (tree_ssa_forward_propagate_single_use_vars): Call
621 forward_propagate_into_cond for each COND_EXPR.
623 * tree-inline.c (INSNS_PER_STMT): Remove.
625 2005-04-12 Richard Henderson <rth@redhat.com>
627 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
628 (ix86_expand_sse_fp_minmax): ... from ...
629 (ix86_expand_fp_movcc): ... here.
630 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
631 * config/i386/i386-protos.h: Update.
632 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
633 (sse_setccsf, sse_setccdf): Allow before reload.
634 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
635 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
636 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
637 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
638 (anddf3, nanddf3, iordf3, xordf3): New.
640 2005-04-12 Jeff Law <law@redhat.com>
642 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
643 (tree-ssa-uncprop.o): Add dependencies.
644 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
645 * tree-flow.h (remove_useless_stmts): Remove prototype.
646 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
647 remove_useless_stmts.
648 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
649 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
650 * tree-pass.h (pass_uncprop): Declare.
651 * tree-ssa-uncprop.c: New file.
653 2005-04-12 James E. Wilson <wilson@specifixinc.com>
656 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
658 2005-04-12 Caroline Tice <ctice@apple.com>
660 Temporary fix for partitioning problems.
661 * passes.c (rest_of_handle_final): Remove code that
662 frees unlikely_text_section_name,
663 * varasm.c (assemble_start_function): Test for partitioning
664 flag before writing out section labels.
665 (assemble_end_function): Test for partitioning flag before
666 writing out section labels.
668 2005-04-12 Steven Bosscher <stevenb@suse.de>
669 Stuart Hastings <stuart@apple.com>
670 Jan Hubicka <jh@suse.cz>
672 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
673 references to gt-tree-cfg.h.
674 * basic-block.h (struct basic_block_def): Don't skip rbi
675 for garbage collection.
676 (struct reorder_block_def): Make GTY-able.
677 (struct control_flow_graph): New structure.
678 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
679 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
680 but instead defines to the control_flow_graph for cfun.
681 (label_to_block_map): New define, points to the label map of
682 the control_flow_graph for cfun.
683 (n_edges_for_function, n_basic_blocks_for_function,
684 last_basic_block_for_function, basic_block_info_for_function,
685 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
686 basic_block_info_for_function, label_to_block_map_for_function):
687 Counterparts for the above, taking a struct function as an extra
689 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
690 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
691 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
692 (alloc_rbi_pool, free_rbi_pool): Remove.
693 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
694 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
696 (cfg_layout_finalize) ... and don't free it here.
697 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
699 * flow.c (free_basic_block_vars): Set label_to_block_map and
701 * function.h (struct function): Add cfg field.
702 * function.c (allocate_struct_function): Allocate the cfg.
703 * tree-cfg.c (label_to_block_map): Remove.
704 (build_tree_cfg): Don't allocate the rbi pool here...
705 (delete_tree_cfg_annotations): ...and don't free it here.
706 Also don't nullify label_to_block_map for cfun.
708 2005-04-12 Caroline Tice <ctice@apple.com>
710 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
711 Revert my patch from April 9.
712 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
713 (reorder_basic_blocks): Revert my patch from April 9.
714 (insert_section_boundary_note): Revert my patch from April 9.
715 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
716 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
717 (COLD_END_LABEL): Revert my patch from April 9.
718 (cold_text_section_label): Revert my patch from April 9.
719 (cold_end_label): Revert my patch from April 9.
720 (dwarf2out_switch_text_section): Revert my patch from April 9.
721 (output_aranges): Revert my patch from April 9.
722 (output_ranges): Revert my patch from April 9.
723 (output_line_info): Revert my patch from April 9.
724 (add_location_or_const_value_attribute): Revert my patch from April 9.
725 (dwarf2out_var_location): Revert my patch from April 9.
726 (dwarf2out_init): Revert my patch from April 9.
727 (dwarf2out_finish): Revert my patch from April 9.
728 * function.h (struct function): Revert my patch from April 9.
729 * opts.c (decode_options): Revert my patch from April 9.
730 * output.h (unlikely_section_label, hot_section_label,
731 hot_section_end_label, cold_section_end_label,
732 unlikely_text_section_name): Revert my patch from April 9.
733 * passes.c (rest_of_handle_final): Revert my patch from April 9.
734 * varasm.c (unlikely_section_label, hot_section_label,
735 hot_section_end_label, cold_section_end_label,
736 unlikely_text_section_name): Revert my patch from April 9.
737 (initialize_cold_section_name): Revert my patch from April 9.
738 (unlikely_text_section): Revert my patch from April 9.
739 (in_unlikely_text_section): Revert my patch from April 9.
740 (named_section): Revert my patch from April 9.
741 (function_section): Revert my patch from April 9.
742 (current_function_section): Revert my patch from April 9.
743 (assemble_start_function): Revert my patch from April 9.
744 (assemble_end_function): Revert my patch from April 9.
745 (default_section_type_flags_1): Revert my patch from April 9.
747 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
749 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
750 * config/sparc/sparc.md (untyped_call): Save the registers manually.
752 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
754 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
757 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
758 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
760 2004-04-12 Richard Henderson <rth@redhat.com>
762 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
763 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
764 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
765 (UNSPEC_*, UNSPECV_*): Renumber.
767 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
770 From Richard Henderson <rth@redhat.com>:
771 * tree-mudflap.c (mf_build_check_statement_for): Correct block
774 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
776 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
778 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
780 * config/bfin/bfin.c (bfin_library_id_string): Remove.
781 (bfin_library_id): New variable.
782 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
783 instead of bfin_library_id_string.
784 (bfin_handle_option): New function.
785 (override_options): Remove most code to deal with shared library IDs,
786 just check they aren't used without -mid-shared-library.
787 (TARGET_HANDLE_OPTION): Define.
788 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
789 * config/bfin/bfin.opt (mshared-library-id=): New.
791 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
793 * tree-vect-transform.c: Fix comment typos.
795 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
797 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
798 split critical edges when not possible/profitable.
800 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
802 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
803 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
804 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
805 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
806 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
807 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
808 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
809 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
811 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
812 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
813 * config/ns32k/ns32k.opt: New file.
815 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
817 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
818 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
819 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
820 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
821 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
822 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
823 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
824 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
825 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
826 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
827 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
828 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
829 (MASK_COLDFIRE): Formatting fixes.
830 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
831 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
832 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
833 "_current_shared_library_a5_offset_".
834 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
835 (MASK_ALL_CPU_BITS): New macro.
836 (m68k_handle_option): New function.
837 (override_options): Remove handling of m68k_library_id_string.
838 * config/m68k/m68k.opt: New file.
839 * config/m68k/ieee.opt: New file.
841 2005-04-11 Mark Mitchell <mark@codesourcery.com>
843 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
844 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
845 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
846 (TARGET_CXX): Adjust accordingly.
847 * target.h (struct gcc_target): Remove epxort_class_data. Add
848 determine_class_data_visibility and class_data_always_comdat.
849 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
850 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
851 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
852 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
853 (arm_cxx_determine_class_data_visibility): New.
854 (arm_cxx_class_data_always_comdat): Likewise.
855 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
856 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
857 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
858 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
859 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
862 2005-04-11 Devang Patel <dpatel@apple.com>
864 * tree-data-ref.c (build_classic_dist_vector,
865 compute_subscript_distance): Make externally visible.
866 * tree-data-ref.h (build_classic_dist_vector,
867 compute_subscript_distance): Same.
868 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
869 Check distance vector against vectorization factor.
870 (vect_analyze_loop): Determine vectorizaion factor before
871 analyzing data dependences.
872 * tree-vectorizer.c (loops_num): Make it externally visible and
874 * tree-vectorizer.c (vect_loops_num): ... new name.
875 * tree-vectorizer.h (vect_loops_num): New.
877 2005-04-11 Devang Patel <dpatel@apple.com>
879 * tree-vect-analyze.c (vect_analyze_operations): Check
880 vectorizable codition.
881 * tree-vect-transform.c (vect_is_simple_cond): New function.
882 (vectorizable_condition): New function.
883 (vect_transform_stmt): Handle condition_vec_info_type.
884 * tree-vectorizer.h (enum stmt_vec_info_type): Add
885 condition_vec_info_type.
886 (vectorizable_condition): New.
888 2005-04-11 Geoffrey Keating <geoffk@apple.com>
890 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
891 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
892 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
894 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
895 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
897 * dwarf2out.c (output_line_info): Don't try to dereference
898 a NULL current_function_decl.
900 * config/t-slibgcc-darwin: Don't put shared libraries in
901 directories other than $(slibdir).
902 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
905 2005-04-11 Diego Novillo <dnovillo@redhat.com>
907 PR tree-optimization/20933
908 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
909 logic to reject aliases between read-only and writable
911 (may_alias_p): ... here.
912 (get_tmt_for): Do not associate read-only tags to pointers
913 whose pointed-to type is not read-only.
914 * tree-ssa.c (verify_ssa): Check that memory stores have at
915 least one V_MAY_DEF or V_MUST_DEF.
917 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
920 * configure.ac (gcc_UNLOCKED_FUNCS): New.
921 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
922 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
923 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
925 (fwrite_unlocked): Fix prototype.
927 * configure, config.in: Regenerate.
929 2005-04-11 David Edelsohn <edelsohn@gnu.org>
931 * tree-ssa-loop-im.c: Include real.h.
932 (determine_invariantness_stmt): If real division divisor is
933 invariant and flag_unsafe_math_optimizations enabled, generate
934 invariant reciprocal for hoisting.
935 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
937 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
939 Fix PR tree-optimization/20926
941 * tree-ssa-alias.c (add_type_alias): Handle subvars.
943 2005-04-11 Devang Patel <dpatel@apple.com>
945 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
948 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
950 * fold-const.c (fold_binary_op_with_conditional_arg):
951 use fold_buildN instead of "fold (buildN" in some
953 (fold_unary): Likewise.
954 (fold_binary): Likewise.
956 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
958 Fix PR tree-optimization/20612
959 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
961 (perfect_nestify): preheaderbb is *not* part of loop of the
964 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
966 * tree-ssa-alias.c (may_alias_p): If the variable
967 is a global variable and the pointer is parameter
968 and -fargument-noalias-global is used, then
969 the pointer cannot alias the variable.
971 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
973 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
974 * config/sparc/sparc.h: Likewise.
975 * config/sparc/sparc.md: Likewise.
977 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
979 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
981 * tree-vrp.c: Fix a comment typo.
983 2005-04-11 Diego Novillo <dnovillo@redhat.com>
985 PR tree-optimization/20920
986 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
987 SSA_NAME flows through an abnormal edge.
988 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
989 through abnormal edges.
990 (maybe_add_assert_expr): Likewise.
992 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
994 * config/s390/s390.h (s390_tune_string, s390_arch_string)
995 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
996 (s390_stack_size_string, s390_stack_guard_string, target_flags)
997 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
998 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
999 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
1000 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
1001 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
1002 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
1003 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1004 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1005 (TARGET_HANDLE_OPTION): Likewise.
1006 (s390_tune): Initialize to PROCESSOR_max.
1007 (s390_arch_string): Make static.
1008 (s390_tune_string, s390_warn_framesize_string): Delete.
1009 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1010 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1011 (s390_handle_arch_option, s390_handle_option): New functions.
1012 (override_options): Remove parsing of option strings.
1013 * config/s390/s390.opt: New file.
1015 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1017 * tree-complex.c (expand_vector_operations): Call
1018 update_stmt_if_modified.
1020 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1022 * tree-vect-analyze (vect_determine_vectorization_factor):
1023 Do not use GET_MODE_NUNITS.
1024 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1025 (vectorizable_load, vect_transform_loop): Likewise.
1027 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1029 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1030 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1031 * optabs.h (enum optab_index): Add new OTI_lceil.
1032 (lceil_optab): Define corresponding macro.
1033 * optabs.c (init_optabs): Initialize lceil_optab.
1034 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1035 and lceildi2 patterns.
1036 * builtins.c (expand_builtin_int_roundingfn): Handle
1037 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1038 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1039 BUILT_IN_LLCEIL{,F,L}.
1040 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1041 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1042 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1043 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1044 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1045 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1046 into lceil built-in function and (long long int)ceil{,f,l} into
1047 llceil built-in function.
1048 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1051 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1053 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1056 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1058 * config/arm/arm.c: Fix a comment typo.
1059 * doc/tree-ssa.texi: Fix a typo.
1061 2005-04-10 Steven Bosscher <stevenb@suse.de>
1063 * cselib.c (clear_table): Rename to cselib_clear_table.
1064 * cselib.h (cselib_clear_table): Add prototype.
1065 * gcse.c (gcse_main): Make 'f' argument unused.
1066 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1067 of each basic block instead.
1068 (compute_sets, compute_hash_table_work): Likewise.
1069 (constprop_register): Change int 'alter_jumps' argument to bool.
1070 (do_local_cprop): Likewise.
1071 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1072 the insn chain. Explicitly clear the cselib tables after finishing
1073 one basic block. Make sure there are no unterminated libcall blocks.
1074 Update compute_sets call.
1075 (cprop): Walk basic blocks instead of the insn chain.
1076 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1078 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1079 one_cprop_pass calls.
1081 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1083 * combine.c (combine_simplify_rtx): Remove a transformation that
1084 relies on an invalid assumption about rtl sign-extension semantics.
1086 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1088 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1089 to build_int_cst_wide.
1091 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1094 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1095 set the original address pseudo to the correct value before the
1096 original insn, if possible, and leave the insn alone, otherwise
1097 create a new pseudo, set it and replace it in the insn.
1098 * recog.c (validate_change_maybe_volatile): New.
1099 * recog.h (validate_change_maybe_volatile): Declare.
1101 2005-04-09 Caroline Tice <ctice@apple.com>
1103 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1104 Remove targetm.have_named_sections test.
1105 (fix_edges_for_rarely_executed_code): Likewise.
1106 (insert_section_boundary_note): Likewise.
1107 (reorder_basic_blocks): Check partitioning flag before calling
1108 verify_hot_cold_block_grouping.
1109 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1110 the function struct rather than global variables.
1111 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1112 (COLD_END_LABEL): Likewise
1113 (cold_text_section_label): New static global variable.
1114 (cold_end_label): Likewise.
1115 (dwarf2out_switch_text_section): Get hot/cold section labels from
1116 the function struct rather than global variables.
1117 (output_aranges): Use cold_text_section_label and cold_end_label;
1118 check partitioning flag before putting out delta.
1119 (output_ranges): Remove incorrect code attempting to use
1121 (output_line_info): Get cold section label from function struct.
1122 (add_location_or_const_value_attribute): Likewise.
1123 (get_subprogram_die): Get hot/cold section labels from function struct.
1124 (dwarf2out_var_location): Likewise.
1125 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1126 write out cold_text_section_label if partition flag is set.
1127 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1128 * function.h (struct function): Add new fields to point to hot/cold
1129 section labels: hot_section_label, cold_section_label,
1130 hot_section_end_label and cold_section_end_label; also add new field
1131 for cold text section name, unlikely_text_section_name.
1132 * opts.c (decode_options): Turn off partitioning flag if
1133 !targetm.have_named_sections.
1134 * output.h (hot_section_label): Remove.
1135 (hot_section_end_label): Remove.
1136 (cold_section_end_label): Remove.
1137 (unlikely_section_label): Remove.
1138 (unlikely_text_section_name): Remove.
1139 * passes.c (rest_of_handle_final): Remove code that frees
1140 unlikely_text_section_name.
1141 * varasm.c (unlikely_section_label): Remove.
1142 (hot_section_label): Remove.
1143 (hot_section_end_label): Remove.
1144 (cold_section_end_label): Remove.
1145 (unlikely_text_section_name): Remove.
1146 (initialize_cold_section_name): Modify to call
1147 targetm.strip_name_encoding; to store cold section name in current
1148 function struct, if it exists; and to only use the decl_section_name
1149 if flag_named_sections is true.
1150 (unlikely_text_section): Modify to get section name out of current
1151 function struct, if there is one; otherwise build it from
1152 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1153 (in_unlikely_text_section): Likewise.
1154 (named_section): Modify to get/put cold section name in current function
1155 struct, if there is one.
1156 (function_section): Change 'bool unlikely' to 'int reloc'; check
1157 targetm.have_named_sections before calling named_section.
1158 (current_function_section): Likewise.
1159 (assemble_start_function): Modify to get/put unlikely_text_section_name
1160 in current function struct; modify to get hot/cold section labels
1161 from function struct; initialize labels using
1162 ASM_GENERATE_INTERNAL_LABEL;
1163 test partitioning flag before writing out hot section label.
1164 (assemble_end_function): Test partitioning flag before writing out
1165 hot/cold section labels.
1166 (default_section_type_flags_1): Modify to use array instead of
1167 char* for unlikely_text_section_name; set flags correctly for
1168 cold text section if there is not a current function decl.
1170 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1172 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1173 and TI_VA_LIST_FPR_COUNTER_FIELD.
1174 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1175 * tree-pass.h (pass_stdarg): Add.
1176 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1177 * tree-stdarg.c: New file.
1178 * tree-stdarg.h: New file.
1179 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1180 (tree-stdarg.o): Add dependencies.
1181 * function.h (struct function): Add va_list_gpr_size and
1182 va_list_fpr_size fields.
1183 * function.c (allocate_struct_function): Initialize them.
1184 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1185 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1186 (TARGET_INITIALIZER): Add it.
1188 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1189 va_list_{g,f}pr_counter_field.
1190 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1191 area will not be used. Only save registers that tree-stdarg.c
1192 detected they need saving.
1193 (ix86_va_start): Don't set up fields that won't be used.
1195 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1196 va_list_{g,f}pr_counter_field.
1197 (setup_incoming_varargs): Don't do anything if reg_save
1198 area will not be used. Only save registers that tree-stdarg.c
1199 detected they need saving.
1200 (rs6000_va_start): Don't set up fields that won't be used.
1202 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1203 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1204 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1205 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1207 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1210 * config/i386/i386.c (construct_container): Pass empty aligned
1211 struct, union or class in memory.
1213 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1215 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1216 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1217 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1218 config/rs6000/predicates.md: Fix comment typos.
1220 * sched-int.h (haifa_insn_data): Remove blockage and units.
1221 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1222 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1223 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1225 2005-04-09 Jan Hubicka <jh@suse.cz>
1226 Steven Bosscher <stevenb@suse.de>
1228 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1229 * cfgloop.c (get_loop_exit_edges): Likewise.
1230 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1232 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1233 * tree-cfg.c (dump_cfg_status): Likewise.
1235 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1237 * config/rs6000/predicates.md (altivec_register_operand): Remove
1238 redundant match_code test.
1239 (gpc_reg_operand): Same.
1240 (cc_reg_operand): Same.
1241 (cc_reg_not_cr0_operand): Same.
1243 2005-04-09 Jan Hubicka <jh@suse.cz>
1245 Forgotten hunk from my last merge patch:
1246 * final.c (output_addr_const): Do not call mark_referenced.
1248 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1250 * doc/tree-ssa.texi: Add immediate use documentation.
1252 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1254 * arm.c (FL_WBUF): Define.
1255 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1256 (arm_is_6_or_7): Delete.
1257 (arm_tune_wbuf): New.
1258 (arm_override_options): Set arm_tune_wbuf.
1259 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1260 (arm_is_6_or_7): Delete declaration.
1261 (arm_tune_wbuf): New declartion.
1262 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1263 (model_wbuf): Derive from arm_tune_wbuf.
1264 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1265 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1266 (arm740t): Mark CPUs as having a write buffer.
1268 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1270 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1271 of 'const_double_operand' in operand 2 constraints. Update enable
1274 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1276 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1277 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1278 * optabs.h (enum optab_index): Add new OTI_lfloor.
1279 (lfloor_optab): Define corresponding macro.
1280 * optabs.c (init_optabs): Initialize lfloor_optab.
1281 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1282 and lfloordi2 patterns.
1283 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1284 (expand_builtin_int_roundingfn): New function.
1285 (fold_builtin_int_roundingfn): New prototype.
1286 (fold_builtin_int_roundingfn): New function, renamed from
1287 fold_builtin_lround.
1288 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1289 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1290 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1291 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1292 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1293 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1294 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1295 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1296 into lfloor built-in function and (long long int)floor{,f,l} into
1297 llfloor built-in function.
1298 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1301 2005-04-08 Ian Lance Taylor <ian@airs.com>
1303 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1304 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1305 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1306 (DO_COND, DO_BODY): Likewise.
1307 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1308 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1309 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1310 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1311 (build_continue_stmt, build_break_stmt): Don't declare.
1312 (c_do_switch_warnings): Update declaration.
1313 * c-gimplify.c (enum bc_t): Remove.
1314 (struct c_gimplify_ctx, ctxp): Remove.
1315 (push_context, pop_context): Remove static functions.
1316 (c_genericize): Don't call push_context or pop_context.
1317 (begin_bc_block, finish_bc_block): Remove static functions.
1318 (build_bc_goto): Likewise.
1319 (gimplify_c_loop): Likewise.
1320 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1321 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1322 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1323 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1324 * c-common.c (c_do_switch_warnings): Rename from
1325 c_do_switch_warnings_1.
1326 (c_do_switch_warnings) [old version]: Remove.
1327 (c_do_switch_expr_warnings): Remove.
1328 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1329 function instead of c_do_switch_expr_warnings.
1330 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1331 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1332 * c-pretty-print.c (pp_c_statement): Likewise.
1333 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1335 2005-04-08 Devang Patel <dpatel@apple.com>
1337 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1338 While selecting replacement condition pay attention to loop header.
1340 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1342 Merge from tree-cleanup-branch: VRP, store CCP, store
1343 copy-prop, incremental SSA updating of FUD chains and
1344 newly exposed symbols.
1346 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1347 (OBJS-common): Add tree-vrp.o.
1348 (tree-vrp.o): New rule.
1349 * basic-block.h (nearest_common_dominator_for_set): Declare.
1350 * common.opt (ftree-store-ccp): New flag.
1351 (ftree-copy-prop): New flag.
1352 (ftree-vrp): New flag.
1353 (ftree-store-copy-prop): New flag.
1354 * dominance.c (nearest_common_dominator_for_set): New.
1355 * domwalk.c (walk_dominator_tree): Only traverse
1356 statements in blocks marked in walk_data->interesting_blocks.
1357 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1358 * fold-const.c (fold): Handle ASSERT_EXPR.
1359 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1360 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1361 flag_tree_vrp at -O2.
1362 * timevar.def (TV_TREE_VRP): Define.
1363 (TV_TREE_COPY_PROP): Define.
1364 (TV_TREE_STORE_COPY_PROP): Define.
1365 (TV_TREE_SSA_INCREMENTAL): Define.
1366 (TV_TREE_STORE_CCP): Define.
1367 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1368 to kill_redundant_phi_nodes from comment.
1369 (verify_expr): Handle ASSERT_EXPR.
1370 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1371 argument. Update all users.
1372 (mark_call_clobbered_vars_to_rename): Remove. Update all
1374 * tree-flow-inline.h (unmodifiable_var_p): New.
1375 * tree-flow.h (enum value_range_type): Declare.
1376 (struct value_range_def): Declare.
1377 (value_range): Declare.
1378 (remove_all_phi_nodes_for): Remove. Update all users.
1379 (find_phi_node_for): Declare.
1380 (add_type_alias): Declare.
1381 (count_uses_and_derefs): Declare.
1382 (kill_redundant_phi_nodes): Remove.
1383 (rewrite_into_ssa): Remove.
1384 (rewrite_def_def_chains): Remove.
1385 (update_ssa, register_new_name_mapping, create_new_def_for,
1386 need_ssa_update_p, name_registered_for_update_p,
1387 release_ssa_name_after_update_ssa, dump_repl_tbl,
1388 debug_repl_tbl, dump_names_replaced_by,
1389 debug_names_replaced_by, mark_sym_for_renaming,
1390 mark_set_for_renaming, get_current_def, set_current_def,
1391 get_value_range, dump_value_range, debug_value_range,
1392 dump_all_value_ranges, debug_all_value_ranges,
1393 expr_computes_nonzero, loop_depth_of_name,
1394 unmodifiable_var_p): Declare.
1395 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1397 * tree-into-ssa.c (block_defs_stack): Update comment.
1398 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1399 syms_to_rename, names_to_release, repl_tbl,
1400 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1401 need_to_replace_names_p): New locals.
1402 (NAME_SETS_GROWTH_FACTOR): Define.
1403 (struct repl_map_d): Declare.
1404 (struct mark_def_sites_global_data): Add field
1406 (enum rewrite_mode): Declare.
1407 (REGISTER_DEFS_IN_THIS_STMT): Define.
1408 (compute_global_livein): Use last_basic_block instead of
1410 (set_def_block): Remove last argument. Update all callers.
1411 (prepare_use_operand_for_rename): Remove. Update all callers.
1412 (prepare_def_operand_for_rename): Remove. Update all callers.
1413 (symbol_marked_for_renaming): New.
1416 (repl_map_hash): New.
1418 (repl_map_free): New.
1419 (names_replaced_by): New.
1420 (add_to_repl_tbl): New.
1421 (add_new_name_mapping): New.
1422 (mark_def_sites): Assume that all the operands in the
1423 statement are in normal form.
1424 (find_idf): Assert that the block in the stack is valid.
1425 (get_default_def_for): New.
1426 (insert_phi_nodes_for): Add new argument 'update_p'.
1428 If update_p is true, add a new mapping between the LHS of
1429 each new PHI and the name that it replaces.
1430 (insert_phi_nodes_1): Only call find_idf if needed.
1431 (get_reaching_def): Call get_default_def_for.
1432 (rewrite_operand): Remove.
1433 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1434 and REWRITE_THIS_STMT are false.
1435 Assume that all the operands in the statement are in
1437 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1438 (rewrite_virtual_phi_arguments): Remove.
1439 (invalidate_name_tags): Remove.
1440 (register_new_update_single, register_new_update_set,
1441 rewrite_update_init_block, replace_use,
1442 rewrite_update_fini_block, rewrite_update_stmt,
1443 rewrite_update_phi_arguments): New.
1444 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1445 Add arguments 'entry', 'what' and 'blocks'.
1446 Initialize the dominator walker according to 'what' and
1448 Start the dominator walk at 'entry'.
1449 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1450 Use it to configure the dominator walker.
1451 (rewrite_into_ssa): Remove argument 'all'.
1453 (rewrite_all_into_ssa): Remove.
1454 (rewrite_def_def_chains): Remove.
1455 (mark_def_interesting, mark_use_interesting,
1456 prepare_phi_args_for_update, prepare_block_for_update,
1457 prepare_def_site_for, prepare_def_sites,
1458 dump_names_replaced_by, debug_names_replaced_by,
1459 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1460 delete_update_ssa, create_new_def_for,
1461 register_new_name_mapping, mark_sym_for_renaming,
1462 mark_set_for_renaming, need_ssa_update_p,
1463 name_registered_for_update_p, ssa_names_to_replace,
1464 release_ssa_name_after_update_ssa,
1465 insert_updated_phi_nodes_for, update_ssa): New.
1466 * tree-loop-linear.c (linear_transform_loops): Call
1467 update_ssa instead of rewrite_into_ssa.
1468 * tree-optimize.c (vars_to_rename): Remove.
1470 (init_tree_optimization_passes): Replace
1471 pass_redundant_phi with pass_copy_prop.
1473 Replace pass_ccp with pass_store_ccp.
1474 Add pass_store_copy_prop after pass_store_ccp.
1475 (execute_todo): If the TODO_ flags don't include updating
1476 the SSA form, assert that it does not need to be updated.
1477 Call update_ssa instead of rewrite_into_ssa and
1478 rewrite_def_def_chains.
1479 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1480 (tree_rest_of_compilation):
1481 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1482 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1483 TODO_cleanup_cfg): Renumber.
1484 (TODO_verify_loops, TODO_update_ssa,
1485 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1486 TODO_update_ssa_only_virtuals): Define.
1487 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1489 * tree-phinodes.c (make_phi_node): Update documentation.
1490 (remove_all_phi_nodes_for): Remove.
1491 (find_phi_node_for): New.
1492 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1493 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1494 (interpret_rhs_modify_expr): Likewise.
1495 * tree-sra.c (decide_instantiations): Mark all symbols in
1496 SRA_CANDIDATES for renaming.
1497 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1498 (mark_all_v_defs): New function. Update all users to call it
1499 with the whole list of scalarized statements, not just the
1501 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1502 (compute_flow_insensitive_aliasing): If the tag is
1503 unmodifiable and the variable isn't or vice-versa, don't
1504 make them alias of each other.
1505 (setup_pointers_and_addressables): If the type tag for
1506 VAR is about to change, mark the old one for renaming.
1507 (add_type_alias): New.
1508 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1509 (ccp_lattice_t): Rename from latticevalue.
1510 (value): Remove. Update all users.
1511 (const_val): New local variable.
1512 (do_store_ccp): New local variable.
1513 (dump_lattice_value): Handle UNINITIALIZED.
1514 (debug_lattice_value): New.
1515 (get_default_value): Re-write.
1516 (set_lattice_value): Re-write.
1517 (def_to_varying): Remove. Update all users.
1518 (likely_value): Return VARYING for statements that make
1519 stores when STORE_CCP is false.
1520 Return VARYING for any statement other than MODIFY_EXPR,
1521 COND_EXPR and SWITCH_EXPR.
1522 (ccp_initialize): Re-write.
1523 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1524 Move to tree-ssa-propagate.c.
1525 (ccp_lattice_meet): Handle memory stores when
1526 DO_STORE_CCP is true.
1527 (ccp_visit_phi_node): Likewise.
1528 (ccp_fold): Likewise.
1529 (evaluate_stmt): Likewise.
1530 (visit_assignment): Likewise.
1531 (ccp_visit_stmt): Likewise.
1532 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1536 (do_ssa_store_ccp): New.
1537 (gate_store_ccp): New.
1538 (pass_store_ccp): Declare.
1539 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1540 (may_propagate_copy): Reformat.
1541 Don't abort if ORIG is a virtual and DEST isn't.
1542 If NEW does not have alias information but DEST does,
1544 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1545 copy_prop_kind, which_copy_prop): Declare.
1546 (stmt_may_generate_copy, get_copy_of_val,
1547 get_last_copy_of, set_copy_of_val, dump_copy_of,
1548 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1549 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1550 init_copy_prop, fini_copy_prop, execute_copy_prop,
1551 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1552 store_copy_prop): New.
1553 (pass_copy_prop, pass_store_copy_prop): Declare.
1554 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1555 'num_const_prop' and 'num_copy_prop'.
1556 (cprop_operand): Update them.
1557 (dump_dominator_optimization_stats): Dump them.
1558 (tree_ssa_dominator_optimize): Call update_ssa instead of
1560 (loop_depth_of_name): Declare extern.
1561 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1562 values for LOW or HIGH.
1563 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1564 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1565 (cprop_operand): Only propagate if VAL != OP.
1566 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1567 statement for renaming.
1568 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1569 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1570 add_type_alias if necessary.
1571 Call mark_new_vars_to_rename.
1572 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1573 mark every statement updated, call update_ssa and
1574 rewrite_into_loop_closed_ssa.
1575 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1576 from LIVEIN if VAR is a virtual.
1577 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1578 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1579 (get_call_expr_operands): Reformat statement.
1580 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1582 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1583 SSA_NAME_VALUE for every name.
1584 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1585 get_value_loaded_by): New.
1586 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1587 substitute_and_fold): Move from tree-ssa-ccp.c.
1588 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1589 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1590 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1592 * tree-ssa.c (verify_use): Fix error message.
1593 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1594 check_phi_redundancy, kill_redundant_phi_nodes,
1595 pass_redundant_phi): Remove. Update all users.
1596 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1597 add_type_alias, if necessary.
1598 * tree-vectorizer.h (struct _stmt_vect_info): Update
1599 documentation for field 'memtag'.
1600 * tree-vrp.c: New file.
1601 * tree.def (ASSERT_EXPR): Define.
1602 * tree.h (ASSERT_EXPR_VAR): Define.
1603 (ASSERT_EXPR_COND): Define.
1604 (SSA_NAME_VALUE_RANGE): Define.
1605 (struct tree_ssa_name): Add field 'value_range'.
1606 (PHI_REWRITTEN): Remove.
1607 (struct tree_phi_node): Remove field 'rewritten'.
1608 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1609 -ftree-store-copy-prop): Document.
1610 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1611 Document usage of update_ssa.
1613 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1616 * config/rs6000/predicates.md (altivec_register_operand): Accept
1618 (and64_operand): Do not limit CONST_INT to mask64_operand.
1619 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1620 (and_operand): Do not limit CONST_INT to mask_operand.
1622 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1624 PR rtl-optimization/20466
1625 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1626 for overlap of the address of each list member.
1627 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1629 2005-04-08 Mike Stump <mrs@apple.com>
1631 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1633 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1636 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1638 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1640 * function.c (push_function_context_to): Don't set
1642 * function.h (function): Remove contains_functions.
1643 (current_function_contains_functions): Remove.
1645 * function.h (function): Remove instrument_entry_exit.
1646 (current_function_instrument_entry_exit): Remove.
1648 * function.h (nonlocal_labels): Remove.
1650 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1652 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1653 (check_attr_value, write_attr_get, write_expr_attr_cache,
1654 find_attr, make_internal_attr): Don't reference negative_ok or
1656 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1657 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1658 (ATTR_STATIC): Adjust the value.
1660 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1662 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1664 * config/s390/tpf.h (ASM_SPEC): Define.
1666 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1668 * tree-flow.h: Remove the prototype for
1669 redirect_immediate_uses.
1670 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1672 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1674 * arm.c (arm_const_double_by_parts): New function.
1675 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1676 * arm.md (define_split for 64-bit constants): Add another one.
1678 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1680 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1682 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1684 * system.h: Revert last change.
1686 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1688 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1689 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1690 (TARGET_SWITCHES): Delete.
1691 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1692 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1693 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1694 * config/xtensa/xtensa.opt: New file.
1696 2005-04-08 Ben Elliston <bje@au.ibm.com>
1698 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1699 * config/fp-bit.h: Tidy comments.
1701 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1703 * system.h: Poison PARAMS.
1705 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1707 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1708 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1709 (TARGET_SWITCHES): Delete.
1710 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1711 * config/vax/vax.opt: New file.
1713 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1715 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1717 2005-04-07 Ian Lance Taylor <ian@airs.com>
1719 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1721 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1722 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1725 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1727 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1728 all immediate uses in PHI nodes.
1730 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1732 * arm.c (arm_const_double_inline_cost): Handle any constant by
1733 using gen_lowpart and gen_highpart_mode.
1734 (note_invalid_constants): All constants in an RTX with a constraint
1735 that permits memory are now pushed to the constant pool.
1736 (output_move_double): Delete code to handle reg to reg and
1737 constant to reg moves.
1738 (const_double_needs_minipool, output_mov_immediate): Delete.
1739 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1740 CONST_INT and CONST_VECTOR.
1741 * arm.md (ANY64): New mode macro.
1742 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1743 (movdf_soft_insn): Split reg-reg and const-reg moves.
1744 (split patterns for 64-bit constant and register moves): New.
1745 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1746 (cirrus_movdf_hard_insn): Likewise.
1747 * fpa.md (movdf_fpa): Likewise.
1748 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1749 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1751 (movv2si_internal_2): Likewise.
1752 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1753 (movdf_vfp): Likewise.
1754 * arm-protos.h (output_mov_immediate): Delete prototype.
1756 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1759 * simplify-rtx.c (simplify_unary_operation_1): Check
1760 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1762 2005-04-06 James E Wilson <wilson@specifixinc.com>
1765 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1768 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1770 * coverage.h (GCOV_TYPE_NODE): Delete.
1771 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1772 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1773 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1774 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1775 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1777 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1780 * Makefile.in (gcc.pot): Remove options.c dependency.
1781 * optc-gen.awk: Don't quote help strings with N_().
1783 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1785 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1786 the function returns a pointer type.
1788 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1790 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1791 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1792 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1793 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1794 explicit_uses members.
1795 (get_or_create_used_part_for): Initialize new fields.
1796 (fieldoff_compare): New function.
1797 (create_overlap_variables_for): Count number of fields, use
1798 heuristic to determine whether to create subvars for vars with
1800 Sort the field list by offset and avoid creating duplicate SFT's.
1802 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1804 * c.opt (-F): Remove trailing whitespace from help string.
1805 (-finput-charset): Use a tab to separate the switch name and help
1807 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1808 (-ftree-vectorizer-verbose): Likewise.
1810 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1812 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1813 a PHI argument where a use occurs instead of all PHI arguments.
1815 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1817 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1820 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1822 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1823 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1824 config/bfin/bfin.h: Fix comment typos.
1826 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1828 * doc/install.texi: Update the URL for Jacks.
1829 * doc/sourcebuild.texi: Likewise.
1831 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1834 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1835 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1837 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1839 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1841 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1843 * config/v850/v850-protos.h (override_options): Delete.
1844 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1845 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1846 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1847 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1848 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1849 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1850 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1851 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1852 (OVERRIDE_OPTIONS): Delete.
1853 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1854 (small_memory_info): Remove the value field.
1855 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1857 * config/v850/v850.c (small_memory): Remove the value field.
1858 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1859 (override_options): Delete.
1860 (v850_handle_memory_option, v850_handle_option): New functions.
1861 * config/v850/v850.opt: New file.
1863 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1865 * config.host: Add a section for generic hosts, and a subsection
1866 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1867 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1868 * config/host-darwin.h: New.
1869 * config/x-darwin: New.
1870 * config/i386/host-i386-darwin.c: New.
1871 * config/i386/x-darwin: New.
1872 * config/rs6000/host-darwin.c: Include host-darwin.h.
1873 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1874 (darwin_rs6000_gt_pch_use_address): Likewise.
1875 * config/rs6000/x-darwin: Change name of .o built, update
1876 dependencies for changes to rs6000/host-darwin.c.
1878 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1881 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1883 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1885 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1886 split_loop_exit_edge instead of loop_split_edge_with.
1888 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1890 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1891 UNSPEC_SET_VSCR): New constants, used throughout.
1893 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1895 (altivec_vspltis<VI_char>): ... this pattern, using
1896 a QImode const_int_operand for the immediate.
1897 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1900 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1903 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1905 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1907 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1909 2005-04-06 Ben Elliston <bje@au.ibm.com>
1911 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1912 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1913 macros as living in "this file" and not gcc.h.
1915 2005-04-06 Ben Elliston <bje@au.ibm.com>
1917 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1918 -ftree-live_range_split. Perhaps renamed at some point?
1920 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1923 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1924 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1926 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1928 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1929 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1930 (number_of_iterations_special): New function.
1931 (number_of_iterations_exit): Use number_of_iterations_special.
