1 2005-04-17 Ian Lance Taylor <ian@airs.com>
3 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
5 2005-04-17 Richard Henderson <rth@redhat.com>
7 * config/alpha/alpha.c (va_list_skip_additions): Only define if
9 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
10 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
11 of indirection through ssa names while looking for the gpr counter
13 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
14 saved va_list_gpr_size and va_list_fpr_size.
16 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
18 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
19 both pointers or both integers.
21 * tree-vrp.c (maybe_add_assert_expr): Don't assert
22 ASSERT_EXPRs for single-use variable.
24 * tree-into-ssa.c: Fix a comment typo.
26 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
28 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
29 -mipsN before forcing a default of -mips2.
31 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
33 * predict.h (IS_TAKEN): Remove.
34 * rtl.h (NOTE_PREDICTION): Likewise.
36 * modulo-sched.c (CFG_HOOKS): Remove.
38 * c-parser.c (N_C_TTYPES): Remove.
40 * tree-flow-inline.h (get_stmt_operands): Remove.
41 * lambda-code.c, tree-ssa-loop-unswitch.c,
42 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
43 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
44 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
45 calls to get_stmt_operands.
46 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
48 2005-04-17 Richard Henderson <rth@redhat.com>
51 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
52 of CUMULATIVE_ARGS past the last named argument.
53 (alpha_va_start): Expect pretend_args_size only if strictly less than
56 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
59 * builtins.c (expand_builtin_strcat): Convert the result of
60 strlen to the right type.
61 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
62 avoid creating type mismatches.
63 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
66 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
68 2005-04-16 Richard Henderson <rth@redhat.com>
71 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
72 Use the mode of boolean_type_node when the user doesn't provide one.
73 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
75 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
78 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
81 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
84 2005-04-16 Roger Sayle <roger@eyesopen.com>
85 Steven Bosscher <stevenb@suse.de>
87 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
88 (fold_unary_to_constant): Likewise.
90 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
92 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
95 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
97 * doc/install.texi (Specific): Avoid using asterisks in @anchor
98 names related to target triplets.
99 Remove i?86-*-esix from platform directory.
100 Remove powerpc-*-eabiaix from platform directory.
102 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
105 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
106 falling through from SUBREG case to REG.
108 2005-04-15 Roger Sayle <roger@eyesopen.com>
110 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
111 (fold_binary): Update comment mentioning fold_relational_hi_lo.
112 (fold_binary_to_constant): Simplify using fold_binary.
113 (fold_unary_to_constant): Likewise, simplify using fold_unary.
115 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
117 * gthr-posix.c (pthread_cancel): Define.
118 (pthread_mutexattr_init): Likewise.
119 (pthread_mutexattr_settype): Likewise.
120 (pthread_mutexattr_destroy): Likewise.
122 2005-04-15 David S. Miller <davem@davemloft.net>
125 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
127 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
129 PR tree-optimization/21031
130 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
131 (forward_propagate_into_cond_1): Call it. Forward propagate
132 integer-integer casts into COND_EXPRs.
134 2005-04-15 Dave Korn <dave.korn@artimi.com>
136 * gcc.c (default_compilers): Clarify obscure error message when
137 reading from standard input.
139 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
141 * basic-block.h (PROP_EQUAL_NOTES): Remove.
142 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
144 * tree-ssa-alias.c (init_alias_info): Remove a call to
147 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
149 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
150 of non-virtual PHI nodes like we use to.
152 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
154 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
155 (attr_copy_rtx): Do not use it.
157 2005-04-15 Andrew Macleod <amacleod@redhat.com>
159 * doc/tree-ssa.texi: Grammer/abbreviation updates.
161 2005-04-15 Diego Novillo <dnovillo@redhat.com>
163 * tree-vect-transform.c (vectorizable_store): Mark necessary
164 objects in the vectorized store needing renaming. Update the
165 SSA graph for V_MAY_DEF operands in the original store.
167 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
169 * tree-ssa-pre.c (compute_avail): It's okay to have
170 TREE_INVARIANT's here, and value number the resulting expressions.
171 (create_expression_by_pieces): Make sure operands that were
172 min_invariant when we started, stay that way.
174 2005-04-15 David Edelsohn <edelsohn@gnu.org>
176 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
178 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
180 PR tree-optimization/20936.
181 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
183 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
185 * doc/invoke.texi: Fix typos.
186 * doc/md.texi: Likewise.
187 * doc/rtl.texi: Likewise.
188 * doc/sourcebuild.texi: Likewise.
189 * doc/tm.texi: Likewise.
191 2005-04-15 Uros Bizjak <uros@kss-loka.si>
193 PR tree-optimization/21004
194 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
195 and floorl in c99 mode only.
196 * builtins.c (expand_builtin_int_roundingfn): Assert that
197 fallback_fndecl is not NULL_TREE.
199 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
201 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
202 * basic-block.h: Update the prototype for
203 purge_all_dead_edges.
204 * cfgexpand.c (tree_expand_cfg): Update a call to
205 purge_all_dead_edges.
206 * combine.c (combine_instructions): Likewise.
207 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
208 rest_of_handle_cse2, rest_of_handle_gcse,
209 rest_of_handle_postreload): likewise.
211 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
214 * gimplify.c (gimplify_addr_expr): Compensate for removal of
215 e.g. cv-qualification conversions.
217 2005-04-14 Mike Stump <mrs@apple.com>
219 * config/darwin-c.c (framework_construct_pathname): We must
220 find all headers of a framework in the first instance of it
221 found in the seach path.
223 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
225 PR tree-optimization/21021
226 * tree-vrp.c (compare_values): Work around a bug in the front
227 end that produces a comparison of mismatched types.
229 2004-04-14 Richard Henderson <rth@redhat.com>
231 * config/ia64/ia64.h (enum fetchop_code): Remove.
232 (enum ia64_builtins): Move ...
233 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
234 members except BSP and FLUSHRS.
235 (ia64_init_builtins): Remove __sync builtins.
236 (ia64_expand_builtin): Likewise.
237 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
238 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
239 (ia64_expand_lock_release): Remove.
240 * config/ia64/ia64.md (mf): Move to sync.md.
241 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
242 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
243 * config/ia64/sync.md: New file.
244 (memory_barrier): Rename from mf.
245 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
246 (cmpxchg_acq_<I48MODE>): Likewise.
247 (sync_lock_test_and_set<I48MODE>): Likewise.
249 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
250 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
252 2004-04-14 Richard Henderson <rth@redhat.com>
254 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
255 (ix86_compare_emitted): New.
256 (ix86_expand_compare): Use ix86_compare_emitted if set.
257 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
258 and ix86_compare_op0 are set.
259 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
260 (TARGET_CMPXCHG, TARGET_XADD): New.
261 (ix86_compare_emitted): Declare.
262 * config/i386/i386.md: Include sync.md
263 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
264 (UNSPECV_XCHG, UNSPECV_LOCK): New.
265 * config/i386/sync.md: New file.
267 2004-04-14 Richard Henderson <rth@redhat.com>
270 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
271 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
272 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
273 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
274 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
275 BT_FN_I8_VPTR_I8_I8): New.
276 * builtins.def (DEF_SYNC_BUILTIN): New.
277 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
278 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
279 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
280 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
281 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
282 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
283 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
284 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
285 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
286 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
287 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
288 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
289 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
290 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
291 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
292 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
293 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
294 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
295 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
296 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
297 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
298 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
299 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
300 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
301 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
302 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
303 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
304 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
305 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
306 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
307 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
308 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
309 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
310 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
311 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
312 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
313 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
314 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
315 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
316 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
317 BUILT_IN_SYNCHRONIZE: New.
318 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
319 as a function. Accept __sync_ as a prefix as well.
320 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
321 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
322 expand_builtin_lock_release): New.
323 (expand_builtin): Call them.
324 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
325 neither BOTH_P nor FALLBACK_P are defined.
326 (builtin_type_for_size): New.
327 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
328 (resolve_overloaded_builtin): New.
329 * c-common.h (resolve_overloaded_builtin): Declare.
330 (builtin_type_for_size): Declare.
331 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
332 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
333 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
334 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
335 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
336 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
337 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
338 sync_compare_and_swap_cc, sync_lock_test_and_set,
339 sync_lock_release): New.
340 * optabs.h: Declare them.
341 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
342 expand_sync_operation, expand_sync_fetch_operation,
343 expand_sync_lock_test_and_set): Declare.
344 * genopinit.c (optabs): Add sync optabs.
345 * optabs.c (init_optabs): Initialize sync optabs.
346 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
347 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
348 expand_sync_operation, expand_sync_fetch_operation,
349 expand_sync_lock_test_and_set): New.
350 * doc/extend.texi (Atomic Builtins): New section
351 * doc/md.texi (Standard Names): Add sync patterns.
353 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
355 * tree-eh.c (lower_try_finally_copy): Generate new code in
356 response to goto_queue entries as if the queue was sorted by
358 (lower_try_finally_switch): Likewise.
360 2005-04-14 Richard Henderson <rth@redhat.com>
362 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
363 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
365 (ix86_expand_fp_movcc): Update to match.
366 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
367 * config/i386/i386-protos.h: Update.
368 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
369 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
371 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
373 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
376 2005-04-14 Julian Brown <julian@codesourcery.com>
378 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
379 link failures on ppc64 Linux.
381 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
383 * config.gcc: Set cpu_type for s390.
385 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
387 Fix PR tree-optimization/20963
388 * tree-ssa-pre.c (compute_avail): Remove special case for
390 (create_expression_by_pieces): Add value numbers for forced out
393 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
395 * config/cris/cris.md: Replace references to (reg:SI 16) with
396 (reg:SI CRIS_SRP_REGNUM).
398 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
400 PR tree-optimization/20657
401 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
402 create an appropriate range from it.
404 2005-04-14 Uros Bizjak <uros@kss-loka.si>
406 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
407 <UNSPEC_FIST_CEIL> case.
409 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
410 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
411 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
412 to implement lfloor and llfloor built-ins as x87 intrinsic function.
413 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
414 (lfloor<mode>2): New expanders.
415 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
416 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
417 to implement lceil and llceil built-ins as x87 intrinsic function.
418 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
419 (lceil<mode>2): New expanders.
421 2005-04-14 Uros Bizjak <uros@kss-loka.si>
423 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
424 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
426 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
429 * config/s390/s390-modes.def: Define TFmode.
431 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
433 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
434 (JUMP_TABLES_IN_TEXT_SECTION): Define.
435 * config/mips/mips.c (mips16_insn_length): Remove reference to
436 JUMP_TABLES_IN_TEXT_SECTION.
438 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
440 * simplify-rtx.c (simplify_binary_operation_1): Return
441 scalar or vector of constant 0, depending on the xor's
444 2005-04-13 Dale Johannesen <dalej@apple.com>
446 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
448 * objc/objc-act.c (objc_gimplify_expr): New.
449 (objc_get_callee_fndecl): New.
450 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
451 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
452 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
454 2005-04-13 Devang Patel <dpatel@apple.com>
456 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
459 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
461 CRIS prologue as RTL.
462 * config/cris/cris-protos.h (cris_emit_movem_store)
463 (cris_expand_prologue): Prototype.
464 * config/cris/cris.c (struct machine_function): New member
466 (cfa_label_num, cris_target_asm_function_prologue): Remove.
467 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
468 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
469 (cris_load_multiple_op, cris_return_address_on_stack)
470 (cris_return_address_on_stack_for_return): ISO-Cify.
471 (cris_store_multiple_op): New predicate function.
472 (cris_expand_prologue, cris_emit_movem_store): New functions.
473 (cris_print_operand) <case 'O'>: Handle modifications other than
475 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
476 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
477 (cris_gen_movem_load): Rearrange slightly to make local variable
478 src a parameter, removing osrc.
479 (cris_setup_incoming_varargs): Set machine_function member
480 stdarg_regs to correspond to the number of registers that need to
482 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
484 (PREDICATE_CODES): Add cris_store_multiple_op. Make
485 cris_general_operand_or_gotless_symbol accept UNSPEC.
486 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
487 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
488 ("*cris_store_multiple"): New pattern. Tweak common comment above
489 this and "*cris_load_multiple".
490 ("prologue"): New define_expand.
492 * config/cris/cris.md ("epilogue"): Conditionalize on
493 TARGET_PROLOGUE_EPILOGUE.
495 2005-04-13 Steve Ellcey <sje@cup.hp.com>
498 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
499 fpsr 0 instead of fpsr 1.
500 (divsf3_internal_thr): Ditto.
501 (divdf3_internal_lat): Ditto.
502 (divdf3_internal_thr): Ditto.
503 (divxf3_internal_lat): Ditto.
504 (divxf3_internal_thr): Ditto.
506 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
508 PR tree-optimization/20913
509 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
511 PR tree-optimization/20702
512 * tree-vrp.c (maybe_add_assert_expr): Recurse into
513 dominator children that haven't been walked into.
515 2005-04-13 Julian Brown <julian@codesourcery.com>
517 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
518 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
521 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
523 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
524 config/i386/sse.md: Fix comment typos.
526 * genattrtab.c (NULL_ATTR): Remove.
527 * ifcvt.c (NULL_EDGE): Likewise.
529 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
531 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
532 NOTE_PREDICT): Remove.
534 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
536 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
537 * configure: Regenerate.
538 * config.in: Likewise.
539 * system.h: Declare vsnprintf if not already declared.
541 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
543 * optc-gen.awk: Handle stand-alone Mask records.
544 * opth-gen.awk: Likewise.
545 * doc/options.texi (Option file format): Document them.
546 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
547 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
548 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
549 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
550 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
551 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
552 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
553 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
554 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
555 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
556 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
557 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
558 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
559 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
560 TARGET_LONG_DOUBLE_128): Likewise.
561 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
562 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
563 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
564 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
565 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
566 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
567 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
568 * config/sparc/sparc.c (fpu_option_set): New global.
569 (sparc_handle_option): New function.
570 (sparc_override_options): Test fpu_option_set.
571 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
572 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
573 * config/sparc/sparc.opt: New file.
574 * config/sparc/little-endian.opt: Likewise.
575 * config/sparc/long-double-switch.opt: Likewise.
577 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
579 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
580 (bfin_handle_options): Set it if -mshared-library-id= is seen.
581 * config/bfin/bfin.opt (mshared-library-id=): Lose
582 Var(bfin_lib_id_given).
584 2005-04-13 Matt Thomas <matt@3am-software.com>
586 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
589 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
591 * rtl.h (CLEAR_RTX_FLAGS): Remove.
593 * cgraphunit.c (INSNS_PER_CALL): Remove.
595 * tree-ssa-forwprop.c (vars,
596 record_single_argument_cond_exprs,
597 substitute_single_use_vars): Remove.
598 (forward_propagate_into_cond_1, forward_propagate_into_cond):
600 (tree_ssa_forward_propagate_single_use_vars): Call
601 forward_propagate_into_cond for each COND_EXPR.
603 * tree-inline.c (INSNS_PER_STMT): Remove.
605 2005-04-12 Richard Henderson <rth@redhat.com>
607 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
608 (ix86_expand_sse_fp_minmax): ... from ...
609 (ix86_expand_fp_movcc): ... here.
610 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
611 * config/i386/i386-protos.h: Update.
612 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
613 (sse_setccsf, sse_setccdf): Allow before reload.
614 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
615 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
616 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
617 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
618 (anddf3, nanddf3, iordf3, xordf3): New.
620 2005-04-12 Jeff Law <law@redhat.com>
622 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
623 (tree-ssa-uncprop.o): Add dependencies.
624 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
625 * tree-flow.h (remove_useless_stmts): Remove prototype.
626 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
627 remove_useless_stmts.
628 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
629 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
630 * tree-pass.h (pass_uncprop): Declare.
631 * tree-ssa-uncprop.c: New file.
633 2005-04-12 James E. Wilson <wilson@specifixinc.com>
636 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
638 2005-04-12 Caroline Tice <ctice@apple.com>
640 Temporary fix for partitioning problems.
641 * passes.c (rest_of_handle_final): Remove code that
642 frees unlikely_text_section_name,
643 * varasm.c (assemble_start_function): Test for partitioning
644 flag before writing out section labels.
645 (assemble_end_function): Test for partitioning flag before
646 writing out section labels.
648 2005-04-12 Steven Bosscher <stevenb@suse.de>
649 Stuart Hastings <stuart@apple.com>
650 Jan Hubicka <jh@suse.cz>
652 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
653 references to gt-tree-cfg.h.
654 * basic-block.h (struct basic_block_def): Don't skip rbi
655 for garbage collection.
656 (struct reorder_block_def): Make GTY-able.
657 (struct control_flow_graph): New structure.
658 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
659 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
660 but instead defines to the control_flow_graph for cfun.
661 (label_to_block_map): New define, points to the label map of
662 the control_flow_graph for cfun.
663 (n_edges_for_function, n_basic_blocks_for_function,
664 last_basic_block_for_function, basic_block_info_for_function,
665 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
666 basic_block_info_for_function, label_to_block_map_for_function):
667 Counterparts for the above, taking a struct function as an extra
669 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
670 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
671 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
672 (alloc_rbi_pool, free_rbi_pool): Remove.
673 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
674 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
676 (cfg_layout_finalize) ... and don't free it here.
677 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
679 * flow.c (free_basic_block_vars): Set label_to_block_map and
681 * function.h (struct function): Add cfg field.
682 * function.c (allocate_struct_function): Allocate the cfg.
683 * tree-cfg.c (label_to_block_map): Remove.
684 (build_tree_cfg): Don't allocate the rbi pool here...
685 (delete_tree_cfg_annotations): ...and don't free it here.
686 Also don't nullify label_to_block_map for cfun.
688 2005-04-12 Caroline Tice <ctice@apple.com>
690 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
691 Revert my patch from April 9.
692 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
693 (reorder_basic_blocks): Revert my patch from April 9.
694 (insert_section_boundary_note): Revert my patch from April 9.
695 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
696 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
697 (COLD_END_LABEL): Revert my patch from April 9.
698 (cold_text_section_label): Revert my patch from April 9.
699 (cold_end_label): Revert my patch from April 9.
700 (dwarf2out_switch_text_section): Revert my patch from April 9.
701 (output_aranges): Revert my patch from April 9.
702 (output_ranges): Revert my patch from April 9.
703 (output_line_info): Revert my patch from April 9.
704 (add_location_or_const_value_attribute): Revert my patch from April 9.
705 (dwarf2out_var_location): Revert my patch from April 9.
706 (dwarf2out_init): Revert my patch from April 9.
707 (dwarf2out_finish): Revert my patch from April 9.
708 * function.h (struct function): Revert my patch from April 9.
709 * opts.c (decode_options): Revert my patch from April 9.
710 * output.h (unlikely_section_label, hot_section_label,
711 hot_section_end_label, cold_section_end_label,
712 unlikely_text_section_name): Revert my patch from April 9.
713 * passes.c (rest_of_handle_final): Revert my patch from April 9.
714 * varasm.c (unlikely_section_label, hot_section_label,
715 hot_section_end_label, cold_section_end_label,
716 unlikely_text_section_name): Revert my patch from April 9.
717 (initialize_cold_section_name): Revert my patch from April 9.
718 (unlikely_text_section): Revert my patch from April 9.
719 (in_unlikely_text_section): Revert my patch from April 9.
720 (named_section): Revert my patch from April 9.
721 (function_section): Revert my patch from April 9.
722 (current_function_section): Revert my patch from April 9.
723 (assemble_start_function): Revert my patch from April 9.
724 (assemble_end_function): Revert my patch from April 9.
725 (default_section_type_flags_1): Revert my patch from April 9.
727 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
729 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
730 * config/sparc/sparc.md (untyped_call): Save the registers manually.
732 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
734 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
737 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
738 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
740 2004-04-12 Richard Henderson <rth@redhat.com>
742 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
743 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
744 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
745 (UNSPEC_*, UNSPECV_*): Renumber.
747 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
750 From Richard Henderson <rth@redhat.com>:
751 * tree-mudflap.c (mf_build_check_statement_for): Correct block
754 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
756 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
758 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
760 * config/bfin/bfin.c (bfin_library_id_string): Remove.
761 (bfin_library_id): New variable.
762 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
763 instead of bfin_library_id_string.
764 (bfin_handle_option): New function.
765 (override_options): Remove most code to deal with shared library IDs,
766 just check they aren't used without -mid-shared-library.
767 (TARGET_HANDLE_OPTION): Define.
768 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
769 * config/bfin/bfin.opt (mshared-library-id=): New.
771 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
773 * tree-vect-transform.c: Fix comment typos.
775 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
777 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
778 split critical edges when not possible/profitable.
780 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
782 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
783 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
784 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
785 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
786 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
787 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
788 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
789 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
791 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
792 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
793 * config/ns32k/ns32k.opt: New file.
795 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
797 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
798 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
799 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
800 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
801 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
802 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
803 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
804 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
805 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
806 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
807 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
808 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
809 (MASK_COLDFIRE): Formatting fixes.
810 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
811 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
812 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
813 "_current_shared_library_a5_offset_".
814 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
815 (MASK_ALL_CPU_BITS): New macro.
816 (m68k_handle_option): New function.
817 (override_options): Remove handling of m68k_library_id_string.
818 * config/m68k/m68k.opt: New file.
819 * config/m68k/ieee.opt: New file.
821 2005-04-11 Mark Mitchell <mark@codesourcery.com>
823 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
824 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
825 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
826 (TARGET_CXX): Adjust accordingly.
827 * target.h (struct gcc_target): Remove epxort_class_data. Add
828 determine_class_data_visibility and class_data_always_comdat.
829 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
830 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
831 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
832 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
833 (arm_cxx_determine_class_data_visibility): New.
834 (arm_cxx_class_data_always_comdat): Likewise.
835 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
836 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
837 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
838 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
839 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
842 2005-04-11 Devang Patel <dpatel@apple.com>
844 * tree-data-ref.c (build_classic_dist_vector,
845 compute_subscript_distance): Make externally visible.
846 * tree-data-ref.h (build_classic_dist_vector,
847 compute_subscript_distance): Same.
848 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
849 Check distance vector against vectorization factor.
850 (vect_analyze_loop): Determine vectorizaion factor before
851 analyzing data dependences.
852 * tree-vectorizer.c (loops_num): Make it externally visible and
854 * tree-vectorizer.c (vect_loops_num): ... new name.
855 * tree-vectorizer.h (vect_loops_num): New.
857 2005-04-11 Devang Patel <dpatel@apple.com>
859 * tree-vect-analyze.c (vect_analyze_operations): Check
860 vectorizable codition.
861 * tree-vect-transform.c (vect_is_simple_cond): New function.
862 (vectorizable_condition): New function.
863 (vect_transform_stmt): Handle condition_vec_info_type.
864 * tree-vectorizer.h (enum stmt_vec_info_type): Add
865 condition_vec_info_type.
866 (vectorizable_condition): New.
868 2005-04-11 Geoffrey Keating <geoffk@apple.com>
870 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
871 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
872 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
874 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
875 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
877 * dwarf2out.c (output_line_info): Don't try to dereference
878 a NULL current_function_decl.
880 * config/t-slibgcc-darwin: Don't put shared libraries in
881 directories other than $(slibdir).
882 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
885 2005-04-11 Diego Novillo <dnovillo@redhat.com>
887 PR tree-optimization/20933
888 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
889 logic to reject aliases between read-only and writable
891 (may_alias_p): ... here.
892 (get_tmt_for): Do not associate read-only tags to pointers
893 whose pointed-to type is not read-only.
894 * tree-ssa.c (verify_ssa): Check that memory stores have at
895 least one V_MAY_DEF or V_MUST_DEF.
897 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
900 * configure.ac (gcc_UNLOCKED_FUNCS): New.
901 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
902 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
903 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
905 (fwrite_unlocked): Fix prototype.
907 * configure, config.in: Regenerate.
909 2005-04-11 David Edelsohn <edelsohn@gnu.org>
911 * tree-ssa-loop-im.c: Include real.h.
912 (determine_invariantness_stmt): If real division divisor is
913 invariant and flag_unsafe_math_optimizations enabled, generate
914 invariant reciprocal for hoisting.
915 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
917 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
919 Fix PR tree-optimization/20926
921 * tree-ssa-alias.c (add_type_alias): Handle subvars.
923 2005-04-11 Devang Patel <dpatel@apple.com>
925 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
928 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
930 * fold-const.c (fold_binary_op_with_conditional_arg):
931 use fold_buildN instead of "fold (buildN" in some
933 (fold_unary): Likewise.
934 (fold_binary): Likewise.
936 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
938 Fix PR tree-optimization/20612
939 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
941 (perfect_nestify): preheaderbb is *not* part of loop of the
944 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
946 * tree-ssa-alias.c (may_alias_p): If the variable
947 is a global variable and the pointer is parameter
948 and -fargument-noalias-global is used, then
949 the pointer cannot alias the variable.
951 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
953 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
954 * config/sparc/sparc.h: Likewise.
955 * config/sparc/sparc.md: Likewise.
957 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
959 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
961 * tree-vrp.c: Fix a comment typo.
963 2005-04-11 Diego Novillo <dnovillo@redhat.com>
965 PR tree-optimization/20920
966 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
967 SSA_NAME flows through an abnormal edge.
968 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
969 through abnormal edges.
970 (maybe_add_assert_expr): Likewise.
972 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
974 * config/s390/s390.h (s390_tune_string, s390_arch_string)
975 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
976 (s390_stack_size_string, s390_stack_guard_string, target_flags)
977 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
978 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
979 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
980 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
981 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
982 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
983 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
984 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
985 (TARGET_HANDLE_OPTION): Likewise.
986 (s390_tune): Initialize to PROCESSOR_max.
987 (s390_arch_string): Make static.
988 (s390_tune_string, s390_warn_framesize_string): Delete.
989 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
990 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
991 (s390_handle_arch_option, s390_handle_option): New functions.
992 (override_options): Remove parsing of option strings.
993 * config/s390/s390.opt: New file.
995 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
997 * tree-complex.c (expand_vector_operations): Call
998 update_stmt_if_modified.
1000 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1002 * tree-vect-analyze (vect_determine_vectorization_factor):
1003 Do not use GET_MODE_NUNITS.
1004 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1005 (vectorizable_load, vect_transform_loop): Likewise.
1007 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1009 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1010 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1011 * optabs.h (enum optab_index): Add new OTI_lceil.
1012 (lceil_optab): Define corresponding macro.
1013 * optabs.c (init_optabs): Initialize lceil_optab.
1014 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1015 and lceildi2 patterns.
1016 * builtins.c (expand_builtin_int_roundingfn): Handle
1017 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1018 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1019 BUILT_IN_LLCEIL{,F,L}.
1020 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1021 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1022 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1023 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1024 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1025 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1026 into lceil built-in function and (long long int)ceil{,f,l} into
1027 llceil built-in function.
1028 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1031 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1033 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1036 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1038 * config/arm/arm.c: Fix a comment typo.
1039 * doc/tree-ssa.texi: Fix a typo.
1041 2005-04-10 Steven Bosscher <stevenb@suse.de>
1043 * cselib.c (clear_table): Rename to cselib_clear_table.
1044 * cselib.h (cselib_clear_table): Add prototype.
1045 * gcse.c (gcse_main): Make 'f' argument unused.
1046 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1047 of each basic block instead.
1048 (compute_sets, compute_hash_table_work): Likewise.
1049 (constprop_register): Change int 'alter_jumps' argument to bool.
1050 (do_local_cprop): Likewise.
1051 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1052 the insn chain. Explicitly clear the cselib tables after finishing
1053 one basic block. Make sure there are no unterminated libcall blocks.
1054 Update compute_sets call.
1055 (cprop): Walk basic blocks instead of the insn chain.
1056 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1058 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1059 one_cprop_pass calls.
1061 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1063 * combine.c (combine_simplify_rtx): Remove a transformation that
1064 relies on an invalid assumption about rtl sign-extension semantics.
1066 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1068 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1069 to build_int_cst_wide.
1071 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1074 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1075 set the original address pseudo to the correct value before the
1076 original insn, if possible, and leave the insn alone, otherwise
1077 create a new pseudo, set it and replace it in the insn.
1078 * recog.c (validate_change_maybe_volatile): New.
1079 * recog.h (validate_change_maybe_volatile): Declare.
1081 2005-04-09 Caroline Tice <ctice@apple.com>
1083 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1084 Remove targetm.have_named_sections test.
1085 (fix_edges_for_rarely_executed_code): Likewise.
1086 (insert_section_boundary_note): Likewise.
1087 (reorder_basic_blocks): Check partitioning flag before calling
1088 verify_hot_cold_block_grouping.
1089 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1090 the function struct rather than global variables.
1091 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1092 (COLD_END_LABEL): Likewise
1093 (cold_text_section_label): New static global variable.
1094 (cold_end_label): Likewise.
1095 (dwarf2out_switch_text_section): Get hot/cold section labels from
1096 the function struct rather than global variables.
1097 (output_aranges): Use cold_text_section_label and cold_end_label;
1098 check partitioning flag before putting out delta.
1099 (output_ranges): Remove incorrect code attempting to use
1101 (output_line_info): Get cold section label from function struct.
1102 (add_location_or_const_value_attribute): Likewise.
1103 (get_subprogram_die): Get hot/cold section labels from function struct.
1104 (dwarf2out_var_location): Likewise.
1105 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1106 write out cold_text_section_label if partition flag is set.
1107 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1108 * function.h (struct function): Add new fields to point to hot/cold
1109 section labels: hot_section_label, cold_section_label,
1110 hot_section_end_label and cold_section_end_label; also add new field
1111 for cold text section name, unlikely_text_section_name.
1112 * opts.c (decode_options): Turn off partitioning flag if
1113 !targetm.have_named_sections.
1114 * output.h (hot_section_label): Remove.
1115 (hot_section_end_label): Remove.
1116 (cold_section_end_label): Remove.
1117 (unlikely_section_label): Remove.
1118 (unlikely_text_section_name): Remove.
1119 * passes.c (rest_of_handle_final): Remove code that frees
1120 unlikely_text_section_name.
1121 * varasm.c (unlikely_section_label): Remove.
1122 (hot_section_label): Remove.
1123 (hot_section_end_label): Remove.
1124 (cold_section_end_label): Remove.
1125 (unlikely_text_section_name): Remove.
1126 (initialize_cold_section_name): Modify to call
1127 targetm.strip_name_encoding; to store cold section name in current
1128 function struct, if it exists; and to only use the decl_section_name
1129 if flag_named_sections is true.
1130 (unlikely_text_section): Modify to get section name out of current
1131 function struct, if there is one; otherwise build it from
1132 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1133 (in_unlikely_text_section): Likewise.
1134 (named_section): Modify to get/put cold section name in current function
1135 struct, if there is one.
1136 (function_section): Change 'bool unlikely' to 'int reloc'; check
1137 targetm.have_named_sections before calling named_section.
1138 (current_function_section): Likewise.
1139 (assemble_start_function): Modify to get/put unlikely_text_section_name
1140 in current function struct; modify to get hot/cold section labels
1141 from function struct; initialize labels using
1142 ASM_GENERATE_INTERNAL_LABEL;
1143 test partitioning flag before writing out hot section label.
1144 (assemble_end_function): Test partitioning flag before writing out
1145 hot/cold section labels.
1146 (default_section_type_flags_1): Modify to use array instead of
1147 char* for unlikely_text_section_name; set flags correctly for
1148 cold text section if there is not a current function decl.
1150 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1152 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1153 and TI_VA_LIST_FPR_COUNTER_FIELD.
1154 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1155 * tree-pass.h (pass_stdarg): Add.
1156 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1157 * tree-stdarg.c: New file.
1158 * tree-stdarg.h: New file.
1159 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1160 (tree-stdarg.o): Add dependencies.
1161 * function.h (struct function): Add va_list_gpr_size and
1162 va_list_fpr_size fields.
1163 * function.c (allocate_struct_function): Initialize them.
1164 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1165 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1166 (TARGET_INITIALIZER): Add it.
1168 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1169 va_list_{g,f}pr_counter_field.
1170 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1171 area will not be used. Only save registers that tree-stdarg.c
1172 detected they need saving.
1173 (ix86_va_start): Don't set up fields that won't be used.
1175 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1176 va_list_{g,f}pr_counter_field.
1177 (setup_incoming_varargs): Don't do anything if reg_save
1178 area will not be used. Only save registers that tree-stdarg.c
1179 detected they need saving.
1180 (rs6000_va_start): Don't set up fields that won't be used.
1182 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1183 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1184 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1185 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1187 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1190 * config/i386/i386.c (construct_container): Pass empty aligned
1191 struct, union or class in memory.
1193 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1195 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1196 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1197 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1198 config/rs6000/predicates.md: Fix comment typos.
1200 * sched-int.h (haifa_insn_data): Remove blockage and units.
1201 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1202 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1203 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1205 2005-04-09 Jan Hubicka <jh@suse.cz>
1206 Steven Bosscher <stevenb@suse.de>
1208 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1209 * cfgloop.c (get_loop_exit_edges): Likewise.
1210 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1212 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1213 * tree-cfg.c (dump_cfg_status): Likewise.
1215 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1217 * config/rs6000/predicates.md (altivec_register_operand): Remove
1218 redundant match_code test.
1219 (gpc_reg_operand): Same.
1220 (cc_reg_operand): Same.
1221 (cc_reg_not_cr0_operand): Same.
1223 2005-04-09 Jan Hubicka <jh@suse.cz>
1225 Forgotten hunk from my last merge patch:
1226 * final.c (output_addr_const): Do not call mark_referenced.
1228 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1230 * doc/tree-ssa.texi: Add immediate use documentation.
1232 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1234 * arm.c (FL_WBUF): Define.
1235 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1236 (arm_is_6_or_7): Delete.
1237 (arm_tune_wbuf): New.
1238 (arm_override_options): Set arm_tune_wbuf.
1239 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1240 (arm_is_6_or_7): Delete declaration.
1241 (arm_tune_wbuf): New declartion.
1242 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1243 (model_wbuf): Derive from arm_tune_wbuf.
1244 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1245 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1246 (arm740t): Mark CPUs as having a write buffer.
1248 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1250 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1251 of 'const_double_operand' in operand 2 constraints. Update enable
1254 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1256 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1257 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1258 * optabs.h (enum optab_index): Add new OTI_lfloor.
1259 (lfloor_optab): Define corresponding macro.
1260 * optabs.c (init_optabs): Initialize lfloor_optab.
1261 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1262 and lfloordi2 patterns.
1263 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1264 (expand_builtin_int_roundingfn): New function.
1265 (fold_builtin_int_roundingfn): New prototype.
1266 (fold_builtin_int_roundingfn): New function, renamed from
1267 fold_builtin_lround.
1268 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1269 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1270 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1271 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1272 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1273 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1274 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1275 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1276 into lfloor built-in function and (long long int)floor{,f,l} into
1277 llfloor built-in function.
1278 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1281 2005-04-08 Ian Lance Taylor <ian@airs.com>
1283 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1284 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1285 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1286 (DO_COND, DO_BODY): Likewise.
1287 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1288 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1289 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1290 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1291 (build_continue_stmt, build_break_stmt): Don't declare.
1292 (c_do_switch_warnings): Update declaration.
1293 * c-gimplify.c (enum bc_t): Remove.
1294 (struct c_gimplify_ctx, ctxp): Remove.
1295 (push_context, pop_context): Remove static functions.
1296 (c_genericize): Don't call push_context or pop_context.
1297 (begin_bc_block, finish_bc_block): Remove static functions.
1298 (build_bc_goto): Likewise.
1299 (gimplify_c_loop): Likewise.
1300 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1301 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1302 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1303 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1304 * c-common.c (c_do_switch_warnings): Rename from
1305 c_do_switch_warnings_1.
1306 (c_do_switch_warnings) [old version]: Remove.
1307 (c_do_switch_expr_warnings): Remove.
1308 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1309 function instead of c_do_switch_expr_warnings.
1310 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1311 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1312 * c-pretty-print.c (pp_c_statement): Likewise.
1313 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1315 2005-04-08 Devang Patel <dpatel@apple.com>
1317 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1318 While selecting replacement condition pay attention to loop header.
1320 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1322 Merge from tree-cleanup-branch: VRP, store CCP, store
1323 copy-prop, incremental SSA updating of FUD chains and
1324 newly exposed symbols.
1326 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1327 (OBJS-common): Add tree-vrp.o.
1328 (tree-vrp.o): New rule.
1329 * basic-block.h (nearest_common_dominator_for_set): Declare.
1330 * common.opt (ftree-store-ccp): New flag.
1331 (ftree-copy-prop): New flag.
1332 (ftree-vrp): New flag.
1333 (ftree-store-copy-prop): New flag.
1334 * dominance.c (nearest_common_dominator_for_set): New.
1335 * domwalk.c (walk_dominator_tree): Only traverse
1336 statements in blocks marked in walk_data->interesting_blocks.
1337 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1338 * fold-const.c (fold): Handle ASSERT_EXPR.
1339 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1340 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1341 flag_tree_vrp at -O2.
1342 * timevar.def (TV_TREE_VRP): Define.
1343 (TV_TREE_COPY_PROP): Define.
1344 (TV_TREE_STORE_COPY_PROP): Define.
1345 (TV_TREE_SSA_INCREMENTAL): Define.
1346 (TV_TREE_STORE_CCP): Define.
1347 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1348 to kill_redundant_phi_nodes from comment.
1349 (verify_expr): Handle ASSERT_EXPR.
1350 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1351 argument. Update all users.
1352 (mark_call_clobbered_vars_to_rename): Remove. Update all
1354 * tree-flow-inline.h (unmodifiable_var_p): New.
1355 * tree-flow.h (enum value_range_type): Declare.
1356 (struct value_range_def): Declare.
1357 (value_range): Declare.
1358 (remove_all_phi_nodes_for): Remove. Update all users.
1359 (find_phi_node_for): Declare.
1360 (add_type_alias): Declare.
1361 (count_uses_and_derefs): Declare.
1362 (kill_redundant_phi_nodes): Remove.
1363 (rewrite_into_ssa): Remove.
1364 (rewrite_def_def_chains): Remove.
1365 (update_ssa, register_new_name_mapping, create_new_def_for,
1366 need_ssa_update_p, name_registered_for_update_p,
1367 release_ssa_name_after_update_ssa, dump_repl_tbl,
1368 debug_repl_tbl, dump_names_replaced_by,
1369 debug_names_replaced_by, mark_sym_for_renaming,
1370 mark_set_for_renaming, get_current_def, set_current_def,
1371 get_value_range, dump_value_range, debug_value_range,
1372 dump_all_value_ranges, debug_all_value_ranges,
1373 expr_computes_nonzero, loop_depth_of_name,
1374 unmodifiable_var_p): Declare.
1375 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1377 * tree-into-ssa.c (block_defs_stack): Update comment.
1378 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1379 syms_to_rename, names_to_release, repl_tbl,
1380 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1381 need_to_replace_names_p): New locals.
1382 (NAME_SETS_GROWTH_FACTOR): Define.
1383 (struct repl_map_d): Declare.
1384 (struct mark_def_sites_global_data): Add field
1386 (enum rewrite_mode): Declare.
1387 (REGISTER_DEFS_IN_THIS_STMT): Define.
1388 (compute_global_livein): Use last_basic_block instead of
1390 (set_def_block): Remove last argument. Update all callers.
1391 (prepare_use_operand_for_rename): Remove. Update all callers.
1392 (prepare_def_operand_for_rename): Remove. Update all callers.
1393 (symbol_marked_for_renaming): New.
1396 (repl_map_hash): New.
1398 (repl_map_free): New.
1399 (names_replaced_by): New.
1400 (add_to_repl_tbl): New.
1401 (add_new_name_mapping): New.
1402 (mark_def_sites): Assume that all the operands in the
1403 statement are in normal form.
1404 (find_idf): Assert that the block in the stack is valid.
1405 (get_default_def_for): New.
1406 (insert_phi_nodes_for): Add new argument 'update_p'.
1408 If update_p is true, add a new mapping between the LHS of
1409 each new PHI and the name that it replaces.
1410 (insert_phi_nodes_1): Only call find_idf if needed.
1411 (get_reaching_def): Call get_default_def_for.
1412 (rewrite_operand): Remove.
1413 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1414 and REWRITE_THIS_STMT are false.
1415 Assume that all the operands in the statement are in
1417 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1418 (rewrite_virtual_phi_arguments): Remove.
1419 (invalidate_name_tags): Remove.
1420 (register_new_update_single, register_new_update_set,
1421 rewrite_update_init_block, replace_use,
1422 rewrite_update_fini_block, rewrite_update_stmt,
1423 rewrite_update_phi_arguments): New.
1424 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1425 Add arguments 'entry', 'what' and 'blocks'.
