1 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
6 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
8 * doc/install.texi (Specific): Avoid using asterisks in @anchor
9 names related to target triplets.
10 Remove i?86-*-esix from platform directory.
11 Remove powerpc-*-eabiaix from platform directory.
13 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
16 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
17 falling through from SUBREG case to REG.
19 2005-04-15 Roger Sayle <roger@eyesopen.com>
21 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
22 (fold_binary): Update comment mentioning fold_relational_hi_lo.
23 (fold_binary_to_constant): Simplify using fold_binary.
24 (fold_unary_to_constant): Likewise, simplify using fold_unary.
26 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
28 * gthr-posix.c (pthread_cancel): Define.
29 (pthread_mutexattr_init): Likewise.
30 (pthread_mutexattr_settype): Likewise.
31 (pthread_mutexattr_destroy): Likewise.
33 2005-04-15 David S. Miller <davem@davemloft.net>
36 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
38 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
40 PR tree-optimization/21031
41 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
42 (forward_propagate_into_cond_1): Call it. Forward propagate
43 integer-integer casts into COND_EXPRs.
45 2005-04-15 Dave Korn <dave.korn@artimi.com>
47 * gcc.c (default_compilers): Clarify obscure error message when
48 reading from standard input.
50 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
52 * basic-block.h (PROP_EQUAL_NOTES): Remove.
53 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
55 * tree-ssa-alias.c (init_alias_info): Remove a call to
58 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
60 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
61 of non-virtual PHI nodes like we use to.
63 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
65 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
66 (attr_copy_rtx): Do not use it.
68 2005-04-15 Andrew Macleod <amacleod@redhat.com>
70 * doc/tree-ssa.texi: Grammer/abbreviation updates.
72 2005-04-15 Diego Novillo <dnovillo@redhat.com>
74 * tree-vect-transform.c (vectorizable_store): Mark necessary
75 objects in the vectorized store needing renaming. Update the
76 SSA graph for V_MAY_DEF operands in the original store.
78 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
80 * tree-ssa-pre.c (compute_avail): It's okay to have
81 TREE_INVARIANT's here, and value number the resulting expressions.
82 (create_expression_by_pieces): Make sure operands that were
83 min_invariant when we started, stay that way.
85 2005-04-15 David Edelsohn <edelsohn@gnu.org>
87 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
89 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
91 PR tree-optimization/20936.
92 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
94 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
96 * doc/invoke.texi: Fix typos.
97 * doc/md.texi: Likewise.
98 * doc/rtl.texi: Likewise.
99 * doc/sourcebuild.texi: Likewise.
100 * doc/tm.texi: Likewise.
102 2005-04-15 Uros Bizjak <uros@kss-loka.si>
104 PR tree-optimization/21004
105 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
106 and floorl in c99 mode only.
107 * builtins.c (expand_builtin_int_roundingfn): Assert that
108 fallback_fndecl is not NULL_TREE.
110 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
112 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
113 * basic-block.h: Update the prototype for
114 purge_all_dead_edges.
115 * cfgexpand.c (tree_expand_cfg): Update a call to
116 purge_all_dead_edges.
117 * combine.c (combine_instructions): Likewise.
118 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
119 rest_of_handle_cse2, rest_of_handle_gcse,
120 rest_of_handle_postreload): likewise.
122 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
125 * gimplify.c (gimplify_addr_expr): Compensate for removal of
126 e.g. cv-qualification conversions.
128 2005-04-14 Mike Stump <mrs@apple.com>
130 * config/darwin-c.c (framework_construct_pathname): We must
131 find all headers of a framework in the first instance of it
132 found in the seach path.
134 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
136 PR tree-optimization/21021
137 * tree-vrp.c (compare_values): Work around a bug in the front
138 end that produces a comparison of mismatched types.
140 2004-04-14 Richard Henderson <rth@redhat.com>
142 * config/ia64/ia64.h (enum fetchop_code): Remove.
143 (enum ia64_builtins): Move ...
144 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
145 members except BSP and FLUSHRS.
146 (ia64_init_builtins): Remove __sync builtins.
147 (ia64_expand_builtin): Likewise.
148 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
149 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
150 (ia64_expand_lock_release): Remove.
151 * config/ia64/ia64.md (mf): Move to sync.md.
152 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
153 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
154 * config/ia64/sync.md: New file.
155 (memory_barrier): Rename from mf.
156 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
157 (cmpxchg_acq_<I48MODE>): Likewise.
158 (sync_lock_test_and_set<I48MODE>): Likewise.
160 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
161 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
163 2004-04-14 Richard Henderson <rth@redhat.com>
165 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
166 (ix86_compare_emitted): New.
167 (ix86_expand_compare): Use ix86_compare_emitted if set.
168 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
169 and ix86_compare_op0 are set.
170 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
171 (TARGET_CMPXCHG, TARGET_XADD): New.
172 (ix86_compare_emitted): Declare.
173 * config/i386/i386.md: Include sync.md
174 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
175 (UNSPECV_XCHG, UNSPECV_LOCK): New.
176 * config/i386/sync.md: New file.
178 2004-04-14 Richard Henderson <rth@redhat.com>
181 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
182 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
183 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
184 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
185 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
186 BT_FN_I8_VPTR_I8_I8): New.
187 * builtins.def (DEF_SYNC_BUILTIN): New.
188 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
189 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
190 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
191 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
192 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
193 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
194 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
195 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
196 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
197 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
198 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
199 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
200 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
201 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
202 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
203 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
204 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
205 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
206 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
207 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
208 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
209 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
210 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
211 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
212 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
213 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
214 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
215 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
216 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
217 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
218 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
219 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
220 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
221 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
222 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
223 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
224 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
225 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
226 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
227 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
228 BUILT_IN_SYNCHRONIZE: New.
229 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
230 as a function. Accept __sync_ as a prefix as well.
231 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
232 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
233 expand_builtin_lock_release): New.
234 (expand_builtin): Call them.
235 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
236 neither BOTH_P nor FALLBACK_P are defined.
237 (builtin_type_for_size): New.
238 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
239 (resolve_overloaded_builtin): New.
240 * c-common.h (resolve_overloaded_builtin): Declare.
241 (builtin_type_for_size): Declare.
242 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
243 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
244 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
245 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
246 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
247 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
248 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
249 sync_compare_and_swap_cc, sync_lock_test_and_set,
250 sync_lock_release): New.
251 * optabs.h: Declare them.
252 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
253 expand_sync_operation, expand_sync_fetch_operation,
254 expand_sync_lock_test_and_set): Declare.
255 * genopinit.c (optabs): Add sync optabs.
256 * optabs.c (init_optabs): Initialize sync optabs.
257 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
258 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
259 expand_sync_operation, expand_sync_fetch_operation,
260 expand_sync_lock_test_and_set): New.
261 * doc/extend.texi (Atomic Builtins): New section
262 * doc/md.texi (Standard Names): Add sync patterns.
264 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
266 * tree-eh.c (lower_try_finally_copy): Generate new code in
267 response to goto_queue entries as if the queue was sorted by
269 (lower_try_finally_switch): Likewise.
271 2005-04-14 Richard Henderson <rth@redhat.com>
273 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
274 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
276 (ix86_expand_fp_movcc): Update to match.
277 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
278 * config/i386/i386-protos.h: Update.
279 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
280 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
282 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
284 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
287 2005-04-14 Julian Brown <julian@codesourcery.com>
289 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
290 link failures on ppc64 Linux.
292 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
294 * config.gcc: Set cpu_type for s390.
296 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
298 Fix PR tree-optimization/20963
299 * tree-ssa-pre.c (compute_avail): Remove special case for
301 (create_expression_by_pieces): Add value numbers for forced out
304 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
306 * config/cris/cris.md: Replace references to (reg:SI 16) with
307 (reg:SI CRIS_SRP_REGNUM).
309 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
311 PR tree-optimization/20657
312 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
313 create an appropriate range from it.
315 2005-04-14 Uros Bizjak <uros@kss-loka.si>
317 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
318 <UNSPEC_FIST_CEIL> case.
320 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
321 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
322 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
323 to implement lfloor and llfloor built-ins as x87 intrinsic function.
324 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
325 (lfloor<mode>2): New expanders.
326 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
327 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
328 to implement lceil and llceil built-ins as x87 intrinsic function.
329 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
330 (lceil<mode>2): New expanders.
332 2005-04-14 Uros Bizjak <uros@kss-loka.si>
334 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
335 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
337 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
340 * config/s390/s390-modes.def: Define TFmode.
342 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
344 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
345 (JUMP_TABLES_IN_TEXT_SECTION): Define.
346 * config/mips/mips.c (mips16_insn_length): Remove reference to
347 JUMP_TABLES_IN_TEXT_SECTION.
349 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
351 * simplify-rtx.c (simplify_binary_operation_1): Return
352 scalar or vector of constant 0, depending on the xor's
355 2005-04-13 Dale Johannesen <dalej@apple.com>
357 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
359 * objc/objc-act.c (objc_gimplify_expr): New.
360 (objc_get_callee_fndecl): New.
361 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
362 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
363 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
365 2005-04-13 Devang Patel <dpatel@apple.com>
367 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
370 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
372 CRIS prologue as RTL.
373 * config/cris/cris-protos.h (cris_emit_movem_store)
374 (cris_expand_prologue): Prototype.
375 * config/cris/cris.c (struct machine_function): New member
377 (cfa_label_num, cris_target_asm_function_prologue): Remove.
378 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
379 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
380 (cris_load_multiple_op, cris_return_address_on_stack)
381 (cris_return_address_on_stack_for_return): ISO-Cify.
382 (cris_store_multiple_op): New predicate function.
383 (cris_expand_prologue, cris_emit_movem_store): New functions.
384 (cris_print_operand) <case 'O'>: Handle modifications other than
386 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
387 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
388 (cris_gen_movem_load): Rearrange slightly to make local variable
389 src a parameter, removing osrc.
390 (cris_setup_incoming_varargs): Set machine_function member
391 stdarg_regs to correspond to the number of registers that need to
393 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
395 (PREDICATE_CODES): Add cris_store_multiple_op. Make
396 cris_general_operand_or_gotless_symbol accept UNSPEC.
397 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
398 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
399 ("*cris_store_multiple"): New pattern. Tweak common comment above
400 this and "*cris_load_multiple".
401 ("prologue"): New define_expand.
403 * config/cris/cris.md ("epilogue"): Conditionalize on
404 TARGET_PROLOGUE_EPILOGUE.
406 2005-04-13 Steve Ellcey <sje@cup.hp.com>
409 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
410 fpsr 0 instead of fpsr 1.
411 (divsf3_internal_thr): Ditto.
412 (divdf3_internal_lat): Ditto.
413 (divdf3_internal_thr): Ditto.
414 (divxf3_internal_lat): Ditto.
415 (divxf3_internal_thr): Ditto.
417 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
419 PR tree-optimization/20913
420 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
422 PR tree-optimization/20702
423 * tree-vrp.c (maybe_add_assert_expr): Recurse into
424 dominator children that haven't been walked into.
426 2005-04-13 Julian Brown <julian@codesourcery.com>
428 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
429 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
432 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
434 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
435 config/i386/sse.md: Fix comment typos.
437 * genattrtab.c (NULL_ATTR): Remove.
438 * ifcvt.c (NULL_EDGE): Likewise.
440 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
442 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
443 NOTE_PREDICT): Remove.
445 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
447 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
448 * configure: Regenerate.
449 * config.in: Likewise.
450 * system.h: Declare vsnprintf if not already declared.
452 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
454 * optc-gen.awk: Handle stand-alone Mask records.
455 * opth-gen.awk: Likewise.
456 * doc/options.texi (Option file format): Document them.
457 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
458 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
459 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
460 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
461 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
462 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
463 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
464 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
465 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
466 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
467 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
468 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
469 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
470 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
471 TARGET_LONG_DOUBLE_128): Likewise.
472 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
473 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
474 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
475 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
476 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
477 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
478 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
479 * config/sparc/sparc.c (fpu_option_set): New global.
480 (sparc_handle_option): New function.
481 (sparc_override_options): Test fpu_option_set.
482 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
483 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
484 * config/sparc/sparc.opt: New file.
485 * config/sparc/little-endian.opt: Likewise.
486 * config/sparc/long-double-switch.opt: Likewise.
488 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
490 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
491 (bfin_handle_options): Set it if -mshared-library-id= is seen.
492 * config/bfin/bfin.opt (mshared-library-id=): Lose
493 Var(bfin_lib_id_given).
495 2005-04-13 Matt Thomas <matt@3am-software.com>
497 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
500 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
502 * rtl.h (CLEAR_RTX_FLAGS): Remove.
504 * cgraphunit.c (INSNS_PER_CALL): Remove.
506 * tree-ssa-forwprop.c (vars,
507 record_single_argument_cond_exprs,
508 substitute_single_use_vars): Remove.
509 (forward_propagate_into_cond_1, forward_propagate_into_cond):
511 (tree_ssa_forward_propagate_single_use_vars): Call
512 forward_propagate_into_cond for each COND_EXPR.
514 * tree-inline.c (INSNS_PER_STMT): Remove.
516 2005-04-12 Richard Henderson <rth@redhat.com>
518 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
519 (ix86_expand_sse_fp_minmax): ... from ...
520 (ix86_expand_fp_movcc): ... here.
521 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
522 * config/i386/i386-protos.h: Update.
523 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
524 (sse_setccsf, sse_setccdf): Allow before reload.
525 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
526 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
527 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
528 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
529 (anddf3, nanddf3, iordf3, xordf3): New.
531 2005-04-12 Jeff Law <law@redhat.com>
533 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
534 (tree-ssa-uncprop.o): Add dependencies.
535 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
536 * tree-flow.h (remove_useless_stmts): Remove prototype.
537 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
538 remove_useless_stmts.
539 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
540 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
541 * tree-pass.h (pass_uncprop): Declare.
542 * tree-ssa-uncprop.c: New file.
544 2005-04-12 James E. Wilson <wilson@specifixinc.com>
547 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
549 2005-04-12 Caroline Tice <ctice@apple.com>
551 Temporary fix for partitioning problems.
552 * passes.c (rest_of_handle_final): Remove code that
553 frees unlikely_text_section_name,
554 * varasm.c (assemble_start_function): Test for partitioning
555 flag before writing out section labels.
556 (assemble_end_function): Test for partitioning flag before
557 writing out section labels.
559 2005-04-12 Steven Bosscher <stevenb@suse.de>
560 Stuart Hastings <stuart@apple.com>
561 Jan Hubicka <jh@suse.cz>
563 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
564 references to gt-tree-cfg.h.
565 * basic-block.h (struct basic_block_def): Don't skip rbi
566 for garbage collection.
567 (struct reorder_block_def): Make GTY-able.
568 (struct control_flow_graph): New structure.
569 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
570 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
571 but instead defines to the control_flow_graph for cfun.
572 (label_to_block_map): New define, points to the label map of
573 the control_flow_graph for cfun.
574 (n_edges_for_function, n_basic_blocks_for_function,
575 last_basic_block_for_function, basic_block_info_for_function,
576 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
577 basic_block_info_for_function, label_to_block_map_for_function):
578 Counterparts for the above, taking a struct function as an extra
580 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
581 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
582 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
583 (alloc_rbi_pool, free_rbi_pool): Remove.
584 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
585 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
587 (cfg_layout_finalize) ... and don't free it here.
588 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
590 * flow.c (free_basic_block_vars): Set label_to_block_map and
592 * function.h (struct function): Add cfg field.
593 * function.c (allocate_struct_function): Allocate the cfg.
594 * tree-cfg.c (label_to_block_map): Remove.
595 (build_tree_cfg): Don't allocate the rbi pool here...
596 (delete_tree_cfg_annotations): ...and don't free it here.
597 Also don't nullify label_to_block_map for cfun.
599 2005-04-12 Caroline Tice <ctice@apple.com>
601 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
602 Revert my patch from April 9.
603 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
604 (reorder_basic_blocks): Revert my patch from April 9.
605 (insert_section_boundary_note): Revert my patch from April 9.
606 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
607 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
608 (COLD_END_LABEL): Revert my patch from April 9.
609 (cold_text_section_label): Revert my patch from April 9.
610 (cold_end_label): Revert my patch from April 9.
611 (dwarf2out_switch_text_section): Revert my patch from April 9.
612 (output_aranges): Revert my patch from April 9.
613 (output_ranges): Revert my patch from April 9.
614 (output_line_info): Revert my patch from April 9.
615 (add_location_or_const_value_attribute): Revert my patch from April 9.
616 (dwarf2out_var_location): Revert my patch from April 9.
617 (dwarf2out_init): Revert my patch from April 9.
618 (dwarf2out_finish): Revert my patch from April 9.
619 * function.h (struct function): Revert my patch from April 9.
620 * opts.c (decode_options): Revert my patch from April 9.
621 * output.h (unlikely_section_label, hot_section_label,
622 hot_section_end_label, cold_section_end_label,
623 unlikely_text_section_name): Revert my patch from April 9.
624 * passes.c (rest_of_handle_final): Revert my patch from April 9.
625 * varasm.c (unlikely_section_label, hot_section_label,
626 hot_section_end_label, cold_section_end_label,
627 unlikely_text_section_name): Revert my patch from April 9.
628 (initialize_cold_section_name): Revert my patch from April 9.
629 (unlikely_text_section): Revert my patch from April 9.
630 (in_unlikely_text_section): Revert my patch from April 9.
631 (named_section): Revert my patch from April 9.
632 (function_section): Revert my patch from April 9.
633 (current_function_section): Revert my patch from April 9.
634 (assemble_start_function): Revert my patch from April 9.
635 (assemble_end_function): Revert my patch from April 9.
636 (default_section_type_flags_1): Revert my patch from April 9.
638 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
640 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
641 * config/sparc/sparc.md (untyped_call): Save the registers manually.
643 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
645 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
648 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
649 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
651 2004-04-12 Richard Henderson <rth@redhat.com>
653 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
654 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
655 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
656 (UNSPEC_*, UNSPECV_*): Renumber.
658 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
661 From Richard Henderson <rth@redhat.com>:
662 * tree-mudflap.c (mf_build_check_statement_for): Correct block
665 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
667 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
669 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
671 * config/bfin/bfin.c (bfin_library_id_string): Remove.
672 (bfin_library_id): New variable.
673 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
674 instead of bfin_library_id_string.
675 (bfin_handle_option): New function.
676 (override_options): Remove most code to deal with shared library IDs,
677 just check they aren't used without -mid-shared-library.
678 (TARGET_HANDLE_OPTION): Define.
679 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
680 * config/bfin/bfin.opt (mshared-library-id=): New.
682 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
684 * tree-vect-transform.c: Fix comment typos.
686 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
688 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
689 split critical edges when not possible/profitable.
691 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
693 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
694 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
695 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
696 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
697 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
698 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
699 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
700 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
702 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
703 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
704 * config/ns32k/ns32k.opt: New file.
706 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
708 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
709 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
710 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
711 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
712 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
713 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
714 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
715 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
716 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
717 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
718 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
719 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
720 (MASK_COLDFIRE): Formatting fixes.
721 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
722 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
723 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
724 "_current_shared_library_a5_offset_".
725 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
726 (MASK_ALL_CPU_BITS): New macro.
727 (m68k_handle_option): New function.
728 (override_options): Remove handling of m68k_library_id_string.
729 * config/m68k/m68k.opt: New file.
730 * config/m68k/ieee.opt: New file.
732 2005-04-11 Mark Mitchell <mark@codesourcery.com>
734 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
735 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
736 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
737 (TARGET_CXX): Adjust accordingly.
738 * target.h (struct gcc_target): Remove epxort_class_data. Add
739 determine_class_data_visibility and class_data_always_comdat.
740 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
741 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
742 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
743 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
744 (arm_cxx_determine_class_data_visibility): New.
745 (arm_cxx_class_data_always_comdat): Likewise.
746 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
747 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
748 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
749 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
750 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
753 2005-04-11 Devang Patel <dpatel@apple.com>
755 * tree-data-ref.c (build_classic_dist_vector,
756 compute_subscript_distance): Make externally visible.
757 * tree-data-ref.h (build_classic_dist_vector,
758 compute_subscript_distance): Same.
759 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
760 Check distance vector against vectorization factor.
761 (vect_analyze_loop): Determine vectorizaion factor before
762 analyzing data dependences.
763 * tree-vectorizer.c (loops_num): Make it externally visible and
765 * tree-vectorizer.c (vect_loops_num): ... new name.
766 * tree-vectorizer.h (vect_loops_num): New.
768 2005-04-11 Devang Patel <dpatel@apple.com>
770 * tree-vect-analyze.c (vect_analyze_operations): Check
771 vectorizable codition.
772 * tree-vect-transform.c (vect_is_simple_cond): New function.
773 (vectorizable_condition): New function.
774 (vect_transform_stmt): Handle condition_vec_info_type.
775 * tree-vectorizer.h (enum stmt_vec_info_type): Add
776 condition_vec_info_type.
777 (vectorizable_condition): New.
779 2005-04-11 Geoffrey Keating <geoffk@apple.com>
781 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
782 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
783 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
785 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
786 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
788 * dwarf2out.c (output_line_info): Don't try to dereference
789 a NULL current_function_decl.
791 * config/t-slibgcc-darwin: Don't put shared libraries in
792 directories other than $(slibdir).
793 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
796 2005-04-11 Diego Novillo <dnovillo@redhat.com>
798 PR tree-optimization/20933
799 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
800 logic to reject aliases between read-only and writable
802 (may_alias_p): ... here.
803 (get_tmt_for): Do not associate read-only tags to pointers
804 whose pointed-to type is not read-only.
805 * tree-ssa.c (verify_ssa): Check that memory stores have at
806 least one V_MAY_DEF or V_MUST_DEF.
808 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
811 * configure.ac (gcc_UNLOCKED_FUNCS): New.
812 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
813 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
814 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
816 (fwrite_unlocked): Fix prototype.
818 * configure, config.in: Regenerate.
820 2005-04-11 David Edelsohn <edelsohn@gnu.org>
822 * tree-ssa-loop-im.c: Include real.h.
823 (determine_invariantness_stmt): If real division divisor is
824 invariant and flag_unsafe_math_optimizations enabled, generate
825 invariant reciprocal for hoisting.
826 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
828 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
830 Fix PR tree-optimization/20926
832 * tree-ssa-alias.c (add_type_alias): Handle subvars.
834 2005-04-11 Devang Patel <dpatel@apple.com>
836 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
839 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
841 * fold-const.c (fold_binary_op_with_conditional_arg):
842 use fold_buildN instead of "fold (buildN" in some
844 (fold_unary): Likewise.
845 (fold_binary): Likewise.
847 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
849 Fix PR tree-optimization/20612
850 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
852 (perfect_nestify): preheaderbb is *not* part of loop of the
855 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
857 * tree-ssa-alias.c (may_alias_p): If the variable
858 is a global variable and the pointer is parameter
859 and -fargument-noalias-global is used, then
860 the pointer cannot alias the variable.
862 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
864 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
865 * config/sparc/sparc.h: Likewise.
866 * config/sparc/sparc.md: Likewise.
868 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
870 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
872 * tree-vrp.c: Fix a comment typo.
874 2005-04-11 Diego Novillo <dnovillo@redhat.com>
876 PR tree-optimization/20920
877 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
878 SSA_NAME flows through an abnormal edge.
879 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
880 through abnormal edges.
881 (maybe_add_assert_expr): Likewise.
883 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
885 * config/s390/s390.h (s390_tune_string, s390_arch_string)
886 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
887 (s390_stack_size_string, s390_stack_guard_string, target_flags)
888 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
889 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
890 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
891 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
892 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
893 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
894 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
895 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
896 (TARGET_HANDLE_OPTION): Likewise.
897 (s390_tune): Initialize to PROCESSOR_max.
898 (s390_arch_string): Make static.
899 (s390_tune_string, s390_warn_framesize_string): Delete.
900 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
901 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
902 (s390_handle_arch_option, s390_handle_option): New functions.
903 (override_options): Remove parsing of option strings.
904 * config/s390/s390.opt: New file.
906 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
908 * tree-complex.c (expand_vector_operations): Call
909 update_stmt_if_modified.
911 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
913 * tree-vect-analyze (vect_determine_vectorization_factor):
914 Do not use GET_MODE_NUNITS.
915 * tree-vect-transform.c (vect_get_vec_def_for_operand,
916 (vectorizable_load, vect_transform_loop): Likewise.
918 2005-04-11 Uros Bizjak <uros@kss-loka.si>
920 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
921 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
922 * optabs.h (enum optab_index): Add new OTI_lceil.
923 (lceil_optab): Define corresponding macro.
924 * optabs.c (init_optabs): Initialize lceil_optab.
925 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
926 and lceildi2 patterns.
927 * builtins.c (expand_builtin_int_roundingfn): Handle
928 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
929 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
930 BUILT_IN_LLCEIL{,F,L}.
931 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
932 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
933 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
934 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
935 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
936 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
937 into lceil built-in function and (long long int)ceil{,f,l} into
938 llceil built-in function.
939 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
942 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
944 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
947 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
949 * config/arm/arm.c: Fix a comment typo.