1932 Use simplify_using_outer_evolutions only at -O3.
1933 (number_of_iterations_cond, tree_simplify_using_condition,
1934 simplify_using_initial_conditions, loop_niter_by_eval,
1935 compare_trees, can_count_iv_in_wider_type_bound,
1936 simplify_using_outer_evolutions): Use fold_build.
1938 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1940 * doc/install.texi (Configuration): Document --with-java-home.
1942 2005-04-05 Richard Henderson <rth@redhat.com>
1946 * config/i386/i386.c (print_operand): Handle vector zeros.
1947 (ix86_split_to_parts): Handle CONST_VECTOR.
1948 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1949 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1950 what modes to tie for MMX and SSE registers.
1951 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1952 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1953 to vector modes as well.
1954 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1955 properly as an input mode.
1957 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1959 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1961 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1963 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1965 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1967 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1968 and local functions, set sse_nregs to 8 and float_in_sse.
1969 (function_arg_advance, function_arg): If float_in_sse, pass
1970 SFmode and DFmode arguments in SSE registers.
1971 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1973 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1974 of -funit-at-a-time.
1976 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1978 * config/i386/i386-protos.h (ix86_function_value): Accept two
1979 arguments, like the target macro.
1980 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1981 * config/i386/i386.c (ix86_function_value): Accept the second
1982 argument of the target macro.
1983 (ix86_function_ok_for_sibcall): Pass a function pointer to
1984 ix86_function_value.
1985 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1986 call to ix86_value_regno).
1987 (ix86_value_regno): Add support for returning floating point values
1990 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1992 PR tree-optimization/20076
1993 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1994 that call __builtin_return or __builtin_apply_args.
1996 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1998 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1999 Use immediate use iterator.
2000 (stmt_is_bumper_for_loop): Use immediate use iterator.
2001 * predict.c (strip_builtin_expect): Use update_stmt.
2002 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
2003 on all elements of a STATEMENT_LIST.
2004 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
2005 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2006 (bsi_replace): Mark stmt as modified and the update it.
2007 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2008 (expand_complex_libcal): Call update_stmt.
2009 (expand_complex_comparison): Call mark_stmt_modified.
2010 (expand_complex_operations_1): Call update_stmt_if_modified.
2011 (expand_vector_operations_1): Call mark_stmt_modified.
2012 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2013 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2014 add_immediate_use, redirect_immediate_use,
2015 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2016 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2017 (mark_new_vars_to_rename): Call update_stmt.
2018 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2019 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2021 (unmodify_stmt): Delete.
2022 (update_stmt): New. Force an update of a stmt.
2023 (update_stmt_if_modified): update a stmt if it is out of date.
2024 (get_stmt_operands): Verify stmt is NOT modified.
2025 (stmt_modified_p): Update comment.
2026 (delink_imm_use): Remove a use node from its immuse list.
2027 (link_imm_use_to_list): Link a use node to a specific list.
2028 (link_imm_use): Link a node to the correct list.
2029 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2030 it in the correct list, if appropriate.
2031 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2032 (relink_imm_use): Link a use node in place of another node in a list.
2033 (relink_imm_use_stmt): LInk a node in place of another node, and set
2035 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2036 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2037 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2038 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2039 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2040 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2041 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2042 (has_zero_uses): New. Return true if there are no uses of a var.
2043 (has_single_use): New. Return true if there is only a single use of a
2045 (single_imm_use): New. Return the simgle immediate use.
2046 (num_imm_uses): New. Return the number of immediate uses.
2047 (get_v_must_def_ops): Use is now a pointer.
2048 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2049 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2051 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2052 (delink_stmt_imm_use): Delink all immuses from a stmt.
2053 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2054 * tree-flow.h (struct dataflow_d): Delete.
2055 (immediate_use_iterator_d): New. Immediate use iterator struct.
2056 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2057 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2058 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2060 (struct stmt_ann_d): Remove dataflow_t from struct.
2061 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2062 (if_convertible_phi_p): Use FAST immuse iterator.
2063 (if_convertible_loop_p): Don't call compute_immediate_uses.
2064 (replace_phi_with_cond_modify_expr): Call update_stmt.
2065 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2066 update_stmt_if_modified.
2067 (rewrite_all_into_ssa): Initialize ssa operands.
2068 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2069 compute_immediate_uses.
2070 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2071 ssa_property is available.
2072 (execute_one_pass): Change parameters passed to execute_todo.
2073 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2074 (remove_ssa_form): Call fini_ssa_operands.
2075 (insert_backedge_copies): Delete call to modify_stmt.
2076 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2077 (release_phi_node): Delink any use nodes before releasing.
2078 (resize_phi_node): Relink any use nodes.
2079 (remove_phi_arg_num): Delink the use node.
2080 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2081 (remove_all_phi_nodes_for): Release phi node first.
2082 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2083 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2084 (scalarize_use, scalarize_copy): Call update_stmt.
2085 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2086 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2087 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2088 (ccp_initialize): Remove call to compute_immediate_uses.
2089 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2090 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2092 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2093 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2094 (eliminate_redundant_computations): Call mark_stmt_modified.
2095 (cprop_operand): Call mark_stmt_modified.
2096 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2097 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2098 (dse_optimize_stmt): Use new immuse interface.
2099 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2100 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2101 (substitute_single_use_vars): Use new immuse interface.
2102 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2103 and compute_immediate_uses.
2104 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2106 (rewrite_mem_refs): Call update_stmt.
2107 (determine_lsm): Remove call to compute_imm_uses and free_df.
2108 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2109 (try_unroll_loop_completely): Call update_stmt.
2110 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2111 (rewrite_use_compare): Call update_stmt.
2112 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2113 (rewrite_use) : Call update_stmt.
2114 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2115 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2117 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2118 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2119 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2121 (initialize_vuse_operand): New. Initialize a vuse operand.
2122 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2123 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2124 (finalize_ssa_defs): Use stmt parameter.
2125 (correct_use_link): Ensure a use node is in the correct list, and has
2126 the correct stmt pointer.
2127 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2128 finalize_ssa_v_must_defs): Also initialize use nodes.
2129 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2130 (build_ssa_operands): Seperate parsing from final operand construction.
2131 (parse_ssa_operands): New. Parse entry point for operand building.
2132 (swap_tree_operands): New. Swap 2 tree operands.
2133 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2135 (get_expr_operands): Call swap_tree_operands when needed.
2136 (copy_virtual_operands): Use initialize routines for virtual use ops.
2137 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2138 (verify_abort): New. Issue imm_use error.
2139 (verify_imm_links): New Verify imm_use links for a var.
2140 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2141 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2142 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2143 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2144 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2145 (NULL_USE_OPERAND_P) Define.
2146 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2148 (struct vuse_operand_type): New struct.
2149 (SET_USE): Call set_ssa_use_from_ptr.
2151 (PHI_ARG_INDEX_FROM_USE): Define.
2152 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2153 argument via SET_USE, not PHI_ARG_DEF_TREE.
2154 * tree-ssa-pre.c (eliminate): Call update_stmt.
2155 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2157 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2158 (nearest_common_dominator_of_uses): Use imm_use iterator.
2159 (statement_sink_location): Use imm_use iterator and interface.
2160 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2161 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2162 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2163 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2164 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2165 if new parameter is true.
2166 (init_tree_ssa): Don't initialize operand cache here.
2167 (delete_tree_ssa): Don't destroy operand cache here.
2168 (propagate_into_addr): Pass in a use pointer, return true if anything
2170 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2171 (check_phi_redundancy): Use imm_use iterator.
2172 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2174 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2175 (release_ssa_name): Delink node and all elements in its imm_use list.
2176 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2177 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2178 * tree-vectorizer.c (need_imm_uses_for): Delete.
2179 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2180 * tree.h (struct ssa_imm_use_d): Define.
2181 (SSA_NAME_IMM_USE_NODE): Define.
2182 (struct tree_ssa_name): Add imm_use node.
2184 (PHI_ARG_IMM_USE_NODE): Define.
2185 (struct phi_arg_d): Add imm_use node.
2186 (struct tree_phi_node): Remove struct dataflow_d element.
2187 (TDF_STMTADDR): Define.
2189 2005-04-05 Dale Johannesen <dalej@apple.com>
2191 * doc/invoke.texi (Optimization Options): Remove
2192 duplicate -fcse-follow-jumps. Add -fweb.
2193 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2194 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2196 2005-04-05 Per Bothner <per@bothner.com>
2198 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2199 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2200 (warn_uninit): Get EXPR_LOCUS from context now instead.
2201 This fixes a USE_MAPPED_LOCATION testsuite failure.
2203 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2205 2005-04-05 Per Bothner <per@bothner.com>
2207 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2208 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2209 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2212 2004-04-05 Devang Patel <dpatel@apple.com>
2214 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2215 (lhsr<mode>3): ... new name.
2216 (altivec_vsra<VI_char>): Rename to ..
2217 (ashr<mode>3): ... new name.
2218 * config/rs6000/rs6000.c (builtin_description): Rename shift
2221 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2223 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2224 gen_lowpart_for_combine.
2225 * cse.c (gen_lowpart_if_possible): Move...
2226 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2228 (gen_lowpart_no_emit_general): Use it.
2230 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2232 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2235 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2237 * system.h: Fix typo.
2239 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2241 * config/bfin/bfin-modes.def: New file.
2242 * config/bfin/bfin-protos.h: New file.
2243 * config/bfin/bfin.c: New file.
2244 * config/bfin/bfin.h: New file.
2245 * config/bfin/bfin.md: New file.
2246 * config/bfin/bfin.opt: New file.
2247 * config/bfin/crti.s: New file.
2248 * config/bfin/crtn.s: New file.
2249 * config/bfin/elf.h: New file.
2250 * config/bfin/lib1funcs.asm: New file.
2251 * config/bfin/predicates.md: New file.
2252 * config/bfin/t-bfin: New file.
2253 * config/bfin/t-bfin-elf: New file.
2254 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2255 Document new attributes.
2256 (interrupt, interrupt_handler, saveall): Update documentation for
2258 * doc/install.texi (Specific): Add entry for the Blackfin.
2259 * doc/invoke.texi (Blackfin Options): New section.
2260 * doc/md.texi (Blackfin family): New section to document constraints.
2261 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2263 2005-04-05 Olivier Hainque <hainque@adacore.com>
2265 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2266 match what the system unwinder expects.
2267 * config/mips/mips.c (mips_frame_set): If we're saving the return
2268 address register and the dwarf return address column number differs
2269 from the hard register number, adjust the note reg to refer to the
2272 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2274 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2275 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2276 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2277 (processor_type): New enum.
2278 (mn10300_processor): New variable.
2279 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2280 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2281 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2282 (PROCESSOR_DEFAULT): New macro.
2283 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2284 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2285 (mn10300_handle_option, mn10300_override_options): New functions.
2286 * config/mn10300/mn10300.opt: New file.
2288 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2289 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2291 PR tree-optimization/19903
2292 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2293 that don't fit in their type after conversion.
2295 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2298 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2299 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2300 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2301 flag here. Implement using define_insn_and_split.
2302 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2303 (frndintxf2_mask_pm_i387): New insn patterns.
2304 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2305 Do not set ix86_optimize_mode_switching flag.
2306 (ceilsf2, ceildf2, ceilxf2): Same.
2307 (btruncsf2, btruncdf2, btruncxf2): Same.
2308 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2310 2005-04-05 Ian Lance Taylor <ian@airs.com>
2313 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2314 i386_pe_record_external_function.
2315 (i386_pe_record_external_function): Update declaration.
2316 * config/i386/winnt.c (struct extern_list): Add decl field.
2317 (i386_pe_record_external_function): Add decl parameter.
2318 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2320 * config/i386/i386-protos.h (i386_pe_record_external_function):
2323 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2325 * config/m68k/m68k-protos.h: Add a prototype for
2326 valid_dbcc_comparison_p_2.
2327 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2328 extend_operator, const_uint32_operand, const_sint32_operand,
2329 general_src_operand, nonimmediate_src_operand,
2330 memory_src_operand, post_inc_operand, pre_dec_operand,
2331 pcrel_address): Move to predicates to predicates.md.
2332 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2333 * config/m68k/m68k.md: Include predicates.md.
2334 * config/m68k/predicates.md: New.
2336 2005-04-04 Roger Sayle <roger@eyesopen.com>
2338 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2340 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2342 2005-04-04 Ian Lance Taylor <ian@airs.com>
2344 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2346 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2347 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2348 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2349 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2350 * c-common.c (c_do_switch_warnings_1): New static function broken
2351 out of c_do_switch_warnings.
2352 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2353 (c_do_switch_expr_warnings): New function.
2354 * c-common.h (c_do_switch_expr_warnings): Declare.
2356 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2357 Daniel Jacobowitz <dan@codesourcery.com>
2359 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2361 * rtlanal.c (may_trap_p): Same.
2363 2005-04-04 Dale Johannesen <dalej@apple.com>
2365 * ChangeLog: remove reference to ChangeLog.12.
2367 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2369 CRIS epilogue as RTL.
2370 * config/cris/cris.md: Change all 0 in unspec 0 to
2372 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2373 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2375 ("return"): Change to define_expand. Call cris_expand_return for
2377 ("*return_expanded"): New pattern.
2378 ("epilogue"): New define_expand.
2379 * config/cris/cris.h (PREDICATE_CODES): Add
2380 cris_load_multiple_op.
2381 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2383 (enum cris_retinsn_type): New.
2384 (struct machine_function): New member return_type.
2385 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2386 (cris_target_asm_function_epilogue): Remove, moving RTLified
2388 (cris_expand_epilogue): New function.
2389 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2390 (cris_gen_movem_load, cris_load_multiple_op)
2391 (cris_return_address_on_stack_for_return, cris_expand_return): New
2393 (cris_target_asm_function_prologue)
2394 (cris_initial_frame_pointer_offset): Call
2395 cris_reg_saved_in_regsave_area instead of complicated expression.
2396 Call cris_return_address_on_stack instead of an expression.
2397 (cris_print_operand) <case 'o', case 'O'>: New cases.
2398 (cris_return_address_on_stack): Change return-type to bool.
2399 (cris_simple_epilogue): Ditto. Return false if registers are
2401 * config/cris/cris-protos.h (cris_simple_epilogue)
2402 (cris_return_address_on_stack): Adjust prototype return type.
2403 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2404 (cris_return_address_on_stack_for_return): New prototypes.
2406 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2408 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2409 gpr_or_int12_operand.
2411 * config/frv/frv-protos.h: Add a prototype to
2412 frv_legitimate_memory_operand and frv_const_unspec_p.
2413 (frv_unspec): Move from frv.c.
2414 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2415 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2416 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2417 gpr_or_fpr_operand, gpr_or_int12_operand,
2418 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2419 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2420 int6_operand, int5_operand, uint5_operand, uint4_operand,
2421 uint1_operand, int_2word_operand, uint16_operand,
2422 upper_int16_operand, integer_register_operand,
2423 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2424 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2425 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2426 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2427 move_destination_operand, movcc_fp_destination_operand,
2428 frv_function_symbol_referenced_p, move_source_operand,
2429 condexec_dest_operand, condexec_source_operand,
2430 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2431 const_unspec_operand, gpr_or_memory_operand,
2432 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2433 icc_operand, fcc_operand, cc_operand, icr_operand,
2434 fcr_operand, cr_operand, call_operand, sibcall_operand,
2435 symbolic_operand, relational_operator,
2436 integer_relational_operator, float_relational_operator,
2437 ccr_eqne_operator, minmax_operator,
2438 condexec_si_binary_operator, condexec_si_media_operator,
2439 condexec_si_divide_operator, condexec_si_unary_operator,
2440 condexec_sf_conv_operator, condexec_sf_add_operator,
2441 condexec_memory_operand, intop_compare_operator, acc_operand,
2442 even_acc_operand, quad_acc_operand, accg_operand: Move to
2444 * config/frv/frv.h (PREDICATE_CODES): Remove.
2445 * config/frv/frv.md: Include predicates.md.
2446 * config/frv/predicates.md: New.
2448 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2451 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2452 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2453 (add_standard_iv_candidates_for_size): New function, extracting code
2454 from add_standard_iv_candidates and parameterizing it by type size.
2455 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2457 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2459 * system.h (GCOV_SIZE_TYPE): Unposion.
2460 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2461 (GCOV_TYPE_SIZE): ...this new macro.
2462 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2463 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2464 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2465 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2466 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2467 instead of unsigned_intSI_type_node.
2468 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2469 (rtl_gen_one_value_profiler_no_edge_manipulation)
2470 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2471 * value-prof.c: Include coverage.h.
2473 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2474 Diego Novillo <dnovillo@redhat.com>
2476 Fix PR tree-optimization/20703
2477 Fix PR tree-optimization/20725
2479 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2480 (create_expression_by_pieces): Ditto.
2481 (valid_in_set): Ditto. Also handle tcc_declaration.
2482 (find_or_generate_expression): Handle comparison class.
2483 (insert_into_preds_of_block): Ditto.
2484 (insert_aux): Ditto.
2485 (create_value_expr_from): Handle comparison class, recursively
2486 handle reference nodes.
2487 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2488 (execute_pre): Fix spacing.
2489 (do_fre): Renamed to execute_fre.
2491 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2493 * doc/invoke.texi (SPARC options): Document that
2494 -mlittle-endian is not supported on Linux either.
2496 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2500 * config.gcc (Obsolete configurations): Remove
2501 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2502 (sparclite-*-coff*): Delete.
2503 (sparclite-*-elf*): Likewise.
2504 (sparc86x-*-elf*): Likewise.
2505 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2506 * config/sparc/lite.h: Delete.
2507 * config/sparc/litecoff.h: Likewise.
2508 * config/sparc/liteelf.h: Likewise.
2509 * config/sparc/sp86x-elf.h: Likewise.
2510 * config/sparc/t-sparclite: Likewise.
2511 * config/sparc/t-sp86x: Likewise.
2513 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2515 * config/s390/s390-protos.h: (s390_comparison,
2516 s390_alc_comparison, s390_slb_comparison, const0_operand,
2517 consttable_operand, larl_operand, s_operand,
2518 shift_count_operand, bras_sym_operand, load_multiple_operation,
2519 store_multiple_operation, s390_plus_operand): Remove prototypes.
2520 (s390_legitimate_address_without_index_p): New prototype.
2521 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2523 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2524 const0_operand, consttable_operand, larl_operand, s_operand,
2525 shift_count_operand, bras_sym_operand, load_multiple_operation,
2526 store_multiple_operation, s390_plus_operand): Move to
2528 (check_mode): Remove.
2529 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2531 (s390_legitimate_address_without_index_p): New.
2532 * config/s390/s390.h (PREDICATE_CODES): Remove.
2533 * config/s390/s390.md: Include predicates.md.
2534 * config/s390/predicates.md: New.
2536 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2539 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2540 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2541 (NEED_INDICATE_EXEC_STACK): Define to 1.
2542 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2543 (NEED_INDICATE_EXEC_STACK): Define to 1.
2544 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2545 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2546 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2547 (pic_helper_emitted_p): New global.
2548 (emit_pic_helper): New function extracted from...
2549 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2550 Do not call emit_pic_helper if delay_pic_helper is true.
2551 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2552 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2553 (sparc_file_end): New function.
2555 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2557 * config/mcore/mcore-protos.h: Remove the prototypes for
2558 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2559 mcore_general_movdst_operand, mcore_reload_operand,
2560 mcore_arith_J_operand, mcore_arith_K_operand,
2561 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2562 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2563 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2564 mcore_literal_K_operand, mcore_addsub_operand,
2565 mcore_compare_operand, mcore_load_multiple_operation,
2566 mcore_store_multiple_operation, mcore_call_address_operand.
2567 Add a prototype for const_ok_for_mcore.
2568 * config/mcore/mcore.c (mcore_call_address_operand,
2569 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2570 mcore_arith_reg_operand, mcore_reload_operand,
2571 mcore_arith_J_operand, mcore_arith_K_operand,
2572 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2573 mcore_arith_M_operand, mcore_arith_imm_operand,
2574 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2575 mcore_literal_K_operand, mcore_addsub_operand,
2576 mcore_compare_operand, mcore_load_multiple_operation,
2577 mcore_store_multiple_operation): Move to predicates.md.
2578 (const_ok_for_mcore): Export.
2579 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2580 * config/mcore/mcore.md: Include predicates.md.
2581 * config/mcore/predicates.md: New.
2583 * config/mcore/predicates.md: Fix a comment typo.
2585 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2586 Adrian Straetling <straetling@de.ibm.com>
2588 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2589 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2590 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2592 ("imul"): Removed from "type" attribute.
2593 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2594 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2595 Changed type to imulsi.
2596 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2598 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2600 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2601 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2602 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2603 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2604 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2605 (TARGET_SWITCHES, mcore_stack_increment_string)
2606 (TARGET_OPTIONS): Delete.
2607 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2608 than *_BIT constants.
2609 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2610 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2611 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2612 (mcore_override_options): Delete mcore_stack_increment code.
2613 Change use of M340_BIT to MASK_M340.
2614 * config/mcore/mcore.opt: New file.
2616 2005-04-04 Ian Lance Taylor <ian@airs.com>
2618 * config/arm/arm.c (replace_symbols_in_block): Remove static
2621 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2623 * config/fr30/fr30-protos.h: Remove the prototypes for
2624 stack_add_operand, add_immediate_operand,
2625 high_register_operand, low_register_operand, call_operand,
2626 di_operand, and nonimmediate_di_operand.
2627 * config/fr30/fr30.c (stack_add_operand,
2628 add_immediate_operand, high_register_operand,
2629 low_register_operand, call_operand, di_operand,
2630 nonimmediate_di_operand): Move to predicates.md.
2631 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2632 * config/fr30/fr30.md: Include predicates.md.
2633 * config/fr30/predicates.md: New.
2635 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2636 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2637 mcore_call_address_operand.
2639 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2640 general_movsrc_operand.
2642 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2644 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2647 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2650 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2653 2005-04-04 Richard Henderson <rth@redhat.com>
2654 Jakub Jelinek <jakub@redhat.com>
2656 PR rtl-optimization/16104
2657 * fold-const.c (fold_unary): Fix folding of vector conversions.
2659 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2661 * config.gcc (xstormy16-*-elf): Set extra_options.
2662 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2663 * config/stormy16/stormy16.opt: New file.
2665 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2667 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2668 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2669 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2670 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2671 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2672 (TARGET_UNIX_ASM): Delete.
2673 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2674 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2675 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2676 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2677 * config/pdp11/pdp11.opt: New file.
2679 2005-04-03 Roger Sayle <roger@eyesopen.com>
2680 Alexandre Oliva <aoliva@redhat.com>
2683 * fold-const.c (non_lvalue): Split tests into...
2684 (maybe_lvalue_p): New function.
2685 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2686 C++ front-end prior to lowering into gimple form.
2688 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2690 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2691 BUILT_IN_STRNCASECMP): New.
2692 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2695 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2698 * arm.md (addsi3_compare0_for_combiner): Delete.
2699 (addsi3_compare0_scratch_for_combiner): Delete.
2700 (cmpsi_neg_shiftsi): Delete.
2701 (compare_negsi_si): New pattern.
2702 (cmpsi_negshiftsi_si): New pattern.
2703 (negated_cbranchsi4): Restrict to equality_operator.
2705 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2708 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2710 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2713 * doc/install.texi: Fix a typo.
2715 2005-04-03 Steven Bosscher <stevenb@suse.de>
2718 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2719 a computed goto if the edge to the computed goto block has
2720 incoming abnormal edges. Clarify how the function works.
2722 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2724 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2725 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2726 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2727 hash_scan_set, reg_set_between_after_reload_p,
2728 reg_used_between_after_reload_p, get_avail_load_store_reg,
2729 eliminate_partially_redundant_load): Likewise.
2730 * postreload.c (reload_cse_simplify_set,
2731 reload_combine_note_use): Likewise.
2732 * predict.c (predict_insn, expected_value_to_br_prob,
2733 propagate_freq, expensive_function_p): Likewise.
2734 * print-rtl.c (print_rtx): Likewise.
2735 * profile.c (instrument_edges, instrument_values,
2736 compute_branch_probabilities, branch_prob, union_groups,
2737 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2738 * protoize.c (in_system_include_dir, file_could_be_converted,
2739 file_normally_convertible, gen_aux_info_file, seek_to_line,
2740 do_cleaning): Likewise.
2741 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2742 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2743 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2745 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2747 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2748 * modulo-sched.c (undo_replace_buff_elem): New structure.
2749 (kernel_number_of_cycles, ps_unschedule_node,
2750 undo_generate_reg_moves,free_undo_replace_buff,
2751 undo_permute_partial_schedule, loop_single_full_bb_p,
2752 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2753 build_loops_structure, get_sched_window): New.
2754 (generate_reg_moves): Return undo_replace_buff_elem and other
2756 (generate_prolog_epilog): Remove old loop versioning.
2757 (sms_schedule): Use loop information and loop_version.
2758 (sms_schedule_by_order): Split part of it to get_sched_window.
2759 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2760 cfg_layout_finalize and free_dominance_info before/after SMS.
2762 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2764 * cfghooks.c (lv_flush_pending_stmts,
2765 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2766 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2767 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2768 lv_add_condition_to_bb,
2769 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2770 flush_pending_stmts): New in cfg_hooks structure.
2771 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2772 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2773 lv_add_condition_to_bb): New declarations.
2774 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2776 (loop_version): Declare.
2777 * cfgloopmanip.c (cfghooks.h): Include.
2778 (duplicate_loop_to_header_edge): Change return type to bool.
2779 (loop_version, lv_adjust_loop_entry_edge): Move here.
2780 * cfgrtl.c (cfgloop.h): Include.
2781 (rtl_verify_flow_info_1): Fix.
2782 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2783 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2785 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2786 tree_lv_add_condition_to_bb): New.
2787 (tree_cfg_hooks): Add new hooks to initialization.
2788 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2789 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2791 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2793 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2794 xstormy16_below100_or_register,
2795 xstormy16_splittable_below100_or_register, and
2796 nonimmediate_nonstack_operand.
2798 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2799 xstormy16_ineqsi_operator, equality_operator,
2800 inequality_operator, shift_operator,
2801 xstormy16_below100_operand, xstormy16_below100_or_register,
2802 xstormy16_splittable_below100_or_register,
2803 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2804 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2805 equality_operator, inequality_operator,
2806 xstormy16_below100_operand, xstormy16_below100_or_register,
2807 xstormy16_splittable_below100_or_register,
2808 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2809 nonimmediate_nonstack_operand, shift_operator): Move to
2811 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2812 * config/stormy16/stormy16.md: Include predicates.md.
2813 * config/stormy16/predicates.md: New.
2815 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2817 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2818 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2819 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2820 move_operand, power_of_2_operand): Move to predicates.md.
2821 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2822 PREDICATE_CODE): Remove.
2823 * config/iq2000/iq2000.md: Include predicates.md.
2824 * config/iq2000/predicates.md: New.
2826 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2828 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2829 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2830 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2831 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2832 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2833 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2834 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2835 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2836 (TARGET_M68HC11): Delete.
2837 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2838 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2839 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2840 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2841 (nb_soft_regs): Delete.
2842 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2843 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2844 and MASK_M6812 being set simultaneously. Change the code that sets
2845 the default m68hc11_soft_reg_count to use integers instead of strings.
2846 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2847 m68hc11_soft_reg_count (which now has an int type) as the number
2849 * config/m68hc11/m68hc11.opt: New file.
2851 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2853 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2854 fp_displacement_operand, sp_displacement_operand.
2856 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2858 Remove the prototypes for tst_operand, cmp_operand,
2859 stack_register_operand, d_register_operand,
2860 hard_addr_reg_operand, splitable_operand,
2861 m68hc11_logical_operator, m68hc11_arith_operator,
2862 m68hc11_non_shift_operator, m68hc11_shift_operator,
2863 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2864 non_push_operand, hard_reg_operand, and
2865 reg_or_some_mem_operand.
2866 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2868 (tst_operand, cmp_operand, non_push_operand,
2869 splitable_operand, reg_or_some_mem_operand,
2870 stack_register_operand, d_register_operand,
2871 hard_addr_reg_operand, hard_reg_operand,
2872 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2873 m68hc11_arith_operator, m68hc11_non_shift_operator,
2874 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2876 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2877 * config/m68hc11/m68hc11.md: Include predicates.md.
2878 * config/m68hc11/predicates.md: New.
2880 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2883 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2884 change checked in along with 2005-03-03's patch for debug/20253.
2885 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2886 (remap_decl): Insert type decl in map earlier.
2888 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2890 PR tree-optimization/20640
2891 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2892 post-dominator if it has phi nodes.
2893 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2894 before dead statements.
2896 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2899 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2901 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2903 PR rtl-optimization/20290
2904 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2905 in every iteration if the entry point is the exit test.
2907 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2909 * config/cris/cris.md (attribute "length"): Define.
2911 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2913 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2914 (word_offset_memref_operand): New.
2915 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2916 (indexed_or_indirect_operand): Delete.
2917 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2918 (indexed_or_indirect_operand): Delete.
2920 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2923 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2926 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2927 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2929 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2931 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2933 2005-04-01 Ian Lance Taylor <ian@airs.com>
2935 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2936 (rus, prus): Remove static variables.
2937 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2938 (process_command): Permit report_times and use_pipes together.
2940 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2942 * c-decl.c (validate_proto_after_old_defn): Look at
2943 TYPE_MAIN_VARIANT of argument types.
2945 2005-04-01 Paul Brook <paul@codesourcery.com>
2947 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2948 (arm_output_function_epilogue): Allow call_via_SP.
2949 (thumb_call_via_reg, arm_file_end): Ditto.
2950 * config/arm/arm.h (struct machine_function): Include space for SP.
2951 (thumb_call_via_label): Update declaration.
2953 2005-04-01 Ian Lance Taylor <ian@airs.com>
2955 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2956 doing a peephole optimization, once again put any notes in the
2959 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2961 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2963 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2965 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2966 (block_alloc, find_free_reg): Likewise.
2967 * loop-doloop.c (doloop_modify): Likewise.
2968 * loop-invariant.c (record_use): Likewise.
2969 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2970 get_iv_value, canon_condition, eliminate_implied_condition,
2971 eliminate_implied_condition, simplify_using_initial_values,
2972 shorten_into_mode, canonicalize_iv_subregs,
2973 iv_number_of_iterations): Likewise.
2974 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2975 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2976 unswitch_loop): Likewise.
2977 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2978 move_movables, replace_call_address, find_and_verify_loops,
2979 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2980 record_giv, final_giv_value, general_induction_var,
2981 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2982 loop_giv_dump): Likewise.
2984 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2985 GCOV_CHECK_WRITING): Remove.
2986 (gcov_position, gcov_rewrite): Use gcc_assert.
2987 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2988 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2989 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2992 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2994 * tree-inline.c: Fix a typo.
2996 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2998 * configure.ac (enable-checking): Explicitly set all variables for
2999 collective switch values. Alphabetize variables. Rename
3000 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
3002 * doc/install.texi (enable-checking): Update documentation.
3003 * configure: Rebuilt.
3005 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3007 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3010 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3012 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3013 Also reject cases where this pattern will cause load delay stalls
3014 unless optimizing for size and it will produce a shorter sequence.
3015 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3016 variants to avoid pre-adjusting the base when possible.
3018 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3020 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3021 the frame and argument pointers.
3022 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3023 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3024 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3025 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3026 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3027 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3029 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3031 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3032 with entry for selectany attribute.
3033 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3035 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3036 (i386_pe_asm_named_section): Handle sections generated by
3037 selectany attribute.
3038 * doc/extend.texi (selectany): Document attribute.
3040 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3041 Jan Hubicka <jh@suse.cz>
3043 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3044 to fix addresses involving EBP and ESP.
3045 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3046 for SUBREGed registers.
3047 (legitimate_address_p): Accept SUBREGed registers.
3049 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3052 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3053 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3056 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3058 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3060 2005-04-01 James E Wilson <wilson@specifixinc.com>
3063 * dwarf2out.c (rtl_for_decl_init): New function.
3064 (rtl_for_decl_location): Extracted from here.
3065 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3066 add_const_value_attribute. Delete initializer_constant_valid_p call.
3068 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3070 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3071 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3072 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3073 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3074 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3075 config/i386/i386.md, config/rs6000/predicates.md,
3076 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3077 config/s390/s390.c, config/stormy16/stormy16.c,
3078 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3081 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3084 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3085 COND_EXPR and CALL_EXPR.
3087 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3090 * genautomata.c (first_cycle_unit_presence): Check all alternative
3091 states for unit presence.
3093 * doc/md.texi: Remove remark about impossibility to query unit
3094 presence in non nondeterministic automaton state.
3096 * config/ia64/ia64.c (get_template): Change order of unit querying.
3098 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3100 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3103 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3105 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3106 flag for edges outside any loops.
3108 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3110 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3112 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3114 * tree-ssa-alias.c: Follow spelling conventions.
3115 * doc/tree-ssa.texi: Fix a typo.
3117 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3119 * postreload-gcse.c: Include target.h.
3120 (gcse_after_reload_main): Return early if we cannot modify jumps.
3121 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3123 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3125 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3126 expensive operations.
3128 2005-03-31 Ian Lance Taylor <ian@airs.com>
3130 * collect2.c (lderrout): New variable.
3131 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3132 if it is set, to stderr.
3133 (handler): Unlink lderrout if it is set.
3134 (dump_file): Add "to" parameter. Change all callers.
3135 (main): Initialize lderrout.
3136 (collect_execute): Add errname parameter. Change all callers.
3137 Rename redir parameter to outname. Never pass
3138 PEX_STDERR_TO_STDOUT to pex_run.
3139 * collect2.h (collect_execute, dump_file): Update declarations.
3140 * tlink.c (tlink_execute): Add errname parameter. Change all
3142 (do_tlink): Check lderrout as well as ldout.
3144 2005-03-31 Caroline Tice <ctice@apple.com>
3146 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3147 (bb-reorder.o): Add errors.h to list of requirements.
3148 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3149 profiledbootstrap flags.
3150 * bb-reorder.c (errors.h): Add new include.
3151 (struct bbro_basic_block_data_def): Add new field, in_trace.
3152 (add_unlikely_executed_notes): Remove function.
3153 (mark_bb_for_unlikely_executed_section): Remove function.
3154 (insert_section_boundary_note): New function.
3155 (verify_hot_cold_block_grouping): New function.
3156 (push_to_next_round_p): Remove variables and tests that push all
3157 cold blocks to last round.
3158 (find_traces): Remove code that added extra round of trace finding
3159 when doing partitioning.
3160 (find_traces_1_round) : Remove variable last_round; add code to
3161 update new struct field, in_trace; correct trace_length where it was
3162 incorrect before (after call to copy_bb); change code that pushed all
3163 cold blocks to last round. Instead verify that all blocks going into
3164 a trace belong in the same partition.
3165 (connect_traces): Modify to connect the traces in two passes, if the
3166 function contains both hot and cold blocks. The first pass connects
3167 all the traces for blocks in the partition that the first block in
3168 the function belongs to; the second pass connnects all the traces
3169 containing blocks that belong in the other partition.
3170 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3171 code that automatically put the first block in a function into the
3172 hot partition if the function had any hot blocks.
3173 (fix_crossing_unconditional_branches): Check number of succ edges
3174 before attempting to get one.
3175 (fix_edges_for_rarely_executed_code): Update comment describing
3177 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3178 remove call to add_unlikely_executed_notes; add call to
3179 verify_hot_cold_block_grouping.
3180 (duplicate_computed_gotos): Don't change computed goto if it's a
3182 (partition_hot_cold_basic_blocks): Update function comment.
3183 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3185 (try_forward_edges): Likewise.
3186 (merge_blocks_move_predecessor_nojumps): Likewise.
3187 (merge_blocks_move_successor_nojumps): Likewise.
3188 (merge_blocks_move): Likewise.
3189 (try_crossjump_bb): Likewise.
3190 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3191 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3192 notes to cold bb's; remove call to update_unlikely_executed_notes.
3193 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3194 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3195 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3196 function declaration.
3197 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3199 (rtl_can_merge_blocks): Remove redundancy from condition.
3200 (try_redirect_by_replacing_jump): Likewise.
3201 (force_nonfallthru_and_redirect): Remove code for adding
3202 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3203 (commit_one_edge_insertion): Likewise.
3204 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3205 * dbxout.c (FORCE_TEXT): Replace function_section with
3206 current_function_section.
3207 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3208 function, switch_text_section.
3209 (struct xcoff_debug): Likewise.
3210 (dbxout_function_end): Add code to put out label diffs for both
3211 hot and cold sections.
3212 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3213 for new debug_hooks funciton, switch_text_section..
3214 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3215 switch_text_section.
3216 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3217 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3218 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3219 dw_fde_switched_sections.
3220 (output_call_frame_info): Add test to see if function switches text
3221 sections in the middle; if so, use appropriate extra hot and cold
3222 section labels to compute size deltas for the hot and cold sections.
3223 (dwarf2out_begin_prologue): Add code to initialize new fields in
3225 (dwarf2out_switch_text_section): New function (invoked through
3226 debug_hook); updates new fields in dw_fde_struct appropriately and
3227 increments separate_line_info_table_in_use.
3228 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3229 dwarf2out_switch_text_section.
3230 (struct var_loc_node): Add new field, section_label.
3231 (output_aranges): Add code to check whether in hot or cold section and
3232 use the appropriate label in calculating deltas.
3233 (output_ranges): Likewise.
3234 (output_line_info): Add code to check which section we're in and
3235 use appropriate hot/cold label.
3236 (add_location_or_constant_value_attribute): Likewise.
3237 (gen_subprogam_die): Modify arange attributes to use correct labels.
3238 (dwarf2out_begin_block): Change call to function_section into call to
3239 current_function_section.
3240 (dwarf2out_end_block): Likewise.
3241 (dwarf2out_source_line): Likewise.
3242 (dwarf2out_var_location): Add code to check whether in hot or cold
3243 section and use the appropriate label.
3244 * except.c (output_function_exception_table): Change call to
3245 function_section into call to current_function_section.
3246 * final.c (profile_function): Likewise.
3247 (scan_ahead_for_unlikely_executed_note): Remove function.
3248 (final_scan_insn): Remove calls to
3249 scan_ahead_for_unlikely_executed_note, and related code for switching
3250 to cold section, except for the single time
3251 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3252 debug_hooks->switch_text_sections; replace appropriate calls to
3253 function_section with calls to current_function_section.
3254 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3255 test_bb to condition.
3256 (find_if_case_2): Likewise.
3257 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3258 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3259 * opts.c (decode_options): Change warning about hot/cold partitioning
3260 with exceptionss to inform (so as not to cause bootstrap failures);
3261 remove warning about partitioning with DWARF debug info.
3262 * output.h (current_function_section): Add new function decl.
3263 (insert_section_boundary_note): Likewise.
3264 (enum in_section): Move this declaration here from varasm.c.
3265 (unlikely_section_label): Likewise.