1426 Initialize the dominator walker according to 'what' and
1428 Start the dominator walk at 'entry'.
1429 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1430 Use it to configure the dominator walker.
1431 (rewrite_into_ssa): Remove argument 'all'.
1433 (rewrite_all_into_ssa): Remove.
1434 (rewrite_def_def_chains): Remove.
1435 (mark_def_interesting, mark_use_interesting,
1436 prepare_phi_args_for_update, prepare_block_for_update,
1437 prepare_def_site_for, prepare_def_sites,
1438 dump_names_replaced_by, debug_names_replaced_by,
1439 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1440 delete_update_ssa, create_new_def_for,
1441 register_new_name_mapping, mark_sym_for_renaming,
1442 mark_set_for_renaming, need_ssa_update_p,
1443 name_registered_for_update_p, ssa_names_to_replace,
1444 release_ssa_name_after_update_ssa,
1445 insert_updated_phi_nodes_for, update_ssa): New.
1446 * tree-loop-linear.c (linear_transform_loops): Call
1447 update_ssa instead of rewrite_into_ssa.
1448 * tree-optimize.c (vars_to_rename): Remove.
1450 (init_tree_optimization_passes): Replace
1451 pass_redundant_phi with pass_copy_prop.
1453 Replace pass_ccp with pass_store_ccp.
1454 Add pass_store_copy_prop after pass_store_ccp.
1455 (execute_todo): If the TODO_ flags don't include updating
1456 the SSA form, assert that it does not need to be updated.
1457 Call update_ssa instead of rewrite_into_ssa and
1458 rewrite_def_def_chains.
1459 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1460 (tree_rest_of_compilation):
1461 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1462 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1463 TODO_cleanup_cfg): Renumber.
1464 (TODO_verify_loops, TODO_update_ssa,
1465 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1466 TODO_update_ssa_only_virtuals): Define.
1467 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1469 * tree-phinodes.c (make_phi_node): Update documentation.
1470 (remove_all_phi_nodes_for): Remove.
1471 (find_phi_node_for): New.
1472 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1473 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1474 (interpret_rhs_modify_expr): Likewise.
1475 * tree-sra.c (decide_instantiations): Mark all symbols in
1476 SRA_CANDIDATES for renaming.
1477 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1478 (mark_all_v_defs): New function. Update all users to call it
1479 with the whole list of scalarized statements, not just the
1481 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1482 (compute_flow_insensitive_aliasing): If the tag is
1483 unmodifiable and the variable isn't or vice-versa, don't
1484 make them alias of each other.
1485 (setup_pointers_and_addressables): If the type tag for
1486 VAR is about to change, mark the old one for renaming.
1487 (add_type_alias): New.
1488 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1489 (ccp_lattice_t): Rename from latticevalue.
1490 (value): Remove. Update all users.
1491 (const_val): New local variable.
1492 (do_store_ccp): New local variable.
1493 (dump_lattice_value): Handle UNINITIALIZED.
1494 (debug_lattice_value): New.
1495 (get_default_value): Re-write.
1496 (set_lattice_value): Re-write.
1497 (def_to_varying): Remove. Update all users.
1498 (likely_value): Return VARYING for statements that make
1499 stores when STORE_CCP is false.
1500 Return VARYING for any statement other than MODIFY_EXPR,
1501 COND_EXPR and SWITCH_EXPR.
1502 (ccp_initialize): Re-write.
1503 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1504 Move to tree-ssa-propagate.c.
1505 (ccp_lattice_meet): Handle memory stores when
1506 DO_STORE_CCP is true.
1507 (ccp_visit_phi_node): Likewise.
1508 (ccp_fold): Likewise.
1509 (evaluate_stmt): Likewise.
1510 (visit_assignment): Likewise.
1511 (ccp_visit_stmt): Likewise.
1512 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1516 (do_ssa_store_ccp): New.
1517 (gate_store_ccp): New.
1518 (pass_store_ccp): Declare.
1519 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1520 (may_propagate_copy): Reformat.
1521 Don't abort if ORIG is a virtual and DEST isn't.
1522 If NEW does not have alias information but DEST does,
1524 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1525 copy_prop_kind, which_copy_prop): Declare.
1526 (stmt_may_generate_copy, get_copy_of_val,
1527 get_last_copy_of, set_copy_of_val, dump_copy_of,
1528 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1529 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1530 init_copy_prop, fini_copy_prop, execute_copy_prop,
1531 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1532 store_copy_prop): New.
1533 (pass_copy_prop, pass_store_copy_prop): Declare.
1534 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1535 'num_const_prop' and 'num_copy_prop'.
1536 (cprop_operand): Update them.
1537 (dump_dominator_optimization_stats): Dump them.
1538 (tree_ssa_dominator_optimize): Call update_ssa instead of
1540 (loop_depth_of_name): Declare extern.
1541 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1542 values for LOW or HIGH.
1543 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1544 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1545 (cprop_operand): Only propagate if VAL != OP.
1546 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1547 statement for renaming.
1548 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1549 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1550 add_type_alias if necessary.
1551 Call mark_new_vars_to_rename.
1552 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1553 mark every statement updated, call update_ssa and
1554 rewrite_into_loop_closed_ssa.
1555 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1556 from LIVEIN if VAR is a virtual.
1557 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1558 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1559 (get_call_expr_operands): Reformat statement.
1560 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1562 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1563 SSA_NAME_VALUE for every name.
1564 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1565 get_value_loaded_by): New.
1566 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1567 substitute_and_fold): Move from tree-ssa-ccp.c.
1568 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1569 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1570 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1572 * tree-ssa.c (verify_use): Fix error message.
1573 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1574 check_phi_redundancy, kill_redundant_phi_nodes,
1575 pass_redundant_phi): Remove. Update all users.
1576 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1577 add_type_alias, if necessary.
1578 * tree-vectorizer.h (struct _stmt_vect_info): Update
1579 documentation for field 'memtag'.
1580 * tree-vrp.c: New file.
1581 * tree.def (ASSERT_EXPR): Define.
1582 * tree.h (ASSERT_EXPR_VAR): Define.
1583 (ASSERT_EXPR_COND): Define.
1584 (SSA_NAME_VALUE_RANGE): Define.
1585 (struct tree_ssa_name): Add field 'value_range'.
1586 (PHI_REWRITTEN): Remove.
1587 (struct tree_phi_node): Remove field 'rewritten'.
1588 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1589 -ftree-store-copy-prop): Document.
1590 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1591 Document usage of update_ssa.
1593 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1596 * config/rs6000/predicates.md (altivec_register_operand): Accept
1598 (and64_operand): Do not limit CONST_INT to mask64_operand.
1599 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1600 (and_operand): Do not limit CONST_INT to mask_operand.
1602 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1604 PR rtl-optimization/20466
1605 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1606 for overlap of the address of each list member.
1607 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1609 2005-04-08 Mike Stump <mrs@apple.com>
1611 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1613 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1616 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1618 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1620 * function.c (push_function_context_to): Don't set
1622 * function.h (function): Remove contains_functions.
1623 (current_function_contains_functions): Remove.
1625 * function.h (function): Remove instrument_entry_exit.
1626 (current_function_instrument_entry_exit): Remove.
1628 * function.h (nonlocal_labels): Remove.
1630 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1632 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1633 (check_attr_value, write_attr_get, write_expr_attr_cache,
1634 find_attr, make_internal_attr): Don't reference negative_ok or
1636 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1637 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1638 (ATTR_STATIC): Adjust the value.
1640 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1642 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1644 * config/s390/tpf.h (ASM_SPEC): Define.
1646 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1648 * tree-flow.h: Remove the prototype for
1649 redirect_immediate_uses.
1650 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1652 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1654 * arm.c (arm_const_double_by_parts): New function.
1655 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1656 * arm.md (define_split for 64-bit constants): Add another one.
1658 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1660 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1662 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1664 * system.h: Revert last change.
1666 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1668 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1669 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1670 (TARGET_SWITCHES): Delete.
1671 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1672 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1673 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1674 * config/xtensa/xtensa.opt: New file.
1676 2005-04-08 Ben Elliston <bje@au.ibm.com>
1678 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1679 * config/fp-bit.h: Tidy comments.
1681 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1683 * system.h: Poison PARAMS.
1685 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1687 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1688 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1689 (TARGET_SWITCHES): Delete.
1690 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1691 * config/vax/vax.opt: New file.
1693 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1695 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1697 2005-04-07 Ian Lance Taylor <ian@airs.com>
1699 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1701 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1702 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1705 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1707 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1708 all immediate uses in PHI nodes.
1710 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1712 * arm.c (arm_const_double_inline_cost): Handle any constant by
1713 using gen_lowpart and gen_highpart_mode.
1714 (note_invalid_constants): All constants in an RTX with a constraint
1715 that permits memory are now pushed to the constant pool.
1716 (output_move_double): Delete code to handle reg to reg and
1717 constant to reg moves.
1718 (const_double_needs_minipool, output_mov_immediate): Delete.
1719 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1720 CONST_INT and CONST_VECTOR.
1721 * arm.md (ANY64): New mode macro.
1722 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1723 (movdf_soft_insn): Split reg-reg and const-reg moves.
1724 (split patterns for 64-bit constant and register moves): New.
1725 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1726 (cirrus_movdf_hard_insn): Likewise.
1727 * fpa.md (movdf_fpa): Likewise.
1728 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1729 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1731 (movv2si_internal_2): Likewise.
1732 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1733 (movdf_vfp): Likewise.
1734 * arm-protos.h (output_mov_immediate): Delete prototype.
1736 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1739 * simplify-rtx.c (simplify_unary_operation_1): Check
1740 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1742 2005-04-06 James E Wilson <wilson@specifixinc.com>
1745 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1748 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1750 * coverage.h (GCOV_TYPE_NODE): Delete.
1751 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1752 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1753 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1754 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1755 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1757 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1760 * Makefile.in (gcc.pot): Remove options.c dependency.
1761 * optc-gen.awk: Don't quote help strings with N_().
1763 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1765 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1766 the function returns a pointer type.
1768 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1770 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1771 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1772 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1773 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1774 explicit_uses members.
1775 (get_or_create_used_part_for): Initialize new fields.
1776 (fieldoff_compare): New function.
1777 (create_overlap_variables_for): Count number of fields, use
1778 heuristic to determine whether to create subvars for vars with
1780 Sort the field list by offset and avoid creating duplicate SFT's.
1782 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1784 * c.opt (-F): Remove trailing whitespace from help string.
1785 (-finput-charset): Use a tab to separate the switch name and help
1787 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1788 (-ftree-vectorizer-verbose): Likewise.
1790 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1792 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1793 a PHI argument where a use occurs instead of all PHI arguments.
1795 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1797 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1800 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1802 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1803 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1804 config/bfin/bfin.h: Fix comment typos.
1806 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1808 * doc/install.texi: Update the URL for Jacks.
1809 * doc/sourcebuild.texi: Likewise.
1811 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1814 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1815 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1817 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1819 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1821 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1823 * config/v850/v850-protos.h (override_options): Delete.
1824 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1825 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1826 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1827 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1828 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1829 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1830 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1831 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1832 (OVERRIDE_OPTIONS): Delete.
1833 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1834 (small_memory_info): Remove the value field.
1835 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1837 * config/v850/v850.c (small_memory): Remove the value field.
1838 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1839 (override_options): Delete.
1840 (v850_handle_memory_option, v850_handle_option): New functions.
1841 * config/v850/v850.opt: New file.
1843 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1845 * config.host: Add a section for generic hosts, and a subsection
1846 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1847 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1848 * config/host-darwin.h: New.
1849 * config/x-darwin: New.
1850 * config/i386/host-i386-darwin.c: New.
1851 * config/i386/x-darwin: New.
1852 * config/rs6000/host-darwin.c: Include host-darwin.h.
1853 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1854 (darwin_rs6000_gt_pch_use_address): Likewise.
1855 * config/rs6000/x-darwin: Change name of .o built, update
1856 dependencies for changes to rs6000/host-darwin.c.
1858 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1861 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1863 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1865 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1866 split_loop_exit_edge instead of loop_split_edge_with.
1868 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1870 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1871 UNSPEC_SET_VSCR): New constants, used throughout.
1873 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1875 (altivec_vspltis<VI_char>): ... this pattern, using
1876 a QImode const_int_operand for the immediate.
1877 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1880 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1883 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1885 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1887 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1889 2005-04-06 Ben Elliston <bje@au.ibm.com>
1891 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1892 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1893 macros as living in "this file" and not gcc.h.
1895 2005-04-06 Ben Elliston <bje@au.ibm.com>
1897 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1898 -ftree-live_range_split. Perhaps renamed at some point?
1900 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1903 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1904 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1906 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1908 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1909 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1910 (number_of_iterations_special): New function.
1911 (number_of_iterations_exit): Use number_of_iterations_special.
1912 Use simplify_using_outer_evolutions only at -O3.
1913 (number_of_iterations_cond, tree_simplify_using_condition,
1914 simplify_using_initial_conditions, loop_niter_by_eval,
1915 compare_trees, can_count_iv_in_wider_type_bound,
1916 simplify_using_outer_evolutions): Use fold_build.
1918 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1920 * doc/install.texi (Configuration): Document --with-java-home.
1922 2005-04-05 Richard Henderson <rth@redhat.com>
1926 * config/i386/i386.c (print_operand): Handle vector zeros.
1927 (ix86_split_to_parts): Handle CONST_VECTOR.
1928 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1929 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1930 what modes to tie for MMX and SSE registers.
1931 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1932 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1933 to vector modes as well.
1934 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1935 properly as an input mode.
1937 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1939 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1941 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1943 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1945 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1947 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1948 and local functions, set sse_nregs to 8 and float_in_sse.
1949 (function_arg_advance, function_arg): If float_in_sse, pass
1950 SFmode and DFmode arguments in SSE registers.
1951 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1953 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1954 of -funit-at-a-time.
1956 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1958 * config/i386/i386-protos.h (ix86_function_value): Accept two
1959 arguments, like the target macro.
1960 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1961 * config/i386/i386.c (ix86_function_value): Accept the second
1962 argument of the target macro.
1963 (ix86_function_ok_for_sibcall): Pass a function pointer to
1964 ix86_function_value.
1965 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1966 call to ix86_value_regno).
1967 (ix86_value_regno): Add support for returning floating point values
1970 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1972 PR tree-optimization/20076
1973 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1974 that call __builtin_return or __builtin_apply_args.
1976 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1978 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1979 Use immediate use iterator.
1980 (stmt_is_bumper_for_loop): Use immediate use iterator.
1981 * predict.c (strip_builtin_expect): Use update_stmt.
1982 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1983 on all elements of a STATEMENT_LIST.
1984 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1985 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1986 (bsi_replace): Mark stmt as modified and the update it.
1987 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1988 (expand_complex_libcal): Call update_stmt.
1989 (expand_complex_comparison): Call mark_stmt_modified.
1990 (expand_complex_operations_1): Call update_stmt_if_modified.
1991 (expand_vector_operations_1): Call mark_stmt_modified.
1992 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1993 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1994 add_immediate_use, redirect_immediate_use,
1995 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1996 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1997 (mark_new_vars_to_rename): Call update_stmt.
1998 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1999 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2001 (unmodify_stmt): Delete.
2002 (update_stmt): New. Force an update of a stmt.
2003 (update_stmt_if_modified): update a stmt if it is out of date.
2004 (get_stmt_operands): Verify stmt is NOT modified.
2005 (stmt_modified_p): Update comment.
2006 (delink_imm_use): Remove a use node from its immuse list.
2007 (link_imm_use_to_list): Link a use node to a specific list.
2008 (link_imm_use): Link a node to the correct list.
2009 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2010 it in the correct list, if appropriate.
2011 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2012 (relink_imm_use): Link a use node in place of another node in a list.
2013 (relink_imm_use_stmt): LInk a node in place of another node, and set
2015 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2016 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2017 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2018 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2019 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2020 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2021 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2022 (has_zero_uses): New. Return true if there are no uses of a var.
2023 (has_single_use): New. Return true if there is only a single use of a
2025 (single_imm_use): New. Return the simgle immediate use.
2026 (num_imm_uses): New. Return the number of immediate uses.
2027 (get_v_must_def_ops): Use is now a pointer.
2028 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2029 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2031 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2032 (delink_stmt_imm_use): Delink all immuses from a stmt.
2033 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2034 * tree-flow.h (struct dataflow_d): Delete.
2035 (immediate_use_iterator_d): New. Immediate use iterator struct.
2036 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2037 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2038 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2040 (struct stmt_ann_d): Remove dataflow_t from struct.
2041 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2042 (if_convertible_phi_p): Use FAST immuse iterator.
2043 (if_convertible_loop_p): Don't call compute_immediate_uses.
2044 (replace_phi_with_cond_modify_expr): Call update_stmt.
2045 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2046 update_stmt_if_modified.
2047 (rewrite_all_into_ssa): Initialize ssa operands.
2048 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2049 compute_immediate_uses.
2050 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2051 ssa_property is available.
2052 (execute_one_pass): Change parameters passed to execute_todo.
2053 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2054 (remove_ssa_form): Call fini_ssa_operands.
2055 (insert_backedge_copies): Delete call to modify_stmt.
2056 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2057 (release_phi_node): Delink any use nodes before releasing.
2058 (resize_phi_node): Relink any use nodes.
2059 (remove_phi_arg_num): Delink the use node.
2060 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2061 (remove_all_phi_nodes_for): Release phi node first.
2062 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2063 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2064 (scalarize_use, scalarize_copy): Call update_stmt.
2065 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2066 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2067 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2068 (ccp_initialize): Remove call to compute_immediate_uses.
2069 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2070 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2072 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2073 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2074 (eliminate_redundant_computations): Call mark_stmt_modified.
2075 (cprop_operand): Call mark_stmt_modified.
2076 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2077 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2078 (dse_optimize_stmt): Use new immuse interface.
2079 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2080 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2081 (substitute_single_use_vars): Use new immuse interface.
2082 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2083 and compute_immediate_uses.
2084 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2086 (rewrite_mem_refs): Call update_stmt.
2087 (determine_lsm): Remove call to compute_imm_uses and free_df.
2088 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2089 (try_unroll_loop_completely): Call update_stmt.
2090 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2091 (rewrite_use_compare): Call update_stmt.
2092 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2093 (rewrite_use) : Call update_stmt.
2094 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2095 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2097 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2098 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2099 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2101 (initialize_vuse_operand): New. Initialize a vuse operand.
2102 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2103 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2104 (finalize_ssa_defs): Use stmt parameter.
2105 (correct_use_link): Ensure a use node is in the correct list, and has
2106 the correct stmt pointer.
2107 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2108 finalize_ssa_v_must_defs): Also initialize use nodes.
2109 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2110 (build_ssa_operands): Seperate parsing from final operand construction.
2111 (parse_ssa_operands): New. Parse entry point for operand building.
2112 (swap_tree_operands): New. Swap 2 tree operands.
2113 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2115 (get_expr_operands): Call swap_tree_operands when needed.
2116 (copy_virtual_operands): Use initialize routines for virtual use ops.
2117 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2118 (verify_abort): New. Issue imm_use error.
2119 (verify_imm_links): New Verify imm_use links for a var.
2120 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2121 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2122 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2123 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2124 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2125 (NULL_USE_OPERAND_P) Define.
2126 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2128 (struct vuse_operand_type): New struct.
2129 (SET_USE): Call set_ssa_use_from_ptr.
2131 (PHI_ARG_INDEX_FROM_USE): Define.
2132 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2133 argument via SET_USE, not PHI_ARG_DEF_TREE.
2134 * tree-ssa-pre.c (eliminate): Call update_stmt.
2135 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2137 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2138 (nearest_common_dominator_of_uses): Use imm_use iterator.
2139 (statement_sink_location): Use imm_use iterator and interface.
2140 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2141 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2142 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2143 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2144 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2145 if new parameter is true.
2146 (init_tree_ssa): Don't initialize operand cache here.
2147 (delete_tree_ssa): Don't destroy operand cache here.
2148 (propagate_into_addr): Pass in a use pointer, return true if anything
2150 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2151 (check_phi_redundancy): Use imm_use iterator.
2152 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2154 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2155 (release_ssa_name): Delink node and all elements in its imm_use list.
2156 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2157 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2158 * tree-vectorizer.c (need_imm_uses_for): Delete.
2159 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2160 * tree.h (struct ssa_imm_use_d): Define.
2161 (SSA_NAME_IMM_USE_NODE): Define.
2162 (struct tree_ssa_name): Add imm_use node.
2164 (PHI_ARG_IMM_USE_NODE): Define.
2165 (struct phi_arg_d): Add imm_use node.
2166 (struct tree_phi_node): Remove struct dataflow_d element.
2167 (TDF_STMTADDR): Define.
2169 2005-04-05 Dale Johannesen <dalej@apple.com>
2171 * doc/invoke.texi (Optimization Options): Remove
2172 duplicate -fcse-follow-jumps. Add -fweb.
2173 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2174 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2176 2005-04-05 Per Bothner <per@bothner.com>
2178 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2179 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2180 (warn_uninit): Get EXPR_LOCUS from context now instead.
2181 This fixes a USE_MAPPED_LOCATION testsuite failure.
2183 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2185 2005-04-05 Per Bothner <per@bothner.com>
2187 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2188 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2189 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2192 2004-04-05 Devang Patel <dpatel@apple.com>
2194 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2195 (lhsr<mode>3): ... new name.
2196 (altivec_vsra<VI_char>): Rename to ..
2197 (ashr<mode>3): ... new name.
2198 * config/rs6000/rs6000.c (builtin_description): Rename shift
2201 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2203 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2204 gen_lowpart_for_combine.
2205 * cse.c (gen_lowpart_if_possible): Move...
2206 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2208 (gen_lowpart_no_emit_general): Use it.
2210 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2212 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2215 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2217 * system.h: Fix typo.
2219 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2221 * config/bfin/bfin-modes.def: New file.
2222 * config/bfin/bfin-protos.h: New file.
2223 * config/bfin/bfin.c: New file.
2224 * config/bfin/bfin.h: New file.
2225 * config/bfin/bfin.md: New file.
2226 * config/bfin/bfin.opt: New file.
2227 * config/bfin/crti.s: New file.
2228 * config/bfin/crtn.s: New file.
2229 * config/bfin/elf.h: New file.
2230 * config/bfin/lib1funcs.asm: New file.
2231 * config/bfin/predicates.md: New file.
2232 * config/bfin/t-bfin: New file.
2233 * config/bfin/t-bfin-elf: New file.
2234 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2235 Document new attributes.
2236 (interrupt, interrupt_handler, saveall): Update documentation for
2238 * doc/install.texi (Specific): Add entry for the Blackfin.
2239 * doc/invoke.texi (Blackfin Options): New section.
2240 * doc/md.texi (Blackfin family): New section to document constraints.
2241 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2243 2005-04-05 Olivier Hainque <hainque@adacore.com>
2245 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2246 match what the system unwinder expects.
2247 * config/mips/mips.c (mips_frame_set): If we're saving the return
2248 address register and the dwarf return address column number differs
2249 from the hard register number, adjust the note reg to refer to the
2252 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2254 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2255 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2256 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2257 (processor_type): New enum.
2258 (mn10300_processor): New variable.
2259 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2260 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2261 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2262 (PROCESSOR_DEFAULT): New macro.
2263 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2264 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2265 (mn10300_handle_option, mn10300_override_options): New functions.
2266 * config/mn10300/mn10300.opt: New file.
2268 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2269 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2271 PR tree-optimization/19903
2272 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2273 that don't fit in their type after conversion.
2275 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2278 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2279 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2280 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2281 flag here. Implement using define_insn_and_split.
2282 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2283 (frndintxf2_mask_pm_i387): New insn patterns.
2284 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2285 Do not set ix86_optimize_mode_switching flag.
2286 (ceilsf2, ceildf2, ceilxf2): Same.
2287 (btruncsf2, btruncdf2, btruncxf2): Same.
2288 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2290 2005-04-05 Ian Lance Taylor <ian@airs.com>
2293 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2294 i386_pe_record_external_function.
2295 (i386_pe_record_external_function): Update declaration.
2296 * config/i386/winnt.c (struct extern_list): Add decl field.
2297 (i386_pe_record_external_function): Add decl parameter.
2298 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2300 * config/i386/i386-protos.h (i386_pe_record_external_function):
2303 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2305 * config/m68k/m68k-protos.h: Add a prototype for
2306 valid_dbcc_comparison_p_2.
2307 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2308 extend_operator, const_uint32_operand, const_sint32_operand,
2309 general_src_operand, nonimmediate_src_operand,
2310 memory_src_operand, post_inc_operand, pre_dec_operand,
2311 pcrel_address): Move to predicates to predicates.md.
2312 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2313 * config/m68k/m68k.md: Include predicates.md.
2314 * config/m68k/predicates.md: New.
2316 2005-04-04 Roger Sayle <roger@eyesopen.com>
2318 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2320 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2322 2005-04-04 Ian Lance Taylor <ian@airs.com>
2324 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2326 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2327 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2328 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2329 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2330 * c-common.c (c_do_switch_warnings_1): New static function broken
2331 out of c_do_switch_warnings.
2332 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2333 (c_do_switch_expr_warnings): New function.
2334 * c-common.h (c_do_switch_expr_warnings): Declare.
2336 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2337 Daniel Jacobowitz <dan@codesourcery.com>
2339 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2341 * rtlanal.c (may_trap_p): Same.
2343 2005-04-04 Dale Johannesen <dalej@apple.com>
2345 * ChangeLog: remove reference to ChangeLog.12.
2347 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2349 CRIS epilogue as RTL.
2350 * config/cris/cris.md: Change all 0 in unspec 0 to
2352 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2353 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2355 ("return"): Change to define_expand. Call cris_expand_return for
2357 ("*return_expanded"): New pattern.
2358 ("epilogue"): New define_expand.
2359 * config/cris/cris.h (PREDICATE_CODES): Add
2360 cris_load_multiple_op.
2361 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2363 (enum cris_retinsn_type): New.
2364 (struct machine_function): New member return_type.
2365 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2366 (cris_target_asm_function_epilogue): Remove, moving RTLified
2368 (cris_expand_epilogue): New function.
2369 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2370 (cris_gen_movem_load, cris_load_multiple_op)
2371 (cris_return_address_on_stack_for_return, cris_expand_return): New
2373 (cris_target_asm_function_prologue)
2374 (cris_initial_frame_pointer_offset): Call
2375 cris_reg_saved_in_regsave_area instead of complicated expression.
2376 Call cris_return_address_on_stack instead of an expression.
2377 (cris_print_operand) <case 'o', case 'O'>: New cases.
2378 (cris_return_address_on_stack): Change return-type to bool.
2379 (cris_simple_epilogue): Ditto. Return false if registers are
2381 * config/cris/cris-protos.h (cris_simple_epilogue)
2382 (cris_return_address_on_stack): Adjust prototype return type.
2383 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2384 (cris_return_address_on_stack_for_return): New prototypes.
2386 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2388 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2389 gpr_or_int12_operand.
2391 * config/frv/frv-protos.h: Add a prototype to
2392 frv_legitimate_memory_operand and frv_const_unspec_p.
2393 (frv_unspec): Move from frv.c.
2394 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2395 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2396 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2397 gpr_or_fpr_operand, gpr_or_int12_operand,
2398 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2399 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2400 int6_operand, int5_operand, uint5_operand, uint4_operand,
2401 uint1_operand, int_2word_operand, uint16_operand,
2402 upper_int16_operand, integer_register_operand,
2403 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2404 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2405 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2406 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2407 move_destination_operand, movcc_fp_destination_operand,
2408 frv_function_symbol_referenced_p, move_source_operand,
2409 condexec_dest_operand, condexec_source_operand,
2410 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2411 const_unspec_operand, gpr_or_memory_operand,
2412 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2413 icc_operand, fcc_operand, cc_operand, icr_operand,
2414 fcr_operand, cr_operand, call_operand, sibcall_operand,
2415 symbolic_operand, relational_operator,
2416 integer_relational_operator, float_relational_operator,
2417 ccr_eqne_operator, minmax_operator,
2418 condexec_si_binary_operator, condexec_si_media_operator,
2419 condexec_si_divide_operator, condexec_si_unary_operator,
2420 condexec_sf_conv_operator, condexec_sf_add_operator,
2421 condexec_memory_operand, intop_compare_operator, acc_operand,
2422 even_acc_operand, quad_acc_operand, accg_operand: Move to
2424 * config/frv/frv.h (PREDICATE_CODES): Remove.
2425 * config/frv/frv.md: Include predicates.md.
2426 * config/frv/predicates.md: New.
2428 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2431 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2432 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2433 (add_standard_iv_candidates_for_size): New function, extracting code
2434 from add_standard_iv_candidates and parameterizing it by type size.
2435 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2437 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2439 * system.h (GCOV_SIZE_TYPE): Unposion.
2440 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2441 (GCOV_TYPE_SIZE): ...this new macro.
2442 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2443 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2444 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2445 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2446 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2447 instead of unsigned_intSI_type_node.
2448 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2449 (rtl_gen_one_value_profiler_no_edge_manipulation)
2450 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2451 * value-prof.c: Include coverage.h.
2453 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2454 Diego Novillo <dnovillo@redhat.com>
2456 Fix PR tree-optimization/20703
2457 Fix PR tree-optimization/20725
2459 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2460 (create_expression_by_pieces): Ditto.
2461 (valid_in_set): Ditto. Also handle tcc_declaration.
2462 (find_or_generate_expression): Handle comparison class.
2463 (insert_into_preds_of_block): Ditto.
2464 (insert_aux): Ditto.
2465 (create_value_expr_from): Handle comparison class, recursively
2466 handle reference nodes.
2467 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2468 (execute_pre): Fix spacing.
2469 (do_fre): Renamed to execute_fre.
2471 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2473 * doc/invoke.texi (SPARC options): Document that
2474 -mlittle-endian is not supported on Linux either.
2476 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2480 * config.gcc (Obsolete configurations): Remove
2481 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2482 (sparclite-*-coff*): Delete.
2483 (sparclite-*-elf*): Likewise.
2484 (sparc86x-*-elf*): Likewise.
2485 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2486 * config/sparc/lite.h: Delete.
2487 * config/sparc/litecoff.h: Likewise.
2488 * config/sparc/liteelf.h: Likewise.
2489 * config/sparc/sp86x-elf.h: Likewise.
2490 * config/sparc/t-sparclite: Likewise.
2491 * config/sparc/t-sp86x: Likewise.
2493 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2495 * config/s390/s390-protos.h: (s390_comparison,
2496 s390_alc_comparison, s390_slb_comparison, const0_operand,
2497 consttable_operand, larl_operand, s_operand,
2498 shift_count_operand, bras_sym_operand, load_multiple_operation,
2499 store_multiple_operation, s390_plus_operand): Remove prototypes.
2500 (s390_legitimate_address_without_index_p): New prototype.
2501 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2503 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2504 const0_operand, consttable_operand, larl_operand, s_operand,
2505 shift_count_operand, bras_sym_operand, load_multiple_operation,
2506 store_multiple_operation, s390_plus_operand): Move to
2508 (check_mode): Remove.
2509 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2511 (s390_legitimate_address_without_index_p): New.
2512 * config/s390/s390.h (PREDICATE_CODES): Remove.
2513 * config/s390/s390.md: Include predicates.md.
2514 * config/s390/predicates.md: New.
2516 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2519 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2520 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2521 (NEED_INDICATE_EXEC_STACK): Define to 1.
2522 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2523 (NEED_INDICATE_EXEC_STACK): Define to 1.
2524 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2525 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2526 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2527 (pic_helper_emitted_p): New global.
2528 (emit_pic_helper): New function extracted from...
2529 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2530 Do not call emit_pic_helper if delay_pic_helper is true.
2531 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2532 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2533 (sparc_file_end): New function.
2535 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2537 * config/mcore/mcore-protos.h: Remove the prototypes for
2538 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2539 mcore_general_movdst_operand, mcore_reload_operand,
2540 mcore_arith_J_operand, mcore_arith_K_operand,
2541 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2542 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2543 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2544 mcore_literal_K_operand, mcore_addsub_operand,
2545 mcore_compare_operand, mcore_load_multiple_operation,
2546 mcore_store_multiple_operation, mcore_call_address_operand.
2547 Add a prototype for const_ok_for_mcore.
2548 * config/mcore/mcore.c (mcore_call_address_operand,
2549 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2550 mcore_arith_reg_operand, mcore_reload_operand,
2551 mcore_arith_J_operand, mcore_arith_K_operand,
2552 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2553 mcore_arith_M_operand, mcore_arith_imm_operand,
2554 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2555 mcore_literal_K_operand, mcore_addsub_operand,
2556 mcore_compare_operand, mcore_load_multiple_operation,
2557 mcore_store_multiple_operation): Move to predicates.md.
2558 (const_ok_for_mcore): Export.
2559 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2560 * config/mcore/mcore.md: Include predicates.md.
2561 * config/mcore/predicates.md: New.
2563 * config/mcore/predicates.md: Fix a comment typo.
2565 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2566 Adrian Straetling <straetling@de.ibm.com>
2568 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2569 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2570 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2572 ("imul"): Removed from "type" attribute.
2573 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2574 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2575 Changed type to imulsi.
2576 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2578 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2580 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2581 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2582 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2583 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2584 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2585 (TARGET_SWITCHES, mcore_stack_increment_string)
2586 (TARGET_OPTIONS): Delete.
2587 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2588 than *_BIT constants.
2589 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2590 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2591 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2592 (mcore_override_options): Delete mcore_stack_increment code.
2593 Change use of M340_BIT to MASK_M340.
2594 * config/mcore/mcore.opt: New file.
2596 2005-04-04 Ian Lance Taylor <ian@airs.com>
2598 * config/arm/arm.c (replace_symbols_in_block): Remove static
2601 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2603 * config/fr30/fr30-protos.h: Remove the prototypes for
2604 stack_add_operand, add_immediate_operand,
2605 high_register_operand, low_register_operand, call_operand,
2606 di_operand, and nonimmediate_di_operand.
2607 * config/fr30/fr30.c (stack_add_operand,
2608 add_immediate_operand, high_register_operand,
2609 low_register_operand, call_operand, di_operand,
2610 nonimmediate_di_operand): Move to predicates.md.
2611 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2612 * config/fr30/fr30.md: Include predicates.md.
2613 * config/fr30/predicates.md: New.
2615 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2616 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2617 mcore_call_address_operand.
2619 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2620 general_movsrc_operand.
2622 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2624 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2627 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2630 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2633 2005-04-04 Richard Henderson <rth@redhat.com>
2634 Jakub Jelinek <jakub@redhat.com>
2636 PR rtl-optimization/16104
2637 * fold-const.c (fold_unary): Fix folding of vector conversions.
2639 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2641 * config.gcc (xstormy16-*-elf): Set extra_options.
2642 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2643 * config/stormy16/stormy16.opt: New file.
2645 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2647 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2648 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2649 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2650 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2651 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2652 (TARGET_UNIX_ASM): Delete.
2653 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2654 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2655 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2656 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2657 * config/pdp11/pdp11.opt: New file.
2659 2005-04-03 Roger Sayle <roger@eyesopen.com>
2660 Alexandre Oliva <aoliva@redhat.com>
2663 * fold-const.c (non_lvalue): Split tests into...
2664 (maybe_lvalue_p): New function.
2665 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2666 C++ front-end prior to lowering into gimple form.
2668 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2670 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2671 BUILT_IN_STRNCASECMP): New.
2672 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2675 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2678 * arm.md (addsi3_compare0_for_combiner): Delete.
2679 (addsi3_compare0_scratch_for_combiner): Delete.
2680 (cmpsi_neg_shiftsi): Delete.
2681 (compare_negsi_si): New pattern.
2682 (cmpsi_negshiftsi_si): New pattern.
2683 (negated_cbranchsi4): Restrict to equality_operator.
2685 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2688 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2690 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2693 * doc/install.texi: Fix a typo.
2695 2005-04-03 Steven Bosscher <stevenb@suse.de>
2698 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2699 a computed goto if the edge to the computed goto block has
2700 incoming abnormal edges. Clarify how the function works.
2702 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2704 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2705 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2706 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2707 hash_scan_set, reg_set_between_after_reload_p,
2708 reg_used_between_after_reload_p, get_avail_load_store_reg,
2709 eliminate_partially_redundant_load): Likewise.
2710 * postreload.c (reload_cse_simplify_set,
2711 reload_combine_note_use): Likewise.
2712 * predict.c (predict_insn, expected_value_to_br_prob,
2713 propagate_freq, expensive_function_p): Likewise.
2714 * print-rtl.c (print_rtx): Likewise.
2715 * profile.c (instrument_edges, instrument_values,
2716 compute_branch_probabilities, branch_prob, union_groups,
2717 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2718 * protoize.c (in_system_include_dir, file_could_be_converted,
2719 file_normally_convertible, gen_aux_info_file, seek_to_line,
2720 do_cleaning): Likewise.
2721 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2722 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2723 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2725 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2727 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2728 * modulo-sched.c (undo_replace_buff_elem): New structure.
2729 (kernel_number_of_cycles, ps_unschedule_node,
2730 undo_generate_reg_moves,free_undo_replace_buff,
2731 undo_permute_partial_schedule, loop_single_full_bb_p,
2732 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2733 build_loops_structure, get_sched_window): New.
2734 (generate_reg_moves): Return undo_replace_buff_elem and other
2736 (generate_prolog_epilog): Remove old loop versioning.
2737 (sms_schedule): Use loop information and loop_version.
2738 (sms_schedule_by_order): Split part of it to get_sched_window.
2739 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2740 cfg_layout_finalize and free_dominance_info before/after SMS.
2742 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2744 * cfghooks.c (lv_flush_pending_stmts,
2745 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2746 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2747 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2748 lv_add_condition_to_bb,
2749 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2750 flush_pending_stmts): New in cfg_hooks structure.
2751 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2752 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2753 lv_add_condition_to_bb): New declarations.
2754 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2756 (loop_version): Declare.
2757 * cfgloopmanip.c (cfghooks.h): Include.
2758 (duplicate_loop_to_header_edge): Change return type to bool.
2759 (loop_version, lv_adjust_loop_entry_edge): Move here.
2760 * cfgrtl.c (cfgloop.h): Include.
2761 (rtl_verify_flow_info_1): Fix.
2762 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2763 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2765 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2766 tree_lv_add_condition_to_bb): New.
2767 (tree_cfg_hooks): Add new hooks to initialization.
2768 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2769 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2771 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2773 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2774 xstormy16_below100_or_register,
2775 xstormy16_splittable_below100_or_register, and
2776 nonimmediate_nonstack_operand.
2778 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2779 xstormy16_ineqsi_operator, equality_operator,
2780 inequality_operator, shift_operator,
2781 xstormy16_below100_operand, xstormy16_below100_or_register,
2782 xstormy16_splittable_below100_or_register,
2783 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2784 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2785 equality_operator, inequality_operator,
2786 xstormy16_below100_operand, xstormy16_below100_or_register,
2787 xstormy16_splittable_below100_or_register,
2788 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2789 nonimmediate_nonstack_operand, shift_operator): Move to
2791 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2792 * config/stormy16/stormy16.md: Include predicates.md.
2793 * config/stormy16/predicates.md: New.
2795 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2797 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2798 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2799 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2800 move_operand, power_of_2_operand): Move to predicates.md.
2801 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2802 PREDICATE_CODE): Remove.
2803 * config/iq2000/iq2000.md: Include predicates.md.
2804 * config/iq2000/predicates.md: New.
2806 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2808 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2809 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2810 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2811 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2812 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2813 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2814 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2815 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2816 (TARGET_M68HC11): Delete.
2817 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2818 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2819 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2820 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2821 (nb_soft_regs): Delete.
2822 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2823 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2824 and MASK_M6812 being set simultaneously. Change the code that sets
2825 the default m68hc11_soft_reg_count to use integers instead of strings.
2826 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2827 m68hc11_soft_reg_count (which now has an int type) as the number
2829 * config/m68hc11/m68hc11.opt: New file.
2831 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2833 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2834 fp_displacement_operand, sp_displacement_operand.
2836 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2838 Remove the prototypes for tst_operand, cmp_operand,
2839 stack_register_operand, d_register_operand,
2840 hard_addr_reg_operand, splitable_operand,
2841 m68hc11_logical_operator, m68hc11_arith_operator,
2842 m68hc11_non_shift_operator, m68hc11_shift_operator,
2843 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2844 non_push_operand, hard_reg_operand, and
2845 reg_or_some_mem_operand.