950 * doc/tree-ssa.texi: Fix a typo.
952 2005-04-10 Steven Bosscher <stevenb@suse.de>
954 * cselib.c (clear_table): Rename to cselib_clear_table.
955 * cselib.h (cselib_clear_table): Add prototype.
956 * gcse.c (gcse_main): Make 'f' argument unused.
957 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
958 of each basic block instead.
959 (compute_sets, compute_hash_table_work): Likewise.
960 (constprop_register): Change int 'alter_jumps' argument to bool.
961 (do_local_cprop): Likewise.
962 (local_cprop_pass): Likewise. Also walk basic blocks instead of
963 the insn chain. Explicitly clear the cselib tables after finishing
964 one basic block. Make sure there are no unterminated libcall blocks.
965 Update compute_sets call.
966 (cprop): Walk basic blocks instead of the insn chain.
967 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
969 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
970 one_cprop_pass calls.
972 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
974 * combine.c (combine_simplify_rtx): Remove a transformation that
975 relies on an invalid assumption about rtl sign-extension semantics.
977 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
979 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
980 to build_int_cst_wide.
982 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
985 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
986 set the original address pseudo to the correct value before the
987 original insn, if possible, and leave the insn alone, otherwise
988 create a new pseudo, set it and replace it in the insn.
989 * recog.c (validate_change_maybe_volatile): New.
990 * recog.h (validate_change_maybe_volatile): Declare.
992 2005-04-09 Caroline Tice <ctice@apple.com>
994 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
995 Remove targetm.have_named_sections test.
996 (fix_edges_for_rarely_executed_code): Likewise.
997 (insert_section_boundary_note): Likewise.
998 (reorder_basic_blocks): Check partitioning flag before calling
999 verify_hot_cold_block_grouping.
1000 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1001 the function struct rather than global variables.
1002 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1003 (COLD_END_LABEL): Likewise
1004 (cold_text_section_label): New static global variable.
1005 (cold_end_label): Likewise.
1006 (dwarf2out_switch_text_section): Get hot/cold section labels from
1007 the function struct rather than global variables.
1008 (output_aranges): Use cold_text_section_label and cold_end_label;
1009 check partitioning flag before putting out delta.
1010 (output_ranges): Remove incorrect code attempting to use
1012 (output_line_info): Get cold section label from function struct.
1013 (add_location_or_const_value_attribute): Likewise.
1014 (get_subprogram_die): Get hot/cold section labels from function struct.
1015 (dwarf2out_var_location): Likewise.
1016 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1017 write out cold_text_section_label if partition flag is set.
1018 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1019 * function.h (struct function): Add new fields to point to hot/cold
1020 section labels: hot_section_label, cold_section_label,
1021 hot_section_end_label and cold_section_end_label; also add new field
1022 for cold text section name, unlikely_text_section_name.
1023 * opts.c (decode_options): Turn off partitioning flag if
1024 !targetm.have_named_sections.
1025 * output.h (hot_section_label): Remove.
1026 (hot_section_end_label): Remove.
1027 (cold_section_end_label): Remove.
1028 (unlikely_section_label): Remove.
1029 (unlikely_text_section_name): Remove.
1030 * passes.c (rest_of_handle_final): Remove code that frees
1031 unlikely_text_section_name.
1032 * varasm.c (unlikely_section_label): Remove.
1033 (hot_section_label): Remove.
1034 (hot_section_end_label): Remove.
1035 (cold_section_end_label): Remove.
1036 (unlikely_text_section_name): Remove.
1037 (initialize_cold_section_name): Modify to call
1038 targetm.strip_name_encoding; to store cold section name in current
1039 function struct, if it exists; and to only use the decl_section_name
1040 if flag_named_sections is true.
1041 (unlikely_text_section): Modify to get section name out of current
1042 function struct, if there is one; otherwise build it from
1043 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1044 (in_unlikely_text_section): Likewise.
1045 (named_section): Modify to get/put cold section name in current function
1046 struct, if there is one.
1047 (function_section): Change 'bool unlikely' to 'int reloc'; check
1048 targetm.have_named_sections before calling named_section.
1049 (current_function_section): Likewise.
1050 (assemble_start_function): Modify to get/put unlikely_text_section_name
1051 in current function struct; modify to get hot/cold section labels
1052 from function struct; initialize labels using
1053 ASM_GENERATE_INTERNAL_LABEL;
1054 test partitioning flag before writing out hot section label.
1055 (assemble_end_function): Test partitioning flag before writing out
1056 hot/cold section labels.
1057 (default_section_type_flags_1): Modify to use array instead of
1058 char* for unlikely_text_section_name; set flags correctly for
1059 cold text section if there is not a current function decl.
1061 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1063 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1064 and TI_VA_LIST_FPR_COUNTER_FIELD.
1065 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1066 * tree-pass.h (pass_stdarg): Add.
1067 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1068 * tree-stdarg.c: New file.
1069 * tree-stdarg.h: New file.
1070 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1071 (tree-stdarg.o): Add dependencies.
1072 * function.h (struct function): Add va_list_gpr_size and
1073 va_list_fpr_size fields.
1074 * function.c (allocate_struct_function): Initialize them.
1075 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1076 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1077 (TARGET_INITIALIZER): Add it.
1079 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1080 va_list_{g,f}pr_counter_field.
1081 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1082 area will not be used. Only save registers that tree-stdarg.c
1083 detected they need saving.
1084 (ix86_va_start): Don't set up fields that won't be used.
1086 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1087 va_list_{g,f}pr_counter_field.
1088 (setup_incoming_varargs): Don't do anything if reg_save
1089 area will not be used. Only save registers that tree-stdarg.c
1090 detected they need saving.
1091 (rs6000_va_start): Don't set up fields that won't be used.
1093 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1094 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1095 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1096 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1098 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1101 * config/i386/i386.c (construct_container): Pass empty aligned
1102 struct, union or class in memory.
1104 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1106 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1107 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1108 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1109 config/rs6000/predicates.md: Fix comment typos.
1111 * sched-int.h (haifa_insn_data): Remove blockage and units.
1112 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1113 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1114 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1116 2005-04-09 Jan Hubicka <jh@suse.cz>
1117 Steven Bosscher <stevenb@suse.de>
1119 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1120 * cfgloop.c (get_loop_exit_edges): Likewise.
1121 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1123 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1124 * tree-cfg.c (dump_cfg_status): Likewise.
1126 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1128 * config/rs6000/predicates.md (altivec_register_operand): Remove
1129 redundant match_code test.
1130 (gpc_reg_operand): Same.
1131 (cc_reg_operand): Same.
1132 (cc_reg_not_cr0_operand): Same.
1134 2005-04-09 Jan Hubicka <jh@suse.cz>
1136 Forgotten hunk from my last merge patch:
1137 * final.c (output_addr_const): Do not call mark_referenced.
1139 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1141 * doc/tree-ssa.texi: Add immediate use documentation.
1143 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1145 * arm.c (FL_WBUF): Define.
1146 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1147 (arm_is_6_or_7): Delete.
1148 (arm_tune_wbuf): New.
1149 (arm_override_options): Set arm_tune_wbuf.
1150 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1151 (arm_is_6_or_7): Delete declaration.
1152 (arm_tune_wbuf): New declartion.
1153 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1154 (model_wbuf): Derive from arm_tune_wbuf.
1155 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1156 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1157 (arm740t): Mark CPUs as having a write buffer.
1159 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1161 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1162 of 'const_double_operand' in operand 2 constraints. Update enable
1165 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1167 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1168 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1169 * optabs.h (enum optab_index): Add new OTI_lfloor.
1170 (lfloor_optab): Define corresponding macro.
1171 * optabs.c (init_optabs): Initialize lfloor_optab.
1172 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1173 and lfloordi2 patterns.
1174 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1175 (expand_builtin_int_roundingfn): New function.
1176 (fold_builtin_int_roundingfn): New prototype.
1177 (fold_builtin_int_roundingfn): New function, renamed from
1178 fold_builtin_lround.
1179 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1180 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1181 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1182 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1183 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1184 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1185 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1186 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1187 into lfloor built-in function and (long long int)floor{,f,l} into
1188 llfloor built-in function.
1189 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1192 2005-04-08 Ian Lance Taylor <ian@airs.com>
1194 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1195 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1196 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1197 (DO_COND, DO_BODY): Likewise.
1198 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1199 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1200 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1201 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1202 (build_continue_stmt, build_break_stmt): Don't declare.
1203 (c_do_switch_warnings): Update declaration.
1204 * c-gimplify.c (enum bc_t): Remove.
1205 (struct c_gimplify_ctx, ctxp): Remove.
1206 (push_context, pop_context): Remove static functions.
1207 (c_genericize): Don't call push_context or pop_context.
1208 (begin_bc_block, finish_bc_block): Remove static functions.
1209 (build_bc_goto): Likewise.
1210 (gimplify_c_loop): Likewise.
1211 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1212 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1213 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1214 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1215 * c-common.c (c_do_switch_warnings): Rename from
1216 c_do_switch_warnings_1.
1217 (c_do_switch_warnings) [old version]: Remove.
1218 (c_do_switch_expr_warnings): Remove.
1219 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1220 function instead of c_do_switch_expr_warnings.
1221 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1222 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1223 * c-pretty-print.c (pp_c_statement): Likewise.
1224 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1226 2005-04-08 Devang Patel <dpatel@apple.com>
1228 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1229 While selecting replacement condition pay attention to loop header.
1231 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1233 Merge from tree-cleanup-branch: VRP, store CCP, store
1234 copy-prop, incremental SSA updating of FUD chains and
1235 newly exposed symbols.
1237 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1238 (OBJS-common): Add tree-vrp.o.
1239 (tree-vrp.o): New rule.
1240 * basic-block.h (nearest_common_dominator_for_set): Declare.
1241 * common.opt (ftree-store-ccp): New flag.
1242 (ftree-copy-prop): New flag.
1243 (ftree-vrp): New flag.
1244 (ftree-store-copy-prop): New flag.
1245 * dominance.c (nearest_common_dominator_for_set): New.
1246 * domwalk.c (walk_dominator_tree): Only traverse
1247 statements in blocks marked in walk_data->interesting_blocks.
1248 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1249 * fold-const.c (fold): Handle ASSERT_EXPR.
1250 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1251 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1252 flag_tree_vrp at -O2.
1253 * timevar.def (TV_TREE_VRP): Define.
1254 (TV_TREE_COPY_PROP): Define.
1255 (TV_TREE_STORE_COPY_PROP): Define.
1256 (TV_TREE_SSA_INCREMENTAL): Define.
1257 (TV_TREE_STORE_CCP): Define.
1258 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1259 to kill_redundant_phi_nodes from comment.
1260 (verify_expr): Handle ASSERT_EXPR.
1261 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1262 argument. Update all users.
1263 (mark_call_clobbered_vars_to_rename): Remove. Update all
1265 * tree-flow-inline.h (unmodifiable_var_p): New.
1266 * tree-flow.h (enum value_range_type): Declare.
1267 (struct value_range_def): Declare.
1268 (value_range): Declare.
1269 (remove_all_phi_nodes_for): Remove. Update all users.
1270 (find_phi_node_for): Declare.
1271 (add_type_alias): Declare.
1272 (count_uses_and_derefs): Declare.
1273 (kill_redundant_phi_nodes): Remove.
1274 (rewrite_into_ssa): Remove.
1275 (rewrite_def_def_chains): Remove.
1276 (update_ssa, register_new_name_mapping, create_new_def_for,
1277 need_ssa_update_p, name_registered_for_update_p,
1278 release_ssa_name_after_update_ssa, dump_repl_tbl,
1279 debug_repl_tbl, dump_names_replaced_by,
1280 debug_names_replaced_by, mark_sym_for_renaming,
1281 mark_set_for_renaming, get_current_def, set_current_def,
1282 get_value_range, dump_value_range, debug_value_range,
1283 dump_all_value_ranges, debug_all_value_ranges,
1284 expr_computes_nonzero, loop_depth_of_name,
1285 unmodifiable_var_p): Declare.
1286 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1288 * tree-into-ssa.c (block_defs_stack): Update comment.
1289 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1290 syms_to_rename, names_to_release, repl_tbl,
1291 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1292 need_to_replace_names_p): New locals.
1293 (NAME_SETS_GROWTH_FACTOR): Define.
1294 (struct repl_map_d): Declare.
1295 (struct mark_def_sites_global_data): Add field
1297 (enum rewrite_mode): Declare.
1298 (REGISTER_DEFS_IN_THIS_STMT): Define.
1299 (compute_global_livein): Use last_basic_block instead of
1301 (set_def_block): Remove last argument. Update all callers.
1302 (prepare_use_operand_for_rename): Remove. Update all callers.
1303 (prepare_def_operand_for_rename): Remove. Update all callers.
1304 (symbol_marked_for_renaming): New.
1307 (repl_map_hash): New.
1309 (repl_map_free): New.
1310 (names_replaced_by): New.
1311 (add_to_repl_tbl): New.
1312 (add_new_name_mapping): New.
1313 (mark_def_sites): Assume that all the operands in the
1314 statement are in normal form.
1315 (find_idf): Assert that the block in the stack is valid.
1316 (get_default_def_for): New.
1317 (insert_phi_nodes_for): Add new argument 'update_p'.
1319 If update_p is true, add a new mapping between the LHS of
1320 each new PHI and the name that it replaces.
1321 (insert_phi_nodes_1): Only call find_idf if needed.
1322 (get_reaching_def): Call get_default_def_for.
1323 (rewrite_operand): Remove.
1324 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1325 and REWRITE_THIS_STMT are false.
1326 Assume that all the operands in the statement are in
1328 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1329 (rewrite_virtual_phi_arguments): Remove.
1330 (invalidate_name_tags): Remove.
1331 (register_new_update_single, register_new_update_set,
1332 rewrite_update_init_block, replace_use,
1333 rewrite_update_fini_block, rewrite_update_stmt,
1334 rewrite_update_phi_arguments): New.
1335 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1336 Add arguments 'entry', 'what' and 'blocks'.
1337 Initialize the dominator walker according to 'what' and
1339 Start the dominator walk at 'entry'.
1340 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1341 Use it to configure the dominator walker.
1342 (rewrite_into_ssa): Remove argument 'all'.
1344 (rewrite_all_into_ssa): Remove.
1345 (rewrite_def_def_chains): Remove.
1346 (mark_def_interesting, mark_use_interesting,
1347 prepare_phi_args_for_update, prepare_block_for_update,
1348 prepare_def_site_for, prepare_def_sites,
1349 dump_names_replaced_by, debug_names_replaced_by,
1350 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1351 delete_update_ssa, create_new_def_for,
1352 register_new_name_mapping, mark_sym_for_renaming,
1353 mark_set_for_renaming, need_ssa_update_p,
1354 name_registered_for_update_p, ssa_names_to_replace,
1355 release_ssa_name_after_update_ssa,
1356 insert_updated_phi_nodes_for, update_ssa): New.
1357 * tree-loop-linear.c (linear_transform_loops): Call
1358 update_ssa instead of rewrite_into_ssa.
1359 * tree-optimize.c (vars_to_rename): Remove.
1361 (init_tree_optimization_passes): Replace
1362 pass_redundant_phi with pass_copy_prop.
1364 Replace pass_ccp with pass_store_ccp.
1365 Add pass_store_copy_prop after pass_store_ccp.
1366 (execute_todo): If the TODO_ flags don't include updating
1367 the SSA form, assert that it does not need to be updated.
1368 Call update_ssa instead of rewrite_into_ssa and
1369 rewrite_def_def_chains.
1370 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1371 (tree_rest_of_compilation):
1372 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1373 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1374 TODO_cleanup_cfg): Renumber.
1375 (TODO_verify_loops, TODO_update_ssa,
1376 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1377 TODO_update_ssa_only_virtuals): Define.
1378 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1380 * tree-phinodes.c (make_phi_node): Update documentation.
1381 (remove_all_phi_nodes_for): Remove.
1382 (find_phi_node_for): New.
1383 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1384 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1385 (interpret_rhs_modify_expr): Likewise.
1386 * tree-sra.c (decide_instantiations): Mark all symbols in
1387 SRA_CANDIDATES for renaming.
1388 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1389 (mark_all_v_defs): New function. Update all users to call it
1390 with the whole list of scalarized statements, not just the
1392 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1393 (compute_flow_insensitive_aliasing): If the tag is
1394 unmodifiable and the variable isn't or vice-versa, don't
1395 make them alias of each other.
1396 (setup_pointers_and_addressables): If the type tag for
1397 VAR is about to change, mark the old one for renaming.
1398 (add_type_alias): New.
1399 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1400 (ccp_lattice_t): Rename from latticevalue.
1401 (value): Remove. Update all users.
1402 (const_val): New local variable.
1403 (do_store_ccp): New local variable.
1404 (dump_lattice_value): Handle UNINITIALIZED.
1405 (debug_lattice_value): New.
1406 (get_default_value): Re-write.
1407 (set_lattice_value): Re-write.
1408 (def_to_varying): Remove. Update all users.
1409 (likely_value): Return VARYING for statements that make
1410 stores when STORE_CCP is false.
1411 Return VARYING for any statement other than MODIFY_EXPR,
1412 COND_EXPR and SWITCH_EXPR.
1413 (ccp_initialize): Re-write.
1414 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1415 Move to tree-ssa-propagate.c.
1416 (ccp_lattice_meet): Handle memory stores when
1417 DO_STORE_CCP is true.
1418 (ccp_visit_phi_node): Likewise.
1419 (ccp_fold): Likewise.
1420 (evaluate_stmt): Likewise.
1421 (visit_assignment): Likewise.
1422 (ccp_visit_stmt): Likewise.
1423 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1427 (do_ssa_store_ccp): New.
1428 (gate_store_ccp): New.
1429 (pass_store_ccp): Declare.
1430 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1431 (may_propagate_copy): Reformat.
1432 Don't abort if ORIG is a virtual and DEST isn't.
1433 If NEW does not have alias information but DEST does,
1435 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1436 copy_prop_kind, which_copy_prop): Declare.
1437 (stmt_may_generate_copy, get_copy_of_val,
1438 get_last_copy_of, set_copy_of_val, dump_copy_of,
1439 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1440 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1441 init_copy_prop, fini_copy_prop, execute_copy_prop,
1442 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1443 store_copy_prop): New.
1444 (pass_copy_prop, pass_store_copy_prop): Declare.
1445 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1446 'num_const_prop' and 'num_copy_prop'.
1447 (cprop_operand): Update them.
1448 (dump_dominator_optimization_stats): Dump them.
1449 (tree_ssa_dominator_optimize): Call update_ssa instead of
1451 (loop_depth_of_name): Declare extern.
1452 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1453 values for LOW or HIGH.
1454 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1455 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1456 (cprop_operand): Only propagate if VAL != OP.
1457 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1458 statement for renaming.
1459 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1460 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1461 add_type_alias if necessary.
1462 Call mark_new_vars_to_rename.
1463 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1464 mark every statement updated, call update_ssa and
1465 rewrite_into_loop_closed_ssa.
1466 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1467 from LIVEIN if VAR is a virtual.
1468 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1469 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1470 (get_call_expr_operands): Reformat statement.
1471 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1473 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1474 SSA_NAME_VALUE for every name.
1475 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1476 get_value_loaded_by): New.
1477 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1478 substitute_and_fold): Move from tree-ssa-ccp.c.
1479 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1480 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1481 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1483 * tree-ssa.c (verify_use): Fix error message.
1484 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1485 check_phi_redundancy, kill_redundant_phi_nodes,
1486 pass_redundant_phi): Remove. Update all users.
1487 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1488 add_type_alias, if necessary.
1489 * tree-vectorizer.h (struct _stmt_vect_info): Update
1490 documentation for field 'memtag'.
1491 * tree-vrp.c: New file.
1492 * tree.def (ASSERT_EXPR): Define.
1493 * tree.h (ASSERT_EXPR_VAR): Define.
1494 (ASSERT_EXPR_COND): Define.
1495 (SSA_NAME_VALUE_RANGE): Define.
1496 (struct tree_ssa_name): Add field 'value_range'.
1497 (PHI_REWRITTEN): Remove.
1498 (struct tree_phi_node): Remove field 'rewritten'.
1499 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1500 -ftree-store-copy-prop): Document.
1501 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1502 Document usage of update_ssa.
1504 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1507 * config/rs6000/predicates.md (altivec_register_operand): Accept
1509 (and64_operand): Do not limit CONST_INT to mask64_operand.
1510 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1511 (and_operand): Do not limit CONST_INT to mask_operand.
1513 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1515 PR rtl-optimization/20466
1516 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1517 for overlap of the address of each list member.
1518 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1520 2005-04-08 Mike Stump <mrs@apple.com>
1522 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1524 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1527 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1529 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1531 * function.c (push_function_context_to): Don't set
1533 * function.h (function): Remove contains_functions.
1534 (current_function_contains_functions): Remove.
1536 * function.h (function): Remove instrument_entry_exit.
1537 (current_function_instrument_entry_exit): Remove.
1539 * function.h (nonlocal_labels): Remove.
1541 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1543 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1544 (check_attr_value, write_attr_get, write_expr_attr_cache,
1545 find_attr, make_internal_attr): Don't reference negative_ok or
1547 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1548 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1549 (ATTR_STATIC): Adjust the value.
1551 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1553 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1555 * config/s390/tpf.h (ASM_SPEC): Define.
1557 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1559 * tree-flow.h: Remove the prototype for
1560 redirect_immediate_uses.
1561 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1563 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1565 * arm.c (arm_const_double_by_parts): New function.
1566 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1567 * arm.md (define_split for 64-bit constants): Add another one.
1569 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1571 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1573 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1575 * system.h: Revert last change.
1577 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1579 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1580 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1581 (TARGET_SWITCHES): Delete.
1582 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1583 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1584 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1585 * config/xtensa/xtensa.opt: New file.
1587 2005-04-08 Ben Elliston <bje@au.ibm.com>
1589 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1590 * config/fp-bit.h: Tidy comments.
1592 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1594 * system.h: Poison PARAMS.
1596 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1598 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1599 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1600 (TARGET_SWITCHES): Delete.
1601 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1602 * config/vax/vax.opt: New file.
1604 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1606 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1608 2005-04-07 Ian Lance Taylor <ian@airs.com>
1610 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1612 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1613 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1616 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1618 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1619 all immediate uses in PHI nodes.
1621 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1623 * arm.c (arm_const_double_inline_cost): Handle any constant by
1624 using gen_lowpart and gen_highpart_mode.
1625 (note_invalid_constants): All constants in an RTX with a constraint
1626 that permits memory are now pushed to the constant pool.
1627 (output_move_double): Delete code to handle reg to reg and
1628 constant to reg moves.
1629 (const_double_needs_minipool, output_mov_immediate): Delete.
1630 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1631 CONST_INT and CONST_VECTOR.
1632 * arm.md (ANY64): New mode macro.
1633 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1634 (movdf_soft_insn): Split reg-reg and const-reg moves.
1635 (split patterns for 64-bit constant and register moves): New.
1636 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1637 (cirrus_movdf_hard_insn): Likewise.
1638 * fpa.md (movdf_fpa): Likewise.
1639 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1640 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1642 (movv2si_internal_2): Likewise.
1643 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1644 (movdf_vfp): Likewise.
1645 * arm-protos.h (output_mov_immediate): Delete prototype.
1647 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1650 * simplify-rtx.c (simplify_unary_operation_1): Check
1651 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1653 2005-04-06 James E Wilson <wilson@specifixinc.com>
1656 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1659 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1661 * coverage.h (GCOV_TYPE_NODE): Delete.
1662 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1663 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1664 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1665 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1666 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1668 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1671 * Makefile.in (gcc.pot): Remove options.c dependency.
1672 * optc-gen.awk: Don't quote help strings with N_().
1674 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1676 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1677 the function returns a pointer type.
1679 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1681 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1682 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1683 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1684 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1685 explicit_uses members.
1686 (get_or_create_used_part_for): Initialize new fields.
1687 (fieldoff_compare): New function.
1688 (create_overlap_variables_for): Count number of fields, use
1689 heuristic to determine whether to create subvars for vars with
1691 Sort the field list by offset and avoid creating duplicate SFT's.
1693 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1695 * c.opt (-F): Remove trailing whitespace from help string.
1696 (-finput-charset): Use a tab to separate the switch name and help
1698 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1699 (-ftree-vectorizer-verbose): Likewise.
1701 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1703 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1704 a PHI argument where a use occurs instead of all PHI arguments.
1706 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1708 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1711 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1713 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1714 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1715 config/bfin/bfin.h: Fix comment typos.
1717 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1719 * doc/install.texi: Update the URL for Jacks.
1720 * doc/sourcebuild.texi: Likewise.
1722 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1725 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1726 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1728 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1730 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1732 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1734 * config/v850/v850-protos.h (override_options): Delete.
1735 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1736 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1737 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1738 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1739 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1740 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1741 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1742 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1743 (OVERRIDE_OPTIONS): Delete.
1744 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1745 (small_memory_info): Remove the value field.
1746 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1748 * config/v850/v850.c (small_memory): Remove the value field.