3266 (unlikely_text_section_name): Likewise.
3267 (last_text_section_name): New global variable.
3268 (last_text_section): Likewise.
3269 (hot_section_label): Likewise.
3270 (hot_section_end_label): Likewise.
3271 (cold_section_end_label): Likewise.
3272 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3273 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3274 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3275 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3276 insn from consideration.
3277 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3278 switch_text_section.
3279 * varasm.c (basic-block.h): Add new include.
3280 (unlikely_section_label_printed): Remove global variable.
3281 (unlikely_section_label): Make global variable not be static any more.
3282 (unlikely_text_section_name): Likewise.
3283 (hot_section_end_label): New global variable (not static)
3284 (first_function_block_is_cold): Likewise.
3285 (hot_section_label): Likewise.
3286 (cold_section_end_label): Likewise..
3287 (last_text_section): New global variable, not static.
3288 (last_text_section_name): New global variable, not static.
3289 (initialize_cold_section_name): New function.
3290 (enum in_section): Move declaration to output.h.
3291 (text_section): Update last_text_section.
3292 (unlikely_text_section): Replace code to determine cold section name
3293 with call to initialize_cold_section_name; Add code to update
3294 last_text_section; remove code for printing out label.
3295 (named_section_real): Add code to update last_text_section and
3296 last_text_section_name as appropriate.
3297 (function_section): Change test for 'unlikely' to depend on
3298 first_function_block_is_cold (moved old test to
3299 current_function_section).
3300 (current_function_section): New function.
3301 (assemble_start_function): Move code that frees
3302 unlikely_text_section_name; initialize hot_section_end_label;
3303 print hot and cold section labels at the start of the function;
3304 set first_function_block_is_cold, if appropriate; initialize l
3305 ast_text_section; add call to insert_section_boundary_note.
3306 (assemble_end_function): Add code to write out hot and cold section
3308 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3309 switch_text_section.
3310 * config/darwin.c (machopic_select_section): Replace incorrect
3311 function in base_funs; update reloc for cold sections if necessary.
3312 * config/darwin.h (SECTION_FUNCTION): Add code to update
3313 last_text_section if appropriate.
3314 (text_unlikely_section): Remove.
3315 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3316 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3317 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3318 partitioning for this architecture.
3320 2005-03-31 Olivier Hainque <hainque@adacore.com>
3322 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3323 defined and non-zero.
3325 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3328 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3331 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3334 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3335 label operand. Remove (use (unspec..)). Don't emit a label on
3337 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3338 generate inline label for load_toc_v4_PIC_1b.
3339 (rs6000_emit_load_toc_table): Likewise.
3341 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3343 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3344 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3346 2005-03-29 Devang Patel <dpatel@apple.com>
3348 * tree-sra.c (decide_block_copy): Disable scalarization of
3351 2005-03-30 Stuart Hastings <stuart@apple.com>
3352 Dale Johannesen <dalej@apple.com>
3354 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3355 * print-tree.c (print_node): Add case STATEMENT_LIST.
3357 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3359 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3360 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3361 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3362 is given with "powerpc64*" or "all", or when --with-cpu chooses
3365 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3368 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3369 gen_lexical_block_die.
3370 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3372 2005-03-31 Jan Hubicka <jh@suse.cz>
3374 2004-11-02 Jan Hubicka <jh@suse.cz>
3376 * cgraph.c (cgraph_varpool_node_name): New function.
3377 (dump_cgraph_varpool_node): New function.
3378 (dump_varpool): New function.
3379 * cgraphunit.c (cgraph_optimize): Dump varpool.
3381 2004-10-16 Jan Hubicka <jh@suse.cz>
3383 * cgraph.c (decide_is_variable_needed): New function.
3384 (cgraph_varpool_finalize_decl): Use it.
3385 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3387 * final.c (output_addr_const): Do not call mark_referenced.
3388 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3389 always go via cgraph.
3390 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3391 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3392 * tree-optimize.c (execute_inline): Mark functions called.
3393 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3395 2004-10-11 Jan Hubicka <jh@suse.cz>
3397 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3398 (cgraph_varpool_last_needed_node): New static variable.
3399 (enqueue_needed_varpool_node): Break out from ...; add items to the
3400 end of queue; update first pointers.
3401 (cgraph_varpool_mark_needed_node): ... here.
3402 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3403 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3404 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3405 (cgraph_varpool_first_unanalyzed_node): Declare.
3406 * cgraphunit.c: Include output.h.
3407 (cgraph_varpool_analyze_pending_decls): New function.
3408 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3409 for errors, analyze pending decls.
3410 (cgraph_finalize_compilation_unit): Only analyze decls.
3411 (cgraph_optimize): Assemble the decls after expanding.
3413 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3415 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3416 subvars get marked properly in tags for grouping.
3417 (add_pointed_to_var): Mark only actual pointed to
3418 variables/subvars in addresses needed.
3419 (create_overlap_variables_for): Clear call clobbered on original
3421 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3422 addresable vars with subvars into list.
3423 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3426 2005-03-30 Richard Henderson <rth@redhat.com>
3428 * cgraph.h (struct cgraph_node): Add alias.
3429 * varasm.c (assemble_alias): Set it.
3430 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3431 avoid calling cgraph_expand_function.
3433 2005-03-30 Tom Tromey <tromey@redhat.com>
3435 * tree.def (FILE_TYPE): Removed.
3436 * typeclass.h (enum type_class): Removed file_type_class.
3437 * dwarf2out.c (is_base_type): Updated.
3438 (gen_type_die): Likewise.
3439 * dbxout.c (dbxout_type): Updated.
3440 * builtins.c (type_to_class): Updated.
3441 * tree.c (type_contains_placeholder_1): Updated.
3442 * config/sparc/sparc.c (sparc_type_code): Updated.
3443 * config/ia64/ia64.c (hfa_element_mode): Updated.
3444 * expr.c (count_type_elements): Updated.
3445 * stor-layout.c (layout_type): Updated.
3446 * tree-inline.c (remap_type): Updated.
3447 * tree-pretty-print.c (dump_generic_node): Updated.
3449 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3451 * builtins.c (expand_builtin_powi): Fix mode of
3452 2nd argument to match int.
3453 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3454 2nd argument type to int.
3455 * libgcc2.c: Change prototype of __powi* functions to use
3458 2005-03-30 Dale Johannesen <dalej@apple.com>
3461 * calls.c (expand_call): Flush pending deferrals before
3464 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3468 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3469 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3470 c_label_context, label_context_stack): New.
3471 * c-decl.c (define_label): Check for jumps into statement
3472 expressions. Add label to list of defined labels.
3473 (start_function): Push context on label_context_stack.
3474 (finish_function): Pop context from label_context_stack.
3475 * c-typeck.c (label_context_stack): New.
3476 (c_finish_goto_label): Check for jumps into statement
3477 expressions. Add label to list of jumped to labels.
3478 (struct c_switch): Add blocked_stmt_expr.
3479 (c_start_case): Initialize it.
3480 (do_case): Check it.
3481 (c_finish_case): Verify !blocked_stmt_expr.
3482 (c_begin_stmt_expr): Push context on label_context_stack.
3483 Increment blocked_stmt_expr. Mark labels jumped to from outside
3485 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3486 defined in the statement expression and no longer jumpable to.
3487 Mark labels jumped to from just outside the statement expression
3488 as again definable. Pop context from label_context_stack.
3489 * doc/extend.texi (Statement Exprs): Update.
3491 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3494 * c-decl.c (start_function): Check for old_decl being
3497 2005-03-30 Ian Lance Taylor <ian@airs.com>
3499 * final.c (final): Remove prescan parameter. Change all callers.
3500 (final_scan_insn): Remove prescan parameter. Change all callers.
3502 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3504 * tree-vectorizer.c: Fix comment typos.
3506 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3508 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3509 as soon as a chrec_dont_know is detected.
3511 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3513 Merge from csl-arm-branch.
3514 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3516 * tlink.c (recompile_files): Do not assume that "rename" can
3517 overwrite an existing file.
3519 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3521 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3522 * gcc/configure: Regenerate.
3524 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3526 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3528 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3530 * calls.c (struct arg_data): Update "partial" comment.
3531 (load_register_parameters): Update "nregs" comment.
3533 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3535 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3536 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3537 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3538 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3539 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3540 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3541 than target_flags & 0.
3542 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3543 (iq2000_arch, iq2000_parse_cpu): Delete.
3544 (TARGET_HANDLE_OPTION): Override default.
3545 (iq2000_handle_option): New function.
3546 (override_options): Remove -march= and -mcpu= handling.
3547 * config/iq2000/iq2000.opt: New file.
3549 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3551 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3552 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3553 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3554 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3555 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3556 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3557 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3558 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3559 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3560 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3561 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3562 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3563 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3564 (TARGET_OPTIONS): Delete.
3565 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3566 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3567 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3568 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3569 (c4x_cpu_version_string): Delete.
3570 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3571 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3572 equivalent -mcpu= option.
3573 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3574 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3575 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3576 or clearing the appropriate MASK_* bit.
3577 (c4x_file_start): Use c4x_cpu_version.
3578 * config/c4x/c4x.opt: New file.
3580 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3582 * doc/options.texi: Document the new MaskExists flag.
3583 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3584 if the option has the MaskExists flag.
3586 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3588 * opt-functions.awk (flag_set_p, test_flag): New functions.
3589 (switch_flags): Use them.
3590 * opth-gen.awk: Use flag_set_p to check for flags.
3591 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3593 2005-03-30 Ian Lance Taylor <ian@airs.com>
3595 * config.host (i[34567]86-*-mingw32*): Don't set
3596 host_can_use_collect2 to no.
3598 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3601 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3602 Remove convert_memory_address call duplicating that in memory_address.
3604 2005-03-29 Richard Henderson <rth@redhat.com>
3607 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3608 (build_compound_literal): Likewise. Propagate decl type into the
3610 (finish_decl): Likewise. Use new return value from complete_array_type
3611 for zero sized arrays.
3612 (complete_array_type): Move ...
3613 * c-common.c (complete_array_type): ... here. Change first argument
3614 to pointer-to-type-node. Consistently use sizetype for the index
3615 except for zero sized arrays. Detect zero sized arrays for pedantic
3616 mode diagnostics. Create a new type node instead of modifying the
3618 * c-tree.h (complete_array_type): Move decl ...
3619 * c-common.h (complete_array_type): ... here.
3621 2005-03-29 Richard Henderson <rth@redhat.com>
3624 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3626 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3628 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3629 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3630 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3631 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3633 2005-03-29 Eric Christopher <echristo@redhat.com>
3635 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3636 truthvalue conversion removal.
3638 2005-03-29 Ian Lance Taylor <ian@airs.com>
3641 * collect2.c: Never include <vfork.h>.
3642 (VFORK_STRING, vfork): Don't define.
3643 (pid): Remove global variable.
3644 (handler): Call raise instead of kill (getpid(), ...).
3645 (collect_wait): Add pex parameter. Change all callers. Use
3646 pex_get_status rather than pwait.
3647 (do_wait): Add pex parameter. Change all callers.
3648 (collect_execute): Return struct pex_obj * rather than void. Use
3649 pex routines rather than pexecute.
3650 (fork_execute): Get pex_obj from collect_execute, and pass it to
3652 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3653 Only declare quit_handler if SIGQUIT is defined.
3654 (scan_libraries): Likewise.
3655 * collect2.h (collect_execute): Update declaration.
3656 (collect_wait): Update declaration.
3657 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3658 pass it to collect_wait.
3660 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3663 * c-parser.c (c_parser_compound_statement_nostart): Give error
3664 message for EOF instead of just setting parser->error.
3666 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3668 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3669 (slpeel_update_phi_nodes_for_guard1): New function.
3670 (slpeel_update_phi_nodes_for_guard2): New function.
3671 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3672 of slpeel_update_phi_nodes_for_guard.
3673 (vectorize_loops): Remove call to loop_closed_rewrite.
3674 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3677 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3679 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3680 (TARGET_LITTLE_ENDIAN): New macro.
3681 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3682 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3683 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3684 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3685 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3686 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3687 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3688 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3689 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3690 (TARGET_OPTIONS): Delete.
3691 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3692 (CACHE_FLUSH_TRAP): Turn into an integer.
3693 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3694 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3695 -mflush-trap is in use.
3696 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3697 (m32r_cache_flush_trap_string): Delete.
3698 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3699 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3700 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3701 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3702 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3703 -mmodel= and -msdata= handling from...
3704 (m32r_init): ...here.
3705 * config/m32r/m32r.opt: New file.
3707 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3709 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3710 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3711 * tree-vect-analyze.c (vect_object_analysis): additional parm
3712 pass back a "struct ptr_info_def *" with the points-to info.
3713 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3714 statement using info returned from vect_object_analysis.
3715 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3716 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3717 for virtual uses and defs when creating a replacement vector
3718 reference. Call duplicate_ssa_name_ptr_info to define points-to
3719 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3720 (vectorizable_store): copy_virtual_operands and update
3721 definition statements.
3722 (vectorizable_load): copy_virtual_operands. Remove call to
3723 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3724 * tree-vectorizer.c (vectorize_loops): Remove calls to
3725 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3726 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3727 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3728 define macro STMT_VINFO_PTR_INFO for use in accessing.
3729 * tree.h add export of duplicate_ssa_name_ptr_info.
3730 * rs6000.c (altivec_init_builtins): Declare builtin function
3731 __builtin_altivec_mask_for_load to be "const".
3733 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3736 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3737 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3738 assemble_variable on aliases.
3739 * varasm.c (assemble_alias): Set node->alias.
3740 * toplev.c (wrapup_global_declarations): Don't call
3741 rest_of_decl_compilation on aliases again.
3743 2005-03-29 Paul Brook <paul@codesourcery.com>
3745 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3746 * config/arm/arm.c (arm_dbx_register_number): New function.
3747 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3749 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3752 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3753 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3755 2005-03-29 Dale Johannesen <dalej@apple.com>
3757 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3758 $(TREE_H) and $(COVERAGE_H).
3759 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3760 * opts.c (common_handle_option): Enable tree-based value transforms.
3761 * toplev.c (process_options): Ditto.
3762 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3763 refers to references to this type.
3764 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3765 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3766 for may_be_more, may_be_less.
3767 (rtl_gen_pow2_profiler): Adjust.
3768 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3769 (rtl_gen_one_value_profiler): Adjust.
3770 (rtl_gen_const_delta_profiler): Adjust.
3771 * tree-profile.c (tree_gen_interval_profiler): Implement.
3772 (tree_gen_pow2_profiler): Ditto.
3773 (tree_gen_one_value_profiler): Ditto.
3774 (tree_profiling): New.
3775 (pass_tree_profile): Reference it.
3776 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3778 (insn_divmod_values_to_profile): Rename to
3779 rtl_divmod_values_to_profile. Adjust.
3780 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3781 (insn_prefetch_values_to_profile): Adjust.
3782 (rtl_value_profile_transformations): Adjust.
3783 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3784 (gen_mod_pow2): Rename to rtl_mod_pow2.
3785 (gen_mod_subtract): Rename to rtl_mod_subtract.
3786 (divmod_fixed_value_transform): Rename to
3787 rtl_divmod_fixed_value_transform.
3788 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3789 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3790 (rtl_find_values_to_profile): Adjust.
3791 (tree_value_profile_transformations): Implement.
3792 (tree_divmod_values_to_profile): New.
3793 (tree_values_to_profile): New.
3794 (tree_divmod_fixed_value): New.
3795 (tree_mod_pow2): New.
3796 (tree_mod_subtract): New.
3797 (tree_divmod_fixed_value_transform): New.
3798 (tree_mod_pow2_value_transform): New.
3799 (tree_mod_subtract_transform): New.
3800 (tree_find_values_to_profile): Implement.
3801 * profile.c (instrument_values): Free histograms.
3802 (compute_value_histograms): Adjust. Implement tree version.
3804 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3806 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3807 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3808 variable. Output "fldcw" depending on round_mode.
3809 * config/i386/i386.md (UNSPEC_FIST): New.
3810 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3811 New isns patterns to implement lrint and llrint built-ins as x87
3813 (fistdi2, fist<mode>2 splitters): New splitters.
3814 (lrint<mode>2): New expanders.
3816 2005-03-28 Ian Lance Taylor <ian@airs.com>
3818 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3819 0 when calling final_scan_insn.
3821 2005-03-28 Jan Hubicka <jh@suse.cz>
3824 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3827 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3828 types where possible.
3830 2005-03-26 Per Bothner <per@bothner.com>
3832 Make -f[no-]show-column also control non-cpp diagnostics.
3833 * c.opt (fshow-column): Move option from here ...
3834 * common.opt (fshow-column): ... to here.
3835 * diagnostic.c (diagnostic_build_prefix): Only print column number
3836 if flag_show_column.
3838 2005-03-27 Steven Bosscher <stevenb@suse.de>
3840 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3841 vax_output_conditional_branch): New prototypes.
3842 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3843 extracted from vax.md mov and add patterns.
3844 (vax_output_conditional_branch): New function to output conditional
3845 branch instructions.
3846 * vax.md: Use mode macros for arithmetic and mov patterns.
3847 Use code macros for the jump patterns.
3849 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3851 * Makefile.in (libbackend.o): Depend on version files;
3852 add custom generation command.
3854 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3857 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3858 sure that we have a REG before getting its REGNO.
3860 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3862 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3863 * builtins.def (BUILT_IN_STRNDUP): New.
3865 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3867 PR tree-optimization/20470
3868 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3871 2005-03-25 Mike Stump <mrs@apple.com>
3873 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3876 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3878 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3879 Use our own structure definitions.
3881 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3882 (fix_truncdfsi2): Allow registers or memory as destination.
3883 When TARGET_PPC_GFXOPT, generate simplified pattern.
3884 (fix_truncdfsi2_internal): Use define_insn_and_split.
3885 (fix_truncdfsi2_internal_gfxopt): New.
3886 (fctiwz): Don't confuse register allocation by giving it no choices.
3888 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3889 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3890 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3891 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3893 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3895 * dominance.c (free_dominance_info): Speed up by freeing et
3896 data structures without maintaining other nodes.
3897 * et-forest.c (et_free_tree_force): New.
3898 * et-forest.h: Add a prototype for et_free_tree_force.
3900 * tree.c (get_set_constructor_bits,
3901 get_set_constructor_bytes): Remove.
3902 * tree.h: Remove the corresponding prototypes.
3904 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3907 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3908 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3909 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3910 PRE_DEC, NEG and NOT.
3912 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3914 * fold-const.c: Convert uses of fold (build (...)) to
3917 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3919 PR rtl-optimization/20249
3920 * cse.c (insert_regs): Do not record equivalence of registers in
3923 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3925 * emit-rtl.c (reverse_comparison): Remove.
3926 * rtl.h: Remove the corresponding prototype.
3928 2005-03-24 James E Wilson <wilson@specifixinc.com>
3930 * doc/install.texi (--enable-altivec): Delete docs.
3932 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3934 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3935 SFmode and DFmode before reload when
3936 flag_unsafe_math_optimizations not enabled.
3938 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3940 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3942 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3943 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3945 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3947 * configure.ac (enable-checking): Add 'runtime' option.
3948 * doc/install.texi (enable-checking): Document 'runtime' checking.
3949 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3950 * config.in: Regenerated.
3951 * configure: Regenerated.
3953 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3955 * optabs.h (enum optab_index): Remove OTI_llrint.
3956 (llrint_optab): Remove macro.
3957 * optabs.c (init_optabs): Remove llrint_optab initialization.
3958 * genopinit.c (optabs): Remove llrint_optab implementation.
3959 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3962 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3964 PR rtl-optimization/20532
3965 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3966 overflow when adding coefficients for PLUS or MINUS.
3967 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3970 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3972 * langhooks.h (truthvalue_conversion): Remove.
3973 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3974 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3975 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3976 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3977 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3979 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3981 * params.def: Fix a typo.
3982 * config/mips/mips.c: Follow the spelling convensions.
3983 * doc/invoke.texi: Fix typos.
3985 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3987 Fix PR tree-optimization/20601
3989 * tree-ssa-pre.c (insert_aux): Add missing condition to
3992 2005-03-23 Ian Lance Taylor <ian@airs.com>
3994 * final.c (final_scan_insn): Don't remove no-op instructions.
3995 * reload1.c (reload): Remove simple no-op instructions even when
3998 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4000 PR tree-optimization/20501
4001 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
4002 reporting that peeling for alignment is applied moved to...
4003 * (vect_analyze_data_refs_alignment): Here.
4005 2005-03-23 Ian Lance Taylor <ian@airs.com>
4007 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4009 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4011 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4012 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4014 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4016 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4017 imply that this is called once, independent of asms in code.
4018 Adjust to now being pased output and input lists. Mention helper
4019 function decl_overlaps_hard_reg_set_p.
4020 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4021 hook_tree_tree_identity and to take three trees, returning third.
4022 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4024 * stmt.c: include hard-reg-set.h before tree.h.
4025 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4026 (decl_conflicts_with_clobbers_p): Call
4027 decl_overlaps_hard_reg_set_p.
4028 (expand_asm_operands): Pass output and input lists in call to
4029 targetm.md_asm_clobbers.
4030 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4031 hook_tree_tree_tree_tree_3rd_identity.
4032 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4034 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4035 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4036 parameters, first two unused.
4037 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4038 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4039 in constraint letters and MOF is not mentioned as a asm-declared
4040 register in neither of the input and output lists.
4042 2005-03-23 DJ Delorie <dj@redhat.com>
4044 * optabs.c (expand_binop): Make sure the first subword's result
4047 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4049 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4050 Call c_common_truthvalue_conversion rather than
4051 lang_hooks.truthvalue_conversion.
4052 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4053 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4055 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4056 c_common_truthvalue_conversion.
4057 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4058 c_parser_conditional_expression, c_parser_binary_expression): Call
4059 c_objc_common_truthvalue_conversion.
4060 * c-typeck.c (build_unary_op): Call
4061 c_objc_common_truthvalue_conversion.
4062 (build_conditional_expr): Do not call
4063 lang_hooks.truthvalue_conversion.
4064 (build_binary_op): Call c_common_truthvalue_conversion.
4065 (c_objc_common_truthvalue_conversion): Moved from
4066 c-objc-common.c. Call default_function_array_conversion instead
4067 of default_conversion.
4069 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4071 * c-common.h (default_conversion): Remove.
4072 (perform_integral_promotions): Add.
4073 * c-tree.h (default_conversion): Add.
4074 * c-typeck.c (perform_integral_promotions): New, split out from
4076 * c-common.c (check_case_value): Use perform_integral_promotions,
4077 not default_conversion.
4078 (c_add_case_label): Don't continue processing case label after
4079 found to be pointer.
4081 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4083 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4084 the prefix list if we have already added a multilib directory
4086 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4089 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4091 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4093 * reload.h: Remove the prototype for indirect_symref_ok.
4095 * reload1.c (indirect_symref_ok): Make it global.
4096 * reload.h: Add a prototype for indirect_symref_ok.
4098 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4100 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4103 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4105 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4107 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4109 * c-opts.c (c_common_parse_file): Only start/end main source file
4110 if debug hooks says the writer wants it.
4111 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4113 (xcoff_debug_hooks): Ditto.
4114 * debug.c (do_nothing_hooks): Ditto.
4115 * debug.h (gcc_debug_hooks): Ditto.
4116 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4117 * sdbout.c (sdb_debug_hooks): Ditto.
4118 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4120 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4122 * doc/extend.texi: Deprecate C++ min/max operators.
4124 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4126 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4127 artificial original candidates.
4129 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4130 Jan Hubicka <jh@suse.cz>
4131 Steven Bosscher <stevenb@suse.de>
4133 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4134 call cost based on argument sizes.
4135 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4137 * params.def: (max-inline-inssn-single): Set to 450.
4138 (max-inline-insns-auto): Set to 90.
4139 (max-inline-insns-recursive): Set to 450
4140 (max-inline-insns-recursive-auto): Set to 450.
4141 (large-function-insns): Set to 2700.
4142 (inline-call-cost): New parameter.
4143 * tree-inline.c (estimate_move_cost): New function.
4144 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4145 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4147 * tree-inline.h (estimate_move_cost): Declare.
4148 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4149 (max-inline-insns-auto): Change default to 90.
4150 (max-inline-insns-recursive): Change default to 450
4151 (max-inline-insns-recursive-auto): Change default to 450.
4152 (large-function-insns): Change default to 2700.
4153 (inline-call-cost): Document new parameter.
4155 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4157 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4158 (TARGET_DEFAULT): Delete.
4159 * config/i860/i860.opt: New file.
4161 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4163 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4164 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4165 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4166 (frv_sched_lookahead): Delete.
4167 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4168 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4169 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4170 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4171 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4172 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4173 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4174 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4175 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4176 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4177 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4178 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4179 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4180 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4181 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4182 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4183 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4184 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4185 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4186 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4187 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4188 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4189 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4190 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4191 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4192 (frv_sched_lookahead): Delete.
4193 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4194 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4195 (frv_handle_option): New function. Move -mcpu= handling from...
4196 (frv_override_options): ...here. Remove handling of other
4198 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4199 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4200 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4201 and TARGET_NO_MULTI_CE.
4202 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4203 !TARGET_VLIW_BRANCH.
4204 * config/frv/frv.opt: New file.
4206 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4208 * fold-const.c (fold_ternary): Take decomposed arguments of
4210 (fold): Update a call to fold_ternary.
4212 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4213 * tree.h: Add corresponding prototypes.
4215 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4218 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4219 between jump table and its label.
4220 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4221 resp. ADDR_DIFF_VEC and the label preceeding it.
4222 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4223 is emitted in the right section.
4225 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4227 * fold-const.c (fold_unary, fold_binary): Update comments
4230 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4232 PR rtl-optimization/20527
4233 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4234 REG_INC note, test that the register also isn't mentioned in PRED
4237 2005-03-22 Ben Elliston <bje@au.ibm.com>
4239 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4242 2005-03-21 Mike Stump <mrs@apple.com>
4244 * varasm.c (default_assemble_visibility): Remove extra ().
4246 2005-03-21 Roger Sayle <roger@eyesopen.com>
4249 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4250 to determine whether a block can be duplicated, rather than test
4251 whether the block contains noncopyable insns ourselves.
4253 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4255 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4258 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4260 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4262 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4264 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4265 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4266 * config/fr30/fr30.opt: New file.
4268 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4270 Fix PR tree-optimization/20542
4272 * tree-flow-inline.h (overlap_subvar): Move to here.
4273 * tree-ssa-operands.c: From here.
4274 * tree-flow.h (overlap_subvar): Declare.
4275 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4276 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4277 for variables with subvars.
4279 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4282 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4283 * modulo-sched.c (const_iteration_count): Return on NULL
4285 (print_node_sched_params): Return on NULL dump_file.
4286 (generate_reg_moves): Handle reg-anti dependencies and disregard
4287 closing branch when generating register moves.
4288 (sms_schedule): Mark the SMSed block dirty.
4289 * passes.c (rest_of_handle_sms): Call update_life_info for all
4291 * testsuite/gcc.dg/20050321-1.c: New test.
4293 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4295 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4296 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4297 movqi_internal): Likewise.
4299 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4301 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4302 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4303 xtensa_b4const): Delete prototypes.
4304 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4305 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4306 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4307 xtensa_extra_constraint): New prototypes.
4308 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4309 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4310 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4311 move_operand, const_float_1_operand, fpmem_offset_operand,
4312 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4313 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4314 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4315 argument type to HOST_WIDE_INT.
4316 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4317 xtensa_mask_immediate): Likewise.
4318 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4319 Likewise. Also make these functions static.
4320 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4321 (xtensa_const_ok_for_letter_p): New.
4322 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4323 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4324 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4325 move_operand, const_float_1_operand, fpmem_offset_operand,
4326 branch_operator, ubranch_operator, boolean_operator): Move to
4328 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4329 (xtensa_mem_offset): Change return type to bool.
4330 (xtensa_extra_constraint): New.
4331 (gen_int_relational): Update type of const_range_p function pointer.
4332 Use xtensa_b4const_or_zero.
4333 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4334 xtensa_const_ok_for_letter_p. Update comments.
4335 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4336 (PREDICATE_CODES): Delete.
4337 * config/xtensa/xtensa.md: Include predicates.md.
4338 * config/xtensa/predicates.md: New file.
4340 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4342 * config/v850/v850-protos.h: Remove the prototypes for
4343 reg_or_int9_operand, reg_or_const_operand,
4344 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4345 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4346 movsi_source_operand, power_of_two_operand,
4347 not_power_of_two_operand, special_symbolref_operand,
4348 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4349 register_is_ok_for_epilogue.
4350 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4351 reg_or_int9_operand, reg_or_const_operand,
4352 call_address_operand, special_symbolref_operand,
4353 movsi_source_operand, power_of_two_operand,
4354 not_power_of_two_operand, register_is_ok_for_epilogue,
4355 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4356 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4358 * config/v850/v850.h (PREDICATE_CODES): Remove.
4359 * config/v850/v850.md: Include predicates.md.
4360 * config/v850/predicates.md: New.
4362 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4364 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4365 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4366 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4367 (itoolsdir, itoolsdatadir): Move definition above new first use.
4368 (install-itoolsdirs): New rule.
4369 (install-mkheaders): Depend on install-itoolsdirs, not
4370 install-include-dir.
4372 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4374 * tree-into-ssa.c: Remove obsolete comments.
4376 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4378 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4379 unrolling if -fpeel-loops is specified, too.
4380 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4381 Remove superfluous check for flag_unroll_loops.
4383 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4385 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4386 (lrint_optab, llrint_optab): Define corresponding macros.
4387 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4388 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4389 pattern and llrint_optab using llrintdi2 patterns.
4390 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4391 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4392 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4393 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4394 flag_unsafe_math_optimizations is set.
4396 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4398 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4399 simplify_logical, if_then_else_cond, known_cond,
4400 simplify_comparison): Adjust calls to reverse_comparison.
4401 Don't use combine_reversed_comparison_code).
4402 (combine_reversed_comparison_code): Remove.
4403 (reversed_comparison): Using reversed_comparison_code, move it...
4404 * jump.c (reversed_comparison): ... here.
4405 * rtl.h (reversed_comparison): Add prototype.
4407 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4409 * builtins.c (fold_builtin): Take decomposed arguments of
4411 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4412 * gimplify.c (gimplify_call_expr): Likewise.
4413 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4414 * tree.h: Update the prototype of fold_builtin.
4416 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4418 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4419 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4420 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4421 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4422 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4424 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4426 * builtins.c (fold_builtin_1): Take decomposed arguments of
4428 (fold_builtin): Update a call to fold_builtin_1.
4430 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4433 * gcov.c (output_lines): Only output function block summary when
4434 outputting branch information.
4435 * doc/gcov.texi: Document format of preamble and additional block
4438 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4440 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4441 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4442 the defaults false if BITS_PER_UNIT != 8.
4443 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4444 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4445 than BITS_PER_UNIT != 8.
4446 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4447 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4448 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4450 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4451 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4453 2005-03-20 Roger Sayle <roger@eyesopen.com>
4456 * fold-const.c (fold_binary): Fix type mismatch between
4457 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4458 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4459 for non-truth-valued expressions.
4461 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4462 and FUNCTION_DECL in the main switch.
4463 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4464 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4465 we also need to convert their operands to match.
4466 <TRUTH_NOT_EXPR>: Likewise.
4468 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4470 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4471 diagnostic without checking whether an lvalue.
4472 * c-common.h (lvalue_p): Remove.
4473 (enum lvalue_use): Update comment.
4474 (lvalue_or_else): Replace by lvalue_error.
4475 * c-typeck.c (lvalue_p): Make static.
4476 (lvalue_or_else): New. Call lvalue_error.
4478 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4480 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4481 (function_arg_advance): Use rs6000_parm_start.
4482 (function_arg, rs6000_arg_partial_bytes): Likewise.
4484 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4486 * c-common.c (check_case_value): Adjust comment about stripping
4488 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4489 * c-typeck.c (default_conversion, convert_arguments,
4490 build_modify_expr, convert_for_assignment, store_init_value,
4491 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4492 manually. Remove inaccurate comments.
4494 2005-03-20 Roger Sayle <roger@eyesopen.com>
4495 Joseph S. Myers <joseph@codesourcery.com>
4497 * varasm.c (do_assemble_alias): Restore comment describing function.
4498 Annotate the target parameter as potentially unused.
4500 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4503 * config/avr/avr.c (avr_output_function_prologue): Do not use
4504 current_function_name() in a label, use a local label instead.
4506 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4508 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4509 flag_finite_math_only, not flag_unsafe_math_optimizations.
4511 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4513 * builtins.c (fold_builtin_1): Update a call to
4514 targetm.fold_builtin.
4515 * hooks.c (hook_tree_tree_bool_null): Rename to
4516 hook_tree_tree_tree_bool_null. Take one more argument of type
4518 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4519 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4520 hook_tree_tree_tree_bool_null.
4521 * target.h (gcc_target): Update the prototype of fold_builtin.
4522 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4523 arguments of CALL_EXPR.
4524 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4527 2005-03-20 Jan Hubicka <jh@suse.cz>
4529 * cgraph.h (cgraph_node): Add prev_clone pointer.
4530 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4531 (cgraph_clone_node): Produce doubly linked chain.
4533 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4535 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4536 get_nonnull_operand, handle_sentinel_attribute,
4537 check_function_arguments_recurse): Do not strip NOPS from
4539 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4541 * c-format.c (get_constant): Likewise.
4542 * c-parser.c (c_parser_postfix_expression): Likewise.
4543 * c-typeck.c (set_init_index): Likewise.
4544 (convert_arguments): Don't check for NOP_EXPR containing integer
4547 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4549 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4550 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4551 Take decomposed arguments of CALL_EXPR.
4552 (fold_builtin_1): Update calls to the functions mentioned
4555 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4557 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4558 width to have integer type.
4559 (build_enumerator): Require enumerator value to have integer type.
4561 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4563 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4566 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4568 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4569 std=iso9899:199x): Correct descriptions.
4571 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4573 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4576 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4578 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4580 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4581 fold_builtin_memcpy.
4583 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4584 arguments of CALL_EXPR.
4585 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4586 fold_builtin_found, fold_builtin_1): Update calls to
4587 fold_trunc_transparent_mathfn.
4589 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4592 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4593 function pointers on targets that require function pointer
4595 (fold_sign_changed_comparison): Likewise.
4597 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4599 * combine.c (try_combine): When changing the mode of a hard reg, make
4600 sure that doing so is valid.
4602 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4604 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4605 (TARGET_HANDLE_OPTION): Override default.
4606 (avr_handle_option): New function.
4607 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4608 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4609 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4610 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4611 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4612 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4613 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4614 (TARGET_OPTIONS): Delete.
4615 * config/avr/avr.opt: New file.
4617 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4619 * config/m32r/m32r-protos.h: Remove the prototypes for
4620 call_address_operand, symbolic_operand, seth_add3_operand,
4621 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4622 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4623 two_insn_const_operand, move_src_operand,
4624 move_double_src_operand, move_dest_operand,
4625 eqne_comparison_operator, signed_comparison_operator,
4626 large_insn_p, conditional_move_operand, carry_compare_operand,
4627 m32r_block_immediate_operand, extend_operand,
4628 reg_or_eq_int16_operand, int8_operand, and
4629 reg_or_zero_operand.
4630 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4631 seth_add3_operand, int8_operand, cmp_int16_operand,
4632 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4633 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4634 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4635 move_double_src_operand, move_dest_operand,
4636 eqne_comparison_operator, signed_comparison_operator,
4637 extend_operand, small_insn_p, large_insn_p,
4638 conditional_move_operand, carry_compare_operand,
4639 m32r_block_immediate_operand): Move to predicates.md.
4640 (MAX_MOVE_BYTES): Move to m32r.h.
4641 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4642 * config/m32r/m32r.md: Include predicates.md.
4643 * config/m32r/predicates.md: New.
4645 2005-03-18 James E Wilson <wilson@specifixinc.com>
4648 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4651 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4653 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4654 call_address_operand, const_8bit_operand.
4655 * config/mn10300/mn10300.c (call_address_operand,
4656 const_8bit_operand, const_1f_operand): Move to predicates.md.
4657 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4658 * config/mn10300/mn10300.md: Include predicates.md.
4659 * config/mn10300/predicates.md: New.
4661 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4663 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4664 declarations in diagnostics and %E for identifiers, not %s.
4666 2005-03-18 Jan Hubicka <jh@suse.cz>
4667 Dale Johannesen <dalej@apple.com>
4669 * basic-block.h (scale_bbs_frequencies_int,
4670 scale_bbs_frequencies_gcov_type): Declare.
4671 * cfg.c (RDIV): New macro.
4672 (update_bb_frequency_for_threading): Fix.
4673 * basic-block.h (scale_bbs_frequencies_int,
4674 scale_bbs_frequencies_gcov_type): New.
4675 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4676 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4677 scale_bbs_frequencies_int.
4678 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4680 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4682 * config/m32r/m32r-protos.h: Remove the prototypes for
4683 call_address_operand, symbolic_operand, seth_add3_operand,
4684 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4685 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4686 two_insn_const_operand, move_src_operand,
4687 move_double_src_operand, move_dest_operand,
4688 eqne_comparison_operator, signed_comparison_operator,
4689 large_insn_p, conditional_move_operand, carry_compare_operand,
4690 m32r_block_immediate_operand, extend_operand,
4691 reg_or_eq_int16_operand, int8_operand, and
4692 reg_or_zero_operand.
4693 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4694 seth_add3_operand, int8_operand, cmp_int16_operand,
4695 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4696 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4697 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4698 move_double_src_operand, move_dest_operand,
4699 eqne_comparison_operator, signed_comparison_operator,
4700 extend_operand, small_insn_p, large_insn_p,
4701 conditional_move_operand, carry_compare_operand,
4702 m32r_block_immediate_operand): Move to predicates.md.
4703 (MAX_MOVE_BYTES): Move to m32r.h.
4704 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4705 * config/m32r/m32r.md: Include predicates.md.
4706 * config/m32r/predicates.md: New.
4708 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4710 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4711 symbolic_operand, symbolic_memory_operand,
4712 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4713 indexed_memory_operand, move_dest_operand, move_src_operand,
4714 prefetch_cc_operand, prefetch_nocc_operand,
4715 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4716 arith_operand, arith11_operand, pre_cint_operand,
4717 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4718 ireg_operand, int5_operand, uint5_operand, int11_operand,
4719 uint32_operand, arith5_operand, and_operand, ior_operand,
4720 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4721 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4722 shadd_operand, movb_comparison_operator,
4723 cmpib_comparison_operator): Move to predicates.md.
4724 (magic_milli, shadd_constant_p): Make it extern.
4725 * config/pa/pa.h (PREDICATE_CODES): Remove.
4726 * config/pa/pa.md: Include predicates.md.