2846 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2848 (tst_operand, cmp_operand, non_push_operand,
2849 splitable_operand, reg_or_some_mem_operand,
2850 stack_register_operand, d_register_operand,
2851 hard_addr_reg_operand, hard_reg_operand,
2852 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2853 m68hc11_arith_operator, m68hc11_non_shift_operator,
2854 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2856 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2857 * config/m68hc11/m68hc11.md: Include predicates.md.
2858 * config/m68hc11/predicates.md: New.
2860 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2863 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2864 change checked in along with 2005-03-03's patch for debug/20253.
2865 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2866 (remap_decl): Insert type decl in map earlier.
2868 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2870 PR tree-optimization/20640
2871 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2872 post-dominator if it has phi nodes.
2873 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2874 before dead statements.
2876 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2879 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2881 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2883 PR rtl-optimization/20290
2884 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2885 in every iteration if the entry point is the exit test.
2887 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2889 * config/cris/cris.md (attribute "length"): Define.
2891 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2893 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2894 (word_offset_memref_operand): New.
2895 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2896 (indexed_or_indirect_operand): Delete.
2897 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2898 (indexed_or_indirect_operand): Delete.
2900 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2903 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2906 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2907 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2909 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2911 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2913 2005-04-01 Ian Lance Taylor <ian@airs.com>
2915 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2916 (rus, prus): Remove static variables.
2917 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2918 (process_command): Permit report_times and use_pipes together.
2920 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2922 * c-decl.c (validate_proto_after_old_defn): Look at
2923 TYPE_MAIN_VARIANT of argument types.
2925 2005-04-01 Paul Brook <paul@codesourcery.com>
2927 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2928 (arm_output_function_epilogue): Allow call_via_SP.
2929 (thumb_call_via_reg, arm_file_end): Ditto.
2930 * config/arm/arm.h (struct machine_function): Include space for SP.
2931 (thumb_call_via_label): Update declaration.
2933 2005-04-01 Ian Lance Taylor <ian@airs.com>
2935 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2936 doing a peephole optimization, once again put any notes in the
2939 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2941 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2943 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2945 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2946 (block_alloc, find_free_reg): Likewise.
2947 * loop-doloop.c (doloop_modify): Likewise.
2948 * loop-invariant.c (record_use): Likewise.
2949 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2950 get_iv_value, canon_condition, eliminate_implied_condition,
2951 eliminate_implied_condition, simplify_using_initial_values,
2952 shorten_into_mode, canonicalize_iv_subregs,
2953 iv_number_of_iterations): Likewise.
2954 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2955 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2956 unswitch_loop): Likewise.
2957 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2958 move_movables, replace_call_address, find_and_verify_loops,
2959 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2960 record_giv, final_giv_value, general_induction_var,
2961 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2962 loop_giv_dump): Likewise.
2964 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2965 GCOV_CHECK_WRITING): Remove.
2966 (gcov_position, gcov_rewrite): Use gcc_assert.
2967 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2968 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2969 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2972 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2974 * tree-inline.c: Fix a typo.
2976 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2978 * configure.ac (enable-checking): Explicitly set all variables for
2979 collective switch values. Alphabetize variables. Rename
2980 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2982 * doc/install.texi (enable-checking): Update documentation.
2983 * configure: Rebuilt.
2985 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2987 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2990 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2992 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2993 Also reject cases where this pattern will cause load delay stalls
2994 unless optimizing for size and it will produce a shorter sequence.
2995 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2996 variants to avoid pre-adjusting the base when possible.
2998 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3000 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3001 the frame and argument pointers.
3002 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3003 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3004 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3005 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3006 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3007 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3009 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3011 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3012 with entry for selectany attribute.
3013 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3015 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3016 (i386_pe_asm_named_section): Handle sections generated by
3017 selectany attribute.
3018 * doc/extend.texi (selectany): Document attribute.
3020 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3021 Jan Hubicka <jh@suse.cz>
3023 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3024 to fix addresses involving EBP and ESP.
3025 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3026 for SUBREGed registers.
3027 (legitimate_address_p): Accept SUBREGed registers.
3029 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3032 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3033 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3036 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3038 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3040 2005-04-01 James E Wilson <wilson@specifixinc.com>
3043 * dwarf2out.c (rtl_for_decl_init): New function.
3044 (rtl_for_decl_location): Extracted from here.
3045 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3046 add_const_value_attribute. Delete initializer_constant_valid_p call.
3048 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3050 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3051 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3052 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3053 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3054 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3055 config/i386/i386.md, config/rs6000/predicates.md,
3056 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3057 config/s390/s390.c, config/stormy16/stormy16.c,
3058 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3061 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3064 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3065 COND_EXPR and CALL_EXPR.
3067 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3070 * genautomata.c (first_cycle_unit_presence): Check all alternative
3071 states for unit presence.
3073 * doc/md.texi: Remove remark about impossibility to query unit
3074 presence in non nondeterministic automaton state.
3076 * config/ia64/ia64.c (get_template): Change order of unit querying.
3078 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3080 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3083 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3085 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3086 flag for edges outside any loops.
3088 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3090 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3092 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3094 * tree-ssa-alias.c: Follow spelling conventions.
3095 * doc/tree-ssa.texi: Fix a typo.
3097 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3099 * postreload-gcse.c: Include target.h.
3100 (gcse_after_reload_main): Return early if we cannot modify jumps.
3101 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3103 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3105 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3106 expensive operations.
3108 2005-03-31 Ian Lance Taylor <ian@airs.com>
3110 * collect2.c (lderrout): New variable.
3111 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3112 if it is set, to stderr.
3113 (handler): Unlink lderrout if it is set.
3114 (dump_file): Add "to" parameter. Change all callers.
3115 (main): Initialize lderrout.
3116 (collect_execute): Add errname parameter. Change all callers.
3117 Rename redir parameter to outname. Never pass
3118 PEX_STDERR_TO_STDOUT to pex_run.
3119 * collect2.h (collect_execute, dump_file): Update declarations.
3120 * tlink.c (tlink_execute): Add errname parameter. Change all
3122 (do_tlink): Check lderrout as well as ldout.
3124 2005-03-31 Caroline Tice <ctice@apple.com>
3126 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3127 (bb-reorder.o): Add errors.h to list of requirements.
3128 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3129 profiledbootstrap flags.
3130 * bb-reorder.c (errors.h): Add new include.
3131 (struct bbro_basic_block_data_def): Add new field, in_trace.
3132 (add_unlikely_executed_notes): Remove function.
3133 (mark_bb_for_unlikely_executed_section): Remove function.
3134 (insert_section_boundary_note): New function.
3135 (verify_hot_cold_block_grouping): New function.
3136 (push_to_next_round_p): Remove variables and tests that push all
3137 cold blocks to last round.
3138 (find_traces): Remove code that added extra round of trace finding
3139 when doing partitioning.
3140 (find_traces_1_round) : Remove variable last_round; add code to
3141 update new struct field, in_trace; correct trace_length where it was
3142 incorrect before (after call to copy_bb); change code that pushed all
3143 cold blocks to last round. Instead verify that all blocks going into
3144 a trace belong in the same partition.
3145 (connect_traces): Modify to connect the traces in two passes, if the
3146 function contains both hot and cold blocks. The first pass connects
3147 all the traces for blocks in the partition that the first block in
3148 the function belongs to; the second pass connnects all the traces
3149 containing blocks that belong in the other partition.
3150 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3151 code that automatically put the first block in a function into the
3152 hot partition if the function had any hot blocks.
3153 (fix_crossing_unconditional_branches): Check number of succ edges
3154 before attempting to get one.
3155 (fix_edges_for_rarely_executed_code): Update comment describing
3157 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3158 remove call to add_unlikely_executed_notes; add call to
3159 verify_hot_cold_block_grouping.
3160 (duplicate_computed_gotos): Don't change computed goto if it's a
3162 (partition_hot_cold_basic_blocks): Update function comment.
3163 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3165 (try_forward_edges): Likewise.
3166 (merge_blocks_move_predecessor_nojumps): Likewise.
3167 (merge_blocks_move_successor_nojumps): Likewise.
3168 (merge_blocks_move): Likewise.
3169 (try_crossjump_bb): Likewise.
3170 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3171 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3172 notes to cold bb's; remove call to update_unlikely_executed_notes.
3173 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3174 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3175 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3176 function declaration.
3177 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3179 (rtl_can_merge_blocks): Remove redundancy from condition.
3180 (try_redirect_by_replacing_jump): Likewise.
3181 (force_nonfallthru_and_redirect): Remove code for adding
3182 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3183 (commit_one_edge_insertion): Likewise.
3184 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3185 * dbxout.c (FORCE_TEXT): Replace function_section with
3186 current_function_section.
3187 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3188 function, switch_text_section.
3189 (struct xcoff_debug): Likewise.
3190 (dbxout_function_end): Add code to put out label diffs for both
3191 hot and cold sections.
3192 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3193 for new debug_hooks funciton, switch_text_section..
3194 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3195 switch_text_section.
3196 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3197 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3198 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3199 dw_fde_switched_sections.
3200 (output_call_frame_info): Add test to see if function switches text
3201 sections in the middle; if so, use appropriate extra hot and cold
3202 section labels to compute size deltas for the hot and cold sections.
3203 (dwarf2out_begin_prologue): Add code to initialize new fields in
3205 (dwarf2out_switch_text_section): New function (invoked through
3206 debug_hook); updates new fields in dw_fde_struct appropriately and
3207 increments separate_line_info_table_in_use.
3208 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3209 dwarf2out_switch_text_section.
3210 (struct var_loc_node): Add new field, section_label.
3211 (output_aranges): Add code to check whether in hot or cold section and
3212 use the appropriate label in calculating deltas.
3213 (output_ranges): Likewise.
3214 (output_line_info): Add code to check which section we're in and
3215 use appropriate hot/cold label.
3216 (add_location_or_constant_value_attribute): Likewise.
3217 (gen_subprogam_die): Modify arange attributes to use correct labels.
3218 (dwarf2out_begin_block): Change call to function_section into call to
3219 current_function_section.
3220 (dwarf2out_end_block): Likewise.
3221 (dwarf2out_source_line): Likewise.
3222 (dwarf2out_var_location): Add code to check whether in hot or cold
3223 section and use the appropriate label.
3224 * except.c (output_function_exception_table): Change call to
3225 function_section into call to current_function_section.
3226 * final.c (profile_function): Likewise.
3227 (scan_ahead_for_unlikely_executed_note): Remove function.
3228 (final_scan_insn): Remove calls to
3229 scan_ahead_for_unlikely_executed_note, and related code for switching
3230 to cold section, except for the single time
3231 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3232 debug_hooks->switch_text_sections; replace appropriate calls to
3233 function_section with calls to current_function_section.
3234 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3235 test_bb to condition.
3236 (find_if_case_2): Likewise.
3237 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3238 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3239 * opts.c (decode_options): Change warning about hot/cold partitioning
3240 with exceptionss to inform (so as not to cause bootstrap failures);
3241 remove warning about partitioning with DWARF debug info.
3242 * output.h (current_function_section): Add new function decl.
3243 (insert_section_boundary_note): Likewise.
3244 (enum in_section): Move this declaration here from varasm.c.
3245 (unlikely_section_label): Likewise.
3246 (unlikely_text_section_name): Likewise.
3247 (last_text_section_name): New global variable.
3248 (last_text_section): Likewise.
3249 (hot_section_label): Likewise.
3250 (hot_section_end_label): Likewise.
3251 (cold_section_end_label): Likewise.
3252 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3253 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3254 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3255 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3256 insn from consideration.
3257 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3258 switch_text_section.
3259 * varasm.c (basic-block.h): Add new include.
3260 (unlikely_section_label_printed): Remove global variable.
3261 (unlikely_section_label): Make global variable not be static any more.
3262 (unlikely_text_section_name): Likewise.
3263 (hot_section_end_label): New global variable (not static)
3264 (first_function_block_is_cold): Likewise.
3265 (hot_section_label): Likewise.
3266 (cold_section_end_label): Likewise..
3267 (last_text_section): New global variable, not static.
3268 (last_text_section_name): New global variable, not static.
3269 (initialize_cold_section_name): New function.
3270 (enum in_section): Move declaration to output.h.
3271 (text_section): Update last_text_section.
3272 (unlikely_text_section): Replace code to determine cold section name
3273 with call to initialize_cold_section_name; Add code to update
3274 last_text_section; remove code for printing out label.
3275 (named_section_real): Add code to update last_text_section and
3276 last_text_section_name as appropriate.
3277 (function_section): Change test for 'unlikely' to depend on
3278 first_function_block_is_cold (moved old test to
3279 current_function_section).
3280 (current_function_section): New function.
3281 (assemble_start_function): Move code that frees
3282 unlikely_text_section_name; initialize hot_section_end_label;
3283 print hot and cold section labels at the start of the function;
3284 set first_function_block_is_cold, if appropriate; initialize l
3285 ast_text_section; add call to insert_section_boundary_note.
3286 (assemble_end_function): Add code to write out hot and cold section
3288 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3289 switch_text_section.
3290 * config/darwin.c (machopic_select_section): Replace incorrect
3291 function in base_funs; update reloc for cold sections if necessary.
3292 * config/darwin.h (SECTION_FUNCTION): Add code to update
3293 last_text_section if appropriate.
3294 (text_unlikely_section): Remove.
3295 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3296 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3297 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3298 partitioning for this architecture.
3300 2005-03-31 Olivier Hainque <hainque@adacore.com>
3302 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3303 defined and non-zero.
3305 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3308 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3311 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3314 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3315 label operand. Remove (use (unspec..)). Don't emit a label on
3317 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3318 generate inline label for load_toc_v4_PIC_1b.
3319 (rs6000_emit_load_toc_table): Likewise.
3321 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3323 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3324 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3326 2005-03-29 Devang Patel <dpatel@apple.com>
3328 * tree-sra.c (decide_block_copy): Disable scalarization of
3331 2005-03-30 Stuart Hastings <stuart@apple.com>
3332 Dale Johannesen <dalej@apple.com>
3334 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3335 * print-tree.c (print_node): Add case STATEMENT_LIST.
3337 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3339 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3340 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3341 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3342 is given with "powerpc64*" or "all", or when --with-cpu chooses
3345 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3348 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3349 gen_lexical_block_die.
3350 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3352 2005-03-31 Jan Hubicka <jh@suse.cz>
3354 2004-11-02 Jan Hubicka <jh@suse.cz>
3356 * cgraph.c (cgraph_varpool_node_name): New function.
3357 (dump_cgraph_varpool_node): New function.
3358 (dump_varpool): New function.
3359 * cgraphunit.c (cgraph_optimize): Dump varpool.
3361 2004-10-16 Jan Hubicka <jh@suse.cz>
3363 * cgraph.c (decide_is_variable_needed): New function.
3364 (cgraph_varpool_finalize_decl): Use it.
3365 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3367 * final.c (output_addr_const): Do not call mark_referenced.
3368 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3369 always go via cgraph.
3370 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3371 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3372 * tree-optimize.c (execute_inline): Mark functions called.
3373 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3375 2004-10-11 Jan Hubicka <jh@suse.cz>
3377 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3378 (cgraph_varpool_last_needed_node): New static variable.
3379 (enqueue_needed_varpool_node): Break out from ...; add items to the
3380 end of queue; update first pointers.
3381 (cgraph_varpool_mark_needed_node): ... here.
3382 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3383 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3384 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3385 (cgraph_varpool_first_unanalyzed_node): Declare.
3386 * cgraphunit.c: Include output.h.
3387 (cgraph_varpool_analyze_pending_decls): New function.
3388 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3389 for errors, analyze pending decls.
3390 (cgraph_finalize_compilation_unit): Only analyze decls.
3391 (cgraph_optimize): Assemble the decls after expanding.
3393 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3395 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3396 subvars get marked properly in tags for grouping.
3397 (add_pointed_to_var): Mark only actual pointed to
3398 variables/subvars in addresses needed.
3399 (create_overlap_variables_for): Clear call clobbered on original
3401 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3402 addresable vars with subvars into list.
3403 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3406 2005-03-30 Richard Henderson <rth@redhat.com>
3408 * cgraph.h (struct cgraph_node): Add alias.
3409 * varasm.c (assemble_alias): Set it.
3410 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3411 avoid calling cgraph_expand_function.
3413 2005-03-30 Tom Tromey <tromey@redhat.com>
3415 * tree.def (FILE_TYPE): Removed.
3416 * typeclass.h (enum type_class): Removed file_type_class.
3417 * dwarf2out.c (is_base_type): Updated.
3418 (gen_type_die): Likewise.
3419 * dbxout.c (dbxout_type): Updated.
3420 * builtins.c (type_to_class): Updated.
3421 * tree.c (type_contains_placeholder_1): Updated.
3422 * config/sparc/sparc.c (sparc_type_code): Updated.
3423 * config/ia64/ia64.c (hfa_element_mode): Updated.
3424 * expr.c (count_type_elements): Updated.
3425 * stor-layout.c (layout_type): Updated.
3426 * tree-inline.c (remap_type): Updated.
3427 * tree-pretty-print.c (dump_generic_node): Updated.
3429 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3431 * builtins.c (expand_builtin_powi): Fix mode of
3432 2nd argument to match int.
3433 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3434 2nd argument type to int.
3435 * libgcc2.c: Change prototype of __powi* functions to use
3438 2005-03-30 Dale Johannesen <dalej@apple.com>
3441 * calls.c (expand_call): Flush pending deferrals before
3444 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3448 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3449 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3450 c_label_context, label_context_stack): New.
3451 * c-decl.c (define_label): Check for jumps into statement
3452 expressions. Add label to list of defined labels.
3453 (start_function): Push context on label_context_stack.
3454 (finish_function): Pop context from label_context_stack.
3455 * c-typeck.c (label_context_stack): New.
3456 (c_finish_goto_label): Check for jumps into statement
3457 expressions. Add label to list of jumped to labels.
3458 (struct c_switch): Add blocked_stmt_expr.
3459 (c_start_case): Initialize it.
3460 (do_case): Check it.
3461 (c_finish_case): Verify !blocked_stmt_expr.
3462 (c_begin_stmt_expr): Push context on label_context_stack.
3463 Increment blocked_stmt_expr. Mark labels jumped to from outside
3465 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3466 defined in the statement expression and no longer jumpable to.
3467 Mark labels jumped to from just outside the statement expression
3468 as again definable. Pop context from label_context_stack.
3469 * doc/extend.texi (Statement Exprs): Update.
3471 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3474 * c-decl.c (start_function): Check for old_decl being
3477 2005-03-30 Ian Lance Taylor <ian@airs.com>
3479 * final.c (final): Remove prescan parameter. Change all callers.
3480 (final_scan_insn): Remove prescan parameter. Change all callers.
3482 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3484 * tree-vectorizer.c: Fix comment typos.
3486 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3488 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3489 as soon as a chrec_dont_know is detected.
3491 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3493 Merge from csl-arm-branch.
3494 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3496 * tlink.c (recompile_files): Do not assume that "rename" can
3497 overwrite an existing file.
3499 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3501 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3502 * gcc/configure: Regenerate.
3504 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3506 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3508 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3510 * calls.c (struct arg_data): Update "partial" comment.
3511 (load_register_parameters): Update "nregs" comment.
3513 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3515 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3516 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3517 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3518 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3519 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3520 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3521 than target_flags & 0.
3522 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3523 (iq2000_arch, iq2000_parse_cpu): Delete.
3524 (TARGET_HANDLE_OPTION): Override default.
3525 (iq2000_handle_option): New function.
3526 (override_options): Remove -march= and -mcpu= handling.
3527 * config/iq2000/iq2000.opt: New file.
3529 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3531 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3532 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3533 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3534 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3535 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3536 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3537 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3538 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3539 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3540 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3541 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3542 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3543 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3544 (TARGET_OPTIONS): Delete.
3545 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3546 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3547 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3548 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3549 (c4x_cpu_version_string): Delete.
3550 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3551 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3552 equivalent -mcpu= option.
3553 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3554 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3555 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3556 or clearing the appropriate MASK_* bit.
3557 (c4x_file_start): Use c4x_cpu_version.
3558 * config/c4x/c4x.opt: New file.
3560 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3562 * doc/options.texi: Document the new MaskExists flag.
3563 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3564 if the option has the MaskExists flag.
3566 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3568 * opt-functions.awk (flag_set_p, test_flag): New functions.
3569 (switch_flags): Use them.
3570 * opth-gen.awk: Use flag_set_p to check for flags.
3571 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3573 2005-03-30 Ian Lance Taylor <ian@airs.com>
3575 * config.host (i[34567]86-*-mingw32*): Don't set
3576 host_can_use_collect2 to no.
3578 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3581 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3582 Remove convert_memory_address call duplicating that in memory_address.
3584 2005-03-29 Richard Henderson <rth@redhat.com>
3587 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3588 (build_compound_literal): Likewise. Propagate decl type into the
3590 (finish_decl): Likewise. Use new return value from complete_array_type
3591 for zero sized arrays.
3592 (complete_array_type): Move ...
3593 * c-common.c (complete_array_type): ... here. Change first argument
3594 to pointer-to-type-node. Consistently use sizetype for the index
3595 except for zero sized arrays. Detect zero sized arrays for pedantic
3596 mode diagnostics. Create a new type node instead of modifying the
3598 * c-tree.h (complete_array_type): Move decl ...
3599 * c-common.h (complete_array_type): ... here.
3601 2005-03-29 Richard Henderson <rth@redhat.com>
3604 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3606 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3608 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3609 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3610 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3611 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3613 2005-03-29 Eric Christopher <echristo@redhat.com>
3615 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3616 truthvalue conversion removal.
3618 2005-03-29 Ian Lance Taylor <ian@airs.com>
3621 * collect2.c: Never include <vfork.h>.
3622 (VFORK_STRING, vfork): Don't define.
3623 (pid): Remove global variable.
3624 (handler): Call raise instead of kill (getpid(), ...).
3625 (collect_wait): Add pex parameter. Change all callers. Use
3626 pex_get_status rather than pwait.
3627 (do_wait): Add pex parameter. Change all callers.
3628 (collect_execute): Return struct pex_obj * rather than void. Use
3629 pex routines rather than pexecute.
3630 (fork_execute): Get pex_obj from collect_execute, and pass it to
3632 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3633 Only declare quit_handler if SIGQUIT is defined.
3634 (scan_libraries): Likewise.
3635 * collect2.h (collect_execute): Update declaration.
3636 (collect_wait): Update declaration.
3637 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3638 pass it to collect_wait.
3640 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3643 * c-parser.c (c_parser_compound_statement_nostart): Give error
3644 message for EOF instead of just setting parser->error.
3646 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3648 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3649 (slpeel_update_phi_nodes_for_guard1): New function.
3650 (slpeel_update_phi_nodes_for_guard2): New function.
3651 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3652 of slpeel_update_phi_nodes_for_guard.
3653 (vectorize_loops): Remove call to loop_closed_rewrite.
3654 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3657 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3659 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3660 (TARGET_LITTLE_ENDIAN): New macro.
3661 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3662 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3663 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3664 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3665 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3666 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3667 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3668 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3669 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3670 (TARGET_OPTIONS): Delete.
3671 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3672 (CACHE_FLUSH_TRAP): Turn into an integer.
3673 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3674 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3675 -mflush-trap is in use.
3676 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3677 (m32r_cache_flush_trap_string): Delete.
3678 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3679 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3680 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3681 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3682 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3683 -mmodel= and -msdata= handling from...
3684 (m32r_init): ...here.
3685 * config/m32r/m32r.opt: New file.
3687 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3689 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3690 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3691 * tree-vect-analyze.c (vect_object_analysis): additional parm
3692 pass back a "struct ptr_info_def *" with the points-to info.
3693 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3694 statement using info returned from vect_object_analysis.
3695 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3696 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3697 for virtual uses and defs when creating a replacement vector
3698 reference. Call duplicate_ssa_name_ptr_info to define points-to
3699 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3700 (vectorizable_store): copy_virtual_operands and update
3701 definition statements.
3702 (vectorizable_load): copy_virtual_operands. Remove call to
3703 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3704 * tree-vectorizer.c (vectorize_loops): Remove calls to
3705 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3706 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3707 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3708 define macro STMT_VINFO_PTR_INFO for use in accessing.
3709 * tree.h add export of duplicate_ssa_name_ptr_info.
3710 * rs6000.c (altivec_init_builtins): Declare builtin function
3711 __builtin_altivec_mask_for_load to be "const".
3713 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3716 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3717 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3718 assemble_variable on aliases.
3719 * varasm.c (assemble_alias): Set node->alias.
3720 * toplev.c (wrapup_global_declarations): Don't call
3721 rest_of_decl_compilation on aliases again.
3723 2005-03-29 Paul Brook <paul@codesourcery.com>
3725 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3726 * config/arm/arm.c (arm_dbx_register_number): New function.
3727 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3729 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3732 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3733 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3735 2005-03-29 Dale Johannesen <dalej@apple.com>
3737 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3738 $(TREE_H) and $(COVERAGE_H).
3739 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3740 * opts.c (common_handle_option): Enable tree-based value transforms.
3741 * toplev.c (process_options): Ditto.
3742 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3743 refers to references to this type.
3744 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3745 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3746 for may_be_more, may_be_less.
3747 (rtl_gen_pow2_profiler): Adjust.
3748 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3749 (rtl_gen_one_value_profiler): Adjust.
3750 (rtl_gen_const_delta_profiler): Adjust.
3751 * tree-profile.c (tree_gen_interval_profiler): Implement.
3752 (tree_gen_pow2_profiler): Ditto.
3753 (tree_gen_one_value_profiler): Ditto.
3754 (tree_profiling): New.
3755 (pass_tree_profile): Reference it.
3756 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3758 (insn_divmod_values_to_profile): Rename to
3759 rtl_divmod_values_to_profile. Adjust.
3760 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3761 (insn_prefetch_values_to_profile): Adjust.
3762 (rtl_value_profile_transformations): Adjust.
3763 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3764 (gen_mod_pow2): Rename to rtl_mod_pow2.
3765 (gen_mod_subtract): Rename to rtl_mod_subtract.
3766 (divmod_fixed_value_transform): Rename to
3767 rtl_divmod_fixed_value_transform.
3768 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3769 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3770 (rtl_find_values_to_profile): Adjust.
3771 (tree_value_profile_transformations): Implement.
3772 (tree_divmod_values_to_profile): New.
3773 (tree_values_to_profile): New.
3774 (tree_divmod_fixed_value): New.
3775 (tree_mod_pow2): New.
3776 (tree_mod_subtract): New.
3777 (tree_divmod_fixed_value_transform): New.
3778 (tree_mod_pow2_value_transform): New.
3779 (tree_mod_subtract_transform): New.
3780 (tree_find_values_to_profile): Implement.
3781 * profile.c (instrument_values): Free histograms.
3782 (compute_value_histograms): Adjust. Implement tree version.
3784 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3786 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3787 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3788 variable. Output "fldcw" depending on round_mode.
3789 * config/i386/i386.md (UNSPEC_FIST): New.
3790 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3791 New isns patterns to implement lrint and llrint built-ins as x87
3793 (fistdi2, fist<mode>2 splitters): New splitters.
3794 (lrint<mode>2): New expanders.
3796 2005-03-28 Ian Lance Taylor <ian@airs.com>
3798 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3799 0 when calling final_scan_insn.
3801 2005-03-28 Jan Hubicka <jh@suse.cz>
3804 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3807 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3808 types where possible.
3810 2005-03-26 Per Bothner <per@bothner.com>
3812 Make -f[no-]show-column also control non-cpp diagnostics.
3813 * c.opt (fshow-column): Move option from here ...
3814 * common.opt (fshow-column): ... to here.
3815 * diagnostic.c (diagnostic_build_prefix): Only print column number
3816 if flag_show_column.
3818 2005-03-27 Steven Bosscher <stevenb@suse.de>
3820 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3821 vax_output_conditional_branch): New prototypes.
3822 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3823 extracted from vax.md mov and add patterns.
3824 (vax_output_conditional_branch): New function to output conditional
3825 branch instructions.
3826 * vax.md: Use mode macros for arithmetic and mov patterns.
3827 Use code macros for the jump patterns.
3829 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3831 * Makefile.in (libbackend.o): Depend on version files;
3832 add custom generation command.
3834 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3837 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3838 sure that we have a REG before getting its REGNO.
3840 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3842 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3843 * builtins.def (BUILT_IN_STRNDUP): New.
3845 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3847 PR tree-optimization/20470
3848 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3851 2005-03-25 Mike Stump <mrs@apple.com>
3853 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3856 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3858 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3859 Use our own structure definitions.
3861 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3862 (fix_truncdfsi2): Allow registers or memory as destination.
3863 When TARGET_PPC_GFXOPT, generate simplified pattern.
3864 (fix_truncdfsi2_internal): Use define_insn_and_split.
3865 (fix_truncdfsi2_internal_gfxopt): New.
3866 (fctiwz): Don't confuse register allocation by giving it no choices.
3868 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3869 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3870 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3871 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3873 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3875 * dominance.c (free_dominance_info): Speed up by freeing et
3876 data structures without maintaining other nodes.
3877 * et-forest.c (et_free_tree_force): New.
3878 * et-forest.h: Add a prototype for et_free_tree_force.
3880 * tree.c (get_set_constructor_bits,
3881 get_set_constructor_bytes): Remove.
3882 * tree.h: Remove the corresponding prototypes.
3884 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3887 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3888 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3889 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3890 PRE_DEC, NEG and NOT.
3892 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3894 * fold-const.c: Convert uses of fold (build (...)) to
3897 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3899 PR rtl-optimization/20249
3900 * cse.c (insert_regs): Do not record equivalence of registers in
3903 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3905 * emit-rtl.c (reverse_comparison): Remove.
3906 * rtl.h: Remove the corresponding prototype.
3908 2005-03-24 James E Wilson <wilson@specifixinc.com>
3910 * doc/install.texi (--enable-altivec): Delete docs.
3912 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3914 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3915 SFmode and DFmode before reload when
3916 flag_unsafe_math_optimizations not enabled.
3918 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3920 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3922 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3923 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3925 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3927 * configure.ac (enable-checking): Add 'runtime' option.
3928 * doc/install.texi (enable-checking): Document 'runtime' checking.
3929 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3930 * config.in: Regenerated.
3931 * configure: Regenerated.
3933 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3935 * optabs.h (enum optab_index): Remove OTI_llrint.
3936 (llrint_optab): Remove macro.
3937 * optabs.c (init_optabs): Remove llrint_optab initialization.
3938 * genopinit.c (optabs): Remove llrint_optab implementation.
3939 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3942 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3944 PR rtl-optimization/20532
3945 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3946 overflow when adding coefficients for PLUS or MINUS.
3947 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3950 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3952 * langhooks.h (truthvalue_conversion): Remove.
3953 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3954 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3955 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3956 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3957 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3959 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3961 * params.def: Fix a typo.
3962 * config/mips/mips.c: Follow the spelling convensions.
3963 * doc/invoke.texi: Fix typos.
3965 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3967 Fix PR tree-optimization/20601
3969 * tree-ssa-pre.c (insert_aux): Add missing condition to
3972 2005-03-23 Ian Lance Taylor <ian@airs.com>
3974 * final.c (final_scan_insn): Don't remove no-op instructions.
3975 * reload1.c (reload): Remove simple no-op instructions even when
3978 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3980 PR tree-optimization/20501
3981 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3982 reporting that peeling for alignment is applied moved to...
3983 * (vect_analyze_data_refs_alignment): Here.
3985 2005-03-23 Ian Lance Taylor <ian@airs.com>
3987 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3989 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3991 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3992 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3994 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3996 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3997 imply that this is called once, independent of asms in code.
3998 Adjust to now being pased output and input lists. Mention helper
3999 function decl_overlaps_hard_reg_set_p.
4000 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4001 hook_tree_tree_identity and to take three trees, returning third.
4002 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4004 * stmt.c: include hard-reg-set.h before tree.h.
4005 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4006 (decl_conflicts_with_clobbers_p): Call
4007 decl_overlaps_hard_reg_set_p.
4008 (expand_asm_operands): Pass output and input lists in call to
4009 targetm.md_asm_clobbers.
4010 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4011 hook_tree_tree_tree_tree_3rd_identity.
4012 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4014 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4015 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4016 parameters, first two unused.
4017 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4018 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4019 in constraint letters and MOF is not mentioned as a asm-declared
4020 register in neither of the input and output lists.
4022 2005-03-23 DJ Delorie <dj@redhat.com>
4024 * optabs.c (expand_binop): Make sure the first subword's result
4027 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4029 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4030 Call c_common_truthvalue_conversion rather than
4031 lang_hooks.truthvalue_conversion.
4032 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4033 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4035 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4036 c_common_truthvalue_conversion.
4037 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4038 c_parser_conditional_expression, c_parser_binary_expression): Call
4039 c_objc_common_truthvalue_conversion.
4040 * c-typeck.c (build_unary_op): Call
4041 c_objc_common_truthvalue_conversion.
4042 (build_conditional_expr): Do not call
4043 lang_hooks.truthvalue_conversion.
4044 (build_binary_op): Call c_common_truthvalue_conversion.
4045 (c_objc_common_truthvalue_conversion): Moved from
4046 c-objc-common.c. Call default_function_array_conversion instead
4047 of default_conversion.
4049 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4051 * c-common.h (default_conversion): Remove.
4052 (perform_integral_promotions): Add.
4053 * c-tree.h (default_conversion): Add.
4054 * c-typeck.c (perform_integral_promotions): New, split out from
4056 * c-common.c (check_case_value): Use perform_integral_promotions,
4057 not default_conversion.
4058 (c_add_case_label): Don't continue processing case label after
4059 found to be pointer.
4061 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4063 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4064 the prefix list if we have already added a multilib directory
4066 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4069 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4071 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4073 * reload.h: Remove the prototype for indirect_symref_ok.
4075 * reload1.c (indirect_symref_ok): Make it global.
4076 * reload.h: Add a prototype for indirect_symref_ok.
4078 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4080 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4083 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4085 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4087 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4089 * c-opts.c (c_common_parse_file): Only start/end main source file
4090 if debug hooks says the writer wants it.
4091 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4093 (xcoff_debug_hooks): Ditto.
4094 * debug.c (do_nothing_hooks): Ditto.
4095 * debug.h (gcc_debug_hooks): Ditto.
4096 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4097 * sdbout.c (sdb_debug_hooks): Ditto.
4098 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4100 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4102 * doc/extend.texi: Deprecate C++ min/max operators.
4104 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4106 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4107 artificial original candidates.
4109 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4110 Jan Hubicka <jh@suse.cz>
4111 Steven Bosscher <stevenb@suse.de>
4113 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4114 call cost based on argument sizes.
4115 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4117 * params.def: (max-inline-inssn-single): Set to 450.
4118 (max-inline-insns-auto): Set to 90.
4119 (max-inline-insns-recursive): Set to 450
4120 (max-inline-insns-recursive-auto): Set to 450.
4121 (large-function-insns): Set to 2700.
4122 (inline-call-cost): New parameter.
4123 * tree-inline.c (estimate_move_cost): New function.
4124 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4125 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4127 * tree-inline.h (estimate_move_cost): Declare.
4128 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4129 (max-inline-insns-auto): Change default to 90.
4130 (max-inline-insns-recursive): Change default to 450
4131 (max-inline-insns-recursive-auto): Change default to 450.
4132 (large-function-insns): Change default to 2700.
4133 (inline-call-cost): Document new parameter.
4135 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4137 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4138 (TARGET_DEFAULT): Delete.
4139 * config/i860/i860.opt: New file.
4141 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4143 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4144 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4145 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4146 (frv_sched_lookahead): Delete.
4147 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4148 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4149 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4150 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4151 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4152 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4153 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4154 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4155 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4156 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4157 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4158 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4159 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4160 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4161 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4162 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4163 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4164 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4165 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4166 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4167 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4168 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4169 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4170 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4171 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4172 (frv_sched_lookahead): Delete.
4173 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4174 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4175 (frv_handle_option): New function. Move -mcpu= handling from...
4176 (frv_override_options): ...here. Remove handling of other
4178 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4179 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4180 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4181 and TARGET_NO_MULTI_CE.
4182 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4183 !TARGET_VLIW_BRANCH.
4184 * config/frv/frv.opt: New file.
4186 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4188 * fold-const.c (fold_ternary): Take decomposed arguments of
4190 (fold): Update a call to fold_ternary.
4192 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4193 * tree.h: Add corresponding prototypes.
4195 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4198 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4199 between jump table and its label.
4200 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4201 resp. ADDR_DIFF_VEC and the label preceeding it.
4202 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4203 is emitted in the right section.
4205 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4207 * fold-const.c (fold_unary, fold_binary): Update comments
4210 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4212 PR rtl-optimization/20527
4213 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4214 REG_INC note, test that the register also isn't mentioned in PRED
4217 2005-03-22 Ben Elliston <bje@au.ibm.com>
4219 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4222 2005-03-21 Mike Stump <mrs@apple.com>
4224 * varasm.c (default_assemble_visibility): Remove extra ().
4226 2005-03-21 Roger Sayle <roger@eyesopen.com>
4229 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4230 to determine whether a block can be duplicated, rather than test
4231 whether the block contains noncopyable insns ourselves.
4233 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4235 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4238 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4240 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4242 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4244 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4245 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4246 * config/fr30/fr30.opt: New file.
4248 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4250 Fix PR tree-optimization/20542
4252 * tree-flow-inline.h (overlap_subvar): Move to here.
4253 * tree-ssa-operands.c: From here.
4254 * tree-flow.h (overlap_subvar): Declare.
4255 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4256 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4257 for variables with subvars.
4259 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4262 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4263 * modulo-sched.c (const_iteration_count): Return on NULL
4265 (print_node_sched_params): Return on NULL dump_file.
4266 (generate_reg_moves): Handle reg-anti dependencies and disregard
4267 closing branch when generating register moves.
4268 (sms_schedule): Mark the SMSed block dirty.
4269 * passes.c (rest_of_handle_sms): Call update_life_info for all
4271 * testsuite/gcc.dg/20050321-1.c: New test.
4273 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4275 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4276 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4277 movqi_internal): Likewise.
4279 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4281 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4282 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4283 xtensa_b4const): Delete prototypes.
4284 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4285 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4286 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4287 xtensa_extra_constraint): New prototypes.
4288 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4289 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4290 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4291 move_operand, const_float_1_operand, fpmem_offset_operand,
4292 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4293 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4294 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4295 argument type to HOST_WIDE_INT.
4296 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4297 xtensa_mask_immediate): Likewise.
4298 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4299 Likewise. Also make these functions static.
4300 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4301 (xtensa_const_ok_for_letter_p): New.
4302 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4303 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4304 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4305 move_operand, const_float_1_operand, fpmem_offset_operand,
4306 branch_operator, ubranch_operator, boolean_operator): Move to
4308 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4309 (xtensa_mem_offset): Change return type to bool.
4310 (xtensa_extra_constraint): New.
4311 (gen_int_relational): Update type of const_range_p function pointer.
4312 Use xtensa_b4const_or_zero.
4313 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4314 xtensa_const_ok_for_letter_p. Update comments.
4315 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4316 (PREDICATE_CODES): Delete.
4317 * config/xtensa/xtensa.md: Include predicates.md.
4318 * config/xtensa/predicates.md: New file.
4320 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4322 * config/v850/v850-protos.h: Remove the prototypes for
4323 reg_or_int9_operand, reg_or_const_operand,
4324 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4325 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4326 movsi_source_operand, power_of_two_operand,
4327 not_power_of_two_operand, special_symbolref_operand,
4328 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4329 register_is_ok_for_epilogue.
4330 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4331 reg_or_int9_operand, reg_or_const_operand,
4332 call_address_operand, special_symbolref_operand,
4333 movsi_source_operand, power_of_two_operand,
4334 not_power_of_two_operand, register_is_ok_for_epilogue,
4335 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4336 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4338 * config/v850/v850.h (PREDICATE_CODES): Remove.
4339 * config/v850/v850.md: Include predicates.md.
4340 * config/v850/predicates.md: New.
4342 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4344 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4345 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4346 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4347 (itoolsdir, itoolsdatadir): Move definition above new first use.
4348 (install-itoolsdirs): New rule.
4349 (install-mkheaders): Depend on install-itoolsdirs, not
4350 install-include-dir.
4352 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4354 * tree-into-ssa.c: Remove obsolete comments.
4356 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4358 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4359 unrolling if -fpeel-loops is specified, too.
4360 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4361 Remove superfluous check for flag_unroll_loops.
4363 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4365 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4366 (lrint_optab, llrint_optab): Define corresponding macros.
4367 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4368 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4369 pattern and llrint_optab using llrintdi2 patterns.