1749 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1750 (override_options): Delete.
1751 (v850_handle_memory_option, v850_handle_option): New functions.
1752 * config/v850/v850.opt: New file.
1754 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1756 * config.host: Add a section for generic hosts, and a subsection
1757 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1758 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1759 * config/host-darwin.h: New.
1760 * config/x-darwin: New.
1761 * config/i386/host-i386-darwin.c: New.
1762 * config/i386/x-darwin: New.
1763 * config/rs6000/host-darwin.c: Include host-darwin.h.
1764 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1765 (darwin_rs6000_gt_pch_use_address): Likewise.
1766 * config/rs6000/x-darwin: Change name of .o built, update
1767 dependencies for changes to rs6000/host-darwin.c.
1769 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1772 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1774 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1776 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1777 split_loop_exit_edge instead of loop_split_edge_with.
1779 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1781 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1782 UNSPEC_SET_VSCR): New constants, used throughout.
1784 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1786 (altivec_vspltis<VI_char>): ... this pattern, using
1787 a QImode const_int_operand for the immediate.
1788 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1791 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1794 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1796 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1798 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1800 2005-04-06 Ben Elliston <bje@au.ibm.com>
1802 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1803 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1804 macros as living in "this file" and not gcc.h.
1806 2005-04-06 Ben Elliston <bje@au.ibm.com>
1808 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1809 -ftree-live_range_split. Perhaps renamed at some point?
1811 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1814 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1815 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1817 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1819 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1820 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1821 (number_of_iterations_special): New function.
1822 (number_of_iterations_exit): Use number_of_iterations_special.
1823 Use simplify_using_outer_evolutions only at -O3.
1824 (number_of_iterations_cond, tree_simplify_using_condition,
1825 simplify_using_initial_conditions, loop_niter_by_eval,
1826 compare_trees, can_count_iv_in_wider_type_bound,
1827 simplify_using_outer_evolutions): Use fold_build.
1829 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1831 * doc/install.texi (Configuration): Document --with-java-home.
1833 2005-04-05 Richard Henderson <rth@redhat.com>
1837 * config/i386/i386.c (print_operand): Handle vector zeros.
1838 (ix86_split_to_parts): Handle CONST_VECTOR.
1839 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1840 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1841 what modes to tie for MMX and SSE registers.
1842 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1843 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1844 to vector modes as well.
1845 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1846 properly as an input mode.
1848 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1850 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1852 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1854 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1856 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1858 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1859 and local functions, set sse_nregs to 8 and float_in_sse.
1860 (function_arg_advance, function_arg): If float_in_sse, pass
1861 SFmode and DFmode arguments in SSE registers.
1862 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1864 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1865 of -funit-at-a-time.
1867 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1869 * config/i386/i386-protos.h (ix86_function_value): Accept two
1870 arguments, like the target macro.
1871 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1872 * config/i386/i386.c (ix86_function_value): Accept the second
1873 argument of the target macro.
1874 (ix86_function_ok_for_sibcall): Pass a function pointer to
1875 ix86_function_value.
1876 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1877 call to ix86_value_regno).
1878 (ix86_value_regno): Add support for returning floating point values
1881 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1883 PR tree-optimization/20076
1884 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1885 that call __builtin_return or __builtin_apply_args.
1887 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1889 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1890 Use immediate use iterator.
1891 (stmt_is_bumper_for_loop): Use immediate use iterator.
1892 * predict.c (strip_builtin_expect): Use update_stmt.
1893 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1894 on all elements of a STATEMENT_LIST.
1895 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1896 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1897 (bsi_replace): Mark stmt as modified and the update it.
1898 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1899 (expand_complex_libcal): Call update_stmt.
1900 (expand_complex_comparison): Call mark_stmt_modified.
1901 (expand_complex_operations_1): Call update_stmt_if_modified.
1902 (expand_vector_operations_1): Call mark_stmt_modified.
1903 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1904 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1905 add_immediate_use, redirect_immediate_use,
1906 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1907 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1908 (mark_new_vars_to_rename): Call update_stmt.
1909 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1910 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1912 (unmodify_stmt): Delete.
1913 (update_stmt): New. Force an update of a stmt.
1914 (update_stmt_if_modified): update a stmt if it is out of date.
1915 (get_stmt_operands): Verify stmt is NOT modified.
1916 (stmt_modified_p): Update comment.
1917 (delink_imm_use): Remove a use node from its immuse list.
1918 (link_imm_use_to_list): Link a use node to a specific list.
1919 (link_imm_use): Link a node to the correct list.
1920 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1921 it in the correct list, if appropriate.
1922 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1923 (relink_imm_use): Link a use node in place of another node in a list.
1924 (relink_imm_use_stmt): LInk a node in place of another node, and set
1926 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1927 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1928 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1929 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1930 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1931 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1932 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1933 (has_zero_uses): New. Return true if there are no uses of a var.
1934 (has_single_use): New. Return true if there is only a single use of a
1936 (single_imm_use): New. Return the simgle immediate use.
1937 (num_imm_uses): New. Return the number of immediate uses.
1938 (get_v_must_def_ops): Use is now a pointer.
1939 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1940 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1942 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1943 (delink_stmt_imm_use): Delink all immuses from a stmt.
1944 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1945 * tree-flow.h (struct dataflow_d): Delete.
1946 (immediate_use_iterator_d): New. Immediate use iterator struct.
1947 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1948 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1949 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1951 (struct stmt_ann_d): Remove dataflow_t from struct.
1952 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1953 (if_convertible_phi_p): Use FAST immuse iterator.
1954 (if_convertible_loop_p): Don't call compute_immediate_uses.
1955 (replace_phi_with_cond_modify_expr): Call update_stmt.
1956 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1957 update_stmt_if_modified.
1958 (rewrite_all_into_ssa): Initialize ssa operands.
1959 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1960 compute_immediate_uses.
1961 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1962 ssa_property is available.
1963 (execute_one_pass): Change parameters passed to execute_todo.
1964 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1965 (remove_ssa_form): Call fini_ssa_operands.
1966 (insert_backedge_copies): Delete call to modify_stmt.
1967 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1968 (release_phi_node): Delink any use nodes before releasing.
1969 (resize_phi_node): Relink any use nodes.
1970 (remove_phi_arg_num): Delink the use node.
1971 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1972 (remove_all_phi_nodes_for): Release phi node first.
1973 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1974 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1975 (scalarize_use, scalarize_copy): Call update_stmt.
1976 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1977 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1978 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1979 (ccp_initialize): Remove call to compute_immediate_uses.
1980 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1981 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1983 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1984 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1985 (eliminate_redundant_computations): Call mark_stmt_modified.
1986 (cprop_operand): Call mark_stmt_modified.
1987 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1988 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1989 (dse_optimize_stmt): Use new immuse interface.
1990 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1991 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1992 (substitute_single_use_vars): Use new immuse interface.
1993 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1994 and compute_immediate_uses.
1995 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1997 (rewrite_mem_refs): Call update_stmt.
1998 (determine_lsm): Remove call to compute_imm_uses and free_df.
1999 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2000 (try_unroll_loop_completely): Call update_stmt.
2001 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2002 (rewrite_use_compare): Call update_stmt.
2003 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2004 (rewrite_use) : Call update_stmt.
2005 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2006 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2008 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2009 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2010 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2012 (initialize_vuse_operand): New. Initialize a vuse operand.
2013 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2014 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2015 (finalize_ssa_defs): Use stmt parameter.
2016 (correct_use_link): Ensure a use node is in the correct list, and has
2017 the correct stmt pointer.
2018 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2019 finalize_ssa_v_must_defs): Also initialize use nodes.
2020 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2021 (build_ssa_operands): Seperate parsing from final operand construction.
2022 (parse_ssa_operands): New. Parse entry point for operand building.
2023 (swap_tree_operands): New. Swap 2 tree operands.
2024 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2026 (get_expr_operands): Call swap_tree_operands when needed.
2027 (copy_virtual_operands): Use initialize routines for virtual use ops.
2028 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2029 (verify_abort): New. Issue imm_use error.
2030 (verify_imm_links): New Verify imm_use links for a var.
2031 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2032 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2033 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2034 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2035 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2036 (NULL_USE_OPERAND_P) Define.
2037 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2039 (struct vuse_operand_type): New struct.
2040 (SET_USE): Call set_ssa_use_from_ptr.
2042 (PHI_ARG_INDEX_FROM_USE): Define.
2043 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2044 argument via SET_USE, not PHI_ARG_DEF_TREE.
2045 * tree-ssa-pre.c (eliminate): Call update_stmt.
2046 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2048 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2049 (nearest_common_dominator_of_uses): Use imm_use iterator.
2050 (statement_sink_location): Use imm_use iterator and interface.
2051 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2052 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2053 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2054 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2055 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2056 if new parameter is true.
2057 (init_tree_ssa): Don't initialize operand cache here.
2058 (delete_tree_ssa): Don't destroy operand cache here.
2059 (propagate_into_addr): Pass in a use pointer, return true if anything
2061 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2062 (check_phi_redundancy): Use imm_use iterator.
2063 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2065 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2066 (release_ssa_name): Delink node and all elements in its imm_use list.
2067 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2068 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2069 * tree-vectorizer.c (need_imm_uses_for): Delete.
2070 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2071 * tree.h (struct ssa_imm_use_d): Define.
2072 (SSA_NAME_IMM_USE_NODE): Define.
2073 (struct tree_ssa_name): Add imm_use node.
2075 (PHI_ARG_IMM_USE_NODE): Define.
2076 (struct phi_arg_d): Add imm_use node.
2077 (struct tree_phi_node): Remove struct dataflow_d element.
2078 (TDF_STMTADDR): Define.
2080 2005-04-05 Dale Johannesen <dalej@apple.com>
2082 * doc/invoke.texi (Optimization Options): Remove
2083 duplicate -fcse-follow-jumps. Add -fweb.
2084 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2085 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2087 2005-04-05 Per Bothner <per@bothner.com>
2089 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2090 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2091 (warn_uninit): Get EXPR_LOCUS from context now instead.
2092 This fixes a USE_MAPPED_LOCATION testsuite failure.
2094 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2096 2005-04-05 Per Bothner <per@bothner.com>
2098 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2099 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2100 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2103 2004-04-05 Devang Patel <dpatel@apple.com>
2105 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2106 (lhsr<mode>3): ... new name.
2107 (altivec_vsra<VI_char>): Rename to ..
2108 (ashr<mode>3): ... new name.
2109 * config/rs6000/rs6000.c (builtin_description): Rename shift
2112 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2114 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2115 gen_lowpart_for_combine.
2116 * cse.c (gen_lowpart_if_possible): Move...
2117 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2119 (gen_lowpart_no_emit_general): Use it.
2121 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2123 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2126 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2128 * system.h: Fix typo.
2130 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2132 * config/bfin/bfin-modes.def: New file.
2133 * config/bfin/bfin-protos.h: New file.
2134 * config/bfin/bfin.c: New file.
2135 * config/bfin/bfin.h: New file.
2136 * config/bfin/bfin.md: New file.
2137 * config/bfin/bfin.opt: New file.
2138 * config/bfin/crti.s: New file.
2139 * config/bfin/crtn.s: New file.
2140 * config/bfin/elf.h: New file.
2141 * config/bfin/lib1funcs.asm: New file.
2142 * config/bfin/predicates.md: New file.
2143 * config/bfin/t-bfin: New file.
2144 * config/bfin/t-bfin-elf: New file.
2145 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2146 Document new attributes.
2147 (interrupt, interrupt_handler, saveall): Update documentation for
2149 * doc/install.texi (Specific): Add entry for the Blackfin.
2150 * doc/invoke.texi (Blackfin Options): New section.
2151 * doc/md.texi (Blackfin family): New section to document constraints.
2152 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2154 2005-04-05 Olivier Hainque <hainque@adacore.com>
2156 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2157 match what the system unwinder expects.
2158 * config/mips/mips.c (mips_frame_set): If we're saving the return
2159 address register and the dwarf return address column number differs
2160 from the hard register number, adjust the note reg to refer to the
2163 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2165 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2166 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2167 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2168 (processor_type): New enum.
2169 (mn10300_processor): New variable.
2170 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2171 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2172 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2173 (PROCESSOR_DEFAULT): New macro.
2174 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2175 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2176 (mn10300_handle_option, mn10300_override_options): New functions.
2177 * config/mn10300/mn10300.opt: New file.
2179 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2180 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2182 PR tree-optimization/19903
2183 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2184 that don't fit in their type after conversion.
2186 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2189 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2190 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2191 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2192 flag here. Implement using define_insn_and_split.
2193 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2194 (frndintxf2_mask_pm_i387): New insn patterns.
2195 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2196 Do not set ix86_optimize_mode_switching flag.
2197 (ceilsf2, ceildf2, ceilxf2): Same.
2198 (btruncsf2, btruncdf2, btruncxf2): Same.
2199 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2201 2005-04-05 Ian Lance Taylor <ian@airs.com>
2204 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2205 i386_pe_record_external_function.
2206 (i386_pe_record_external_function): Update declaration.
2207 * config/i386/winnt.c (struct extern_list): Add decl field.
2208 (i386_pe_record_external_function): Add decl parameter.
2209 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2211 * config/i386/i386-protos.h (i386_pe_record_external_function):
2214 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2216 * config/m68k/m68k-protos.h: Add a prototype for
2217 valid_dbcc_comparison_p_2.
2218 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2219 extend_operator, const_uint32_operand, const_sint32_operand,
2220 general_src_operand, nonimmediate_src_operand,
2221 memory_src_operand, post_inc_operand, pre_dec_operand,
2222 pcrel_address): Move to predicates to predicates.md.
2223 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2224 * config/m68k/m68k.md: Include predicates.md.
2225 * config/m68k/predicates.md: New.
2227 2005-04-04 Roger Sayle <roger@eyesopen.com>
2229 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2231 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2233 2005-04-04 Ian Lance Taylor <ian@airs.com>
2235 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2237 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2238 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2239 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2240 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2241 * c-common.c (c_do_switch_warnings_1): New static function broken
2242 out of c_do_switch_warnings.
2243 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2244 (c_do_switch_expr_warnings): New function.
2245 * c-common.h (c_do_switch_expr_warnings): Declare.
2247 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2248 Daniel Jacobowitz <dan@codesourcery.com>
2250 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2252 * rtlanal.c (may_trap_p): Same.
2254 2005-04-04 Dale Johannesen <dalej@apple.com>
2256 * ChangeLog: remove reference to ChangeLog.12.
2258 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2260 CRIS epilogue as RTL.
2261 * config/cris/cris.md: Change all 0 in unspec 0 to
2263 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2264 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2266 ("return"): Change to define_expand. Call cris_expand_return for
2268 ("*return_expanded"): New pattern.
2269 ("epilogue"): New define_expand.
2270 * config/cris/cris.h (PREDICATE_CODES): Add
2271 cris_load_multiple_op.
2272 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2274 (enum cris_retinsn_type): New.
2275 (struct machine_function): New member return_type.
2276 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2277 (cris_target_asm_function_epilogue): Remove, moving RTLified
2279 (cris_expand_epilogue): New function.
2280 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2281 (cris_gen_movem_load, cris_load_multiple_op)
2282 (cris_return_address_on_stack_for_return, cris_expand_return): New
2284 (cris_target_asm_function_prologue)
2285 (cris_initial_frame_pointer_offset): Call
2286 cris_reg_saved_in_regsave_area instead of complicated expression.
2287 Call cris_return_address_on_stack instead of an expression.
2288 (cris_print_operand) <case 'o', case 'O'>: New cases.
2289 (cris_return_address_on_stack): Change return-type to bool.
2290 (cris_simple_epilogue): Ditto. Return false if registers are
2292 * config/cris/cris-protos.h (cris_simple_epilogue)
2293 (cris_return_address_on_stack): Adjust prototype return type.
2294 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2295 (cris_return_address_on_stack_for_return): New prototypes.
2297 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2299 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2300 gpr_or_int12_operand.
2302 * config/frv/frv-protos.h: Add a prototype to
2303 frv_legitimate_memory_operand and frv_const_unspec_p.
2304 (frv_unspec): Move from frv.c.
2305 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2306 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2307 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2308 gpr_or_fpr_operand, gpr_or_int12_operand,
2309 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2310 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2311 int6_operand, int5_operand, uint5_operand, uint4_operand,
2312 uint1_operand, int_2word_operand, uint16_operand,
2313 upper_int16_operand, integer_register_operand,
2314 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2315 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2316 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2317 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2318 move_destination_operand, movcc_fp_destination_operand,
2319 frv_function_symbol_referenced_p, move_source_operand,
2320 condexec_dest_operand, condexec_source_operand,
2321 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2322 const_unspec_operand, gpr_or_memory_operand,
2323 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2324 icc_operand, fcc_operand, cc_operand, icr_operand,
2325 fcr_operand, cr_operand, call_operand, sibcall_operand,
2326 symbolic_operand, relational_operator,
2327 integer_relational_operator, float_relational_operator,
2328 ccr_eqne_operator, minmax_operator,
2329 condexec_si_binary_operator, condexec_si_media_operator,
2330 condexec_si_divide_operator, condexec_si_unary_operator,
2331 condexec_sf_conv_operator, condexec_sf_add_operator,
2332 condexec_memory_operand, intop_compare_operator, acc_operand,
2333 even_acc_operand, quad_acc_operand, accg_operand: Move to
2335 * config/frv/frv.h (PREDICATE_CODES): Remove.
2336 * config/frv/frv.md: Include predicates.md.
2337 * config/frv/predicates.md: New.
2339 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2342 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2343 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2344 (add_standard_iv_candidates_for_size): New function, extracting code
2345 from add_standard_iv_candidates and parameterizing it by type size.
2346 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2348 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2350 * system.h (GCOV_SIZE_TYPE): Unposion.
2351 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2352 (GCOV_TYPE_SIZE): ...this new macro.
2353 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2354 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2355 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2356 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2357 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2358 instead of unsigned_intSI_type_node.
2359 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2360 (rtl_gen_one_value_profiler_no_edge_manipulation)
2361 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2362 * value-prof.c: Include coverage.h.
2364 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2365 Diego Novillo <dnovillo@redhat.com>
2367 Fix PR tree-optimization/20703
2368 Fix PR tree-optimization/20725
2370 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2371 (create_expression_by_pieces): Ditto.
2372 (valid_in_set): Ditto. Also handle tcc_declaration.
2373 (find_or_generate_expression): Handle comparison class.
2374 (insert_into_preds_of_block): Ditto.
2375 (insert_aux): Ditto.
2376 (create_value_expr_from): Handle comparison class, recursively
2377 handle reference nodes.
2378 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2379 (execute_pre): Fix spacing.
2380 (do_fre): Renamed to execute_fre.
2382 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2384 * doc/invoke.texi (SPARC options): Document that
2385 -mlittle-endian is not supported on Linux either.
2387 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2391 * config.gcc (Obsolete configurations): Remove
2392 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2393 (sparclite-*-coff*): Delete.
2394 (sparclite-*-elf*): Likewise.
2395 (sparc86x-*-elf*): Likewise.
2396 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2397 * config/sparc/lite.h: Delete.
2398 * config/sparc/litecoff.h: Likewise.
2399 * config/sparc/liteelf.h: Likewise.
2400 * config/sparc/sp86x-elf.h: Likewise.
2401 * config/sparc/t-sparclite: Likewise.
2402 * config/sparc/t-sp86x: Likewise.
2404 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2406 * config/s390/s390-protos.h: (s390_comparison,
2407 s390_alc_comparison, s390_slb_comparison, const0_operand,
2408 consttable_operand, larl_operand, s_operand,
2409 shift_count_operand, bras_sym_operand, load_multiple_operation,
2410 store_multiple_operation, s390_plus_operand): Remove prototypes.
2411 (s390_legitimate_address_without_index_p): New prototype.
2412 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2414 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2415 const0_operand, consttable_operand, larl_operand, s_operand,
2416 shift_count_operand, bras_sym_operand, load_multiple_operation,
2417 store_multiple_operation, s390_plus_operand): Move to
2419 (check_mode): Remove.
2420 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2422 (s390_legitimate_address_without_index_p): New.
2423 * config/s390/s390.h (PREDICATE_CODES): Remove.
2424 * config/s390/s390.md: Include predicates.md.
2425 * config/s390/predicates.md: New.
2427 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2430 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2431 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2432 (NEED_INDICATE_EXEC_STACK): Define to 1.
2433 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2434 (NEED_INDICATE_EXEC_STACK): Define to 1.
2435 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2436 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2437 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2438 (pic_helper_emitted_p): New global.
2439 (emit_pic_helper): New function extracted from...
2440 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2441 Do not call emit_pic_helper if delay_pic_helper is true.
2442 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2443 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2444 (sparc_file_end): New function.
2446 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2448 * config/mcore/mcore-protos.h: Remove the prototypes for
2449 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2450 mcore_general_movdst_operand, mcore_reload_operand,
2451 mcore_arith_J_operand, mcore_arith_K_operand,
2452 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2453 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2454 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2455 mcore_literal_K_operand, mcore_addsub_operand,
2456 mcore_compare_operand, mcore_load_multiple_operation,
2457 mcore_store_multiple_operation, mcore_call_address_operand.
2458 Add a prototype for const_ok_for_mcore.
2459 * config/mcore/mcore.c (mcore_call_address_operand,
2460 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2461 mcore_arith_reg_operand, mcore_reload_operand,
2462 mcore_arith_J_operand, mcore_arith_K_operand,
2463 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2464 mcore_arith_M_operand, mcore_arith_imm_operand,
2465 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2466 mcore_literal_K_operand, mcore_addsub_operand,
2467 mcore_compare_operand, mcore_load_multiple_operation,
2468 mcore_store_multiple_operation): Move to predicates.md.
2469 (const_ok_for_mcore): Export.
2470 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2471 * config/mcore/mcore.md: Include predicates.md.
2472 * config/mcore/predicates.md: New.
2474 * config/mcore/predicates.md: Fix a comment typo.
2476 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2477 Adrian Straetling <straetling@de.ibm.com>
2479 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2480 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2481 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2483 ("imul"): Removed from "type" attribute.
2484 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2485 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2486 Changed type to imulsi.
2487 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2489 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2491 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2492 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2493 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2494 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2495 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2496 (TARGET_SWITCHES, mcore_stack_increment_string)
2497 (TARGET_OPTIONS): Delete.
2498 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2499 than *_BIT constants.
2500 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2501 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2502 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2503 (mcore_override_options): Delete mcore_stack_increment code.
2504 Change use of M340_BIT to MASK_M340.
2505 * config/mcore/mcore.opt: New file.
2507 2005-04-04 Ian Lance Taylor <ian@airs.com>
2509 * config/arm/arm.c (replace_symbols_in_block): Remove static
2512 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2514 * config/fr30/fr30-protos.h: Remove the prototypes for
2515 stack_add_operand, add_immediate_operand,
2516 high_register_operand, low_register_operand, call_operand,
2517 di_operand, and nonimmediate_di_operand.
2518 * config/fr30/fr30.c (stack_add_operand,
2519 add_immediate_operand, high_register_operand,
2520 low_register_operand, call_operand, di_operand,
2521 nonimmediate_di_operand): Move to predicates.md.
2522 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2523 * config/fr30/fr30.md: Include predicates.md.
2524 * config/fr30/predicates.md: New.
2526 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2527 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2528 mcore_call_address_operand.
2530 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2531 general_movsrc_operand.
2533 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2535 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2538 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2541 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2544 2005-04-04 Richard Henderson <rth@redhat.com>
2545 Jakub Jelinek <jakub@redhat.com>
2547 PR rtl-optimization/16104
2548 * fold-const.c (fold_unary): Fix folding of vector conversions.
2550 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2552 * config.gcc (xstormy16-*-elf): Set extra_options.
2553 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2554 * config/stormy16/stormy16.opt: New file.
2556 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2558 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2559 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2560 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2561 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2562 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2563 (TARGET_UNIX_ASM): Delete.
2564 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2565 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2566 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2567 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2568 * config/pdp11/pdp11.opt: New file.
2570 2005-04-03 Roger Sayle <roger@eyesopen.com>
2571 Alexandre Oliva <aoliva@redhat.com>
2574 * fold-const.c (non_lvalue): Split tests into...
2575 (maybe_lvalue_p): New function.
2576 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2577 C++ front-end prior to lowering into gimple form.
2579 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2581 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2582 BUILT_IN_STRNCASECMP): New.
2583 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2586 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2589 * arm.md (addsi3_compare0_for_combiner): Delete.
2590 (addsi3_compare0_scratch_for_combiner): Delete.
2591 (cmpsi_neg_shiftsi): Delete.
2592 (compare_negsi_si): New pattern.
2593 (cmpsi_negshiftsi_si): New pattern.
2594 (negated_cbranchsi4): Restrict to equality_operator.
2596 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2599 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2601 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2604 * doc/install.texi: Fix a typo.
2606 2005-04-03 Steven Bosscher <stevenb@suse.de>
2609 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2610 a computed goto if the edge to the computed goto block has
2611 incoming abnormal edges. Clarify how the function works.