4727 * config/pa/predicates.md: New.
4729 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4732 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4734 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4735 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4736 config/alpha/freebsd.h, config/alpha/linux.h,
4737 config/alpha/netbsd.h, config/alpha/osf5.h,
4738 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4739 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4740 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4741 doc/cppopts.texi: Update copyright.
4743 2005-03-18 Jan Hubicka <jh@suse.cz>
4746 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4748 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4751 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4753 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4756 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4758 * combine.c (gen_binary): Remove.
4759 (known_cond, simplify_shift_const, find_split_point,
4760 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4761 simplify_logical, expand_field_assignment, extract_left_shift,
4762 force_to_mode, if_then_else_cond, apply_distributive_law,
4763 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4764 simplify_comparison, reversed_comparison): Replace with
4765 simplify_gen_binary, simplify_gen_relational or
4766 distribute_and_simplify_rtx.
4767 (distribute_and_simplify_rtx): New function.
4769 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4770 Paolo Bonzini <gcc.gnu.org>
4772 * calls.c (setjmp_call_p, special_function_p): Update comments
4773 at the head of the functions.
4775 2005-03-18 Jan Hubicka <jh@suse.cz>
4777 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4779 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4780 function body should be released; do not proactively release function
4781 bodies in non-unit-at-a-time mode.
4783 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4785 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4786 mno-fp-ret-in-387 multilib variants.
4788 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4790 * common.opt (m): Remove.
4791 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4793 (common_handle_option): Remove OPT_m case.
4795 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4797 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4799 (fold_builtin_1): Update a call to fold_builtin_bitop.
4801 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4803 (fold_builtin_1): Update a call to fold_builtin_signbit.
4805 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4807 PR tree-optimization/20474
4808 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4809 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4811 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4813 * config/h8300/h8300-protos.h: Remove prototypes for
4814 general_operand_src, general_operand_dst, single_one_operand,
4815 single_zero_operand, call_insn_operand,
4816 two_insn_adds_subs_operand, small_call_insn_operand,
4817 jump_address_operand, bit_operand, bit_memory_operand,
4818 stack_pointer_operand, const_int_gt_2_operand,
4819 const_int_ge_8_operand, const_int_qi_operand,
4820 const_int_hi_operand, incdec_operand, bit_operator,
4821 nshift_operator, eqne_operator, gtle_operator,
4822 gtuleu_operator, iorxor_operator.
4823 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4824 h8300_ldm_stm_parallel.
4825 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4827 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4828 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4829 (h8300_ldm_stm_parallel): Make it extern.
4830 (h8300_ldm_parallel, h8300_stm_parallel,
4831 h8300_return_parallel, general_operand_src,
4832 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4833 nibble_operand, reg_or_nibble_operand, single_one_operand,
4834 single_zero_operand, call_insn_operand,
4835 two_insn_adds_subs_operand, small_call_insn_operand,
4836 jump_address_operand, bit_operand, bit_memory_operand,
4837 stack_pointer_operand, const_int_gt_2_operand,
4838 const_int_ge_8_operand, const_int_qi_operand,
4839 const_int_hi_operand, incdec_operand, eqne_operator,
4840 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4841 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4842 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4843 nshift_operator): Move to predicates.md.
4844 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4845 * config/h8300/h8300.md: Include predicates.md.
4846 * config/h8300/predicates.md: New.
4848 2005-03-17 Richard Henderson <rth@redhat.com>
4850 * config.gcc (ia64*-*-hpux*): Add extra_options.
4851 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4852 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4853 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4854 (ia64_tls_size_string, ia64_tune_string): Remove.
4855 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4856 (TARGET_DEFAULT_TARGET_FLAGS): New.
4857 (TARGET_HANDLE_OPTION): New.
4858 (ia64_override_options): Move options parsing ...
4859 (ia64_handle_option): ... here. New.
4860 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4861 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4862 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4863 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4864 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4865 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4866 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4867 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4868 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4869 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4870 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4871 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4872 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4873 TARGET_EARLY_STOP_BITS): Remove.
4874 (TARGET_ILP32): Default false.
4875 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4876 (enum ia64_inline_type): New.
4877 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4878 * config/ia64/ia64.md: Update for new definitions of
4879 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4880 * config/ia64/ia64.opt: New file.
4881 * config/ia64/ilp32.opt: New file.
4883 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4886 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4888 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4890 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4891 instead of MASK_H8300S.
4892 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4893 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4894 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4895 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4896 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4897 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4898 TARGET_SWITCHES): Remove.
4899 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4901 * config/h8300/h8300.opt: New.
4903 * config/alpha/alpha.opt, config/arc/arc.opt,
4904 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4907 2005-03-17 Ian Lance Taylor <ian@airs.com>
4911 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4913 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4914 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4915 (TARGET_HANDLE_OPTION): Override default.
4916 (arc_handle_option): New function.
4917 (arc_init): Remove code to set arch_cpu_string.
4918 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4919 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4920 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4921 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4922 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4923 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4924 (arc_rodata_string, TARGET_OPTIONS): Delete.
4925 * config/arc/arc.opt: New file.
4927 2005-03-17 Richard Henderson <rth@redhat.com>
4929 * doc/extend.texi (Weak Pragmas): New section.
4930 (attribute alias): Clarify that target must be in the same
4933 2005-03-17 Richard Henderson <rth@redhat.com>
4935 * config/alpha/alpha.opt: New file.
4936 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4938 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4939 alpha_fprm_string, alpha_fptm_string): Make static.
4940 (alpha_tls_size_string): Remove.
4941 (alpha_handle_option): New.
4942 (override_options): Update for alpha_cpu/alpha_tune split.
4943 (alpha_file_start): Likewise.
4944 (TARGET_DEFAULT_TARGET_FLAGS): New.
4945 (TARGET_HANDLE_OPTION): New.
4946 * config/alpha/alpha.h (alpha_tune): Declare.
4947 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4948 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4949 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4950 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4951 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4952 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4953 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4954 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4955 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4956 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4957 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4958 (TARGET_DEFAULT): Remove MASK_FP.
4959 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4960 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4961 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4962 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4963 alpha_tls_size_string): Remove.
4964 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4965 (attribute tune): Rename from attribute cpu.
4966 * config/alpha/ev4.md: Update to match.
4967 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4968 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4969 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4970 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4971 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4972 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4974 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4976 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4977 and return without creating new state if before_nops_num is nonzero.
4978 * config/ia64/ia64.md (first_insn): New attribute.
4979 (alloc): Set it to yes.
4981 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4983 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4984 STMT_VINFO_SUBVARS to NULL.
4985 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4987 2005-03-16 Dale Johannesen <dalej@apple.com>
4989 * rtlanal.c (find_first_parameter_load): Rewrite to
4990 return actual first param load or the call if none,
4991 instead of first in block, when not all loads exist.
4993 2005-03-16 Roger Sayle <roger@eyesopen.com>
4995 * optabs.c (expand_copysign_absneg): Make static.
4996 * optabs.h (expand_copysign_absneg): Delete prototype.
4997 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4999 2005-03-16 Richard Henderson <rth@redhat.com>
5002 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
5003 (alias_pairs): Rename from output_defs.
5004 (find_decl_and_mark_needed): Split out from assemble_alias.
5005 (do_assemble_alias): New.
5006 (assemble_output_def): Remove.
5007 (finish_aliases_1, finish_aliases_2): New.
5008 (process_pending_assemble_output_defs): Remove.
5009 (assemble_alias): Defer aliases for which we don't yet have a
5010 non-external decl for the target symbol.
5011 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5012 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5013 * toplev.c (compile_file): Use finish_aliases_2 instead of
5014 process_pending_assemble_output_defs.
5015 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5016 (process_pending_assemble_output_defs): Remove.
5018 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5020 Fix PR tree-optimization/20489
5022 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5023 for empty structures.
5025 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5027 Fix PR tree-optimization/20490
5029 * tree-ssa-pre.c (create_expression_by_pieces): Use
5030 force_gimple_operand on result of fold.
5032 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5034 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5035 of closing parenthesis.
5037 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5039 * builtins.c (expand_movstr): Update a call to
5040 fold_builtin_strcpy.
5041 (expand_builtin_strncpy): Update a call to
5042 fold_builtin_strncpy.
5043 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5044 arguments of CALL_EXPR.
5045 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5046 fold_builtin_strncpy.
5047 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5048 * tree.h: Update the prototypes of fold_builtin_strcpy and
5049 fold_builtin_strncpy.
5051 2005-03-16 Steven Bosscher <stevenb@suse.de>
5052 Dorit Naishlos <dorit@il.ibm.com>
5054 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5055 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5058 2005-03-16 Steven Bosscher <stevenb@suse.de>
5060 * tree-inline.c (walk_type_fields, walk_tree,
5061 walk_tree_without_duplicates): Move from here...
5062 * tree.c: ...to here.
5064 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5066 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5067 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5068 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5069 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5070 (version): Define using $(BASEVER_c).
5071 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5073 (version.o): Depend on version files; add custom generation command.
5074 (prefix.o): Define BASEVER on command line.
5075 (s-iov): Depend on version files; adjust command.
5076 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5078 (gcc-vers.texi): New rule.
5079 (doc/%.info, doc/%.dvi): Add -I . to command line.
5080 (doc/gccinstall.dvi): Likewise.
5081 (PACKAGE): Delete. All uses replaced with "gcc".
5082 * aclocal.m4: Do not include gcc-version.m4.
5083 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5084 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5085 Set is_release based on contents of DEV-PHASE.
5086 Set gcc_version based on contents of BASE-VER.
5087 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5088 * config.in, configure: Regenerate.
5089 * gccbug.in: Determine version of GCC in use at runtime.
5090 * gcov-iov.c: Get version number and development phase from
5091 command line, not by including version.c.
5092 * intl.c: Replace all uses of PACKAGE with "gcc".
5093 * libada-mk.in: Delete unused "gcc_version" variable.
5094 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5095 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5096 commentary to match.
5097 (version_string): Put together from pieces.
5098 * config/alpha/x-vms: Do not use $(gcc_version).
5099 * config/i386/t-nwld: Likewise.
5100 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5101 version-GCC and DEVELOPMENT.
5103 2005-03-15 Roger Sayle <roger@eyesopen.com>
5105 PR tree-optimization/17454
5106 * tree.c (tree_size): Add case for TREE_BINFO.
5107 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5108 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5110 2005-03-15 Roger Sayle <roger@eyesopen.com>
5112 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5113 op1 whilst expanding the signed widenening multiply variant.
5115 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5117 * toplev.c (display_target_options): Avoid unused variable warning if
5118 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5119 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5120 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5121 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5122 (mips_isa_info): New variable.
5123 (mips_parse_cpu): Remove the first argument and leave the caller
5125 (TARGET_HANDLE_OPTION): Override default.
5126 (mips_handle_option): New function. Move option validation code from...
5127 (override_options): ...here. Update calls to mips_parse_cpu.
5128 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5129 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5130 (SUBTARGET_TARGET_OPTIONS): Delete.
5131 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5132 (mno-flush-func, mtune=): New options.
5134 2005-03-15 Roger Sayle <roger@eyesopen.com>
5135 Richard Henderson <rth@redhat.com>
5137 * real.c (c4x_single_format, c4x_extended_format): Provide values
5138 for signbit_ro for c4x's single and extended floating point formats.
5139 * optabs.c (expand_copysign): Use the floating point format's
5140 signbit_ro for expanding via expand_copysign_absneg, and it's
5141 signbit_rw field for expanding via expand_copysign_bit.
5143 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5145 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5146 known_alignment_for_access_p.
5147 (known_alignment_for_access_p): New.
5148 (do_peeling_for_alignment): Field made int instead of bool and renamed
5149 to peeling_for_alignment.
5150 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5151 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5152 functionality used to be in vect_analyze_operations.
5153 (vect_analyze_operations): Code to determine vectorization factor was
5154 moved to vect_determine_vectorization_factor.
5155 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5156 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5158 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5159 be part of vect_analyze_operations).
5160 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5161 creating the guard condition, as the number of iterations may be
5163 (slpeel_tree_peel_loop_to_edge): Use new name of
5164 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5165 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5166 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5167 (vect_do_peeling_for_alignment): Use fold.
5168 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5170 (vect_update_inits_of_dr): Renamed to
5171 vect_update_init_of_dr.
5172 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5173 (vectorizable_store): Fix assertion to use == instead of =.
5175 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5177 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5178 call_used_regs for wCG registers.
5180 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5182 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5183 for non-offsettable memory references to cope with outstanding reload
5184 replacements, take 2.
5186 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5189 * config/i386/i386.h (x86_fisttp): New.
5190 (TARGET_FISTTP): New macro.
5191 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5192 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5193 instruction when fisttp flag is set.
5194 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5196 * config/i386/i386.md (type attribute): Add fisttp.
5197 (unit attribute): Set to i387 for fisttp type.
5198 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5199 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5201 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5202 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5204 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5205 patterns for TARGET_FISTTP. Enable patterns for
5206 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5207 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5208 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5209 implement fisttp x87 insn.
5210 (fix_trunc*_i387_fisttp splitters): New patterns.
5211 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5212 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5213 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5215 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5216 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5217 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5218 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5219 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5220 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5221 Disable patterns for TARGET_FISTTP.
5222 (fix_trunc*_i387 splitters): Implement usign mode macros.
5223 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5224 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5225 (fix_trunx*_sse peephole2s): Implement using mode macros.
5227 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5229 PR rtl-optimization/20291
5230 * combine.c (try_combine): If splitting fails, re-try with
5231 original combined pattern, i.e. before clobber stripping.
5233 2005-03-14 Eric Christopher <echristo@redhat.com>
5235 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5236 STACK_GROWS_DOWNWARD.
5238 2005-03-14 Roger Sayle <roger@eyesopen.com>
5240 * real.h (struct real_format): Split the signbit field into two
5241 two fields, signbit_ro and signbit_rw.
5242 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5243 mips_double_format, ieee_extended_motorola_format,
5244 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5245 ieee_extended_intel_128_format, ibm_extended_format,
5246 mips_extended_format, ieee_quad_format, mips_quad_format,
5247 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5248 i370_double_format, c4x_single_format, c4x_extended_format,
5249 real_internal_format): Update initializers for new field.
5250 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5251 real_format structure.
5252 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5253 field of the real_format structure.
5255 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5257 Fix PR tree-optimization/20458
5259 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5260 DECL_EXTERNAL on STRUCT_FIELD tags.
5261 (clear_call_clobbered): Ditto.
5262 * tree-ssa-operands.c (note_addressable): Make sure the original
5263 variable doesn't slip into the addressable list if we have
5265 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5268 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5270 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5271 (-fwide-exec-charset): Likewise.
5272 (-finput-charset): Likewise.
5273 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5274 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5275 * c.opt (Wnormalized): New.
5277 2005-03-14 Devang Patel <dpatel@apple.com>
5279 * doc/invoke.texi: Add reference to Visibility document.
5281 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5283 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5284 MASK_SPLIT_ADDRESSES.
5285 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5286 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5287 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5288 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5289 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5290 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5291 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5292 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5293 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5294 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5295 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5296 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5297 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5298 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5299 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5300 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5301 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5302 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5303 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5304 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5305 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5306 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5307 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5308 (TARGET_EXPLICIT_RELOCS): Delete.
5309 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5310 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5311 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5312 (override_options): Set MASK_LONG64 if -mint64 is given and no
5313 -mlongXX option is. Complain about -mint64 -mlong32.
5314 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5315 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5316 * config/mips/mips.opt: New file.
5318 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5320 * config.gcc (extra_options): New variable for listing option files.
5321 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5322 * configure.ac (extra_opt_files): New AC_SUBST variable.
5323 (tm_file_list, tm_include_list): Include options.h first.
5324 * configure: Regenerate.
5325 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5326 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5327 (s-options-h): New rule.
5328 (options.h): Depend on it.
5329 (TEXI_GCCINT_FILES): Add options.texi.
5330 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5331 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5332 * target.h (gcc_target): Add default_target_flags and handle_option.
5333 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5334 (TARGET_HANDLE_OPTION): New macros.
5335 (TARGET_INITIALIZER): Include them.
5336 * opt-functions.awk (opt_args, nth_arg): New functions.
5337 (switch_flags): Handle the "Target" flag.
5339 (var_name): Use opt_args and nth_arg.
5340 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5341 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5342 macros for the "Mask" and "InverseMask" options.
5343 * opts.h (cl_var_cond): New enum.
5344 (cl_option): Replace the "has_set_value" and "set_value" fields with
5345 "var_cond" and "var_value".
5346 (CL_TARGET): New macro.
5347 (option_enabled, print_filtered_help): Declare.
5348 (decode_options): Move definition.
5349 * opts.c (handle_option): Search for the original option before
5350 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5351 var_cond and var_value fields. Use targetm.handle_option to handle
5353 (decode_options): Set target_flags to targetm.default_target_flags.
5354 (print_filtered_help): Make global. Handle CL_TARGET.
5355 (option_enabled): New function.
5356 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5357 (display_target_options, set_target_switch, print_switch_values)
5358 (default_pch_valid_p): Guard uses of target_switches with
5359 #ifdef TARGET_SWITCHES. Also...
5360 (display_target_options): Display the CL_TARGET entries in cl_options.
5361 (set_target_option): Don't complain about the "" option when
5362 TARGET_SWITCHES is undefined.
5363 (print_switch_values): Use option_enabled.
5364 (default_pch_valid_p): Check cl_options[] when looking for something
5365 that has changed the value of target_flags.
5366 * c.opt: Remove documentation from top of file.
5367 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5368 * doc/sourecebuild.texi: Refer to the new options documentation
5369 instead of c.opt. Document machine-specific .opt files.
5370 * doc/tm.texi (target_flags): Say that this variable is declared
5372 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5373 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5375 * doc/options.texi: New file.
5377 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5380 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5383 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5386 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5387 temporary variable of pointer type if an lvalues is required.
5388 (gimplify_modify_expr_rhs): Request an rvalue from it.
5389 (gimplify_expr): Pass fallback on.
5391 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5393 * cfgbuild.c: Update comments.
5395 2005-03-14 Roger Sayle <roger@eyesopen.com>
5397 PR rtl-optimization/17236
5398 * optabs.c (expand_doubleword_mult): New helper function split out
5399 from expand_binop. Permute the order in which instructions are
5400 emitted to minimize the number of simultaneously live registers.
5401 (expand_binop): Call expand_doubleword_mult to synthesize a double
5402 word multiplication.
5404 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5406 * basic-block.h: Update the prototypes of cached_make_edge and
5408 * cfg.c (cached_make_edge): Take edge_cache representing one
5409 row of the adjacency matrix of edges.
5410 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5411 (make_edges): Initialize edge_cache to represent one row of
5412 the adjacency matrix of edges.
5414 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5416 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5418 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5419 Remove unused removed_phis variable.
5420 (conditional_replacement): Use build1/build2.
5421 (abs_replacement): Use last_and_only_stmt and build1/build2.
5423 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5425 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5426 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5427 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5428 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5429 * c-common.c (handle_novops_attribute): New function.
5430 (c_common_attribute_table): Add "no vops" entry.
5431 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5432 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5433 * tree-ssa-operands.c (get_call_expr_operands): Do not
5434 create virtual operands for calls with ECF_NOVOPS flag.
5435 * tree.h (DECL_IS_NOVOPS): New macro.
5436 (struct tree_decl): Add novops_flag.
5437 (ECF_NOVOPS): New constant.
5439 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5442 * config/i386/i386.c (x86_use_himode_fiop): New.
5443 (x86_use_simode_fiop): Rename from x86_use_fiop.
5444 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5445 (TARGET_USE_HIMODE_FIOP): New.
5446 (x86_use_simode_fiop): Rename from x86_use_fiop.
5447 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5449 * config/i386/i386.md (X87MODEI12): New mode macro define.
5450 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5451 to implement x87 FP compare with HImode input operands.
5452 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5453 Use X87MODEI12 mode macro to handle HImode input operands.
5454 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5455 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5456 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5457 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5458 macro to implement x87 operators with HImode input operands.
5459 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5462 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5464 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5466 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5467 constants invariant.
5469 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5471 * basic-block.h (BB_VISITED): Removed.
5472 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5474 2005-03-14 Falk Hueffner <falk@debian.org>
5477 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5479 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5481 * ggc-zone.c: Fix comment typos.
5483 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5484 stringpool.c, config/mips/mips-protos.h: Update copyright.
5486 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5488 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5489 throughout with its typedef, "rtx".
5490 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5491 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5492 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5493 regs in comment to match code.
5495 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5497 * except.c (check_handled): Make it static.
5498 * except.h: Remove the corresponding prototype.
5500 * function.c (get_func_frame_size): Make it static.
5501 * function.h: Remove the corresponding type.
5503 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5505 * hard-reg-set.h: Remove the corresponding declarations.
5507 * tree-cfg.c (verify_stmts): Check that
5508 bb_for_stmt (stmt) == bb for every PHI node and statement.
5510 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5512 * config.gcc: Remove excess indentation.
5513 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5515 2005-03-13 Roger Sayle <roger@eyesopen.com>
5518 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5519 * fold-const.c (fold_sign_changed_comparison): Likewise.
5520 (fold_binary): Optimize comparisons against widened operands if
5521 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5523 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5525 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5526 (sparc_override_options): Initialize it.
5527 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5529 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5531 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5532 (reg_or_none500mem_operand): New predicate.
5533 (zero_reg_mem_operand): New predicate.
5534 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5535 to reg_or_none500mem_operand.
5536 (extendsfdf2_fpr): Add MEM alternative.
5537 (extenddftf2_internal): Change operand2 predicate to
5538 zero_reg_mem_operand.
5540 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5542 * ggc-zone.c: Rewritten.
5544 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5546 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5547 * config.in: Regenerated.
5548 * configure: Regenerated.
5549 * gengtype.c (write_types_process_field, write_func_for_structure):
5550 Pass new argument to gt_pch_note_object.
5551 * ggc-common.c (struct ptr_data): Add TYPE.
5552 (gt_pch_note_object): Take TYPE argument and save it.
5553 (call_count): Update call to ggc_pch_count_object.
5554 (call_alloc): Update call to ggc_pch_alloc_object.
5555 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5557 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5558 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5559 (ggc_alloc_zone_stat): Delete.
5560 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5561 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5562 (ggc_pch_alloc_object): Update prototypes.
5563 (garbage_zone): Delete.
5564 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5565 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5567 (tree_id_zone): New variable.
5568 (ggc_alloc_cleared_zone): Remove unused.
5569 (ggc_alloc_zone): Define.
5570 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5571 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5572 ggc_alloc_zone_stat.
5573 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5574 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5575 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5576 (make_node_stat): Likewise. Use tree_id_zone.
5578 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5579 Joseph S. Myers <joseph@codesourcery.com>
5581 * configure.ac: Check for MIPS TLS.
5582 * configure: Regenerated.
5583 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5584 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5585 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5586 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5587 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5588 (mips_classify_symbol, mips_symbolic_constant_p)
5589 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5590 (mips_tls_operand_p, mips_call_tls_get_addr)
5591 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5592 (mips_tls_symbol_ref_1): New functions.
5593 (mips_legitimize_address, mips_legitimize_const_move): Call
5594 mips_legitimize_tls_address.
5595 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5597 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5598 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5599 (mips_char_to_class): Document V1_REG.
5600 (HAVE_AS_TLS): Provide default.
5601 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5603 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5605 (tls_get_tp_<mode>): New instruction.
5607 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5609 * configure.ac: Update checks for target tools.
5610 * configure: Regenerated.
5612 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5614 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5616 2005-03-13 Roger Sayle <roger@eyesopen.com>
5618 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5619 more classes of DImode multiplication by constant. Allow both
5620 multiplication by small negative constants (by performing a
5621 multiplication by a positive constant and negating the result) and
5622 multiplications by large powers of two, by using a left shift.
5624 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5626 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5627 of basic blocks into work_stack.
5629 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5630 config/mips/vr.h: Update copyright.
5632 * c-decl.c (c_init_decl_processing): Remove useless calls to
5633 build_function_type.
5635 * builtins.c (fold_trunc_transparent_mathfn,
5636 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5637 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5638 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5639 fold_builtin_strcpy, fold_builtin_strncpy,
5640 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5643 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5646 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5647 variable determinant.
5649 * tree-cfg.c (group_case_labels): Remove local variable type.
5651 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5654 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5657 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5660 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5661 (*movmemqi_insn): Delete.
5662 (*movmemhi): Delete.
5664 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5666 * builtins.c (fold_builtin_classify): Take decomposed
5667 arguments of CALL_EXPR.
5668 (fold_builtin_1): Update a call to fold_builtin_classify.
5670 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5673 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5674 through into call to parser_xref_tag after parse error.
5675 (c_parser_struct_declaration): Consistently return NULL_TREE on
5678 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5680 * tree-flow-inline.h (ref_contains_array_ref): New function.
5681 (lookup_subvars_for_var): Ditto.
5682 (get_subvars_for_var): Ditto.
5683 (var_can_have_subvars): Ditto.
5685 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5686 (struct subvar): New type.
5688 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5690 * tree-optimize.c (init_tree_optimization_passes): Call
5691 pass_create_structure_vars.
5693 * tree-ssa-alias.c: Include vec.h.
5694 (init_alias_info): Don't auto-clear call clobbered on struct-field
5696 (compute_flow_insensitive_aliasing): Handle subvars.
5697 (group_aliases): Handle STRUCT_FIELD aliases.
5698 (setup_pointers_and_addressables): Ditto.
5699 Don't mark variables non-addressable if they still have
5700 addressable subvars.
5701 Also mark subvars addressable when the real variable is marked
5703 (add_pointed_to_var): Try to prune the pointed-to set by only
5704 pointing to subvars when possible.
5705 Otherwise, make sure we set addresses_needed and pt_vars to
5706 properly include subvars.
5707 (bitpos_of_field): New function.
5708 (push_fields_onto_fieldstack): Ditto.
5709 (get_or_create_used_part_for): Ditto.
5710 (create_overlap_variables_for): Ditto.
5711 (find_used_portions): Ditto.
5712 (create_structure_vars): Ditto.
5713 (pass_create_structure_vars): New structure.
5715 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5716 (get_expr_operands): Handle subvars. Also try to turn
5717 COMPONENT_REF accesses into must-defs now that we can accurately
5719 (note_addressable): Try to only mark as addressable those subvars
5720 we know a COMPONENT_REF touches.
5721 (overlap_subvar): New function.
5723 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5724 Handle subvar storing.
5725 (vect_address_analysis): Update caller of vect_object_analysis.
5727 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5729 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5730 (STMT_VINFO_SUBVARS): New macro.
5732 * common.opts: add flag_tree_salias.
5734 * opts.c (decode_options): flag_tree_salias defaults to on.
5736 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5738 * doc/tree-ssa.texi: Document structural alias analysis.
5740 2005-03-12 Steven Bosscher <stevenb@suse.de>
5742 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5743 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5744 * tree-ssa-operands.c (get_expr_operands): Likewise.
5745 (get_expr_operands): Likewise for ERROR_MARK.
5747 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5749 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5752 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5755 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5756 (mark_operand_necessary): Remove local variable ver.
5758 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5759 variable prefix_len.
5761 * value-prof.c (mod_subtract_transform): Remove local variable
5764 * builtins.c (fold_builtin_exponent): Take decomposed
5765 arguments of CALL_EXPR.
5766 (fold_builtin_1): Update a call to fold_builtin_exponent.
5768 * builtins.c (fold_builtin_logarithm): Take decomposed
5769 arguments of CALL_EXPR.
5770 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5772 * c-decl.c (c_init_decl_processing): Remove local variables
5773 ptr_ftype_void and ptr_ftype_ptr.
5775 * gimplify.c (gimplify_expr): Remove local variables r0 and
5778 * reg-stack.c (move_for_stack_reg): Remove local variable
5780 (compare_for_stack_reg): Remove local variable flags_user.
5781 (convert_regs_1): Remove local variable deleted.
5783 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5785 (combine_blocks): Remove local variables exits and new_e.
5787 * tree-inline.c (expand_call_inline): Remove local variable
5790 * tree-ssa-live.c (create_ssa_var_map,
5791 calculate_live_on_entry): Remove local variable snn.
5793 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5795 * c-lex.c (c_lex_with_flags): Add parameter to call to
5798 2005-03-11 Per Bothner <per@bothner.com>
5800 * c-tree.h (struct c_declarator): New id_loc field.
5801 * c-pragma.h (c_lex_with_flags): Take position reference.
5802 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5803 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5804 (c_lex): Pass dummy location to c_lex_with_flags.
5805 * c-parser.c (c_lex_one_token): Set c_token's location using
5806 c_lex_with_flags, instead of input_location, which might be "ahead".
5807 (c_parser_direct_declarator): Set declarator's id_loc from
5809 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5810 declarator's id_loc, rather than probably-imprecise input_location.
5811 (build_id_declarator): Initialize c_declarator's id_loc field.
5813 2005-03-11 Roger Sayle <roger@eyesopen.com>
5816 * builtins.c (expand_builtin_signbit): Force the signbit's word
5817 into an integer register to avoid SUBREGs of floating point modes.
5819 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5821 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5822 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5823 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5824 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5826 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5828 PR rtl-optimization/20306
5829 * expr.c (emit_move_complex): Set try_int false if mode is
5830 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5831 emit_block_move if try_int is true.
5833 2005-03-11 Richard Henderson <rth@redhat.com>
5836 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5837 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5840 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5842 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5843 (TARGET_FIX_VR4130): New macro.
5844 (TARGET_OPTIONS): Add -mfix-vr4130.
5845 (ISA_HAS_MACCHI): New macro.
5846 (ASM_SPEC): Add -mfix-vr4130.
5847 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5848 (override_options): Handle mips_fix_vr4130_string.
5849 (mips_avoid_hazards): Clear all_noreorder_p
5850 if we're working around VR4130 errata and the macc alternatives
5852 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5853 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5854 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5855 (MULTILIB_DEFAULTS): Remove leading "march=".
5856 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5857 if no architecture option is given.
5858 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5860 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5861 * doc/invoke.texi: Document -mfix-vr4130.
5863 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5865 * config/mips/mips.c (override_options): Only warn about -mint64
5866 deprecation if TARGET_INT64.
5868 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5870 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5871 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5872 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5873 are non-specific regarding the nonnull parameter positions.
5874 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5875 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5876 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5877 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5879 * builtins.def: Use the non-specific "nonnull" attibute lists.
5881 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5883 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5884 single_pred_edge, single_succ, single_pred): Improve comments.
5886 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5888 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5889 single_pred_edge, single_succ, single_pred): New inline functions.
5890 * bb-reorder.c (rotate_loop, find_traces_1_round,
5891 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5892 duplicate_computed_gotos): Use the single_succ/pred functions.
5893 * cfganal.c (forwarder_block_p): Ditto.
5894 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5895 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5896 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5897 merge_seq_blocks): Ditto.
5898 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5899 * cfglayout.c (fixup_reorder_chain): Ditto.
5900 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5901 canonicalize_loop_headers, verify_loop_structure): Ditto.
5902 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5903 mfb_update_loops, create_preheader, force_single_succ_latches,
5904 create_loop_notes): Ditto.
5905 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5906 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5907 commit_one_edge_insertion, purge_dead_edges,
5908 cfg_layout_can_merge_blocks_p): Ditto.
5909 * except.c (sjlj_emit_function_enter): Ditto.
5910 * flow.c (init_propagate_block_info): Ditto.
5911 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5912 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5913 insert_insn_end_bb): Ditto.
5914 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5915 find_if_case_2): Ditto.
5916 * lambda-code.c (perfect_nestify): Ditto.
5917 * lcm.c (optimize_mode_switching): Ditto.
5918 * loop-doloop.c (doloop_modify): Ditto.
5919 * loop-init.c (loop_optimizer_init): Ditto.
5920 * loop-iv.c (simplify_using_initial_values): Ditto.
5921 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5922 * loop-unswitch.c (unswitch_loop): Ditto.
5923 * modulo-sched.c (generate_prolog_epilog): Ditto.
5924 * predict.c (combine_predictions_for_insn, estimate_probability,
5925 tree_estimate_probability, last_basic_block_p,
5926 estimate_bb_frequencies): Ditto.
5927 * profile.c (branch_prob): Ditto.
5928 * regrename.c (copyprop_hardreg_forward): Ditto.
5929 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5930 * tracer.c (layout_superblocks): Ditto.
5931 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5932 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5933 cleanup_control_expr_graph, disband_implicit_edges,
5934 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5935 tree_verify_flow_info, tree_make_forwarder_block,
5936 tree_forwarder_block_p, remove_forwarder_block,
5937 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5938 * tree-if-conv.c (tree_if_conversion): Ditto.
5939 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5940 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5941 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5942 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5943 copy_loop_headers): Ditto.
5944 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5945 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5946 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5947 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5948 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5949 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5950 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5951 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5952 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5953 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5954 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5955 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5956 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5957 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5958 slpeel_add_loop_guard): Ditto.
5960 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5962 PR tree-optimization/15784
5963 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5966 * stmt.c (expand_case): Don't change index_type. Convert minval
5969 PR tree-optimization/20130
5970 * fold-const.c (fold): Fold x * -1 into -x.
5972 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5974 PR rtl-optimization/20331
5975 * rtlanal.c (modified_between_p): Check its address first for MEM.
5976 (modified_in_p): Likewise.
5978 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5980 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5982 2005-03-10 Steven Bosscher <stevenb@suse.de>
5984 * expr.c (expand_expr_real_1): If possible, use a conditional
5985 move for expanding MIN_EXPR and MAX_EXPR.
5986 Use temp for moving around rtx-en.
5988 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5991 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5994 2005-03-10 Roger Sayle <roger@eyesopen.com>
5996 * builtins.c (expand_builtin_signbit): Extend to handle floating
5997 point modes wider than the largest integer type, using the
5998 operand_subword_force function to obtain the signbit's word.
6000 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6003 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6004 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6006 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6008 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6010 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6012 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6014 (perform_edge_inserts): Unconditionally call
6015 free_dominator_info.
6017 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6019 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6021 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6023 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6025 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6027 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6029 (rtl_register_value_prof_hooks,
6030 tree_value_profile_transformations,
6031 tree_register_value_prof_hooks): Likewise.
6032 * var-tracking.c (stack_adjust_offset_pre_post,
6033 variable_htab_free, variable_union, dataflow_set_different_2,
6034 count_uses, variable_was_changed, set_frame_base_location,
6035 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6036 vt_add_function_parameters): Likewise.
6037 * varasm.c (named_section_real, named_section, make_decl_rtl,
6038 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6039 const_hash_1, compare_constant, copy_constant, force_const_mem,
6040 output_constant_pool_2, output_constant_pool_1, output_constant,
6041 output_constructor, make_decl_one_only, decl_tls_model,
6042 default_no_named_section, default_elf_select_section_1,
6043 default_unique_section_1): Likewise.
6044 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6045 * vmsdbgout.c (addr_const_to_string): Likewise.
6048 * function.c (struct assign_parm_data_one): Remove last_named
6050 (assign_parm_find_data_types): Don't determine last_named.
6051 Reorder named_parm determination.
6052 (assign_parms): Only setup varargs on the last non-varadic
6055 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6057 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6058 sda base address on medium model.
6060 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6062 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6063 * cfgloop.c (flow_loop_nodes_find): Export.
6064 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6066 * cfgloopmanip.c (fix_loop_structure): New function.
6067 * predict.c (predict_loops): Clean up the loops information.
6068 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6069 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6071 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6072 (rewrite_into_loop_closed_ssa): Declaration changed.
6073 * tree-loop-linear.c (linear_transform_loops): Add argument to
6074 rewrite_into_loop_closed_ssa call.
6075 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6076 * tree-ssa-loop-im.c (move_computations): Ditto.
6077 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6078 * tree-vectorizer.c (vectorize_loops): Ditto.
6079 * tree-optimize.c: Include cfgloop.h.
6080 (execute_todo): Choose whether to call cleanup_tree_cfg or
6081 cleanup_tree_cfg_loop.
6082 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6083 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6084 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6085 cleanup_tree_cfg_loop call.
6086 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6087 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6088 work on part of cfg.
6090 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6093 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6094 with multiple alternatives.
6096 * stmt.c (parse_output_constraint): Fix a typo.
6098 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6100 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6101 assembly directive instead of deprecated "no-generics".
6103 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6105 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6106 for non-offsettable memory references to cope with outstanding reload
6108 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6109 avoid losing outstanding address reloads.
6110 ("reload_outdi", "reload_outdf"): Likewise.
6112 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6114 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6115 code. Add more cbrt transformations.
6117 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6119 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6121 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6123 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6124 NULL_TREE when a given tree is not simplified.
6125 (fold): Return the original tree when any of the functions
6126 mentioned above NULL_TREE.
6128 * fold-const.c (fold_unary, fold_binary): Take decomposed
6129 arguments, code, type, op0, and op1 in case of fold_binary.
6130 (fold): Update calls to fold_unary and fold_binary.
6132 2005-03-09 Roger Sayle <roger@eyesopen.com>
6134 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6135 a fndecl and an arglist instead of a CALL_EXPR, exp.
6137 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6139 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6141 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6143 * expr.c (expand_assignment): Remove orig_to_rtx.
6145 * fold-const.c (int_const_binop): Remove no_overflow.
6147 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6149 * loop-iv.c (get_biv_step_1): Remove lhs.
6151 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6153 * real.c (real_nan): Remove neg.
6155 * function.c (thread_prologue_and_epilogue_insns): Remove i
6158 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6161 * tree-eh.c (tree_could_trap_p): Remove idx.
6163 * tree-into-ssa.c (ann): Remove ann.
6165 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6167 * tree-sra.c (decide_block_copy): Remove inst_count.
6169 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6171 * tree-ssa-loop-im.c (lhs): Remove.
6173 * cfgbuild.c (state, STATE, SET_STATE,
6174 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6176 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6177 (find_basic_blocks): Set the state of each basic block to
6180 2005-03-08 Jeff Law <law@redhat.com>
6182 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6183 goto results in the removal of edges in the CFG, then we need
6184 to recompute dominators.
6186 2005-03-09 Ben Elliston <bje@au.ibm.com>
6188 * c-common.c (c_do_switch_warnings): Comment fix.
6190 2005-03-08 Julian Brown <julian@codesourcery.com>
6192 * Patch from 2005-03-08 reverted for causing regressions and
6193 ppc-darwin bootstrap failure.
6195 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6197 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6198 Define the real function for ppc-darwin.
6199 * c-typeck.c (convert_arguments): Check for target-specific
6200 invalid argument call to unprototyped function.
6201 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6203 * target.h (invalid_arg_for_unprototyped_fn): New field
6205 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6206 default target hook.
6207 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6210 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6212 * c-typeck.c (constructor_stack, constructor_range_stack,
6213 initializer_stack): Make them static.