4370 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4371 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4372 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4373 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4374 flag_unsafe_math_optimizations is set.
4376 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4378 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4379 simplify_logical, if_then_else_cond, known_cond,
4380 simplify_comparison): Adjust calls to reverse_comparison.
4381 Don't use combine_reversed_comparison_code).
4382 (combine_reversed_comparison_code): Remove.
4383 (reversed_comparison): Using reversed_comparison_code, move it...
4384 * jump.c (reversed_comparison): ... here.
4385 * rtl.h (reversed_comparison): Add prototype.
4387 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4389 * builtins.c (fold_builtin): Take decomposed arguments of
4391 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4392 * gimplify.c (gimplify_call_expr): Likewise.
4393 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4394 * tree.h: Update the prototype of fold_builtin.
4396 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4398 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4399 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4400 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4401 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4402 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4404 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4406 * builtins.c (fold_builtin_1): Take decomposed arguments of
4408 (fold_builtin): Update a call to fold_builtin_1.
4410 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4413 * gcov.c (output_lines): Only output function block summary when
4414 outputting branch information.
4415 * doc/gcov.texi: Document format of preamble and additional block
4418 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4420 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4421 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4422 the defaults false if BITS_PER_UNIT != 8.
4423 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4424 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4425 than BITS_PER_UNIT != 8.
4426 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4427 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4428 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4430 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4431 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4433 2005-03-20 Roger Sayle <roger@eyesopen.com>
4436 * fold-const.c (fold_binary): Fix type mismatch between
4437 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4438 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4439 for non-truth-valued expressions.
4441 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4442 and FUNCTION_DECL in the main switch.
4443 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4444 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4445 we also need to convert their operands to match.
4446 <TRUTH_NOT_EXPR>: Likewise.
4448 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4450 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4451 diagnostic without checking whether an lvalue.
4452 * c-common.h (lvalue_p): Remove.
4453 (enum lvalue_use): Update comment.
4454 (lvalue_or_else): Replace by lvalue_error.
4455 * c-typeck.c (lvalue_p): Make static.
4456 (lvalue_or_else): New. Call lvalue_error.
4458 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4460 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4461 (function_arg_advance): Use rs6000_parm_start.
4462 (function_arg, rs6000_arg_partial_bytes): Likewise.
4464 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4466 * c-common.c (check_case_value): Adjust comment about stripping
4468 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4469 * c-typeck.c (default_conversion, convert_arguments,
4470 build_modify_expr, convert_for_assignment, store_init_value,
4471 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4472 manually. Remove inaccurate comments.
4474 2005-03-20 Roger Sayle <roger@eyesopen.com>
4475 Joseph S. Myers <joseph@codesourcery.com>
4477 * varasm.c (do_assemble_alias): Restore comment describing function.
4478 Annotate the target parameter as potentially unused.
4480 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4483 * config/avr/avr.c (avr_output_function_prologue): Do not use
4484 current_function_name() in a label, use a local label instead.
4486 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4488 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4489 flag_finite_math_only, not flag_unsafe_math_optimizations.
4491 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4493 * builtins.c (fold_builtin_1): Update a call to
4494 targetm.fold_builtin.
4495 * hooks.c (hook_tree_tree_bool_null): Rename to
4496 hook_tree_tree_tree_bool_null. Take one more argument of type
4498 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4499 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4500 hook_tree_tree_tree_bool_null.
4501 * target.h (gcc_target): Update the prototype of fold_builtin.
4502 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4503 arguments of CALL_EXPR.
4504 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4507 2005-03-20 Jan Hubicka <jh@suse.cz>
4509 * cgraph.h (cgraph_node): Add prev_clone pointer.
4510 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4511 (cgraph_clone_node): Produce doubly linked chain.
4513 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4515 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4516 get_nonnull_operand, handle_sentinel_attribute,
4517 check_function_arguments_recurse): Do not strip NOPS from
4519 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4521 * c-format.c (get_constant): Likewise.
4522 * c-parser.c (c_parser_postfix_expression): Likewise.
4523 * c-typeck.c (set_init_index): Likewise.
4524 (convert_arguments): Don't check for NOP_EXPR containing integer
4527 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4529 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4530 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4531 Take decomposed arguments of CALL_EXPR.
4532 (fold_builtin_1): Update calls to the functions mentioned
4535 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4537 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4538 width to have integer type.
4539 (build_enumerator): Require enumerator value to have integer type.
4541 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4543 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4546 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4548 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4549 std=iso9899:199x): Correct descriptions.
4551 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4553 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4556 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4558 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4560 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4561 fold_builtin_memcpy.
4563 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4564 arguments of CALL_EXPR.
4565 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4566 fold_builtin_found, fold_builtin_1): Update calls to
4567 fold_trunc_transparent_mathfn.
4569 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4572 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4573 function pointers on targets that require function pointer
4575 (fold_sign_changed_comparison): Likewise.
4577 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4579 * combine.c (try_combine): When changing the mode of a hard reg, make
4580 sure that doing so is valid.
4582 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4584 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4585 (TARGET_HANDLE_OPTION): Override default.
4586 (avr_handle_option): New function.
4587 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4588 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4589 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4590 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4591 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4592 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4593 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4594 (TARGET_OPTIONS): Delete.
4595 * config/avr/avr.opt: New file.
4597 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4599 * config/m32r/m32r-protos.h: Remove the prototypes for
4600 call_address_operand, symbolic_operand, seth_add3_operand,
4601 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4602 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4603 two_insn_const_operand, move_src_operand,
4604 move_double_src_operand, move_dest_operand,
4605 eqne_comparison_operator, signed_comparison_operator,
4606 large_insn_p, conditional_move_operand, carry_compare_operand,
4607 m32r_block_immediate_operand, extend_operand,
4608 reg_or_eq_int16_operand, int8_operand, and
4609 reg_or_zero_operand.
4610 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4611 seth_add3_operand, int8_operand, cmp_int16_operand,
4612 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4613 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4614 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4615 move_double_src_operand, move_dest_operand,
4616 eqne_comparison_operator, signed_comparison_operator,
4617 extend_operand, small_insn_p, large_insn_p,
4618 conditional_move_operand, carry_compare_operand,
4619 m32r_block_immediate_operand): Move to predicates.md.
4620 (MAX_MOVE_BYTES): Move to m32r.h.
4621 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4622 * config/m32r/m32r.md: Include predicates.md.
4623 * config/m32r/predicates.md: New.
4625 2005-03-18 James E Wilson <wilson@specifixinc.com>
4628 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4631 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4633 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4634 call_address_operand, const_8bit_operand.
4635 * config/mn10300/mn10300.c (call_address_operand,
4636 const_8bit_operand, const_1f_operand): Move to predicates.md.
4637 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4638 * config/mn10300/mn10300.md: Include predicates.md.
4639 * config/mn10300/predicates.md: New.
4641 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4643 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4644 declarations in diagnostics and %E for identifiers, not %s.
4646 2005-03-18 Jan Hubicka <jh@suse.cz>
4647 Dale Johannesen <dalej@apple.com>
4649 * basic-block.h (scale_bbs_frequencies_int,
4650 scale_bbs_frequencies_gcov_type): Declare.
4651 * cfg.c (RDIV): New macro.
4652 (update_bb_frequency_for_threading): Fix.
4653 * basic-block.h (scale_bbs_frequencies_int,
4654 scale_bbs_frequencies_gcov_type): New.
4655 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4656 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4657 scale_bbs_frequencies_int.
4658 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4660 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4662 * config/m32r/m32r-protos.h: Remove the prototypes for
4663 call_address_operand, symbolic_operand, seth_add3_operand,
4664 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4665 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4666 two_insn_const_operand, move_src_operand,
4667 move_double_src_operand, move_dest_operand,
4668 eqne_comparison_operator, signed_comparison_operator,
4669 large_insn_p, conditional_move_operand, carry_compare_operand,
4670 m32r_block_immediate_operand, extend_operand,
4671 reg_or_eq_int16_operand, int8_operand, and
4672 reg_or_zero_operand.
4673 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4674 seth_add3_operand, int8_operand, cmp_int16_operand,
4675 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4676 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4677 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4678 move_double_src_operand, move_dest_operand,
4679 eqne_comparison_operator, signed_comparison_operator,
4680 extend_operand, small_insn_p, large_insn_p,
4681 conditional_move_operand, carry_compare_operand,
4682 m32r_block_immediate_operand): Move to predicates.md.
4683 (MAX_MOVE_BYTES): Move to m32r.h.
4684 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4685 * config/m32r/m32r.md: Include predicates.md.
4686 * config/m32r/predicates.md: New.
4688 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4690 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4691 symbolic_operand, symbolic_memory_operand,
4692 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4693 indexed_memory_operand, move_dest_operand, move_src_operand,
4694 prefetch_cc_operand, prefetch_nocc_operand,
4695 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4696 arith_operand, arith11_operand, pre_cint_operand,
4697 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4698 ireg_operand, int5_operand, uint5_operand, int11_operand,
4699 uint32_operand, arith5_operand, and_operand, ior_operand,
4700 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4701 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4702 shadd_operand, movb_comparison_operator,
4703 cmpib_comparison_operator): Move to predicates.md.
4704 (magic_milli, shadd_constant_p): Make it extern.
4705 * config/pa/pa.h (PREDICATE_CODES): Remove.
4706 * config/pa/pa.md: Include predicates.md.
4707 * config/pa/predicates.md: New.
4709 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4712 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4714 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4715 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4716 config/alpha/freebsd.h, config/alpha/linux.h,
4717 config/alpha/netbsd.h, config/alpha/osf5.h,
4718 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4719 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4720 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4721 doc/cppopts.texi: Update copyright.
4723 2005-03-18 Jan Hubicka <jh@suse.cz>
4726 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4728 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4731 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4733 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4736 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4738 * combine.c (gen_binary): Remove.
4739 (known_cond, simplify_shift_const, find_split_point,
4740 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4741 simplify_logical, expand_field_assignment, extract_left_shift,
4742 force_to_mode, if_then_else_cond, apply_distributive_law,
4743 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4744 simplify_comparison, reversed_comparison): Replace with
4745 simplify_gen_binary, simplify_gen_relational or
4746 distribute_and_simplify_rtx.
4747 (distribute_and_simplify_rtx): New function.
4749 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4750 Paolo Bonzini <gcc.gnu.org>
4752 * calls.c (setjmp_call_p, special_function_p): Update comments
4753 at the head of the functions.
4755 2005-03-18 Jan Hubicka <jh@suse.cz>
4757 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4759 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4760 function body should be released; do not proactively release function
4761 bodies in non-unit-at-a-time mode.
4763 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4765 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4766 mno-fp-ret-in-387 multilib variants.
4768 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4770 * common.opt (m): Remove.
4771 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4773 (common_handle_option): Remove OPT_m case.
4775 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4777 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4779 (fold_builtin_1): Update a call to fold_builtin_bitop.
4781 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4783 (fold_builtin_1): Update a call to fold_builtin_signbit.
4785 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4787 PR tree-optimization/20474
4788 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4789 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4791 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4793 * config/h8300/h8300-protos.h: Remove prototypes for
4794 general_operand_src, general_operand_dst, single_one_operand,
4795 single_zero_operand, call_insn_operand,
4796 two_insn_adds_subs_operand, small_call_insn_operand,
4797 jump_address_operand, bit_operand, bit_memory_operand,
4798 stack_pointer_operand, const_int_gt_2_operand,
4799 const_int_ge_8_operand, const_int_qi_operand,
4800 const_int_hi_operand, incdec_operand, bit_operator,
4801 nshift_operator, eqne_operator, gtle_operator,
4802 gtuleu_operator, iorxor_operator.
4803 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4804 h8300_ldm_stm_parallel.
4805 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4807 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4808 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4809 (h8300_ldm_stm_parallel): Make it extern.
4810 (h8300_ldm_parallel, h8300_stm_parallel,
4811 h8300_return_parallel, general_operand_src,
4812 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4813 nibble_operand, reg_or_nibble_operand, single_one_operand,
4814 single_zero_operand, call_insn_operand,
4815 two_insn_adds_subs_operand, small_call_insn_operand,
4816 jump_address_operand, bit_operand, bit_memory_operand,
4817 stack_pointer_operand, const_int_gt_2_operand,
4818 const_int_ge_8_operand, const_int_qi_operand,
4819 const_int_hi_operand, incdec_operand, eqne_operator,
4820 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4821 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4822 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4823 nshift_operator): Move to predicates.md.
4824 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4825 * config/h8300/h8300.md: Include predicates.md.
4826 * config/h8300/predicates.md: New.
4828 2005-03-17 Richard Henderson <rth@redhat.com>
4830 * config.gcc (ia64*-*-hpux*): Add extra_options.
4831 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4832 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4833 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4834 (ia64_tls_size_string, ia64_tune_string): Remove.
4835 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4836 (TARGET_DEFAULT_TARGET_FLAGS): New.
4837 (TARGET_HANDLE_OPTION): New.
4838 (ia64_override_options): Move options parsing ...
4839 (ia64_handle_option): ... here. New.
4840 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4841 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4842 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4843 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4844 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4845 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4846 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4847 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4848 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4849 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4850 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4851 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4852 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4853 TARGET_EARLY_STOP_BITS): Remove.
4854 (TARGET_ILP32): Default false.
4855 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4856 (enum ia64_inline_type): New.
4857 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4858 * config/ia64/ia64.md: Update for new definitions of
4859 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4860 * config/ia64/ia64.opt: New file.
4861 * config/ia64/ilp32.opt: New file.
4863 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4866 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4868 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4870 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4871 instead of MASK_H8300S.
4872 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4873 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4874 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4875 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4876 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4877 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4878 TARGET_SWITCHES): Remove.
4879 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4881 * config/h8300/h8300.opt: New.
4883 * config/alpha/alpha.opt, config/arc/arc.opt,
4884 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4887 2005-03-17 Ian Lance Taylor <ian@airs.com>
4891 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4893 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4894 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4895 (TARGET_HANDLE_OPTION): Override default.
4896 (arc_handle_option): New function.
4897 (arc_init): Remove code to set arch_cpu_string.
4898 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4899 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4900 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4901 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4902 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4903 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4904 (arc_rodata_string, TARGET_OPTIONS): Delete.
4905 * config/arc/arc.opt: New file.
4907 2005-03-17 Richard Henderson <rth@redhat.com>
4909 * doc/extend.texi (Weak Pragmas): New section.
4910 (attribute alias): Clarify that target must be in the same
4913 2005-03-17 Richard Henderson <rth@redhat.com>
4915 * config/alpha/alpha.opt: New file.
4916 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4918 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4919 alpha_fprm_string, alpha_fptm_string): Make static.
4920 (alpha_tls_size_string): Remove.
4921 (alpha_handle_option): New.
4922 (override_options): Update for alpha_cpu/alpha_tune split.
4923 (alpha_file_start): Likewise.
4924 (TARGET_DEFAULT_TARGET_FLAGS): New.
4925 (TARGET_HANDLE_OPTION): New.
4926 * config/alpha/alpha.h (alpha_tune): Declare.
4927 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4928 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4929 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4930 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4931 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4932 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4933 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4934 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4935 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4936 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4937 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4938 (TARGET_DEFAULT): Remove MASK_FP.
4939 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4940 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4941 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4942 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4943 alpha_tls_size_string): Remove.
4944 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4945 (attribute tune): Rename from attribute cpu.
4946 * config/alpha/ev4.md: Update to match.
4947 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4948 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4949 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4950 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4951 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4952 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4954 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4956 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4957 and return without creating new state if before_nops_num is nonzero.
4958 * config/ia64/ia64.md (first_insn): New attribute.
4959 (alloc): Set it to yes.
4961 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4963 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4964 STMT_VINFO_SUBVARS to NULL.
4965 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4967 2005-03-16 Dale Johannesen <dalej@apple.com>
4969 * rtlanal.c (find_first_parameter_load): Rewrite to
4970 return actual first param load or the call if none,
4971 instead of first in block, when not all loads exist.
4973 2005-03-16 Roger Sayle <roger@eyesopen.com>
4975 * optabs.c (expand_copysign_absneg): Make static.
4976 * optabs.h (expand_copysign_absneg): Delete prototype.
4977 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4979 2005-03-16 Richard Henderson <rth@redhat.com>
4982 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4983 (alias_pairs): Rename from output_defs.
4984 (find_decl_and_mark_needed): Split out from assemble_alias.
4985 (do_assemble_alias): New.
4986 (assemble_output_def): Remove.
4987 (finish_aliases_1, finish_aliases_2): New.
4988 (process_pending_assemble_output_defs): Remove.
4989 (assemble_alias): Defer aliases for which we don't yet have a
4990 non-external decl for the target symbol.
4991 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4992 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4993 * toplev.c (compile_file): Use finish_aliases_2 instead of
4994 process_pending_assemble_output_defs.
4995 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4996 (process_pending_assemble_output_defs): Remove.
4998 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5000 Fix PR tree-optimization/20489
5002 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5003 for empty structures.
5005 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5007 Fix PR tree-optimization/20490
5009 * tree-ssa-pre.c (create_expression_by_pieces): Use
5010 force_gimple_operand on result of fold.
5012 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5014 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5015 of closing parenthesis.
5017 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5019 * builtins.c (expand_movstr): Update a call to
5020 fold_builtin_strcpy.
5021 (expand_builtin_strncpy): Update a call to
5022 fold_builtin_strncpy.
5023 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5024 arguments of CALL_EXPR.
5025 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5026 fold_builtin_strncpy.
5027 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5028 * tree.h: Update the prototypes of fold_builtin_strcpy and
5029 fold_builtin_strncpy.
5031 2005-03-16 Steven Bosscher <stevenb@suse.de>
5032 Dorit Naishlos <dorit@il.ibm.com>
5034 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5035 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5038 2005-03-16 Steven Bosscher <stevenb@suse.de>
5040 * tree-inline.c (walk_type_fields, walk_tree,
5041 walk_tree_without_duplicates): Move from here...
5042 * tree.c: ...to here.
5044 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5046 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5047 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5048 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5049 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5050 (version): Define using $(BASEVER_c).
5051 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5053 (version.o): Depend on version files; add custom generation command.
5054 (prefix.o): Define BASEVER on command line.
5055 (s-iov): Depend on version files; adjust command.
5056 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5058 (gcc-vers.texi): New rule.
5059 (doc/%.info, doc/%.dvi): Add -I . to command line.
5060 (doc/gccinstall.dvi): Likewise.
5061 (PACKAGE): Delete. All uses replaced with "gcc".
5062 * aclocal.m4: Do not include gcc-version.m4.
5063 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5064 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5065 Set is_release based on contents of DEV-PHASE.
5066 Set gcc_version based on contents of BASE-VER.
5067 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5068 * config.in, configure: Regenerate.
5069 * gccbug.in: Determine version of GCC in use at runtime.
5070 * gcov-iov.c: Get version number and development phase from
5071 command line, not by including version.c.
5072 * intl.c: Replace all uses of PACKAGE with "gcc".
5073 * libada-mk.in: Delete unused "gcc_version" variable.
5074 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5075 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5076 commentary to match.
5077 (version_string): Put together from pieces.
5078 * config/alpha/x-vms: Do not use $(gcc_version).
5079 * config/i386/t-nwld: Likewise.
5080 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5081 version-GCC and DEVELOPMENT.
5083 2005-03-15 Roger Sayle <roger@eyesopen.com>
5085 PR tree-optimization/17454
5086 * tree.c (tree_size): Add case for TREE_BINFO.
5087 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5088 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5090 2005-03-15 Roger Sayle <roger@eyesopen.com>
5092 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5093 op1 whilst expanding the signed widenening multiply variant.
5095 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5097 * toplev.c (display_target_options): Avoid unused variable warning if
5098 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5099 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5100 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5101 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5102 (mips_isa_info): New variable.
5103 (mips_parse_cpu): Remove the first argument and leave the caller
5105 (TARGET_HANDLE_OPTION): Override default.
5106 (mips_handle_option): New function. Move option validation code from...
5107 (override_options): ...here. Update calls to mips_parse_cpu.
5108 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5109 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5110 (SUBTARGET_TARGET_OPTIONS): Delete.
5111 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5112 (mno-flush-func, mtune=): New options.
5114 2005-03-15 Roger Sayle <roger@eyesopen.com>
5115 Richard Henderson <rth@redhat.com>
5117 * real.c (c4x_single_format, c4x_extended_format): Provide values
5118 for signbit_ro for c4x's single and extended floating point formats.
5119 * optabs.c (expand_copysign): Use the floating point format's
5120 signbit_ro for expanding via expand_copysign_absneg, and it's
5121 signbit_rw field for expanding via expand_copysign_bit.
5123 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5125 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5126 known_alignment_for_access_p.
5127 (known_alignment_for_access_p): New.
5128 (do_peeling_for_alignment): Field made int instead of bool and renamed
5129 to peeling_for_alignment.
5130 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5131 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5132 functionality used to be in vect_analyze_operations.
5133 (vect_analyze_operations): Code to determine vectorization factor was
5134 moved to vect_determine_vectorization_factor.
5135 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5136 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5138 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5139 be part of vect_analyze_operations).
5140 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5141 creating the guard condition, as the number of iterations may be
5143 (slpeel_tree_peel_loop_to_edge): Use new name of
5144 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5145 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5146 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5147 (vect_do_peeling_for_alignment): Use fold.
5148 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5150 (vect_update_inits_of_dr): Renamed to
5151 vect_update_init_of_dr.
5152 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5153 (vectorizable_store): Fix assertion to use == instead of =.
5155 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5157 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5158 call_used_regs for wCG registers.
5160 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5162 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5163 for non-offsettable memory references to cope with outstanding reload
5164 replacements, take 2.
5166 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5169 * config/i386/i386.h (x86_fisttp): New.
5170 (TARGET_FISTTP): New macro.
5171 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5172 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5173 instruction when fisttp flag is set.
5174 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5176 * config/i386/i386.md (type attribute): Add fisttp.
5177 (unit attribute): Set to i387 for fisttp type.
5178 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5179 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5181 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5182 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5184 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5185 patterns for TARGET_FISTTP. Enable patterns for
5186 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5187 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5188 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5189 implement fisttp x87 insn.
5190 (fix_trunc*_i387_fisttp splitters): New patterns.
5191 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5192 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5193 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5195 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5196 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5197 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5198 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5199 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5200 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5201 Disable patterns for TARGET_FISTTP.
5202 (fix_trunc*_i387 splitters): Implement usign mode macros.
5203 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5204 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5205 (fix_trunx*_sse peephole2s): Implement using mode macros.
5207 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5209 PR rtl-optimization/20291
5210 * combine.c (try_combine): If splitting fails, re-try with
5211 original combined pattern, i.e. before clobber stripping.
5213 2005-03-14 Eric Christopher <echristo@redhat.com>
5215 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5216 STACK_GROWS_DOWNWARD.
5218 2005-03-14 Roger Sayle <roger@eyesopen.com>
5220 * real.h (struct real_format): Split the signbit field into two
5221 two fields, signbit_ro and signbit_rw.
5222 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5223 mips_double_format, ieee_extended_motorola_format,
5224 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5225 ieee_extended_intel_128_format, ibm_extended_format,
5226 mips_extended_format, ieee_quad_format, mips_quad_format,
5227 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5228 i370_double_format, c4x_single_format, c4x_extended_format,
5229 real_internal_format): Update initializers for new field.
5230 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5231 real_format structure.
5232 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5233 field of the real_format structure.
5235 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5237 Fix PR tree-optimization/20458
5239 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5240 DECL_EXTERNAL on STRUCT_FIELD tags.
5241 (clear_call_clobbered): Ditto.
5242 * tree-ssa-operands.c (note_addressable): Make sure the original
5243 variable doesn't slip into the addressable list if we have
5245 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5248 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5250 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5251 (-fwide-exec-charset): Likewise.
5252 (-finput-charset): Likewise.
5253 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5254 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5255 * c.opt (Wnormalized): New.
5257 2005-03-14 Devang Patel <dpatel@apple.com>
5259 * doc/invoke.texi: Add reference to Visibility document.
5261 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5263 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5264 MASK_SPLIT_ADDRESSES.
5265 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5266 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5267 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5268 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5269 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5270 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5271 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5272 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5273 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5274 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5275 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5276 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5277 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5278 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5279 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5280 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5281 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5282 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5283 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5284 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5285 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5286 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5287 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5288 (TARGET_EXPLICIT_RELOCS): Delete.
5289 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5290 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5291 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5292 (override_options): Set MASK_LONG64 if -mint64 is given and no
5293 -mlongXX option is. Complain about -mint64 -mlong32.
5294 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5295 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5296 * config/mips/mips.opt: New file.
5298 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5300 * config.gcc (extra_options): New variable for listing option files.
5301 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5302 * configure.ac (extra_opt_files): New AC_SUBST variable.
5303 (tm_file_list, tm_include_list): Include options.h first.
5304 * configure: Regenerate.
5305 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5306 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5307 (s-options-h): New rule.
5308 (options.h): Depend on it.
5309 (TEXI_GCCINT_FILES): Add options.texi.
5310 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5311 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5312 * target.h (gcc_target): Add default_target_flags and handle_option.
5313 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5314 (TARGET_HANDLE_OPTION): New macros.
5315 (TARGET_INITIALIZER): Include them.
5316 * opt-functions.awk (opt_args, nth_arg): New functions.
5317 (switch_flags): Handle the "Target" flag.
5319 (var_name): Use opt_args and nth_arg.
5320 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5321 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5322 macros for the "Mask" and "InverseMask" options.
5323 * opts.h (cl_var_cond): New enum.
5324 (cl_option): Replace the "has_set_value" and "set_value" fields with
5325 "var_cond" and "var_value".
5326 (CL_TARGET): New macro.
5327 (option_enabled, print_filtered_help): Declare.
5328 (decode_options): Move definition.
5329 * opts.c (handle_option): Search for the original option before
5330 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5331 var_cond and var_value fields. Use targetm.handle_option to handle
5333 (decode_options): Set target_flags to targetm.default_target_flags.
5334 (print_filtered_help): Make global. Handle CL_TARGET.
5335 (option_enabled): New function.
5336 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5337 (display_target_options, set_target_switch, print_switch_values)
5338 (default_pch_valid_p): Guard uses of target_switches with
5339 #ifdef TARGET_SWITCHES. Also...
5340 (display_target_options): Display the CL_TARGET entries in cl_options.
5341 (set_target_option): Don't complain about the "" option when
5342 TARGET_SWITCHES is undefined.
5343 (print_switch_values): Use option_enabled.
5344 (default_pch_valid_p): Check cl_options[] when looking for something
5345 that has changed the value of target_flags.
5346 * c.opt: Remove documentation from top of file.
5347 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5348 * doc/sourecebuild.texi: Refer to the new options documentation
5349 instead of c.opt. Document machine-specific .opt files.
5350 * doc/tm.texi (target_flags): Say that this variable is declared
5352 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5353 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5355 * doc/options.texi: New file.
5357 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5360 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5363 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5366 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5367 temporary variable of pointer type if an lvalues is required.
5368 (gimplify_modify_expr_rhs): Request an rvalue from it.
5369 (gimplify_expr): Pass fallback on.
5371 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5373 * cfgbuild.c: Update comments.
5375 2005-03-14 Roger Sayle <roger@eyesopen.com>
5377 PR rtl-optimization/17236
5378 * optabs.c (expand_doubleword_mult): New helper function split out
5379 from expand_binop. Permute the order in which instructions are
5380 emitted to minimize the number of simultaneously live registers.
5381 (expand_binop): Call expand_doubleword_mult to synthesize a double
5382 word multiplication.
5384 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5386 * basic-block.h: Update the prototypes of cached_make_edge and
5388 * cfg.c (cached_make_edge): Take edge_cache representing one
5389 row of the adjacency matrix of edges.
5390 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5391 (make_edges): Initialize edge_cache to represent one row of
5392 the adjacency matrix of edges.
5394 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5396 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5398 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5399 Remove unused removed_phis variable.
5400 (conditional_replacement): Use build1/build2.
5401 (abs_replacement): Use last_and_only_stmt and build1/build2.
5403 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5405 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5406 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5407 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5408 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5409 * c-common.c (handle_novops_attribute): New function.
5410 (c_common_attribute_table): Add "no vops" entry.
5411 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5412 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5413 * tree-ssa-operands.c (get_call_expr_operands): Do not
5414 create virtual operands for calls with ECF_NOVOPS flag.
5415 * tree.h (DECL_IS_NOVOPS): New macro.
5416 (struct tree_decl): Add novops_flag.
5417 (ECF_NOVOPS): New constant.
5419 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5422 * config/i386/i386.c (x86_use_himode_fiop): New.
5423 (x86_use_simode_fiop): Rename from x86_use_fiop.
5424 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5425 (TARGET_USE_HIMODE_FIOP): New.
5426 (x86_use_simode_fiop): Rename from x86_use_fiop.
5427 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5429 * config/i386/i386.md (X87MODEI12): New mode macro define.
5430 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5431 to implement x87 FP compare with HImode input operands.
5432 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5433 Use X87MODEI12 mode macro to handle HImode input operands.
5434 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5435 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5436 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5437 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5438 macro to implement x87 operators with HImode input operands.
5439 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5442 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5444 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5446 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5447 constants invariant.
5449 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5451 * basic-block.h (BB_VISITED): Removed.
5452 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5454 2005-03-14 Falk Hueffner <falk@debian.org>
5457 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5459 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5461 * ggc-zone.c: Fix comment typos.
5463 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5464 stringpool.c, config/mips/mips-protos.h: Update copyright.
5466 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5468 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5469 throughout with its typedef, "rtx".
5470 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5471 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5472 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5473 regs in comment to match code.
5475 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5477 * except.c (check_handled): Make it static.
5478 * except.h: Remove the corresponding prototype.
5480 * function.c (get_func_frame_size): Make it static.
5481 * function.h: Remove the corresponding type.
5483 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5485 * hard-reg-set.h: Remove the corresponding declarations.
5487 * tree-cfg.c (verify_stmts): Check that
5488 bb_for_stmt (stmt) == bb for every PHI node and statement.
5490 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5492 * config.gcc: Remove excess indentation.
5493 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5495 2005-03-13 Roger Sayle <roger@eyesopen.com>
5498 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5499 * fold-const.c (fold_sign_changed_comparison): Likewise.
5500 (fold_binary): Optimize comparisons against widened operands if
5501 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5503 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5505 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5506 (sparc_override_options): Initialize it.
5507 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5509 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5511 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5512 (reg_or_none500mem_operand): New predicate.
5513 (zero_reg_mem_operand): New predicate.
5514 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5515 to reg_or_none500mem_operand.
5516 (extendsfdf2_fpr): Add MEM alternative.
5517 (extenddftf2_internal): Change operand2 predicate to
5518 zero_reg_mem_operand.
5520 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5522 * ggc-zone.c: Rewritten.
5524 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5526 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5527 * config.in: Regenerated.
5528 * configure: Regenerated.
5529 * gengtype.c (write_types_process_field, write_func_for_structure):
5530 Pass new argument to gt_pch_note_object.
5531 * ggc-common.c (struct ptr_data): Add TYPE.
5532 (gt_pch_note_object): Take TYPE argument and save it.
5533 (call_count): Update call to ggc_pch_count_object.
5534 (call_alloc): Update call to ggc_pch_alloc_object.
5535 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5537 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5538 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5539 (ggc_alloc_zone_stat): Delete.
5540 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5541 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5542 (ggc_pch_alloc_object): Update prototypes.
5543 (garbage_zone): Delete.
5544 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5545 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5547 (tree_id_zone): New variable.
5548 (ggc_alloc_cleared_zone): Remove unused.
5549 (ggc_alloc_zone): Define.
5550 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5551 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5552 ggc_alloc_zone_stat.
5553 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5554 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5555 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5556 (make_node_stat): Likewise. Use tree_id_zone.
5558 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5559 Joseph S. Myers <joseph@codesourcery.com>
5561 * configure.ac: Check for MIPS TLS.
5562 * configure: Regenerated.
5563 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5564 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5565 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5566 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5567 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5568 (mips_classify_symbol, mips_symbolic_constant_p)
5569 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5570 (mips_tls_operand_p, mips_call_tls_get_addr)
5571 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5572 (mips_tls_symbol_ref_1): New functions.
5573 (mips_legitimize_address, mips_legitimize_const_move): Call
5574 mips_legitimize_tls_address.
5575 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5577 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5578 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5579 (mips_char_to_class): Document V1_REG.
5580 (HAVE_AS_TLS): Provide default.
5581 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5583 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5585 (tls_get_tp_<mode>): New instruction.
5587 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5589 * configure.ac: Update checks for target tools.
5590 * configure: Regenerated.
5592 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5594 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5596 2005-03-13 Roger Sayle <roger@eyesopen.com>
5598 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5599 more classes of DImode multiplication by constant. Allow both
5600 multiplication by small negative constants (by performing a
5601 multiplication by a positive constant and negating the result) and
5602 multiplications by large powers of two, by using a left shift.
5604 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5606 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5607 of basic blocks into work_stack.
5609 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5610 config/mips/vr.h: Update copyright.
5612 * c-decl.c (c_init_decl_processing): Remove useless calls to
5613 build_function_type.
5615 * builtins.c (fold_trunc_transparent_mathfn,
5616 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5617 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5618 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5619 fold_builtin_strcpy, fold_builtin_strncpy,
5620 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5623 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5626 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5627 variable determinant.
5629 * tree-cfg.c (group_case_labels): Remove local variable type.
5631 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5634 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5637 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5640 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5641 (*movmemqi_insn): Delete.
5642 (*movmemhi): Delete.
5644 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5646 * builtins.c (fold_builtin_classify): Take decomposed
5647 arguments of CALL_EXPR.
5648 (fold_builtin_1): Update a call to fold_builtin_classify.
5650 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5653 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5654 through into call to parser_xref_tag after parse error.
5655 (c_parser_struct_declaration): Consistently return NULL_TREE on
5658 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5660 * tree-flow-inline.h (ref_contains_array_ref): New function.
5661 (lookup_subvars_for_var): Ditto.
5662 (get_subvars_for_var): Ditto.
5663 (var_can_have_subvars): Ditto.
5665 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5666 (struct subvar): New type.
5668 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5670 * tree-optimize.c (init_tree_optimization_passes): Call
5671 pass_create_structure_vars.
5673 * tree-ssa-alias.c: Include vec.h.
5674 (init_alias_info): Don't auto-clear call clobbered on struct-field
5676 (compute_flow_insensitive_aliasing): Handle subvars.
5677 (group_aliases): Handle STRUCT_FIELD aliases.
5678 (setup_pointers_and_addressables): Ditto.
5679 Don't mark variables non-addressable if they still have
5680 addressable subvars.
5681 Also mark subvars addressable when the real variable is marked
5683 (add_pointed_to_var): Try to prune the pointed-to set by only
5684 pointing to subvars when possible.
5685 Otherwise, make sure we set addresses_needed and pt_vars to
5686 properly include subvars.
5687 (bitpos_of_field): New function.
5688 (push_fields_onto_fieldstack): Ditto.
5689 (get_or_create_used_part_for): Ditto.
5690 (create_overlap_variables_for): Ditto.
5691 (find_used_portions): Ditto.
5692 (create_structure_vars): Ditto.
5693 (pass_create_structure_vars): New structure.
5695 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5696 (get_expr_operands): Handle subvars. Also try to turn
5697 COMPONENT_REF accesses into must-defs now that we can accurately
5699 (note_addressable): Try to only mark as addressable those subvars
5700 we know a COMPONENT_REF touches.
5701 (overlap_subvar): New function.
5703 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5704 Handle subvar storing.
5705 (vect_address_analysis): Update caller of vect_object_analysis.
5707 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5709 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5710 (STMT_VINFO_SUBVARS): New macro.
5712 * common.opts: add flag_tree_salias.
5714 * opts.c (decode_options): flag_tree_salias defaults to on.
5716 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5718 * doc/tree-ssa.texi: Document structural alias analysis.
5720 2005-03-12 Steven Bosscher <stevenb@suse.de>
5722 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5723 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5724 * tree-ssa-operands.c (get_expr_operands): Likewise.
5725 (get_expr_operands): Likewise for ERROR_MARK.
5727 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5729 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5732 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5735 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5736 (mark_operand_necessary): Remove local variable ver.
5738 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5739 variable prefix_len.
5741 * value-prof.c (mod_subtract_transform): Remove local variable
5744 * builtins.c (fold_builtin_exponent): Take decomposed
5745 arguments of CALL_EXPR.
5746 (fold_builtin_1): Update a call to fold_builtin_exponent.
5748 * builtins.c (fold_builtin_logarithm): Take decomposed
5749 arguments of CALL_EXPR.
5750 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5752 * c-decl.c (c_init_decl_processing): Remove local variables
5753 ptr_ftype_void and ptr_ftype_ptr.
5755 * gimplify.c (gimplify_expr): Remove local variables r0 and
5758 * reg-stack.c (move_for_stack_reg): Remove local variable
5760 (compare_for_stack_reg): Remove local variable flags_user.
5761 (convert_regs_1): Remove local variable deleted.
5763 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5765 (combine_blocks): Remove local variables exits and new_e.
5767 * tree-inline.c (expand_call_inline): Remove local variable
5770 * tree-ssa-live.c (create_ssa_var_map,
5771 calculate_live_on_entry): Remove local variable snn.
5773 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5775 * c-lex.c (c_lex_with_flags): Add parameter to call to
5778 2005-03-11 Per Bothner <per@bothner.com>
5780 * c-tree.h (struct c_declarator): New id_loc field.
5781 * c-pragma.h (c_lex_with_flags): Take position reference.
5782 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5783 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5784 (c_lex): Pass dummy location to c_lex_with_flags.
5785 * c-parser.c (c_lex_one_token): Set c_token's location using
5786 c_lex_with_flags, instead of input_location, which might be "ahead".
5787 (c_parser_direct_declarator): Set declarator's id_loc from
5789 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5790 declarator's id_loc, rather than probably-imprecise input_location.
5791 (build_id_declarator): Initialize c_declarator's id_loc field.
5793 2005-03-11 Roger Sayle <roger@eyesopen.com>
5796 * builtins.c (expand_builtin_signbit): Force the signbit's word
5797 into an integer register to avoid SUBREGs of floating point modes.
5799 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5801 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5802 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5803 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5804 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5806 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5808 PR rtl-optimization/20306
5809 * expr.c (emit_move_complex): Set try_int false if mode is
5810 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5811 emit_block_move if try_int is true.
5813 2005-03-11 Richard Henderson <rth@redhat.com>
5816 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5817 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5820 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5822 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5823 (TARGET_FIX_VR4130): New macro.
5824 (TARGET_OPTIONS): Add -mfix-vr4130.
5825 (ISA_HAS_MACCHI): New macro.
5826 (ASM_SPEC): Add -mfix-vr4130.
5827 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5828 (override_options): Handle mips_fix_vr4130_string.
5829 (mips_avoid_hazards): Clear all_noreorder_p
5830 if we're working around VR4130 errata and the macc alternatives
5832 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5833 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5834 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5835 (MULTILIB_DEFAULTS): Remove leading "march=".
5836 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5837 if no architecture option is given.
5838 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5840 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5841 * doc/invoke.texi: Document -mfix-vr4130.
5843 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5845 * config/mips/mips.c (override_options): Only warn about -mint64
5846 deprecation if TARGET_INT64.
5848 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5850 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5851 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5852 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5853 are non-specific regarding the nonnull parameter positions.
5854 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5855 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5856 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5857 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5859 * builtins.def: Use the non-specific "nonnull" attibute lists.
5861 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5863 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5864 single_pred_edge, single_succ, single_pred): Improve comments.
5866 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5868 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5869 single_pred_edge, single_succ, single_pred): New inline functions.
5870 * bb-reorder.c (rotate_loop, find_traces_1_round,
5871 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5872 duplicate_computed_gotos): Use the single_succ/pred functions.
5873 * cfganal.c (forwarder_block_p): Ditto.
5874 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5875 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5876 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5877 merge_seq_blocks): Ditto.
5878 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5879 * cfglayout.c (fixup_reorder_chain): Ditto.
5880 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5881 canonicalize_loop_headers, verify_loop_structure): Ditto.
5882 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5883 mfb_update_loops, create_preheader, force_single_succ_latches,
5884 create_loop_notes): Ditto.
5885 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5886 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5887 commit_one_edge_insertion, purge_dead_edges,
5888 cfg_layout_can_merge_blocks_p): Ditto.
5889 * except.c (sjlj_emit_function_enter): Ditto.
5890 * flow.c (init_propagate_block_info): Ditto.
5891 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5892 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5893 insert_insn_end_bb): Ditto.
5894 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5895 find_if_case_2): Ditto.