2613 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2615 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2616 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2617 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2618 hash_scan_set, reg_set_between_after_reload_p,
2619 reg_used_between_after_reload_p, get_avail_load_store_reg,
2620 eliminate_partially_redundant_load): Likewise.
2621 * postreload.c (reload_cse_simplify_set,
2622 reload_combine_note_use): Likewise.
2623 * predict.c (predict_insn, expected_value_to_br_prob,
2624 propagate_freq, expensive_function_p): Likewise.
2625 * print-rtl.c (print_rtx): Likewise.
2626 * profile.c (instrument_edges, instrument_values,
2627 compute_branch_probabilities, branch_prob, union_groups,
2628 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2629 * protoize.c (in_system_include_dir, file_could_be_converted,
2630 file_normally_convertible, gen_aux_info_file, seek_to_line,
2631 do_cleaning): Likewise.
2632 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2633 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2634 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2636 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2638 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2639 * modulo-sched.c (undo_replace_buff_elem): New structure.
2640 (kernel_number_of_cycles, ps_unschedule_node,
2641 undo_generate_reg_moves,free_undo_replace_buff,
2642 undo_permute_partial_schedule, loop_single_full_bb_p,
2643 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2644 build_loops_structure, get_sched_window): New.
2645 (generate_reg_moves): Return undo_replace_buff_elem and other
2647 (generate_prolog_epilog): Remove old loop versioning.
2648 (sms_schedule): Use loop information and loop_version.
2649 (sms_schedule_by_order): Split part of it to get_sched_window.
2650 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2651 cfg_layout_finalize and free_dominance_info before/after SMS.
2653 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2655 * cfghooks.c (lv_flush_pending_stmts,
2656 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2657 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2658 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2659 lv_add_condition_to_bb,
2660 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2661 flush_pending_stmts): New in cfg_hooks structure.
2662 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2663 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2664 lv_add_condition_to_bb): New declarations.
2665 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2667 (loop_version): Declare.
2668 * cfgloopmanip.c (cfghooks.h): Include.
2669 (duplicate_loop_to_header_edge): Change return type to bool.
2670 (loop_version, lv_adjust_loop_entry_edge): Move here.
2671 * cfgrtl.c (cfgloop.h): Include.
2672 (rtl_verify_flow_info_1): Fix.
2673 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2674 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2676 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2677 tree_lv_add_condition_to_bb): New.
2678 (tree_cfg_hooks): Add new hooks to initialization.
2679 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2680 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2682 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2684 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2685 xstormy16_below100_or_register,
2686 xstormy16_splittable_below100_or_register, and
2687 nonimmediate_nonstack_operand.
2689 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2690 xstormy16_ineqsi_operator, equality_operator,
2691 inequality_operator, shift_operator,
2692 xstormy16_below100_operand, xstormy16_below100_or_register,
2693 xstormy16_splittable_below100_or_register,
2694 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2695 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2696 equality_operator, inequality_operator,
2697 xstormy16_below100_operand, xstormy16_below100_or_register,
2698 xstormy16_splittable_below100_or_register,
2699 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2700 nonimmediate_nonstack_operand, shift_operator): Move to
2702 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2703 * config/stormy16/stormy16.md: Include predicates.md.
2704 * config/stormy16/predicates.md: New.
2706 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2708 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2709 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2710 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2711 move_operand, power_of_2_operand): Move to predicates.md.
2712 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2713 PREDICATE_CODE): Remove.
2714 * config/iq2000/iq2000.md: Include predicates.md.
2715 * config/iq2000/predicates.md: New.
2717 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2719 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2720 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2721 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2722 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2723 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2724 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2725 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2726 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2727 (TARGET_M68HC11): Delete.
2728 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2729 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2730 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2731 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2732 (nb_soft_regs): Delete.
2733 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2734 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2735 and MASK_M6812 being set simultaneously. Change the code that sets
2736 the default m68hc11_soft_reg_count to use integers instead of strings.
2737 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2738 m68hc11_soft_reg_count (which now has an int type) as the number
2740 * config/m68hc11/m68hc11.opt: New file.
2742 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2744 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2745 fp_displacement_operand, sp_displacement_operand.
2747 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2749 Remove the prototypes for tst_operand, cmp_operand,
2750 stack_register_operand, d_register_operand,
2751 hard_addr_reg_operand, splitable_operand,
2752 m68hc11_logical_operator, m68hc11_arith_operator,
2753 m68hc11_non_shift_operator, m68hc11_shift_operator,
2754 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2755 non_push_operand, hard_reg_operand, and
2756 reg_or_some_mem_operand.
2757 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2759 (tst_operand, cmp_operand, non_push_operand,
2760 splitable_operand, reg_or_some_mem_operand,
2761 stack_register_operand, d_register_operand,
2762 hard_addr_reg_operand, hard_reg_operand,
2763 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2764 m68hc11_arith_operator, m68hc11_non_shift_operator,
2765 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2767 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2768 * config/m68hc11/m68hc11.md: Include predicates.md.
2769 * config/m68hc11/predicates.md: New.
2771 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2774 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2775 change checked in along with 2005-03-03's patch for debug/20253.
2776 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2777 (remap_decl): Insert type decl in map earlier.
2779 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2781 PR tree-optimization/20640
2782 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2783 post-dominator if it has phi nodes.
2784 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2785 before dead statements.
2787 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2790 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2792 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2794 PR rtl-optimization/20290
2795 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2796 in every iteration if the entry point is the exit test.
2798 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2800 * config/cris/cris.md (attribute "length"): Define.
2802 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2804 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2805 (word_offset_memref_operand): New.
2806 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2807 (indexed_or_indirect_operand): Delete.
2808 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2809 (indexed_or_indirect_operand): Delete.
2811 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2814 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2817 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2818 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2820 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2822 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2824 2005-04-01 Ian Lance Taylor <ian@airs.com>
2826 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2827 (rus, prus): Remove static variables.
2828 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2829 (process_command): Permit report_times and use_pipes together.
2831 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2833 * c-decl.c (validate_proto_after_old_defn): Look at
2834 TYPE_MAIN_VARIANT of argument types.
2836 2005-04-01 Paul Brook <paul@codesourcery.com>
2838 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2839 (arm_output_function_epilogue): Allow call_via_SP.
2840 (thumb_call_via_reg, arm_file_end): Ditto.
2841 * config/arm/arm.h (struct machine_function): Include space for SP.
2842 (thumb_call_via_label): Update declaration.
2844 2005-04-01 Ian Lance Taylor <ian@airs.com>
2846 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2847 doing a peephole optimization, once again put any notes in the
2850 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2852 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2854 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2856 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2857 (block_alloc, find_free_reg): Likewise.
2858 * loop-doloop.c (doloop_modify): Likewise.
2859 * loop-invariant.c (record_use): Likewise.
2860 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2861 get_iv_value, canon_condition, eliminate_implied_condition,
2862 eliminate_implied_condition, simplify_using_initial_values,
2863 shorten_into_mode, canonicalize_iv_subregs,
2864 iv_number_of_iterations): Likewise.
2865 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2866 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2867 unswitch_loop): Likewise.
2868 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2869 move_movables, replace_call_address, find_and_verify_loops,
2870 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2871 record_giv, final_giv_value, general_induction_var,
2872 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2873 loop_giv_dump): Likewise.
2875 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2876 GCOV_CHECK_WRITING): Remove.
2877 (gcov_position, gcov_rewrite): Use gcc_assert.
2878 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2879 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2880 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2883 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2885 * tree-inline.c: Fix a typo.
2887 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2889 * configure.ac (enable-checking): Explicitly set all variables for
2890 collective switch values. Alphabetize variables. Rename
2891 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2893 * doc/install.texi (enable-checking): Update documentation.
2894 * configure: Rebuilt.
2896 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2898 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2901 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2903 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2904 Also reject cases where this pattern will cause load delay stalls
2905 unless optimizing for size and it will produce a shorter sequence.
2906 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2907 variants to avoid pre-adjusting the base when possible.
2909 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2911 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2912 the frame and argument pointers.
2913 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2914 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2915 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2916 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2917 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2918 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2920 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2922 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2923 with entry for selectany attribute.
2924 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2926 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2927 (i386_pe_asm_named_section): Handle sections generated by
2928 selectany attribute.
2929 * doc/extend.texi (selectany): Document attribute.
2931 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2932 Jan Hubicka <jh@suse.cz>
2934 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2935 to fix addresses involving EBP and ESP.
2936 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2937 for SUBREGed registers.
2938 (legitimate_address_p): Accept SUBREGed registers.
2940 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2943 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2944 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2947 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2949 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2951 2005-04-01 James E Wilson <wilson@specifixinc.com>
2954 * dwarf2out.c (rtl_for_decl_init): New function.
2955 (rtl_for_decl_location): Extracted from here.
2956 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2957 add_const_value_attribute. Delete initializer_constant_valid_p call.
2959 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2961 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2962 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2963 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2964 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2965 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2966 config/i386/i386.md, config/rs6000/predicates.md,
2967 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2968 config/s390/s390.c, config/stormy16/stormy16.c,
2969 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2972 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2975 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2976 COND_EXPR and CALL_EXPR.
2978 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2981 * genautomata.c (first_cycle_unit_presence): Check all alternative
2982 states for unit presence.
2984 * doc/md.texi: Remove remark about impossibility to query unit
2985 presence in non nondeterministic automaton state.
2987 * config/ia64/ia64.c (get_template): Change order of unit querying.
2989 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2991 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2994 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2996 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2997 flag for edges outside any loops.
2999 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3001 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3003 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3005 * tree-ssa-alias.c: Follow spelling conventions.
3006 * doc/tree-ssa.texi: Fix a typo.
3008 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3010 * postreload-gcse.c: Include target.h.
3011 (gcse_after_reload_main): Return early if we cannot modify jumps.
3012 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3014 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3016 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3017 expensive operations.
3019 2005-03-31 Ian Lance Taylor <ian@airs.com>
3021 * collect2.c (lderrout): New variable.
3022 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3023 if it is set, to stderr.
3024 (handler): Unlink lderrout if it is set.
3025 (dump_file): Add "to" parameter. Change all callers.
3026 (main): Initialize lderrout.
3027 (collect_execute): Add errname parameter. Change all callers.
3028 Rename redir parameter to outname. Never pass
3029 PEX_STDERR_TO_STDOUT to pex_run.
3030 * collect2.h (collect_execute, dump_file): Update declarations.
3031 * tlink.c (tlink_execute): Add errname parameter. Change all
3033 (do_tlink): Check lderrout as well as ldout.
3035 2005-03-31 Caroline Tice <ctice@apple.com>
3037 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3038 (bb-reorder.o): Add errors.h to list of requirements.
3039 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3040 profiledbootstrap flags.
3041 * bb-reorder.c (errors.h): Add new include.
3042 (struct bbro_basic_block_data_def): Add new field, in_trace.
3043 (add_unlikely_executed_notes): Remove function.
3044 (mark_bb_for_unlikely_executed_section): Remove function.
3045 (insert_section_boundary_note): New function.
3046 (verify_hot_cold_block_grouping): New function.
3047 (push_to_next_round_p): Remove variables and tests that push all
3048 cold blocks to last round.
3049 (find_traces): Remove code that added extra round of trace finding
3050 when doing partitioning.
3051 (find_traces_1_round) : Remove variable last_round; add code to
3052 update new struct field, in_trace; correct trace_length where it was
3053 incorrect before (after call to copy_bb); change code that pushed all
3054 cold blocks to last round. Instead verify that all blocks going into
3055 a trace belong in the same partition.
3056 (connect_traces): Modify to connect the traces in two passes, if the
3057 function contains both hot and cold blocks. The first pass connects
3058 all the traces for blocks in the partition that the first block in
3059 the function belongs to; the second pass connnects all the traces
3060 containing blocks that belong in the other partition.
3061 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3062 code that automatically put the first block in a function into the
3063 hot partition if the function had any hot blocks.
3064 (fix_crossing_unconditional_branches): Check number of succ edges
3065 before attempting to get one.
3066 (fix_edges_for_rarely_executed_code): Update comment describing
3068 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3069 remove call to add_unlikely_executed_notes; add call to
3070 verify_hot_cold_block_grouping.
3071 (duplicate_computed_gotos): Don't change computed goto if it's a
3073 (partition_hot_cold_basic_blocks): Update function comment.
3074 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3076 (try_forward_edges): Likewise.
3077 (merge_blocks_move_predecessor_nojumps): Likewise.
3078 (merge_blocks_move_successor_nojumps): Likewise.
3079 (merge_blocks_move): Likewise.
3080 (try_crossjump_bb): Likewise.
3081 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3082 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3083 notes to cold bb's; remove call to update_unlikely_executed_notes.
3084 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3085 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3086 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3087 function declaration.
3088 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3090 (rtl_can_merge_blocks): Remove redundancy from condition.
3091 (try_redirect_by_replacing_jump): Likewise.
3092 (force_nonfallthru_and_redirect): Remove code for adding
3093 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3094 (commit_one_edge_insertion): Likewise.
3095 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3096 * dbxout.c (FORCE_TEXT): Replace function_section with
3097 current_function_section.
3098 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3099 function, switch_text_section.
3100 (struct xcoff_debug): Likewise.
3101 (dbxout_function_end): Add code to put out label diffs for both
3102 hot and cold sections.
3103 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3104 for new debug_hooks funciton, switch_text_section..
3105 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3106 switch_text_section.
3107 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3108 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3109 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3110 dw_fde_switched_sections.
3111 (output_call_frame_info): Add test to see if function switches text
3112 sections in the middle; if so, use appropriate extra hot and cold
3113 section labels to compute size deltas for the hot and cold sections.
3114 (dwarf2out_begin_prologue): Add code to initialize new fields in
3116 (dwarf2out_switch_text_section): New function (invoked through
3117 debug_hook); updates new fields in dw_fde_struct appropriately and
3118 increments separate_line_info_table_in_use.
3119 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3120 dwarf2out_switch_text_section.
3121 (struct var_loc_node): Add new field, section_label.
3122 (output_aranges): Add code to check whether in hot or cold section and
3123 use the appropriate label in calculating deltas.
3124 (output_ranges): Likewise.
3125 (output_line_info): Add code to check which section we're in and
3126 use appropriate hot/cold label.
3127 (add_location_or_constant_value_attribute): Likewise.
3128 (gen_subprogam_die): Modify arange attributes to use correct labels.
3129 (dwarf2out_begin_block): Change call to function_section into call to
3130 current_function_section.
3131 (dwarf2out_end_block): Likewise.
3132 (dwarf2out_source_line): Likewise.
3133 (dwarf2out_var_location): Add code to check whether in hot or cold
3134 section and use the appropriate label.
3135 * except.c (output_function_exception_table): Change call to
3136 function_section into call to current_function_section.
3137 * final.c (profile_function): Likewise.
3138 (scan_ahead_for_unlikely_executed_note): Remove function.
3139 (final_scan_insn): Remove calls to
3140 scan_ahead_for_unlikely_executed_note, and related code for switching
3141 to cold section, except for the single time
3142 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3143 debug_hooks->switch_text_sections; replace appropriate calls to
3144 function_section with calls to current_function_section.
3145 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3146 test_bb to condition.
3147 (find_if_case_2): Likewise.
3148 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3149 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3150 * opts.c (decode_options): Change warning about hot/cold partitioning
3151 with exceptionss to inform (so as not to cause bootstrap failures);
3152 remove warning about partitioning with DWARF debug info.
3153 * output.h (current_function_section): Add new function decl.
3154 (insert_section_boundary_note): Likewise.
3155 (enum in_section): Move this declaration here from varasm.c.
3156 (unlikely_section_label): Likewise.
3157 (unlikely_text_section_name): Likewise.
3158 (last_text_section_name): New global variable.
3159 (last_text_section): Likewise.
3160 (hot_section_label): Likewise.
3161 (hot_section_end_label): Likewise.
3162 (cold_section_end_label): Likewise.
3163 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3164 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3165 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3166 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3167 insn from consideration.
3168 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3169 switch_text_section.
3170 * varasm.c (basic-block.h): Add new include.
3171 (unlikely_section_label_printed): Remove global variable.
3172 (unlikely_section_label): Make global variable not be static any more.
3173 (unlikely_text_section_name): Likewise.
3174 (hot_section_end_label): New global variable (not static)
3175 (first_function_block_is_cold): Likewise.
3176 (hot_section_label): Likewise.
3177 (cold_section_end_label): Likewise..
3178 (last_text_section): New global variable, not static.
3179 (last_text_section_name): New global variable, not static.
3180 (initialize_cold_section_name): New function.
3181 (enum in_section): Move declaration to output.h.
3182 (text_section): Update last_text_section.
3183 (unlikely_text_section): Replace code to determine cold section name
3184 with call to initialize_cold_section_name; Add code to update
3185 last_text_section; remove code for printing out label.
3186 (named_section_real): Add code to update last_text_section and
3187 last_text_section_name as appropriate.
3188 (function_section): Change test for 'unlikely' to depend on
3189 first_function_block_is_cold (moved old test to
3190 current_function_section).
3191 (current_function_section): New function.
3192 (assemble_start_function): Move code that frees
3193 unlikely_text_section_name; initialize hot_section_end_label;
3194 print hot and cold section labels at the start of the function;
3195 set first_function_block_is_cold, if appropriate; initialize l
3196 ast_text_section; add call to insert_section_boundary_note.
3197 (assemble_end_function): Add code to write out hot and cold section
3199 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3200 switch_text_section.
3201 * config/darwin.c (machopic_select_section): Replace incorrect
3202 function in base_funs; update reloc for cold sections if necessary.
3203 * config/darwin.h (SECTION_FUNCTION): Add code to update
3204 last_text_section if appropriate.
3205 (text_unlikely_section): Remove.
3206 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3207 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3208 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3209 partitioning for this architecture.
3211 2005-03-31 Olivier Hainque <hainque@adacore.com>
3213 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3214 defined and non-zero.
3216 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3219 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3222 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3225 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3226 label operand. Remove (use (unspec..)). Don't emit a label on
3228 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3229 generate inline label for load_toc_v4_PIC_1b.
3230 (rs6000_emit_load_toc_table): Likewise.
3232 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3234 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3235 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3237 2005-03-29 Devang Patel <dpatel@apple.com>
3239 * tree-sra.c (decide_block_copy): Disable scalarization of
3242 2005-03-30 Stuart Hastings <stuart@apple.com>
3243 Dale Johannesen <dalej@apple.com>
3245 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3246 * print-tree.c (print_node): Add case STATEMENT_LIST.
3248 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3250 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3251 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3252 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3253 is given with "powerpc64*" or "all", or when --with-cpu chooses
3256 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3259 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3260 gen_lexical_block_die.
3261 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3263 2005-03-31 Jan Hubicka <jh@suse.cz>
3265 2004-11-02 Jan Hubicka <jh@suse.cz>
3267 * cgraph.c (cgraph_varpool_node_name): New function.
3268 (dump_cgraph_varpool_node): New function.
3269 (dump_varpool): New function.
3270 * cgraphunit.c (cgraph_optimize): Dump varpool.
3272 2004-10-16 Jan Hubicka <jh@suse.cz>
3274 * cgraph.c (decide_is_variable_needed): New function.
3275 (cgraph_varpool_finalize_decl): Use it.
3276 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3278 * final.c (output_addr_const): Do not call mark_referenced.
3279 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3280 always go via cgraph.
3281 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3282 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3283 * tree-optimize.c (execute_inline): Mark functions called.
3284 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3286 2004-10-11 Jan Hubicka <jh@suse.cz>
3288 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3289 (cgraph_varpool_last_needed_node): New static variable.
3290 (enqueue_needed_varpool_node): Break out from ...; add items to the
3291 end of queue; update first pointers.
3292 (cgraph_varpool_mark_needed_node): ... here.
3293 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3294 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3295 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3296 (cgraph_varpool_first_unanalyzed_node): Declare.
3297 * cgraphunit.c: Include output.h.
3298 (cgraph_varpool_analyze_pending_decls): New function.
3299 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3300 for errors, analyze pending decls.
3301 (cgraph_finalize_compilation_unit): Only analyze decls.
3302 (cgraph_optimize): Assemble the decls after expanding.
3304 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3306 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3307 subvars get marked properly in tags for grouping.
3308 (add_pointed_to_var): Mark only actual pointed to
3309 variables/subvars in addresses needed.
3310 (create_overlap_variables_for): Clear call clobbered on original
3312 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3313 addresable vars with subvars into list.
3314 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3317 2005-03-30 Richard Henderson <rth@redhat.com>
3319 * cgraph.h (struct cgraph_node): Add alias.
3320 * varasm.c (assemble_alias): Set it.
3321 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3322 avoid calling cgraph_expand_function.
3324 2005-03-30 Tom Tromey <tromey@redhat.com>
3326 * tree.def (FILE_TYPE): Removed.
3327 * typeclass.h (enum type_class): Removed file_type_class.
3328 * dwarf2out.c (is_base_type): Updated.
3329 (gen_type_die): Likewise.
3330 * dbxout.c (dbxout_type): Updated.
3331 * builtins.c (type_to_class): Updated.
3332 * tree.c (type_contains_placeholder_1): Updated.
3333 * config/sparc/sparc.c (sparc_type_code): Updated.
3334 * config/ia64/ia64.c (hfa_element_mode): Updated.
3335 * expr.c (count_type_elements): Updated.
3336 * stor-layout.c (layout_type): Updated.
3337 * tree-inline.c (remap_type): Updated.
3338 * tree-pretty-print.c (dump_generic_node): Updated.
3340 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3342 * builtins.c (expand_builtin_powi): Fix mode of
3343 2nd argument to match int.
3344 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3345 2nd argument type to int.
3346 * libgcc2.c: Change prototype of __powi* functions to use
3349 2005-03-30 Dale Johannesen <dalej@apple.com>
3352 * calls.c (expand_call): Flush pending deferrals before
3355 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3359 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3360 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3361 c_label_context, label_context_stack): New.
3362 * c-decl.c (define_label): Check for jumps into statement
3363 expressions. Add label to list of defined labels.
3364 (start_function): Push context on label_context_stack.
3365 (finish_function): Pop context from label_context_stack.
3366 * c-typeck.c (label_context_stack): New.
3367 (c_finish_goto_label): Check for jumps into statement
3368 expressions. Add label to list of jumped to labels.
3369 (struct c_switch): Add blocked_stmt_expr.
3370 (c_start_case): Initialize it.
3371 (do_case): Check it.
3372 (c_finish_case): Verify !blocked_stmt_expr.
3373 (c_begin_stmt_expr): Push context on label_context_stack.
3374 Increment blocked_stmt_expr. Mark labels jumped to from outside
3376 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3377 defined in the statement expression and no longer jumpable to.
3378 Mark labels jumped to from just outside the statement expression
3379 as again definable. Pop context from label_context_stack.
3380 * doc/extend.texi (Statement Exprs): Update.
3382 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3385 * c-decl.c (start_function): Check for old_decl being
3388 2005-03-30 Ian Lance Taylor <ian@airs.com>
3390 * final.c (final): Remove prescan parameter. Change all callers.
3391 (final_scan_insn): Remove prescan parameter. Change all callers.
3393 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3395 * tree-vectorizer.c: Fix comment typos.
3397 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3399 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3400 as soon as a chrec_dont_know is detected.
3402 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3404 Merge from csl-arm-branch.
3405 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3407 * tlink.c (recompile_files): Do not assume that "rename" can
3408 overwrite an existing file.
3410 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3412 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3413 * gcc/configure: Regenerate.
3415 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3417 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3419 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3421 * calls.c (struct arg_data): Update "partial" comment.
3422 (load_register_parameters): Update "nregs" comment.
3424 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3426 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3427 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3428 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3429 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3430 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3431 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3432 than target_flags & 0.
3433 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3434 (iq2000_arch, iq2000_parse_cpu): Delete.
3435 (TARGET_HANDLE_OPTION): Override default.
3436 (iq2000_handle_option): New function.
3437 (override_options): Remove -march= and -mcpu= handling.
3438 * config/iq2000/iq2000.opt: New file.
3440 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3442 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3443 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3444 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3445 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3446 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3447 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3448 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3449 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3450 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3451 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3452 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3453 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3454 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3455 (TARGET_OPTIONS): Delete.
3456 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3457 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3458 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3459 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3460 (c4x_cpu_version_string): Delete.
3461 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3462 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3463 equivalent -mcpu= option.
3464 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3465 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3466 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3467 or clearing the appropriate MASK_* bit.
3468 (c4x_file_start): Use c4x_cpu_version.
3469 * config/c4x/c4x.opt: New file.
3471 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3473 * doc/options.texi: Document the new MaskExists flag.
3474 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3475 if the option has the MaskExists flag.
3477 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3479 * opt-functions.awk (flag_set_p, test_flag): New functions.
3480 (switch_flags): Use them.
3481 * opth-gen.awk: Use flag_set_p to check for flags.
3482 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3484 2005-03-30 Ian Lance Taylor <ian@airs.com>
3486 * config.host (i[34567]86-*-mingw32*): Don't set
3487 host_can_use_collect2 to no.