6215 * cfg.c (rbi_pool): Make it static.
6217 * gimple-low.c (lower_stmt_body): Make it static.
6218 * tree-flow.h: Remove the corresponding prototype. Don't
6221 * sched-deps.c (cache_size): Make it static.
6223 * stor-layout.c (lang_adjust_rli): Make it static.
6225 2005-03-08 Julian Brown <julian@codesourcery.com>
6227 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6228 from being used for symbols with vague linkage when
6229 HAVE_GAS_COMDAT_GROUP is true.
6231 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6233 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6234 nlabel == JUMP_LABEL (jump).
6236 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6238 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6239 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6240 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6241 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6243 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6246 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6247 * c-common.c (handle_returns_twice): New function.
6248 (c_common_attribute_table): Declare eturns_twice' attribute.
6249 * doc/extend.texi: Document eturns_twice' attribute.
6250 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6251 (struct tree_decl): Add returns_twice_flag.
6253 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6255 * tree-ssa-phiopt.c: Fix a comment typo.
6257 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6258 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6259 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6262 2005-03-08 Richard Henderson <rth@redhat.com>
6264 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6265 builtin codes with ctzdi2, clzdi2, popcountdi2.
6266 (struct alpha_builtin_def): Add is_const.
6267 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6268 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6269 (alpha_init_builtins): Init them. Set nothrow and const attributes
6271 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6272 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6273 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6274 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6275 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6276 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6277 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6278 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6279 (TARGET_FOLD_BUILTIN): New.
6280 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6281 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6283 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6285 2005-03-08 Ira Rosen <irar@il.ibm.com>
6287 PR tree-optimization/20122
6288 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6289 condition of access function instead of base.
6291 2005-03-07 Jeff Law <law@redhat.com>
6292 Steven Bosscher <stevenb@suse.de>
6294 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6295 (find_taken_edge): Call find_taken_edge_computed_goto as
6296 appropriate. Allow any gimple invariant rather than just
6297 INTEGER_CST for VAL.
6298 (cleanup_control_flow): Cleanup a computed goto which has turned
6300 (tree_merge_blocks): If block B has any forced labels, move
6301 them to the start of block A.
6302 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6303 computed gotos as well.
6304 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6305 removal of unnecessary computed gotos too.
6306 (lookup_redirection_data): Fix type of INSERT argument. Callers
6309 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6311 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6312 Remove trailing spaces.
6314 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6315 unshare_all_trees): Make them static.
6316 * tree-gimple.h: Remove the corresponding prototypes.
6318 * diagnostic.h: Remove unused prototype
6319 debug_output_buffer.
6320 * modulo-sched.c: Remove unused prototype
6321 set_row_column_for_ps.
6323 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6324 replace_phi_edge_with_variable): Remove unused variable i.
6326 2005-03-07 Per Bothner <per@bothner.com>
6328 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6330 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6333 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6334 bbs on the COND_EXPR instead of the PHI_NODEs.
6335 (candidate_bb_for_phi_optimization): Remove.
6336 (replace_phi_with_stmt): Rename to ...
6337 (replace_phi_edge_with_variable): this and change so that we
6338 replace the phi argument instead of removing the PHI.
6339 (conditional_replacement): Change so we deal with PHI with more
6341 (value_replacement): Likewise.
6342 (abs_replacement): Likewise.
6344 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6346 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6347 output_e500_flip_gt_bit.
6349 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6351 (rs6000_generate_compare): Fix logic to look at the correct bits.
6352 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6354 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6355 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6356 gen_move_from_CR_gt_bit.
6358 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6359 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6360 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6362 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6363 (E500_CR_IOR_COMPARE): New constant.
6365 2005-03-08 Earl Chew <earl_chew@agilent.com>
6366 David Billinghurst <David.Billinghurst@riotinto.com>
6368 * config/i386/host-cygwin.c: New file to support precompiled
6370 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6371 * config.host: Use above files for cygwin host.
6373 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6375 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6376 ordering ops from earlier change.
6378 2005-03-07 Per Bothner <per@bothner.com>
6380 Various fixes to allow us to again build if --enable-mapped-location:
6381 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6382 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6383 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6384 local variable loc. Change logic appropriately.
6385 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6386 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6387 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6388 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6389 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6391 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6393 PR rtl-optimization/19683
6394 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6395 number of bytes, to smallest_int_for_mode. Fix arguments to
6396 REG_CANNOT_CHANGE_MODE_P.
6398 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6400 * reorg.c (relax_delay_slots): Check that the jump is
6401 conditional before trying to invert it.
6403 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6405 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6408 * calls (stack_arg_under_construction): Make it static.
6410 * flow.c (regs_live_at_setjmp): Make it static.
6411 * flow.h: Remove the corresponding prototype.
6413 * reload1.c (reload_startobj, reload_firstobj,
6414 something_needs_operands_changed, reload_inherited,
6415 reload_inheritance_insn, reload_override_in,
6416 reload_spill_index): Make them static.
6418 * recog.c (verify_changes): Make it static.
6419 * recog.h: Remove the corresponding prototype.
6421 * cfgbuild.c (find_sub_basic_blocks): Remove.
6422 * basic-block.h: Remove the corresponding prototype.
6423 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6425 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6427 * tree-ssa-operands.c (check_build_stmt): Remove.
6429 * stor-layout.c (set_alignment): Remove.
6430 * tree.h: Remove the corresponding prototype.
6432 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6434 * tree-ssa-dce.c (control_dependence_map,
6435 visited_control_parents): Make them static.
6437 * cfghooks.c (verify_flow_info): Remove local variable
6440 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6443 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6445 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6447 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6449 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6451 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6452 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6453 PARALLEL for an empty structure.
6455 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6457 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6459 * fold-const.c (fold_binary): Unroll the very first "for"
6462 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6464 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6465 redundant match_code test.
6466 (scc_comparison_operator): Swap match_operand and match_code
6468 (branch_positive_comparison_operator): Same.
6469 (trap_comparison_operator): Use comparison_operator and swap with
6472 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6475 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6476 (out_movhi_r_mr): Read low byte of volatile MEM first.
6477 (out_movhi_mr_r): Write high byte of volatile MEM first.
6479 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6481 * cselib.c (reg_values, reg_values_size): Make them static.
6483 * cse.c (cse_reg_info_table): Make it static.
6485 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6487 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6489 * cse.c (find_best_addr): Use canon_for_address.
6491 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6493 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6494 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6495 SUBREG and MEM, respectively.
6497 * fold-const.c (fold_binary): Use code instead of t.
6499 * fold-const.c (optimize_minmax_comparison): Take decomposed
6500 arguments code, type, op0, and op1 instead of t.
6501 (fold_binary): Update a call to optimize_minmax_comparison.
6503 * fold-const.c (fold_range_test): Take decomposed arguments
6504 code, type, op0, and op1 instead of t.
6505 (fold_binary): Update a call to fold_range_test.
6507 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6508 decomposed arguments code, type, op0, and op1 instead of t.
6509 (fold_binary): Update a call to fold_range_test.
6511 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6513 * fold-const.c (fold_binary): Avoid directly using the original
6514 expression t as much as possible.
6516 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6518 * c-semantics.c (build_stmt): Use TYPE_P instead of
6519 IS_NON_TYPE_CODE_CLASS.
6520 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6521 (NON_TYPE_CHECK): Use TYPE_P instead of
6522 IS_NON_TYPE_CODE_CLASS.
6524 * fold-const.c (fold): Remove handling of binary expressions.
6526 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6528 * doc/c-tree.texi: Wrap comments in @r{}.
6529 * doc/cpp.texi: Likewise.
6530 * doc/cppinternals.texi: Likewise.
6531 * doc/extend.texi: Likewise.
6532 * doc/md.texi: Likewise.
6533 * doc/objc.texi: Likewise.
6534 * doc/sourcebuild.texi: Likewise.
6535 * doc/tm.texi: Likewise.
6538 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6540 * predict.c (apply_return_prediction): Standardize PHI chain
6542 * tree-ssa.c (ssa_redirect_edge): Likewise.
6544 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6545 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6548 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6549 * tree-flow.h: Adjust the prototype for remove_phi_node.
6550 * lambda-code.c (perfect_nestify): Adjust a call to
6553 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6554 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6556 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6557 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6558 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6559 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6561 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6562 of GEN_INT (trunc_int_for_mode (...)).
6563 * loop-iv.c (iv_number_of_iterations): Likewise.
6564 * postreload.c (reload_cse_move2add): Likewise.
6565 * simplify-rtx.c (simplify_const_unary_operation,
6566 simplify_const_binary_operation): Likewise.
6567 * stor-layout.c (get_mode_bounds): Likewise.
6569 * fold-const.c (fold_binary): New.
6570 (fold): Call fold_binary on binary expressions.
6572 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6574 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6575 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6576 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6577 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6578 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6580 2005-03-04 Devang Patel <dpatel@apple.com>
6582 PR tree-optimization/18815
6583 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6584 loops with zero exit edges.
6586 2005-03-04 Devang Patel <dpatel@apple.com>
6588 * doc/invoke.texi: Remove reference to webpage that does not exist.
6590 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6591 Joseph S. Myers <joseph@codesourcery.com>
6594 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6595 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6596 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6597 * pa.c (get_plabel): Change argument to symbol_ref. Call
6598 maybe_get_identifier instead of get_identifier.
6599 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6600 (struct deferred_plabel): Replace name field with symbol field.
6601 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6602 ASM_OUTPUT_EXTERNAL_REAL is defined.
6603 (output_global_address): Use output_addr_const for output of all
6605 (output_deferred_plabels): Use symbol_ref instead of name for address
6607 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6608 ASM_OUTPUT_SYMBOL_REF): New macros.
6609 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6611 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6614 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6616 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6617 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6619 2005-03-04 Jeff Law <law@redhat.com>
6621 * basic-block.h (rediscover_loops_after_threading): Declare.
6622 * tree-ssa-dom.c: Include cfgloop.h.
6623 (tree_ssa_dominator_optimize): Discover loops and some basic
6624 properties. Remove forwarder blocks recreated by loop header
6625 canonicalization. Also mark backedges in the CFG.
6626 * tree-ssa-threadupdate.c: Include cfgloop.h
6627 (rediscover_loops_after_threading): Define.
6628 (struct local_info): New field, JUMP_THREADED.
6629 (prune_undesirable_thread_requests): New function.
6630 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6631 then record that fact for the callers of redirct_edges.
6632 (thread_block): If BB has incoming backedges, then call
6633 prune_undesirable_thraed_requests. Note when we are
6634 going to have to rediscover loop information. Return a
6635 boolean indicating if any jumps were threaded.
6636 (thread_through_all_blocks): Bubble up boolean indicating
6637 if any jumps were threaded.
6638 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6639 (tree-ssa-threadupdate.o): Similarly.
6641 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6643 * fold-const.c (fold_ternary): Unroll the "for" loop to
6646 2005-03-04 Andrew Haley <aph@redhat.com>
6648 * unwind-dw2-fde-glibc.c (struct
6649 unw_eh_callback_data.check_cache): New field.
6650 (frame_hdr_cache): New.
6651 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6652 Cache frame header info.
6654 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6656 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6657 (print_c_condition): Declare.
6658 * read-rtl.c (ptr_loc): New structure.
6659 (ptr_locs, ptr_loc_obstack, joined_conditions)
6660 (joined_conditions_obstack): New variables.
6661 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6662 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6663 (join_c_conditions, print_c_condition): New functions.
6664 (apply_macro_to_string): Associate the new string with the same
6665 source location as the old one.
6666 (add_condition_to_string): Use join_c_conditions.
6667 (read_string): Use set_rtx_ptr_loc to record a filename and line
6668 number for the string.
6669 (read_rtx): Initialize the new variables above.
6670 * genattrtab.c (write_test_expr, write_attr_value): Use
6672 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6673 comment above the GCC_VERSION check.
6674 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6675 Inline the definition of MAYBE_EVAL.
6676 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6677 * genoutput.c (process_template): Likewise.
6678 * genpreds.c (write_predicate_subfunction): Likewise.
6679 (write_predicate_expr): Use print_c_condition.
6680 * genrecog.c (write_cond): Likewise.
6681 * gensupport.c (process_rtx): Use join_c_conditions to join the
6682 conditions of a define_insn_and_split. Record a source location
6683 for the string after the "&&".
6684 (alter_test_for_insn): Use join_c_conditions.
6686 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6689 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6690 PR tree-optimization/15784
6691 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6694 2005-03-04 Ben Elliston <bje@au.ibm.com>
6696 * gcc.c (option_map): Add --coverage.
6697 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6698 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6699 * config/darwin.h: Pass -lgcov for `coverage'.
6700 * doc/invoke.texi (Debugging Options): Document --coverage.
6702 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6704 * gcse.c (bypass_block): Use find_edge wherever possible.
6706 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6710 * c-opts.c (c_common_parse_file): Call start_source_file
6711 and end_source_file at the approriate times.
6713 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6714 the main file, it will be done for us now.
6716 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6718 * fold-const.c (fold_ternary): New.
6719 (fold): Call fold_ternary on ternary expressions. Remove
6720 handling of ternary expressions.
6722 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6724 PR tree-optimization/15784
6725 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6728 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6730 * config/rs6000/predicates.md (branch_comparison_operator):
6731 Convert from C block to conditional format.
6733 2005-03-03 Jan Hubicka <jh@suse.cz>
6735 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6736 and non-constant public variables.
6738 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6740 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6743 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6746 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6747 calls to release_ssa_name and release_phi_node.
6749 * fold-const.c (fold): Remove handling of unary expressions.
6751 * fold-const.c (fold_unary): Avoid directly using the original
6752 expression t as much as possible.
6754 2005-03-03 Roger Sayle <roger@eyesopen.com>
6755 Andrew Pinski <pinskia@physics.uc.edu>
6757 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6758 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6760 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6762 Describe special registers SRP and MOF as allocatable registers.
6763 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6764 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6765 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6766 TARGET_HAS_MUL_INSNS.
6767 (cris_print_operand) <case 'd'>: New case.
6768 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6769 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6771 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6772 (REG_ALLOC_ORDER): Update for MOF.
6773 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6775 (GENERAL_REGS): No longer a define of ALL_REGS.
6776 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6777 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6779 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6780 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6781 (SECONDARY_RELOAD_CLASS): Define.
6782 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6783 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6784 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6785 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6786 (REGISTER_MOVE_COST): Define.
6787 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6788 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6789 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6790 (CRIS_MOF_REGNUM): New define_constants.
6791 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6793 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6795 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6796 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6797 Adjust for MOF being properly described as a register.
6798 (indir_to_reg_split): Name this split. Conditionalize on the
6799 destination register being a general register.
6800 (movei): Conditionalize on on operands 0 and 1 having the same
6803 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6806 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6807 -mcpu to override any other explicitly given flags.
6809 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6811 * recog.c (verify_changes, confirm_change_group): New functions,
6812 broken out of apply_change_group.
6813 (apply_change_group): Use them.
6814 * recog.h (verify_change, confirm_change_group): Declare.
6815 * rtl.h (redirect_jump_2): Declare.
6816 * jump.c (redirect_exp, invert_exp): Delete.
6817 (invert_exp_1): Take second parameter. Return value. Changed caller.
6818 (redirect_jump_2): New function, broken out of redirect_jump.
6819 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6820 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6821 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6823 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6825 * varasm.c (named_section): Use xstrdup rather than doing it by
6828 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6830 2005-03-02 Devang Patel <dpatel@apple.com>
6832 Undo PR tree-optimization/18815 fix.
6834 2005-03-02 Devang Patel <dpatel@apple.com>
6836 PR tree-optimization/18815
6837 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6838 loops with zero exit edges.
6840 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6842 * cfg.c (connect_src, connect_dest, disconnect_src,
6843 disconnct_dest): New.
6844 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6845 redirect_edge_pred): Use the new functions.
6847 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6848 free_dominance_info only when needed.
6850 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6853 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6854 (reg_or_sub_cint64_operand): Same.
6856 2005-03-02 Jeff Law <law@redhat.com>
6858 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6859 CFG_ALTERED in the main DOM iteration loop.
6861 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6864 * varasm.c (initializer_constant_valid_p): Allow conversions
6865 between OFFSET_TYPEs. Tidy.
6867 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6869 * config/cris/cris.md ("return"): Remove epilogue delay list
6872 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6874 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6876 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6878 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6880 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6881 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6882 config/m68k/m68k.c, config/mips/mips.h,
6883 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6884 doc/include/gcc-common.texi: Update copyright.
6886 PR middle-end/18029 and PR middle-end/18030
6887 * expr.c (optimize_bitfield_assignment_op): Add a special case
6888 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6890 * fold-const.c (fold_unary): New.
6891 (fold): Call fold_unary on unary expressions.
6893 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6895 * cgraph.h (struct cgraph_edge): Add prev_caller and
6897 (cgraph_node_remove_callees): Export.
6898 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6900 (cgraph_edge_remove_callee): New function.
6901 (cgraph_edge_remove_caller): Likewise.
6902 (cgraph_remove_edge): Use.
6903 (cgraph_redirect_edge_callee): Likewise.
6904 (cgraph_node_remove_callees): New function.
6905 (cgraph_node_remove_callers): Likewise.
6906 (cgraph_remove_node): Use.
6907 * tree-optimize.c (tree_rest_of_compilation): Use
6908 cgraph_node_remove_callees instead of manual loop.
6909 * cgraphunit.c (cgraph_finalize_function): Likewise.
6910 (cgraph_expand_function): Likewise.
6911 (cgraph_remove_unreachable_nodes): Likewise.
6913 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6916 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6918 * c-decl.c (undeclared_variable): Take location as argument.
6919 * c-typeck.c (build_external_ref): Likewise.
6920 * c-parser.c (c_parser_postfix_expression): Pass location of
6921 identifier to build_external_ref.
6923 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6925 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6926 CCEQ mode for branch_positive_comparison_operator test.
6927 * config/rs6000/predicates (branch_comparison_operator): Revert to
6929 (scc_comparison_operator): Same.
6930 (branch_positive_comparison_operator): Same.
6932 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6934 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6935 (cris_delay_slots_for_epilogue): Remove.
6936 (save_last): Move into cris_target_asm_function_epilogue.
6937 (cris_target_asm_function_epilogue): Remove tests for file being
6939 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6940 (cris_delay_slots_for_epilogue): Remove prototypes.
6941 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6942 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6944 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6946 * config/rs6000/predicates.md (branch_comparison_operator): Change
6947 to define_special_predicate.
6948 (scc_comparison_operator): Same.
6949 (branch_positive_comparison_operator): Same.
6951 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6953 * Makefile.in (tree-ssa-sink.o): New.
6954 (OBJS-common): Add tree-ssa-sink.o.
6955 * common.opt: Add -ftree-sink
6956 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6957 * timevar.def (TV_TREE_SINK): new timevar.
6958 * tree-flow.h (is_hidden_global_store): Prototype.
6959 * tree-optimize.c (init_tree_optimization_passes): Add
6961 * tree-pass.h (pass_sink_code): New.
6962 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6963 for non-obvious global store store to is_hidden_global_store, and
6964 call that new function.
6965 * tree-ssa-sink.c: New file.
6966 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6967 * doc/passes.texi: Document forward store motion.
6968 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6969 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6970 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6971 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6973 2005-03-01 Per Bothner <per@bothner.com>
6975 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6976 and we have a non-zero column-number, add it to the message.
6977 Also factor out the diagnostic_kind_text.
6979 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6981 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6982 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6983 flow_loop_scan): Removed.
6984 (flow_loop_dump): Do not dump removed fields.
6985 (flow_loop_free): Do not free removed fields.
6986 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6987 (loop_exit_edge_p): New function.
6988 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6989 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6990 num_exits, exits_doms.
6991 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6992 LOOP_EDGES, LOOP_ALL): Removed.
6993 (flow_loop_scan): Declaration removed.
6994 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6995 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6997 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6998 (if_convert): Call flow_loops_find and flow_loops_free
6999 when calling mark_loop_exit_edges.
7000 * cfgloopanal.c (mark_loop_exit_edges): Moved from
7001 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
7002 free_dominance_info calls.
7003 * loop-init.c (flow_loops_find): Ditto.
7004 * passes.c (rest_of_handle_branch_prob): Ditto.
7005 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7006 * loop-unroll.c (analyze_insns_in_loop): Do not use
7008 * predict.c (predict_loops): Do not call flow_loop_scan.
7009 Use get_loop_exit_edges.
7010 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7011 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7012 Do not use EDGE_LOOP_EXIT.
7013 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7014 to bb_with_exit_edge_p.
7015 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7016 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7017 to bb_with_exit_edge_p.
7018 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7020 * tree-loop-linear.c (linear_transform_loops): Do not call
7021 flow_loop_scan. Use loop->single_exit.
7022 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7023 (vect_analyze_loop_form): Do not call flow_loop_scan.
7024 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7026 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7028 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7029 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7030 slpeel_tree_duplicate_loop_to_edge_cfg,
7031 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7032 Use loop_preheader_edge and loop->single_exit. Do not call
7035 2005-03-01 Nick Clifton <nickc@redhat.com>
7037 * config/arm/arm.c (thumb_find_work_register): Check all of the
7038 argument registers to see if they are free, and a couple of
7039 special cases where the last argument register but can be proved
7040 to be available during the function's prologue.
7041 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7042 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7043 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7045 (thumb_compute_save_reg_mask): Likewise. Also use
7046 thumb_find_work_register() to ensure that there is agreement about
7047 which work register is going to be used in the prologue.
7048 (thumb_output_function_prologue): Use unsigned long as the type
7049 for the register bit-mask. Also delay pushing the link register if
7050 other high registers are going to be pushed.
7051 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7052 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7053 redundant prototypes.
7055 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7058 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7059 and after reload in REG+REG indexed addresses without REG_POINTER
7060 set in the base and not set in the index.
7062 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7064 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7065 Don't undefine here.
7066 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7067 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7068 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7069 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7070 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7072 * config.gcc (sh*-*-linux*): Use config/linux.h.
7074 2005-02-28 Dale Johannesen <dalej@apple.com>
7075 Stan Shebs <shebs@apple.com>
7077 Rewrite of 64-bit Darwin structure-by-value pass/return.
7078 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7079 intoffset, use_stack, named.
7080 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7081 (rs6000_darwin64_record_arg_advance_flush): New.
7082 (rs6000_darwin64_record_arg_advance_recurse): New.
7083 (rs6000_darwin64_record_arg_flush): New.
7084 (rs6000_darwin64_record_arg_recurse): New.
7085 (rs6000_darwin64_record_arg): New.
7086 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7087 (function_arg_boundary): Handle 128-bit aligned structs.
7088 (function_arg_advance): Rewrite darwin64 struct handling.
7089 (function_arg): Call rs6000_darwin64_record_arg.
7090 (function_arg_partial_nregs): Handle darwin64 structs.
7091 (rs6000_darwin64_function_value): Remove.
7092 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7094 2005-02-28 Roger Sayle <roger@eyesopen.com>
7096 PR tree-optimization/20216
7097 * tree-chrec.c (tree_fold_factorial): Delete.
7098 (tree_fold_binomial): Change argument list to take a return type
7099 and change the type of K to unsigned int. Rewrite to avoid explicit
7100 evaluation of factorials, and (recursively) calling fold to perform
7101 compile-time arithmetic. Return NULL on (internal) overflow.
7102 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7103 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7104 if any intermediate calculation overflows.
7105 (chrec_apply): Update call to chrec_evaluate.
7107 2005-02-28 James E Wilson <wilson@specifixinc.com>
7109 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7111 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7114 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7115 instead of NULL_TREE on error.
7117 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7119 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7120 (EASY_VECTOR_15_ADD_SELF): Remove.
7121 (num_insns_constant_wide): Not static.
7122 (validate_condition_mode): Not static.
7123 (toc_relative_expr_p): Not static.
7124 (legitimate_indirect_address_p): Not static.
7125 (macho_lo_sum_memory_operand): Not static.
7126 (invalid_e500_subreg): Not static.
7127 (easy_vector_same): Not static.
7128 (easy_vector_splat_const): Not static.
7129 (RS6000_SYMBOL_REF_TLS_P): Remove.
7130 (any_operand): Delete.
7131 (any_parallel_operand): Delete.
7132 (count_register_operand): Delete.
7133 (altivec_register_operand): Delete.
7134 (xer_operand): Delete.
7135 (s8bit_cint_operand): Delete.
7136 (short_cint_operand): Delete.
7137 (u_short_cint_operand): Delete.
7138 (non_short_cint_operand): Delete.
7139 (exact_log2_cint_operand): Delete.
7140 (gpc_reg_operand): Delete.
7141 (cc_reg_operand): Delete.
7142 (cc_reg_not_cr0_operand): Delete.
7143 (reg_or_short_operand): Delete.
7144 (reg_or_neg_short_operand): Delete.
7145 (reg_or_aligned_short_operand): Delete.
7146 (reg_or_u_short_operand): Delete.
7147 (reg_or_cint_operand): Delete.
7148 (reg_or_arith_cint_operand): Delete.
7149 (reg_or_add_cint64_operand): Delete.
7150 (reg_or_sub_cint64_operand): Delete.
7151 (reg_or_logical_cint_operand): Delete.
7152 (got_operand): Delete.
7153 (got_no_const_operand): Delete.
7154 (easy_fp_constant): Delete.
7155 (easy_vector_constant): Delete.
7156 (easy_vector_constant_add_self): Delete.
7157 (zero_constant): Delete.
7158 (zero_fp_constant): Delete.
7159 (volatile_mem_operand): Delete.
7160 (offsettable_mem_operand): Delete.
7161 (mem_or_easy_const_operand): Delete.
7162 (add_operand): Delete.
7163 (non_add_cint_operand): Delete.
7164 (logical_operand): Delete.
7165 (non_logical_cint_operand): Delete.
7166 (mask_operand): Delete.
7167 (mask_operand_wrap): Delete.
7168 (mask64_operand): Delete.
7169 (mask64_2_operand): Delete.
7170 (and64_operand): Delete.
7171 (and64_2_operand): Delete.
7172 (and_operand): Delete.
7173 (reg_or_mem_operand): Delete.
7174 (lwa_operand): Delete.
7175 (symbol_ref_operand): Delete.
7176 (call_operand): Delete.
7177 (current_file_function_operand): Delete.
7178 (input_operand): Delete.
7179 (rs6000_nonimmediate_operand): Delete.
7180 (rs6000_tls_symbol_ref): Delete.
7181 (save_world_operation): Delete.
7182 (restore_world_operation): Delete.
7183 (load_multiple_operation): Delete.
7184 (store_multiple_operation): Delete.
7185 (vrsave_operation): Delete.
7186 (mfcr_operation): Delete.
7187 (mtcrf_operation): Delete.
7188 (lmw_operation): Delete.
7189 (stmw_operation): Delete.
7190 (branch_comparison_operator): Delete.
7191 (branch_positive_comparison_operator): Delete.
7192 (scc_comparison_operator): Delete.
7193 (trap_comparison_operator): Delete.
7194 (boolean_operator): Delete.
7195 (boolean_or_operator): Delete.
7196 (min_max_operator): Delete.
7197 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7198 (EASY_VECTOR_15): Moved to here.
7199 (EASY_VECTOR_15_ADD_SELF): Move to here.
7200 (PREDICATE_CODES): Delete.
7201 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7202 Declare functions no longer static.
7203 * config/rs6000/predicates.md: New.
7204 * config/rs6000/rs6000.md: Include predicates.md
7206 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7208 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7209 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7211 * cfgrtl.c (need_fake_edge_p): Likewise.
7212 * combine.c (distribute_notes): Likewise.
7213 * emit-rtl.c (try_split): Likewise.
7214 * recog.c (peephole2_opimize): Likewise.
7215 * reg-notes.def (ALWAYS_RETURN): Remove.
7216 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7217 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7218 * tree.h (ECF_ALWAYS_RETURN): Remove.
7220 2005-02-28 Roger Sayle <roger@eyesopen.com>
7223 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7224 between different machine modes is never a "useless" conversion.
7226 2005-02-28 Geert Bosch <bosch@gnat.com>
7229 * doc/contrib.texi: List contributors for Ada front end
7231 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7233 * simplify-rtx.c (simplify_unary_operation_1,
7234 simplify_const_unary_operation): New, extracted from...
7235 (simplify_unary_operation): ... this one.
7236 (simplify_binary_operation_1,
7237 simplify_const_binary_operation): New, extracted from...
7238 (simplify_binary_operation): ... this one.
7239 * rtl.h (simplify_const_unary_operation,
7240 simplify_const_binary_operation): Add prototypes.
7242 2005-02-28 Julian Brown <julian@codesourcery.com>
7244 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7245 building libjava and caused PR regression/20228.
7247 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7250 * Makefile.in (host_subdir): New.
7251 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7252 * configure: Regenerate.
7254 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7256 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7257 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7258 installation directory first.
7260 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7263 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7264 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7265 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7266 * config/cris/cris.md: Tweak comments referring to Q.
7267 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7268 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7269 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7270 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7271 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7272 Insert spaces in constraints to align alternatives vertically for
7274 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7277 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7279 PR rtl-optimization/17728
7280 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7281 operand 0 from general_operand to move_dest_operand.
7283 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7285 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7286 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7287 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7288 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7290 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7292 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7293 * configure: Regenerate.
7294 * libada-mk.in: Remove CC; rename
7295 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7297 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7300 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7301 for the lhs, also walk over the tree. Likewise for rhs.
7303 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7305 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7306 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7307 Do not propagate value of iv before increment over the increment.
7309 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7311 * c-parser.c: New file.
7312 * c-parse.in: Remove.
7313 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7315 (c-parser.o): Add dependencies.
7316 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7317 maintainer-clean, TAGS): Update.
7318 * c-config-lang.in (gtfiles): Update.
7319 * gengtype-lex.l: Don't handle "@@".
7320 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7321 objc_build_synchronized, objc_begin_try_stmt,
7322 objc_begin_catch_clause, objc_finish_catch_clause,
7323 objc_build_finally_clause, objc_finish_try_stmt): New.
7324 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7326 (c_parse_init): Update comment.
7327 * c-decl.c (c_init_decl_processing): Update comment.
7328 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7329 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7330 new c_declspecs members.
7332 2005-02-25 Julian Brown <julian@codesourcery.com>
7334 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7335 from being used for symbols with vague linkage when
7336 HAVE_GAS_COMDAT_GROUP is true.
7338 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7340 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7342 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7345 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7346 (LIBGCC2_HAS_DF_MODE): New.
7347 (LIBGCC2_HAS_XF_MODE): New.
7348 (LIBGCC2_HAS_TF_MODE): New.
7349 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7350 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7351 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7352 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7353 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7354 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7355 and add _fixtfdi, _fixunstfdi, _floatditf
7356 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7357 L_fixunstfdi, L_floatditf.
7358 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7359 (LIBGCC2_HAS_TF_MODE): Define.
7361 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7363 PR tree-optimization/20204
7364 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7365 REWRITE_THIS_STMT markers on PHI nodes.
7366 (rewrite_initialize_block): Likewise.
7368 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7370 * version.c (version_string): Update to 4.1.
7372 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7374 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7375 Clarify that the alternative way doesn't work in GNU C++.
7377 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7379 PR tree-optimization/19937
7380 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7381 to the type of the induction variable.
7383 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7385 PR rtl-optimization/20117
7386 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7387 the block including noncopyable insn.
7389 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7391 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7392 calls to find_reg_note.
7394 2005-02-24 Richard Henderson <rth@redhat.com>
7397 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7400 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7402 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7403 vector types if to use base reg for misaligned non-word ld/std.
7405 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7408 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7409 dwarf2 label manually and put it after, not before the prologue.
7411 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7414 * reload.c (operands_match_p): Only increment register number for
7415 SCALAR_INT_MODE_P modes in multiple hard registers.
7417 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7420 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7422 * ChangeLog.5: Fix log message typo(s).
7423 * ChangeLog.7: Likewise.
7424 * ChangeLog.tree-ssa: Likewise.
7425 * cfgexpand.c: Fix comment typo(s).
7426 * conflict.c: Likewise.
7427 * defaults.h: Likewise.
7428 * dwarf2out.c: Likewise.
7430 * ggc-page.c: Likewise.
7431 * tree-eh.c: Likewise.
7432 * tree-ssa-dom.c: Likewise.
7434 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7437 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7438 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7439 if SHARED is defined.
7442 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7443 allow splitting only if operands 0 and 3 don't overlap.
7445 2005-02-24 Richard Henderson <rth@redhat.com>
7448 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7449 (fold_builtin_1): Call them.
7450 * fold-const.c (fold_complex_mult_parts): Split out from ...
7451 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7452 (fold_complex_div_parts, fold_complex_div): New.
7454 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7456 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7458 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7459 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7461 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7462 (print_node): Likewise.
7463 Print TYPE_SIZES_GIMPLIFIED.
7465 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7467 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7468 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7469 operands as commutative in constraints.
7471 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7473 * tree-into-ssa.c: Re-organize internal functions.
7475 2005-02-24 Richard Henderson <rth@redhat.com>
7478 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7480 * common.opt (fcx-limited-range): New.
7481 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7482 * toplev.c (flag_complex_method): Initialize to 1.
7483 (process_options): Set flag_complex_method to 0 if
7484 flag_cx_limited_range.
7485 * doc/invoke.texi (-fcx-limited-range): New.
7487 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7489 * cse.c (delete_trivially_dead_insns): Speed up by using
7490 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7493 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7495 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7496 functions when -mid-shared-library is being used.
7498 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7500 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7501 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7502 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7503 * system.h: Poison LINK_LIBGCC_SPECIAL.
7505 2005-02-23 James E Wilson <wilson@specifixinc.com>
7507 * gengtype.c (note_insn_name): Make 1 element larger.
7509 2005-02-23 Roger Sayle <roger@eyesopen.com>
7512 PR rtl-optimization/20097
7513 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7514 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7516 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7518 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7519 * t-aix52 (SHLIB_INSTALL): Same.
7521 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7523 * genpreds.c: Update copyright.
7525 2005-02-23 Michael Beach <michaelb@ieee.org>
7528 * config/sparc/t-elf (startup files): Assemble with CPP.
7530 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7532 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7533 (write_predicate_expr): Likewise.
7535 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7537 PR tree-optimization/20100
7538 PR tree-optimization/20115
7539 * tree-optimize.c (init_tree_optimization_passes): Remove
7540 pass_maybe_create_global_var.
7541 * tree-pass.h (pass_maybe_create_global_var): Remove.
7542 * tree-ssa-alias.c (aliases_computed_p): Declare.
7543 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7544 (count_calls_and_maybe_create_global_var): Remove.
7545 (pass_maybe_create_global_var): Remove.
7546 (init_alias_info): Do not declare aliases_computed_p.
7547 (maybe_create_global_var): If the function contains no
7548 call-clobbered variables and a mix of pure/const and regular
7549 function calls, create .GLOBAL_VAR.
7550 Mark all call-clobbered variables for renaming.
7551 (merge_pointed_to_info): Update comment.
7552 (add_pointed_to_var): Likewise.
7553 (is_escape_site): Likewise.
7554 Accept struct alias_info * instead of size_t *.
7556 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7558 * tree-ssa-operands.c (get_call_expr_operands): If
7559 ALIASES_COMPUTED_P is false, do not add call-clobbering
7561 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7562 (delete_tree_ssa): Likewise.
7564 2005-02-22 James E Wilson <wilson@specifixinc.com>
7566 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7567 (do_compile): Do call it here.
7569 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7571 PR rtl-optimization/20017.
7572 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7573 rest_of_handle_cse2, rest_of_handle_gcse): Call
7574 delete_dead_jumptables immediately before calling cleanup_cfg.
7576 2005-02-22 Devang Patel <dpatel@apple.com>
7579 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7582 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7584 * config/rs6000/aix.h (WINT_TYPE): Define.
7586 2005-02-22 Stan Shebs <shebs@apple.com>
7588 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7589 natural alignment for 64-bit Darwin.
7590 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7592 * doc/invoke.texi: Document this.
7594 2005-02-22 DJ Delorie <dj@redhat.com>
7596 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7597 to make_[un]signed_type, not the mode itself.
7599 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7601 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7602 not available. Use tail calls wherever possible.
7603 (make_edge): Call unchecked_make_edge to create an edge.
7605 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7606 (coalesce_ssa_name): Don't check for
7607 SSANORM_USE_COALESCE_LIST.
7608 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7610 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7612 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7613 (rewrite_into_ssa): ... here.
7615 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7617 PR tree-optimization/19786
7618 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7619 tag to another's may-alias bitmap when adding to the other's list.
7621 2005-02-21 DJ Delorie <dj@redhat.com>
7623 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7624 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7625 registers in unsupported ways.
7626 * expmed.c (init_expmed): Likewise.
7628 2005-02-21 Stan Cox <scox@redhat.com>
7630 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7632 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7634 * tree-cfg.c (fold_cond_expr_cond): New.
7635 (make_edges): Call fold_cond_expr_cond.
7636 (find_taken_edge): Accept nothing but INTEGER_CST.
7637 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7639 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7641 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7642 that do not belong to any basic block.
7644 2005-02-21 Jeff Law <law@redhat.com>
7646 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7649 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7651 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7652 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7653 Adjust their definitions.
7654 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7655 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7657 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7658 genautomata.c, langhooks.c, langhooks.h, system.h,
7659 config/arm/lib1funcs.asm: Update copyright.
7661 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7663 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7665 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7668 * doc/install.texi: Document --with-gc.
7670 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7672 * simplify-rtx.c (simplify_unary_operation): Add a missing
7675 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7677 PR tree-optimization/18663
7678 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7679 if the type has variable bounds.
7681 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7683 * gcse.c: Remove an obsolete comment.
7685 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7687 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7689 * doc/extend.texi (Function Attributes) <Attribute const>: The
7690 attribute "pure" is below this text, not above.
7692 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7694 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7695 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7696 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7698 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7701 * langhooks.h (struct lang_hooks): Add to_target_charset.
7702 * langhooks.c (lhd_to_target_charset): New function.
7703 * langhooks-def.h: Declare lhd_to_target_charset.
7704 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7705 (LANG_HOOKS_INITIALIZER): Update.
7706 * c-common.c (c_common_to_target_charset): New function.
7707 * c-common.h: Declare it.
7708 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7709 c_common_to_target_charset.
7711 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7712 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7714 * system.h: Poison them.
7715 * doc/tm.texi: Don't discuss them.
7716 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7717 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7718 (pp_c_char): Do not attempt to generate letter escapes for
7720 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7721 * config/mips/mips.c (mips_output_ascii): Likewise.
7723 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7725 PR tree-optimization/19951
7726 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7729 2005-02-19 Steven Bosscher <stevenb@suse.de>
7732 * function.h (struct function): New field `max_loop_depth'.
7733 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7734 (flow_loops_find): Reset the max loop depth count before finding loops.