5896 * lambda-code.c (perfect_nestify): Ditto.
5897 * lcm.c (optimize_mode_switching): Ditto.
5898 * loop-doloop.c (doloop_modify): Ditto.
5899 * loop-init.c (loop_optimizer_init): Ditto.
5900 * loop-iv.c (simplify_using_initial_values): Ditto.
5901 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5902 * loop-unswitch.c (unswitch_loop): Ditto.
5903 * modulo-sched.c (generate_prolog_epilog): Ditto.
5904 * predict.c (combine_predictions_for_insn, estimate_probability,
5905 tree_estimate_probability, last_basic_block_p,
5906 estimate_bb_frequencies): Ditto.
5907 * profile.c (branch_prob): Ditto.
5908 * regrename.c (copyprop_hardreg_forward): Ditto.
5909 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5910 * tracer.c (layout_superblocks): Ditto.
5911 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5912 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5913 cleanup_control_expr_graph, disband_implicit_edges,
5914 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5915 tree_verify_flow_info, tree_make_forwarder_block,
5916 tree_forwarder_block_p, remove_forwarder_block,
5917 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5918 * tree-if-conv.c (tree_if_conversion): Ditto.
5919 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5920 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5921 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5922 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5923 copy_loop_headers): Ditto.
5924 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5925 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5926 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5927 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5928 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5929 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5930 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5931 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5932 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5933 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5934 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5935 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5936 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5937 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5938 slpeel_add_loop_guard): Ditto.
5940 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5942 PR tree-optimization/15784
5943 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5946 * stmt.c (expand_case): Don't change index_type. Convert minval
5949 PR tree-optimization/20130
5950 * fold-const.c (fold): Fold x * -1 into -x.
5952 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5954 PR rtl-optimization/20331
5955 * rtlanal.c (modified_between_p): Check its address first for MEM.
5956 (modified_in_p): Likewise.
5958 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5960 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5962 2005-03-10 Steven Bosscher <stevenb@suse.de>
5964 * expr.c (expand_expr_real_1): If possible, use a conditional
5965 move for expanding MIN_EXPR and MAX_EXPR.
5966 Use temp for moving around rtx-en.
5968 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5971 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5974 2005-03-10 Roger Sayle <roger@eyesopen.com>
5976 * builtins.c (expand_builtin_signbit): Extend to handle floating
5977 point modes wider than the largest integer type, using the
5978 operand_subword_force function to obtain the signbit's word.
5980 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5983 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5984 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5986 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5988 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5990 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5992 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5994 (perform_edge_inserts): Unconditionally call
5995 free_dominator_info.
5997 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5999 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6001 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6003 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6005 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6007 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6009 (rtl_register_value_prof_hooks,
6010 tree_value_profile_transformations,
6011 tree_register_value_prof_hooks): Likewise.
6012 * var-tracking.c (stack_adjust_offset_pre_post,
6013 variable_htab_free, variable_union, dataflow_set_different_2,
6014 count_uses, variable_was_changed, set_frame_base_location,
6015 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6016 vt_add_function_parameters): Likewise.
6017 * varasm.c (named_section_real, named_section, make_decl_rtl,
6018 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6019 const_hash_1, compare_constant, copy_constant, force_const_mem,
6020 output_constant_pool_2, output_constant_pool_1, output_constant,
6021 output_constructor, make_decl_one_only, decl_tls_model,
6022 default_no_named_section, default_elf_select_section_1,
6023 default_unique_section_1): Likewise.
6024 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6025 * vmsdbgout.c (addr_const_to_string): Likewise.
6028 * function.c (struct assign_parm_data_one): Remove last_named
6030 (assign_parm_find_data_types): Don't determine last_named.
6031 Reorder named_parm determination.
6032 (assign_parms): Only setup varargs on the last non-varadic
6035 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6037 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6038 sda base address on medium model.
6040 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6042 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6043 * cfgloop.c (flow_loop_nodes_find): Export.
6044 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6046 * cfgloopmanip.c (fix_loop_structure): New function.
6047 * predict.c (predict_loops): Clean up the loops information.
6048 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6049 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6051 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6052 (rewrite_into_loop_closed_ssa): Declaration changed.
6053 * tree-loop-linear.c (linear_transform_loops): Add argument to
6054 rewrite_into_loop_closed_ssa call.
6055 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6056 * tree-ssa-loop-im.c (move_computations): Ditto.
6057 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6058 * tree-vectorizer.c (vectorize_loops): Ditto.
6059 * tree-optimize.c: Include cfgloop.h.
6060 (execute_todo): Choose whether to call cleanup_tree_cfg or
6061 cleanup_tree_cfg_loop.
6062 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6063 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6064 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6065 cleanup_tree_cfg_loop call.
6066 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6067 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6068 work on part of cfg.
6070 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6073 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6074 with multiple alternatives.
6076 * stmt.c (parse_output_constraint): Fix a typo.
6078 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6080 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6081 assembly directive instead of deprecated "no-generics".
6083 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6085 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6086 for non-offsettable memory references to cope with outstanding reload
6088 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6089 avoid losing outstanding address reloads.
6090 ("reload_outdi", "reload_outdf"): Likewise.
6092 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6094 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6095 code. Add more cbrt transformations.
6097 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6099 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6101 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6103 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6104 NULL_TREE when a given tree is not simplified.
6105 (fold): Return the original tree when any of the functions
6106 mentioned above NULL_TREE.
6108 * fold-const.c (fold_unary, fold_binary): Take decomposed
6109 arguments, code, type, op0, and op1 in case of fold_binary.
6110 (fold): Update calls to fold_unary and fold_binary.
6112 2005-03-09 Roger Sayle <roger@eyesopen.com>
6114 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6115 a fndecl and an arglist instead of a CALL_EXPR, exp.
6117 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6119 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6121 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6123 * expr.c (expand_assignment): Remove orig_to_rtx.
6125 * fold-const.c (int_const_binop): Remove no_overflow.
6127 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6129 * loop-iv.c (get_biv_step_1): Remove lhs.
6131 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6133 * real.c (real_nan): Remove neg.
6135 * function.c (thread_prologue_and_epilogue_insns): Remove i
6138 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6141 * tree-eh.c (tree_could_trap_p): Remove idx.
6143 * tree-into-ssa.c (ann): Remove ann.
6145 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6147 * tree-sra.c (decide_block_copy): Remove inst_count.
6149 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6151 * tree-ssa-loop-im.c (lhs): Remove.
6153 * cfgbuild.c (state, STATE, SET_STATE,
6154 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6156 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6157 (find_basic_blocks): Set the state of each basic block to
6160 2005-03-08 Jeff Law <law@redhat.com>
6162 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6163 goto results in the removal of edges in the CFG, then we need
6164 to recompute dominators.
6166 2005-03-09 Ben Elliston <bje@au.ibm.com>
6168 * c-common.c (c_do_switch_warnings): Comment fix.
6170 2005-03-08 Julian Brown <julian@codesourcery.com>
6172 * Patch from 2005-03-08 reverted for causing regressions and
6173 ppc-darwin bootstrap failure.
6175 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6177 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6178 Define the real function for ppc-darwin.
6179 * c-typeck.c (convert_arguments): Check for target-specific
6180 invalid argument call to unprototyped function.
6181 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6183 * target.h (invalid_arg_for_unprototyped_fn): New field
6185 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6186 default target hook.
6187 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6190 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6192 * c-typeck.c (constructor_stack, constructor_range_stack,
6193 initializer_stack): Make them static.
6195 * cfg.c (rbi_pool): Make it static.
6197 * gimple-low.c (lower_stmt_body): Make it static.
6198 * tree-flow.h: Remove the corresponding prototype. Don't
6201 * sched-deps.c (cache_size): Make it static.
6203 * stor-layout.c (lang_adjust_rli): Make it static.
6205 2005-03-08 Julian Brown <julian@codesourcery.com>
6207 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6208 from being used for symbols with vague linkage when
6209 HAVE_GAS_COMDAT_GROUP is true.
6211 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6213 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6214 nlabel == JUMP_LABEL (jump).
6216 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6218 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6219 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6220 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6221 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6223 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6226 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6227 * c-common.c (handle_returns_twice): New function.
6228 (c_common_attribute_table): Declare eturns_twice' attribute.
6229 * doc/extend.texi: Document eturns_twice' attribute.
6230 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6231 (struct tree_decl): Add returns_twice_flag.
6233 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6235 * tree-ssa-phiopt.c: Fix a comment typo.
6237 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6238 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6239 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6242 2005-03-08 Richard Henderson <rth@redhat.com>
6244 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6245 builtin codes with ctzdi2, clzdi2, popcountdi2.
6246 (struct alpha_builtin_def): Add is_const.
6247 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6248 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6249 (alpha_init_builtins): Init them. Set nothrow and const attributes
6251 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6252 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6253 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6254 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6255 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6256 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6257 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6258 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6259 (TARGET_FOLD_BUILTIN): New.
6260 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6261 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6263 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6265 2005-03-08 Ira Rosen <irar@il.ibm.com>
6267 PR tree-optimization/20122
6268 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6269 condition of access function instead of base.
6271 2005-03-07 Jeff Law <law@redhat.com>
6272 Steven Bosscher <stevenb@suse.de>
6274 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6275 (find_taken_edge): Call find_taken_edge_computed_goto as
6276 appropriate. Allow any gimple invariant rather than just
6277 INTEGER_CST for VAL.
6278 (cleanup_control_flow): Cleanup a computed goto which has turned
6280 (tree_merge_blocks): If block B has any forced labels, move
6281 them to the start of block A.
6282 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6283 computed gotos as well.
6284 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6285 removal of unnecessary computed gotos too.
6286 (lookup_redirection_data): Fix type of INSERT argument. Callers
6289 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6291 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6292 Remove trailing spaces.
6294 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6295 unshare_all_trees): Make them static.
6296 * tree-gimple.h: Remove the corresponding prototypes.
6298 * diagnostic.h: Remove unused prototype
6299 debug_output_buffer.
6300 * modulo-sched.c: Remove unused prototype
6301 set_row_column_for_ps.
6303 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6304 replace_phi_edge_with_variable): Remove unused variable i.
6306 2005-03-07 Per Bothner <per@bothner.com>
6308 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6310 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6313 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6314 bbs on the COND_EXPR instead of the PHI_NODEs.
6315 (candidate_bb_for_phi_optimization): Remove.
6316 (replace_phi_with_stmt): Rename to ...
6317 (replace_phi_edge_with_variable): this and change so that we
6318 replace the phi argument instead of removing the PHI.
6319 (conditional_replacement): Change so we deal with PHI with more
6321 (value_replacement): Likewise.
6322 (abs_replacement): Likewise.
6324 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6326 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6327 output_e500_flip_gt_bit.
6329 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6331 (rs6000_generate_compare): Fix logic to look at the correct bits.
6332 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6334 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6335 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6336 gen_move_from_CR_gt_bit.
6338 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6339 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6340 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6342 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6343 (E500_CR_IOR_COMPARE): New constant.
6345 2005-03-08 Earl Chew <earl_chew@agilent.com>
6346 David Billinghurst <David.Billinghurst@riotinto.com>
6348 * config/i386/host-cygwin.c: New file to support precompiled
6350 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6351 * config.host: Use above files for cygwin host.
6353 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6355 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6356 ordering ops from earlier change.
6358 2005-03-07 Per Bothner <per@bothner.com>
6360 Various fixes to allow us to again build if --enable-mapped-location:
6361 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6362 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6363 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6364 local variable loc. Change logic appropriately.
6365 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6366 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6367 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6368 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6369 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6371 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6373 PR rtl-optimization/19683
6374 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6375 number of bytes, to smallest_int_for_mode. Fix arguments to
6376 REG_CANNOT_CHANGE_MODE_P.
6378 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6380 * reorg.c (relax_delay_slots): Check that the jump is
6381 conditional before trying to invert it.
6383 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6385 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6388 * calls (stack_arg_under_construction): Make it static.
6390 * flow.c (regs_live_at_setjmp): Make it static.
6391 * flow.h: Remove the corresponding prototype.
6393 * reload1.c (reload_startobj, reload_firstobj,
6394 something_needs_operands_changed, reload_inherited,
6395 reload_inheritance_insn, reload_override_in,
6396 reload_spill_index): Make them static.
6398 * recog.c (verify_changes): Make it static.
6399 * recog.h: Remove the corresponding prototype.
6401 * cfgbuild.c (find_sub_basic_blocks): Remove.
6402 * basic-block.h: Remove the corresponding prototype.
6403 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6405 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6407 * tree-ssa-operands.c (check_build_stmt): Remove.
6409 * stor-layout.c (set_alignment): Remove.
6410 * tree.h: Remove the corresponding prototype.
6412 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6414 * tree-ssa-dce.c (control_dependence_map,
6415 visited_control_parents): Make them static.
6417 * cfghooks.c (verify_flow_info): Remove local variable
6420 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6423 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6425 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6427 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6429 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6431 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6432 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6433 PARALLEL for an empty structure.
6435 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6437 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6439 * fold-const.c (fold_binary): Unroll the very first "for"
6442 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6444 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6445 redundant match_code test.
6446 (scc_comparison_operator): Swap match_operand and match_code
6448 (branch_positive_comparison_operator): Same.
6449 (trap_comparison_operator): Use comparison_operator and swap with
6452 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6455 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6456 (out_movhi_r_mr): Read low byte of volatile MEM first.
6457 (out_movhi_mr_r): Write high byte of volatile MEM first.
6459 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6461 * cselib.c (reg_values, reg_values_size): Make them static.
6463 * cse.c (cse_reg_info_table): Make it static.
6465 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6467 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6469 * cse.c (find_best_addr): Use canon_for_address.
6471 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6473 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6474 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6475 SUBREG and MEM, respectively.
6477 * fold-const.c (fold_binary): Use code instead of t.
6479 * fold-const.c (optimize_minmax_comparison): Take decomposed
6480 arguments code, type, op0, and op1 instead of t.
6481 (fold_binary): Update a call to optimize_minmax_comparison.
6483 * fold-const.c (fold_range_test): Take decomposed arguments
6484 code, type, op0, and op1 instead of t.
6485 (fold_binary): Update a call to fold_range_test.
6487 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6488 decomposed arguments code, type, op0, and op1 instead of t.
6489 (fold_binary): Update a call to fold_range_test.
6491 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6493 * fold-const.c (fold_binary): Avoid directly using the original
6494 expression t as much as possible.
6496 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6498 * c-semantics.c (build_stmt): Use TYPE_P instead of
6499 IS_NON_TYPE_CODE_CLASS.
6500 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6501 (NON_TYPE_CHECK): Use TYPE_P instead of
6502 IS_NON_TYPE_CODE_CLASS.
6504 * fold-const.c (fold): Remove handling of binary expressions.
6506 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6508 * doc/c-tree.texi: Wrap comments in @r{}.
6509 * doc/cpp.texi: Likewise.
6510 * doc/cppinternals.texi: Likewise.
6511 * doc/extend.texi: Likewise.
6512 * doc/md.texi: Likewise.
6513 * doc/objc.texi: Likewise.
6514 * doc/sourcebuild.texi: Likewise.
6515 * doc/tm.texi: Likewise.
6518 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6520 * predict.c (apply_return_prediction): Standardize PHI chain
6522 * tree-ssa.c (ssa_redirect_edge): Likewise.
6524 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6525 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6528 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6529 * tree-flow.h: Adjust the prototype for remove_phi_node.
6530 * lambda-code.c (perfect_nestify): Adjust a call to
6533 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6534 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6536 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6537 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6538 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6539 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6541 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6542 of GEN_INT (trunc_int_for_mode (...)).
6543 * loop-iv.c (iv_number_of_iterations): Likewise.
6544 * postreload.c (reload_cse_move2add): Likewise.
6545 * simplify-rtx.c (simplify_const_unary_operation,
6546 simplify_const_binary_operation): Likewise.
6547 * stor-layout.c (get_mode_bounds): Likewise.
6549 * fold-const.c (fold_binary): New.
6550 (fold): Call fold_binary on binary expressions.
6552 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6554 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6555 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6556 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6557 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6558 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6560 2005-03-04 Devang Patel <dpatel@apple.com>
6562 PR tree-optimization/18815
6563 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6564 loops with zero exit edges.
6566 2005-03-04 Devang Patel <dpatel@apple.com>
6568 * doc/invoke.texi: Remove reference to webpage that does not exist.
6570 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6571 Joseph S. Myers <joseph@codesourcery.com>
6574 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6575 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6576 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6577 * pa.c (get_plabel): Change argument to symbol_ref. Call
6578 maybe_get_identifier instead of get_identifier.
6579 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6580 (struct deferred_plabel): Replace name field with symbol field.
6581 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6582 ASM_OUTPUT_EXTERNAL_REAL is defined.
6583 (output_global_address): Use output_addr_const for output of all
6585 (output_deferred_plabels): Use symbol_ref instead of name for address
6587 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6588 ASM_OUTPUT_SYMBOL_REF): New macros.
6589 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6591 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6594 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6596 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6597 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6599 2005-03-04 Jeff Law <law@redhat.com>
6601 * basic-block.h (rediscover_loops_after_threading): Declare.
6602 * tree-ssa-dom.c: Include cfgloop.h.
6603 (tree_ssa_dominator_optimize): Discover loops and some basic
6604 properties. Remove forwarder blocks recreated by loop header
6605 canonicalization. Also mark backedges in the CFG.
6606 * tree-ssa-threadupdate.c: Include cfgloop.h
6607 (rediscover_loops_after_threading): Define.
6608 (struct local_info): New field, JUMP_THREADED.
6609 (prune_undesirable_thread_requests): New function.
6610 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6611 then record that fact for the callers of redirct_edges.
6612 (thread_block): If BB has incoming backedges, then call
6613 prune_undesirable_thraed_requests. Note when we are
6614 going to have to rediscover loop information. Return a
6615 boolean indicating if any jumps were threaded.
6616 (thread_through_all_blocks): Bubble up boolean indicating
6617 if any jumps were threaded.
6618 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6619 (tree-ssa-threadupdate.o): Similarly.
6621 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6623 * fold-const.c (fold_ternary): Unroll the "for" loop to
6626 2005-03-04 Andrew Haley <aph@redhat.com>
6628 * unwind-dw2-fde-glibc.c (struct
6629 unw_eh_callback_data.check_cache): New field.
6630 (frame_hdr_cache): New.
6631 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6632 Cache frame header info.
6634 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6636 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6637 (print_c_condition): Declare.
6638 * read-rtl.c (ptr_loc): New structure.
6639 (ptr_locs, ptr_loc_obstack, joined_conditions)
6640 (joined_conditions_obstack): New variables.
6641 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6642 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6643 (join_c_conditions, print_c_condition): New functions.
6644 (apply_macro_to_string): Associate the new string with the same
6645 source location as the old one.
6646 (add_condition_to_string): Use join_c_conditions.
6647 (read_string): Use set_rtx_ptr_loc to record a filename and line
6648 number for the string.
6649 (read_rtx): Initialize the new variables above.
6650 * genattrtab.c (write_test_expr, write_attr_value): Use
6652 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6653 comment above the GCC_VERSION check.
6654 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6655 Inline the definition of MAYBE_EVAL.
6656 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6657 * genoutput.c (process_template): Likewise.
6658 * genpreds.c (write_predicate_subfunction): Likewise.
6659 (write_predicate_expr): Use print_c_condition.
6660 * genrecog.c (write_cond): Likewise.
6661 * gensupport.c (process_rtx): Use join_c_conditions to join the
6662 conditions of a define_insn_and_split. Record a source location
6663 for the string after the "&&".
6664 (alter_test_for_insn): Use join_c_conditions.
6666 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6669 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6670 PR tree-optimization/15784
6671 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6674 2005-03-04 Ben Elliston <bje@au.ibm.com>
6676 * gcc.c (option_map): Add --coverage.
6677 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6678 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6679 * config/darwin.h: Pass -lgcov for `coverage'.
6680 * doc/invoke.texi (Debugging Options): Document --coverage.
6682 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6684 * gcse.c (bypass_block): Use find_edge wherever possible.
6686 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6690 * c-opts.c (c_common_parse_file): Call start_source_file
6691 and end_source_file at the approriate times.
6693 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6694 the main file, it will be done for us now.
6696 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6698 * fold-const.c (fold_ternary): New.
6699 (fold): Call fold_ternary on ternary expressions. Remove
6700 handling of ternary expressions.
6702 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6704 PR tree-optimization/15784
6705 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6708 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6710 * config/rs6000/predicates.md (branch_comparison_operator):
6711 Convert from C block to conditional format.
6713 2005-03-03 Jan Hubicka <jh@suse.cz>
6715 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6716 and non-constant public variables.
6718 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6720 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6723 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6726 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6727 calls to release_ssa_name and release_phi_node.
6729 * fold-const.c (fold): Remove handling of unary expressions.
6731 * fold-const.c (fold_unary): Avoid directly using the original
6732 expression t as much as possible.
6734 2005-03-03 Roger Sayle <roger@eyesopen.com>
6735 Andrew Pinski <pinskia@physics.uc.edu>
6737 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6738 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6740 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6742 Describe special registers SRP and MOF as allocatable registers.
6743 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6744 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6745 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6746 TARGET_HAS_MUL_INSNS.
6747 (cris_print_operand) <case 'd'>: New case.
6748 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6749 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6751 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6752 (REG_ALLOC_ORDER): Update for MOF.
6753 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6755 (GENERAL_REGS): No longer a define of ALL_REGS.
6756 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6757 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6759 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6760 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6761 (SECONDARY_RELOAD_CLASS): Define.
6762 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6763 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6764 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6765 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6766 (REGISTER_MOVE_COST): Define.
6767 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6768 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6769 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6770 (CRIS_MOF_REGNUM): New define_constants.
6771 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6773 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6775 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6776 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6777 Adjust for MOF being properly described as a register.
6778 (indir_to_reg_split): Name this split. Conditionalize on the
6779 destination register being a general register.
6780 (movei): Conditionalize on on operands 0 and 1 having the same
6783 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6786 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6787 -mcpu to override any other explicitly given flags.
6789 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6791 * recog.c (verify_changes, confirm_change_group): New functions,
6792 broken out of apply_change_group.
6793 (apply_change_group): Use them.
6794 * recog.h (verify_change, confirm_change_group): Declare.
6795 * rtl.h (redirect_jump_2): Declare.
6796 * jump.c (redirect_exp, invert_exp): Delete.
6797 (invert_exp_1): Take second parameter. Return value. Changed caller.
6798 (redirect_jump_2): New function, broken out of redirect_jump.
6799 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6800 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6801 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6803 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6805 * varasm.c (named_section): Use xstrdup rather than doing it by
6808 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6810 2005-03-02 Devang Patel <dpatel@apple.com>
6812 Undo PR tree-optimization/18815 fix.
6814 2005-03-02 Devang Patel <dpatel@apple.com>
6816 PR tree-optimization/18815
6817 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6818 loops with zero exit edges.
6820 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6822 * cfg.c (connect_src, connect_dest, disconnect_src,
6823 disconnct_dest): New.
6824 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6825 redirect_edge_pred): Use the new functions.
6827 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6828 free_dominance_info only when needed.
6830 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6833 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6834 (reg_or_sub_cint64_operand): Same.
6836 2005-03-02 Jeff Law <law@redhat.com>
6838 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6839 CFG_ALTERED in the main DOM iteration loop.
6841 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6844 * varasm.c (initializer_constant_valid_p): Allow conversions
6845 between OFFSET_TYPEs. Tidy.
6847 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6849 * config/cris/cris.md ("return"): Remove epilogue delay list
6852 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6854 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6856 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6858 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6860 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6861 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6862 config/m68k/m68k.c, config/mips/mips.h,
6863 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6864 doc/include/gcc-common.texi: Update copyright.
6866 PR middle-end/18029 and PR middle-end/18030
6867 * expr.c (optimize_bitfield_assignment_op): Add a special case
6868 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6870 * fold-const.c (fold_unary): New.
6871 (fold): Call fold_unary on unary expressions.
6873 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6875 * cgraph.h (struct cgraph_edge): Add prev_caller and
6877 (cgraph_node_remove_callees): Export.
6878 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6880 (cgraph_edge_remove_callee): New function.
6881 (cgraph_edge_remove_caller): Likewise.
6882 (cgraph_remove_edge): Use.
6883 (cgraph_redirect_edge_callee): Likewise.
6884 (cgraph_node_remove_callees): New function.
6885 (cgraph_node_remove_callers): Likewise.
6886 (cgraph_remove_node): Use.
6887 * tree-optimize.c (tree_rest_of_compilation): Use
6888 cgraph_node_remove_callees instead of manual loop.
6889 * cgraphunit.c (cgraph_finalize_function): Likewise.
6890 (cgraph_expand_function): Likewise.
6891 (cgraph_remove_unreachable_nodes): Likewise.
6893 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6896 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6898 * c-decl.c (undeclared_variable): Take location as argument.
6899 * c-typeck.c (build_external_ref): Likewise.
6900 * c-parser.c (c_parser_postfix_expression): Pass location of
6901 identifier to build_external_ref.
6903 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6905 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6906 CCEQ mode for branch_positive_comparison_operator test.
6907 * config/rs6000/predicates (branch_comparison_operator): Revert to
6909 (scc_comparison_operator): Same.
6910 (branch_positive_comparison_operator): Same.
6912 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6914 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6915 (cris_delay_slots_for_epilogue): Remove.
6916 (save_last): Move into cris_target_asm_function_epilogue.
6917 (cris_target_asm_function_epilogue): Remove tests for file being
6919 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6920 (cris_delay_slots_for_epilogue): Remove prototypes.
6921 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6922 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6924 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6926 * config/rs6000/predicates.md (branch_comparison_operator): Change
6927 to define_special_predicate.
6928 (scc_comparison_operator): Same.
6929 (branch_positive_comparison_operator): Same.
6931 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6933 * Makefile.in (tree-ssa-sink.o): New.
6934 (OBJS-common): Add tree-ssa-sink.o.
6935 * common.opt: Add -ftree-sink
6936 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6937 * timevar.def (TV_TREE_SINK): new timevar.
6938 * tree-flow.h (is_hidden_global_store): Prototype.
6939 * tree-optimize.c (init_tree_optimization_passes): Add
6941 * tree-pass.h (pass_sink_code): New.
6942 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6943 for non-obvious global store store to is_hidden_global_store, and
6944 call that new function.
6945 * tree-ssa-sink.c: New file.
6946 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6947 * doc/passes.texi: Document forward store motion.
6948 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6949 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6950 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6951 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6953 2005-03-01 Per Bothner <per@bothner.com>
6955 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6956 and we have a non-zero column-number, add it to the message.
6957 Also factor out the diagnostic_kind_text.
6959 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6961 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6962 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6963 flow_loop_scan): Removed.
6964 (flow_loop_dump): Do not dump removed fields.
6965 (flow_loop_free): Do not free removed fields.
6966 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6967 (loop_exit_edge_p): New function.
6968 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6969 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6970 num_exits, exits_doms.
6971 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6972 LOOP_EDGES, LOOP_ALL): Removed.
6973 (flow_loop_scan): Declaration removed.
6974 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6975 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6977 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6978 (if_convert): Call flow_loops_find and flow_loops_free
6979 when calling mark_loop_exit_edges.
6980 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6981 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6982 free_dominance_info calls.
6983 * loop-init.c (flow_loops_find): Ditto.
6984 * passes.c (rest_of_handle_branch_prob): Ditto.
6985 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6986 * loop-unroll.c (analyze_insns_in_loop): Do not use
6988 * predict.c (predict_loops): Do not call flow_loop_scan.
6989 Use get_loop_exit_edges.
6990 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6991 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6992 Do not use EDGE_LOOP_EXIT.
6993 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6994 to bb_with_exit_edge_p.
6995 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6996 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6997 to bb_with_exit_edge_p.
6998 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7000 * tree-loop-linear.c (linear_transform_loops): Do not call
7001 flow_loop_scan. Use loop->single_exit.
7002 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7003 (vect_analyze_loop_form): Do not call flow_loop_scan.
7004 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7006 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7008 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7009 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7010 slpeel_tree_duplicate_loop_to_edge_cfg,
7011 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7012 Use loop_preheader_edge and loop->single_exit. Do not call
7015 2005-03-01 Nick Clifton <nickc@redhat.com>
7017 * config/arm/arm.c (thumb_find_work_register): Check all of the
7018 argument registers to see if they are free, and a couple of
7019 special cases where the last argument register but can be proved
7020 to be available during the function's prologue.
7021 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7022 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7023 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7025 (thumb_compute_save_reg_mask): Likewise. Also use
7026 thumb_find_work_register() to ensure that there is agreement about
7027 which work register is going to be used in the prologue.
7028 (thumb_output_function_prologue): Use unsigned long as the type
7029 for the register bit-mask. Also delay pushing the link register if
7030 other high registers are going to be pushed.
7031 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7032 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7033 redundant prototypes.
7035 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7038 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7039 and after reload in REG+REG indexed addresses without REG_POINTER
7040 set in the base and not set in the index.
7042 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7044 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7045 Don't undefine here.
7046 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7047 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7048 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7049 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7050 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7052 * config.gcc (sh*-*-linux*): Use config/linux.h.
7054 2005-02-28 Dale Johannesen <dalej@apple.com>
7055 Stan Shebs <shebs@apple.com>
7057 Rewrite of 64-bit Darwin structure-by-value pass/return.
7058 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7059 intoffset, use_stack, named.
7060 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7061 (rs6000_darwin64_record_arg_advance_flush): New.
7062 (rs6000_darwin64_record_arg_advance_recurse): New.
7063 (rs6000_darwin64_record_arg_flush): New.
7064 (rs6000_darwin64_record_arg_recurse): New.
7065 (rs6000_darwin64_record_arg): New.
7066 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7067 (function_arg_boundary): Handle 128-bit aligned structs.
7068 (function_arg_advance): Rewrite darwin64 struct handling.
7069 (function_arg): Call rs6000_darwin64_record_arg.
7070 (function_arg_partial_nregs): Handle darwin64 structs.
7071 (rs6000_darwin64_function_value): Remove.
7072 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7074 2005-02-28 Roger Sayle <roger@eyesopen.com>
7076 PR tree-optimization/20216
7077 * tree-chrec.c (tree_fold_factorial): Delete.
7078 (tree_fold_binomial): Change argument list to take a return type
7079 and change the type of K to unsigned int. Rewrite to avoid explicit
7080 evaluation of factorials, and (recursively) calling fold to perform
7081 compile-time arithmetic. Return NULL on (internal) overflow.
7082 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7083 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7084 if any intermediate calculation overflows.
7085 (chrec_apply): Update call to chrec_evaluate.
7087 2005-02-28 James E Wilson <wilson@specifixinc.com>
7089 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7091 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7094 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7095 instead of NULL_TREE on error.
7097 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7099 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7100 (EASY_VECTOR_15_ADD_SELF): Remove.
7101 (num_insns_constant_wide): Not static.
7102 (validate_condition_mode): Not static.
7103 (toc_relative_expr_p): Not static.
7104 (legitimate_indirect_address_p): Not static.
7105 (macho_lo_sum_memory_operand): Not static.
7106 (invalid_e500_subreg): Not static.
7107 (easy_vector_same): Not static.
7108 (easy_vector_splat_const): Not static.
7109 (RS6000_SYMBOL_REF_TLS_P): Remove.
7110 (any_operand): Delete.
7111 (any_parallel_operand): Delete.
7112 (count_register_operand): Delete.
7113 (altivec_register_operand): Delete.
7114 (xer_operand): Delete.
7115 (s8bit_cint_operand): Delete.
7116 (short_cint_operand): Delete.
7117 (u_short_cint_operand): Delete.
7118 (non_short_cint_operand): Delete.
7119 (exact_log2_cint_operand): Delete.
7120 (gpc_reg_operand): Delete.
7121 (cc_reg_operand): Delete.
7122 (cc_reg_not_cr0_operand): Delete.
7123 (reg_or_short_operand): Delete.
7124 (reg_or_neg_short_operand): Delete.
7125 (reg_or_aligned_short_operand): Delete.
7126 (reg_or_u_short_operand): Delete.
7127 (reg_or_cint_operand): Delete.
7128 (reg_or_arith_cint_operand): Delete.
7129 (reg_or_add_cint64_operand): Delete.
7130 (reg_or_sub_cint64_operand): Delete.
7131 (reg_or_logical_cint_operand): Delete.
7132 (got_operand): Delete.
7133 (got_no_const_operand): Delete.
7134 (easy_fp_constant): Delete.
7135 (easy_vector_constant): Delete.
7136 (easy_vector_constant_add_self): Delete.
7137 (zero_constant): Delete.
7138 (zero_fp_constant): Delete.
7139 (volatile_mem_operand): Delete.
7140 (offsettable_mem_operand): Delete.
7141 (mem_or_easy_const_operand): Delete.
7142 (add_operand): Delete.
7143 (non_add_cint_operand): Delete.
7144 (logical_operand): Delete.
7145 (non_logical_cint_operand): Delete.
7146 (mask_operand): Delete.
7147 (mask_operand_wrap): Delete.
7148 (mask64_operand): Delete.
7149 (mask64_2_operand): Delete.
7150 (and64_operand): Delete.
7151 (and64_2_operand): Delete.
7152 (and_operand): Delete.
7153 (reg_or_mem_operand): Delete.
7154 (lwa_operand): Delete.
7155 (symbol_ref_operand): Delete.
7156 (call_operand): Delete.
7157 (current_file_function_operand): Delete.
7158 (input_operand): Delete.
7159 (rs6000_nonimmediate_operand): Delete.
7160 (rs6000_tls_symbol_ref): Delete.
7161 (save_world_operation): Delete.
7162 (restore_world_operation): Delete.
7163 (load_multiple_operation): Delete.
7164 (store_multiple_operation): Delete.
7165 (vrsave_operation): Delete.
7166 (mfcr_operation): Delete.
7167 (mtcrf_operation): Delete.
7168 (lmw_operation): Delete.
7169 (stmw_operation): Delete.
7170 (branch_comparison_operator): Delete.
7171 (branch_positive_comparison_operator): Delete.
7172 (scc_comparison_operator): Delete.
7173 (trap_comparison_operator): Delete.
7174 (boolean_operator): Delete.
7175 (boolean_or_operator): Delete.
7176 (min_max_operator): Delete.
7177 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7178 (EASY_VECTOR_15): Moved to here.
7179 (EASY_VECTOR_15_ADD_SELF): Move to here.
7180 (PREDICATE_CODES): Delete.
7181 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7182 Declare functions no longer static.
7183 * config/rs6000/predicates.md: New.
7184 * config/rs6000/rs6000.md: Include predicates.md
7186 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7188 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7189 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7191 * cfgrtl.c (need_fake_edge_p): Likewise.
7192 * combine.c (distribute_notes): Likewise.
7193 * emit-rtl.c (try_split): Likewise.
7194 * recog.c (peephole2_opimize): Likewise.
7195 * reg-notes.def (ALWAYS_RETURN): Remove.
7196 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7197 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7198 * tree.h (ECF_ALWAYS_RETURN): Remove.
7200 2005-02-28 Roger Sayle <roger@eyesopen.com>
7203 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7204 between different machine modes is never a "useless" conversion.
7206 2005-02-28 Geert Bosch <bosch@gnat.com>
7209 * doc/contrib.texi: List contributors for Ada front end
7211 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7213 * simplify-rtx.c (simplify_unary_operation_1,
7214 simplify_const_unary_operation): New, extracted from...
7215 (simplify_unary_operation): ... this one.
7216 (simplify_binary_operation_1,
7217 simplify_const_binary_operation): New, extracted from...
7218 (simplify_binary_operation): ... this one.
7219 * rtl.h (simplify_const_unary_operation,
7220 simplify_const_binary_operation): Add prototypes.
7222 2005-02-28 Julian Brown <julian@codesourcery.com>
7224 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7225 building libjava and caused PR regression/20228.
7227 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7230 * Makefile.in (host_subdir): New.
7231 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7232 * configure: Regenerate.
7234 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7236 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7237 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7238 installation directory first.
7240 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7243 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7244 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7245 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7246 * config/cris/cris.md: Tweak comments referring to Q.
7247 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7248 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7249 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7250 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7251 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7252 Insert spaces in constraints to align alternatives vertically for
7254 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7257 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7259 PR rtl-optimization/17728
7260 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7261 operand 0 from general_operand to move_dest_operand.
7263 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7265 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7266 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7267 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7268 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7270 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7272 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7273 * configure: Regenerate.
7274 * libada-mk.in: Remove CC; rename
7275 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7277 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7280 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7281 for the lhs, also walk over the tree. Likewise for rhs.
7283 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7285 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7286 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7287 Do not propagate value of iv before increment over the increment.
7289 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7291 * c-parser.c: New file.
7292 * c-parse.in: Remove.
7293 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7295 (c-parser.o): Add dependencies.
7296 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7297 maintainer-clean, TAGS): Update.
7298 * c-config-lang.in (gtfiles): Update.
7299 * gengtype-lex.l: Don't handle "@@".
7300 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7301 objc_build_synchronized, objc_begin_try_stmt,
7302 objc_begin_catch_clause, objc_finish_catch_clause,
7303 objc_build_finally_clause, objc_finish_try_stmt): New.
7304 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7306 (c_parse_init): Update comment.
7307 * c-decl.c (c_init_decl_processing): Update comment.
7308 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7309 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7310 new c_declspecs members.
7312 2005-02-25 Julian Brown <julian@codesourcery.com>
7314 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7315 from being used for symbols with vague linkage when
7316 HAVE_GAS_COMDAT_GROUP is true.
7318 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7320 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7322 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7325 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7326 (LIBGCC2_HAS_DF_MODE): New.
7327 (LIBGCC2_HAS_XF_MODE): New.
7328 (LIBGCC2_HAS_TF_MODE): New.
7329 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7330 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7331 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7332 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7333 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7334 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7335 and add _fixtfdi, _fixunstfdi, _floatditf
7336 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7337 L_fixunstfdi, L_floatditf.
7338 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7339 (LIBGCC2_HAS_TF_MODE): Define.
7341 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7343 PR tree-optimization/20204
7344 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7345 REWRITE_THIS_STMT markers on PHI nodes.
7346 (rewrite_initialize_block): Likewise.
7348 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7350 * version.c (version_string): Update to 4.1.
7352 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7354 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7355 Clarify that the alternative way doesn't work in GNU C++.
7357 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7359 PR tree-optimization/19937
7360 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7361 to the type of the induction variable.
7363 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7365 PR rtl-optimization/20117
7366 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7367 the block including noncopyable insn.
7369 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7371 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7372 calls to find_reg_note.
7374 2005-02-24 Richard Henderson <rth@redhat.com>
7377 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7380 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7382 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7383 vector types if to use base reg for misaligned non-word ld/std.
7385 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7388 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7389 dwarf2 label manually and put it after, not before the prologue.
7391 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7394 * reload.c (operands_match_p): Only increment register number for
7395 SCALAR_INT_MODE_P modes in multiple hard registers.
7397 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7400 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7402 * ChangeLog.5: Fix log message typo(s).
7403 * ChangeLog.7: Likewise.
7404 * ChangeLog.tree-ssa: Likewise.
7405 * cfgexpand.c: Fix comment typo(s).
7406 * conflict.c: Likewise.
7407 * defaults.h: Likewise.
7408 * dwarf2out.c: Likewise.
7410 * ggc-page.c: Likewise.
7411 * tree-eh.c: Likewise.
7412 * tree-ssa-dom.c: Likewise.
7414 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7417 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7418 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7419 if SHARED is defined.
7422 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7423 allow splitting only if operands 0 and 3 don't overlap.
7425 2005-02-24 Richard Henderson <rth@redhat.com>
7428 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7429 (fold_builtin_1): Call them.
7430 * fold-const.c (fold_complex_mult_parts): Split out from ...
7431 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7432 (fold_complex_div_parts, fold_complex_div): New.
7434 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7436 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7438 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7439 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7441 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7442 (print_node): Likewise.
7443 Print TYPE_SIZES_GIMPLIFIED.
7445 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7447 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7448 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7449 operands as commutative in constraints.
7451 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7453 * tree-into-ssa.c: Re-organize internal functions.
7455 2005-02-24 Richard Henderson <rth@redhat.com>
7458 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7460 * common.opt (fcx-limited-range): New.
7461 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7462 * toplev.c (flag_complex_method): Initialize to 1.
7463 (process_options): Set flag_complex_method to 0 if
7464 flag_cx_limited_range.
7465 * doc/invoke.texi (-fcx-limited-range): New.
7467 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7469 * cse.c (delete_trivially_dead_insns): Speed up by using
7470 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7473 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7475 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7476 functions when -mid-shared-library is being used.