3489 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3492 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3493 Remove convert_memory_address call duplicating that in memory_address.
3495 2005-03-29 Richard Henderson <rth@redhat.com>
3498 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3499 (build_compound_literal): Likewise. Propagate decl type into the
3501 (finish_decl): Likewise. Use new return value from complete_array_type
3502 for zero sized arrays.
3503 (complete_array_type): Move ...
3504 * c-common.c (complete_array_type): ... here. Change first argument
3505 to pointer-to-type-node. Consistently use sizetype for the index
3506 except for zero sized arrays. Detect zero sized arrays for pedantic
3507 mode diagnostics. Create a new type node instead of modifying the
3509 * c-tree.h (complete_array_type): Move decl ...
3510 * c-common.h (complete_array_type): ... here.
3512 2005-03-29 Richard Henderson <rth@redhat.com>
3515 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3517 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3519 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3520 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3521 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3522 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3524 2005-03-29 Eric Christopher <echristo@redhat.com>
3526 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3527 truthvalue conversion removal.
3529 2005-03-29 Ian Lance Taylor <ian@airs.com>
3532 * collect2.c: Never include <vfork.h>.
3533 (VFORK_STRING, vfork): Don't define.
3534 (pid): Remove global variable.
3535 (handler): Call raise instead of kill (getpid(), ...).
3536 (collect_wait): Add pex parameter. Change all callers. Use
3537 pex_get_status rather than pwait.
3538 (do_wait): Add pex parameter. Change all callers.
3539 (collect_execute): Return struct pex_obj * rather than void. Use
3540 pex routines rather than pexecute.
3541 (fork_execute): Get pex_obj from collect_execute, and pass it to
3543 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3544 Only declare quit_handler if SIGQUIT is defined.
3545 (scan_libraries): Likewise.
3546 * collect2.h (collect_execute): Update declaration.
3547 (collect_wait): Update declaration.
3548 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3549 pass it to collect_wait.
3551 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3554 * c-parser.c (c_parser_compound_statement_nostart): Give error
3555 message for EOF instead of just setting parser->error.
3557 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3559 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3560 (slpeel_update_phi_nodes_for_guard1): New function.
3561 (slpeel_update_phi_nodes_for_guard2): New function.
3562 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3563 of slpeel_update_phi_nodes_for_guard.
3564 (vectorize_loops): Remove call to loop_closed_rewrite.
3565 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3568 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3570 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3571 (TARGET_LITTLE_ENDIAN): New macro.
3572 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3573 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3574 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3575 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3576 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3577 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3578 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3579 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3580 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3581 (TARGET_OPTIONS): Delete.
3582 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3583 (CACHE_FLUSH_TRAP): Turn into an integer.
3584 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3585 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3586 -mflush-trap is in use.
3587 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3588 (m32r_cache_flush_trap_string): Delete.
3589 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3590 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3591 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3592 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3593 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3594 -mmodel= and -msdata= handling from...
3595 (m32r_init): ...here.
3596 * config/m32r/m32r.opt: New file.
3598 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3600 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3601 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3602 * tree-vect-analyze.c (vect_object_analysis): additional parm
3603 pass back a "struct ptr_info_def *" with the points-to info.
3604 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3605 statement using info returned from vect_object_analysis.
3606 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3607 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3608 for virtual uses and defs when creating a replacement vector
3609 reference. Call duplicate_ssa_name_ptr_info to define points-to
3610 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3611 (vectorizable_store): copy_virtual_operands and update
3612 definition statements.
3613 (vectorizable_load): copy_virtual_operands. Remove call to
3614 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3615 * tree-vectorizer.c (vectorize_loops): Remove calls to
3616 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3617 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3618 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3619 define macro STMT_VINFO_PTR_INFO for use in accessing.
3620 * tree.h add export of duplicate_ssa_name_ptr_info.
3621 * rs6000.c (altivec_init_builtins): Declare builtin function
3622 __builtin_altivec_mask_for_load to be "const".
3624 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3627 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3628 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3629 assemble_variable on aliases.
3630 * varasm.c (assemble_alias): Set node->alias.
3631 * toplev.c (wrapup_global_declarations): Don't call
3632 rest_of_decl_compilation on aliases again.
3634 2005-03-29 Paul Brook <paul@codesourcery.com>
3636 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3637 * config/arm/arm.c (arm_dbx_register_number): New function.
3638 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3640 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3643 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3644 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3646 2005-03-29 Dale Johannesen <dalej@apple.com>
3648 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3649 $(TREE_H) and $(COVERAGE_H).
3650 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3651 * opts.c (common_handle_option): Enable tree-based value transforms.
3652 * toplev.c (process_options): Ditto.
3653 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3654 refers to references to this type.
3655 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3656 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3657 for may_be_more, may_be_less.
3658 (rtl_gen_pow2_profiler): Adjust.
3659 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3660 (rtl_gen_one_value_profiler): Adjust.
3661 (rtl_gen_const_delta_profiler): Adjust.
3662 * tree-profile.c (tree_gen_interval_profiler): Implement.
3663 (tree_gen_pow2_profiler): Ditto.
3664 (tree_gen_one_value_profiler): Ditto.
3665 (tree_profiling): New.
3666 (pass_tree_profile): Reference it.
3667 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3669 (insn_divmod_values_to_profile): Rename to
3670 rtl_divmod_values_to_profile. Adjust.
3671 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3672 (insn_prefetch_values_to_profile): Adjust.
3673 (rtl_value_profile_transformations): Adjust.
3674 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3675 (gen_mod_pow2): Rename to rtl_mod_pow2.
3676 (gen_mod_subtract): Rename to rtl_mod_subtract.
3677 (divmod_fixed_value_transform): Rename to
3678 rtl_divmod_fixed_value_transform.
3679 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3680 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3681 (rtl_find_values_to_profile): Adjust.
3682 (tree_value_profile_transformations): Implement.
3683 (tree_divmod_values_to_profile): New.
3684 (tree_values_to_profile): New.
3685 (tree_divmod_fixed_value): New.
3686 (tree_mod_pow2): New.
3687 (tree_mod_subtract): New.
3688 (tree_divmod_fixed_value_transform): New.
3689 (tree_mod_pow2_value_transform): New.
3690 (tree_mod_subtract_transform): New.
3691 (tree_find_values_to_profile): Implement.
3692 * profile.c (instrument_values): Free histograms.
3693 (compute_value_histograms): Adjust. Implement tree version.
3695 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3697 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3698 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3699 variable. Output "fldcw" depending on round_mode.
3700 * config/i386/i386.md (UNSPEC_FIST): New.
3701 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3702 New isns patterns to implement lrint and llrint built-ins as x87
3704 (fistdi2, fist<mode>2 splitters): New splitters.
3705 (lrint<mode>2): New expanders.
3707 2005-03-28 Ian Lance Taylor <ian@airs.com>
3709 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3710 0 when calling final_scan_insn.
3712 2005-03-28 Jan Hubicka <jh@suse.cz>
3715 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3718 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3719 types where possible.
3721 2005-03-26 Per Bothner <per@bothner.com>
3723 Make -f[no-]show-column also control non-cpp diagnostics.
3724 * c.opt (fshow-column): Move option from here ...
3725 * common.opt (fshow-column): ... to here.
3726 * diagnostic.c (diagnostic_build_prefix): Only print column number
3727 if flag_show_column.
3729 2005-03-27 Steven Bosscher <stevenb@suse.de>
3731 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3732 vax_output_conditional_branch): New prototypes.
3733 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3734 extracted from vax.md mov and add patterns.
3735 (vax_output_conditional_branch): New function to output conditional
3736 branch instructions.
3737 * vax.md: Use mode macros for arithmetic and mov patterns.
3738 Use code macros for the jump patterns.
3740 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3742 * Makefile.in (libbackend.o): Depend on version files;
3743 add custom generation command.
3745 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3748 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3749 sure that we have a REG before getting its REGNO.
3751 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3753 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3754 * builtins.def (BUILT_IN_STRNDUP): New.
3756 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3758 PR tree-optimization/20470
3759 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3762 2005-03-25 Mike Stump <mrs@apple.com>
3764 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3767 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3769 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3770 Use our own structure definitions.
3772 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3773 (fix_truncdfsi2): Allow registers or memory as destination.
3774 When TARGET_PPC_GFXOPT, generate simplified pattern.
3775 (fix_truncdfsi2_internal): Use define_insn_and_split.
3776 (fix_truncdfsi2_internal_gfxopt): New.
3777 (fctiwz): Don't confuse register allocation by giving it no choices.
3779 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3780 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3781 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3782 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3784 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3786 * dominance.c (free_dominance_info): Speed up by freeing et
3787 data structures without maintaining other nodes.
3788 * et-forest.c (et_free_tree_force): New.
3789 * et-forest.h: Add a prototype for et_free_tree_force.
3791 * tree.c (get_set_constructor_bits,
3792 get_set_constructor_bytes): Remove.
3793 * tree.h: Remove the corresponding prototypes.
3795 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3798 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3799 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3800 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3801 PRE_DEC, NEG and NOT.
3803 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3805 * fold-const.c: Convert uses of fold (build (...)) to
3808 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3810 PR rtl-optimization/20249
3811 * cse.c (insert_regs): Do not record equivalence of registers in
3814 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3816 * emit-rtl.c (reverse_comparison): Remove.
3817 * rtl.h: Remove the corresponding prototype.
3819 2005-03-24 James E Wilson <wilson@specifixinc.com>
3821 * doc/install.texi (--enable-altivec): Delete docs.
3823 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3825 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3826 SFmode and DFmode before reload when
3827 flag_unsafe_math_optimizations not enabled.
3829 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3831 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3833 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3834 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3836 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3838 * configure.ac (enable-checking): Add 'runtime' option.
3839 * doc/install.texi (enable-checking): Document 'runtime' checking.
3840 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3841 * config.in: Regenerated.
3842 * configure: Regenerated.
3844 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3846 * optabs.h (enum optab_index): Remove OTI_llrint.
3847 (llrint_optab): Remove macro.
3848 * optabs.c (init_optabs): Remove llrint_optab initialization.
3849 * genopinit.c (optabs): Remove llrint_optab implementation.
3850 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3853 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3855 PR rtl-optimization/20532
3856 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3857 overflow when adding coefficients for PLUS or MINUS.
3858 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3861 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3863 * langhooks.h (truthvalue_conversion): Remove.
3864 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3865 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3866 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3867 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3868 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3870 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3872 * params.def: Fix a typo.
3873 * config/mips/mips.c: Follow the spelling convensions.
3874 * doc/invoke.texi: Fix typos.
3876 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3878 Fix PR tree-optimization/20601
3880 * tree-ssa-pre.c (insert_aux): Add missing condition to
3883 2005-03-23 Ian Lance Taylor <ian@airs.com>
3885 * final.c (final_scan_insn): Don't remove no-op instructions.
3886 * reload1.c (reload): Remove simple no-op instructions even when
3889 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3891 PR tree-optimization/20501
3892 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3893 reporting that peeling for alignment is applied moved to...
3894 * (vect_analyze_data_refs_alignment): Here.
3896 2005-03-23 Ian Lance Taylor <ian@airs.com>
3898 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3900 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3902 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3903 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3905 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3907 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3908 imply that this is called once, independent of asms in code.
3909 Adjust to now being pased output and input lists. Mention helper
3910 function decl_overlaps_hard_reg_set_p.
3911 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3912 hook_tree_tree_identity and to take three trees, returning third.
3913 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3915 * stmt.c: include hard-reg-set.h before tree.h.
3916 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3917 (decl_conflicts_with_clobbers_p): Call
3918 decl_overlaps_hard_reg_set_p.
3919 (expand_asm_operands): Pass output and input lists in call to
3920 targetm.md_asm_clobbers.
3921 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3922 hook_tree_tree_tree_tree_3rd_identity.
3923 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3925 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3926 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3927 parameters, first two unused.
3928 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3929 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3930 in constraint letters and MOF is not mentioned as a asm-declared
3931 register in neither of the input and output lists.
3933 2005-03-23 DJ Delorie <dj@redhat.com>
3935 * optabs.c (expand_binop): Make sure the first subword's result
3938 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3940 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3941 Call c_common_truthvalue_conversion rather than
3942 lang_hooks.truthvalue_conversion.
3943 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3944 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3946 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3947 c_common_truthvalue_conversion.
3948 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3949 c_parser_conditional_expression, c_parser_binary_expression): Call
3950 c_objc_common_truthvalue_conversion.
3951 * c-typeck.c (build_unary_op): Call
3952 c_objc_common_truthvalue_conversion.
3953 (build_conditional_expr): Do not call
3954 lang_hooks.truthvalue_conversion.
3955 (build_binary_op): Call c_common_truthvalue_conversion.
3956 (c_objc_common_truthvalue_conversion): Moved from
3957 c-objc-common.c. Call default_function_array_conversion instead
3958 of default_conversion.
3960 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3962 * c-common.h (default_conversion): Remove.
3963 (perform_integral_promotions): Add.
3964 * c-tree.h (default_conversion): Add.
3965 * c-typeck.c (perform_integral_promotions): New, split out from
3967 * c-common.c (check_case_value): Use perform_integral_promotions,
3968 not default_conversion.
3969 (c_add_case_label): Don't continue processing case label after
3970 found to be pointer.
3972 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3974 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3975 the prefix list if we have already added a multilib directory
3977 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3980 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3982 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3984 * reload.h: Remove the prototype for indirect_symref_ok.
3986 * reload1.c (indirect_symref_ok): Make it global.
3987 * reload.h: Add a prototype for indirect_symref_ok.
3989 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3991 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3994 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3996 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3998 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4000 * c-opts.c (c_common_parse_file): Only start/end main source file
4001 if debug hooks says the writer wants it.
4002 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4004 (xcoff_debug_hooks): Ditto.
4005 * debug.c (do_nothing_hooks): Ditto.
4006 * debug.h (gcc_debug_hooks): Ditto.
4007 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4008 * sdbout.c (sdb_debug_hooks): Ditto.
4009 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4011 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4013 * doc/extend.texi: Deprecate C++ min/max operators.
4015 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4017 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4018 artificial original candidates.
4020 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4021 Jan Hubicka <jh@suse.cz>
4022 Steven Bosscher <stevenb@suse.de>
4024 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4025 call cost based on argument sizes.
4026 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4028 * params.def: (max-inline-inssn-single): Set to 450.
4029 (max-inline-insns-auto): Set to 90.
4030 (max-inline-insns-recursive): Set to 450
4031 (max-inline-insns-recursive-auto): Set to 450.
4032 (large-function-insns): Set to 2700.
4033 (inline-call-cost): New parameter.
4034 * tree-inline.c (estimate_move_cost): New function.
4035 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4036 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4038 * tree-inline.h (estimate_move_cost): Declare.
4039 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4040 (max-inline-insns-auto): Change default to 90.
4041 (max-inline-insns-recursive): Change default to 450
4042 (max-inline-insns-recursive-auto): Change default to 450.
4043 (large-function-insns): Change default to 2700.
4044 (inline-call-cost): Document new parameter.
4046 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4048 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4049 (TARGET_DEFAULT): Delete.
4050 * config/i860/i860.opt: New file.
4052 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4054 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4055 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4056 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4057 (frv_sched_lookahead): Delete.
4058 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4059 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4060 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4061 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4062 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4063 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4064 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4065 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4066 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4067 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4068 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4069 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4070 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4071 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4072 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4073 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4074 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4075 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4076 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4077 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4078 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4079 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4080 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4081 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4082 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4083 (frv_sched_lookahead): Delete.
4084 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4085 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4086 (frv_handle_option): New function. Move -mcpu= handling from...
4087 (frv_override_options): ...here. Remove handling of other
4089 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4090 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4091 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4092 and TARGET_NO_MULTI_CE.
4093 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4094 !TARGET_VLIW_BRANCH.
4095 * config/frv/frv.opt: New file.
4097 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4099 * fold-const.c (fold_ternary): Take decomposed arguments of
4101 (fold): Update a call to fold_ternary.
4103 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4104 * tree.h: Add corresponding prototypes.
4106 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4109 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4110 between jump table and its label.
4111 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4112 resp. ADDR_DIFF_VEC and the label preceeding it.
4113 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4114 is emitted in the right section.
4116 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4118 * fold-const.c (fold_unary, fold_binary): Update comments
4121 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4123 PR rtl-optimization/20527
4124 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4125 REG_INC note, test that the register also isn't mentioned in PRED
4128 2005-03-22 Ben Elliston <bje@au.ibm.com>
4130 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4133 2005-03-21 Mike Stump <mrs@apple.com>
4135 * varasm.c (default_assemble_visibility): Remove extra ().
4137 2005-03-21 Roger Sayle <roger@eyesopen.com>
4140 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4141 to determine whether a block can be duplicated, rather than test
4142 whether the block contains noncopyable insns ourselves.
4144 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4146 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4149 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4151 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4153 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4155 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4156 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4157 * config/fr30/fr30.opt: New file.
4159 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4161 Fix PR tree-optimization/20542
4163 * tree-flow-inline.h (overlap_subvar): Move to here.
4164 * tree-ssa-operands.c: From here.
4165 * tree-flow.h (overlap_subvar): Declare.
4166 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4167 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4168 for variables with subvars.
4170 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4173 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4174 * modulo-sched.c (const_iteration_count): Return on NULL
4176 (print_node_sched_params): Return on NULL dump_file.
4177 (generate_reg_moves): Handle reg-anti dependencies and disregard
4178 closing branch when generating register moves.
4179 (sms_schedule): Mark the SMSed block dirty.
4180 * passes.c (rest_of_handle_sms): Call update_life_info for all
4182 * testsuite/gcc.dg/20050321-1.c: New test.
4184 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4186 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4187 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4188 movqi_internal): Likewise.
4190 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4192 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4193 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4194 xtensa_b4const): Delete prototypes.
4195 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4196 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4197 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4198 xtensa_extra_constraint): New prototypes.
4199 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4200 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4201 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4202 move_operand, const_float_1_operand, fpmem_offset_operand,
4203 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4204 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4205 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4206 argument type to HOST_WIDE_INT.
4207 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4208 xtensa_mask_immediate): Likewise.
4209 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4210 Likewise. Also make these functions static.
4211 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4212 (xtensa_const_ok_for_letter_p): New.
4213 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4214 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4215 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4216 move_operand, const_float_1_operand, fpmem_offset_operand,
4217 branch_operator, ubranch_operator, boolean_operator): Move to
4219 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4220 (xtensa_mem_offset): Change return type to bool.
4221 (xtensa_extra_constraint): New.
4222 (gen_int_relational): Update type of const_range_p function pointer.
4223 Use xtensa_b4const_or_zero.
4224 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4225 xtensa_const_ok_for_letter_p. Update comments.
4226 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4227 (PREDICATE_CODES): Delete.
4228 * config/xtensa/xtensa.md: Include predicates.md.
4229 * config/xtensa/predicates.md: New file.
4231 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4233 * config/v850/v850-protos.h: Remove the prototypes for
4234 reg_or_int9_operand, reg_or_const_operand,
4235 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4236 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4237 movsi_source_operand, power_of_two_operand,
4238 not_power_of_two_operand, special_symbolref_operand,
4239 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4240 register_is_ok_for_epilogue.
4241 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4242 reg_or_int9_operand, reg_or_const_operand,
4243 call_address_operand, special_symbolref_operand,
4244 movsi_source_operand, power_of_two_operand,
4245 not_power_of_two_operand, register_is_ok_for_epilogue,
4246 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4247 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4249 * config/v850/v850.h (PREDICATE_CODES): Remove.
4250 * config/v850/v850.md: Include predicates.md.
4251 * config/v850/predicates.md: New.
4253 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4255 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4256 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4257 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4258 (itoolsdir, itoolsdatadir): Move definition above new first use.
4259 (install-itoolsdirs): New rule.
4260 (install-mkheaders): Depend on install-itoolsdirs, not
4261 install-include-dir.
4263 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4265 * tree-into-ssa.c: Remove obsolete comments.
4267 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4269 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4270 unrolling if -fpeel-loops is specified, too.
4271 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4272 Remove superfluous check for flag_unroll_loops.
4274 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4276 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4277 (lrint_optab, llrint_optab): Define corresponding macros.
4278 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4279 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4280 pattern and llrint_optab using llrintdi2 patterns.
4281 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4282 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4283 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4284 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4285 flag_unsafe_math_optimizations is set.
4287 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4289 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4290 simplify_logical, if_then_else_cond, known_cond,
4291 simplify_comparison): Adjust calls to reverse_comparison.
4292 Don't use combine_reversed_comparison_code).
4293 (combine_reversed_comparison_code): Remove.
4294 (reversed_comparison): Using reversed_comparison_code, move it...
4295 * jump.c (reversed_comparison): ... here.
4296 * rtl.h (reversed_comparison): Add prototype.
4298 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4300 * builtins.c (fold_builtin): Take decomposed arguments of
4302 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4303 * gimplify.c (gimplify_call_expr): Likewise.
4304 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4305 * tree.h: Update the prototype of fold_builtin.
4307 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4309 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4310 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4311 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4312 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4313 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4315 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4317 * builtins.c (fold_builtin_1): Take decomposed arguments of
4319 (fold_builtin): Update a call to fold_builtin_1.
4321 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4324 * gcov.c (output_lines): Only output function block summary when
4325 outputting branch information.
4326 * doc/gcov.texi: Document format of preamble and additional block
4329 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4331 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4332 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4333 the defaults false if BITS_PER_UNIT != 8.
4334 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4335 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4336 than BITS_PER_UNIT != 8.
4337 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4338 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4339 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4341 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4342 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4344 2005-03-20 Roger Sayle <roger@eyesopen.com>
4347 * fold-const.c (fold_binary): Fix type mismatch between
4348 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4349 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4350 for non-truth-valued expressions.
4352 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4353 and FUNCTION_DECL in the main switch.
4354 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4355 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4356 we also need to convert their operands to match.
4357 <TRUTH_NOT_EXPR>: Likewise.
4359 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4361 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4362 diagnostic without checking whether an lvalue.
4363 * c-common.h (lvalue_p): Remove.
4364 (enum lvalue_use): Update comment.
4365 (lvalue_or_else): Replace by lvalue_error.
4366 * c-typeck.c (lvalue_p): Make static.
4367 (lvalue_or_else): New. Call lvalue_error.
4369 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4371 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4372 (function_arg_advance): Use rs6000_parm_start.
4373 (function_arg, rs6000_arg_partial_bytes): Likewise.
4375 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4377 * c-common.c (check_case_value): Adjust comment about stripping
4379 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4380 * c-typeck.c (default_conversion, convert_arguments,
4381 build_modify_expr, convert_for_assignment, store_init_value,
4382 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4383 manually. Remove inaccurate comments.
4385 2005-03-20 Roger Sayle <roger@eyesopen.com>
4386 Joseph S. Myers <joseph@codesourcery.com>
4388 * varasm.c (do_assemble_alias): Restore comment describing function.
4389 Annotate the target parameter as potentially unused.
4391 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4394 * config/avr/avr.c (avr_output_function_prologue): Do not use
4395 current_function_name() in a label, use a local label instead.
4397 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4399 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4400 flag_finite_math_only, not flag_unsafe_math_optimizations.
4402 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4404 * builtins.c (fold_builtin_1): Update a call to
4405 targetm.fold_builtin.
4406 * hooks.c (hook_tree_tree_bool_null): Rename to
4407 hook_tree_tree_tree_bool_null. Take one more argument of type
4409 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4410 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4411 hook_tree_tree_tree_bool_null.
4412 * target.h (gcc_target): Update the prototype of fold_builtin.
4413 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4414 arguments of CALL_EXPR.
4415 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4418 2005-03-20 Jan Hubicka <jh@suse.cz>
4420 * cgraph.h (cgraph_node): Add prev_clone pointer.
4421 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4422 (cgraph_clone_node): Produce doubly linked chain.
4424 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4426 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4427 get_nonnull_operand, handle_sentinel_attribute,
4428 check_function_arguments_recurse): Do not strip NOPS from
4430 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4432 * c-format.c (get_constant): Likewise.
4433 * c-parser.c (c_parser_postfix_expression): Likewise.
4434 * c-typeck.c (set_init_index): Likewise.
4435 (convert_arguments): Don't check for NOP_EXPR containing integer
4438 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4440 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4441 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4442 Take decomposed arguments of CALL_EXPR.
4443 (fold_builtin_1): Update calls to the functions mentioned
4446 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4448 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4449 width to have integer type.
4450 (build_enumerator): Require enumerator value to have integer type.
4452 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4454 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4457 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4459 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4460 std=iso9899:199x): Correct descriptions.
4462 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4464 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4467 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4469 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4471 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4472 fold_builtin_memcpy.
4474 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4475 arguments of CALL_EXPR.
4476 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4477 fold_builtin_found, fold_builtin_1): Update calls to
4478 fold_trunc_transparent_mathfn.
4480 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4483 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4484 function pointers on targets that require function pointer
4486 (fold_sign_changed_comparison): Likewise.
4488 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4490 * combine.c (try_combine): When changing the mode of a hard reg, make
4491 sure that doing so is valid.