7735 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7736 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7737 (calculate_global_regs_live): Make sure the loop will terminate
7738 when the initial sets are not empty.
7740 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7742 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7744 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7746 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7749 * doc/invoke.texi: Remove documentation of %M spec.
7751 (init_spec): Remove %M suffix from -lgcc_s.
7752 (do_spec_1): Remove 'M' case.
7753 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7754 to put shared libraries in the multilib directory. Remove the
7755 shlib_so_soname substitution variable. Don't add a multilib encoding
7756 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7757 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7758 SHLIB_INSTALL as well as SHLIB_LINK.
7759 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7760 (SHLIB_NAME): Delete.
7761 (SHLIB_DIR): New macro.
7762 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7763 (SHLIB_INSTALL): Adjust accordingly.
7764 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7765 * config/t-slibgcc-sld: Likewise.
7766 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7767 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7768 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7770 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7771 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7772 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7773 Use @shlib_base_name@ instead of @shlib_so_name@.
7774 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7775 and @shlib_base_name@.so in @multilib_dir@.
7776 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7777 to the install path.
7778 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7779 (SHLIB_LINK): Remove previous workaround.
7780 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7781 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7782 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7784 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7785 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7786 (SHLIB_INSTALL): Adjust accordingly.
7787 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7788 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7789 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7790 config/t-slibgcc-elf-ver.
7792 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7793 Jakub Jelinek <jakub@redhat.com>
7795 PR tree-optimization/19828
7796 * tree-ssa-loop-im.c: Add a TODO comment.
7797 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7798 without side-effects.
7800 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7802 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7805 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7807 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7808 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7809 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7811 (ia64_reorg): Delete fixup_errata call.
7812 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7813 (TARGET_SWITCHES): Delete -mb-step entry.
7815 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7818 * c-typeck.c (composite_type): Handle quals in transparent unions.
7819 (type_lists_compatible_p): Likewise.
7821 2005-02-18 Stan Shebs <shebs@apple.com>
7823 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7824 expressions in the .literal8 section.
7826 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7828 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7830 2005-02-18 Roger Sayle <roger@eyesopen.com>
7832 * fold-const.c (constant_boolean_node): Always create values of the
7833 specified type, don't bother calling truthvalue_conversion.
7835 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7837 * except.c (output_function_exception_table): Call
7838 assemble_external_libcall (eh_personality_libfunc).
7840 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7843 * config/ia64/ia64.h (struct machine_function): Add state_num.
7844 * config/ia64/ia64.c (process_epilogue,
7845 process_for_unwind_directive): Use new unwind state numbers each
7846 time rather than state 1.
7848 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7851 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7852 before the "*llgt_didi" pattern.
7854 2005-02-18 Jason Merrill <jason@redhat.com>
7856 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7858 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7860 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7861 (div0): Use it in place of ARM_FUNC_ALIAS.
7862 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7864 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7867 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7868 access, the lower bound of the array type if it exists.
7870 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7873 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7874 cases that are out-of-range for the index type.
7876 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7878 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7879 (estimate_case_costs): Don't call convert.
7880 * expmed.c (expand_shift): Likewise.
7881 (make_tree): Call fold_convert instead of convert.
7883 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7886 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7887 that ref to be marked MEM_READONLY_P doesn't have base that needs
7890 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7892 * genautomata.c (output_get_cpu_unit_code_func,
7893 output_cpu_unit_reservation_p): Don't generate old-style function
7896 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7899 PR tree-optimization/20009
7900 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7902 PR tree-optimization/18947
7903 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7904 inline, remove all nodes that are inlined into the extern inline
7907 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7909 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7910 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7911 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7912 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7915 2005-02-17 Roger Sayle <roger@eyesopen.com>
7917 PR tree-optimization/19917
7918 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7919 to be potentially trapping.
7921 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7923 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7925 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7927 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7928 tem becomes a local variable which is set to the value of the
7929 back end defined INITIAL_FRAME_ADDRESS macro.
7930 (expand_builtin_frame_address): Omit the base parameter to
7931 expand_builtin_return_addr.
7932 (expand_builtin_profile_func): Likewise.
7933 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7934 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7935 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7937 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7939 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7940 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7941 * config/frv/frv.c (frv_function_epilogue): Likewise.
7943 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7945 * lambda-code (perfect_nestify): Remove mark/unmark
7947 * tree-loop-linear.c (linear_transform_loops): Add
7948 rewrite_into_ssa call so that ssa is correct for
7949 rewriting into loop closed.
7951 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7953 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7954 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7956 * bt-load.c (btr_def_live_range, combine_btr_defs,
7957 migrate_btr_def, migrate_btr_defs): Likewise.
7958 * cfgcleanup.c (thread_jump): Likewise.
7959 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7960 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7961 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7962 df_rd_local_compute, df_reg_info_compute): Likewise.
7963 * dominance.c (init_dom_info, free_dom_info): Likewise.
7964 * flow.c (init_propagate_block_info,
7965 free_propagate_block_info): Likewise.
7966 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7967 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7968 modify_reg_pav): Likewise.
7969 * loop-invariant.c (find_defs, find_invariant_insn,
7970 find_invariants, free_inv_motion_data): Likewise.
7971 * predict.c (tree_predict_by_opcode,
7972 estimate_bb_frequencies): Likewise.
7973 * stmt.c (expand_case): Likewise.
7974 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7975 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7976 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7977 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7978 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7979 rewrite_ssa_into_ssa): Likewise.
7980 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7981 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7982 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7983 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7984 * tree-sra.c (tree_sra): Likewise.
7985 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7986 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7987 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7988 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7989 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7990 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7992 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7993 calculate_live_on_entry, calculate_live_on_exit,
7994 build_tree_conflict_graph): Likewise.
7995 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7996 record_important_candidates, set_use_iv_cost, find_depends,
7997 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7998 tree_ssa_iv_optimize_finalize): Likewise.
7999 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
8000 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
8001 tree_duplicate_loop_to_header_edge): Likewise.
8002 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
8003 * tree-ssa.c (verify_flow_insensitive_alias_info,
8004 verify_name_tags, verify_ssa, init_tree_ssa,
8005 delete_tree_ssa): Likewise.
8006 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8007 fini_ssanames): Likewise.
8008 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8010 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8012 * config/rs6000/t-rtems: Completely reworked.
8014 2005-02-17 Ira Rosen <irar@il.ibm.com>
8016 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8018 2005-02-17 Ira Rosen <irar@il.ibm.com>
8020 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8021 POINTER_TYPE_P when checking that type is a pointer.
8022 (vect_get_memtag): Remove.
8023 (vect_address_analysis): Use POINTER_TYPE_P. Call
8024 vect_object_analysis with dummy parameter for memtag.
8025 (vect_object_analysis): Extract memtag (functionality that
8026 used to be in vect_get_memtag and moved here). Fix printings.
8027 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8028 with correct parameters. Remove call to vect_get_memtag.
8030 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8032 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8033 (tree-vectorizer.o): Added missing dependencies.
8035 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8037 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8038 declaration in tree-vectorizer.c, now has an extern declaration in
8040 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8041 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8042 get_vectype_for_scalar_type, vect_is_simple_use,
8043 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8044 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8045 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8046 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8047 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8048 find_loop_location): Likewise.
8050 * tree-vectorizer.c (langhooks.h): #include removed.
8051 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8052 moved to tree-vectorized.h.
8053 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8054 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8055 get_vectype_for_scalar_type, vect_is_simple_use,
8056 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8057 vect_supportable_dr_alignment, new_loop_vec_info,
8058 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8059 vect_set_verbosity_level, find_loop_location): Likewise.
8061 (vect_analyze_loop): Function externalized. Declaration moved to
8062 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8063 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8064 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8065 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8066 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8067 vect_enhance_data_refs_alignment, vect_analyze_operations,
8068 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8069 vect_stmt_relevant_p, vect_get_loop_niters,
8070 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8071 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8072 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8073 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8074 vect_get_memtag): Likewise.
8076 (vectorizable_load): Function externalized. Declaration moved to
8077 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8078 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8079 vect_transform_loop): Likewise.
8080 (vect_transform_stmt): Moved to tree-vect-transform.c.
8081 (vect_align_data_ref, vect_create_destination_var,
8082 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8083 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8084 vect_get_vec_def_for_operand, vect_init_vector,
8085 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8086 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8087 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8088 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8089 vect_do_peeling_for_loop_bound): Likewise.
8091 * tree-vect-analyze.c: New file.
8092 * tree-vect-transform.c: New file.
8094 2005-02-17 Jason Merrill <jason@redhat.com>
8096 PR mudflap/19319, c++/19317
8097 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8100 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8102 * doc/install.texi (Specific): Update link for Darwin-specific
8105 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8107 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8108 constant_boolean_node.
8110 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8113 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8114 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8116 2005-02-16 Richard Henderson <rth@redhat.com>
8119 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8121 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8122 replace uses with Wtype_MAXp1_F.
8123 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8124 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8125 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8126 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8127 and HAVE_TFMODE as appropriate.
8128 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8129 (__floatdisf): Likewise.
8130 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8131 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8132 (Wtype_MAXp1_F): New.
8133 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8134 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8136 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8139 * arm.c (arm_apply_result_size): New function.
8140 * arm.h (APPLY_RESULT_SIZE): Define.
8141 * arm-protos.h (arm_apply_result_size): Add prototype.
8142 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8143 (movxf): New expand.
8144 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8145 (call_value_symbol): Remove predicate for operand 0.
8146 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8147 (untyped_call): Rework to correclty return values for any type.
8148 (untyped_return): New expand.
8149 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8151 2005-02-16 Stan Shebs <shebs@apple.com>
8153 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8154 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8156 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8158 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8159 configure settings on Solaris 7 and later.
8161 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8163 PR tree-optimization/19865
8164 * tree-optimize.c (init_tree_optimization_passes): Run
8165 pass_may_alias after pass_sra.
8167 2005-02-16 Richard Henderson <rth@redhat.com>
8168 Stuart Hastings <stuart@apple.com>
8171 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8172 Do nothing if debug info suppressed for this function.
8173 (dbxout_begin_function): Early exit if debug info suppressed for
8176 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8179 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8181 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8183 PR tree-optimization/19967
8184 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8185 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8186 argument TYPE. Adjust calls to fold_builtin_XXX.
8187 (expand_builtin, fold_builtin_1): Adjust calls to
8189 (fold_builtin_strchr, fold_builtin_strpbrk,
8190 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8191 result to a requested type TYPE.
8193 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8196 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8197 (T)x & (T)cst if (T)cst overflows.
8198 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8199 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8201 2005-02-15 Jeff Law <law@redhat.com>
8203 * gcse.c (blocks_with_calls): New bitmap.
8204 (alloc_gcse_mem): Allocate it.
8205 (free_gcse_mem): Free it.
8206 (clear_modifY_mem_tables): Clear it.
8207 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8208 when we encounter CALL_INSNs.
8209 (compute_transp, case MEM): Handle blocks with calls separate
8210 from blocks without calls. Use bitmap iterators rather than
8213 2005-02-15 Peter O'Gorman <peter@pogma.com>
8216 * mklibgcc.in (vis_hide): Use a temporary object file, not
8219 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8222 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8223 access optimization.
8225 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8226 Alan Modra <amodra@bigpond.net.au>
8229 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8230 (_xlqsub): Rename to __gcc_qsub.
8231 (_xlqmul): Rename to __gcc_qmul.
8232 (_xlqdiv): Rename to __gcc_qdiv.
8233 Provide versioned symbol aliases with old names.
8234 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8235 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8236 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8237 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8238 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8240 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8242 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8243 Fold ~(A - 1) and ~(A + -1) to -A.
8245 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8249 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8250 config/pa/pa-host.c:pa_gt_pch_use_address.
8252 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8254 * tree-vn.c (get_value_handle): Make sure that given an
8255 is_gimple_min_invariant expression, we always return it.
8257 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8259 * passes.c (rest_of_handle_gcse): Fix a comment.
8261 2005-02-15 Jeff Law <law@redhat.com>
8263 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8265 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8266 (canon_list_insert, record_last_mem_set_info): Similarly.
8267 (clear_modify_mem_tables): Similarly.
8269 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8271 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8272 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8273 config/mips/mips.md, config/rs6000/aix.h,
8274 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8276 2005-02-15 Richard Henderson <rth@redhat.com>
8278 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8279 call to be best_edge.
8281 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8283 * basic-block.h: Adjust the prototype for find_basic_blocks.
8284 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8285 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8288 * flow.c (recompute_reg_usage): Remove all arguments.
8289 * passes.c (rest_of_compilation): Adjust the call to
8290 recompute_reg_usage.
8291 * rtl.h: Adjust the prototype for recompute_reg_usage.
8293 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8295 * tree-dump.c (dump_files): Update to reflect new member
8297 (dump_register): Add new argument.
8299 (dump_switch_p_1): Check against glob name if doglob was passed.
8300 (dump_switch_p): Check against regular first, then glob if
8301 we didn't have any hits on the dump name.
8302 * tree-optimize.c (register_one_dump_file):
8303 Pass in glob name as well.
8304 * tree-pass.h (struct dump_file_info): Add glob
8307 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8309 PR preprocessor/16323
8310 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8312 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8315 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8316 (trunctfdf2_internal1): New.
8317 (trunctfdf2_internal2): Renamed from trunctfdf2.
8319 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8321 PR tree-optimization/19853
8322 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8324 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8326 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8327 delete_dead_jumptables and cleanup_cfg.
8329 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8331 * reload.c (find_reloads): Swap address_reloaded flags when
8332 swapping commutative operands.
8334 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8336 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8337 Use standard_iv_increment_position for computing the bsi position
8339 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8342 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8345 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8346 life range of hard registers.
8347 * value-prof.c (insn_prefetch_values_to_profile): Only
8350 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8351 profile in libcalls.
8353 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8355 * bitmap.h (bitmap_and_compl_into): Return bool.
8356 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8358 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8360 PR tree-optimization/19944
8361 * fold-const.c (fold): Re-add ABS_EXPR folding.
8363 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8366 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8367 {TARGET,MASK}_XL_COMPAT.
8368 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8370 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8371 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8373 (rs6000_arg_partial_bytes): Same.
8374 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8375 and XL compatibility enabled.
8376 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8377 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8378 test to final condition.
8379 (cmptf_internal2): New.
8380 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8381 xl-compat. Add TFmode information to description.
8383 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8385 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8387 2005-02-13 Jason Merrill <jason@redhat.com>
8390 * fold-const.c (fold_indirect_ref_1): Split out from...
8391 (build_fold_indirect_ref): Here.
8392 (fold_indirect_ref): New fn.
8393 * tree.h: Declare it.
8394 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8395 (gimplify_modify_expr_rhs): Likewise.
8396 (gimplify_expr): Likewise.
8398 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8400 PR tree-optimization/14303
8401 PR tree-optimization/15784
8402 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8403 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8404 ABS_EXPR<x> != 0 to x != 0.
8406 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8408 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8409 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8410 spelling conventions.
8412 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8413 delete_trivially_dead_insns too many times.
8415 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8418 2005-02-12 Ira Rosen <irar@il.ibm.com>
8420 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8421 (vect_is_simple_iv_evolution): Remove redundant parameter
8423 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8424 without last parameter.
8425 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8426 Return pointer step. Call vect_is_simple_iv_evolution without
8427 last parameter. Check only that the step is multiple of size
8428 type. Remove stmt_vinfo updates.
8429 (vect_get_memtag_and_dr): Remove.
8430 (vect_get_memtag): New function.
8431 (vect_address_analysis): New function.
8432 (vect_object_analysis): New function.
8433 (vect_analyze_data_refs): Call vect_object_analysis and
8434 vect_get_memtag. Update stmt_vinfo fields.
8436 2005-02-12 Ira Rosen <irar@il.ibm.com>
8438 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8439 exist and are objects. Remove checks for pointer.
8440 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8441 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8442 (vect_create_data_ref_ptr): Likewise.
8443 (vect_base_addr_differ_p): New function.
8444 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8445 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8446 Don't set the DR_BASE_NAME field of data-ref.
8447 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8449 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8451 * optabs.h (enum optab_index): Add new OTI_ldexp.
8452 (ldexp_optab): Define corresponding macro.
8453 * optabs.c (init_optabs): Initialize ldexp_optab.
8454 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8456 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8458 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8459 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8461 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8462 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8465 2005-02-12 Ira Rosen <irar@il.ibm.com>
8467 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8469 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8471 (vect_get_base_and_offset): Always return an address.
8472 (vect_create_addr_base_for_vector_ref): Remove treatment for
8473 different data reference types.
8474 (vect_compute_data_ref_alignment): Rename base to base_address in
8475 stmt_vec_info. Get the object in order to force its alignment.
8476 (vect_get_memtag_and_dr): Rename base to base_address in
8477 stmt_vec_info. Extract the object for memtag analysis.
8479 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8481 PR regression/19898.
8482 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8483 changes cc_status, use apply modified_in_p to part of cc_status
8484 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8487 2005-02-11 Richard Henderson <rth@redhat.com>
8489 * tree-complex.c (expand_complex_libcall): New.
8490 (expand_complex_multiplication): Use it for c99 compliance.
8491 (expand_complex_division): Likewise.
8492 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8494 * builtins.c (built_in_names): Remove const.
8495 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8497 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8498 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8499 (built_in_names): Remove const.
8500 * c-common.c (c_common_type_for_mode): Handle complex modes.
8501 * flags.h, toplev.c (flag_complex_method): Rename from
8502 flag_complex_divide_method.
8503 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8504 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8505 * libgcc2.h: Declare them.
8506 * libgcc-std.ver: Export them.
8507 * mklibgcc.in (lib2funcs): Build them.
8509 2005-02-11 Steven Bosscher <stevenb@suse.de>
8511 PR tree-optimization/19876
8512 Partially revert my change from 2005-01-14
8513 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8514 (compute_antic): ...and remove the loop here.
8516 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8519 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8520 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8522 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8523 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8525 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8527 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8528 offsets for the big-endian 32-bit case.
8530 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8532 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8534 2005-02-11 Dale Johannesen <dalej@apple.com>
8536 * cselib.c (cselib_process_insn): Clear out regs where
8537 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8538 * reload.c (find_equiv_reg): Ditto.
8540 2005-02-11 Ian Lance Taylor <ian@airs.com>
8542 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8545 * tree.c (build_function_type_list): Work correctly if there are
8548 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8550 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8551 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8552 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8553 TARGET_ZARCH instead of TARGET_64BIT.
8555 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8557 * config/rs6000/t-rtems:
8558 (MULTILIB_OPTIONS): Remove mcpu=602.
8559 (MUTLILIB_DIRNAMES): Remove m602.
8560 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8561 Let mcpu=602 match mcpu=603.
8562 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8564 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8566 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8569 2005-02-10 David Daney <ddaney@avtrex.com>
8571 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8572 * config/i386/linux-unwind.h: Likewise.
8573 * config/ia64/linux-unwind.h: Likewise.
8574 * config/mips/linux-unwind.h: Likewise.
8575 * config/pa/linux-unwind.h: Likewise.
8576 * config/rs6000/linux-unwind.h: Likewise.
8577 * config/s390/linux-unwind.h: Likewise.
8578 * config/sh/linux-unwind.h: Likewise.
8579 * config/sparc/linux-unwind.h: Likewise.
8581 2005-02-10 Steven Bosscher <stevenb@suse.de>
8583 PR tree-optimization/17549
8584 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8585 TER to replace a DEF with its expression if the DEF and the
8586 rhs of the expression we replace into have the same root
8589 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8591 * config/mips/mips.md: Fix the placement of the match_scratch in the
8594 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8596 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8599 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8601 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8602 (strip_offset): Handle addresses.
8603 (add_address_candidates): Use strip_offset.
8604 (difference_cost): Reflect strip_offset change.
8605 (force_var_cost, difference_cost): Strip nops.
8607 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8609 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8611 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8612 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8613 config/cris/cris-protos.h, config/cris/cris.c: Update
8616 2005-02-10 Jeff Law <law@redhat.com>
8618 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8619 (lookup_avail_expr): Similarly.
8621 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8623 * builtins.c (fold_builtin_powi): New function.
8624 (fold_builtin_1): Call it.
8626 2005-02-10 Steven Bosscher <stevenb@suse.de>
8628 PR documentation/19309
8629 * doc/cpp.texi: The __GNUC__ and related predefined macros
8630 are also defined for the "standalone" cpp.
8631 Some non-GCC compilers may also define __GNUC__.
8633 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8636 * c-typeck.c (common_type): New routine. Old common_type renamed
8638 (c_common_type): ...this.
8639 (build_conditional_expr, build_binary_op): Use c_common_type instead
8642 2005-02-10 Steven Bosscher <stevenb@suse.de>
8644 * doc/md.texi: Replace @samp{length} with @code{length}.
8646 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8648 PR tree-optimization/18687
8649 * tree-flow.h (find_loop_niter): Declare.
8650 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8651 Try using scev even for loops with more than one exit.
8652 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8653 (struct ivopts_data): Added niters field.
8654 (struct nfe_cache_elt): New.
8655 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8657 (tree_ssa_iv_optimize_init): Initialize niters cache.
8658 (determine_number_of_iterations): Removed.
8659 (find_induction_variables): Do not call determine_number_of_iterations.
8660 Access niters for single exit through niter_for_single_dom_exit.
8661 (add_iv_outer_candidates): Access niters for single exit through
8662 niter_for_single_dom_exit.
8663 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8664 number_of_iterations_cond.
8665 (iv_period): New function.
8666 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8667 (may_replace_final_value): Take data argument. Use
8668 niter_for_single_dom_exit.
8669 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8670 (rewrite_use_compare): Pass data to may_eliminate_iv.
8671 (rewrite_use_outer): Pass data to may_replace_final_value.
8672 (free_loop_data): Clean up the niters cache.
8673 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8674 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8675 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8676 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8677 (num_ending_zeros): Moved to tree.c.
8678 * tree.h (num_ending_zeros): Declare.
8679 * tree.c (num_ending_zeros): Moved from tree.c.
8681 2005-02-09 Richard Henderson <rth@redhat.com>
8683 * builtins.c (DEF_BUILTIN): Add COND argument.
8684 * tree.h (DEF_BUILTIN): Likewise.
8685 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8686 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8688 (DEF_BUILTIN_STUB): New.
8689 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8690 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8691 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8692 * c-common.c (DEF_BUILTIN): Add COND argument.
8693 * tree.c (local_define_builtin): New.
8694 (build_common_builtin_nodes): New.
8696 2005-02-09 Roger Sayle <roger@eyesopen.com>
8698 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8699 floating point expression ignoring the sign of the result.
8700 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8701 (fold) <MULT_EXPR>: Use it to simplify x*x.
8702 * tree.h (fold_strip_sign_ops): Prototype here.
8703 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8704 argument. Use fold_strip_sign_ops to simplify the first argument.
8705 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8706 first argument when the second argument is an even integer
8707 constant, but only with -funsafe_math_optimizations.
8708 (fold_builtin_1): Update call to fold_builtin_copysign.
8710 2005-02-09 Ian Lance Taylor <ian@airs.com>
8713 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8714 just check whether EH_FILTER_FAILURE falls through.
8716 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8718 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8719 insns return to ready list in the next turn.
8721 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8724 * builtins.def: New __builtin_powi[lf].
8725 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8726 (expand_builtin_powi): New function.
8727 (expand_builtin): Dispatch to expand_builtin_powi.
8728 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8729 * libgcc2.c: Add __builtin_powi[lf] implementation.
8730 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8731 * optabs.h: Add powi_optab.
8732 * optabs.c (init_optabs): Initialize powi_optab.
8733 * doc/extend.texi: Document __builtin_powi[lf].
8735 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8737 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8740 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8743 * fold-const.c (try_move_mult_to_index): Remove redundant
8744 type argument. Create ADDR_EXPR with correct type.
8745 (fold): Update callers of try_move_mult_to_index. Convert
8746 result to the appropriate type.
8748 2005-02-09 Roger Sayle <roger@eyesopen.com>
8751 * config/avr/avr.c (default_rtx_costs): Delete.
8752 (avr_operand_rtx_cost): New function.
8753 (avr_rtx_costs): Completely rewrite.
8755 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8758 * config/cris/cris.c (in_code): New variable.
8759 (cris_output_addr_const): Now a static function, a wrapper for
8761 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8762 case from old cris_output_addr_const.
8763 (cris_asm_output_label_ref): Similar for LABEL_REF.
8764 (cris_output_addr_const_extra): Similar for UNSPEC.
8765 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8766 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8767 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8769 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8770 (cris_asm_output_label_ref): Declare.
8772 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8774 PR preprocessor/19801
8775 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8776 filenames that changed when libcpp was moved to the toplevel.
8778 2005-02-07 Roger Sayle <roger@eyesopen.com>
8780 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8781 zero extensions of BImode operands. Call lowpart_subreg instead
8782 of gen_lowpart_common and gen_lowpart_SUBREG.
8784 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8787 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8788 * configure.ac: Set cc_for_cross_gnattools.
8789 * configure: Regenerate.
8791 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8794 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8796 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8799 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8800 of nested functions.
8802 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8804 * doc/extend.texi: Document deprecated extensions allowing
8805 static floating-point members to have initializers and allowing
8806 floating-point literals in integral constant expressions.
8808 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8810 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8811 config/darwin7.h, config/mips/mips.c,
8812 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8815 * cse.c: Update comments.
8817 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8820 * builtins.c (fold_builtin_sqrt): Transform
8821 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8824 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8825 Dorit Naishlos <dorit@il.ibm.com>
8827 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8828 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8829 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8831 * tree.h (vect_set_verbosity_level): New extern function declaration
8833 * tree-vectorizer.h (verbosity_levels): New enum type.
8834 * tree-vectorizer.c (vect_debug_stats): Function removed.
8835 (vect_debug_details): Likewise.
8836 (vect_verbosity_level): Global variable was defined and initialized.
8837 (vect_dump): Global variable definition.
8838 (vect_print_dump_info): New function.
8839 (vect_set_dump_settings): New function.
8840 (vect_set_verbosity_level): New function.
8841 (vectorize_loops): Add call to vect_set_dump_settings.
8843 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8844 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8845 (slpeel_tree_peel_loop_to_edge): Likewise.
8847 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8848 appropriate verbosity level instead of call to vect_debug_details
8849 or vect_debug_stats.
8850 (vect_get_base_and_offset):
8851 (vect_create_addr_base_for_vector_ref):
8852 (get_vectype_for_scalar_type):
8853 (vect_create_data_ref_ptr):
8855 (vect_get_vec_def_for_operand):
8856 (vect_finish_stmt_generation):
8857 (vectorizable_assignment):
8858 (vectorizable_operation):
8859 (vectorizable_store):
8860 (vectorizable_load):
8861 (vect_transform_stmt):
8862 (vect_update_ivs_after_vectorizer):
8863 (vect_do_peeling_for_loop_bound):
8864 (vect_update_inits_of_drs):
8865 (vect_do_peeling_for_alignment):
8866 (vect_transform_loop):
8867 (vect_is_simple_use):
8868 (vect_analyze_operations):
8869 (vect_is_simple_iv_evolution):
8870 (vect_analyze_scalar_cycles):
8871 (vect_analyze_data_ref_dependence):
8872 (vect_analyze_data_ref_dependences):
8873 (vect_compute_data_ref_alignment):
8874 (vect_enhance_data_refs_alignment):
8875 (vect_analyze_data_refs_alignment):
8876 (vect_analyze_data_ref_access):
8877 (vect_analyze_data_ref_accesses):
8878 (vect_analyze_pointer_ref_access):
8879 (vect_get_memtag_and_dr):
8880 (vect_analyze_data_refs):
8881 (vect_mark_relevant):
8882 (vect_stmt_relevant_p):
8883 (vect_mark_stmts_to_be_vectorized):
8884 (vect_can_advance_ivs_p):
8885 (vect_get_loop_niters):
8886 (vect_analyze_loop_form):
8887 (vect_analyze_loop):
8888 (vectorize_loops): Likewise.
8890 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8891 (vect_update_inits_of_drs):
8892 (vect_do_peeling_for_alignment):
8893 (vect_transform_loop):
8894 (vect_analyze_operations):
8895 (vect_analyze_scalar_cycles):
8896 (vect_analyze_data_ref_dependences):
8897 (vect_analyze_data_refs_alignment):
8898 (vect_analyze_data_ref_accesses):
8899 (vect_analyze_data_refs):
8900 (vect_mark_stmts_to_be_vectorized):
8901 (vect_get_loop_niters):
8902 (vect_analyze_loop_form):
8903 (vect_analyze_loop): Likewise.
8904 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8906 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8910 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8911 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8912 either -ffast-math or -funsafe-math-optimizations is in use.
8914 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8915 * config/mips/irix-csr.c: New file.
8916 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8917 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8918 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8921 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8923 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8924 redundant, incorrect definitions.
8926 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8928 ("*tls_indirect_call"): New, reference hard regs directly.
8929 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8931 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8933 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8934 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8936 2005-02-06 Roger Sayle <roger@eyesopen.com>
8938 PR rtl-optimization/19800
8939 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8940 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8943 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8945 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8947 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8950 * doc/invoke.texi: Correct documentation of -freorder-functions.
8952 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8955 * doc/invoke.texi: Don't mention gccbug.
8957 2005-02-06 Roger Sayle <roger@eyesopen.com>
8958 Andrew Pinski <pinskia@physics.uc.edu>
8959 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8961 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8962 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8963 into just (zero_extract:SI FOO (const_int 1) BAR).
8965 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8967 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8968 macro locally. Don't give last revision date. Use GCC version
8969 number from gcc-common.texi.
8970 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8971 revision date. Use GCC version number from gcc-common.texi.
8972 Describe being a library as current state rather than as 3.x
8974 * doc/gcc.texi: Remove last update date.
8975 * doc/gccint.texi: Likewise. Update copyright dates.
8976 * doc/install.texi: Update copyright dates.
8978 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8981 * doc/invoke.texi: Mention for each option included in -Wall that
8982 it is included in -Wall.
8983 * doc/gcc.texi: Update copyright and last modification date.
8985 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8987 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8988 unnecessary cast to original induction variable increments.
8990 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8992 PR tree-optimization/18219
8993 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8994 in distributed form.
8996 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8998 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8999 Set bitpos and offset later in the function. Do nothing if the
9000 target is a register and if the bitfield lies completely outside
9002 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
9003 here. Return an uninitialised register if the source value is stored
9004 in a register and the bitfield lies completely outside that register.
9006 2005-02-06 Steven Bosscher <stevenb@suse.de>
9008 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9011 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9013 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9015 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9017 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9018 * config/darwin8.h: New.
9019 * config/darwin7.h: Update comment.
9021 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9022 Dorit Naishlos <dorit@il.ibm.com>
9024 * tree-vectorizer.h (LOC): New type.
9025 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9026 (loop_line_number): New field in struct _loop_vec_info.
9027 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9029 * tree-vectorizer.c (input.h): Included.
9030 (find_loop_location): New function.
9031 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9032 loop line number removed.
9033 (vect_debug_details): Likewise.
9034 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9036 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9037 call to vect_debug_details/stats changed from loop to loop_loc.
9038 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9039 (slpeel_tree_peel_loop_to_edge): Likewise.
9041 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9042 changed from NULL to UNKNOWN_LOC.
9043 (vect_get_base_and_offset):
9044 (vect_create_addr_base_for_vector_ref):
9045 (get_vectype_for_scalar_type):
9046 (vect_create_data_ref_ptr):
9048 (vect_get_vec_def_for_operand):
9049 (vect_finish_stmt_generation):
9050 (vectorizable_assignment):
9051 (vectorizable_operation):
9052 (vectorizable_store):
9053 (vectorizable_load):
9054 (vect_transform_stmt):
9055 (vect_update_ivs_after_vectorizer):
9056 (vect_do_peeling_for_loop_bound):
9057 (vect_do_peeling_for_alignment):
9058 (vect_transform_loop):
9059 (vect_is_simple_use):
9060 (vect_analyze_operations):
9061 (vect_is_simple_iv_evolution):
9062 (vect_analyze_scalar_cycles):
9063 (vect_analyze_data_ref_dependences):
9064 (vect_compute_data_ref_alignment):
9065 (vect_enhance_data_refs_alignment):
9066 (vect_analyze_data_ref_access):
9067 (vect_analyze_data_ref_accesses):
9068 (vect_analyze_pointer_ref_access):
9069 (vect_get_memtag_and_dr):
9070 (vect_analyze_data_refs):
9071 (vect_mark_relevant):
9072 (vect_stmt_relevant_p):
9073 (vect_mark_stmts_to_be_vectorized):
9074 (vect_can_advance_ivs_p):
9075 (vect_get_loop_niters):
9076 (vect_analyze_loop):
9077 (vectorize_loops): Likewise.
9079 (vectorizable_load): Argument in call to vect_debug_details/stats
9080 changed from loop to LOOP_LOC (loop_vinfo).
9081 (vect_transform_loop):
9082 (vect_analyze_operations):
9083 (vect_analyze_scalar_cycles):
9084 (vect_analyze_data_ref_dependence):
9085 (vect_enhance_data_refs_alignment):
9086 (vect_analyze_data_ref_accesses):
9087 (vect_analyze_pointer_ref_access):
9088 (vect_analyze_data_refs):
9089 (vect_analyze_loop): Likewise.
9091 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9092 changed from loop to loop_loc.
9094 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9096 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9097 Dorit Naishlos <dorit@il.ibm.com>
9099 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9101 (vect_analyze_data_ref_dependences): Likewise.
9103 (vect_is_simple_use): Argument changed from loop structure to
9104 loop_vect_info structure.
9105 (vect_can_advance_ivs_p): Likewise.
9106 (vect_create_index_for_vector_ref): Likewise.
9107 (vect_update_ivs_after_vectorizer): Likewise.
9108 (new_stmt_vec_info): Likewise.
9110 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9111 changed from loop to loop_vinfo.
9112 (vect_create_data_ref_ptr): First argument in call to
9113 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9114 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9115 was changed from loop to loop_vinfo.
9116 (vectorizable_operation): Likewise.
9117 (vectorizable_store): Likewise.
9118 (vect_mark_stmts_to_be_vectorized): Likewise.
9119 (vect_do_peeling_for_loop_bound): First argument in call to
9120 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9121 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9122 was changed from loop to loop_vinfo.
9123 (vect_analyze_data_ref_dependences): Third argument in call to
9124 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9126 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9127 (vect_create_data_ref_ptr): Likewise.
9128 (vect_init_vector): Likewise.
9129 (vect_get_vec_def_for_operand): Likewise.
9130 (vectorizable_assignment): Likewise.
9131 (vectorizable_operation): Likewise.
9132 (vectorizable_store): Likewise.
9133 (vectorizable_load): Likewise.
9134 (vect_update_ivs_after_vectorizer): Likewise.
9135 (vect_is_simple_use): Likewise.
9136 (vect_analyze_data_ref_dependence): Likewise.
9137 (vect_analyze_pointer_ref_access): Likewise.
9138 (vect_can_advance_ivs_p): Likewise.
9140 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9141 before _stmt_vec_info.
9142 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9143 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9144 (new_stmt_vec_info): Argument changed from loop structure to
9145 loop_vect_info structure
9147 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9148 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9149 (vect_create_addr_base_for_vector_ref): Likewise.
9150 (vect_analyze_pointer_ref_access): Likewise.
9152 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9155 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9156 phi flag if the phi is abnormal.
9158 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9161 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9162 information for the new statement.
9164 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9167 * gcc.c (main): Include the target in -v output.
9169 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9171 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9172 Do not drop the extend if we'd have to add a paradoxical subreg
9173 later. Include optabs.h and insn-codes.h.
9174 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9176 2005-02-02 Roger Sayle <roger@eyesopen.com>
9179 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9180 * fold-const.c (const_binop): Avoid constant folding floating
9181 point operations in modes that use composite representations.
9182 * simplify-rtx.c (simplify_binary_operation): Likewise.
9184 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9186 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9188 (altivec_dstt): Likewise.
9189 (altivec_dstst): Likewise.
9190 (altivec_dststt): Likewise.
9191 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9194 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9196 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9197 EXPR_LOCUS from orig_cond to the new cond_stmt.
9198 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9201 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9203 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9204 standard_iv_increment_position. Remove call to bsi_next
9205 (no need to bump the iterator anymore).
9206 (vect_create_index_for_vector_ref): Call
9207 standard_iv_increment_position. Remove second function argument.
9208 (vect_finish_stmt_generation): Remove call to bsi_next
9209 (no need to bump the iterator anymore).
9210 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9211 to vect_create_index_for_vector_ref.
9213 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9215 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9216 phis are used out of the loop.
9218 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9221 * c-decl.c (undef_nested_function): New variable.
9222 (pop_scope): Diagnose undefined nested functions.
9223 (finish_function): Don't attempt cgraph processing or genericizing
9224 if current top-level function contained an undefined nested
9225 function. Reset undef_nested_function at the end of a top-level
9228 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9230 * tree.c (build_int_cst_type): Take sign of the value into account
9231 when deciding whether sign extend the value.
9233 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9236 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9237 (cpp_options, cc1_options): Change %{std*&ansi} to
9238 %{std*&ansi&trigraphs}.
9240 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9242 * cse.c: Update comments.
9244 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9246 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9247 arguments go on the stack. Do not put complex doubles in odd/even
9250 2005-02-02 Steven Bosscher <stevenb@suse.de>
9252 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9253 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9254 -ftree-pre, and -fthread-jumps.
9256 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9258 PR tree-optimization/19578
9259 * tree-flow.h (modified_noreturn_calls): Declare.
9260 (noreturn_call_p): Declare.
9261 * tree-flow-inline.h (noreturn_call_p): New function.
9262 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9263 * tree-cfg.c (modified_noreturn_calls): New variable.
9264 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9265 that contain a mid-block noreturn call.
9266 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9268 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9270 * df.c (df_def_record_1, df_uses_record): Don't use
9272 * df.h (DF_FOR_REGALLOC): Remove.
9274 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9277 * c-typeck.c (really_start_incremental_init): Reset
9278 constructor_max_index for arrays of incomplete type.
9280 2005-02-02 Jeff Law <law@redhat.com>
9282 * gcse.c (struct reg_set): Store the block index where the register
9283 was set rather than the setting insn.
9284 (record_one_set, compute_transp): Corresponding changes.
9285 (pre_insert_copy_insn): Do not call replace_one_set.
9286 (replace_one_set): Remove.
9288 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9291 * doc/gcov.texi: Fix typo.
9293 2005-02-01 Richard Henderson <rth@redhat.com
9296 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9297 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9299 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9300 * config/i386/i386-protos.h: Update.
9302 2005-02-01 Steven Bosscher <stevenb@suse.de>
9304 PR tree-optimization/19217
9305 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9306 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9307 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9308 that it is walking a PHI node.
9310 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9312 * doc/extend.texi (Nested Functions): Update.