7478 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7480 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7481 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7482 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7483 * system.h: Poison LINK_LIBGCC_SPECIAL.
7485 2005-02-23 James E Wilson <wilson@specifixinc.com>
7487 * gengtype.c (note_insn_name): Make 1 element larger.
7489 2005-02-23 Roger Sayle <roger@eyesopen.com>
7492 PR rtl-optimization/20097
7493 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7494 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7496 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7498 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7499 * t-aix52 (SHLIB_INSTALL): Same.
7501 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7503 * genpreds.c: Update copyright.
7505 2005-02-23 Michael Beach <michaelb@ieee.org>
7508 * config/sparc/t-elf (startup files): Assemble with CPP.
7510 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7512 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7513 (write_predicate_expr): Likewise.
7515 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7517 PR tree-optimization/20100
7518 PR tree-optimization/20115
7519 * tree-optimize.c (init_tree_optimization_passes): Remove
7520 pass_maybe_create_global_var.
7521 * tree-pass.h (pass_maybe_create_global_var): Remove.
7522 * tree-ssa-alias.c (aliases_computed_p): Declare.
7523 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7524 (count_calls_and_maybe_create_global_var): Remove.
7525 (pass_maybe_create_global_var): Remove.
7526 (init_alias_info): Do not declare aliases_computed_p.
7527 (maybe_create_global_var): If the function contains no
7528 call-clobbered variables and a mix of pure/const and regular
7529 function calls, create .GLOBAL_VAR.
7530 Mark all call-clobbered variables for renaming.
7531 (merge_pointed_to_info): Update comment.
7532 (add_pointed_to_var): Likewise.
7533 (is_escape_site): Likewise.
7534 Accept struct alias_info * instead of size_t *.
7536 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7538 * tree-ssa-operands.c (get_call_expr_operands): If
7539 ALIASES_COMPUTED_P is false, do not add call-clobbering
7541 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7542 (delete_tree_ssa): Likewise.
7544 2005-02-22 James E Wilson <wilson@specifixinc.com>
7546 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7547 (do_compile): Do call it here.
7549 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7551 PR rtl-optimization/20017.
7552 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7553 rest_of_handle_cse2, rest_of_handle_gcse): Call
7554 delete_dead_jumptables immediately before calling cleanup_cfg.
7556 2005-02-22 Devang Patel <dpatel@apple.com>
7559 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7562 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7564 * config/rs6000/aix.h (WINT_TYPE): Define.
7566 2005-02-22 Stan Shebs <shebs@apple.com>
7568 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7569 natural alignment for 64-bit Darwin.
7570 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7572 * doc/invoke.texi: Document this.
7574 2005-02-22 DJ Delorie <dj@redhat.com>
7576 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7577 to make_[un]signed_type, not the mode itself.
7579 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7581 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7582 not available. Use tail calls wherever possible.
7583 (make_edge): Call unchecked_make_edge to create an edge.
7585 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7586 (coalesce_ssa_name): Don't check for
7587 SSANORM_USE_COALESCE_LIST.
7588 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7590 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7592 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7593 (rewrite_into_ssa): ... here.
7595 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7597 PR tree-optimization/19786
7598 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7599 tag to another's may-alias bitmap when adding to the other's list.
7601 2005-02-21 DJ Delorie <dj@redhat.com>
7603 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7604 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7605 registers in unsupported ways.
7606 * expmed.c (init_expmed): Likewise.
7608 2005-02-21 Stan Cox <scox@redhat.com>
7610 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7612 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7614 * tree-cfg.c (fold_cond_expr_cond): New.
7615 (make_edges): Call fold_cond_expr_cond.
7616 (find_taken_edge): Accept nothing but INTEGER_CST.
7617 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7619 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7621 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7622 that do not belong to any basic block.
7624 2005-02-21 Jeff Law <law@redhat.com>
7626 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7629 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7631 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7632 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7633 Adjust their definitions.
7634 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7635 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7637 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7638 genautomata.c, langhooks.c, langhooks.h, system.h,
7639 config/arm/lib1funcs.asm: Update copyright.
7641 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7643 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7645 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7648 * doc/install.texi: Document --with-gc.
7650 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7652 * simplify-rtx.c (simplify_unary_operation): Add a missing
7655 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7657 PR tree-optimization/18663
7658 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7659 if the type has variable bounds.
7661 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7663 * gcse.c: Remove an obsolete comment.
7665 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7667 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7669 * doc/extend.texi (Function Attributes) <Attribute const>: The
7670 attribute "pure" is below this text, not above.
7672 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7674 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7675 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7676 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7678 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7681 * langhooks.h (struct lang_hooks): Add to_target_charset.
7682 * langhooks.c (lhd_to_target_charset): New function.
7683 * langhooks-def.h: Declare lhd_to_target_charset.
7684 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7685 (LANG_HOOKS_INITIALIZER): Update.
7686 * c-common.c (c_common_to_target_charset): New function.
7687 * c-common.h: Declare it.
7688 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7689 c_common_to_target_charset.
7691 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7692 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7694 * system.h: Poison them.
7695 * doc/tm.texi: Don't discuss them.
7696 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7697 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7698 (pp_c_char): Do not attempt to generate letter escapes for
7700 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7701 * config/mips/mips.c (mips_output_ascii): Likewise.
7703 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7705 PR tree-optimization/19951
7706 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7709 2005-02-19 Steven Bosscher <stevenb@suse.de>
7712 * function.h (struct function): New field `max_loop_depth'.
7713 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7714 (flow_loops_find): Reset the max loop depth count before finding loops.
7715 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7716 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7717 (calculate_global_regs_live): Make sure the loop will terminate
7718 when the initial sets are not empty.
7720 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7722 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7724 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7726 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7729 * doc/invoke.texi: Remove documentation of %M spec.
7731 (init_spec): Remove %M suffix from -lgcc_s.
7732 (do_spec_1): Remove 'M' case.
7733 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7734 to put shared libraries in the multilib directory. Remove the
7735 shlib_so_soname substitution variable. Don't add a multilib encoding
7736 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7737 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7738 SHLIB_INSTALL as well as SHLIB_LINK.
7739 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7740 (SHLIB_NAME): Delete.
7741 (SHLIB_DIR): New macro.
7742 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7743 (SHLIB_INSTALL): Adjust accordingly.
7744 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7745 * config/t-slibgcc-sld: Likewise.
7746 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7747 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7748 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7750 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7751 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7752 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7753 Use @shlib_base_name@ instead of @shlib_so_name@.
7754 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7755 and @shlib_base_name@.so in @multilib_dir@.
7756 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7757 to the install path.
7758 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7759 (SHLIB_LINK): Remove previous workaround.
7760 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7761 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7762 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7764 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7765 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7766 (SHLIB_INSTALL): Adjust accordingly.
7767 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7768 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7769 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7770 config/t-slibgcc-elf-ver.
7772 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7773 Jakub Jelinek <jakub@redhat.com>
7775 PR tree-optimization/19828
7776 * tree-ssa-loop-im.c: Add a TODO comment.
7777 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7778 without side-effects.
7780 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7782 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7785 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7787 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7788 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7789 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7791 (ia64_reorg): Delete fixup_errata call.
7792 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7793 (TARGET_SWITCHES): Delete -mb-step entry.
7795 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7798 * c-typeck.c (composite_type): Handle quals in transparent unions.
7799 (type_lists_compatible_p): Likewise.
7801 2005-02-18 Stan Shebs <shebs@apple.com>
7803 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7804 expressions in the .literal8 section.
7806 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7808 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7810 2005-02-18 Roger Sayle <roger@eyesopen.com>
7812 * fold-const.c (constant_boolean_node): Always create values of the
7813 specified type, don't bother calling truthvalue_conversion.
7815 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7817 * except.c (output_function_exception_table): Call
7818 assemble_external_libcall (eh_personality_libfunc).
7820 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7823 * config/ia64/ia64.h (struct machine_function): Add state_num.
7824 * config/ia64/ia64.c (process_epilogue,
7825 process_for_unwind_directive): Use new unwind state numbers each
7826 time rather than state 1.
7828 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7831 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7832 before the "*llgt_didi" pattern.
7834 2005-02-18 Jason Merrill <jason@redhat.com>
7836 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7838 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7840 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7841 (div0): Use it in place of ARM_FUNC_ALIAS.
7842 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7844 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7847 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7848 access, the lower bound of the array type if it exists.
7850 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7853 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7854 cases that are out-of-range for the index type.
7856 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7858 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7859 (estimate_case_costs): Don't call convert.
7860 * expmed.c (expand_shift): Likewise.
7861 (make_tree): Call fold_convert instead of convert.
7863 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7866 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7867 that ref to be marked MEM_READONLY_P doesn't have base that needs
7870 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7872 * genautomata.c (output_get_cpu_unit_code_func,
7873 output_cpu_unit_reservation_p): Don't generate old-style function
7876 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7879 PR tree-optimization/20009
7880 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7882 PR tree-optimization/18947
7883 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7884 inline, remove all nodes that are inlined into the extern inline
7887 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7889 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7890 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7891 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7892 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7895 2005-02-17 Roger Sayle <roger@eyesopen.com>
7897 PR tree-optimization/19917
7898 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7899 to be potentially trapping.
7901 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7903 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7905 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7907 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7908 tem becomes a local variable which is set to the value of the
7909 back end defined INITIAL_FRAME_ADDRESS macro.
7910 (expand_builtin_frame_address): Omit the base parameter to
7911 expand_builtin_return_addr.
7912 (expand_builtin_profile_func): Likewise.
7913 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7914 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7915 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7917 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7919 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7920 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7921 * config/frv/frv.c (frv_function_epilogue): Likewise.
7923 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7925 * lambda-code (perfect_nestify): Remove mark/unmark
7927 * tree-loop-linear.c (linear_transform_loops): Add
7928 rewrite_into_ssa call so that ssa is correct for
7929 rewriting into loop closed.
7931 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7933 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7934 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7936 * bt-load.c (btr_def_live_range, combine_btr_defs,
7937 migrate_btr_def, migrate_btr_defs): Likewise.
7938 * cfgcleanup.c (thread_jump): Likewise.
7939 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7940 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7941 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7942 df_rd_local_compute, df_reg_info_compute): Likewise.
7943 * dominance.c (init_dom_info, free_dom_info): Likewise.
7944 * flow.c (init_propagate_block_info,
7945 free_propagate_block_info): Likewise.
7946 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7947 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7948 modify_reg_pav): Likewise.
7949 * loop-invariant.c (find_defs, find_invariant_insn,
7950 find_invariants, free_inv_motion_data): Likewise.
7951 * predict.c (tree_predict_by_opcode,
7952 estimate_bb_frequencies): Likewise.
7953 * stmt.c (expand_case): Likewise.
7954 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7955 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7956 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7957 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7958 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7959 rewrite_ssa_into_ssa): Likewise.
7960 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7961 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7962 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7963 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7964 * tree-sra.c (tree_sra): Likewise.
7965 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7966 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7967 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7968 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7969 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7970 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7972 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7973 calculate_live_on_entry, calculate_live_on_exit,
7974 build_tree_conflict_graph): Likewise.
7975 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7976 record_important_candidates, set_use_iv_cost, find_depends,
7977 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7978 tree_ssa_iv_optimize_finalize): Likewise.
7979 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7980 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7981 tree_duplicate_loop_to_header_edge): Likewise.
7982 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7983 * tree-ssa.c (verify_flow_insensitive_alias_info,
7984 verify_name_tags, verify_ssa, init_tree_ssa,
7985 delete_tree_ssa): Likewise.
7986 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7987 fini_ssanames): Likewise.
7988 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7990 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7992 * config/rs6000/t-rtems: Completely reworked.
7994 2005-02-17 Ira Rosen <irar@il.ibm.com>
7996 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7998 2005-02-17 Ira Rosen <irar@il.ibm.com>
8000 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8001 POINTER_TYPE_P when checking that type is a pointer.
8002 (vect_get_memtag): Remove.
8003 (vect_address_analysis): Use POINTER_TYPE_P. Call
8004 vect_object_analysis with dummy parameter for memtag.
8005 (vect_object_analysis): Extract memtag (functionality that
8006 used to be in vect_get_memtag and moved here). Fix printings.
8007 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8008 with correct parameters. Remove call to vect_get_memtag.
8010 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8012 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8013 (tree-vectorizer.o): Added missing dependencies.
8015 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8017 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8018 declaration in tree-vectorizer.c, now has an extern declaration in
8020 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8021 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8022 get_vectype_for_scalar_type, vect_is_simple_use,
8023 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8024 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8025 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8026 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8027 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8028 find_loop_location): Likewise.
8030 * tree-vectorizer.c (langhooks.h): #include removed.
8031 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8032 moved to tree-vectorized.h.
8033 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8034 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8035 get_vectype_for_scalar_type, vect_is_simple_use,
8036 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8037 vect_supportable_dr_alignment, new_loop_vec_info,
8038 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8039 vect_set_verbosity_level, find_loop_location): Likewise.
8041 (vect_analyze_loop): Function externalized. Declaration moved to
8042 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8043 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8044 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8045 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8046 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8047 vect_enhance_data_refs_alignment, vect_analyze_operations,
8048 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8049 vect_stmt_relevant_p, vect_get_loop_niters,
8050 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8051 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8052 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8053 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8054 vect_get_memtag): Likewise.
8056 (vectorizable_load): Function externalized. Declaration moved to
8057 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8058 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8059 vect_transform_loop): Likewise.
8060 (vect_transform_stmt): Moved to tree-vect-transform.c.
8061 (vect_align_data_ref, vect_create_destination_var,
8062 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8063 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8064 vect_get_vec_def_for_operand, vect_init_vector,
8065 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8066 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8067 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8068 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8069 vect_do_peeling_for_loop_bound): Likewise.
8071 * tree-vect-analyze.c: New file.
8072 * tree-vect-transform.c: New file.
8074 2005-02-17 Jason Merrill <jason@redhat.com>
8076 PR mudflap/19319, c++/19317
8077 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8080 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8082 * doc/install.texi (Specific): Update link for Darwin-specific
8085 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8087 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8088 constant_boolean_node.
8090 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8093 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8094 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8096 2005-02-16 Richard Henderson <rth@redhat.com>
8099 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8101 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8102 replace uses with Wtype_MAXp1_F.
8103 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8104 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8105 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8106 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8107 and HAVE_TFMODE as appropriate.
8108 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8109 (__floatdisf): Likewise.
8110 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8111 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8112 (Wtype_MAXp1_F): New.
8113 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8114 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8116 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8119 * arm.c (arm_apply_result_size): New function.
8120 * arm.h (APPLY_RESULT_SIZE): Define.
8121 * arm-protos.h (arm_apply_result_size): Add prototype.
8122 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8123 (movxf): New expand.
8124 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8125 (call_value_symbol): Remove predicate for operand 0.
8126 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8127 (untyped_call): Rework to correclty return values for any type.
8128 (untyped_return): New expand.
8129 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8131 2005-02-16 Stan Shebs <shebs@apple.com>
8133 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8134 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8136 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8138 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8139 configure settings on Solaris 7 and later.
8141 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8143 PR tree-optimization/19865
8144 * tree-optimize.c (init_tree_optimization_passes): Run
8145 pass_may_alias after pass_sra.
8147 2005-02-16 Richard Henderson <rth@redhat.com>
8148 Stuart Hastings <stuart@apple.com>
8151 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8152 Do nothing if debug info suppressed for this function.
8153 (dbxout_begin_function): Early exit if debug info suppressed for
8156 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8159 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8161 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8163 PR tree-optimization/19967
8164 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8165 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8166 argument TYPE. Adjust calls to fold_builtin_XXX.
8167 (expand_builtin, fold_builtin_1): Adjust calls to
8169 (fold_builtin_strchr, fold_builtin_strpbrk,
8170 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8171 result to a requested type TYPE.
8173 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8176 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8177 (T)x & (T)cst if (T)cst overflows.
8178 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8179 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8181 2005-02-15 Jeff Law <law@redhat.com>
8183 * gcse.c (blocks_with_calls): New bitmap.
8184 (alloc_gcse_mem): Allocate it.
8185 (free_gcse_mem): Free it.
8186 (clear_modifY_mem_tables): Clear it.
8187 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8188 when we encounter CALL_INSNs.
8189 (compute_transp, case MEM): Handle blocks with calls separate
8190 from blocks without calls. Use bitmap iterators rather than
8193 2005-02-15 Peter O'Gorman <peter@pogma.com>
8196 * mklibgcc.in (vis_hide): Use a temporary object file, not
8199 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8202 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8203 access optimization.
8205 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8206 Alan Modra <amodra@bigpond.net.au>
8209 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8210 (_xlqsub): Rename to __gcc_qsub.
8211 (_xlqmul): Rename to __gcc_qmul.
8212 (_xlqdiv): Rename to __gcc_qdiv.
8213 Provide versioned symbol aliases with old names.
8214 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8215 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8216 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8217 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8218 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8220 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8222 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8223 Fold ~(A - 1) and ~(A + -1) to -A.
8225 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8229 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8230 config/pa/pa-host.c:pa_gt_pch_use_address.
8232 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8234 * tree-vn.c (get_value_handle): Make sure that given an
8235 is_gimple_min_invariant expression, we always return it.
8237 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8239 * passes.c (rest_of_handle_gcse): Fix a comment.
8241 2005-02-15 Jeff Law <law@redhat.com>
8243 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8245 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8246 (canon_list_insert, record_last_mem_set_info): Similarly.
8247 (clear_modify_mem_tables): Similarly.
8249 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8251 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8252 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8253 config/mips/mips.md, config/rs6000/aix.h,
8254 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8256 2005-02-15 Richard Henderson <rth@redhat.com>
8258 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8259 call to be best_edge.
8261 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8263 * basic-block.h: Adjust the prototype for find_basic_blocks.
8264 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8265 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8268 * flow.c (recompute_reg_usage): Remove all arguments.
8269 * passes.c (rest_of_compilation): Adjust the call to
8270 recompute_reg_usage.
8271 * rtl.h: Adjust the prototype for recompute_reg_usage.
8273 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8275 * tree-dump.c (dump_files): Update to reflect new member
8277 (dump_register): Add new argument.
8279 (dump_switch_p_1): Check against glob name if doglob was passed.
8280 (dump_switch_p): Check against regular first, then glob if
8281 we didn't have any hits on the dump name.
8282 * tree-optimize.c (register_one_dump_file):
8283 Pass in glob name as well.
8284 * tree-pass.h (struct dump_file_info): Add glob
8287 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8289 PR preprocessor/16323
8290 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8292 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8295 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8296 (trunctfdf2_internal1): New.
8297 (trunctfdf2_internal2): Renamed from trunctfdf2.
8299 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8301 PR tree-optimization/19853
8302 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8304 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8306 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8307 delete_dead_jumptables and cleanup_cfg.
8309 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8311 * reload.c (find_reloads): Swap address_reloaded flags when
8312 swapping commutative operands.
8314 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8316 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8317 Use standard_iv_increment_position for computing the bsi position
8319 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8322 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8325 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8326 life range of hard registers.
8327 * value-prof.c (insn_prefetch_values_to_profile): Only
8330 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8331 profile in libcalls.
8333 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8335 * bitmap.h (bitmap_and_compl_into): Return bool.
8336 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8338 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8340 PR tree-optimization/19944
8341 * fold-const.c (fold): Re-add ABS_EXPR folding.
8343 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8346 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8347 {TARGET,MASK}_XL_COMPAT.
8348 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8350 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8351 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8353 (rs6000_arg_partial_bytes): Same.
8354 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8355 and XL compatibility enabled.
8356 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8357 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8358 test to final condition.
8359 (cmptf_internal2): New.
8360 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8361 xl-compat. Add TFmode information to description.
8363 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8365 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8367 2005-02-13 Jason Merrill <jason@redhat.com>
8370 * fold-const.c (fold_indirect_ref_1): Split out from...
8371 (build_fold_indirect_ref): Here.
8372 (fold_indirect_ref): New fn.
8373 * tree.h: Declare it.
8374 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8375 (gimplify_modify_expr_rhs): Likewise.
8376 (gimplify_expr): Likewise.
8378 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8380 PR tree-optimization/14303
8381 PR tree-optimization/15784
8382 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8383 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8384 ABS_EXPR<x> != 0 to x != 0.
8386 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8388 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8389 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8390 spelling conventions.
8392 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8393 delete_trivially_dead_insns too many times.
8395 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8398 2005-02-12 Ira Rosen <irar@il.ibm.com>
8400 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8401 (vect_is_simple_iv_evolution): Remove redundant parameter
8403 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8404 without last parameter.
8405 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8406 Return pointer step. Call vect_is_simple_iv_evolution without
8407 last parameter. Check only that the step is multiple of size
8408 type. Remove stmt_vinfo updates.
8409 (vect_get_memtag_and_dr): Remove.
8410 (vect_get_memtag): New function.
8411 (vect_address_analysis): New function.
8412 (vect_object_analysis): New function.
8413 (vect_analyze_data_refs): Call vect_object_analysis and
8414 vect_get_memtag. Update stmt_vinfo fields.
8416 2005-02-12 Ira Rosen <irar@il.ibm.com>
8418 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8419 exist and are objects. Remove checks for pointer.
8420 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8421 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8422 (vect_create_data_ref_ptr): Likewise.
8423 (vect_base_addr_differ_p): New function.
8424 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8425 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8426 Don't set the DR_BASE_NAME field of data-ref.
8427 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8429 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8431 * optabs.h (enum optab_index): Add new OTI_ldexp.
8432 (ldexp_optab): Define corresponding macro.
8433 * optabs.c (init_optabs): Initialize ldexp_optab.
8434 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8436 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8438 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8439 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8441 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8442 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8445 2005-02-12 Ira Rosen <irar@il.ibm.com>
8447 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8449 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8451 (vect_get_base_and_offset): Always return an address.
8452 (vect_create_addr_base_for_vector_ref): Remove treatment for
8453 different data reference types.
8454 (vect_compute_data_ref_alignment): Rename base to base_address in
8455 stmt_vec_info. Get the object in order to force its alignment.
8456 (vect_get_memtag_and_dr): Rename base to base_address in
8457 stmt_vec_info. Extract the object for memtag analysis.
8459 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8461 PR regression/19898.
8462 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8463 changes cc_status, use apply modified_in_p to part of cc_status
8464 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8467 2005-02-11 Richard Henderson <rth@redhat.com>
8469 * tree-complex.c (expand_complex_libcall): New.
8470 (expand_complex_multiplication): Use it for c99 compliance.
8471 (expand_complex_division): Likewise.
8472 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8474 * builtins.c (built_in_names): Remove const.
8475 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8477 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8478 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8479 (built_in_names): Remove const.
8480 * c-common.c (c_common_type_for_mode): Handle complex modes.
8481 * flags.h, toplev.c (flag_complex_method): Rename from
8482 flag_complex_divide_method.
8483 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8484 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8485 * libgcc2.h: Declare them.
8486 * libgcc-std.ver: Export them.
8487 * mklibgcc.in (lib2funcs): Build them.
8489 2005-02-11 Steven Bosscher <stevenb@suse.de>
8491 PR tree-optimization/19876
8492 Partially revert my change from 2005-01-14
8493 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8494 (compute_antic): ...and remove the loop here.
8496 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8499 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8500 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8502 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8503 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8505 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8507 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8508 offsets for the big-endian 32-bit case.
8510 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8512 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8514 2005-02-11 Dale Johannesen <dalej@apple.com>
8516 * cselib.c (cselib_process_insn): Clear out regs where
8517 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8518 * reload.c (find_equiv_reg): Ditto.
8520 2005-02-11 Ian Lance Taylor <ian@airs.com>
8522 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8525 * tree.c (build_function_type_list): Work correctly if there are
8528 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8530 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8531 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8532 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8533 TARGET_ZARCH instead of TARGET_64BIT.
8535 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8537 * config/rs6000/t-rtems:
8538 (MULTILIB_OPTIONS): Remove mcpu=602.
8539 (MUTLILIB_DIRNAMES): Remove m602.
8540 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8541 Let mcpu=602 match mcpu=603.
8542 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8544 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8546 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8549 2005-02-10 David Daney <ddaney@avtrex.com>
8551 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8552 * config/i386/linux-unwind.h: Likewise.
8553 * config/ia64/linux-unwind.h: Likewise.
8554 * config/mips/linux-unwind.h: Likewise.
8555 * config/pa/linux-unwind.h: Likewise.
8556 * config/rs6000/linux-unwind.h: Likewise.
8557 * config/s390/linux-unwind.h: Likewise.
8558 * config/sh/linux-unwind.h: Likewise.
8559 * config/sparc/linux-unwind.h: Likewise.
8561 2005-02-10 Steven Bosscher <stevenb@suse.de>
8563 PR tree-optimization/17549
8564 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8565 TER to replace a DEF with its expression if the DEF and the
8566 rhs of the expression we replace into have the same root
8569 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8571 * config/mips/mips.md: Fix the placement of the match_scratch in the
8574 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8576 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8579 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8581 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8582 (strip_offset): Handle addresses.
8583 (add_address_candidates): Use strip_offset.
8584 (difference_cost): Reflect strip_offset change.
8585 (force_var_cost, difference_cost): Strip nops.
8587 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8589 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8591 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8592 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8593 config/cris/cris-protos.h, config/cris/cris.c: Update
8596 2005-02-10 Jeff Law <law@redhat.com>
8598 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8599 (lookup_avail_expr): Similarly.
8601 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8603 * builtins.c (fold_builtin_powi): New function.
8604 (fold_builtin_1): Call it.
8606 2005-02-10 Steven Bosscher <stevenb@suse.de>
8608 PR documentation/19309
8609 * doc/cpp.texi: The __GNUC__ and related predefined macros
8610 are also defined for the "standalone" cpp.
8611 Some non-GCC compilers may also define __GNUC__.
8613 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8616 * c-typeck.c (common_type): New routine. Old common_type renamed
8618 (c_common_type): ...this.
8619 (build_conditional_expr, build_binary_op): Use c_common_type instead
8622 2005-02-10 Steven Bosscher <stevenb@suse.de>
8624 * doc/md.texi: Replace @samp{length} with @code{length}.
8626 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8628 PR tree-optimization/18687
8629 * tree-flow.h (find_loop_niter): Declare.
8630 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8631 Try using scev even for loops with more than one exit.
8632 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8633 (struct ivopts_data): Added niters field.
8634 (struct nfe_cache_elt): New.
8635 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8637 (tree_ssa_iv_optimize_init): Initialize niters cache.
8638 (determine_number_of_iterations): Removed.
8639 (find_induction_variables): Do not call determine_number_of_iterations.
8640 Access niters for single exit through niter_for_single_dom_exit.
8641 (add_iv_outer_candidates): Access niters for single exit through
8642 niter_for_single_dom_exit.
8643 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8644 number_of_iterations_cond.
8645 (iv_period): New function.
8646 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8647 (may_replace_final_value): Take data argument. Use
8648 niter_for_single_dom_exit.
8649 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8650 (rewrite_use_compare): Pass data to may_eliminate_iv.
8651 (rewrite_use_outer): Pass data to may_replace_final_value.
8652 (free_loop_data): Clean up the niters cache.
8653 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8654 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8655 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8656 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8657 (num_ending_zeros): Moved to tree.c.
8658 * tree.h (num_ending_zeros): Declare.
8659 * tree.c (num_ending_zeros): Moved from tree.c.
8661 2005-02-09 Richard Henderson <rth@redhat.com>
8663 * builtins.c (DEF_BUILTIN): Add COND argument.
8664 * tree.h (DEF_BUILTIN): Likewise.
8665 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8666 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8668 (DEF_BUILTIN_STUB): New.
8669 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8670 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8671 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8672 * c-common.c (DEF_BUILTIN): Add COND argument.
8673 * tree.c (local_define_builtin): New.
8674 (build_common_builtin_nodes): New.
8676 2005-02-09 Roger Sayle <roger@eyesopen.com>
8678 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8679 floating point expression ignoring the sign of the result.
8680 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8681 (fold) <MULT_EXPR>: Use it to simplify x*x.
8682 * tree.h (fold_strip_sign_ops): Prototype here.
8683 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8684 argument. Use fold_strip_sign_ops to simplify the first argument.
8685 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8686 first argument when the second argument is an even integer
8687 constant, but only with -funsafe_math_optimizations.
8688 (fold_builtin_1): Update call to fold_builtin_copysign.
8690 2005-02-09 Ian Lance Taylor <ian@airs.com>
8693 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8694 just check whether EH_FILTER_FAILURE falls through.
8696 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8698 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8699 insns return to ready list in the next turn.
8701 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8704 * builtins.def: New __builtin_powi[lf].
8705 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8706 (expand_builtin_powi): New function.
8707 (expand_builtin): Dispatch to expand_builtin_powi.
8708 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8709 * libgcc2.c: Add __builtin_powi[lf] implementation.
8710 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8711 * optabs.h: Add powi_optab.
8712 * optabs.c (init_optabs): Initialize powi_optab.
8713 * doc/extend.texi: Document __builtin_powi[lf].
8715 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8717 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8720 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8723 * fold-const.c (try_move_mult_to_index): Remove redundant
8724 type argument. Create ADDR_EXPR with correct type.
8725 (fold): Update callers of try_move_mult_to_index. Convert
8726 result to the appropriate type.
8728 2005-02-09 Roger Sayle <roger@eyesopen.com>
8731 * config/avr/avr.c (default_rtx_costs): Delete.
8732 (avr_operand_rtx_cost): New function.
8733 (avr_rtx_costs): Completely rewrite.
8735 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8738 * config/cris/cris.c (in_code): New variable.
8739 (cris_output_addr_const): Now a static function, a wrapper for
8741 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8742 case from old cris_output_addr_const.
8743 (cris_asm_output_label_ref): Similar for LABEL_REF.
8744 (cris_output_addr_const_extra): Similar for UNSPEC.
8745 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8746 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8747 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8749 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8750 (cris_asm_output_label_ref): Declare.
8752 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8754 PR preprocessor/19801
8755 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8756 filenames that changed when libcpp was moved to the toplevel.
8758 2005-02-07 Roger Sayle <roger@eyesopen.com>
8760 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8761 zero extensions of BImode operands. Call lowpart_subreg instead
8762 of gen_lowpart_common and gen_lowpart_SUBREG.
8764 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8767 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8768 * configure.ac: Set cc_for_cross_gnattools.
8769 * configure: Regenerate.
8771 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8774 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8776 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8779 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8780 of nested functions.
8782 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8784 * doc/extend.texi: Document deprecated extensions allowing
8785 static floating-point members to have initializers and allowing
8786 floating-point literals in integral constant expressions.
8788 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8790 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8791 config/darwin7.h, config/mips/mips.c,
8792 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8795 * cse.c: Update comments.
8797 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8800 * builtins.c (fold_builtin_sqrt): Transform
8801 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8804 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8805 Dorit Naishlos <dorit@il.ibm.com>
8807 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8808 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8809 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8811 * tree.h (vect_set_verbosity_level): New extern function declaration
8813 * tree-vectorizer.h (verbosity_levels): New enum type.
8814 * tree-vectorizer.c (vect_debug_stats): Function removed.
8815 (vect_debug_details): Likewise.
8816 (vect_verbosity_level): Global variable was defined and initialized.
8817 (vect_dump): Global variable definition.
8818 (vect_print_dump_info): New function.
8819 (vect_set_dump_settings): New function.
8820 (vect_set_verbosity_level): New function.
8821 (vectorize_loops): Add call to vect_set_dump_settings.
8823 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8824 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8825 (slpeel_tree_peel_loop_to_edge): Likewise.
8827 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8828 appropriate verbosity level instead of call to vect_debug_details
8829 or vect_debug_stats.
8830 (vect_get_base_and_offset):
8831 (vect_create_addr_base_for_vector_ref):
8832 (get_vectype_for_scalar_type):
8833 (vect_create_data_ref_ptr):
8835 (vect_get_vec_def_for_operand):
8836 (vect_finish_stmt_generation):
8837 (vectorizable_assignment):
8838 (vectorizable_operation):
8839 (vectorizable_store):
8840 (vectorizable_load):
8841 (vect_transform_stmt):
8842 (vect_update_ivs_after_vectorizer):
8843 (vect_do_peeling_for_loop_bound):
8844 (vect_update_inits_of_drs):
8845 (vect_do_peeling_for_alignment):
8846 (vect_transform_loop):
8847 (vect_is_simple_use):
8848 (vect_analyze_operations):
8849 (vect_is_simple_iv_evolution):
8850 (vect_analyze_scalar_cycles):
8851 (vect_analyze_data_ref_dependence):
8852 (vect_analyze_data_ref_dependences):
8853 (vect_compute_data_ref_alignment):
8854 (vect_enhance_data_refs_alignment):
8855 (vect_analyze_data_refs_alignment):
8856 (vect_analyze_data_ref_access):
8857 (vect_analyze_data_ref_accesses):
8858 (vect_analyze_pointer_ref_access):
8859 (vect_get_memtag_and_dr):
8860 (vect_analyze_data_refs):
8861 (vect_mark_relevant):
8862 (vect_stmt_relevant_p):
8863 (vect_mark_stmts_to_be_vectorized):
8864 (vect_can_advance_ivs_p):
8865 (vect_get_loop_niters):
8866 (vect_analyze_loop_form):
8867 (vect_analyze_loop):
8868 (vectorize_loops): Likewise.
8870 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8871 (vect_update_inits_of_drs):
8872 (vect_do_peeling_for_alignment):
8873 (vect_transform_loop):
8874 (vect_analyze_operations):
8875 (vect_analyze_scalar_cycles):
8876 (vect_analyze_data_ref_dependences):
8877 (vect_analyze_data_refs_alignment):
8878 (vect_analyze_data_ref_accesses):
8879 (vect_analyze_data_refs):
8880 (vect_mark_stmts_to_be_vectorized):
8881 (vect_get_loop_niters):
8882 (vect_analyze_loop_form):
8883 (vect_analyze_loop): Likewise.
8884 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8886 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8890 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8891 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8892 either -ffast-math or -funsafe-math-optimizations is in use.
8894 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8895 * config/mips/irix-csr.c: New file.
8896 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8897 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8898 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8901 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8903 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8904 redundant, incorrect definitions.
8906 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8908 ("*tls_indirect_call"): New, reference hard regs directly.
8909 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8911 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8913 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8914 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8916 2005-02-06 Roger Sayle <roger@eyesopen.com>
8918 PR rtl-optimization/19800
8919 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8920 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8923 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8925 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8927 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8930 * doc/invoke.texi: Correct documentation of -freorder-functions.
8932 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8935 * doc/invoke.texi: Don't mention gccbug.
8937 2005-02-06 Roger Sayle <roger@eyesopen.com>
8938 Andrew Pinski <pinskia@physics.uc.edu>
8939 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8941 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8942 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8943 into just (zero_extract:SI FOO (const_int 1) BAR).
8945 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8947 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8948 macro locally. Don't give last revision date. Use GCC version
8949 number from gcc-common.texi.
8950 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8951 revision date. Use GCC version number from gcc-common.texi.
8952 Describe being a library as current state rather than as 3.x
8954 * doc/gcc.texi: Remove last update date.
8955 * doc/gccint.texi: Likewise. Update copyright dates.
8956 * doc/install.texi: Update copyright dates.
8958 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8961 * doc/invoke.texi: Mention for each option included in -Wall that
8962 it is included in -Wall.
8963 * doc/gcc.texi: Update copyright and last modification date.
8965 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8967 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8968 unnecessary cast to original induction variable increments.
8970 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8972 PR tree-optimization/18219
8973 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8974 in distributed form.
8976 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8978 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8979 Set bitpos and offset later in the function. Do nothing if the
8980 target is a register and if the bitfield lies completely outside
8982 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8983 here. Return an uninitialised register if the source value is stored
8984 in a register and the bitfield lies completely outside that register.
8986 2005-02-06 Steven Bosscher <stevenb@suse.de>
8988 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8991 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8993 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8995 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8997 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8998 * config/darwin8.h: New.
8999 * config/darwin7.h: Update comment.
9001 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9002 Dorit Naishlos <dorit@il.ibm.com>
9004 * tree-vectorizer.h (LOC): New type.
9005 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9006 (loop_line_number): New field in struct _loop_vec_info.
9007 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9009 * tree-vectorizer.c (input.h): Included.
9010 (find_loop_location): New function.
9011 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9012 loop line number removed.
9013 (vect_debug_details): Likewise.
9014 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9016 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9017 call to vect_debug_details/stats changed from loop to loop_loc.
9018 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9019 (slpeel_tree_peel_loop_to_edge): Likewise.
9021 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9022 changed from NULL to UNKNOWN_LOC.
9023 (vect_get_base_and_offset):
9024 (vect_create_addr_base_for_vector_ref):
9025 (get_vectype_for_scalar_type):
9026 (vect_create_data_ref_ptr):
9028 (vect_get_vec_def_for_operand):
9029 (vect_finish_stmt_generation):
9030 (vectorizable_assignment):
9031 (vectorizable_operation):
9032 (vectorizable_store):
9033 (vectorizable_load):
9034 (vect_transform_stmt):
9035 (vect_update_ivs_after_vectorizer):
9036 (vect_do_peeling_for_loop_bound):
9037 (vect_do_peeling_for_alignment):
9038 (vect_transform_loop):
9039 (vect_is_simple_use):
9040 (vect_analyze_operations):
9041 (vect_is_simple_iv_evolution):
9042 (vect_analyze_scalar_cycles):
9043 (vect_analyze_data_ref_dependences):
9044 (vect_compute_data_ref_alignment):
9045 (vect_enhance_data_refs_alignment):
9046 (vect_analyze_data_ref_access):
9047 (vect_analyze_data_ref_accesses):
9048 (vect_analyze_pointer_ref_access):
9049 (vect_get_memtag_and_dr):
9050 (vect_analyze_data_refs):
9051 (vect_mark_relevant):
9052 (vect_stmt_relevant_p):
9053 (vect_mark_stmts_to_be_vectorized):
9054 (vect_can_advance_ivs_p):
9055 (vect_get_loop_niters):
9056 (vect_analyze_loop):
9057 (vectorize_loops): Likewise.
9059 (vectorizable_load): Argument in call to vect_debug_details/stats
9060 changed from loop to LOOP_LOC (loop_vinfo).
9061 (vect_transform_loop):
9062 (vect_analyze_operations):
9063 (vect_analyze_scalar_cycles):
9064 (vect_analyze_data_ref_dependence):
9065 (vect_enhance_data_refs_alignment):
9066 (vect_analyze_data_ref_accesses):
9067 (vect_analyze_pointer_ref_access):
9068 (vect_analyze_data_refs):
9069 (vect_analyze_loop): Likewise.
9071 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9072 changed from loop to loop_loc.
9074 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9076 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9077 Dorit Naishlos <dorit@il.ibm.com>
9079 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9081 (vect_analyze_data_ref_dependences): Likewise.
9083 (vect_is_simple_use): Argument changed from loop structure to
9084 loop_vect_info structure.
9085 (vect_can_advance_ivs_p): Likewise.
9086 (vect_create_index_for_vector_ref): Likewise.
9087 (vect_update_ivs_after_vectorizer): Likewise.
9088 (new_stmt_vec_info): Likewise.
9090 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9091 changed from loop to loop_vinfo.
9092 (vect_create_data_ref_ptr): First argument in call to
9093 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9094 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9095 was changed from loop to loop_vinfo.
9096 (vectorizable_operation): Likewise.
9097 (vectorizable_store): Likewise.
9098 (vect_mark_stmts_to_be_vectorized): Likewise.
9099 (vect_do_peeling_for_loop_bound): First argument in call to
9100 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9101 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9102 was changed from loop to loop_vinfo.
9103 (vect_analyze_data_ref_dependences): Third argument in call to
9104 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9106 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9107 (vect_create_data_ref_ptr): Likewise.
9108 (vect_init_vector): Likewise.
9109 (vect_get_vec_def_for_operand): Likewise.
9110 (vectorizable_assignment): Likewise.
9111 (vectorizable_operation): Likewise.
9112 (vectorizable_store): Likewise.
9113 (vectorizable_load): Likewise.
9114 (vect_update_ivs_after_vectorizer): Likewise.
9115 (vect_is_simple_use): Likewise.
9116 (vect_analyze_data_ref_dependence): Likewise.
9117 (vect_analyze_pointer_ref_access): Likewise.
9118 (vect_can_advance_ivs_p): Likewise.
9120 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9121 before _stmt_vec_info.
9122 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9123 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9124 (new_stmt_vec_info): Argument changed from loop structure to
9125 loop_vect_info structure
9127 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9128 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9129 (vect_create_addr_base_for_vector_ref): Likewise.