4493 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4495 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4496 (TARGET_HANDLE_OPTION): Override default.
4497 (avr_handle_option): New function.
4498 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4499 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4500 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4501 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4502 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4503 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4504 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4505 (TARGET_OPTIONS): Delete.
4506 * config/avr/avr.opt: New file.
4508 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4510 * config/m32r/m32r-protos.h: Remove the prototypes for
4511 call_address_operand, symbolic_operand, seth_add3_operand,
4512 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4513 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4514 two_insn_const_operand, move_src_operand,
4515 move_double_src_operand, move_dest_operand,
4516 eqne_comparison_operator, signed_comparison_operator,
4517 large_insn_p, conditional_move_operand, carry_compare_operand,
4518 m32r_block_immediate_operand, extend_operand,
4519 reg_or_eq_int16_operand, int8_operand, and
4520 reg_or_zero_operand.
4521 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4522 seth_add3_operand, int8_operand, cmp_int16_operand,
4523 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4524 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4525 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4526 move_double_src_operand, move_dest_operand,
4527 eqne_comparison_operator, signed_comparison_operator,
4528 extend_operand, small_insn_p, large_insn_p,
4529 conditional_move_operand, carry_compare_operand,
4530 m32r_block_immediate_operand): Move to predicates.md.
4531 (MAX_MOVE_BYTES): Move to m32r.h.
4532 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4533 * config/m32r/m32r.md: Include predicates.md.
4534 * config/m32r/predicates.md: New.
4536 2005-03-18 James E Wilson <wilson@specifixinc.com>
4539 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4542 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4544 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4545 call_address_operand, const_8bit_operand.
4546 * config/mn10300/mn10300.c (call_address_operand,
4547 const_8bit_operand, const_1f_operand): Move to predicates.md.
4548 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4549 * config/mn10300/mn10300.md: Include predicates.md.
4550 * config/mn10300/predicates.md: New.
4552 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4554 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4555 declarations in diagnostics and %E for identifiers, not %s.
4557 2005-03-18 Jan Hubicka <jh@suse.cz>
4558 Dale Johannesen <dalej@apple.com>
4560 * basic-block.h (scale_bbs_frequencies_int,
4561 scale_bbs_frequencies_gcov_type): Declare.
4562 * cfg.c (RDIV): New macro.
4563 (update_bb_frequency_for_threading): Fix.
4564 * basic-block.h (scale_bbs_frequencies_int,
4565 scale_bbs_frequencies_gcov_type): New.
4566 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4567 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4568 scale_bbs_frequencies_int.
4569 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4571 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4573 * config/m32r/m32r-protos.h: Remove the prototypes for
4574 call_address_operand, symbolic_operand, seth_add3_operand,
4575 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4576 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4577 two_insn_const_operand, move_src_operand,
4578 move_double_src_operand, move_dest_operand,
4579 eqne_comparison_operator, signed_comparison_operator,
4580 large_insn_p, conditional_move_operand, carry_compare_operand,
4581 m32r_block_immediate_operand, extend_operand,
4582 reg_or_eq_int16_operand, int8_operand, and
4583 reg_or_zero_operand.
4584 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4585 seth_add3_operand, int8_operand, cmp_int16_operand,
4586 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4587 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4588 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4589 move_double_src_operand, move_dest_operand,
4590 eqne_comparison_operator, signed_comparison_operator,
4591 extend_operand, small_insn_p, large_insn_p,
4592 conditional_move_operand, carry_compare_operand,
4593 m32r_block_immediate_operand): Move to predicates.md.
4594 (MAX_MOVE_BYTES): Move to m32r.h.
4595 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4596 * config/m32r/m32r.md: Include predicates.md.
4597 * config/m32r/predicates.md: New.
4599 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4601 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4602 symbolic_operand, symbolic_memory_operand,
4603 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4604 indexed_memory_operand, move_dest_operand, move_src_operand,
4605 prefetch_cc_operand, prefetch_nocc_operand,
4606 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4607 arith_operand, arith11_operand, pre_cint_operand,
4608 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4609 ireg_operand, int5_operand, uint5_operand, int11_operand,
4610 uint32_operand, arith5_operand, and_operand, ior_operand,
4611 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4612 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4613 shadd_operand, movb_comparison_operator,
4614 cmpib_comparison_operator): Move to predicates.md.
4615 (magic_milli, shadd_constant_p): Make it extern.
4616 * config/pa/pa.h (PREDICATE_CODES): Remove.
4617 * config/pa/pa.md: Include predicates.md.
4618 * config/pa/predicates.md: New.
4620 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4623 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4625 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4626 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4627 config/alpha/freebsd.h, config/alpha/linux.h,
4628 config/alpha/netbsd.h, config/alpha/osf5.h,
4629 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4630 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4631 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4632 doc/cppopts.texi: Update copyright.
4634 2005-03-18 Jan Hubicka <jh@suse.cz>
4637 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4639 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4642 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4644 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4647 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4649 * combine.c (gen_binary): Remove.
4650 (known_cond, simplify_shift_const, find_split_point,
4651 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4652 simplify_logical, expand_field_assignment, extract_left_shift,
4653 force_to_mode, if_then_else_cond, apply_distributive_law,
4654 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4655 simplify_comparison, reversed_comparison): Replace with
4656 simplify_gen_binary, simplify_gen_relational or
4657 distribute_and_simplify_rtx.
4658 (distribute_and_simplify_rtx): New function.
4660 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4661 Paolo Bonzini <gcc.gnu.org>
4663 * calls.c (setjmp_call_p, special_function_p): Update comments
4664 at the head of the functions.
4666 2005-03-18 Jan Hubicka <jh@suse.cz>
4668 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4670 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4671 function body should be released; do not proactively release function
4672 bodies in non-unit-at-a-time mode.
4674 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4676 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4677 mno-fp-ret-in-387 multilib variants.
4679 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4681 * common.opt (m): Remove.
4682 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4684 (common_handle_option): Remove OPT_m case.
4686 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4688 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4690 (fold_builtin_1): Update a call to fold_builtin_bitop.
4692 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4694 (fold_builtin_1): Update a call to fold_builtin_signbit.
4696 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4698 PR tree-optimization/20474
4699 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4700 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4702 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4704 * config/h8300/h8300-protos.h: Remove prototypes for
4705 general_operand_src, general_operand_dst, single_one_operand,
4706 single_zero_operand, call_insn_operand,
4707 two_insn_adds_subs_operand, small_call_insn_operand,
4708 jump_address_operand, bit_operand, bit_memory_operand,
4709 stack_pointer_operand, const_int_gt_2_operand,
4710 const_int_ge_8_operand, const_int_qi_operand,
4711 const_int_hi_operand, incdec_operand, bit_operator,
4712 nshift_operator, eqne_operator, gtle_operator,
4713 gtuleu_operator, iorxor_operator.
4714 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4715 h8300_ldm_stm_parallel.
4716 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4718 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4719 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4720 (h8300_ldm_stm_parallel): Make it extern.
4721 (h8300_ldm_parallel, h8300_stm_parallel,
4722 h8300_return_parallel, general_operand_src,
4723 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4724 nibble_operand, reg_or_nibble_operand, single_one_operand,
4725 single_zero_operand, call_insn_operand,
4726 two_insn_adds_subs_operand, small_call_insn_operand,
4727 jump_address_operand, bit_operand, bit_memory_operand,
4728 stack_pointer_operand, const_int_gt_2_operand,
4729 const_int_ge_8_operand, const_int_qi_operand,
4730 const_int_hi_operand, incdec_operand, eqne_operator,
4731 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4732 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4733 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4734 nshift_operator): Move to predicates.md.
4735 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4736 * config/h8300/h8300.md: Include predicates.md.
4737 * config/h8300/predicates.md: New.
4739 2005-03-17 Richard Henderson <rth@redhat.com>
4741 * config.gcc (ia64*-*-hpux*): Add extra_options.
4742 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4743 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4744 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4745 (ia64_tls_size_string, ia64_tune_string): Remove.
4746 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4747 (TARGET_DEFAULT_TARGET_FLAGS): New.
4748 (TARGET_HANDLE_OPTION): New.
4749 (ia64_override_options): Move options parsing ...
4750 (ia64_handle_option): ... here. New.
4751 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4752 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4753 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4754 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4755 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4756 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4757 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4758 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4759 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4760 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4761 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4762 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4763 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4764 TARGET_EARLY_STOP_BITS): Remove.
4765 (TARGET_ILP32): Default false.
4766 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4767 (enum ia64_inline_type): New.
4768 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4769 * config/ia64/ia64.md: Update for new definitions of
4770 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4771 * config/ia64/ia64.opt: New file.
4772 * config/ia64/ilp32.opt: New file.
4774 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4777 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4779 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4781 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4782 instead of MASK_H8300S.
4783 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4784 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4785 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4786 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4787 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4788 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4789 TARGET_SWITCHES): Remove.
4790 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4792 * config/h8300/h8300.opt: New.
4794 * config/alpha/alpha.opt, config/arc/arc.opt,
4795 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4798 2005-03-17 Ian Lance Taylor <ian@airs.com>
4802 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4804 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4805 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4806 (TARGET_HANDLE_OPTION): Override default.
4807 (arc_handle_option): New function.
4808 (arc_init): Remove code to set arch_cpu_string.
4809 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4810 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4811 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4812 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4813 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4814 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4815 (arc_rodata_string, TARGET_OPTIONS): Delete.
4816 * config/arc/arc.opt: New file.
4818 2005-03-17 Richard Henderson <rth@redhat.com>
4820 * doc/extend.texi (Weak Pragmas): New section.
4821 (attribute alias): Clarify that target must be in the same
4824 2005-03-17 Richard Henderson <rth@redhat.com>
4826 * config/alpha/alpha.opt: New file.
4827 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4829 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4830 alpha_fprm_string, alpha_fptm_string): Make static.
4831 (alpha_tls_size_string): Remove.
4832 (alpha_handle_option): New.
4833 (override_options): Update for alpha_cpu/alpha_tune split.
4834 (alpha_file_start): Likewise.
4835 (TARGET_DEFAULT_TARGET_FLAGS): New.
4836 (TARGET_HANDLE_OPTION): New.
4837 * config/alpha/alpha.h (alpha_tune): Declare.
4838 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4839 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4840 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4841 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4842 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4843 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4844 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4845 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4846 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4847 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4848 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4849 (TARGET_DEFAULT): Remove MASK_FP.
4850 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4851 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4852 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4853 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4854 alpha_tls_size_string): Remove.
4855 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4856 (attribute tune): Rename from attribute cpu.
4857 * config/alpha/ev4.md: Update to match.
4858 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4859 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4860 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4861 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4862 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4863 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4865 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4867 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4868 and return without creating new state if before_nops_num is nonzero.
4869 * config/ia64/ia64.md (first_insn): New attribute.
4870 (alloc): Set it to yes.
4872 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4874 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4875 STMT_VINFO_SUBVARS to NULL.
4876 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4878 2005-03-16 Dale Johannesen <dalej@apple.com>
4880 * rtlanal.c (find_first_parameter_load): Rewrite to
4881 return actual first param load or the call if none,
4882 instead of first in block, when not all loads exist.
4884 2005-03-16 Roger Sayle <roger@eyesopen.com>
4886 * optabs.c (expand_copysign_absneg): Make static.
4887 * optabs.h (expand_copysign_absneg): Delete prototype.
4888 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4890 2005-03-16 Richard Henderson <rth@redhat.com>
4893 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4894 (alias_pairs): Rename from output_defs.
4895 (find_decl_and_mark_needed): Split out from assemble_alias.
4896 (do_assemble_alias): New.
4897 (assemble_output_def): Remove.
4898 (finish_aliases_1, finish_aliases_2): New.
4899 (process_pending_assemble_output_defs): Remove.
4900 (assemble_alias): Defer aliases for which we don't yet have a
4901 non-external decl for the target symbol.
4902 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4903 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4904 * toplev.c (compile_file): Use finish_aliases_2 instead of
4905 process_pending_assemble_output_defs.
4906 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4907 (process_pending_assemble_output_defs): Remove.
4909 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4911 Fix PR tree-optimization/20489
4913 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4914 for empty structures.
4916 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4918 Fix PR tree-optimization/20490
4920 * tree-ssa-pre.c (create_expression_by_pieces): Use
4921 force_gimple_operand on result of fold.
4923 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4925 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4926 of closing parenthesis.
4928 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4930 * builtins.c (expand_movstr): Update a call to
4931 fold_builtin_strcpy.
4932 (expand_builtin_strncpy): Update a call to
4933 fold_builtin_strncpy.
4934 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4935 arguments of CALL_EXPR.
4936 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4937 fold_builtin_strncpy.
4938 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4939 * tree.h: Update the prototypes of fold_builtin_strcpy and
4940 fold_builtin_strncpy.
4942 2005-03-16 Steven Bosscher <stevenb@suse.de>
4943 Dorit Naishlos <dorit@il.ibm.com>
4945 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4946 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4949 2005-03-16 Steven Bosscher <stevenb@suse.de>
4951 * tree-inline.c (walk_type_fields, walk_tree,
4952 walk_tree_without_duplicates): Move from here...
4953 * tree.c: ...to here.
4955 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4957 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4958 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4959 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4960 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4961 (version): Define using $(BASEVER_c).
4962 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4964 (version.o): Depend on version files; add custom generation command.
4965 (prefix.o): Define BASEVER on command line.
4966 (s-iov): Depend on version files; adjust command.
4967 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4969 (gcc-vers.texi): New rule.
4970 (doc/%.info, doc/%.dvi): Add -I . to command line.
4971 (doc/gccinstall.dvi): Likewise.
4972 (PACKAGE): Delete. All uses replaced with "gcc".
4973 * aclocal.m4: Do not include gcc-version.m4.
4974 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4975 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4976 Set is_release based on contents of DEV-PHASE.
4977 Set gcc_version based on contents of BASE-VER.
4978 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4979 * config.in, configure: Regenerate.
4980 * gccbug.in: Determine version of GCC in use at runtime.
4981 * gcov-iov.c: Get version number and development phase from
4982 command line, not by including version.c.
4983 * intl.c: Replace all uses of PACKAGE with "gcc".
4984 * libada-mk.in: Delete unused "gcc_version" variable.
4985 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4986 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4987 commentary to match.
4988 (version_string): Put together from pieces.
4989 * config/alpha/x-vms: Do not use $(gcc_version).
4990 * config/i386/t-nwld: Likewise.
4991 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4992 version-GCC and DEVELOPMENT.
4994 2005-03-15 Roger Sayle <roger@eyesopen.com>
4996 PR tree-optimization/17454
4997 * tree.c (tree_size): Add case for TREE_BINFO.
4998 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4999 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5001 2005-03-15 Roger Sayle <roger@eyesopen.com>
5003 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5004 op1 whilst expanding the signed widenening multiply variant.
5006 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5008 * toplev.c (display_target_options): Avoid unused variable warning if
5009 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5010 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5011 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5012 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5013 (mips_isa_info): New variable.
5014 (mips_parse_cpu): Remove the first argument and leave the caller
5016 (TARGET_HANDLE_OPTION): Override default.
5017 (mips_handle_option): New function. Move option validation code from...
5018 (override_options): ...here. Update calls to mips_parse_cpu.
5019 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5020 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5021 (SUBTARGET_TARGET_OPTIONS): Delete.
5022 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5023 (mno-flush-func, mtune=): New options.
5025 2005-03-15 Roger Sayle <roger@eyesopen.com>
5026 Richard Henderson <rth@redhat.com>
5028 * real.c (c4x_single_format, c4x_extended_format): Provide values
5029 for signbit_ro for c4x's single and extended floating point formats.
5030 * optabs.c (expand_copysign): Use the floating point format's
5031 signbit_ro for expanding via expand_copysign_absneg, and it's
5032 signbit_rw field for expanding via expand_copysign_bit.
5034 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5036 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5037 known_alignment_for_access_p.
5038 (known_alignment_for_access_p): New.
5039 (do_peeling_for_alignment): Field made int instead of bool and renamed
5040 to peeling_for_alignment.
5041 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5042 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5043 functionality used to be in vect_analyze_operations.
5044 (vect_analyze_operations): Code to determine vectorization factor was
5045 moved to vect_determine_vectorization_factor.
5046 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5047 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5049 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5050 be part of vect_analyze_operations).
5051 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5052 creating the guard condition, as the number of iterations may be
5054 (slpeel_tree_peel_loop_to_edge): Use new name of
5055 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5056 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5057 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5058 (vect_do_peeling_for_alignment): Use fold.
5059 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5061 (vect_update_inits_of_dr): Renamed to
5062 vect_update_init_of_dr.
5063 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5064 (vectorizable_store): Fix assertion to use == instead of =.
5066 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5068 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5069 call_used_regs for wCG registers.
5071 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5073 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5074 for non-offsettable memory references to cope with outstanding reload
5075 replacements, take 2.
5077 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5080 * config/i386/i386.h (x86_fisttp): New.
5081 (TARGET_FISTTP): New macro.
5082 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5083 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5084 instruction when fisttp flag is set.
5085 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5087 * config/i386/i386.md (type attribute): Add fisttp.
5088 (unit attribute): Set to i387 for fisttp type.
5089 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5090 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5092 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5093 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5095 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5096 patterns for TARGET_FISTTP. Enable patterns for
5097 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5098 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5099 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5100 implement fisttp x87 insn.
5101 (fix_trunc*_i387_fisttp splitters): New patterns.
5102 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5103 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5104 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5106 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5107 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5108 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5109 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5110 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5111 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5112 Disable patterns for TARGET_FISTTP.
5113 (fix_trunc*_i387 splitters): Implement usign mode macros.
5114 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5115 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5116 (fix_trunx*_sse peephole2s): Implement using mode macros.
5118 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5120 PR rtl-optimization/20291
5121 * combine.c (try_combine): If splitting fails, re-try with
5122 original combined pattern, i.e. before clobber stripping.
5124 2005-03-14 Eric Christopher <echristo@redhat.com>
5126 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5127 STACK_GROWS_DOWNWARD.
5129 2005-03-14 Roger Sayle <roger@eyesopen.com>
5131 * real.h (struct real_format): Split the signbit field into two
5132 two fields, signbit_ro and signbit_rw.
5133 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5134 mips_double_format, ieee_extended_motorola_format,
5135 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5136 ieee_extended_intel_128_format, ibm_extended_format,
5137 mips_extended_format, ieee_quad_format, mips_quad_format,
5138 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5139 i370_double_format, c4x_single_format, c4x_extended_format,
5140 real_internal_format): Update initializers for new field.
5141 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5142 real_format structure.
5143 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5144 field of the real_format structure.
5146 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5148 Fix PR tree-optimization/20458
5150 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5151 DECL_EXTERNAL on STRUCT_FIELD tags.
5152 (clear_call_clobbered): Ditto.
5153 * tree-ssa-operands.c (note_addressable): Make sure the original
5154 variable doesn't slip into the addressable list if we have
5156 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5159 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5161 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5162 (-fwide-exec-charset): Likewise.
5163 (-finput-charset): Likewise.
5164 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5165 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5166 * c.opt (Wnormalized): New.
5168 2005-03-14 Devang Patel <dpatel@apple.com>
5170 * doc/invoke.texi: Add reference to Visibility document.
5172 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5174 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5175 MASK_SPLIT_ADDRESSES.
5176 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5177 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5178 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5179 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5180 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5181 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5182 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5183 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5184 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5185 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5186 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5187 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5188 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5189 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5190 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5191 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5192 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5193 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5194 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5195 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5196 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5197 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5198 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5199 (TARGET_EXPLICIT_RELOCS): Delete.
5200 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5201 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5202 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5203 (override_options): Set MASK_LONG64 if -mint64 is given and no
5204 -mlongXX option is. Complain about -mint64 -mlong32.
5205 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5206 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5207 * config/mips/mips.opt: New file.
5209 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5211 * config.gcc (extra_options): New variable for listing option files.
5212 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5213 * configure.ac (extra_opt_files): New AC_SUBST variable.
5214 (tm_file_list, tm_include_list): Include options.h first.
5215 * configure: Regenerate.
5216 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5217 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5218 (s-options-h): New rule.
5219 (options.h): Depend on it.
5220 (TEXI_GCCINT_FILES): Add options.texi.
5221 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5222 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5223 * target.h (gcc_target): Add default_target_flags and handle_option.
5224 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5225 (TARGET_HANDLE_OPTION): New macros.
5226 (TARGET_INITIALIZER): Include them.
5227 * opt-functions.awk (opt_args, nth_arg): New functions.
5228 (switch_flags): Handle the "Target" flag.
5230 (var_name): Use opt_args and nth_arg.
5231 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5232 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5233 macros for the "Mask" and "InverseMask" options.
5234 * opts.h (cl_var_cond): New enum.
5235 (cl_option): Replace the "has_set_value" and "set_value" fields with
5236 "var_cond" and "var_value".
5237 (CL_TARGET): New macro.
5238 (option_enabled, print_filtered_help): Declare.
5239 (decode_options): Move definition.
5240 * opts.c (handle_option): Search for the original option before
5241 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5242 var_cond and var_value fields. Use targetm.handle_option to handle
5244 (decode_options): Set target_flags to targetm.default_target_flags.
5245 (print_filtered_help): Make global. Handle CL_TARGET.
5246 (option_enabled): New function.
5247 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5248 (display_target_options, set_target_switch, print_switch_values)
5249 (default_pch_valid_p): Guard uses of target_switches with
5250 #ifdef TARGET_SWITCHES. Also...
5251 (display_target_options): Display the CL_TARGET entries in cl_options.
5252 (set_target_option): Don't complain about the "" option when
5253 TARGET_SWITCHES is undefined.
5254 (print_switch_values): Use option_enabled.
5255 (default_pch_valid_p): Check cl_options[] when looking for something
5256 that has changed the value of target_flags.
5257 * c.opt: Remove documentation from top of file.
5258 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5259 * doc/sourecebuild.texi: Refer to the new options documentation
5260 instead of c.opt. Document machine-specific .opt files.
5261 * doc/tm.texi (target_flags): Say that this variable is declared
5263 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5264 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5266 * doc/options.texi: New file.
5268 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5271 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5274 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5277 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5278 temporary variable of pointer type if an lvalues is required.
5279 (gimplify_modify_expr_rhs): Request an rvalue from it.
5280 (gimplify_expr): Pass fallback on.
5282 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5284 * cfgbuild.c: Update comments.
5286 2005-03-14 Roger Sayle <roger@eyesopen.com>
5288 PR rtl-optimization/17236
5289 * optabs.c (expand_doubleword_mult): New helper function split out
5290 from expand_binop. Permute the order in which instructions are
5291 emitted to minimize the number of simultaneously live registers.
5292 (expand_binop): Call expand_doubleword_mult to synthesize a double
5293 word multiplication.
5295 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5297 * basic-block.h: Update the prototypes of cached_make_edge and
5299 * cfg.c (cached_make_edge): Take edge_cache representing one
5300 row of the adjacency matrix of edges.
5301 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5302 (make_edges): Initialize edge_cache to represent one row of
5303 the adjacency matrix of edges.
5305 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5307 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5309 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5310 Remove unused removed_phis variable.
5311 (conditional_replacement): Use build1/build2.
5312 (abs_replacement): Use last_and_only_stmt and build1/build2.
5314 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5316 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5317 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5318 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5319 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5320 * c-common.c (handle_novops_attribute): New function.
5321 (c_common_attribute_table): Add "no vops" entry.
5322 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5323 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5324 * tree-ssa-operands.c (get_call_expr_operands): Do not
5325 create virtual operands for calls with ECF_NOVOPS flag.
5326 * tree.h (DECL_IS_NOVOPS): New macro.
5327 (struct tree_decl): Add novops_flag.
5328 (ECF_NOVOPS): New constant.
5330 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5333 * config/i386/i386.c (x86_use_himode_fiop): New.
5334 (x86_use_simode_fiop): Rename from x86_use_fiop.
5335 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5336 (TARGET_USE_HIMODE_FIOP): New.
5337 (x86_use_simode_fiop): Rename from x86_use_fiop.
5338 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5340 * config/i386/i386.md (X87MODEI12): New mode macro define.
5341 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5342 to implement x87 FP compare with HImode input operands.
5343 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5344 Use X87MODEI12 mode macro to handle HImode input operands.
5345 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5346 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5347 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5348 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5349 macro to implement x87 operators with HImode input operands.
5350 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5353 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5355 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5357 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5358 constants invariant.
5360 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5362 * basic-block.h (BB_VISITED): Removed.
5363 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5365 2005-03-14 Falk Hueffner <falk@debian.org>
5368 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5370 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5372 * ggc-zone.c: Fix comment typos.
5374 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5375 stringpool.c, config/mips/mips-protos.h: Update copyright.
5377 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5379 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5380 throughout with its typedef, "rtx".
5381 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5382 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5383 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5384 regs in comment to match code.
5386 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5388 * except.c (check_handled): Make it static.
5389 * except.h: Remove the corresponding prototype.
5391 * function.c (get_func_frame_size): Make it static.
5392 * function.h: Remove the corresponding type.
5394 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5396 * hard-reg-set.h: Remove the corresponding declarations.