9314 2005-02-01 Richard Henderson <rth@redhat.com>
9317 * optabs.c (expand_copysign_absneg): Export.
9318 * optabs.h (expand_copysign_absneg): Declare.
9319 * config/rs6000/rs6000.md (copysigntf3): New.
9321 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9323 PR tree-optimization/19633
9324 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9325 * tree-ssa-alias.c (init_alias_info): Initialize.
9326 (merge_pointed_to_info): Set.
9327 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9328 (dump_points_to_info_for): Show value of pt_null.
9329 (struct count_ptr_d): Declare.
9330 (find_ptr_dereference): Remove.
9331 (ptr_is_dereferenced_by): Remove.
9332 (count_ptr_derefs): New local function.
9333 (count_uses_and_derefs): New local function.
9334 (compute_points_to_and_addr_escape): Call it. If the number
9335 of dereferences is greater than zero, mark the pointer as
9336 dereferenced. If there are fewer dereferences than uses of
9337 the pointer, the pointer's value escapes.
9339 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9341 PR tree-optimization/19670
9342 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9344 (verify_use): ... set it here, instead.
9346 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9348 * doc/sourcebuild.texi (Test directives): Fix formatting.
9350 * doc/sourcebuild.texi (Test directives): Describe selector
9353 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9355 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9356 specific 64-bit CPUs.
9358 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9361 * arm.c (arm_eliminable_register): New function.
9362 (adjacent_mem_locations): Don't allow eliminable registers. Use
9363 HOST_WIDE_INT for address offsets.
9364 * arm-protos.h (arm_eliminable_register): Add prototype.
9366 2005-02-01 Steven Bosscher <stevenb@suse.de>
9368 PR optimization/15242
9369 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9370 * basic-block.h (duplicate_computed_gotos): Add prototype.
9371 * bb-reorder.c (duplicate_computed_gotos): New function to
9372 duplicate sufficiently small blocks ending in a computed jump.
9373 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9374 if not optimizing for size.
9375 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9376 never do tail merging for blocks ending in a computed jump.
9377 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9379 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9381 Patch from Richard Sandiford <rsandifo@redhat.com>
9382 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9383 from inheriting a subreg equivalence with a non-spill register.
9385 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9387 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9389 * config/frv/frv.c (movcc_fp_destination_operand): New.
9390 (gpr_or_memory_operand): Fix typo in comment.
9391 (gpr_or_memory_operand_with_scratch): New.
9392 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9393 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9394 movcc_fp_destination_operand.
9395 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9396 Legitimize memory addresses using a scratch register.
9398 2005-01-31 Jeff Law <law@redhat.com>
9400 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9401 bitmap a sparse bitmap instead of a simple bitmap.
9402 (mark_def_sites_initialize_block): Corresponding changes.
9403 (ssa_mark_def_sites_initialize_block): Likewise.
9404 (ssa_mark_phi_uses): Likewise.
9405 (mark_def_site, ssa_mark_def_sites): Likewise.
9406 (mark_def_site_blocks): Likewise.
9407 (rewrite_ssa_into_ssa): Likewise.
9409 * tree-ssa-dom.c (record_cond): Pass correct variable type
9410 for last argument to htab_find_slot_with_hash.
9412 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9413 effects when optimizing 0 % X. Do not try to optimize X % 0.
9415 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9417 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9420 2005-02-01 Eric Christopher <echristo@redhat.com>
9422 * config/mips/mips.c (override_options): Warn if -mint64
9424 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9427 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9429 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9431 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9432 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9433 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9434 (cached_regno): Initialize to INVALID_REGNUM.
9435 (cse_reg_info_table_size,
9436 cse_reg_info_table_first_uninitialized,
9437 cse_reg_info_timestamp): New.
9438 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9440 (init_cse_reg_info, get_cse_reg_info_1): New.
9441 (get_cse_reg_info): Cache the last look-up.
9442 (new_basic_block): Update the code to clear mappings from
9443 registers to cse_reg_info entries.
9444 (cse_main): Call init_cse_reg_info.
9446 * cse.c (get_cse_reg_info): Update a comment.
9448 2005-01-31 Steven Bosscher <stevenb@suse.de>
9451 * c-decl.c (start_decl): Do not warn about arrays of elements with
9452 an incomplete type here.
9453 (grokdeclarator): Do it here by making a pedwarn an error.
9454 * c-typeck.c (push_init_level): If there were previous errors with
9455 the constructor type, do not warn about braces for initializers.
9456 (process_init_element): Likewise for excess initializer elements.
9458 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9460 * cse.c (delete_trivially_dead_insn): Don't iterate.
9462 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9464 * config/rs6000/rs6000.md (copysignsf3): New expand.
9465 (copysigndf3): Likewise.
9467 2005-01-31 Steven Bosscher <stevenb@suse.de>
9469 * recog.c (constrain_operands): Only look for earlyclobber operand
9470 conflicts if an '&' constraint was seen.
9472 2005-01-31 Marc Espie <espie@openbsd.org>
9474 * config.gcc: Don't include embedded systems fragment, switches default
9475 debugging format to ELF.
9476 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9477 longer pick it up there.
9479 2005-01-31 Dale Johannesen <dalej@apple.com>
9481 * doc/extend.texi (nested functions): Fix linkage description.
9482 Clarify that static is not allowed.
9484 2005-01-31 Dale Johannesen <dalej@apple.com>
9486 * config/rs6000/darwin.md (movsf_low_di): Make work.
9487 (movdf_low_di): Make work.
9489 2005-01-31 Dale Johannesen <dalej@apple.com>
9491 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9492 Make work for 64 bit.
9494 2005-01-31 Roger Sayle <roger@eyesopen.com>
9495 Dale Johannesen <dalej@apple.com>
9498 * fold-const.c (fold_binary_op_with_conditional_arg):
9499 Make types match original operands, before STRIP_NOPS.
9501 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9503 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9504 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9505 (struct gcc_sigcontext): Delete. Merge contents to..
9506 (struct gcc_ucontext): ..here.
9507 (get_sigcontext): Delete.
9508 (get_regs): New function, like get_sigcontext but return regs ptr.
9509 64-bit version finds regs from r1 to support vdso.
9510 (ppc_linux_aux_vector): New function.
9511 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9514 2005-01-31 Ira Rosen <irar@il.ibm.com>
9516 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9518 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9519 redundant fold. Fix misalignment for MINUS_EXPR.
9520 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9521 (vect_analyze_pointer_ref_access): Likewise.
9522 (vect_get_memtag_and_dr): Likewise.
9524 2005-01-31 Richard Henderson <rth@redhat.com>
9526 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9527 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9528 absnegdf2_i387, absnegxf2_i387): Likewise.
9530 2005-01-31 Richard Henderson <rth@redhat.com>
9533 * optabs.c (expand_copysign_absneg): New.
9534 (expand_copysign_bit): Split out from ...
9535 (expand_copysign): ... here. Use expand_copysign_absneg.
9537 2005-01-30 Roger Sayle <roger@eyesopen.com>
9540 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9541 constant as the second operand and a register as the third.
9543 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9546 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9547 that dllimport'd functions do not use all call-clobbered registers
9550 2005-01-30 Richard Henderson <rth@redhat.com>
9553 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9554 expand_abs_nojump and generalize. Use operand_subword and
9555 emit_no_conflict_block. Support large modes.
9556 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9558 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9559 negation to subtraction.
9560 (expand_copysign): Check that the format has signed zeros.
9561 Use operand_subword and emit_no_conflict_block. Support large modes.
9563 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9565 Fix PR tree-optimization/19624
9567 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9568 * tree-ssa-pre.c: Add cfgloop.h.
9570 (pre_stats): New member, constified.
9571 (inserted_exprs): New static variable.
9572 (NECESSARY): New macro.
9573 (create_expression_by_pieces): Fold the expression, and
9574 mark it as defaulting to not necessary. Also put in
9576 (fully_constant_expression): New function.
9577 (insert_into_preds_of_block): Modify to not insert phis when we
9578 are playing with induction variables.
9579 Push phis onto the inserted_exprs vector, and mark them as not
9580 necessary by default.
9581 (insert_aux): Call fully_constant_expression on eprime.
9582 If all edges produce the same value, mark it constant.
9583 (mark_operand_necessary): New function.
9584 (remove_dead_inserted_code): New function.
9585 (init_pre): Init loop optimizer to get loop info.
9586 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9587 (execute_pre): Commit edge inserts, then remove dead code.
9589 2005-01-30 Richard Henderson <rth@redhat.com>
9591 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9592 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9594 2005-01-30 Richard Henderson <rth@redhat.com>
9597 * config/i386/i386.c (ix86_expand_copysign): New.
9598 (ix86_split_copysign_const): New.
9599 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9600 rearrange op1/nmask operands.
9601 * config/i386/i386-protos.h: Update.
9602 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9603 (copysigndf3): Likewise.
9604 (copysignsf3_const, copysigndf3_const): New.
9605 (copysignsf3_var): Rename from copysignsf3, split out splitter
9606 and fix split predicate for X constraint.
9607 (copysigndf3_var): Similarly.
9609 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9611 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9612 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9613 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9615 2005-01-29 Richard Henderson <rth@redhat.com>
9618 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9619 of # and * in constraints.
9621 2005-01-29 Richard Henderson <rth@redhat.com>
9624 * expr.c (store_field): Don't strip sub-mode cast when the input
9625 data is even smaller.
9627 2005-01-29 Richard Henderson <rth@redhat.com>
9630 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9633 2005-01-29 Richard Henderson <rth@redhat.com>
9635 * combine.c (make_field_assignment): Fix argument order
9638 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9640 PR tree-optimization/15791
9641 * fold-const.c (extract_array_ref): New function.
9642 (fold): Fold comparisons between &a[i] and &a[j] or
9643 semantically equivalent trees.
9645 2005-01-29 Jeff Law <law@redhat.com>
9647 * gcse.c (insert_expr_in_table): Revamp handling of available
9648 and anticipatable occurrence lists to avoid unnecessary list
9650 (insert_set_in_table): Similarly.
9652 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9654 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9656 (c_build_qualified_type): Build qualified array types with
9657 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9658 * c-decl.c (c_make_fname_decl): Build unqualified array type
9659 before qualified type.
9660 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9661 type is qualified, not just if type itself is. Don't apply
9662 qualifiers to array type when declarator is processed. Apply
9663 qualifiers to field type whether or not it is an array type.
9664 Don't handle array types specially for applying qualifiers to
9666 * c-typeck.c (composite_type): Build unqualified element type and
9667 array type when forming composite of array types.
9668 (common_pointer_type, comptypes, comp_target_types,
9669 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9670 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9672 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9673 (args2) in variables a1 and a2.
9675 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9677 * cse.c (n_elements_made, max_elements_made): Remove.
9678 (insert): Don't touch n_elements_made.
9679 (cse_main): Don't touch n_elements_made or max_elements_made.
9681 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9684 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9685 configuration part of dp-bit.c to be lost.
9687 2005-01-28 Roger Sayle <roger@eyesopen.com>
9689 * expmed.c (expand_mult_highpart_optab): When attempting to use
9690 a non-widening multiplication in a wider mode, the operands need
9691 to be converted (zero or sign extended) to that mode.
9693 2005-01-28 Ian Lance Taylor <ian@airs.com>
9697 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9698 through if both operands fall through.
9700 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9702 * cse.c (fold_rtx) <PC>: Don't optimize.
9704 2005-01-28 Jeff Law <law@redhat.com>
9706 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9707 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9709 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9711 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9712 cse_reg_info_used_list_end): Remove.
9713 (cse_reg_info_list, cse_reg_info_list_free): New.
9714 (get_cse_reg_info): When allocating an instance of
9715 cse_reg_info, add it to the beginning of the cse_reg_info_list
9716 list. Remove code to maintain cse_reg_info_used_list.
9717 (new_basic_block): Reset the free list to the beginning of
9720 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9722 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9723 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9724 (frv_expand_mdpackh_builtin): New function.
9725 (frv_expand_builtin): Use it to expand __MDPACKH.
9726 * doc/extend.texi (__MDPACKH): Update documentation.
9728 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9730 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9731 SSE_FLOAT_MODE_P for use_sse computation.
9733 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9736 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9738 2005-01-27 Richard Henderson <rth@redhat.com>
9740 * builtins.c (expand_builtin_copysign): New.
9741 (expand_builtin): Call it.
9742 * genopinit.c (optabs): Add copysign_optab.
9743 * optabs.c (init_optabs): Initialize it.
9744 (expand_copysign): New.
9745 * optabs.h (OTI_copysign, copysign_optab): New.
9746 (expand_copysign): Declare.
9748 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9749 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9751 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9752 (ix86_expand_fp_absneg_operator): ... here.
9753 (ix86_split_copysign): New.
9754 * config/i386/i386-protos.h: Update.
9755 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9756 (copysignsf3, copysigndf3): New.
9758 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9759 (copysignsf3, ncopysignsf3): New.
9760 (copysigndf3, ncopysigndf3): New.
9761 (copysignxf3, ncopysignxf3): New.
9762 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9764 2005-01-27 Arend Bayer <arend.bayer@web.de>
9765 Kazu Hirata <kazu@cs.umass.edu>
9767 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9768 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9769 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9772 2005-01-27 Jeff Law <law@redhat.com>
9774 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9775 definitions of SSA_NAMEs which are not being rewritten.
9776 (rewrite_ssa_into_ssa): Only initialize the current definition
9777 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9778 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9779 SSA_NAMEs before returning.
9781 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9783 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9784 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9785 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9786 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9787 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9789 2005-01-27 Steven Bosscher <stevenb@suse.de>
9792 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9793 higher to -O2 and higher. Likewise for tree PRE.
9794 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9797 2005-01-27 Ian Lance Taylor <ian@airs.com>
9800 * gimple-low.c (try_catch_may_fallthru): New static function.
9801 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9802 * tree-inline.c (expand_call_inline): Don't warn about reaching
9803 the end of a non-void function being inlined if the function uses
9806 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9808 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9811 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9812 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9813 (implicitly_declare): Handle error_mark_node.
9815 2005-01-27 Richard Henderson <rth@redhat.com>
9818 * tree.h (struct tree_decl): Add debug_expr_is_from.
9819 (DECL_DEBUG_EXPR_IS_FROM): New.
9820 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9821 * dwarf2out.c (dwarf2out_var_location): Update to match.
9822 * tree-outof-ssa.c (create_temp): Likewise.
9823 * var-tracking.c (track_expr_p): Likewise.
9824 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9825 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9826 * toplev.c (default_tree_printer): Likewise.
9828 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9830 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9831 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9833 2005-01-27 Steven Bosscher <stevenb@suse.de>
9835 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9836 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9837 ASM_CLOBBERS): Add tree checks.
9839 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9840 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9841 * c-common.def (SWITCH_STMT): Update to match.
9842 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9843 macros instead of SWITCH_EXPR ones.
9844 * c-dump.c (c_dump_tree): Likewise.
9845 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9846 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9848 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9850 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9852 * unwind-dw2.c (execute_stack_op): Add missing cases for
9853 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9855 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9857 * config.gcc (Obsolete configurations): Remove 'dummy', add
9858 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9861 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9863 PR tree-optimization/19633
9864 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9866 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9867 are no call-clobbered variables.
9868 * tree-outof-ssa.c (check_replaceable): Return false for calls
9871 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9873 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9874 even for variables with NULL DECL_INITIAL.
9876 2005-01-26 Stuart Hastings <stuart@apple.com>
9878 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9880 2005-01-26 Richard Henderson <rth@redhat.com>
9883 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9885 * expr.c (store_field): Strip conversions to odd-bit-sized types
9886 if the destination field width matches.
9888 2005-01-26 Richard Henderson <rth@redhat.com>
9890 * c-decl.c, expmed.c, expr.c: Revert last change.
9892 2005-01-26 Richard Henderson <rth@redhat.com>
9895 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9897 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9898 if we don't need the bits above those present in the current mode.
9899 * expr.c (store_field): Strip conversions to odd-bit-sized types
9900 if the destination field width matches.
9902 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9904 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9905 either -ffast-math or -funsafe-math-optimizations is in use.
9907 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9911 * config/avr/avr.c (notice_update_cc): Only set condition code for
9912 ashrqi3 if shift count > 0.
9913 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9914 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9915 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9916 count <= 0 as a no-op, and shift count >= width by copying zero
9917 or sign bit to all bits of the result.
9918 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9919 count, with attribute "length" set to 0 and "cc" set to "none".
9921 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9923 * doc/invoke.texi: Document -mTLS.
9925 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9926 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9927 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9928 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9929 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9930 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9931 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9932 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9934 * configure.ac: Check for a TLS capable gas.
9936 * configure: Regenerate.
9938 2005-01-26 Richard Henderson <rth@redhat.com>
9941 * combine.c (make_field_assignment): Simplify store to zero_extract
9942 from a source with an overlapping mask.
9944 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9946 2004-11-11 Eric Christopher <echristo@redhat.com>
9948 * config/frv/frv.md: Add fr400_integer automaton. Don't
9949 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9952 2005-01-26 Steven Bosscher <stevenb@suse.de>
9955 * cfgbuild.c (make_edges): Do not clear or set
9956 current_function_has_computed_jump.
9957 * function.h (struct function): Remove the has_computed_jump field.
9958 (current_function_has_computed_jump): Do not define.
9959 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9960 in a computed jump. Ignore current_function_has_computed_jump.
9962 2005-01-26 Richard Henderson <rth@redhat.com>
9965 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9966 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9968 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9969 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9970 objects into static storage if they have more than one non-zero value.
9971 * tree.h (categorize_ctor_elements): Update decl.
9973 2005-01-26 Steven Bosscher <stevenb@suse.de>
9976 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9977 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9978 to this function from 2004-07-10.
9979 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9980 the current function for tail call optimizations if the address
9981 of one of it its arguments is taken.
9983 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9985 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9987 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9989 * function.c (expand_function_end): If current_function_calls_alloca,
9990 emit stack restore in a place that is reached when the function falls
9993 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9995 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9996 rule to avoid matching inappropriate suffix rule.
9998 2005-01-26 Jan Hubicka <jh@suse.cz>
10000 PR tree-optimization/19241
10001 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10003 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10005 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10006 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10008 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10009 <sim*>: Always use crt1.o, regardless of N in simN.
10010 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10011 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10012 (CRT_CALL_STATIC_FUNCTION): Remove.
10013 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10014 use crt1.o, regardless of N in simN.
10015 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10016 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10017 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10018 case isystem setting.
10019 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10021 2005-01-25 Ian Lance Taylor <ian@airs.com>
10023 * gimple-low.c (block_may_fallthru): Correct handling of
10024 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10026 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10028 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10029 handlers to match indentation; nested under the mtune=* handler.
10030 Similar for mcpu= and march=.
10032 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10034 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10035 * config/mips/linux64.h (LIB_SPEC): Likewise.
10036 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10037 * config/sh/linux.h (LIB_SPEC): Likewise.
10039 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10041 * config/frv/frv.c (frv_legitimize_tls_address): New.
10042 (TARGET_HAVE_TLS): Define.
10043 (FRV_SYMBOL_REF_TLS_P): Define.
10044 (frv_override_options): Handle new register classes.
10045 (frv_legitimate_address_p): Reject tls addresses.
10046 (frv_legitimize_address): Handle TLS addresses.
10047 (gen_inlined_tls_plt): New.
10048 (gen_tlsmoff): New.
10049 (frv_legitimize_tls_address): New.
10050 (unspec_got_name): Add TLS entries.
10051 (got12_operand): Add R_FRV_TLSMOFF12 case.
10052 (frv_emit_move): Fixup TLS addresses.
10053 (frv_emit_movsi): Legitimize TLS addresses.
10055 * config/frv/frv.h (MASK_BIG_TLS): New.
10056 (TARGET_BIG_TLS): New.
10057 (HAVE_AS_TLS): Define.
10058 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10059 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10060 (REG_CLASS_NAMES): Same.
10061 (REG_CLASS_CONTENTS): Same.
10062 (CONSTRAINT_LEN): New.
10063 (REG_CLASS_FROM_CONSTRAINT): New.
10064 (PREDICATE_CODES): Add symbolic_operand.
10066 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10067 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10068 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10069 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10070 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10071 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10072 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10073 GR9_REG, GR14_REG, LRREG.
10074 (type): Add load_or_call attribute.
10075 ("load_or_call"): New reservation.
10076 ("call_gettlsoff"): New.
10077 ("tls_indirect_call"): New.
10078 ("tls_load_gottlsoff12"): New.
10079 ("tlsoff_hilo"): New.
10080 ("tls_tlsdesc_ldd"): New.
10081 ("tls_tlsoff_ld"): New.
10084 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10086 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10088 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10089 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10090 * config/frv/frv.c (TLS_BIAS): Define.
10091 (frv_output_dwarf_dtprel): New.
10093 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10095 PR rtl-optimization/19579
10096 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10097 both A and B, see if they don't clobber registers the other expr uses.
10099 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10101 * real.c (do_add): Initialize signalling and canonical members.
10103 * real.c (real_from_integer): Zero out destination.
10105 2005-01-18 Jan Hubicka <jh@suse.cz>
10107 PR tree-optimize/19337
10108 * tree-inline.c (initialize_inlined_parameters): Copy
10109 saved_static_chain_decl only.
10111 2005-01-25 Richard Henderson <rth@redhat.com>
10115 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10116 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10117 80387 enabled, to return a proper subclass. Return the subset that
10118 overlaps with GENERAL_REGS for PLUS.
10119 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10121 2005-01-25 Richard Henderson <rth@redhat.com>
10123 PR middle-end/19609
10124 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10126 2005-01-25 Roger Sayle <roger@eyesopen.com>
10128 * expmed.c (choose_multiplier): Change interface to return the
10129 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10130 (expand_divmod): Update calls to choose_multiplier.
10132 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10134 PR middle-end/19330
10135 * expmed.c (extract_bit_field): Use adjust_address instead of
10136 gen_lowpart when op0 is a MEM.
10138 2005-01-24 Steven Bosscher <stevenb@suse.de>
10140 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10142 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10144 * config/mips/irix-csr.c: New file.
10145 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10146 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10147 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10150 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10153 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10154 sparc/elf.h, add sparc/sp-elf.h.
10155 (sparc-*-rtems*): Likewise.
10156 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10157 tm-dwarf2.h, add sparc/sp-elf.h.
10158 (sparc86x-*-elf): Likewise.
10159 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10160 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10161 TARGET_OS_CPP_BUILTINS.
10162 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10163 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10165 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10166 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10167 (SWITCH_TAKES_ARG): Likewise.
10168 (LOCAL_LABEL_PREFIX): Likewise.
10169 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10170 (TARGET_N_FORMAT_TYPES): Delete.
10171 (TARGET_FORMAT_TYPES): Likewise.
10172 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10173 * config/sparc/elf.h: Delete.
10174 * config/sparc/sp-elf.h: New file.
10176 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10178 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10179 * tree-flow.h: Remove the corresponding prototype.
10180 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10181 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10183 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10186 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10187 for AIX ABI or ELF -fPIC.
10188 (rs6000_emit_load_toc_table): Don't create toc_section here.
10189 (rs6000_xcoff_file_start): Nor here.
10191 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10193 * sh.c (ra.h): Don't #include.
10194 (hard_regs_intersect_p): New function, resurrected from ra.c.
10196 * sh.c: Fix 1996 Copyright.
10198 2005-01-24 Richard Henderson <rth@redhat.com>
10199 Aldy Hernandez <aldyh@redhat.com>
10201 * regrename.c (note_sets): Handle subregs.
10203 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10206 * genconditions.c (write_header, write_conditions): Elide file if
10209 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10211 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10212 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10215 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10217 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10218 expand_builtin_printf, expand_builtin_fprintf,
10219 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10220 checking against POINTER_TYPE.
10221 (validate_arglist): Handle POINTER_TYPE code by checking
10224 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10226 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10227 init_rtlanal): New.
10228 (for_each_rtx): Call for_each_rtx_1.
10229 * rtl.h (init_rtlanal): Declare.
10230 * toplev.c (backend_init): Call init_rtlanal.
10232 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10234 * flow.c (propagate_one_insn): Formatting.
10236 PR middle-end/19551
10237 * flow.c (libcall_dead_p): Be more conservative if unsure.
10238 If there are any instructions between insn and call, see if they are
10239 all dead before saying the libcall is dead.
10241 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10243 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10244 operand constraint for operand 0.
10246 2005-01-23 Richard Henderson <rth@redhat.com>
10249 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10250 edges leading to join block.
10252 2005-01-23 Roger Sayle <roger@eyesopen.com>
10254 * expmed.c (expand_mult_highpart): Make static. Change type of
10255 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10256 (expand_divmod): Updates calls to expand_mult_highpart by using
10257 gen_int_mode to pass a CONST_INT rtx.
10258 * rtl.h (expand_mult_highpart): Remove prototype.
10260 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10262 * flow.c (regset_bytes, regset_size): Remove.
10264 * cfganal.c: Fix a reference to Harvey's paper.
10266 2005-01-23 Steven Bosscher <stevenb@suse.de>
10268 PR rtl-optimization/19464
10269 * tree-optimize.c (init_tree_optimization_passes): Add one more
10270 copyrename pass just before out-of-ssa.
10272 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10275 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10276 * ggc-none.c (ggc_free): Define.
10278 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10280 * cse.c (max_reg, max_insn_uid): Remove.
10281 (cse_main): Don't access max_reg or max_insn_uid.
10283 * c-common.c (explicit_flag_signed_bitfields,
10284 lang_statement_code_p, lang_expand_function_end): Remove.
10285 * c-common.h: Remove the corresponding declarations.
10286 * c-opts.c (c_common_handle_option): Remove all write access
10287 to explicit_flag_signed_bitfields.
10289 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10290 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10291 * cgraph.h: Remove the corresponding declaration.
10293 * gcse.c (null_pointer_info): Remove.
10295 2005-01-23 Roger Sayle <roger@eyesopen.com>
10296 Eric Botcazou <ebotcazou@libertysurf.fr>
10298 * combine.c (simplify_logical): Only simplify logical expressions
10299 of the form ior(and(x,y),z) by the inverse distributive law if the
10300 result is cheaper than the original.
10302 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10304 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10305 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10306 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10307 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10308 config/freebsd-spec.h, config/arm/arm.h,
10309 config/h8300/h8300.md, config/i386/i386.md,
10310 config/i386/predicates.md, config/i386/sse.md,
10311 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10312 config/vax/vax.md: Fix comment typos. Follow spelling
10315 2005-01-23 Steven Bosscher <stevenb@suse.de>
10317 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10318 tests, instead of `less than'.
10320 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10322 * function.c (assign_parm_setup_block): When creating a new stack slot
10323 for a parameter, get its alignment from the parameter's DECL_ALIGN
10324 rather than the type's TYPE_ALIGN. Make sure that the parameter
10325 is at least word aligned.
10327 2005-01-22 Roger Sayle <roger@eyesopen.com>
10329 PR middle-end/19378
10330 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10332 2005-01-22 Richard Henderson <rth@redhat.com>
10335 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10336 in both compare operands.
10337 (movdfcc_1_sse_max): Likewise.
10338 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10339 (movdfcc_1_sse): Likewise.
10340 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10341 scratch register as needed.
10343 2005-01-22 Richard Henderson <rth@redhat.com>
10345 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10347 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10349 2005-01-22 Richard Henderson <rth@redhat.com>
10351 * genopinit.c (optabs): Use smin/smax for floating point too.
10352 * doc/md.texi: Update to match. Clarify that floating point
10353 results are undefined for +0/-0 and NaN.
10354 * doc/rtl.texi: Likewise.
10355 * rtl.def (SMIN, SMAX): Likewise
10356 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10358 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10359 leading 's' to the name.
10360 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10361 smaxxf3, sminxf3): Likewise.
10362 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10365 2005-01-22 Paul Brook <paul@codesourcery.com>
10367 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10369 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10371 * config/s390/s390.c (struct processor_costs): New fields
10372 dlgr, dlr, dr, dsgfr, dsgr.
10373 (z900_cost, z990_cost): Values for new fields.
10374 (s390_rtx_costs): New cases MEM und COMPARE in switch
10375 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10376 DIV, MOD, UDIV, UMOD.
10378 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10380 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10381 into the register being decremented.
10382 ("doloop_si31", "doloop_di"): Likewise.
10383 ("*doloop_si_long"): Adapt pattern.
10385 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10387 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10389 (CLASS_MAX_NREGS): Likewise.
10391 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10393 * doc/tree-ssa.texi (Statement Operands): Add example for new
10394 must-def macro. Note deprecation of old operands interface.
10396 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10398 PR tree-optimization/19484
10399 * tree-cfg.c (remove_fallthru_edge): New function.
10400 (cleanup_control_flow): Remove fallthru edges from calls that are
10401 now known not to return.
10403 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10405 Fix PR tree-optimization/19038
10406 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10407 copies with loop variant ones.
10409 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10411 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10412 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10413 config/alpha/alpha.md, config/alpha/predicates.md,
10414 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10415 config/sparc/sol2.h: Update copyright.
10417 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10418 first label to see if it is a nonlocal label.
10420 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10421 Andrew Pinski <pinskia@physics.uc.edu>
10424 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10425 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10427 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10429 * config/rs6000/rtems.h: Update copyright.
10431 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10434 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10435 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10436 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10438 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10441 * c-typeck.c (convert_arguments): Check for error_mark_node.
10443 2005-01-21 Ian Lance Taylor <ian@airs.com>
10445 PR tree-optimization/13000
10446 * tree-inline.c: Include "tree-flow.h".
10447 (expand_call_inline): If warn_return_type, warn if non-void inline
10448 function falls through.
10449 * tree-cfg.c (execute_warn_function_return): Don't warn about
10450 control reaching end if TREE_NO_WARNING is set. Set
10452 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10454 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10455 branch if we don't need one.
10456 * c-typeck.c: Include "tree-flow.h"
10457 (c_finish_bc_stmt): Don't add a goto if the current statement
10458 list doesn't fall through to the current point.
10460 2005-01-21 Roger Sayle <roger@eyesopen.com>
10462 PR rtl-optimization/576
10463 * real.c (real_arithmetic): Change return type from void to bool
10464 to return an indication that the result may be inexact.
10465 * real.h (real_arithmeric): Update prototype.
10466 * fold-const.c (const_binop): Don't constant fold floating
10467 point expressions when the user specifies -frounding-math and
10468 the result may depend upon the run-time rounding mode.
10469 (fold_convert_const_real_from_real): Clean-up.
10470 (fold_initializer): Ignore flag_rounding_math for initializers.
10471 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10472 constant fold FP operations with flag_rounding_math if the
10473 result may depend upon the run-time rounding mode.
10475 2005-01-21 Tom Tromey <tromey@redhat.com>
10477 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10479 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10481 * tree-cfg.c: Fix comment typos.
10483 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10485 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10486 around the call to rest_of_handle_branch_target_load_optimize.
10488 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10490 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10491 (sparc64-*-openbsd*): Likewise.
10492 (sparclite-*-elf*): Include tm-dwarf2.h.
10493 (sparc86x-*-elf*): Likewise.
10494 (sparc64-*-elf*): Likewise.
10495 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10496 (DBX_DEBUGGING_INFO): Likewise.
10497 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10498 (PREFERRED_DEBUGGING_TYPE): Likewise.
10499 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10500 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10501 (PREFERRED_DEBUGGING_TYPE): Likewise.
10502 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10503 (PREFERRED_DEBUGGING_TYPE): Likewise.
10504 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10506 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10509 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10511 2005-01-20 Paul Brook <paul@codesourcery.com>
10513 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10515 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10517 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10518 label is first in a sequence of labels.
10520 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10522 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10523 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10525 * doc/sourcebuild.texi (Test Directives): New.
10527 2005-01-20 Roger Sayle <roger@eyesopen.com>
10529 * real.c (real_floor): Don't leave the result uninitialized when
10530 mode is VOIDMode, but return the unrounded intermediate value.
10531 (real_ceil): Likewise.
10533 2005-01-20 Paul Brook <paul@codesourcery.com>
10535 * config/arm/arm.md (insv): Use gen_int_mode.
10537 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10539 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10540 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10541 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10542 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10543 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10545 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10548 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10549 fbreg, so we have to assume we can't.
10550 (loc_descriptor_from_tree_1): Ditto.
10551 (containing_function_has_frame_base): New function.
10552 (add_location_or_const_value_attribute): Use it.
10553 Also try to generate a frame_base from a single element location
10556 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10558 PR tree-optimization/15349
10559 * timevar.def (TV_TREE_MERGE_PHI): New.
10560 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10562 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10563 calls to tree_forwarder_block_p.
10564 (remove_forwarder_block_with_phi, merge_phi_nodes,
10565 gate_merge_phi, pass_merge_phi): New.
10566 * tree-optimize.c (init_tree_optimization_passes): Add
10568 * tree-pass.h: Add an extern for pass_merge_phi;
10570 2005-01-20 Richard Henderson <rth@redhat.com>
10573 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10574 (_mm_castps_pd, _mm_castps_si128): New.
10575 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10577 2005-01-20 Richard Henderson <rth@redhat.com>
10580 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10581 __builtin_ia32_vec_init_v2si.
10582 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10583 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10584 (ix86_init_mmx_sse_builtins): Create it.
10585 (ix86_expand_builtin): Expand it.
10586 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10587 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10588 (vec_extractv2si_0, vec_extractv2si_1): New.
10590 2005-01-20 Richard Henderson <rth@redhat.com>
10593 * config/i386/i386.c (ix86_expand_push): New.
10594 * config/i386/mmx.md (push<MMXMODE>1): New.
10595 * config/i386/sse.md (push<SSEMODE>1): New.
10596 * config/i386/i386-protos.h: Update.
10598 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10600 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10603 2005-01-20 Richard Henderson <rth@redhat.com>
10605 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10606 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10608 2005-01-19 Richard Henderson <rth@redhat.com>
10611 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10612 to V4SFmode in SSE1 fallback load path.
10614 2005-01-19 Richard Henderson <rth@redhat.com>
10616 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10617 in QImode expansion to ix86_expand_vector_set.
10618 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10620 2005-01-19 Richard Henderson <rth@redhat.com>
10623 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10624 subclass of the input class.
10625 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10626 Always true for cross-SSE1 classes. Rationalize conditionals.
10627 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10628 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10629 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10630 (movdi_2): Add MMX/SSE zeros.
10631 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10632 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10633 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10634 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10635 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10636 (zero_extendsidi2_rex64_1): Remove.
10637 (MOV0 peephole): Check GENERAL_REG_P.
10639 2005-01-19 Richard Henderson <rth@redhat.com>
10642 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10644 (ix86_expand_vector_extract): Likewise.
10646 2005-01-19 Richard Henderson <rth@redhat.com>
10648 PR middle-end/19304
10649 * expr.c (emit_move_change_mode): New argument force; use
10650 simplify_gen_subreg if true.
10651 (emit_move_via_alt_mode): Merge into ...
10652 (emit_move_via_integer): ... here.
10653 (emit_move_ccmode): Use emit_move_change_mode directly.
10655 2005-01-19 Richard Henderson <rth@redhat.com>
10658 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10659 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10660 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10662 (alpha_emit_set_const): Likewise. Make static.
10663 (alpha_emit_set_long_const): Make static.
10664 (alpha_extract_integer): Split out from alpha_expand_mov.
10665 (alpha_split_const_mov): Likewise.
10666 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10667 (alpha_legitimate_constant_p): New.
10668 * config/alpha/alpha-protos.h: Update.
10669 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10670 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10671 * config/alpha/alpha.md (movsi): Add n alternative.
10672 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10673 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10674 (splitters for all of the above): Use alpha_split_const_mov.
10675 * config/alpha/predicates.md (non_add_const_operand): New.
10676 (non_zero_const_operand): New.
10677 (input_operand): Use alpha_legitimate_constant_p after reload.
10679 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10681 PR tree-optimization/19038
10682 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10683 (add_candidate): Add ivs with increment in latch only if
10684 allow_ip_end_pos_p is true.
10685 (determine_iv_cost): Use empty_block_p.
10687 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10689 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10690 (compute_dominance_frontiers): Ditto.
10692 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10695 * config/sh/t-rtems: New.
10696 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10698 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10700 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10701 the offset of the selected field.
10703 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10705 * tree-cfg.c (remove_forwarder_block): Fix the check to
10706 prevent a nonlocal label from appearing in the middle of a
10709 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10711 PR rtl-optimization/19462
10712 * reorg.c (find_end_label): Create return insn only if
10713 current_function_epilogue_delay_list is empty.
10715 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10717 * doc/passes.texi: Remove paragraph mentioning new-ra.
10719 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10721 PR rtl-optimization/15139
10722 * combine.c: Include params.h.
10723 (count_rtxs): New function.
10724 (record_value_for_reg): If replace_rtx would replace at least
10725 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10726 (clobber (const_int 0)) instead of TEM.
10727 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10728 * params.h (MAX_LAST_VALUE_RTL): New.
10729 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10730 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10733 * c-typeck.c (digest_init): Only call build_vector if all constructor
10734 elements are *_CST nodes.
10735 * gimplify.c (gimplify_init_constructor): Likewise.
10737 PR middle-end/19164
10738 * c-typeck.c (digest_init): Only call build_vector if inside_init
10741 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10743 * toplev.c (init_asm_output): Remove dead #ifdef.
10745 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10747 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10749 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10751 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10752 accessing DECL_FUNCTION_CODE.
10753 * dojump.c (do_jump): Likewise.
10754 * gimplify.c (gimplify_call_expr): Likewise.
10755 * predict.c (expr_expected_value): Likewise.
10756 (strip_builtin_expect): Likewise.
10757 * tree-inline.c (estimate_num_insns_1): Likewise.
10758 * tree-ssa-loop-im.c (stmt_cost): Likewise
10759 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10760 (tree_expr_nonnegative_p): Likewise.
10762 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10764 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10765 variant of the load_pcrel_sym pattern.
10766 * config/sparc/sparc.md (P macro): Move to the top.
10767 (load_pcrel_sym): Macroize using P.
10768 (save_register_window): Likewise.
10770 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10772 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10773 ("sordered"): Same.
10775 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10778 * c-typeck.c (build_asm_expr): Strip nops off
10779 input memory operands.
10781 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10783 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10784 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10785 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10786 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10788 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10791 * config/i386/i386.c (override_options): If the 80387 is disabled,
10792 then do not return FP values using FP registers.