9130 (vect_analyze_pointer_ref_access): Likewise.
9132 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9135 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9136 phi flag if the phi is abnormal.
9138 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9141 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9142 information for the new statement.
9144 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9147 * gcc.c (main): Include the target in -v output.
9149 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9151 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9152 Do not drop the extend if we'd have to add a paradoxical subreg
9153 later. Include optabs.h and insn-codes.h.
9154 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9156 2005-02-02 Roger Sayle <roger@eyesopen.com>
9159 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9160 * fold-const.c (const_binop): Avoid constant folding floating
9161 point operations in modes that use composite representations.
9162 * simplify-rtx.c (simplify_binary_operation): Likewise.
9164 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9166 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9168 (altivec_dstt): Likewise.
9169 (altivec_dstst): Likewise.
9170 (altivec_dststt): Likewise.
9171 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9174 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9176 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9177 EXPR_LOCUS from orig_cond to the new cond_stmt.
9178 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9181 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9183 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9184 standard_iv_increment_position. Remove call to bsi_next
9185 (no need to bump the iterator anymore).
9186 (vect_create_index_for_vector_ref): Call
9187 standard_iv_increment_position. Remove second function argument.
9188 (vect_finish_stmt_generation): Remove call to bsi_next
9189 (no need to bump the iterator anymore).
9190 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9191 to vect_create_index_for_vector_ref.
9193 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9195 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9196 phis are used out of the loop.
9198 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9201 * c-decl.c (undef_nested_function): New variable.
9202 (pop_scope): Diagnose undefined nested functions.
9203 (finish_function): Don't attempt cgraph processing or genericizing
9204 if current top-level function contained an undefined nested
9205 function. Reset undef_nested_function at the end of a top-level
9208 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9210 * tree.c (build_int_cst_type): Take sign of the value into account
9211 when deciding whether sign extend the value.
9213 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9216 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9217 (cpp_options, cc1_options): Change %{std*&ansi} to
9218 %{std*&ansi&trigraphs}.
9220 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9222 * cse.c: Update comments.
9224 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9226 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9227 arguments go on the stack. Do not put complex doubles in odd/even
9230 2005-02-02 Steven Bosscher <stevenb@suse.de>
9232 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9233 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9234 -ftree-pre, and -fthread-jumps.
9236 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9238 PR tree-optimization/19578
9239 * tree-flow.h (modified_noreturn_calls): Declare.
9240 (noreturn_call_p): Declare.
9241 * tree-flow-inline.h (noreturn_call_p): New function.
9242 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9243 * tree-cfg.c (modified_noreturn_calls): New variable.
9244 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9245 that contain a mid-block noreturn call.
9246 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9248 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9250 * df.c (df_def_record_1, df_uses_record): Don't use
9252 * df.h (DF_FOR_REGALLOC): Remove.
9254 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9257 * c-typeck.c (really_start_incremental_init): Reset
9258 constructor_max_index for arrays of incomplete type.
9260 2005-02-02 Jeff Law <law@redhat.com>
9262 * gcse.c (struct reg_set): Store the block index where the register
9263 was set rather than the setting insn.
9264 (record_one_set, compute_transp): Corresponding changes.
9265 (pre_insert_copy_insn): Do not call replace_one_set.
9266 (replace_one_set): Remove.
9268 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9271 * doc/gcov.texi: Fix typo.
9273 2005-02-01 Richard Henderson <rth@redhat.com
9276 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9277 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9279 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9280 * config/i386/i386-protos.h: Update.
9282 2005-02-01 Steven Bosscher <stevenb@suse.de>
9284 PR tree-optimization/19217
9285 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9286 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9287 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9288 that it is walking a PHI node.
9290 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9292 * doc/extend.texi (Nested Functions): Update.
9294 2005-02-01 Richard Henderson <rth@redhat.com>
9297 * optabs.c (expand_copysign_absneg): Export.
9298 * optabs.h (expand_copysign_absneg): Declare.
9299 * config/rs6000/rs6000.md (copysigntf3): New.
9301 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9303 PR tree-optimization/19633
9304 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9305 * tree-ssa-alias.c (init_alias_info): Initialize.
9306 (merge_pointed_to_info): Set.
9307 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9308 (dump_points_to_info_for): Show value of pt_null.
9309 (struct count_ptr_d): Declare.
9310 (find_ptr_dereference): Remove.
9311 (ptr_is_dereferenced_by): Remove.
9312 (count_ptr_derefs): New local function.
9313 (count_uses_and_derefs): New local function.
9314 (compute_points_to_and_addr_escape): Call it. If the number
9315 of dereferences is greater than zero, mark the pointer as
9316 dereferenced. If there are fewer dereferences than uses of
9317 the pointer, the pointer's value escapes.
9319 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9321 PR tree-optimization/19670
9322 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9324 (verify_use): ... set it here, instead.
9326 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9328 * doc/sourcebuild.texi (Test directives): Fix formatting.
9330 * doc/sourcebuild.texi (Test directives): Describe selector
9333 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9335 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9336 specific 64-bit CPUs.
9338 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9341 * arm.c (arm_eliminable_register): New function.
9342 (adjacent_mem_locations): Don't allow eliminable registers. Use
9343 HOST_WIDE_INT for address offsets.
9344 * arm-protos.h (arm_eliminable_register): Add prototype.
9346 2005-02-01 Steven Bosscher <stevenb@suse.de>
9348 PR optimization/15242
9349 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9350 * basic-block.h (duplicate_computed_gotos): Add prototype.
9351 * bb-reorder.c (duplicate_computed_gotos): New function to
9352 duplicate sufficiently small blocks ending in a computed jump.
9353 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9354 if not optimizing for size.
9355 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9356 never do tail merging for blocks ending in a computed jump.
9357 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9359 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9361 Patch from Richard Sandiford <rsandifo@redhat.com>
9362 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9363 from inheriting a subreg equivalence with a non-spill register.
9365 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9367 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9369 * config/frv/frv.c (movcc_fp_destination_operand): New.
9370 (gpr_or_memory_operand): Fix typo in comment.
9371 (gpr_or_memory_operand_with_scratch): New.
9372 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9373 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9374 movcc_fp_destination_operand.
9375 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9376 Legitimize memory addresses using a scratch register.
9378 2005-01-31 Jeff Law <law@redhat.com>
9380 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9381 bitmap a sparse bitmap instead of a simple bitmap.
9382 (mark_def_sites_initialize_block): Corresponding changes.
9383 (ssa_mark_def_sites_initialize_block): Likewise.
9384 (ssa_mark_phi_uses): Likewise.
9385 (mark_def_site, ssa_mark_def_sites): Likewise.
9386 (mark_def_site_blocks): Likewise.
9387 (rewrite_ssa_into_ssa): Likewise.
9389 * tree-ssa-dom.c (record_cond): Pass correct variable type
9390 for last argument to htab_find_slot_with_hash.
9392 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9393 effects when optimizing 0 % X. Do not try to optimize X % 0.
9395 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9397 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9400 2005-02-01 Eric Christopher <echristo@redhat.com>
9402 * config/mips/mips.c (override_options): Warn if -mint64
9404 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9407 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9409 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9411 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9412 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9413 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9414 (cached_regno): Initialize to INVALID_REGNUM.
9415 (cse_reg_info_table_size,
9416 cse_reg_info_table_first_uninitialized,
9417 cse_reg_info_timestamp): New.
9418 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9420 (init_cse_reg_info, get_cse_reg_info_1): New.
9421 (get_cse_reg_info): Cache the last look-up.
9422 (new_basic_block): Update the code to clear mappings from
9423 registers to cse_reg_info entries.
9424 (cse_main): Call init_cse_reg_info.
9426 * cse.c (get_cse_reg_info): Update a comment.
9428 2005-01-31 Steven Bosscher <stevenb@suse.de>
9431 * c-decl.c (start_decl): Do not warn about arrays of elements with
9432 an incomplete type here.
9433 (grokdeclarator): Do it here by making a pedwarn an error.
9434 * c-typeck.c (push_init_level): If there were previous errors with
9435 the constructor type, do not warn about braces for initializers.
9436 (process_init_element): Likewise for excess initializer elements.
9438 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9440 * cse.c (delete_trivially_dead_insn): Don't iterate.
9442 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9444 * config/rs6000/rs6000.md (copysignsf3): New expand.
9445 (copysigndf3): Likewise.
9447 2005-01-31 Steven Bosscher <stevenb@suse.de>
9449 * recog.c (constrain_operands): Only look for earlyclobber operand
9450 conflicts if an '&' constraint was seen.
9452 2005-01-31 Marc Espie <espie@openbsd.org>
9454 * config.gcc: Don't include embedded systems fragment, switches default
9455 debugging format to ELF.
9456 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9457 longer pick it up there.
9459 2005-01-31 Dale Johannesen <dalej@apple.com>
9461 * doc/extend.texi (nested functions): Fix linkage description.
9462 Clarify that static is not allowed.
9464 2005-01-31 Dale Johannesen <dalej@apple.com>
9466 * config/rs6000/darwin.md (movsf_low_di): Make work.
9467 (movdf_low_di): Make work.
9469 2005-01-31 Dale Johannesen <dalej@apple.com>
9471 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9472 Make work for 64 bit.
9474 2005-01-31 Roger Sayle <roger@eyesopen.com>
9475 Dale Johannesen <dalej@apple.com>
9478 * fold-const.c (fold_binary_op_with_conditional_arg):
9479 Make types match original operands, before STRIP_NOPS.
9481 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9483 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9484 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9485 (struct gcc_sigcontext): Delete. Merge contents to..
9486 (struct gcc_ucontext): ..here.
9487 (get_sigcontext): Delete.
9488 (get_regs): New function, like get_sigcontext but return regs ptr.
9489 64-bit version finds regs from r1 to support vdso.
9490 (ppc_linux_aux_vector): New function.
9491 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9494 2005-01-31 Ira Rosen <irar@il.ibm.com>
9496 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9498 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9499 redundant fold. Fix misalignment for MINUS_EXPR.
9500 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9501 (vect_analyze_pointer_ref_access): Likewise.
9502 (vect_get_memtag_and_dr): Likewise.
9504 2005-01-31 Richard Henderson <rth@redhat.com>
9506 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9507 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9508 absnegdf2_i387, absnegxf2_i387): Likewise.
9510 2005-01-31 Richard Henderson <rth@redhat.com>
9513 * optabs.c (expand_copysign_absneg): New.
9514 (expand_copysign_bit): Split out from ...
9515 (expand_copysign): ... here. Use expand_copysign_absneg.
9517 2005-01-30 Roger Sayle <roger@eyesopen.com>
9520 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9521 constant as the second operand and a register as the third.
9523 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9526 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9527 that dllimport'd functions do not use all call-clobbered registers
9530 2005-01-30 Richard Henderson <rth@redhat.com>
9533 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9534 expand_abs_nojump and generalize. Use operand_subword and
9535 emit_no_conflict_block. Support large modes.
9536 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9538 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9539 negation to subtraction.
9540 (expand_copysign): Check that the format has signed zeros.
9541 Use operand_subword and emit_no_conflict_block. Support large modes.
9543 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9545 Fix PR tree-optimization/19624
9547 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9548 * tree-ssa-pre.c: Add cfgloop.h.
9550 (pre_stats): New member, constified.
9551 (inserted_exprs): New static variable.
9552 (NECESSARY): New macro.
9553 (create_expression_by_pieces): Fold the expression, and
9554 mark it as defaulting to not necessary. Also put in
9556 (fully_constant_expression): New function.
9557 (insert_into_preds_of_block): Modify to not insert phis when we
9558 are playing with induction variables.
9559 Push phis onto the inserted_exprs vector, and mark them as not
9560 necessary by default.
9561 (insert_aux): Call fully_constant_expression on eprime.
9562 If all edges produce the same value, mark it constant.
9563 (mark_operand_necessary): New function.
9564 (remove_dead_inserted_code): New function.
9565 (init_pre): Init loop optimizer to get loop info.
9566 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9567 (execute_pre): Commit edge inserts, then remove dead code.
9569 2005-01-30 Richard Henderson <rth@redhat.com>
9571 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9572 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9574 2005-01-30 Richard Henderson <rth@redhat.com>
9577 * config/i386/i386.c (ix86_expand_copysign): New.
9578 (ix86_split_copysign_const): New.
9579 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9580 rearrange op1/nmask operands.
9581 * config/i386/i386-protos.h: Update.
9582 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9583 (copysigndf3): Likewise.
9584 (copysignsf3_const, copysigndf3_const): New.
9585 (copysignsf3_var): Rename from copysignsf3, split out splitter
9586 and fix split predicate for X constraint.
9587 (copysigndf3_var): Similarly.
9589 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9591 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9592 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9593 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9595 2005-01-29 Richard Henderson <rth@redhat.com>
9598 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9599 of # and * in constraints.
9601 2005-01-29 Richard Henderson <rth@redhat.com>
9604 * expr.c (store_field): Don't strip sub-mode cast when the input
9605 data is even smaller.
9607 2005-01-29 Richard Henderson <rth@redhat.com>
9610 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9613 2005-01-29 Richard Henderson <rth@redhat.com>
9615 * combine.c (make_field_assignment): Fix argument order
9618 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9620 PR tree-optimization/15791
9621 * fold-const.c (extract_array_ref): New function.
9622 (fold): Fold comparisons between &a[i] and &a[j] or
9623 semantically equivalent trees.
9625 2005-01-29 Jeff Law <law@redhat.com>
9627 * gcse.c (insert_expr_in_table): Revamp handling of available
9628 and anticipatable occurrence lists to avoid unnecessary list
9630 (insert_set_in_table): Similarly.
9632 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9634 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9636 (c_build_qualified_type): Build qualified array types with
9637 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9638 * c-decl.c (c_make_fname_decl): Build unqualified array type
9639 before qualified type.
9640 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9641 type is qualified, not just if type itself is. Don't apply
9642 qualifiers to array type when declarator is processed. Apply
9643 qualifiers to field type whether or not it is an array type.
9644 Don't handle array types specially for applying qualifiers to
9646 * c-typeck.c (composite_type): Build unqualified element type and
9647 array type when forming composite of array types.
9648 (common_pointer_type, comptypes, comp_target_types,
9649 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9650 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9652 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9653 (args2) in variables a1 and a2.
9655 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9657 * cse.c (n_elements_made, max_elements_made): Remove.
9658 (insert): Don't touch n_elements_made.
9659 (cse_main): Don't touch n_elements_made or max_elements_made.
9661 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9664 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9665 configuration part of dp-bit.c to be lost.
9667 2005-01-28 Roger Sayle <roger@eyesopen.com>
9669 * expmed.c (expand_mult_highpart_optab): When attempting to use
9670 a non-widening multiplication in a wider mode, the operands need
9671 to be converted (zero or sign extended) to that mode.
9673 2005-01-28 Ian Lance Taylor <ian@airs.com>
9677 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9678 through if both operands fall through.
9680 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9682 * cse.c (fold_rtx) <PC>: Don't optimize.
9684 2005-01-28 Jeff Law <law@redhat.com>
9686 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9687 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9689 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9691 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9692 cse_reg_info_used_list_end): Remove.
9693 (cse_reg_info_list, cse_reg_info_list_free): New.
9694 (get_cse_reg_info): When allocating an instance of
9695 cse_reg_info, add it to the beginning of the cse_reg_info_list
9696 list. Remove code to maintain cse_reg_info_used_list.
9697 (new_basic_block): Reset the free list to the beginning of
9700 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9702 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9703 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9704 (frv_expand_mdpackh_builtin): New function.
9705 (frv_expand_builtin): Use it to expand __MDPACKH.
9706 * doc/extend.texi (__MDPACKH): Update documentation.
9708 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9710 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9711 SSE_FLOAT_MODE_P for use_sse computation.
9713 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9716 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9718 2005-01-27 Richard Henderson <rth@redhat.com>
9720 * builtins.c (expand_builtin_copysign): New.
9721 (expand_builtin): Call it.
9722 * genopinit.c (optabs): Add copysign_optab.
9723 * optabs.c (init_optabs): Initialize it.
9724 (expand_copysign): New.
9725 * optabs.h (OTI_copysign, copysign_optab): New.
9726 (expand_copysign): Declare.
9728 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9729 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9731 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9732 (ix86_expand_fp_absneg_operator): ... here.
9733 (ix86_split_copysign): New.
9734 * config/i386/i386-protos.h: Update.
9735 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9736 (copysignsf3, copysigndf3): New.
9738 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9739 (copysignsf3, ncopysignsf3): New.
9740 (copysigndf3, ncopysigndf3): New.
9741 (copysignxf3, ncopysignxf3): New.
9742 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9744 2005-01-27 Arend Bayer <arend.bayer@web.de>
9745 Kazu Hirata <kazu@cs.umass.edu>
9747 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9748 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9749 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9752 2005-01-27 Jeff Law <law@redhat.com>
9754 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9755 definitions of SSA_NAMEs which are not being rewritten.
9756 (rewrite_ssa_into_ssa): Only initialize the current definition
9757 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9758 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9759 SSA_NAMEs before returning.
9761 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9763 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9764 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9765 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9766 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9767 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9769 2005-01-27 Steven Bosscher <stevenb@suse.de>
9772 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9773 higher to -O2 and higher. Likewise for tree PRE.
9774 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9777 2005-01-27 Ian Lance Taylor <ian@airs.com>
9780 * gimple-low.c (try_catch_may_fallthru): New static function.
9781 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9782 * tree-inline.c (expand_call_inline): Don't warn about reaching
9783 the end of a non-void function being inlined if the function uses
9786 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9788 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9791 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9792 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9793 (implicitly_declare): Handle error_mark_node.
9795 2005-01-27 Richard Henderson <rth@redhat.com>
9798 * tree.h (struct tree_decl): Add debug_expr_is_from.
9799 (DECL_DEBUG_EXPR_IS_FROM): New.
9800 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9801 * dwarf2out.c (dwarf2out_var_location): Update to match.
9802 * tree-outof-ssa.c (create_temp): Likewise.
9803 * var-tracking.c (track_expr_p): Likewise.
9804 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9805 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9806 * toplev.c (default_tree_printer): Likewise.
9808 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9810 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9811 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9813 2005-01-27 Steven Bosscher <stevenb@suse.de>
9815 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9816 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9817 ASM_CLOBBERS): Add tree checks.
9819 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9820 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9821 * c-common.def (SWITCH_STMT): Update to match.
9822 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9823 macros instead of SWITCH_EXPR ones.
9824 * c-dump.c (c_dump_tree): Likewise.
9825 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9826 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9828 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9830 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9832 * unwind-dw2.c (execute_stack_op): Add missing cases for
9833 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9835 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9837 * config.gcc (Obsolete configurations): Remove 'dummy', add
9838 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9841 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9843 PR tree-optimization/19633
9844 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9846 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9847 are no call-clobbered variables.
9848 * tree-outof-ssa.c (check_replaceable): Return false for calls
9851 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9853 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9854 even for variables with NULL DECL_INITIAL.
9856 2005-01-26 Stuart Hastings <stuart@apple.com>
9858 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9860 2005-01-26 Richard Henderson <rth@redhat.com>
9863 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9865 * expr.c (store_field): Strip conversions to odd-bit-sized types
9866 if the destination field width matches.
9868 2005-01-26 Richard Henderson <rth@redhat.com>
9870 * c-decl.c, expmed.c, expr.c: Revert last change.
9872 2005-01-26 Richard Henderson <rth@redhat.com>
9875 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9877 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9878 if we don't need the bits above those present in the current mode.
9879 * expr.c (store_field): Strip conversions to odd-bit-sized types
9880 if the destination field width matches.
9882 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9884 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9885 either -ffast-math or -funsafe-math-optimizations is in use.
9887 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9891 * config/avr/avr.c (notice_update_cc): Only set condition code for
9892 ashrqi3 if shift count > 0.
9893 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9894 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9895 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9896 count <= 0 as a no-op, and shift count >= width by copying zero
9897 or sign bit to all bits of the result.
9898 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9899 count, with attribute "length" set to 0 and "cc" set to "none".
9901 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9903 * doc/invoke.texi: Document -mTLS.
9905 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9906 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9907 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9908 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9909 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9910 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9911 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9912 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9914 * configure.ac: Check for a TLS capable gas.
9916 * configure: Regenerate.
9918 2005-01-26 Richard Henderson <rth@redhat.com>
9921 * combine.c (make_field_assignment): Simplify store to zero_extract
9922 from a source with an overlapping mask.
9924 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9926 2004-11-11 Eric Christopher <echristo@redhat.com>
9928 * config/frv/frv.md: Add fr400_integer automaton. Don't
9929 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9932 2005-01-26 Steven Bosscher <stevenb@suse.de>
9935 * cfgbuild.c (make_edges): Do not clear or set
9936 current_function_has_computed_jump.
9937 * function.h (struct function): Remove the has_computed_jump field.
9938 (current_function_has_computed_jump): Do not define.
9939 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9940 in a computed jump. Ignore current_function_has_computed_jump.
9942 2005-01-26 Richard Henderson <rth@redhat.com>
9945 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9946 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9948 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9949 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9950 objects into static storage if they have more than one non-zero value.
9951 * tree.h (categorize_ctor_elements): Update decl.
9953 2005-01-26 Steven Bosscher <stevenb@suse.de>
9956 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9957 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9958 to this function from 2004-07-10.
9959 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9960 the current function for tail call optimizations if the address
9961 of one of it its arguments is taken.
9963 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9965 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9967 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9969 * function.c (expand_function_end): If current_function_calls_alloca,
9970 emit stack restore in a place that is reached when the function falls
9973 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9975 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9976 rule to avoid matching inappropriate suffix rule.
9978 2005-01-26 Jan Hubicka <jh@suse.cz>
9980 PR tree-optimization/19241
9981 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9983 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9985 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9986 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9988 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9989 <sim*>: Always use crt1.o, regardless of N in simN.
9990 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9991 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9992 (CRT_CALL_STATIC_FUNCTION): Remove.
9993 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9994 use crt1.o, regardless of N in simN.
9995 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9996 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9997 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9998 case isystem setting.
9999 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10001 2005-01-25 Ian Lance Taylor <ian@airs.com>
10003 * gimple-low.c (block_may_fallthru): Correct handling of
10004 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10006 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10008 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10009 handlers to match indentation; nested under the mtune=* handler.
10010 Similar for mcpu= and march=.
10012 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10014 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10015 * config/mips/linux64.h (LIB_SPEC): Likewise.
10016 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10017 * config/sh/linux.h (LIB_SPEC): Likewise.
10019 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10021 * config/frv/frv.c (frv_legitimize_tls_address): New.
10022 (TARGET_HAVE_TLS): Define.
10023 (FRV_SYMBOL_REF_TLS_P): Define.
10024 (frv_override_options): Handle new register classes.
10025 (frv_legitimate_address_p): Reject tls addresses.
10026 (frv_legitimize_address): Handle TLS addresses.
10027 (gen_inlined_tls_plt): New.
10028 (gen_tlsmoff): New.
10029 (frv_legitimize_tls_address): New.
10030 (unspec_got_name): Add TLS entries.
10031 (got12_operand): Add R_FRV_TLSMOFF12 case.
10032 (frv_emit_move): Fixup TLS addresses.
10033 (frv_emit_movsi): Legitimize TLS addresses.
10035 * config/frv/frv.h (MASK_BIG_TLS): New.
10036 (TARGET_BIG_TLS): New.
10037 (HAVE_AS_TLS): Define.
10038 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10039 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10040 (REG_CLASS_NAMES): Same.
10041 (REG_CLASS_CONTENTS): Same.
10042 (CONSTRAINT_LEN): New.
10043 (REG_CLASS_FROM_CONSTRAINT): New.
10044 (PREDICATE_CODES): Add symbolic_operand.
10046 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10047 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10048 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10049 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10050 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10051 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10052 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10053 GR9_REG, GR14_REG, LRREG.
10054 (type): Add load_or_call attribute.
10055 ("load_or_call"): New reservation.
10056 ("call_gettlsoff"): New.
10057 ("tls_indirect_call"): New.
10058 ("tls_load_gottlsoff12"): New.
10059 ("tlsoff_hilo"): New.
10060 ("tls_tlsdesc_ldd"): New.
10061 ("tls_tlsoff_ld"): New.
10064 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10066 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10068 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10069 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10070 * config/frv/frv.c (TLS_BIAS): Define.
10071 (frv_output_dwarf_dtprel): New.
10073 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10075 PR rtl-optimization/19579
10076 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10077 both A and B, see if they don't clobber registers the other expr uses.
10079 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10081 * real.c (do_add): Initialize signalling and canonical members.
10083 * real.c (real_from_integer): Zero out destination.
10085 2005-01-18 Jan Hubicka <jh@suse.cz>
10087 PR tree-optimize/19337
10088 * tree-inline.c (initialize_inlined_parameters): Copy
10089 saved_static_chain_decl only.
10091 2005-01-25 Richard Henderson <rth@redhat.com>
10095 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10096 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10097 80387 enabled, to return a proper subclass. Return the subset that
10098 overlaps with GENERAL_REGS for PLUS.
10099 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10101 2005-01-25 Richard Henderson <rth@redhat.com>
10103 PR middle-end/19609
10104 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10106 2005-01-25 Roger Sayle <roger@eyesopen.com>
10108 * expmed.c (choose_multiplier): Change interface to return the
10109 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10110 (expand_divmod): Update calls to choose_multiplier.
10112 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10114 PR middle-end/19330
10115 * expmed.c (extract_bit_field): Use adjust_address instead of
10116 gen_lowpart when op0 is a MEM.
10118 2005-01-24 Steven Bosscher <stevenb@suse.de>
10120 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10122 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10124 * config/mips/irix-csr.c: New file.
10125 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10126 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10127 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10130 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10133 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10134 sparc/elf.h, add sparc/sp-elf.h.
10135 (sparc-*-rtems*): Likewise.
10136 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10137 tm-dwarf2.h, add sparc/sp-elf.h.
10138 (sparc86x-*-elf): Likewise.
10139 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10140 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10141 TARGET_OS_CPP_BUILTINS.
10142 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10143 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10145 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10146 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10147 (SWITCH_TAKES_ARG): Likewise.
10148 (LOCAL_LABEL_PREFIX): Likewise.
10149 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10150 (TARGET_N_FORMAT_TYPES): Delete.
10151 (TARGET_FORMAT_TYPES): Likewise.
10152 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10153 * config/sparc/elf.h: Delete.
10154 * config/sparc/sp-elf.h: New file.
10156 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10158 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10159 * tree-flow.h: Remove the corresponding prototype.
10160 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10161 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10163 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10166 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10167 for AIX ABI or ELF -fPIC.
10168 (rs6000_emit_load_toc_table): Don't create toc_section here.
10169 (rs6000_xcoff_file_start): Nor here.
10171 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10173 * sh.c (ra.h): Don't #include.
10174 (hard_regs_intersect_p): New function, resurrected from ra.c.
10176 * sh.c: Fix 1996 Copyright.
10178 2005-01-24 Richard Henderson <rth@redhat.com>
10179 Aldy Hernandez <aldyh@redhat.com>
10181 * regrename.c (note_sets): Handle subregs.
10183 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10186 * genconditions.c (write_header, write_conditions): Elide file if
10189 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10191 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10192 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10195 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10197 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10198 expand_builtin_printf, expand_builtin_fprintf,
10199 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10200 checking against POINTER_TYPE.
10201 (validate_arglist): Handle POINTER_TYPE code by checking
10204 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10206 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10207 init_rtlanal): New.
10208 (for_each_rtx): Call for_each_rtx_1.
10209 * rtl.h (init_rtlanal): Declare.
10210 * toplev.c (backend_init): Call init_rtlanal.
10212 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10214 * flow.c (propagate_one_insn): Formatting.
10216 PR middle-end/19551
10217 * flow.c (libcall_dead_p): Be more conservative if unsure.
10218 If there are any instructions between insn and call, see if they are
10219 all dead before saying the libcall is dead.
10221 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10223 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10224 operand constraint for operand 0.
10226 2005-01-23 Richard Henderson <rth@redhat.com>
10229 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10230 edges leading to join block.
10232 2005-01-23 Roger Sayle <roger@eyesopen.com>
10234 * expmed.c (expand_mult_highpart): Make static. Change type of
10235 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10236 (expand_divmod): Updates calls to expand_mult_highpart by using
10237 gen_int_mode to pass a CONST_INT rtx.
10238 * rtl.h (expand_mult_highpart): Remove prototype.
10240 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10242 * flow.c (regset_bytes, regset_size): Remove.
10244 * cfganal.c: Fix a reference to Harvey's paper.
10246 2005-01-23 Steven Bosscher <stevenb@suse.de>
10248 PR rtl-optimization/19464
10249 * tree-optimize.c (init_tree_optimization_passes): Add one more
10250 copyrename pass just before out-of-ssa.
10252 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10255 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10256 * ggc-none.c (ggc_free): Define.
10258 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10260 * cse.c (max_reg, max_insn_uid): Remove.
10261 (cse_main): Don't access max_reg or max_insn_uid.
10263 * c-common.c (explicit_flag_signed_bitfields,
10264 lang_statement_code_p, lang_expand_function_end): Remove.
10265 * c-common.h: Remove the corresponding declarations.
10266 * c-opts.c (c_common_handle_option): Remove all write access
10267 to explicit_flag_signed_bitfields.
10269 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10270 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10271 * cgraph.h: Remove the corresponding declaration.
10273 * gcse.c (null_pointer_info): Remove.
10275 2005-01-23 Roger Sayle <roger@eyesopen.com>
10276 Eric Botcazou <ebotcazou@libertysurf.fr>
10278 * combine.c (simplify_logical): Only simplify logical expressions
10279 of the form ior(and(x,y),z) by the inverse distributive law if the
10280 result is cheaper than the original.
10282 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10284 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10285 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10286 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10287 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10288 config/freebsd-spec.h, config/arm/arm.h,
10289 config/h8300/h8300.md, config/i386/i386.md,
10290 config/i386/predicates.md, config/i386/sse.md,
10291 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10292 config/vax/vax.md: Fix comment typos. Follow spelling
10295 2005-01-23 Steven Bosscher <stevenb@suse.de>
10297 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10298 tests, instead of `less than'.
10300 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10302 * function.c (assign_parm_setup_block): When creating a new stack slot
10303 for a parameter, get its alignment from the parameter's DECL_ALIGN
10304 rather than the type's TYPE_ALIGN. Make sure that the parameter
10305 is at least word aligned.
10307 2005-01-22 Roger Sayle <roger@eyesopen.com>
10309 PR middle-end/19378
10310 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10312 2005-01-22 Richard Henderson <rth@redhat.com>
10315 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10316 in both compare operands.
10317 (movdfcc_1_sse_max): Likewise.
10318 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10319 (movdfcc_1_sse): Likewise.
10320 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10321 scratch register as needed.
10323 2005-01-22 Richard Henderson <rth@redhat.com>
10325 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10327 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10329 2005-01-22 Richard Henderson <rth@redhat.com>
10331 * genopinit.c (optabs): Use smin/smax for floating point too.
10332 * doc/md.texi: Update to match. Clarify that floating point
10333 results are undefined for +0/-0 and NaN.
10334 * doc/rtl.texi: Likewise.
10335 * rtl.def (SMIN, SMAX): Likewise
10336 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10338 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10339 leading 's' to the name.
10340 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10341 smaxxf3, sminxf3): Likewise.
10342 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10345 2005-01-22 Paul Brook <paul@codesourcery.com>
10347 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10349 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10351 * config/s390/s390.c (struct processor_costs): New fields
10352 dlgr, dlr, dr, dsgfr, dsgr.
10353 (z900_cost, z990_cost): Values for new fields.
10354 (s390_rtx_costs): New cases MEM und COMPARE in switch
10355 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10356 DIV, MOD, UDIV, UMOD.
10358 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10360 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10361 into the register being decremented.
10362 ("doloop_si31", "doloop_di"): Likewise.
10363 ("*doloop_si_long"): Adapt pattern.
10365 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10367 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10369 (CLASS_MAX_NREGS): Likewise.
10371 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10373 * doc/tree-ssa.texi (Statement Operands): Add example for new
10374 must-def macro. Note deprecation of old operands interface.
10376 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10378 PR tree-optimization/19484
10379 * tree-cfg.c (remove_fallthru_edge): New function.
10380 (cleanup_control_flow): Remove fallthru edges from calls that are
10381 now known not to return.
10383 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10385 Fix PR tree-optimization/19038
10386 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10387 copies with loop variant ones.
10389 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10391 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10392 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10393 config/alpha/alpha.md, config/alpha/predicates.md,
10394 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10395 config/sparc/sol2.h: Update copyright.
10397 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10398 first label to see if it is a nonlocal label.
10400 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10401 Andrew Pinski <pinskia@physics.uc.edu>
10404 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10405 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10407 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10409 * config/rs6000/rtems.h: Update copyright.
10411 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10414 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10415 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10416 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10418 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10421 * c-typeck.c (convert_arguments): Check for error_mark_node.
10423 2005-01-21 Ian Lance Taylor <ian@airs.com>
10425 PR tree-optimization/13000
10426 * tree-inline.c: Include "tree-flow.h".
10427 (expand_call_inline): If warn_return_type, warn if non-void inline
10428 function falls through.
10429 * tree-cfg.c (execute_warn_function_return): Don't warn about
10430 control reaching end if TREE_NO_WARNING is set. Set
10432 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10434 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10435 branch if we don't need one.
10436 * c-typeck.c: Include "tree-flow.h"
10437 (c_finish_bc_stmt): Don't add a goto if the current statement
10438 list doesn't fall through to the current point.
10440 2005-01-21 Roger Sayle <roger@eyesopen.com>
10442 PR rtl-optimization/576
10443 * real.c (real_arithmetic): Change return type from void to bool
10444 to return an indication that the result may be inexact.
10445 * real.h (real_arithmeric): Update prototype.
10446 * fold-const.c (const_binop): Don't constant fold floating
10447 point expressions when the user specifies -frounding-math and
10448 the result may depend upon the run-time rounding mode.
10449 (fold_convert_const_real_from_real): Clean-up.
10450 (fold_initializer): Ignore flag_rounding_math for initializers.
10451 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10452 constant fold FP operations with flag_rounding_math if the
10453 result may depend upon the run-time rounding mode.
10455 2005-01-21 Tom Tromey <tromey@redhat.com>
10457 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10459 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10461 * tree-cfg.c: Fix comment typos.
10463 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10465 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10466 around the call to rest_of_handle_branch_target_load_optimize.
10468 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10470 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10471 (sparc64-*-openbsd*): Likewise.
10472 (sparclite-*-elf*): Include tm-dwarf2.h.
10473 (sparc86x-*-elf*): Likewise.
10474 (sparc64-*-elf*): Likewise.
10475 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10476 (DBX_DEBUGGING_INFO): Likewise.
10477 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10478 (PREFERRED_DEBUGGING_TYPE): Likewise.
10479 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10480 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10481 (PREFERRED_DEBUGGING_TYPE): Likewise.
10482 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10483 (PREFERRED_DEBUGGING_TYPE): Likewise.
10484 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10486 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10489 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10491 2005-01-20 Paul Brook <paul@codesourcery.com>
10493 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10495 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10497 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10498 label is first in a sequence of labels.
10500 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10502 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10503 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10505 * doc/sourcebuild.texi (Test Directives): New.
10507 2005-01-20 Roger Sayle <roger@eyesopen.com>
10509 * real.c (real_floor): Don't leave the result uninitialized when
10510 mode is VOIDMode, but return the unrounded intermediate value.
10511 (real_ceil): Likewise.
10513 2005-01-20 Paul Brook <paul@codesourcery.com>
10515 * config/arm/arm.md (insv): Use gen_int_mode.
10517 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10519 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10520 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10521 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10522 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10523 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10525 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10528 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10529 fbreg, so we have to assume we can't.
10530 (loc_descriptor_from_tree_1): Ditto.
10531 (containing_function_has_frame_base): New function.
10532 (add_location_or_const_value_attribute): Use it.
10533 Also try to generate a frame_base from a single element location
10536 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10538 PR tree-optimization/15349
10539 * timevar.def (TV_TREE_MERGE_PHI): New.
10540 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10542 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10543 calls to tree_forwarder_block_p.
10544 (remove_forwarder_block_with_phi, merge_phi_nodes,
10545 gate_merge_phi, pass_merge_phi): New.
10546 * tree-optimize.c (init_tree_optimization_passes): Add
10548 * tree-pass.h: Add an extern for pass_merge_phi;
10550 2005-01-20 Richard Henderson <rth@redhat.com>
10553 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10554 (_mm_castps_pd, _mm_castps_si128): New.
10555 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10557 2005-01-20 Richard Henderson <rth@redhat.com>
10560 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10561 __builtin_ia32_vec_init_v2si.
10562 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10563 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10564 (ix86_init_mmx_sse_builtins): Create it.
10565 (ix86_expand_builtin): Expand it.
10566 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10567 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10568 (vec_extractv2si_0, vec_extractv2si_1): New.
10570 2005-01-20 Richard Henderson <rth@redhat.com>
10573 * config/i386/i386.c (ix86_expand_push): New.
10574 * config/i386/mmx.md (push<MMXMODE>1): New.
10575 * config/i386/sse.md (push<SSEMODE>1): New.
10576 * config/i386/i386-protos.h: Update.
10578 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10580 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10583 2005-01-20 Richard Henderson <rth@redhat.com>
10585 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10586 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10588 2005-01-19 Richard Henderson <rth@redhat.com>
10591 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10592 to V4SFmode in SSE1 fallback load path.
10594 2005-01-19 Richard Henderson <rth@redhat.com>
10596 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10597 in QImode expansion to ix86_expand_vector_set.
10598 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10600 2005-01-19 Richard Henderson <rth@redhat.com>
10603 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10604 subclass of the input class.
10605 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10606 Always true for cross-SSE1 classes. Rationalize conditionals.
10607 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10608 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10609 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10610 (movdi_2): Add MMX/SSE zeros.
10611 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10612 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10613 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10614 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10615 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10616 (zero_extendsidi2_rex64_1): Remove.
10617 (MOV0 peephole): Check GENERAL_REG_P.
10619 2005-01-19 Richard Henderson <rth@redhat.com>
10622 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10624 (ix86_expand_vector_extract): Likewise.
10626 2005-01-19 Richard Henderson <rth@redhat.com>
10628 PR middle-end/19304
10629 * expr.c (emit_move_change_mode): New argument force; use
10630 simplify_gen_subreg if true.
10631 (emit_move_via_alt_mode): Merge into ...
10632 (emit_move_via_integer): ... here.
10633 (emit_move_ccmode): Use emit_move_change_mode directly.
10635 2005-01-19 Richard Henderson <rth@redhat.com>
10638 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10639 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10640 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10642 (alpha_emit_set_const): Likewise. Make static.
10643 (alpha_emit_set_long_const): Make static.
10644 (alpha_extract_integer): Split out from alpha_expand_mov.
10645 (alpha_split_const_mov): Likewise.
10646 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10647 (alpha_legitimate_constant_p): New.
10648 * config/alpha/alpha-protos.h: Update.
10649 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10650 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10651 * config/alpha/alpha.md (movsi): Add n alternative.
10652 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10653 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10654 (splitters for all of the above): Use alpha_split_const_mov.
10655 * config/alpha/predicates.md (non_add_const_operand): New.
10656 (non_zero_const_operand): New.
10657 (input_operand): Use alpha_legitimate_constant_p after reload.
10659 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10661 PR tree-optimization/19038
10662 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10663 (add_candidate): Add ivs with increment in latch only if
10664 allow_ip_end_pos_p is true.
10665 (determine_iv_cost): Use empty_block_p.
10667 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10669 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10670 (compute_dominance_frontiers): Ditto.
10672 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10675 * config/sh/t-rtems: New.
10676 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10678 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10680 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10681 the offset of the selected field.
10683 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10685 * tree-cfg.c (remove_forwarder_block): Fix the check to
10686 prevent a nonlocal label from appearing in the middle of a
10689 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10691 PR rtl-optimization/19462
10692 * reorg.c (find_end_label): Create return insn only if
10693 current_function_epilogue_delay_list is empty.
10695 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10697 * doc/passes.texi: Remove paragraph mentioning new-ra.
10699 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10701 PR rtl-optimization/15139
10702 * combine.c: Include params.h.
10703 (count_rtxs): New function.
10704 (record_value_for_reg): If replace_rtx would replace at least
10705 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10706 (clobber (const_int 0)) instead of TEM.
10707 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10708 * params.h (MAX_LAST_VALUE_RTL): New.