5398 * tree-cfg.c (verify_stmts): Check that
5399 bb_for_stmt (stmt) == bb for every PHI node and statement.
5401 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5403 * config.gcc: Remove excess indentation.
5404 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5406 2005-03-13 Roger Sayle <roger@eyesopen.com>
5409 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5410 * fold-const.c (fold_sign_changed_comparison): Likewise.
5411 (fold_binary): Optimize comparisons against widened operands if
5412 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5414 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5416 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5417 (sparc_override_options): Initialize it.
5418 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5420 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5422 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5423 (reg_or_none500mem_operand): New predicate.
5424 (zero_reg_mem_operand): New predicate.
5425 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5426 to reg_or_none500mem_operand.
5427 (extendsfdf2_fpr): Add MEM alternative.
5428 (extenddftf2_internal): Change operand2 predicate to
5429 zero_reg_mem_operand.
5431 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5433 * ggc-zone.c: Rewritten.
5435 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5437 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5438 * config.in: Regenerated.
5439 * configure: Regenerated.
5440 * gengtype.c (write_types_process_field, write_func_for_structure):
5441 Pass new argument to gt_pch_note_object.
5442 * ggc-common.c (struct ptr_data): Add TYPE.
5443 (gt_pch_note_object): Take TYPE argument and save it.
5444 (call_count): Update call to ggc_pch_count_object.
5445 (call_alloc): Update call to ggc_pch_alloc_object.
5446 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5448 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5449 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5450 (ggc_alloc_zone_stat): Delete.
5451 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5452 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5453 (ggc_pch_alloc_object): Update prototypes.
5454 (garbage_zone): Delete.
5455 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5456 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5458 (tree_id_zone): New variable.
5459 (ggc_alloc_cleared_zone): Remove unused.
5460 (ggc_alloc_zone): Define.
5461 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5462 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5463 ggc_alloc_zone_stat.
5464 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5465 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5466 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5467 (make_node_stat): Likewise. Use tree_id_zone.
5469 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5470 Joseph S. Myers <joseph@codesourcery.com>
5472 * configure.ac: Check for MIPS TLS.
5473 * configure: Regenerated.
5474 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5475 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5476 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5477 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5478 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5479 (mips_classify_symbol, mips_symbolic_constant_p)
5480 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5481 (mips_tls_operand_p, mips_call_tls_get_addr)
5482 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5483 (mips_tls_symbol_ref_1): New functions.
5484 (mips_legitimize_address, mips_legitimize_const_move): Call
5485 mips_legitimize_tls_address.
5486 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5488 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5489 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5490 (mips_char_to_class): Document V1_REG.
5491 (HAVE_AS_TLS): Provide default.
5492 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5494 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5496 (tls_get_tp_<mode>): New instruction.
5498 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5500 * configure.ac: Update checks for target tools.
5501 * configure: Regenerated.
5503 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5505 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5507 2005-03-13 Roger Sayle <roger@eyesopen.com>
5509 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5510 more classes of DImode multiplication by constant. Allow both
5511 multiplication by small negative constants (by performing a
5512 multiplication by a positive constant and negating the result) and
5513 multiplications by large powers of two, by using a left shift.
5515 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5517 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5518 of basic blocks into work_stack.
5520 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5521 config/mips/vr.h: Update copyright.
5523 * c-decl.c (c_init_decl_processing): Remove useless calls to
5524 build_function_type.
5526 * builtins.c (fold_trunc_transparent_mathfn,
5527 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5528 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5529 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5530 fold_builtin_strcpy, fold_builtin_strncpy,
5531 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5534 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5537 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5538 variable determinant.
5540 * tree-cfg.c (group_case_labels): Remove local variable type.
5542 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5545 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5548 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5551 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5552 (*movmemqi_insn): Delete.
5553 (*movmemhi): Delete.
5555 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5557 * builtins.c (fold_builtin_classify): Take decomposed
5558 arguments of CALL_EXPR.
5559 (fold_builtin_1): Update a call to fold_builtin_classify.
5561 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5564 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5565 through into call to parser_xref_tag after parse error.
5566 (c_parser_struct_declaration): Consistently return NULL_TREE on
5569 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5571 * tree-flow-inline.h (ref_contains_array_ref): New function.
5572 (lookup_subvars_for_var): Ditto.
5573 (get_subvars_for_var): Ditto.
5574 (var_can_have_subvars): Ditto.
5576 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5577 (struct subvar): New type.
5579 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5581 * tree-optimize.c (init_tree_optimization_passes): Call
5582 pass_create_structure_vars.
5584 * tree-ssa-alias.c: Include vec.h.
5585 (init_alias_info): Don't auto-clear call clobbered on struct-field
5587 (compute_flow_insensitive_aliasing): Handle subvars.
5588 (group_aliases): Handle STRUCT_FIELD aliases.
5589 (setup_pointers_and_addressables): Ditto.
5590 Don't mark variables non-addressable if they still have
5591 addressable subvars.
5592 Also mark subvars addressable when the real variable is marked
5594 (add_pointed_to_var): Try to prune the pointed-to set by only
5595 pointing to subvars when possible.
5596 Otherwise, make sure we set addresses_needed and pt_vars to
5597 properly include subvars.
5598 (bitpos_of_field): New function.
5599 (push_fields_onto_fieldstack): Ditto.
5600 (get_or_create_used_part_for): Ditto.
5601 (create_overlap_variables_for): Ditto.
5602 (find_used_portions): Ditto.
5603 (create_structure_vars): Ditto.
5604 (pass_create_structure_vars): New structure.
5606 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5607 (get_expr_operands): Handle subvars. Also try to turn
5608 COMPONENT_REF accesses into must-defs now that we can accurately
5610 (note_addressable): Try to only mark as addressable those subvars
5611 we know a COMPONENT_REF touches.
5612 (overlap_subvar): New function.
5614 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5615 Handle subvar storing.
5616 (vect_address_analysis): Update caller of vect_object_analysis.
5618 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5620 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5621 (STMT_VINFO_SUBVARS): New macro.
5623 * common.opts: add flag_tree_salias.
5625 * opts.c (decode_options): flag_tree_salias defaults to on.
5627 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5629 * doc/tree-ssa.texi: Document structural alias analysis.
5631 2005-03-12 Steven Bosscher <stevenb@suse.de>
5633 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5634 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5635 * tree-ssa-operands.c (get_expr_operands): Likewise.
5636 (get_expr_operands): Likewise for ERROR_MARK.
5638 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5640 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5643 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5646 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5647 (mark_operand_necessary): Remove local variable ver.
5649 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5650 variable prefix_len.
5652 * value-prof.c (mod_subtract_transform): Remove local variable
5655 * builtins.c (fold_builtin_exponent): Take decomposed
5656 arguments of CALL_EXPR.
5657 (fold_builtin_1): Update a call to fold_builtin_exponent.
5659 * builtins.c (fold_builtin_logarithm): Take decomposed
5660 arguments of CALL_EXPR.
5661 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5663 * c-decl.c (c_init_decl_processing): Remove local variables
5664 ptr_ftype_void and ptr_ftype_ptr.
5666 * gimplify.c (gimplify_expr): Remove local variables r0 and
5669 * reg-stack.c (move_for_stack_reg): Remove local variable
5671 (compare_for_stack_reg): Remove local variable flags_user.
5672 (convert_regs_1): Remove local variable deleted.
5674 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5676 (combine_blocks): Remove local variables exits and new_e.
5678 * tree-inline.c (expand_call_inline): Remove local variable
5681 * tree-ssa-live.c (create_ssa_var_map,
5682 calculate_live_on_entry): Remove local variable snn.
5684 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5686 * c-lex.c (c_lex_with_flags): Add parameter to call to
5689 2005-03-11 Per Bothner <per@bothner.com>
5691 * c-tree.h (struct c_declarator): New id_loc field.
5692 * c-pragma.h (c_lex_with_flags): Take position reference.
5693 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5694 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5695 (c_lex): Pass dummy location to c_lex_with_flags.
5696 * c-parser.c (c_lex_one_token): Set c_token's location using
5697 c_lex_with_flags, instead of input_location, which might be "ahead".
5698 (c_parser_direct_declarator): Set declarator's id_loc from
5700 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5701 declarator's id_loc, rather than probably-imprecise input_location.
5702 (build_id_declarator): Initialize c_declarator's id_loc field.
5704 2005-03-11 Roger Sayle <roger@eyesopen.com>
5707 * builtins.c (expand_builtin_signbit): Force the signbit's word
5708 into an integer register to avoid SUBREGs of floating point modes.
5710 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5712 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5713 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5714 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5715 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5717 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5719 PR rtl-optimization/20306
5720 * expr.c (emit_move_complex): Set try_int false if mode is
5721 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5722 emit_block_move if try_int is true.
5724 2005-03-11 Richard Henderson <rth@redhat.com>
5727 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5728 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5731 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5733 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5734 (TARGET_FIX_VR4130): New macro.
5735 (TARGET_OPTIONS): Add -mfix-vr4130.
5736 (ISA_HAS_MACCHI): New macro.
5737 (ASM_SPEC): Add -mfix-vr4130.
5738 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5739 (override_options): Handle mips_fix_vr4130_string.
5740 (mips_avoid_hazards): Clear all_noreorder_p
5741 if we're working around VR4130 errata and the macc alternatives
5743 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5744 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5745 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5746 (MULTILIB_DEFAULTS): Remove leading "march=".
5747 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5748 if no architecture option is given.
5749 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5751 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5752 * doc/invoke.texi: Document -mfix-vr4130.
5754 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5756 * config/mips/mips.c (override_options): Only warn about -mint64
5757 deprecation if TARGET_INT64.
5759 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5761 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5762 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5763 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5764 are non-specific regarding the nonnull parameter positions.
5765 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5766 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5767 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5768 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5770 * builtins.def: Use the non-specific "nonnull" attibute lists.
5772 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5774 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5775 single_pred_edge, single_succ, single_pred): Improve comments.
5777 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5779 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5780 single_pred_edge, single_succ, single_pred): New inline functions.
5781 * bb-reorder.c (rotate_loop, find_traces_1_round,
5782 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5783 duplicate_computed_gotos): Use the single_succ/pred functions.
5784 * cfganal.c (forwarder_block_p): Ditto.
5785 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5786 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5787 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5788 merge_seq_blocks): Ditto.
5789 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5790 * cfglayout.c (fixup_reorder_chain): Ditto.
5791 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5792 canonicalize_loop_headers, verify_loop_structure): Ditto.
5793 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5794 mfb_update_loops, create_preheader, force_single_succ_latches,
5795 create_loop_notes): Ditto.
5796 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5797 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5798 commit_one_edge_insertion, purge_dead_edges,
5799 cfg_layout_can_merge_blocks_p): Ditto.
5800 * except.c (sjlj_emit_function_enter): Ditto.
5801 * flow.c (init_propagate_block_info): Ditto.
5802 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5803 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5804 insert_insn_end_bb): Ditto.
5805 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5806 find_if_case_2): Ditto.
5807 * lambda-code.c (perfect_nestify): Ditto.
5808 * lcm.c (optimize_mode_switching): Ditto.
5809 * loop-doloop.c (doloop_modify): Ditto.
5810 * loop-init.c (loop_optimizer_init): Ditto.
5811 * loop-iv.c (simplify_using_initial_values): Ditto.
5812 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5813 * loop-unswitch.c (unswitch_loop): Ditto.
5814 * modulo-sched.c (generate_prolog_epilog): Ditto.
5815 * predict.c (combine_predictions_for_insn, estimate_probability,
5816 tree_estimate_probability, last_basic_block_p,
5817 estimate_bb_frequencies): Ditto.
5818 * profile.c (branch_prob): Ditto.
5819 * regrename.c (copyprop_hardreg_forward): Ditto.
5820 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5821 * tracer.c (layout_superblocks): Ditto.
5822 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5823 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5824 cleanup_control_expr_graph, disband_implicit_edges,
5825 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5826 tree_verify_flow_info, tree_make_forwarder_block,
5827 tree_forwarder_block_p, remove_forwarder_block,
5828 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5829 * tree-if-conv.c (tree_if_conversion): Ditto.
5830 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5831 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5832 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5833 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5834 copy_loop_headers): Ditto.
5835 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5836 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5837 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5838 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5839 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5840 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5841 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5842 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5843 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5844 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5845 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5846 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5847 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5848 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5849 slpeel_add_loop_guard): Ditto.
5851 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5853 PR tree-optimization/15784
5854 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5857 * stmt.c (expand_case): Don't change index_type. Convert minval
5860 PR tree-optimization/20130
5861 * fold-const.c (fold): Fold x * -1 into -x.
5863 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5865 PR rtl-optimization/20331
5866 * rtlanal.c (modified_between_p): Check its address first for MEM.
5867 (modified_in_p): Likewise.
5869 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5871 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5873 2005-03-10 Steven Bosscher <stevenb@suse.de>
5875 * expr.c (expand_expr_real_1): If possible, use a conditional
5876 move for expanding MIN_EXPR and MAX_EXPR.
5877 Use temp for moving around rtx-en.
5879 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5882 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5885 2005-03-10 Roger Sayle <roger@eyesopen.com>
5887 * builtins.c (expand_builtin_signbit): Extend to handle floating
5888 point modes wider than the largest integer type, using the
5889 operand_subword_force function to obtain the signbit's word.
5891 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5894 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5895 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5897 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5899 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5901 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5903 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5905 (perform_edge_inserts): Unconditionally call
5906 free_dominator_info.
5908 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5910 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5912 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5914 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5916 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5918 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5920 (rtl_register_value_prof_hooks,
5921 tree_value_profile_transformations,
5922 tree_register_value_prof_hooks): Likewise.
5923 * var-tracking.c (stack_adjust_offset_pre_post,
5924 variable_htab_free, variable_union, dataflow_set_different_2,
5925 count_uses, variable_was_changed, set_frame_base_location,
5926 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5927 vt_add_function_parameters): Likewise.
5928 * varasm.c (named_section_real, named_section, make_decl_rtl,
5929 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5930 const_hash_1, compare_constant, copy_constant, force_const_mem,
5931 output_constant_pool_2, output_constant_pool_1, output_constant,
5932 output_constructor, make_decl_one_only, decl_tls_model,
5933 default_no_named_section, default_elf_select_section_1,
5934 default_unique_section_1): Likewise.
5935 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5936 * vmsdbgout.c (addr_const_to_string): Likewise.
5939 * function.c (struct assign_parm_data_one): Remove last_named
5941 (assign_parm_find_data_types): Don't determine last_named.
5942 Reorder named_parm determination.
5943 (assign_parms): Only setup varargs on the last non-varadic
5946 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5948 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5949 sda base address on medium model.
5951 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5953 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5954 * cfgloop.c (flow_loop_nodes_find): Export.
5955 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5957 * cfgloopmanip.c (fix_loop_structure): New function.
5958 * predict.c (predict_loops): Clean up the loops information.
5959 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5960 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5962 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5963 (rewrite_into_loop_closed_ssa): Declaration changed.
5964 * tree-loop-linear.c (linear_transform_loops): Add argument to
5965 rewrite_into_loop_closed_ssa call.
5966 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5967 * tree-ssa-loop-im.c (move_computations): Ditto.
5968 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5969 * tree-vectorizer.c (vectorize_loops): Ditto.
5970 * tree-optimize.c: Include cfgloop.h.
5971 (execute_todo): Choose whether to call cleanup_tree_cfg or
5972 cleanup_tree_cfg_loop.
5973 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5974 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5975 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5976 cleanup_tree_cfg_loop call.
5977 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5978 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5979 work on part of cfg.
5981 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5984 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5985 with multiple alternatives.
5987 * stmt.c (parse_output_constraint): Fix a typo.
5989 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5991 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5992 assembly directive instead of deprecated "no-generics".
5994 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5996 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5997 for non-offsettable memory references to cope with outstanding reload
5999 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6000 avoid losing outstanding address reloads.
6001 ("reload_outdi", "reload_outdf"): Likewise.
6003 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6005 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6006 code. Add more cbrt transformations.
6008 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6010 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6012 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6014 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6015 NULL_TREE when a given tree is not simplified.
6016 (fold): Return the original tree when any of the functions
6017 mentioned above NULL_TREE.
6019 * fold-const.c (fold_unary, fold_binary): Take decomposed
6020 arguments, code, type, op0, and op1 in case of fold_binary.
6021 (fold): Update calls to fold_unary and fold_binary.
6023 2005-03-09 Roger Sayle <roger@eyesopen.com>
6025 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6026 a fndecl and an arglist instead of a CALL_EXPR, exp.
6028 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6030 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6032 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6034 * expr.c (expand_assignment): Remove orig_to_rtx.
6036 * fold-const.c (int_const_binop): Remove no_overflow.
6038 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6040 * loop-iv.c (get_biv_step_1): Remove lhs.
6042 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6044 * real.c (real_nan): Remove neg.
6046 * function.c (thread_prologue_and_epilogue_insns): Remove i
6049 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6052 * tree-eh.c (tree_could_trap_p): Remove idx.
6054 * tree-into-ssa.c (ann): Remove ann.
6056 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6058 * tree-sra.c (decide_block_copy): Remove inst_count.
6060 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6062 * tree-ssa-loop-im.c (lhs): Remove.
6064 * cfgbuild.c (state, STATE, SET_STATE,
6065 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6067 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6068 (find_basic_blocks): Set the state of each basic block to
6071 2005-03-08 Jeff Law <law@redhat.com>
6073 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6074 goto results in the removal of edges in the CFG, then we need
6075 to recompute dominators.
6077 2005-03-09 Ben Elliston <bje@au.ibm.com>
6079 * c-common.c (c_do_switch_warnings): Comment fix.
6081 2005-03-08 Julian Brown <julian@codesourcery.com>
6083 * Patch from 2005-03-08 reverted for causing regressions and
6084 ppc-darwin bootstrap failure.
6086 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6088 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6089 Define the real function for ppc-darwin.
6090 * c-typeck.c (convert_arguments): Check for target-specific
6091 invalid argument call to unprototyped function.
6092 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6094 * target.h (invalid_arg_for_unprototyped_fn): New field
6096 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6097 default target hook.
6098 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6101 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6103 * c-typeck.c (constructor_stack, constructor_range_stack,
6104 initializer_stack): Make them static.
6106 * cfg.c (rbi_pool): Make it static.
6108 * gimple-low.c (lower_stmt_body): Make it static.
6109 * tree-flow.h: Remove the corresponding prototype. Don't
6112 * sched-deps.c (cache_size): Make it static.
6114 * stor-layout.c (lang_adjust_rli): Make it static.
6116 2005-03-08 Julian Brown <julian@codesourcery.com>
6118 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6119 from being used for symbols with vague linkage when
6120 HAVE_GAS_COMDAT_GROUP is true.
6122 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6124 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6125 nlabel == JUMP_LABEL (jump).
6127 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6129 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6130 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6131 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6132 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6134 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6137 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6138 * c-common.c (handle_returns_twice): New function.
6139 (c_common_attribute_table): Declare eturns_twice' attribute.
6140 * doc/extend.texi: Document eturns_twice' attribute.
6141 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6142 (struct tree_decl): Add returns_twice_flag.
6144 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6146 * tree-ssa-phiopt.c: Fix a comment typo.
6148 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6149 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6150 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6153 2005-03-08 Richard Henderson <rth@redhat.com>
6155 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6156 builtin codes with ctzdi2, clzdi2, popcountdi2.
6157 (struct alpha_builtin_def): Add is_const.
6158 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6159 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6160 (alpha_init_builtins): Init them. Set nothrow and const attributes
6162 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6163 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6164 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6165 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6166 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6167 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6168 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6169 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6170 (TARGET_FOLD_BUILTIN): New.
6171 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6172 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6174 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6176 2005-03-08 Ira Rosen <irar@il.ibm.com>
6178 PR tree-optimization/20122
6179 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6180 condition of access function instead of base.
6182 2005-03-07 Jeff Law <law@redhat.com>
6183 Steven Bosscher <stevenb@suse.de>
6185 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6186 (find_taken_edge): Call find_taken_edge_computed_goto as
6187 appropriate. Allow any gimple invariant rather than just
6188 INTEGER_CST for VAL.
6189 (cleanup_control_flow): Cleanup a computed goto which has turned
6191 (tree_merge_blocks): If block B has any forced labels, move
6192 them to the start of block A.
6193 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6194 computed gotos as well.
6195 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6196 removal of unnecessary computed gotos too.
6197 (lookup_redirection_data): Fix type of INSERT argument. Callers
6200 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6202 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6203 Remove trailing spaces.
6205 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6206 unshare_all_trees): Make them static.
6207 * tree-gimple.h: Remove the corresponding prototypes.
6209 * diagnostic.h: Remove unused prototype
6210 debug_output_buffer.
6211 * modulo-sched.c: Remove unused prototype
6212 set_row_column_for_ps.
6214 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6215 replace_phi_edge_with_variable): Remove unused variable i.
6217 2005-03-07 Per Bothner <per@bothner.com>
6219 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6221 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6224 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6225 bbs on the COND_EXPR instead of the PHI_NODEs.
6226 (candidate_bb_for_phi_optimization): Remove.
6227 (replace_phi_with_stmt): Rename to ...
6228 (replace_phi_edge_with_variable): this and change so that we
6229 replace the phi argument instead of removing the PHI.
6230 (conditional_replacement): Change so we deal with PHI with more
6232 (value_replacement): Likewise.
6233 (abs_replacement): Likewise.
6235 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6237 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6238 output_e500_flip_gt_bit.
6240 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6242 (rs6000_generate_compare): Fix logic to look at the correct bits.
6243 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6245 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6246 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6247 gen_move_from_CR_gt_bit.
6249 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6250 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6251 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6253 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6254 (E500_CR_IOR_COMPARE): New constant.
6256 2005-03-08 Earl Chew <earl_chew@agilent.com>
6257 David Billinghurst <David.Billinghurst@riotinto.com>
6259 * config/i386/host-cygwin.c: New file to support precompiled
6261 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6262 * config.host: Use above files for cygwin host.
6264 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6266 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6267 ordering ops from earlier change.
6269 2005-03-07 Per Bothner <per@bothner.com>
6271 Various fixes to allow us to again build if --enable-mapped-location:
6272 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6273 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6274 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6275 local variable loc. Change logic appropriately.
6276 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6277 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6278 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6279 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6280 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6282 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6284 PR rtl-optimization/19683
6285 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6286 number of bytes, to smallest_int_for_mode. Fix arguments to
6287 REG_CANNOT_CHANGE_MODE_P.
6289 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6291 * reorg.c (relax_delay_slots): Check that the jump is
6292 conditional before trying to invert it.
6294 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6296 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6299 * calls (stack_arg_under_construction): Make it static.
6301 * flow.c (regs_live_at_setjmp): Make it static.
6302 * flow.h: Remove the corresponding prototype.
6304 * reload1.c (reload_startobj, reload_firstobj,
6305 something_needs_operands_changed, reload_inherited,
6306 reload_inheritance_insn, reload_override_in,
6307 reload_spill_index): Make them static.
6309 * recog.c (verify_changes): Make it static.
6310 * recog.h: Remove the corresponding prototype.
6312 * cfgbuild.c (find_sub_basic_blocks): Remove.
6313 * basic-block.h: Remove the corresponding prototype.
6314 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6316 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6318 * tree-ssa-operands.c (check_build_stmt): Remove.
6320 * stor-layout.c (set_alignment): Remove.
6321 * tree.h: Remove the corresponding prototype.
6323 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6325 * tree-ssa-dce.c (control_dependence_map,
6326 visited_control_parents): Make them static.
6328 * cfghooks.c (verify_flow_info): Remove local variable
6331 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6334 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6336 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6338 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6340 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6342 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6343 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6344 PARALLEL for an empty structure.
6346 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6348 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6350 * fold-const.c (fold_binary): Unroll the very first "for"
6353 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6355 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6356 redundant match_code test.
6357 (scc_comparison_operator): Swap match_operand and match_code
6359 (branch_positive_comparison_operator): Same.
6360 (trap_comparison_operator): Use comparison_operator and swap with
6363 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6366 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6367 (out_movhi_r_mr): Read low byte of volatile MEM first.
6368 (out_movhi_mr_r): Write high byte of volatile MEM first.
6370 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6372 * cselib.c (reg_values, reg_values_size): Make them static.
6374 * cse.c (cse_reg_info_table): Make it static.
6376 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6378 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6380 * cse.c (find_best_addr): Use canon_for_address.
6382 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6384 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6385 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6386 SUBREG and MEM, respectively.
6388 * fold-const.c (fold_binary): Use code instead of t.
6390 * fold-const.c (optimize_minmax_comparison): Take decomposed
6391 arguments code, type, op0, and op1 instead of t.
6392 (fold_binary): Update a call to optimize_minmax_comparison.
6394 * fold-const.c (fold_range_test): Take decomposed arguments
6395 code, type, op0, and op1 instead of t.
6396 (fold_binary): Update a call to fold_range_test.
6398 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6399 decomposed arguments code, type, op0, and op1 instead of t.
6400 (fold_binary): Update a call to fold_range_test.