10794 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10796 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10797 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10798 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10799 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10800 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10801 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10802 output.h, postreload-gcse.c, postreload.c, recog.c,
10803 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10804 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10805 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10806 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10807 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10808 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10809 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10810 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10812 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10813 config/alpha/alpha.c, config/arm/vfp.md,
10814 config/i386/emmintrin.h, config/i386/i386-modes.def,
10815 config/i386/i386-protos.h, config/i386/i386.h,
10816 config/i386/pmmintrin.h, config/i386/ppro.md,
10817 config/i386/predicates.md, config/i386/xmmintrin.h,
10818 config/i860/i860.c, config/ia64/ia64-modes.def,
10819 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10820 config/ia64/ia64.md, config/ia64/itanium1.md,
10821 config/ia64/itanium2.md, config/ia64/predicates.md,
10822 config/iq2000/iq2000.h, config/mips/linux64.h,
10823 config/rs6000/aix41.h, config/rs6000/aix43.h,
10824 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10825 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10826 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10827 config/sparc/linux64.h, config/sparc/litecoff.h,
10828 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10829 config/sparc/sparc.h, config/sparc/sparc.md,
10830 config/sparc/sysv4-only.h: Update copyright.
10832 2005-01-18 Richard Henderson <rth@redhat.com>
10835 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10837 2005-01-18 Marc Espie <espie@openbsd.org>
10838 * config/i386/openbsdelf.h: Typo.
10840 2005-01-18 Richard Henderson <rth@redhat.com>
10842 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10843 special case for sse.
10844 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10846 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10848 * tree-inline.c (estimate_num_insns_1): Added cases for
10849 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10851 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10853 PR rtl-optimization/19296
10854 * combine.c (simplify_comparison): Rewrite the condition under
10855 which a non-paradoxical SUBREG of a PLUS can be lifted when
10856 compared against a constant.
10858 2005-01-18 Andi Kleen <ak@muc.de>
10860 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10861 * c.opt (-Wpointer-sign): Add.
10862 * doc/invoke.texi: (-Wpointer-sign): Add.
10864 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10866 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10867 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10868 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10869 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10870 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10871 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10872 for TARGET_MIX_SSE_I387.
10873 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10874 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10875 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10876 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10877 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10878 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10879 TARGET_MIX_SSE_I387.
10880 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10883 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10886 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10887 Add movaps alternative for xmm reg->reg move.
10889 2005-01-17 Jeff Law <law@redhat.com>
10891 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10892 at the end of the main DOM loop rather than just before DOM exits.
10894 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10896 PR tree-optimization/19121
10897 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10898 adding aliases to a name tag, also add them to the pointer's
10900 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10901 sensitive alias info at all. Only check that the two pointers
10902 have compatible pointed-to sets.
10903 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10904 a pointer's type tag is a superset of the alias set of the
10905 pointer's name tag.
10907 2005-01-17 James E Wilson <wilson@specifixinc.com>
10910 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10911 comment to document why.
10913 2005-01-17 Richard Henderson <rth@redhat.com>
10915 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10916 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10917 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10918 sse2_vmsminv2df3_finite): New.
10919 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10920 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10921 Force op1 into register.
10923 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10925 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10926 bubblestrap from always rebuilding build directory.
10928 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10930 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10931 ("*cmpmem_short"): Likewise.
10933 2005-01-17 Steven Bosscher <stevenb@suse.de>
10935 * basic-block.h: Document BB_* flags.
10936 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10937 use an sbitmap instead.
10938 * sched-rgn.c (compute_trg_info): Likewise.
10940 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10942 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10943 redundant target_cpu_default and extra_parts lines. Use the default
10945 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10946 (SUBTARGET_EXTRA_SPECS): Delete.
10947 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10948 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10949 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10950 and "n32" for -mabi=n32.
10952 2005-01-17 Ian Lance Taylor <ian@airs.com>
10955 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10956 fold constant variables into initial values.
10958 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10960 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10962 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10963 through the statements backward.
10965 2005-01-17 Ian Lance Taylor <ian@airs.com>
10967 PR middle-end/13127:
10968 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10969 a variable set to the return value of the inlined function.
10971 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10973 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10974 when modes are tieable.
10976 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10978 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10979 of pthread_create to find out if threads are enabled.
10980 * gthr-posix95.h (__gthread_active_p): Likewise.
10982 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10984 * common.opt (-fnew-ra): Remove.
10986 * toplev.h (flag_new_regalloc): Remove.
10987 * Makefile.in (ra*.*): Don't mention.
10988 * passes.c (rest_of_handle_new_regalloc): Remove.
10989 (rest_of_handle_combine, rest_of_compilation): Always consider
10990 flag_new_regalloc as false.
10991 * doc/invoke.texi: Don't document -fnew-ra.
10993 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10995 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10996 last parameter to reg_scan.
10997 * loop.c (loop_optimize): Likewise.
10998 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10999 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
11000 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11001 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11002 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
11003 * regclass.c (reg_scan): Likewise, for the declaration.
11004 * rtl.h (reg_scan): Likewise, for the prototype.
11006 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11008 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11009 mark_dfs_back_edges.
11011 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11013 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11014 (compute_avail): Uses don't go in tmp_gen.
11016 2005-01-16 Steven Bosscher <stevenb@suse.de>
11018 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11019 loop to look for a free slot in a page entry.
11021 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11024 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11025 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11026 just before targetm.asm_out.file_end.
11027 * tree.h (process_pending_assemble_output_defs): Declare.
11028 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11030 (assemble_alias): Defer generation of assembly code for defines when
11031 TARGET_DEFERRED_OUTPUT_DEFS is true.
11032 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11033 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11034 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11036 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11039 * pa.c (pa_scalar_mode_supported_p): New function.
11040 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11041 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11043 * pa-protos.h (prefetch_operand): Delete.
11044 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11045 * pa.c (prefetch_operand): Delete.
11046 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11047 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11048 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11049 and prefetch_nocc_operand.
11050 * pa.md (prefetch): Rework to avoid reload problems handling short
11051 displacements when a cache control completer needs to be provided.
11052 (prefetch_32, prefetch_64): Delete.
11053 (prefetch_cc, prefetch_nocc): New patterns.
11055 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11057 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11059 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11062 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11063 exceeds maximum alignment for global common data.
11064 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11065 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11067 2004-01-15 Roger Sayle <roger@eyesopen.com>
11069 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11071 2004-01-15 Roger Sayle <roger@eyesopen.com>
11073 * harg-reg-set.h (reg_class_names): Prototype global array.
11074 * regclass.c (reg_class_names): Declare here and initialize to
11076 (dump_regclass): Remove local declaration of reg_class_names.
11077 (regclass): Likewise.
11078 * cfg.c (dump_flow_info): Likewise.
11079 * ra-debug.c (reg_class_names): Likewise.
11080 * regrename.c (reg_class_names): Likewise.
11081 * reload.c (reg_class_names): Likewise.
11082 * reload1.c (spill_failure): Likewise.
11083 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11085 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11087 * config/s390/s390.md ("reload_outti"): Remove predicate for
11088 output operand. Abort if operand is not a MEM.
11089 ("reload_outdi", "reload_outdf"): Likewise.
11091 2005-01-15 Marc Espie <espie@openbsd.org>
11093 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11094 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11095 * config/openbsd.h: Fix C++ includes for native configurations.
11096 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11097 Add trampoline support.
11098 * config/i386/openbsdelf.h: New.
11100 2005-01-15 Marc Espie <espie@openbsd.org>
11102 * collect2.c (main): Explicitly parse -dynamic-linker option.
11104 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11106 PR tree-optimization/19060
11107 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11108 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11109 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11110 and handle extract_range_from_cond returning false.
11111 * fold-const.c (fold): Optimize comparisons with min/max even for
11112 width > HOST_BITS_PER_WIDE_INT.
11114 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11116 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11117 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11118 Remove little endian multilib variants.
11119 Add mips32 multilib variant.
11121 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11123 * explow.c (copy_all_reg, stabilize): Remove.
11124 * expr.h: Remove the corresponding prototypes.
11126 * rtlanal.c (regs_set_between_p): Remove.
11127 * rtl.h: Remove the corresponding prototype.
11129 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11131 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11132 to rs6000_nonimmediate_operand.
11133 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11134 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11135 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11136 rs6000_nonimmediate_operand.
11137 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11138 rs6000_nonimmediate_operand.
11140 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11142 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11144 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11146 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11148 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11149 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11151 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11152 (rs6k_nonimmediate_operand): New.
11153 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11155 (legitimate_lo_sum_address_p): Same.
11156 (rs6000_legitimize_address): Same.
11157 (rs6000_legitimize_reload_address): Same.
11158 (rs6000_legitimate_address): Same.
11159 (spe_build_register_parallel): Pass DF and DC modes in a DI
11162 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11163 to rs6k_nonimmediate_operand.
11165 * config/rs6000/spe.md ("*frob_df_di"): New.
11166 ("*frob_di_df"): New.
11167 ("*frob_di_df_2"): New.
11168 ("*mov_sidf_e500_subreg0"): New.
11169 ("*mov_sidf_e500_subreg4"): New.
11170 ("*movdf_e500_double"): Change predicate to
11171 rs6k_nonimmediate_operand.
11173 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11175 * postreload.c (move2add_note_store): Only call
11176 trunc_int_for_mode on scalar integers.
11178 2005-01-14 Steven Bosscher <stevenb@suse.de>
11180 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11181 replace BB_VISITED uses.
11182 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11183 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11184 (tree_dce_done): Free visited_control_parents.
11185 (perform_tree_ssa_dce): Allocate and clear it.
11186 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11187 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11188 instead of BB_VISITED.
11190 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11192 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11193 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11194 Remove unused prototypes.
11196 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11198 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11199 64-bit register usage.
11200 (spe_func_has_64bit_regs_p): Add FIXME note.
11202 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11204 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11205 flag_finite_math_only with flag_unsafe_math_optimizations.
11207 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11209 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11210 end-of-stack check.
11211 (__tpf_eh_return): Copy TPF private stack area from the module
11212 boundary stack frame. Add check for when module addresses are
11213 equal, but no stub address is found.
11215 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11218 * arm.h (struct machine_function): Add call_via field.
11219 (thumb_call_via_label): Declare.
11220 * arm.c (thumb_call_via_label): New variable.
11221 (thumb_call_reg_needed): New variable.
11222 (arm_output_function_epilogue): For Thumb code, output any per-function
11223 call-indirect trampolines.
11224 (thumb_call_via_reg): New function.
11225 (arm_file_end): New function.
11226 (TARGET_ASM_FILE_END): Call arm_file_end.
11227 (aof_file_end): Likewise.
11228 * arm-protos.h (thumb_call_via_reg): Declare.
11229 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11230 thumb_call_via_reg in normal case.
11232 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11234 PR middle-end/19084
11235 PR rtl-optimization/19348
11236 * recog.c (peephole2_optimize): Do global life update if some peephole
11237 decides it doesn't need at least one of its inputs and that change
11238 influences liveness at the start of the basic block.
11240 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11241 arguments instead of 1.
11243 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11245 PR middle-end/18820
11246 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11247 zero for nested functions needing a static chain or functions
11248 with a non-constant address.
11250 2005-01-13 Roger Sayle <roger@eyesopen.com>
11252 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11253 (and (sign_extend X) C) into (zero_extend (and X C)).
11255 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11257 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11259 2005-01-13 Richard Henderson <rth@redhat.com>
11264 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11265 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11266 not just TARGET_SSE.
11267 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11268 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11269 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11270 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11271 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11272 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11273 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11274 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11275 (movdicc_c_rex64): Rename with '*'.
11276 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11277 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11278 (movsfcc_1_387): Rename from movsfcc_1.
11279 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11280 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11281 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11282 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11283 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11284 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11285 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11286 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11287 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11288 sse_movdfcc_const0_4): Remove.
11289 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11290 recognize min/max early. Update for changed sse cmove patterns.
11291 (ix86_split_sse_movcc): New.
11292 * config/i386/i386-protos.h: Update.
11294 2005-01-13 Steven Bosscher <stevenb@suse.de>
11296 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11297 (fix_stmt_v_may_defs): Likewise.
11299 2005-01-13 Richard Henderson <rth@redhat.com>
11301 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11302 for converting the mask.
11304 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11306 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11309 2005-01-13 Richard Henderson <rth@redhat.com>
11311 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11312 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11313 IX86_BUILTIN_MOVDQ2Q): Remove.
11314 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11315 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11316 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11318 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11319 (sse2_pextrw): Fix immediate constraint.
11320 (sse2_loadq, sse2_loadq_rex64): Remove.
11321 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11322 Use __builtin_ia32_vec_ext_<size>.
11323 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11325 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11327 * function.c (assign_parm_setup_block): Look inside original
11328 entry_parm when inspecting PARALLEL.
11330 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11331 Joel Sherrill <joel@oarcorp.com>
11334 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11335 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11336 rtems_gxx_recursive_mutex_init.
11337 (__gthread_recursive_mutex_lock): New function.
11338 (__gthread_recursive_mutex_trylock): Likewise.
11339 (__gthread_recursive_mutex_unlock): Likewise.
11341 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11343 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11345 2005-01-13 Jan Beulich <jbeulich@novell.com>
11347 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11348 (ashrti3_internal): Indicate output is early clobber. Generate result
11349 into output rather than first input. Use move for low word of output
11350 if shift count is exactly 64.
11351 (lshrti3_internal): Likewise.
11353 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11357 * reload1.c (delete_output_reload): Don't delete an output reload
11358 if the pseudo lives longer than a single basic block. Adjust and
11359 improve wording of comment.
11361 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11364 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11365 of TYPE_SIZE where we mean the number of bytes.
11367 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11369 * function.c (assign_parm_setup_block): Relax condition on
11370 multi-register optimization.
11372 2005-01-12 Nick Clifton <nickc@redhat.com>
11374 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11375 an "in_delay_slot" attribute of "no" to prevent them being used in
11376 delay slots. This is forbidden because they might generate
11379 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11382 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11383 with r->Y and Y->r.
11385 2005-01-12 Nick Clifton <nickc@redhat.com>
11387 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11388 passed on to GAS) but do not define, as GAS no longer supports or
11389 needs the -m2000 option.
11391 2005-01-11 Roger Sayle <roger@eyesopen.com>
11393 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11394 type as args of unprototyped builtins aren't automatically promoted.
11395 (fold_builtin_abs): Likewise.
11397 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11399 * Makefile.in: Set a `build-warn' variable.
11401 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11403 PR tree-optimization/17949
11404 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11405 (find_interesting_uses_address): Use it.
11407 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11409 * regrename.c (kill_value): Handle subreg's that won't simplify.
11411 2005-01-11 Richard Henderson <rth@redhat.com>
11414 * config/i386/i386.h (enum ix86_builtins): Move ...
11415 * config/i386/i386.c: ... here.
11416 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11417 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11418 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11419 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11420 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11421 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11422 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11423 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11424 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11425 IX86_BUILTIN_LOADDDUP): Remove.
11426 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11427 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11428 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11429 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11430 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11431 (ix86_init_builtins): Make static.
11432 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11433 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11434 if all the modes match. Otherwise, fake it.
11435 (get_element_number, ix86_expand_vec_init_builtin,
11436 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11437 (ix86_expand_builtin): Make static. Update for changed builtins.
11438 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11439 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11440 (ix86_expand_vector_init_duplicate): New.
11441 (ix86_expand_vector_init_low_nonzero): New.
11442 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11443 Split out from ix86_expand_vector_init; handle integer modes.
11444 (ix86_expand_vector_init): Use them.
11445 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11446 * config/i386/i386-protos.h: Update.
11447 * config/i386/predicates.md (reg_or_0_operand): New.
11448 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11449 (movv2sf_internal): Likewise. And a splitter to match them all.
11450 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11451 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11452 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11453 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11454 (mmx_pinsrw): Fix operand ordering.
11455 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11456 rather than sse_loadss expander.
11457 (movv2df splitter): Similarly.
11458 (sse_loadss, sse_loadlss): Remove.
11459 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11460 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11461 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11462 (sse3_movddup): Rename with '*'.
11463 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11464 (sse2_loadsd): Remove.
11465 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11466 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11467 (sse2_pinsrw): Fix argument ordering.
11468 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11469 (sse2_stored): Remove 'r' destination.
11470 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11471 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11472 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11473 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11474 vec_extractv16qi, vec_initv16qi): New.
11476 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11477 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11478 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11480 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11481 (_mm_load_si128, _mm_store_si128): Likewise.
11482 (_mm_load1_pd): Use _mm_set1_pd.
11483 (_mm_load_sd): Use _mm_set_sd.
11484 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11485 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11486 (_mm_set_epi64): Use _mm_set_epi64x.
11487 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11488 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11489 _mm_setr_epi8): Use _mm_set_foo form.
11490 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11491 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11492 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11493 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11494 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11495 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11496 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11497 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11498 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11499 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11500 (_mm_movedup_pd): Use _mm_shuffle_pd.
11501 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11502 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11503 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11504 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11505 Use _mm_setzero_ps.
11506 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11507 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11508 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11509 (_mm_store_ps): Use raw dereference.
11510 (_mm_store1_ps): Use _mm_storeu_ps.
11511 (_mm_storer_ps): Use _mm_store_ps.
11512 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11513 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11515 2005-01-11 Stan Shebs <shebs@apple.com>
11517 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11518 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11520 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11523 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11524 Skip all DECLs except for FIELD_DECLs.
11526 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11528 * config/s390/s390.c (override_options): Return error if
11529 -mbackchain, -mpacked-stack and -mhard-float are used together.
11530 (s390_va_start): Remove the backchain && packed-stack special case.
11531 (s390_gimplify_va_arg): Likewise.
11532 * doc/invoke.texi: Remove the ABI incompatibility note.
11534 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11536 * config/s390/s390.c (struct s390_frame_layout): Remove
11538 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11539 save_backchain_p with TARGET_BACKCHAIN.
11541 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11544 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11545 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11546 * function.c (locate_and_pad_parm): Set new field.
11547 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11548 Tweak where_pad test to include "none". Always set mem align for
11550 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11551 not sufficient for type.
11552 (assign_parm_setup_block): If stack_parm is zero on entry, always
11553 make a new stack local. Block move old stack parm if necessary
11554 to new aligned stack local.
11555 (assign_parm_setup_stack): Use a block move to handle
11556 potentially misaligned entry_parm.
11557 (assign_parms_unsplit_complex): Specify required alignment when
11558 creating stack local.
11559 * calls.c (compute_argument_addresses): Override alignment of stack
11560 arg calculated from its type with the alignment given by
11561 FUNCTION_ARG_BOUNDARY.
11562 (store_one_arg): Likewise.
11564 2005-01-11 Jan Beulich <jbeulich@novell.com>
11566 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11567 Change respective itanium_class attribute to ialu.
11568 (shladdp4_internal): New.
11569 * config/ia64/predicates.md (shladd_log2_operand): New.
11571 2005-01-11 Richard Henderson <rth@redhat.com>
11573 * expr.c (store_constructor): Use rtvec_alloc instead of
11574 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11576 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11578 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11580 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11582 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11583 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11584 (TARGET_RWRELOC): Define.
11585 (ia64_rwreloc_section_type_flags): Delete.
11586 (ia64_section_type_flags): New function.
11587 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11588 (TARGET_RWRELOC): Define.
11590 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11593 * config/ia64/ia64.c (process_set): For alloc insn, only call
11594 process_epilogue is !frame_pointer_needed.
11596 2005-01-10 Roger Sayle <roger@eyesopen.com>
11599 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11600 unary operator and can't be treated as a binary/comparison operator.
11602 2005-01-10 Richard Henderson <rth@redhat.com>
11604 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11605 (ix86_return_in_memory): Likewise.
11606 (function_arg_advance): Likewise. Mirror structure in function_arg
11607 for choosing register to advance.
11609 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11611 * tree-vectorizer.c, tree.def: Fix comment typos.
11613 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11615 * config/s390/s390.c (struct processor_costs): 4 new fields:
11616 ddbr, ddr, debr, der.
11617 (s390_rtx_costs): More precise handling of divide instructions.
11619 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11621 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11623 2005-01-10 Jan Beulich <jbeulich@novell.com>
11625 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11626 names resulting from -ffunction-sections/-fdata-sections and linkonce
11628 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11629 based on the section name. Rearrange the section name comparison logic
11630 slightly so that each section name is compared against at most once.
11632 2005-01-10 Ben Elliston <bje@au.ibm.com>
11634 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11635 targets for which -fPIC reduces limitations on the GOT size.
11637 2005-01-09 Falk Hueffner <falk@debian.org>
11639 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11642 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11645 * collect2.c (main): Set aixrtl_flag for -brtl option.
11646 (resolve_lib_name): Search for .so file extension before .a
11647 if aixrtl_flag set.
11649 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11651 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11652 (vect_analyze_data_refs_alignment): Add dump prints.
11654 2005-01-09 Ira Rosen <irar@il.ibm.com>
11656 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11657 expr_invariant_in_loop_p.
11658 Initialize outputs first thing in the function.
11659 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11660 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11661 (vect_analyze_pointer_ref_access): Check that the initial condition of
11662 the access function is loop invariant.
11664 2005-01-09 Richard Henderson <rth@redhat.com>
11666 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11667 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11668 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11669 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11670 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11671 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11672 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11673 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11674 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11675 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11676 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11677 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11678 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11679 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11680 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11681 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11682 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11683 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11684 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11685 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11686 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11687 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11688 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11690 (mmx_clrdi, pavgusb): Remove.
11691 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11692 with leading sse_ prefix.
11693 * config/i386/sse.md: Receive them.
11694 * config/i386/mmx.md: New file.
11695 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11696 (subrv2sf3): Turn into expander for normal subtraction.
11697 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11698 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11699 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11700 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11701 commutative; use ix86_binary_operator_ok.
11702 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11703 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11704 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11705 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11706 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11707 Macroize from existing patterns; use ix86_binary_operator_ok.
11708 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11709 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11710 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11711 with vec_select+vec_concat.
11712 (mmx_pshufw, mmx_pshufw_1): Likewise.
11713 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11714 (mmx_uavgv4hi3): Model correctly.
11715 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11716 _mm_xor_si64): Remove casts.
11718 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11720 PR tree-optimization/19224
11721 * tree-scalar-evolution.c (get_instantiated_value,
11722 set_instantiated_value): New functions.
11723 (instantiate_parameters_1): Cache the results.
11724 (instantiate_parameters, resolve_mixers): Initialize and free
11727 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11729 * config/i386/i386.md (addhi_4): Correct reference in comment.
11732 2005-01-08 Richard Henderson <rth@redhat.com>
11734 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11735 (_mm_cvtsi128_si64x): Likewise.
11736 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11737 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11738 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11739 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11740 * config/i386/i386-protos.h: Update.
11741 * config/i386/i386.c (print_operand): Add 'H'.
11742 (ix86_fixup_binary_operands): Split out from ...
11743 (ix86_expand_binary_operator): ... here.
11744 (ix86_fixup_binary_operands_no_copy): New.
11745 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11746 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11747 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11748 (safe_vector_operand): Use CONST0_RTX.
11749 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11750 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11751 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11752 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11754 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11755 (IX86_BUILTIN_CMPNGESS): New.
11756 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11757 (attr type): Add sselog1.
11758 (attr unit, attr memory): Handle it.
11759 (movti, movti_internal, movti_rex64): Move near other integer moves.
11760 (movtf, movtf_internal): Move near other fp moves.
11761 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11762 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11763 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11764 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11765 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11766 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11767 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11768 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11769 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11770 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11771 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11772 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11773 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11774 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11775 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11776 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11777 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11778 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11779 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11780 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11781 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11782 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11783 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11784 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11785 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11786 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11787 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11788 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11789 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11790 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11791 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11792 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11793 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11794 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11795 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11796 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11797 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11798 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11799 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11800 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11801 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11802 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11803 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11804 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11806 (SSEPUSH, push<SSEPUSH>): Remove.
11807 (MMXPUSH, push<MMXPUSH>): Remove.
11808 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11809 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11810 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11811 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11812 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11813 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11814 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11815 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11816 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11817 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11818 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11819 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11820 (ppro_sse_log_V4SF): Handle sselog1.
11821 * config/i386/predicates.md (const_0_to_1_operand): New.
11822 (const_0_to_255_mul_8_operand): New.
11823 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11824 (const_2_to_3_operand, const_4_to_7_operand): New.
11825 * config/i386/sse.md: New file.
11826 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11827 (sse_movups): Rename from sse_movups_1.
11828 (sse_loadlss): Rename from sse_loadss_1.
11829 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11831 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11832 (absv4sf2, negv2df, absv2df): New.
11833 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11834 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11835 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11836 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11837 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11838 (sse3_addsubv4sf3): Model correctly.
11839 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11840 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11841 (sse_movhlps): Model with vec_select+vec_concat.
11842 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11843 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11844 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11845 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11846 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11847 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11848 sse2_pshufhw_1): Likewise.
11849 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11850 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11851 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11852 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11853 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11854 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11855 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11856 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11857 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11858 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11859 sminv8hi3): Mark commutative
11860 operands. Use ix86_binary_operator_ok.
11861 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11862 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11863 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11864 sse2_punpcklqdq): Allow operand2 in memory.
11865 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11866 sse2_movsd): Add memory alternatives.
11867 (sse_storelps): Turn expander into an insn; split after reload.
11868 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11869 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11871 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11873 * configure.ac (DWARF-2 debug_line): Use objdump.
11874 * configure: Regenerate.
11876 2005-01-08 Jeff Law <law@redhat.com>
11877 Diego Novillo <dnovillo@redhat.com>
11879 PR tree-optimization/18241
11880 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11881 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11882 statements with volatile operands.
11883 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11884 operands after marking a statement with has_volatile_ops.
11886 2005-01-08 Roger Sayle <roger@eyesopen.com>
11888 * tree.c (int_fits_type_p): Always honor integer constant
11889 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11891 2005-01-08 Roger Sayle <roger@eyesopen.com>
11893 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11894 the latent bug in rtl_delete_block has been resolved.
11896 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11898 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11899 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11901 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11903 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11904 library as @multilib_dir@/$(SHLIB_SONAME).
11906 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11908 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11909 * configure: Regenerate.
11911 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11913 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11916 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11919 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11920 Convert non-word aligned offset address using ld/std into
11923 2005-01-07 Richard Henderson <rth@redhat.com>
11925 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11927 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11929 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11931 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11933 PR tree-optimization/19283
11934 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11935 is not shorter than the original type.
11937 PR rtl-optimization/19012
11938 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11940 PR rtl-optimization/18861
11941 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11942 (FULL_STATE): Define.
11943 (mark_tablejump_edge): New function.
11944 (purge_dead_tablejump_edges): New function.
11945 (find_bb_boundaries): Use it.
11947 PR tree-optimization/18828
11948 * builtins.c (expand_builtin_next_arg): Remove argument and all
11949 the argument checking.
11950 (expand_builtin): Adjust caller.
11951 (expand_builtin_va_start): Likewise. Remove error for too many
11953 (fold_builtin_next_arg): Issue error for too many arguments.
11954 After checking arguments, replace them with magic arguments that
11955 prevent further checking of the args.
11957 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11959 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11961 2005-01-06 Roger Sayle <roger@eyesopen.com>
11964 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11965 and %{.S:...} (and their negative variants) to test whether the
11966 input file is assembler or pre-processed-assembler independent of
11967 the actual filename extension.
11969 2005-01-06 Roger Sayle <roger@eyesopen.com>
11971 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11972 of sign or zero extended values.
11974 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11976 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11977 for IBM long double format correctly.
11979 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11981 Fix PR tree-optimization/18792
11983 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11984 to first_loop_depth, and use loop depth instead of loop number.
11985 (build_classic_dir_vector): Ditto.
11986 (compute_data_dependences_for_loop): Use depth, not loop number.
11987 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11988 number. Pass in loops, instead of loop numbers.
11989 (gather_interchange_stats): Ditto.
11990 (linear_transform_loops): Ditto.
11992 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11995 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11996 biv_fits_mode_p, extension_within_bounds_p): New functions.
11997 (check_ext_dependent_givs): Use them.
11999 2005-01-06 Roger Sayle <roger@eyesopen.com>
12001 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
12002 more than one barrier, in which case we should delete them all.
12004 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12006 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12008 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12010 Fix PR middle-end/19286
12012 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12013 output this subprogram, simply ignore this attempt to do it again.
12014 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12015 origin attribute if it's not possible.
12016 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12017 (decls_for_scope): Ditto.
12018 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12019 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12021 2005-01-05 Richard Henderson <rth@redhat.com>
12024 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12025 (bdesc_2arg): Use it.
12026 (ix86_expand_binop_builtin): Force operands into registers
12028 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12029 ix86_expand_sse_compare, ix86_expand_sse_comi,
12030 ix86_expand_builtin): Likewise.
12032 2005-01-05 Richard Henderson <rth@redhat.com>
12034 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12036 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12037 (mulv4hi3): Set itanium_class mmmul.
12038 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12039 (fpack): Rename from fpack_sfsf.
12041 2005-01-05 Richard Henderson <rth@redhat.com>
12044 * reload1.c (do_input_reload): Restrict the optimization deleteing
12045 a previous output reload to RELOAD_FOR_INPUT.
12047 2005-01-05 Steven Bosscher <stevenb@suse.de>
12049 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12050 comment that we fall through after case.
12051 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12052 (distribute_links): Likewise.
12053 * cse.c (cse_insn): Likewise.
12054 * cselib.c (cselib_invalidate_mem): Likewise.
12055 * df.c: Update comments at the top of the file.
12056 (read_modify_subreg_p): Update comments here too.
12057 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12058 * flow.c (mark_set_1): Likewise.
12059 (mark_used_regs): Likewise.
12060 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12061 (canon_list_insert): Likewise.
12062 (mark_set): Likewise.
12063 (try_replace_reg): Likewise.
12064 (store_killed_in_insn): Likewise.
12065 * loop.c (count_one_set): Likewise.
12066 (basic_induction_var): Likewise.
12067 * postreload-gcse.c (find_mem_conflicts): Likewise.
12068 * postreload.c (reload_combine_note_store): Likewise.
12069 (move2add_note_store): Likewise.
12070 * reload.c (find_equiv_reg): Likewise.
12071 (mark_referenced_resources): Likewise.
12072 * rtlanal.c (set_noop_p): Likewise.
12073 (note_stores): Likewise.
12074 (note_uses): Likewise.
12075 * sched-deps.c (sched_analyze_1): Likewise.
12076 * sched-rgn.c (check_live_1): Likewise.
12077 (update_live_1): Likewise.
12078 * config/i860/i860.c: Likewise.
12080 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12082 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12084 * doc/rtl.texi: Update documentation for bit-fields and SET.
12086 2005-01-05 Roger Sayle <roger@eyesopen.com>
12088 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12090 2005-01-05 Jan Hubicka <jh@suse.cz>
12091 Richard Henderson <rth@redhat.com>
12094 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12097 2005-01-05 Richard Henderson <rth@redhat.com>
12100 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12101 (sse_shufps): Change operand 3 to const_int_operand.
12102 (sse2_storelps): Fix typo in template.
12103 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12104 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12105 (ix86_expand_builtin): Likewise.
12107 2005-01-05 Julian Brown <julian@codesourcery.com>
12109 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12110 as aggregates for AAPCS ABIs.
12112 2005-01-05 Stan Shebs <shebs@apple.com>
12114 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12115 Mach-O getters if ppc64.
12116 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12118 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12119 signed four-byte field for global code case.
12120 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12122 2005-01-05 Roger Sayle <roger@eyesopen.com>
12124 PR middle-end/19100
12125 * c-common.c: Include real.h.
12126 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12127 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12128 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12129 * Makefile.in (c-common.o): Update dependencies.
12131 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12133 * c-parse.in (asm_string): Add trailing semicolon.
12135 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12137 * c-parse.in (asm_string): New. Don't allow wide strings in
12139 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12140 asm_string instead of STRING.
12142 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12144 * c-typeck.c (constructor_no_implicit): Remove.
12145 (set_designator, process_init_element): Don't check
12146 constructor_no_implicit.
12148 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12149 Kaz Kojima <kkojima@gcc.gnu.org>
12152 * lcm.c (create_pre_exit): New.
12153 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12154 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12156 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12158 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12159 -msoft-float in target_float_switch.
12160 * arm.c (arm_override_options): Fix processing of target_float_switch.
12162 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12164 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12167 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12169 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12170 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12172 2005-01-04 Roger Sayle <roger@eyesopen.com>
12174 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12175 if deleting the then-block allows the test-block to fallthru to the
12178 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12181 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12182 after the full declaration if the are in two different TUs.
12184 2005-01-04 Richard Henderson <rth@redhat.com>
12187 * tree-sra.c (generate_one_element_init): Just
12188 call gimplify_and_add.
12189 (generate_element_init): Record the
12190 new referenced variables and mark them for renaming
12191 and split out to ...
12192 (generate_element_init_1): This.
12193 (scalarize_init): Don't call push_gimplify_context/
12194 pop_gimplify_context.
12196 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12198 * toplev.c (get_src_pwd): Handle failure of getpwd().
12200 2005-01-04 Roger Sayle <roger@eyesopen.com>
12202 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12204 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12205 all the cases handled by it are inverted by invert_truthvalue.
12207 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12209 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12210 (save_register_windowsi): Likewise.
12212 2005-01-04 Richard Henderson <rth@redhat.com>
12214 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12216 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12218 PR middle-end/17767
12219 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12220 any simplifications of vector mode comparison operators.
12221 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12223 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12224 Devang Patel <dpatel@apple.com>
12226 PR tree-optimization/18308
12227 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12228 the operands before creating a new expression.
12229 * dojump.c (do_jump): Make drop_through_label available
12230 for all cases. Add expansion of COND_EXPR.
12232 2005-01-04 Ira Rosen <irar@il.ibm.com>
12234 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12235 INTEGER_CST instead of TREE_CONSTANT.
12236 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12237 instead of TREE_CONSTANT.
12238 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12239 instead of TREE_CONSTANT.
12241 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12243 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12245 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12248 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12249 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12251 2005-01-03 Richard Henderson <rth@redhat.com>
12253 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12254 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12255 fold_convert_const_real_from_real): Split out from ...
12256 (fold_convert_const): ... here.
12258 2005-01-03 Richard Henderson <rth@redhat.com>
12261 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12262 (mov<MMXMODEI>_internal): Likewise.
12263 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12264 Add V2SF case; use it for SSE1; don't use TI.
12265 (movdf_integer): Likewise.
12266 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12268 2005-01-03 Ira Rosen <irar@il.ibm.com>
12270 * tree-vectorizer.c (vect_strip_conversions): New function.
12271 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12272 check for binary class.
12274 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12278 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12280 * gimple-low.c (mark_blocks_with_used_vars): New function.
12281 (mark_blocks_with_used_subblocks): Ditto.
12282 (mark_used_blocks): Ditto.
12283 (pass_mark_used_blocks): New pass.
12284 * tree-inline.c: Include debug.h.
12285 (expand_call_inline): Call outlining_inline_function here.
12286 * tree-optimize.c (init_tree_optimization_passes): Add
12287 pass_mark_used_blocks.
12288 * tree-pass.h (pass_mark_used_blocks): New.
12289 * Makefile.in (tree-inline.o): Add debug.h dependency.
12291 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12293 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12294 VAR_DECLs to have weak_import attribute.
12296 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12299 2004-01-03 Steven Bosscher <stevenb@suse.de>
12301 * passes.c (rest_of_compilation): Don't run regmove if only
12302 flag_expensive_optimizations, require flag_regmove instead.
12304 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12306 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12308 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12309 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12310 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12311 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12313 2005-01-03 Richard Henderson <rth@redhat.com>
12315 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12316 (ia64_const_ok_for_letter_p): New.
12317 (ia64_const_double_ok_for_letter_p): New.
12318 (ia64_extra_constraint): New.
12319 (ia64_expand_vecint_compare): New.
12320 (ia64_expand_vcondu_v2si): New.
12321 (ia64_expand_vecint_cmov): New.
12322 (ia64_expand_vecint_minmax): New.
12323 (ia64_print_operand): Add 'v'.
12324 (ia64_preferred_reload_class): New.
12325 (ia64_vector_mode_supported_p): New.
12326 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12327 (PREFERRED_RELOAD_CLASS): Move to function.
12328 (CONST_OK_FOR_LETTER_P): Move to function.
12329 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12330 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12331 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12332 (EXTRA_CONSTRAINT): Move to function.
12333 * config/ia64/ia64.md: Include vect.md.
12334 (itanium_class): Add mmalua.
12336 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12338 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12339 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12341 (const_int_2bit_operand): New.
12342 (fr_reg_or_0_operand): New.
12343 * config/ia64/ia64-modes.def: Add vector modes.
12344 * config/ia64/ia64-protos.h: Update.
12345 * config/ia64/vect.md: New file.
12347 2005-01-03 Richard Henderson <rth@redhat.com>
12349 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12351 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12354 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12356 (log1pdf2): Change mode of operands[0,1] to DFmode.
12358 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12360 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12361 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12362 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12363 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12364 SPARC_RELAXED_ORDERING.
12366 2005-01-03 Richard Henderson <rth@redhat.com>
12367 Uros Bizjak <uros@kss-loka.si>
12370 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12371 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12372 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12374 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12375 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12376 const_pow2_1_to_128_operand): New predicates.
12378 2005-01-02 Greg McGary <greg@mcgary.org>
12380 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12382 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12383 object. [ptr_type]: Remove unused variable.
12384 Remember nearest addressable array-element or record-component
12385 when checking bitfield components. Tolerate empty BIND_EXPR.
12387 2005-01-01 Richard Henderson <rth@redhat.com>
12389 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12390 that don't narrow the value. Fail for other conversions.
12392 2005-01-01 Richard Henderson <rth@redhat.com>
12395 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12396 * c-lang.c (finish_file): Don't do it here.
12397 * objc/objc-act.c (objc_finish_file): Likewise.
12399 * cgraph.c (decl_assembler_name_equal): New.
12400 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12401 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12402 * cgraph.h (struct cgraph_varpool_node): Add next.
12403 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12404 * varasm.c (assemble_alias): Mark the target as needed.
12406 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12408 PR middle-end/19221
12409 * function.c (get_arg_pointer_save_area): Use entry_of_function
12410 instead of get_insns.
12412 2005-01-01 Roger Sayle <roger@eyesopen.com>
12413 Andrew Pinski <pinskia@physics.uc.edu>
12414 James E. Wilson <wilson@specifixinc.com>
12416 PR rtl-optimization/12092
12417 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12420 2005-01-01 Roger Sayle <roger@eyesopen.com>
12421 Olivier Hainque <hainque@act-europe.fr>
12423 * tree.c (int_fits_type_p): A narrower type always fits in a
12424 wider one, except for negative values into unsigned types.
12426 2005-01-01 Roger Sayle <roger@eyesopen.com>
12428 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12429 with the original constant rather than require TREE_OVERFLOW.
12431 2005-01-01 Steven Bosscher <stevenb@suse.de>
12433 PR middle-end/17544
12434 * c-decl.c (finish_function): If compiling C99, annotate the
12435 compiler generated return with the current file name and line 0.
12436 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12437 the source line is greater than 0.
12438 (remove_bb): Likewise.