10709 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10710 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10713 * c-typeck.c (digest_init): Only call build_vector if all constructor
10714 elements are *_CST nodes.
10715 * gimplify.c (gimplify_init_constructor): Likewise.
10717 PR middle-end/19164
10718 * c-typeck.c (digest_init): Only call build_vector if inside_init
10721 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10723 * toplev.c (init_asm_output): Remove dead #ifdef.
10725 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10727 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10729 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10731 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10732 accessing DECL_FUNCTION_CODE.
10733 * dojump.c (do_jump): Likewise.
10734 * gimplify.c (gimplify_call_expr): Likewise.
10735 * predict.c (expr_expected_value): Likewise.
10736 (strip_builtin_expect): Likewise.
10737 * tree-inline.c (estimate_num_insns_1): Likewise.
10738 * tree-ssa-loop-im.c (stmt_cost): Likewise
10739 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10740 (tree_expr_nonnegative_p): Likewise.
10742 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10744 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10745 variant of the load_pcrel_sym pattern.
10746 * config/sparc/sparc.md (P macro): Move to the top.
10747 (load_pcrel_sym): Macroize using P.
10748 (save_register_window): Likewise.
10750 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10752 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10753 ("sordered"): Same.
10755 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10758 * c-typeck.c (build_asm_expr): Strip nops off
10759 input memory operands.
10761 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10763 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10764 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10765 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10766 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10768 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10771 * config/i386/i386.c (override_options): If the 80387 is disabled,
10772 then do not return FP values using FP registers.
10774 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10776 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10777 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10778 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10779 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10780 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10781 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10782 output.h, postreload-gcse.c, postreload.c, recog.c,
10783 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10784 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10785 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10786 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10787 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10788 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10789 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10790 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10792 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10793 config/alpha/alpha.c, config/arm/vfp.md,
10794 config/i386/emmintrin.h, config/i386/i386-modes.def,
10795 config/i386/i386-protos.h, config/i386/i386.h,
10796 config/i386/pmmintrin.h, config/i386/ppro.md,
10797 config/i386/predicates.md, config/i386/xmmintrin.h,
10798 config/i860/i860.c, config/ia64/ia64-modes.def,
10799 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10800 config/ia64/ia64.md, config/ia64/itanium1.md,
10801 config/ia64/itanium2.md, config/ia64/predicates.md,
10802 config/iq2000/iq2000.h, config/mips/linux64.h,
10803 config/rs6000/aix41.h, config/rs6000/aix43.h,
10804 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10805 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10806 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10807 config/sparc/linux64.h, config/sparc/litecoff.h,
10808 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10809 config/sparc/sparc.h, config/sparc/sparc.md,
10810 config/sparc/sysv4-only.h: Update copyright.
10812 2005-01-18 Richard Henderson <rth@redhat.com>
10815 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10817 2005-01-18 Marc Espie <espie@openbsd.org>
10818 * config/i386/openbsdelf.h: Typo.
10820 2005-01-18 Richard Henderson <rth@redhat.com>
10822 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10823 special case for sse.
10824 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10826 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10828 * tree-inline.c (estimate_num_insns_1): Added cases for
10829 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10831 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10833 PR rtl-optimization/19296
10834 * combine.c (simplify_comparison): Rewrite the condition under
10835 which a non-paradoxical SUBREG of a PLUS can be lifted when
10836 compared against a constant.
10838 2005-01-18 Andi Kleen <ak@muc.de>
10840 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10841 * c.opt (-Wpointer-sign): Add.
10842 * doc/invoke.texi: (-Wpointer-sign): Add.
10844 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10846 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10847 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10848 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10849 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10850 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10851 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10852 for TARGET_MIX_SSE_I387.
10853 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10854 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10855 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10856 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10857 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10858 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10859 TARGET_MIX_SSE_I387.
10860 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10863 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10866 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10867 Add movaps alternative for xmm reg->reg move.
10869 2005-01-17 Jeff Law <law@redhat.com>
10871 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10872 at the end of the main DOM loop rather than just before DOM exits.
10874 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10876 PR tree-optimization/19121
10877 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10878 adding aliases to a name tag, also add them to the pointer's
10880 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10881 sensitive alias info at all. Only check that the two pointers
10882 have compatible pointed-to sets.
10883 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10884 a pointer's type tag is a superset of the alias set of the
10885 pointer's name tag.
10887 2005-01-17 James E Wilson <wilson@specifixinc.com>
10890 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10891 comment to document why.
10893 2005-01-17 Richard Henderson <rth@redhat.com>
10895 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10896 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10897 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10898 sse2_vmsminv2df3_finite): New.
10899 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10900 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10901 Force op1 into register.
10903 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10905 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10906 bubblestrap from always rebuilding build directory.
10908 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10910 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10911 ("*cmpmem_short"): Likewise.
10913 2005-01-17 Steven Bosscher <stevenb@suse.de>
10915 * basic-block.h: Document BB_* flags.
10916 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10917 use an sbitmap instead.
10918 * sched-rgn.c (compute_trg_info): Likewise.
10920 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10922 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10923 redundant target_cpu_default and extra_parts lines. Use the default
10925 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10926 (SUBTARGET_EXTRA_SPECS): Delete.
10927 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10928 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10929 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10930 and "n32" for -mabi=n32.
10932 2005-01-17 Ian Lance Taylor <ian@airs.com>
10935 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10936 fold constant variables into initial values.
10938 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10940 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10942 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10943 through the statements backward.
10945 2005-01-17 Ian Lance Taylor <ian@airs.com>
10947 PR middle-end/13127:
10948 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10949 a variable set to the return value of the inlined function.
10951 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10953 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10954 when modes are tieable.
10956 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10958 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10959 of pthread_create to find out if threads are enabled.
10960 * gthr-posix95.h (__gthread_active_p): Likewise.
10962 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10964 * common.opt (-fnew-ra): Remove.
10966 * toplev.h (flag_new_regalloc): Remove.
10967 * Makefile.in (ra*.*): Don't mention.
10968 * passes.c (rest_of_handle_new_regalloc): Remove.
10969 (rest_of_handle_combine, rest_of_compilation): Always consider
10970 flag_new_regalloc as false.
10971 * doc/invoke.texi: Don't document -fnew-ra.
10973 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10975 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10976 last parameter to reg_scan.
10977 * loop.c (loop_optimize): Likewise.
10978 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10979 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10980 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10981 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10982 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10983 * regclass.c (reg_scan): Likewise, for the declaration.
10984 * rtl.h (reg_scan): Likewise, for the prototype.
10986 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10988 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10989 mark_dfs_back_edges.
10991 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10993 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10994 (compute_avail): Uses don't go in tmp_gen.
10996 2005-01-16 Steven Bosscher <stevenb@suse.de>
10998 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10999 loop to look for a free slot in a page entry.
11001 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11004 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11005 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11006 just before targetm.asm_out.file_end.
11007 * tree.h (process_pending_assemble_output_defs): Declare.
11008 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11010 (assemble_alias): Defer generation of assembly code for defines when
11011 TARGET_DEFERRED_OUTPUT_DEFS is true.
11012 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11013 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11014 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11016 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11019 * pa.c (pa_scalar_mode_supported_p): New function.
11020 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11021 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11023 * pa-protos.h (prefetch_operand): Delete.
11024 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11025 * pa.c (prefetch_operand): Delete.
11026 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11027 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11028 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11029 and prefetch_nocc_operand.
11030 * pa.md (prefetch): Rework to avoid reload problems handling short
11031 displacements when a cache control completer needs to be provided.
11032 (prefetch_32, prefetch_64): Delete.
11033 (prefetch_cc, prefetch_nocc): New patterns.
11035 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11037 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11039 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11042 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11043 exceeds maximum alignment for global common data.
11044 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11045 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11047 2004-01-15 Roger Sayle <roger@eyesopen.com>
11049 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11051 2004-01-15 Roger Sayle <roger@eyesopen.com>
11053 * harg-reg-set.h (reg_class_names): Prototype global array.
11054 * regclass.c (reg_class_names): Declare here and initialize to
11056 (dump_regclass): Remove local declaration of reg_class_names.
11057 (regclass): Likewise.
11058 * cfg.c (dump_flow_info): Likewise.
11059 * ra-debug.c (reg_class_names): Likewise.
11060 * regrename.c (reg_class_names): Likewise.
11061 * reload.c (reg_class_names): Likewise.
11062 * reload1.c (spill_failure): Likewise.
11063 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11065 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11067 * config/s390/s390.md ("reload_outti"): Remove predicate for
11068 output operand. Abort if operand is not a MEM.
11069 ("reload_outdi", "reload_outdf"): Likewise.
11071 2005-01-15 Marc Espie <espie@openbsd.org>
11073 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11074 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11075 * config/openbsd.h: Fix C++ includes for native configurations.
11076 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11077 Add trampoline support.
11078 * config/i386/openbsdelf.h: New.
11080 2005-01-15 Marc Espie <espie@openbsd.org>
11082 * collect2.c (main): Explicitly parse -dynamic-linker option.
11084 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11086 PR tree-optimization/19060
11087 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11088 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11089 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11090 and handle extract_range_from_cond returning false.
11091 * fold-const.c (fold): Optimize comparisons with min/max even for
11092 width > HOST_BITS_PER_WIDE_INT.
11094 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11096 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11097 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11098 Remove little endian multilib variants.
11099 Add mips32 multilib variant.
11101 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11103 * explow.c (copy_all_reg, stabilize): Remove.
11104 * expr.h: Remove the corresponding prototypes.
11106 * rtlanal.c (regs_set_between_p): Remove.
11107 * rtl.h: Remove the corresponding prototype.
11109 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11111 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11112 to rs6000_nonimmediate_operand.
11113 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11114 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11115 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11116 rs6000_nonimmediate_operand.
11117 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11118 rs6000_nonimmediate_operand.
11120 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11122 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11124 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11126 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11128 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11129 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11131 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11132 (rs6k_nonimmediate_operand): New.
11133 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11135 (legitimate_lo_sum_address_p): Same.
11136 (rs6000_legitimize_address): Same.
11137 (rs6000_legitimize_reload_address): Same.
11138 (rs6000_legitimate_address): Same.
11139 (spe_build_register_parallel): Pass DF and DC modes in a DI
11142 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11143 to rs6k_nonimmediate_operand.
11145 * config/rs6000/spe.md ("*frob_df_di"): New.
11146 ("*frob_di_df"): New.
11147 ("*frob_di_df_2"): New.
11148 ("*mov_sidf_e500_subreg0"): New.
11149 ("*mov_sidf_e500_subreg4"): New.
11150 ("*movdf_e500_double"): Change predicate to
11151 rs6k_nonimmediate_operand.
11153 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11155 * postreload.c (move2add_note_store): Only call
11156 trunc_int_for_mode on scalar integers.
11158 2005-01-14 Steven Bosscher <stevenb@suse.de>
11160 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11161 replace BB_VISITED uses.
11162 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11163 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11164 (tree_dce_done): Free visited_control_parents.
11165 (perform_tree_ssa_dce): Allocate and clear it.
11166 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11167 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11168 instead of BB_VISITED.
11170 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11172 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11173 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11174 Remove unused prototypes.
11176 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11178 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11179 64-bit register usage.
11180 (spe_func_has_64bit_regs_p): Add FIXME note.
11182 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11184 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11185 flag_finite_math_only with flag_unsafe_math_optimizations.
11187 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11189 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11190 end-of-stack check.
11191 (__tpf_eh_return): Copy TPF private stack area from the module
11192 boundary stack frame. Add check for when module addresses are
11193 equal, but no stub address is found.
11195 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11198 * arm.h (struct machine_function): Add call_via field.
11199 (thumb_call_via_label): Declare.
11200 * arm.c (thumb_call_via_label): New variable.
11201 (thumb_call_reg_needed): New variable.
11202 (arm_output_function_epilogue): For Thumb code, output any per-function
11203 call-indirect trampolines.
11204 (thumb_call_via_reg): New function.
11205 (arm_file_end): New function.
11206 (TARGET_ASM_FILE_END): Call arm_file_end.
11207 (aof_file_end): Likewise.
11208 * arm-protos.h (thumb_call_via_reg): Declare.
11209 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11210 thumb_call_via_reg in normal case.
11212 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11214 PR middle-end/19084
11215 PR rtl-optimization/19348
11216 * recog.c (peephole2_optimize): Do global life update if some peephole
11217 decides it doesn't need at least one of its inputs and that change
11218 influences liveness at the start of the basic block.
11220 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11221 arguments instead of 1.
11223 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11225 PR middle-end/18820
11226 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11227 zero for nested functions needing a static chain or functions
11228 with a non-constant address.
11230 2005-01-13 Roger Sayle <roger@eyesopen.com>
11232 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11233 (and (sign_extend X) C) into (zero_extend (and X C)).
11235 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11237 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11239 2005-01-13 Richard Henderson <rth@redhat.com>
11244 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11245 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11246 not just TARGET_SSE.
11247 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11248 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11249 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11250 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11251 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11252 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11253 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11254 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11255 (movdicc_c_rex64): Rename with '*'.
11256 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11257 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11258 (movsfcc_1_387): Rename from movsfcc_1.
11259 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11260 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11261 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11262 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11263 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11264 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11265 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11266 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11267 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11268 sse_movdfcc_const0_4): Remove.
11269 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11270 recognize min/max early. Update for changed sse cmove patterns.
11271 (ix86_split_sse_movcc): New.
11272 * config/i386/i386-protos.h: Update.
11274 2005-01-13 Steven Bosscher <stevenb@suse.de>
11276 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11277 (fix_stmt_v_may_defs): Likewise.
11279 2005-01-13 Richard Henderson <rth@redhat.com>
11281 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11282 for converting the mask.
11284 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11286 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11289 2005-01-13 Richard Henderson <rth@redhat.com>
11291 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11292 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11293 IX86_BUILTIN_MOVDQ2Q): Remove.
11294 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11295 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11296 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11298 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11299 (sse2_pextrw): Fix immediate constraint.
11300 (sse2_loadq, sse2_loadq_rex64): Remove.
11301 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11302 Use __builtin_ia32_vec_ext_<size>.
11303 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11305 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11307 * function.c (assign_parm_setup_block): Look inside original
11308 entry_parm when inspecting PARALLEL.
11310 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11311 Joel Sherrill <joel@oarcorp.com>
11314 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11315 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11316 rtems_gxx_recursive_mutex_init.
11317 (__gthread_recursive_mutex_lock): New function.
11318 (__gthread_recursive_mutex_trylock): Likewise.
11319 (__gthread_recursive_mutex_unlock): Likewise.
11321 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11323 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11325 2005-01-13 Jan Beulich <jbeulich@novell.com>
11327 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11328 (ashrti3_internal): Indicate output is early clobber. Generate result
11329 into output rather than first input. Use move for low word of output
11330 if shift count is exactly 64.
11331 (lshrti3_internal): Likewise.
11333 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11337 * reload1.c (delete_output_reload): Don't delete an output reload
11338 if the pseudo lives longer than a single basic block. Adjust and
11339 improve wording of comment.
11341 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11344 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11345 of TYPE_SIZE where we mean the number of bytes.
11347 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11349 * function.c (assign_parm_setup_block): Relax condition on
11350 multi-register optimization.
11352 2005-01-12 Nick Clifton <nickc@redhat.com>
11354 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11355 an "in_delay_slot" attribute of "no" to prevent them being used in
11356 delay slots. This is forbidden because they might generate
11359 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11362 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11363 with r->Y and Y->r.
11365 2005-01-12 Nick Clifton <nickc@redhat.com>
11367 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11368 passed on to GAS) but do not define, as GAS no longer supports or
11369 needs the -m2000 option.
11371 2005-01-11 Roger Sayle <roger@eyesopen.com>
11373 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11374 type as args of unprototyped builtins aren't automatically promoted.
11375 (fold_builtin_abs): Likewise.
11377 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11379 * Makefile.in: Set a `build-warn' variable.
11381 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11383 PR tree-optimization/17949
11384 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11385 (find_interesting_uses_address): Use it.
11387 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11389 * regrename.c (kill_value): Handle subreg's that won't simplify.
11391 2005-01-11 Richard Henderson <rth@redhat.com>
11394 * config/i386/i386.h (enum ix86_builtins): Move ...
11395 * config/i386/i386.c: ... here.
11396 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11397 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11398 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11399 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11400 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11401 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11402 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11403 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11404 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11405 IX86_BUILTIN_LOADDDUP): Remove.
11406 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11407 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11408 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11409 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11410 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11411 (ix86_init_builtins): Make static.
11412 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11413 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11414 if all the modes match. Otherwise, fake it.
11415 (get_element_number, ix86_expand_vec_init_builtin,
11416 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11417 (ix86_expand_builtin): Make static. Update for changed builtins.
11418 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11419 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11420 (ix86_expand_vector_init_duplicate): New.
11421 (ix86_expand_vector_init_low_nonzero): New.
11422 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11423 Split out from ix86_expand_vector_init; handle integer modes.
11424 (ix86_expand_vector_init): Use them.
11425 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11426 * config/i386/i386-protos.h: Update.
11427 * config/i386/predicates.md (reg_or_0_operand): New.
11428 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11429 (movv2sf_internal): Likewise. And a splitter to match them all.
11430 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11431 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11432 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11433 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11434 (mmx_pinsrw): Fix operand ordering.
11435 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11436 rather than sse_loadss expander.
11437 (movv2df splitter): Similarly.
11438 (sse_loadss, sse_loadlss): Remove.
11439 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11440 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11441 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11442 (sse3_movddup): Rename with '*'.
11443 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11444 (sse2_loadsd): Remove.
11445 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11446 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11447 (sse2_pinsrw): Fix argument ordering.
11448 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11449 (sse2_stored): Remove 'r' destination.
11450 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11451 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11452 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11453 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11454 vec_extractv16qi, vec_initv16qi): New.
11456 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11457 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11458 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11460 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11461 (_mm_load_si128, _mm_store_si128): Likewise.
11462 (_mm_load1_pd): Use _mm_set1_pd.
11463 (_mm_load_sd): Use _mm_set_sd.
11464 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11465 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11466 (_mm_set_epi64): Use _mm_set_epi64x.
11467 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11468 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11469 _mm_setr_epi8): Use _mm_set_foo form.
11470 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11471 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11472 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11473 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11474 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11475 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11476 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11477 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11478 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11479 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11480 (_mm_movedup_pd): Use _mm_shuffle_pd.
11481 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11482 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11483 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11484 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11485 Use _mm_setzero_ps.
11486 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11487 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11488 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11489 (_mm_store_ps): Use raw dereference.
11490 (_mm_store1_ps): Use _mm_storeu_ps.
11491 (_mm_storer_ps): Use _mm_store_ps.
11492 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11493 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11495 2005-01-11 Stan Shebs <shebs@apple.com>
11497 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11498 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11500 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11503 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11504 Skip all DECLs except for FIELD_DECLs.
11506 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11508 * config/s390/s390.c (override_options): Return error if
11509 -mbackchain, -mpacked-stack and -mhard-float are used together.
11510 (s390_va_start): Remove the backchain && packed-stack special case.
11511 (s390_gimplify_va_arg): Likewise.
11512 * doc/invoke.texi: Remove the ABI incompatibility note.
11514 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11516 * config/s390/s390.c (struct s390_frame_layout): Remove
11518 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11519 save_backchain_p with TARGET_BACKCHAIN.
11521 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11524 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11525 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11526 * function.c (locate_and_pad_parm): Set new field.
11527 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11528 Tweak where_pad test to include "none". Always set mem align for
11530 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11531 not sufficient for type.
11532 (assign_parm_setup_block): If stack_parm is zero on entry, always
11533 make a new stack local. Block move old stack parm if necessary
11534 to new aligned stack local.
11535 (assign_parm_setup_stack): Use a block move to handle
11536 potentially misaligned entry_parm.
11537 (assign_parms_unsplit_complex): Specify required alignment when
11538 creating stack local.
11539 * calls.c (compute_argument_addresses): Override alignment of stack
11540 arg calculated from its type with the alignment given by
11541 FUNCTION_ARG_BOUNDARY.
11542 (store_one_arg): Likewise.
11544 2005-01-11 Jan Beulich <jbeulich@novell.com>
11546 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11547 Change respective itanium_class attribute to ialu.
11548 (shladdp4_internal): New.
11549 * config/ia64/predicates.md (shladd_log2_operand): New.
11551 2005-01-11 Richard Henderson <rth@redhat.com>
11553 * expr.c (store_constructor): Use rtvec_alloc instead of
11554 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11556 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11558 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11560 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11562 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11563 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11564 (TARGET_RWRELOC): Define.
11565 (ia64_rwreloc_section_type_flags): Delete.
11566 (ia64_section_type_flags): New function.
11567 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11568 (TARGET_RWRELOC): Define.
11570 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11573 * config/ia64/ia64.c (process_set): For alloc insn, only call
11574 process_epilogue is !frame_pointer_needed.
11576 2005-01-10 Roger Sayle <roger@eyesopen.com>
11579 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11580 unary operator and can't be treated as a binary/comparison operator.
11582 2005-01-10 Richard Henderson <rth@redhat.com>
11584 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11585 (ix86_return_in_memory): Likewise.
11586 (function_arg_advance): Likewise. Mirror structure in function_arg
11587 for choosing register to advance.
11589 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11591 * tree-vectorizer.c, tree.def: Fix comment typos.
11593 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11595 * config/s390/s390.c (struct processor_costs): 4 new fields:
11596 ddbr, ddr, debr, der.
11597 (s390_rtx_costs): More precise handling of divide instructions.
11599 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11601 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11603 2005-01-10 Jan Beulich <jbeulich@novell.com>
11605 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11606 names resulting from -ffunction-sections/-fdata-sections and linkonce
11608 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11609 based on the section name. Rearrange the section name comparison logic
11610 slightly so that each section name is compared against at most once.
11612 2005-01-10 Ben Elliston <bje@au.ibm.com>
11614 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11615 targets for which -fPIC reduces limitations on the GOT size.
11617 2005-01-09 Falk Hueffner <falk@debian.org>
11619 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11622 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11625 * collect2.c (main): Set aixrtl_flag for -brtl option.
11626 (resolve_lib_name): Search for .so file extension before .a
11627 if aixrtl_flag set.
11629 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11631 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11632 (vect_analyze_data_refs_alignment): Add dump prints.
11634 2005-01-09 Ira Rosen <irar@il.ibm.com>
11636 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11637 expr_invariant_in_loop_p.
11638 Initialize outputs first thing in the function.
11639 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11640 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11641 (vect_analyze_pointer_ref_access): Check that the initial condition of
11642 the access function is loop invariant.
11644 2005-01-09 Richard Henderson <rth@redhat.com>
11646 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11647 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11648 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11649 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11650 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11651 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11652 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11653 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11654 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11655 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11656 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11657 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11658 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11659 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11660 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11661 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11662 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11663 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11664 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11665 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11666 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11667 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11668 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11670 (mmx_clrdi, pavgusb): Remove.
11671 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11672 with leading sse_ prefix.
11673 * config/i386/sse.md: Receive them.
11674 * config/i386/mmx.md: New file.
11675 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11676 (subrv2sf3): Turn into expander for normal subtraction.
11677 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11678 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11679 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11680 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11681 commutative; use ix86_binary_operator_ok.
11682 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11683 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11684 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11685 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11686 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11687 Macroize from existing patterns; use ix86_binary_operator_ok.
11688 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11689 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11690 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11691 with vec_select+vec_concat.
11692 (mmx_pshufw, mmx_pshufw_1): Likewise.
11693 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11694 (mmx_uavgv4hi3): Model correctly.
11695 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11696 _mm_xor_si64): Remove casts.
11698 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11700 PR tree-optimization/19224
11701 * tree-scalar-evolution.c (get_instantiated_value,
11702 set_instantiated_value): New functions.
11703 (instantiate_parameters_1): Cache the results.
11704 (instantiate_parameters, resolve_mixers): Initialize and free
11707 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11709 * config/i386/i386.md (addhi_4): Correct reference in comment.
11712 2005-01-08 Richard Henderson <rth@redhat.com>
11714 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11715 (_mm_cvtsi128_si64x): Likewise.
11716 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11717 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11718 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11719 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11720 * config/i386/i386-protos.h: Update.
11721 * config/i386/i386.c (print_operand): Add 'H'.
11722 (ix86_fixup_binary_operands): Split out from ...
11723 (ix86_expand_binary_operator): ... here.
11724 (ix86_fixup_binary_operands_no_copy): New.
11725 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11726 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11727 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11728 (safe_vector_operand): Use CONST0_RTX.
11729 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11730 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11731 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11732 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11734 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11735 (IX86_BUILTIN_CMPNGESS): New.
11736 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11737 (attr type): Add sselog1.
11738 (attr unit, attr memory): Handle it.
11739 (movti, movti_internal, movti_rex64): Move near other integer moves.
11740 (movtf, movtf_internal): Move near other fp moves.
11741 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11742 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11743 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11744 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11745 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11746 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11747 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11748 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11749 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11750 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11751 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11752 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11753 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11754 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11755 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11756 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11757 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11758 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11759 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11760 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11761 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11762 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11763 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11764 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11765 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11766 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11767 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11768 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11769 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11770 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11771 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11772 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11773 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11774 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11775 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11776 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11777 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11778 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11779 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11780 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11781 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11782 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11783 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11784 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11786 (SSEPUSH, push<SSEPUSH>): Remove.
11787 (MMXPUSH, push<MMXPUSH>): Remove.
11788 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11789 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11790 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11791 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11792 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11793 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11794 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11795 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11796 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11797 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11798 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11799 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11800 (ppro_sse_log_V4SF): Handle sselog1.
11801 * config/i386/predicates.md (const_0_to_1_operand): New.
11802 (const_0_to_255_mul_8_operand): New.
11803 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11804 (const_2_to_3_operand, const_4_to_7_operand): New.
11805 * config/i386/sse.md: New file.
11806 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11807 (sse_movups): Rename from sse_movups_1.
11808 (sse_loadlss): Rename from sse_loadss_1.
11809 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11811 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11812 (absv4sf2, negv2df, absv2df): New.
11813 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11814 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11815 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11816 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11817 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11818 (sse3_addsubv4sf3): Model correctly.
11819 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11820 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11821 (sse_movhlps): Model with vec_select+vec_concat.
11822 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11823 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11824 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11825 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11826 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11827 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11828 sse2_pshufhw_1): Likewise.
11829 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11830 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11831 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11832 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11833 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11834 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11835 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11836 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11837 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11838 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11839 sminv8hi3): Mark commutative
11840 operands. Use ix86_binary_operator_ok.
11841 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11842 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11843 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11844 sse2_punpcklqdq): Allow operand2 in memory.
11845 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11846 sse2_movsd): Add memory alternatives.
11847 (sse_storelps): Turn expander into an insn; split after reload.
11848 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11849 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11851 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11853 * configure.ac (DWARF-2 debug_line): Use objdump.
11854 * configure: Regenerate.
11856 2005-01-08 Jeff Law <law@redhat.com>
11857 Diego Novillo <dnovillo@redhat.com>
11859 PR tree-optimization/18241
11860 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11861 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11862 statements with volatile operands.
11863 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11864 operands after marking a statement with has_volatile_ops.
11866 2005-01-08 Roger Sayle <roger@eyesopen.com>
11868 * tree.c (int_fits_type_p): Always honor integer constant
11869 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11871 2005-01-08 Roger Sayle <roger@eyesopen.com>
11873 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11874 the latent bug in rtl_delete_block has been resolved.
11876 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11878 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11879 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11881 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11883 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11884 library as @multilib_dir@/$(SHLIB_SONAME).
11886 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11888 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11889 * configure: Regenerate.
11891 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11893 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11896 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11899 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11900 Convert non-word aligned offset address using ld/std into
11903 2005-01-07 Richard Henderson <rth@redhat.com>
11905 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11907 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11909 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11911 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11913 PR tree-optimization/19283
11914 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11915 is not shorter than the original type.
11917 PR rtl-optimization/19012
11918 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11920 PR rtl-optimization/18861
11921 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11922 (FULL_STATE): Define.
11923 (mark_tablejump_edge): New function.
11924 (purge_dead_tablejump_edges): New function.
11925 (find_bb_boundaries): Use it.
11927 PR tree-optimization/18828
11928 * builtins.c (expand_builtin_next_arg): Remove argument and all
11929 the argument checking.
11930 (expand_builtin): Adjust caller.
11931 (expand_builtin_va_start): Likewise. Remove error for too many
11933 (fold_builtin_next_arg): Issue error for too many arguments.
11934 After checking arguments, replace them with magic arguments that
11935 prevent further checking of the args.
11937 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11939 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11941 2005-01-06 Roger Sayle <roger@eyesopen.com>
11944 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11945 and %{.S:...} (and their negative variants) to test whether the
11946 input file is assembler or pre-processed-assembler independent of
11947 the actual filename extension.
11949 2005-01-06 Roger Sayle <roger@eyesopen.com>
11951 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11952 of sign or zero extended values.
11954 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11956 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11957 for IBM long double format correctly.
11959 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11961 Fix PR tree-optimization/18792
11963 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11964 to first_loop_depth, and use loop depth instead of loop number.
11965 (build_classic_dir_vector): Ditto.
11966 (compute_data_dependences_for_loop): Use depth, not loop number.
11967 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11968 number. Pass in loops, instead of loop numbers.
11969 (gather_interchange_stats): Ditto.
11970 (linear_transform_loops): Ditto.
11972 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11975 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11976 biv_fits_mode_p, extension_within_bounds_p): New functions.
11977 (check_ext_dependent_givs): Use them.
11979 2005-01-06 Roger Sayle <roger@eyesopen.com>
11981 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11982 more than one barrier, in which case we should delete them all.
11984 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11986 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11988 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11990 Fix PR middle-end/19286
11992 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11993 output this subprogram, simply ignore this attempt to do it again.
11994 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11995 origin attribute if it's not possible.
11996 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11997 (decls_for_scope): Ditto.
11998 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11999 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12001 2005-01-05 Richard Henderson <rth@redhat.com>
12004 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12005 (bdesc_2arg): Use it.
12006 (ix86_expand_binop_builtin): Force operands into registers
12008 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12009 ix86_expand_sse_compare, ix86_expand_sse_comi,
12010 ix86_expand_builtin): Likewise.
12012 2005-01-05 Richard Henderson <rth@redhat.com>
12014 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12016 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12017 (mulv4hi3): Set itanium_class mmmul.
12018 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12019 (fpack): Rename from fpack_sfsf.
12021 2005-01-05 Richard Henderson <rth@redhat.com>
12024 * reload1.c (do_input_reload): Restrict the optimization deleteing
12025 a previous output reload to RELOAD_FOR_INPUT.
12027 2005-01-05 Steven Bosscher <stevenb@suse.de>
12029 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12030 comment that we fall through after case.
12031 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12032 (distribute_links): Likewise.
12033 * cse.c (cse_insn): Likewise.
12034 * cselib.c (cselib_invalidate_mem): Likewise.
12035 * df.c: Update comments at the top of the file.
12036 (read_modify_subreg_p): Update comments here too.
12037 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12038 * flow.c (mark_set_1): Likewise.
12039 (mark_used_regs): Likewise.
12040 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12041 (canon_list_insert): Likewise.
12042 (mark_set): Likewise.
12043 (try_replace_reg): Likewise.
12044 (store_killed_in_insn): Likewise.
12045 * loop.c (count_one_set): Likewise.
12046 (basic_induction_var): Likewise.
12047 * postreload-gcse.c (find_mem_conflicts): Likewise.
12048 * postreload.c (reload_combine_note_store): Likewise.
12049 (move2add_note_store): Likewise.
12050 * reload.c (find_equiv_reg): Likewise.
12051 (mark_referenced_resources): Likewise.
12052 * rtlanal.c (set_noop_p): Likewise.
12053 (note_stores): Likewise.
12054 (note_uses): Likewise.
12055 * sched-deps.c (sched_analyze_1): Likewise.
12056 * sched-rgn.c (check_live_1): Likewise.
12057 (update_live_1): Likewise.
12058 * config/i860/i860.c: Likewise.
12060 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12062 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12064 * doc/rtl.texi: Update documentation for bit-fields and SET.
12066 2005-01-05 Roger Sayle <roger@eyesopen.com>
12068 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12070 2005-01-05 Jan Hubicka <jh@suse.cz>
12071 Richard Henderson <rth@redhat.com>
12074 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12077 2005-01-05 Richard Henderson <rth@redhat.com>
12080 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12081 (sse_shufps): Change operand 3 to const_int_operand.
12082 (sse2_storelps): Fix typo in template.
12083 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12084 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12085 (ix86_expand_builtin): Likewise.
12087 2005-01-05 Julian Brown <julian@codesourcery.com>
12089 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12090 as aggregates for AAPCS ABIs.
12092 2005-01-05 Stan Shebs <shebs@apple.com>
12094 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12095 Mach-O getters if ppc64.
12096 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12098 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12099 signed four-byte field for global code case.
12100 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12102 2005-01-05 Roger Sayle <roger@eyesopen.com>
12104 PR middle-end/19100
12105 * c-common.c: Include real.h.
12106 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12107 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12108 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12109 * Makefile.in (c-common.o): Update dependencies.
12111 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12113 * c-parse.in (asm_string): Add trailing semicolon.
12115 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12117 * c-parse.in (asm_string): New. Don't allow wide strings in
12119 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12120 asm_string instead of STRING.
12122 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12124 * c-typeck.c (constructor_no_implicit): Remove.
12125 (set_designator, process_init_element): Don't check
12126 constructor_no_implicit.
12128 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12129 Kaz Kojima <kkojima@gcc.gnu.org>
12132 * lcm.c (create_pre_exit): New.
12133 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12134 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12136 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12138 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12139 -msoft-float in target_float_switch.
12140 * arm.c (arm_override_options): Fix processing of target_float_switch.
12142 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12144 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12147 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12149 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12150 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12152 2005-01-04 Roger Sayle <roger@eyesopen.com>
12154 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12155 if deleting the then-block allows the test-block to fallthru to the
12158 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12161 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12162 after the full declaration if the are in two different TUs.
12164 2005-01-04 Richard Henderson <rth@redhat.com>
12167 * tree-sra.c (generate_one_element_init): Just
12168 call gimplify_and_add.
12169 (generate_element_init): Record the
12170 new referenced variables and mark them for renaming
12171 and split out to ...
12172 (generate_element_init_1): This.
12173 (scalarize_init): Don't call push_gimplify_context/
12174 pop_gimplify_context.
12176 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12178 * toplev.c (get_src_pwd): Handle failure of getpwd().
12180 2005-01-04 Roger Sayle <roger@eyesopen.com>
12182 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12184 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12185 all the cases handled by it are inverted by invert_truthvalue.
12187 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12189 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12190 (save_register_windowsi): Likewise.
12192 2005-01-04 Richard Henderson <rth@redhat.com>
12194 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12196 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12198 PR middle-end/17767
12199 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12200 any simplifications of vector mode comparison operators.
12201 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12203 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12204 Devang Patel <dpatel@apple.com>
12206 PR tree-optimization/18308
12207 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12208 the operands before creating a new expression.
12209 * dojump.c (do_jump): Make drop_through_label available
12210 for all cases. Add expansion of COND_EXPR.
12212 2005-01-04 Ira Rosen <irar@il.ibm.com>
12214 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12215 INTEGER_CST instead of TREE_CONSTANT.
12216 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12217 instead of TREE_CONSTANT.
12218 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12219 instead of TREE_CONSTANT.
12221 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12223 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12225 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12228 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12229 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12231 2005-01-03 Richard Henderson <rth@redhat.com>
12233 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12234 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12235 fold_convert_const_real_from_real): Split out from ...
12236 (fold_convert_const): ... here.
12238 2005-01-03 Richard Henderson <rth@redhat.com>
12241 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12242 (mov<MMXMODEI>_internal): Likewise.
12243 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12244 Add V2SF case; use it for SSE1; don't use TI.
12245 (movdf_integer): Likewise.
12246 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12248 2005-01-03 Ira Rosen <irar@il.ibm.com>
12250 * tree-vectorizer.c (vect_strip_conversions): New function.
12251 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12252 check for binary class.
12254 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12258 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12260 * gimple-low.c (mark_blocks_with_used_vars): New function.
12261 (mark_blocks_with_used_subblocks): Ditto.
12262 (mark_used_blocks): Ditto.
12263 (pass_mark_used_blocks): New pass.
12264 * tree-inline.c: Include debug.h.
12265 (expand_call_inline): Call outlining_inline_function here.
12266 * tree-optimize.c (init_tree_optimization_passes): Add
12267 pass_mark_used_blocks.
12268 * tree-pass.h (pass_mark_used_blocks): New.
12269 * Makefile.in (tree-inline.o): Add debug.h dependency.
12271 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12273 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12274 VAR_DECLs to have weak_import attribute.
12276 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12279 2004-01-03 Steven Bosscher <stevenb@suse.de>
12281 * passes.c (rest_of_compilation): Don't run regmove if only
12282 flag_expensive_optimizations, require flag_regmove instead.
12284 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12286 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12288 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12289 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12290 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12291 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12293 2005-01-03 Richard Henderson <rth@redhat.com>
12295 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12296 (ia64_const_ok_for_letter_p): New.
12297 (ia64_const_double_ok_for_letter_p): New.
12298 (ia64_extra_constraint): New.
12299 (ia64_expand_vecint_compare): New.
12300 (ia64_expand_vcondu_v2si): New.
12301 (ia64_expand_vecint_cmov): New.
12302 (ia64_expand_vecint_minmax): New.
12303 (ia64_print_operand): Add 'v'.
12304 (ia64_preferred_reload_class): New.
12305 (ia64_vector_mode_supported_p): New.
12306 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12307 (PREFERRED_RELOAD_CLASS): Move to function.
12308 (CONST_OK_FOR_LETTER_P): Move to function.
12309 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12310 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12311 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12312 (EXTRA_CONSTRAINT): Move to function.
12313 * config/ia64/ia64.md: Include vect.md.
12314 (itanium_class): Add mmalua.
12316 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12318 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12319 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12321 (const_int_2bit_operand): New.
12322 (fr_reg_or_0_operand): New.
12323 * config/ia64/ia64-modes.def: Add vector modes.
12324 * config/ia64/ia64-protos.h: Update.
12325 * config/ia64/vect.md: New file.
12327 2005-01-03 Richard Henderson <rth@redhat.com>
12329 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12331 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12334 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12336 (log1pdf2): Change mode of operands[0,1] to DFmode.
12338 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12340 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12341 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12342 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12343 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12344 SPARC_RELAXED_ORDERING.
12346 2005-01-03 Richard Henderson <rth@redhat.com>
12347 Uros Bizjak <uros@kss-loka.si>
12350 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12351 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12352 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12354 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12355 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12356 const_pow2_1_to_128_operand): New predicates.
12358 2005-01-02 Greg McGary <greg@mcgary.org>
12360 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12362 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12363 object. [ptr_type]: Remove unused variable.
12364 Remember nearest addressable array-element or record-component
12365 when checking bitfield components. Tolerate empty BIND_EXPR.
12367 2005-01-01 Richard Henderson <rth@redhat.com>
12369 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12370 that don't narrow the value. Fail for other conversions.
12372 2005-01-01 Richard Henderson <rth@redhat.com>
12375 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12376 * c-lang.c (finish_file): Don't do it here.
12377 * objc/objc-act.c (objc_finish_file): Likewise.
12379 * cgraph.c (decl_assembler_name_equal): New.
12380 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12381 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12382 * cgraph.h (struct cgraph_varpool_node): Add next.
12383 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12384 * varasm.c (assemble_alias): Mark the target as needed.
12386 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12388 PR middle-end/19221
12389 * function.c (get_arg_pointer_save_area): Use entry_of_function
12390 instead of get_insns.
12392 2005-01-01 Roger Sayle <roger@eyesopen.com>
12393 Andrew Pinski <pinskia@physics.uc.edu>
12394 James E. Wilson <wilson@specifixinc.com>
12396 PR rtl-optimization/12092
12397 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12400 2005-01-01 Roger Sayle <roger@eyesopen.com>
12401 Olivier Hainque <hainque@act-europe.fr>
12403 * tree.c (int_fits_type_p): A narrower type always fits in a
12404 wider one, except for negative values into unsigned types.
12406 2005-01-01 Roger Sayle <roger@eyesopen.com>
12408 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12409 with the original constant rather than require TREE_OVERFLOW.
12411 2005-01-01 Steven Bosscher <stevenb@suse.de>
12413 PR middle-end/17544
12414 * c-decl.c (finish_function): If compiling C99, annotate the
12415 compiler generated return with the current file name and line 0.
12416 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12417 the source line is greater than 0.
12418 (remove_bb): Likewise.