6402 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6404 * fold-const.c (fold_binary): Avoid directly using the original
6405 expression t as much as possible.
6407 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6409 * c-semantics.c (build_stmt): Use TYPE_P instead of
6410 IS_NON_TYPE_CODE_CLASS.
6411 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6412 (NON_TYPE_CHECK): Use TYPE_P instead of
6413 IS_NON_TYPE_CODE_CLASS.
6415 * fold-const.c (fold): Remove handling of binary expressions.
6417 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6419 * doc/c-tree.texi: Wrap comments in @r{}.
6420 * doc/cpp.texi: Likewise.
6421 * doc/cppinternals.texi: Likewise.
6422 * doc/extend.texi: Likewise.
6423 * doc/md.texi: Likewise.
6424 * doc/objc.texi: Likewise.
6425 * doc/sourcebuild.texi: Likewise.
6426 * doc/tm.texi: Likewise.
6429 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6431 * predict.c (apply_return_prediction): Standardize PHI chain
6433 * tree-ssa.c (ssa_redirect_edge): Likewise.
6435 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6436 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6439 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6440 * tree-flow.h: Adjust the prototype for remove_phi_node.
6441 * lambda-code.c (perfect_nestify): Adjust a call to
6444 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6445 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6447 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6448 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6449 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6450 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6452 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6453 of GEN_INT (trunc_int_for_mode (...)).
6454 * loop-iv.c (iv_number_of_iterations): Likewise.
6455 * postreload.c (reload_cse_move2add): Likewise.
6456 * simplify-rtx.c (simplify_const_unary_operation,
6457 simplify_const_binary_operation): Likewise.
6458 * stor-layout.c (get_mode_bounds): Likewise.
6460 * fold-const.c (fold_binary): New.
6461 (fold): Call fold_binary on binary expressions.
6463 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6465 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6466 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6467 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6468 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6469 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6471 2005-03-04 Devang Patel <dpatel@apple.com>
6473 PR tree-optimization/18815
6474 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6475 loops with zero exit edges.
6477 2005-03-04 Devang Patel <dpatel@apple.com>
6479 * doc/invoke.texi: Remove reference to webpage that does not exist.
6481 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6482 Joseph S. Myers <joseph@codesourcery.com>
6485 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6486 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6487 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6488 * pa.c (get_plabel): Change argument to symbol_ref. Call
6489 maybe_get_identifier instead of get_identifier.
6490 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6491 (struct deferred_plabel): Replace name field with symbol field.
6492 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6493 ASM_OUTPUT_EXTERNAL_REAL is defined.
6494 (output_global_address): Use output_addr_const for output of all
6496 (output_deferred_plabels): Use symbol_ref instead of name for address
6498 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6499 ASM_OUTPUT_SYMBOL_REF): New macros.
6500 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6502 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6505 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6507 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6508 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6510 2005-03-04 Jeff Law <law@redhat.com>
6512 * basic-block.h (rediscover_loops_after_threading): Declare.
6513 * tree-ssa-dom.c: Include cfgloop.h.
6514 (tree_ssa_dominator_optimize): Discover loops and some basic
6515 properties. Remove forwarder blocks recreated by loop header
6516 canonicalization. Also mark backedges in the CFG.
6517 * tree-ssa-threadupdate.c: Include cfgloop.h
6518 (rediscover_loops_after_threading): Define.
6519 (struct local_info): New field, JUMP_THREADED.
6520 (prune_undesirable_thread_requests): New function.
6521 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6522 then record that fact for the callers of redirct_edges.
6523 (thread_block): If BB has incoming backedges, then call
6524 prune_undesirable_thraed_requests. Note when we are
6525 going to have to rediscover loop information. Return a
6526 boolean indicating if any jumps were threaded.
6527 (thread_through_all_blocks): Bubble up boolean indicating
6528 if any jumps were threaded.
6529 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6530 (tree-ssa-threadupdate.o): Similarly.
6532 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6534 * fold-const.c (fold_ternary): Unroll the "for" loop to
6537 2005-03-04 Andrew Haley <aph@redhat.com>
6539 * unwind-dw2-fde-glibc.c (struct
6540 unw_eh_callback_data.check_cache): New field.
6541 (frame_hdr_cache): New.
6542 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6543 Cache frame header info.
6545 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6547 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6548 (print_c_condition): Declare.
6549 * read-rtl.c (ptr_loc): New structure.
6550 (ptr_locs, ptr_loc_obstack, joined_conditions)
6551 (joined_conditions_obstack): New variables.
6552 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6553 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6554 (join_c_conditions, print_c_condition): New functions.
6555 (apply_macro_to_string): Associate the new string with the same
6556 source location as the old one.
6557 (add_condition_to_string): Use join_c_conditions.
6558 (read_string): Use set_rtx_ptr_loc to record a filename and line
6559 number for the string.
6560 (read_rtx): Initialize the new variables above.
6561 * genattrtab.c (write_test_expr, write_attr_value): Use
6563 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6564 comment above the GCC_VERSION check.
6565 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6566 Inline the definition of MAYBE_EVAL.
6567 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6568 * genoutput.c (process_template): Likewise.
6569 * genpreds.c (write_predicate_subfunction): Likewise.
6570 (write_predicate_expr): Use print_c_condition.
6571 * genrecog.c (write_cond): Likewise.
6572 * gensupport.c (process_rtx): Use join_c_conditions to join the
6573 conditions of a define_insn_and_split. Record a source location
6574 for the string after the "&&".
6575 (alter_test_for_insn): Use join_c_conditions.
6577 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6580 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6581 PR tree-optimization/15784
6582 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6585 2005-03-04 Ben Elliston <bje@au.ibm.com>
6587 * gcc.c (option_map): Add --coverage.
6588 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6589 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6590 * config/darwin.h: Pass -lgcov for `coverage'.
6591 * doc/invoke.texi (Debugging Options): Document --coverage.
6593 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6595 * gcse.c (bypass_block): Use find_edge wherever possible.
6597 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6601 * c-opts.c (c_common_parse_file): Call start_source_file
6602 and end_source_file at the approriate times.
6604 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6605 the main file, it will be done for us now.
6607 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6609 * fold-const.c (fold_ternary): New.
6610 (fold): Call fold_ternary on ternary expressions. Remove
6611 handling of ternary expressions.
6613 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6615 PR tree-optimization/15784
6616 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6619 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6621 * config/rs6000/predicates.md (branch_comparison_operator):
6622 Convert from C block to conditional format.
6624 2005-03-03 Jan Hubicka <jh@suse.cz>
6626 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6627 and non-constant public variables.
6629 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6631 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6634 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6637 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6638 calls to release_ssa_name and release_phi_node.
6640 * fold-const.c (fold): Remove handling of unary expressions.
6642 * fold-const.c (fold_unary): Avoid directly using the original
6643 expression t as much as possible.
6645 2005-03-03 Roger Sayle <roger@eyesopen.com>
6646 Andrew Pinski <pinskia@physics.uc.edu>
6648 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6649 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6651 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6653 Describe special registers SRP and MOF as allocatable registers.
6654 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6655 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6656 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6657 TARGET_HAS_MUL_INSNS.
6658 (cris_print_operand) <case 'd'>: New case.
6659 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6660 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6662 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6663 (REG_ALLOC_ORDER): Update for MOF.
6664 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6666 (GENERAL_REGS): No longer a define of ALL_REGS.
6667 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6668 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6670 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6671 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6672 (SECONDARY_RELOAD_CLASS): Define.
6673 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6674 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6675 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6676 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6677 (REGISTER_MOVE_COST): Define.
6678 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6679 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6680 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6681 (CRIS_MOF_REGNUM): New define_constants.
6682 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6684 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6686 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6687 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6688 Adjust for MOF being properly described as a register.
6689 (indir_to_reg_split): Name this split. Conditionalize on the
6690 destination register being a general register.
6691 (movei): Conditionalize on on operands 0 and 1 having the same
6694 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6697 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6698 -mcpu to override any other explicitly given flags.
6700 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6702 * recog.c (verify_changes, confirm_change_group): New functions,
6703 broken out of apply_change_group.
6704 (apply_change_group): Use them.
6705 * recog.h (verify_change, confirm_change_group): Declare.
6706 * rtl.h (redirect_jump_2): Declare.
6707 * jump.c (redirect_exp, invert_exp): Delete.
6708 (invert_exp_1): Take second parameter. Return value. Changed caller.
6709 (redirect_jump_2): New function, broken out of redirect_jump.
6710 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6711 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6712 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6714 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6716 * varasm.c (named_section): Use xstrdup rather than doing it by
6719 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6721 2005-03-02 Devang Patel <dpatel@apple.com>
6723 Undo PR tree-optimization/18815 fix.
6725 2005-03-02 Devang Patel <dpatel@apple.com>
6727 PR tree-optimization/18815
6728 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6729 loops with zero exit edges.
6731 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6733 * cfg.c (connect_src, connect_dest, disconnect_src,
6734 disconnct_dest): New.
6735 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6736 redirect_edge_pred): Use the new functions.
6738 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6739 free_dominance_info only when needed.
6741 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6744 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6745 (reg_or_sub_cint64_operand): Same.
6747 2005-03-02 Jeff Law <law@redhat.com>
6749 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6750 CFG_ALTERED in the main DOM iteration loop.
6752 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6755 * varasm.c (initializer_constant_valid_p): Allow conversions
6756 between OFFSET_TYPEs. Tidy.
6758 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6760 * config/cris/cris.md ("return"): Remove epilogue delay list
6763 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6765 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6767 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6769 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6771 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6772 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6773 config/m68k/m68k.c, config/mips/mips.h,
6774 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6775 doc/include/gcc-common.texi: Update copyright.
6777 PR middle-end/18029 and PR middle-end/18030
6778 * expr.c (optimize_bitfield_assignment_op): Add a special case
6779 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6781 * fold-const.c (fold_unary): New.
6782 (fold): Call fold_unary on unary expressions.
6784 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6786 * cgraph.h (struct cgraph_edge): Add prev_caller and
6788 (cgraph_node_remove_callees): Export.
6789 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6791 (cgraph_edge_remove_callee): New function.
6792 (cgraph_edge_remove_caller): Likewise.
6793 (cgraph_remove_edge): Use.
6794 (cgraph_redirect_edge_callee): Likewise.
6795 (cgraph_node_remove_callees): New function.
6796 (cgraph_node_remove_callers): Likewise.
6797 (cgraph_remove_node): Use.
6798 * tree-optimize.c (tree_rest_of_compilation): Use
6799 cgraph_node_remove_callees instead of manual loop.
6800 * cgraphunit.c (cgraph_finalize_function): Likewise.
6801 (cgraph_expand_function): Likewise.
6802 (cgraph_remove_unreachable_nodes): Likewise.
6804 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6807 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6809 * c-decl.c (undeclared_variable): Take location as argument.
6810 * c-typeck.c (build_external_ref): Likewise.
6811 * c-parser.c (c_parser_postfix_expression): Pass location of
6812 identifier to build_external_ref.
6814 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6816 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6817 CCEQ mode for branch_positive_comparison_operator test.
6818 * config/rs6000/predicates (branch_comparison_operator): Revert to
6820 (scc_comparison_operator): Same.
6821 (branch_positive_comparison_operator): Same.
6823 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6825 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6826 (cris_delay_slots_for_epilogue): Remove.
6827 (save_last): Move into cris_target_asm_function_epilogue.
6828 (cris_target_asm_function_epilogue): Remove tests for file being
6830 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6831 (cris_delay_slots_for_epilogue): Remove prototypes.
6832 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6833 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6835 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6837 * config/rs6000/predicates.md (branch_comparison_operator): Change
6838 to define_special_predicate.
6839 (scc_comparison_operator): Same.
6840 (branch_positive_comparison_operator): Same.
6842 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6844 * Makefile.in (tree-ssa-sink.o): New.
6845 (OBJS-common): Add tree-ssa-sink.o.
6846 * common.opt: Add -ftree-sink
6847 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6848 * timevar.def (TV_TREE_SINK): new timevar.
6849 * tree-flow.h (is_hidden_global_store): Prototype.
6850 * tree-optimize.c (init_tree_optimization_passes): Add
6852 * tree-pass.h (pass_sink_code): New.
6853 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6854 for non-obvious global store store to is_hidden_global_store, and
6855 call that new function.
6856 * tree-ssa-sink.c: New file.
6857 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6858 * doc/passes.texi: Document forward store motion.
6859 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6860 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6861 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6862 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6864 2005-03-01 Per Bothner <per@bothner.com>
6866 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6867 and we have a non-zero column-number, add it to the message.
6868 Also factor out the diagnostic_kind_text.
6870 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6872 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6873 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6874 flow_loop_scan): Removed.
6875 (flow_loop_dump): Do not dump removed fields.
6876 (flow_loop_free): Do not free removed fields.
6877 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6878 (loop_exit_edge_p): New function.
6879 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6880 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6881 num_exits, exits_doms.
6882 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6883 LOOP_EDGES, LOOP_ALL): Removed.
6884 (flow_loop_scan): Declaration removed.
6885 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6886 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6888 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6889 (if_convert): Call flow_loops_find and flow_loops_free
6890 when calling mark_loop_exit_edges.
6891 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6892 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6893 free_dominance_info calls.
6894 * loop-init.c (flow_loops_find): Ditto.
6895 * passes.c (rest_of_handle_branch_prob): Ditto.
6896 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6897 * loop-unroll.c (analyze_insns_in_loop): Do not use
6899 * predict.c (predict_loops): Do not call flow_loop_scan.
6900 Use get_loop_exit_edges.
6901 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6902 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6903 Do not use EDGE_LOOP_EXIT.
6904 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6905 to bb_with_exit_edge_p.
6906 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6907 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6908 to bb_with_exit_edge_p.
6909 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6911 * tree-loop-linear.c (linear_transform_loops): Do not call
6912 flow_loop_scan. Use loop->single_exit.
6913 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6914 (vect_analyze_loop_form): Do not call flow_loop_scan.
6915 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6917 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6919 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6920 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6921 slpeel_tree_duplicate_loop_to_edge_cfg,
6922 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6923 Use loop_preheader_edge and loop->single_exit. Do not call
6926 2005-03-01 Nick Clifton <nickc@redhat.com>
6928 * config/arm/arm.c (thumb_find_work_register): Check all of the
6929 argument registers to see if they are free, and a couple of
6930 special cases where the last argument register but can be proved
6931 to be available during the function's prologue.
6932 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6933 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6934 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6936 (thumb_compute_save_reg_mask): Likewise. Also use
6937 thumb_find_work_register() to ensure that there is agreement about
6938 which work register is going to be used in the prologue.
6939 (thumb_output_function_prologue): Use unsigned long as the type
6940 for the register bit-mask. Also delay pushing the link register if
6941 other high registers are going to be pushed.
6942 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6943 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6944 redundant prototypes.
6946 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6949 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6950 and after reload in REG+REG indexed addresses without REG_POINTER
6951 set in the base and not set in the index.
6953 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6955 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6956 Don't undefine here.
6957 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6958 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6959 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6960 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6961 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6963 * config.gcc (sh*-*-linux*): Use config/linux.h.
6965 2005-02-28 Dale Johannesen <dalej@apple.com>
6966 Stan Shebs <shebs@apple.com>
6968 Rewrite of 64-bit Darwin structure-by-value pass/return.
6969 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6970 intoffset, use_stack, named.
6971 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6972 (rs6000_darwin64_record_arg_advance_flush): New.
6973 (rs6000_darwin64_record_arg_advance_recurse): New.
6974 (rs6000_darwin64_record_arg_flush): New.
6975 (rs6000_darwin64_record_arg_recurse): New.
6976 (rs6000_darwin64_record_arg): New.
6977 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6978 (function_arg_boundary): Handle 128-bit aligned structs.
6979 (function_arg_advance): Rewrite darwin64 struct handling.
6980 (function_arg): Call rs6000_darwin64_record_arg.
6981 (function_arg_partial_nregs): Handle darwin64 structs.
6982 (rs6000_darwin64_function_value): Remove.
6983 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6985 2005-02-28 Roger Sayle <roger@eyesopen.com>
6987 PR tree-optimization/20216
6988 * tree-chrec.c (tree_fold_factorial): Delete.
6989 (tree_fold_binomial): Change argument list to take a return type
6990 and change the type of K to unsigned int. Rewrite to avoid explicit
6991 evaluation of factorials, and (recursively) calling fold to perform
6992 compile-time arithmetic. Return NULL on (internal) overflow.
6993 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6994 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6995 if any intermediate calculation overflows.
6996 (chrec_apply): Update call to chrec_evaluate.
6998 2005-02-28 James E Wilson <wilson@specifixinc.com>
7000 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7002 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7005 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7006 instead of NULL_TREE on error.
7008 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7010 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7011 (EASY_VECTOR_15_ADD_SELF): Remove.
7012 (num_insns_constant_wide): Not static.
7013 (validate_condition_mode): Not static.
7014 (toc_relative_expr_p): Not static.
7015 (legitimate_indirect_address_p): Not static.
7016 (macho_lo_sum_memory_operand): Not static.
7017 (invalid_e500_subreg): Not static.
7018 (easy_vector_same): Not static.
7019 (easy_vector_splat_const): Not static.
7020 (RS6000_SYMBOL_REF_TLS_P): Remove.
7021 (any_operand): Delete.
7022 (any_parallel_operand): Delete.
7023 (count_register_operand): Delete.
7024 (altivec_register_operand): Delete.
7025 (xer_operand): Delete.
7026 (s8bit_cint_operand): Delete.
7027 (short_cint_operand): Delete.
7028 (u_short_cint_operand): Delete.
7029 (non_short_cint_operand): Delete.
7030 (exact_log2_cint_operand): Delete.
7031 (gpc_reg_operand): Delete.
7032 (cc_reg_operand): Delete.
7033 (cc_reg_not_cr0_operand): Delete.
7034 (reg_or_short_operand): Delete.
7035 (reg_or_neg_short_operand): Delete.
7036 (reg_or_aligned_short_operand): Delete.
7037 (reg_or_u_short_operand): Delete.
7038 (reg_or_cint_operand): Delete.
7039 (reg_or_arith_cint_operand): Delete.
7040 (reg_or_add_cint64_operand): Delete.
7041 (reg_or_sub_cint64_operand): Delete.
7042 (reg_or_logical_cint_operand): Delete.
7043 (got_operand): Delete.
7044 (got_no_const_operand): Delete.
7045 (easy_fp_constant): Delete.
7046 (easy_vector_constant): Delete.
7047 (easy_vector_constant_add_self): Delete.
7048 (zero_constant): Delete.
7049 (zero_fp_constant): Delete.
7050 (volatile_mem_operand): Delete.
7051 (offsettable_mem_operand): Delete.
7052 (mem_or_easy_const_operand): Delete.
7053 (add_operand): Delete.
7054 (non_add_cint_operand): Delete.
7055 (logical_operand): Delete.
7056 (non_logical_cint_operand): Delete.
7057 (mask_operand): Delete.
7058 (mask_operand_wrap): Delete.
7059 (mask64_operand): Delete.
7060 (mask64_2_operand): Delete.
7061 (and64_operand): Delete.
7062 (and64_2_operand): Delete.
7063 (and_operand): Delete.
7064 (reg_or_mem_operand): Delete.
7065 (lwa_operand): Delete.
7066 (symbol_ref_operand): Delete.
7067 (call_operand): Delete.
7068 (current_file_function_operand): Delete.
7069 (input_operand): Delete.
7070 (rs6000_nonimmediate_operand): Delete.
7071 (rs6000_tls_symbol_ref): Delete.
7072 (save_world_operation): Delete.
7073 (restore_world_operation): Delete.
7074 (load_multiple_operation): Delete.
7075 (store_multiple_operation): Delete.
7076 (vrsave_operation): Delete.
7077 (mfcr_operation): Delete.
7078 (mtcrf_operation): Delete.
7079 (lmw_operation): Delete.
7080 (stmw_operation): Delete.
7081 (branch_comparison_operator): Delete.
7082 (branch_positive_comparison_operator): Delete.
7083 (scc_comparison_operator): Delete.
7084 (trap_comparison_operator): Delete.
7085 (boolean_operator): Delete.
7086 (boolean_or_operator): Delete.
7087 (min_max_operator): Delete.
7088 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7089 (EASY_VECTOR_15): Moved to here.
7090 (EASY_VECTOR_15_ADD_SELF): Move to here.
7091 (PREDICATE_CODES): Delete.
7092 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7093 Declare functions no longer static.
7094 * config/rs6000/predicates.md: New.
7095 * config/rs6000/rs6000.md: Include predicates.md
7097 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7099 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7100 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7102 * cfgrtl.c (need_fake_edge_p): Likewise.
7103 * combine.c (distribute_notes): Likewise.
7104 * emit-rtl.c (try_split): Likewise.
7105 * recog.c (peephole2_opimize): Likewise.
7106 * reg-notes.def (ALWAYS_RETURN): Remove.
7107 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7108 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7109 * tree.h (ECF_ALWAYS_RETURN): Remove.
7111 2005-02-28 Roger Sayle <roger@eyesopen.com>
7114 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7115 between different machine modes is never a "useless" conversion.
7117 2005-02-28 Geert Bosch <bosch@gnat.com>
7120 * doc/contrib.texi: List contributors for Ada front end
7122 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7124 * simplify-rtx.c (simplify_unary_operation_1,
7125 simplify_const_unary_operation): New, extracted from...
7126 (simplify_unary_operation): ... this one.
7127 (simplify_binary_operation_1,
7128 simplify_const_binary_operation): New, extracted from...
7129 (simplify_binary_operation): ... this one.
7130 * rtl.h (simplify_const_unary_operation,
7131 simplify_const_binary_operation): Add prototypes.
7133 2005-02-28 Julian Brown <julian@codesourcery.com>
7135 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7136 building libjava and caused PR regression/20228.
7138 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7141 * Makefile.in (host_subdir): New.
7142 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7143 * configure: Regenerate.
7145 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7147 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7148 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7149 installation directory first.
7151 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7154 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7155 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7156 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7157 * config/cris/cris.md: Tweak comments referring to Q.
7158 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7159 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7160 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7161 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7162 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7163 Insert spaces in constraints to align alternatives vertically for
7165 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7168 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7170 PR rtl-optimization/17728
7171 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7172 operand 0 from general_operand to move_dest_operand.
7174 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7176 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7177 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7178 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7179 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7181 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7183 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7184 * configure: Regenerate.
7185 * libada-mk.in: Remove CC; rename
7186 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7188 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7191 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7192 for the lhs, also walk over the tree. Likewise for rhs.
7194 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7196 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7197 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7198 Do not propagate value of iv before increment over the increment.
7200 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7202 * c-parser.c: New file.
7203 * c-parse.in: Remove.
7204 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7206 (c-parser.o): Add dependencies.
7207 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7208 maintainer-clean, TAGS): Update.
7209 * c-config-lang.in (gtfiles): Update.
7210 * gengtype-lex.l: Don't handle "@@".
7211 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7212 objc_build_synchronized, objc_begin_try_stmt,
7213 objc_begin_catch_clause, objc_finish_catch_clause,
7214 objc_build_finally_clause, objc_finish_try_stmt): New.
7215 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7217 (c_parse_init): Update comment.
7218 * c-decl.c (c_init_decl_processing): Update comment.
7219 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7220 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7221 new c_declspecs members.
7223 2005-02-25 Julian Brown <julian@codesourcery.com>
7225 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7226 from being used for symbols with vague linkage when
7227 HAVE_GAS_COMDAT_GROUP is true.
7229 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7231 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7233 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7236 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7237 (LIBGCC2_HAS_DF_MODE): New.
7238 (LIBGCC2_HAS_XF_MODE): New.
7239 (LIBGCC2_HAS_TF_MODE): New.
7240 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7241 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7242 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7243 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7244 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7245 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7246 and add _fixtfdi, _fixunstfdi, _floatditf
7247 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7248 L_fixunstfdi, L_floatditf.
7249 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7250 (LIBGCC2_HAS_TF_MODE): Define.
7252 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7254 PR tree-optimization/20204
7255 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7256 REWRITE_THIS_STMT markers on PHI nodes.
7257 (rewrite_initialize_block): Likewise.
7259 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7261 * version.c (version_string): Update to 4.1.
7263 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7265 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7266 Clarify that the alternative way doesn't work in GNU C++.
7268 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7270 PR tree-optimization/19937
7271 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7272 to the type of the induction variable.
7274 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7276 PR rtl-optimization/20117
7277 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7278 the block including noncopyable insn.
7280 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7282 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7283 calls to find_reg_note.
7285 2005-02-24 Richard Henderson <rth@redhat.com>
7288 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7291 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7293 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7294 vector types if to use base reg for misaligned non-word ld/std.
7296 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7299 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7300 dwarf2 label manually and put it after, not before the prologue.
7302 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7305 * reload.c (operands_match_p): Only increment register number for
7306 SCALAR_INT_MODE_P modes in multiple hard registers.
7308 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7311 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7313 * ChangeLog.5: Fix log message typo(s).
7314 * ChangeLog.7: Likewise.
7315 * ChangeLog.tree-ssa: Likewise.
7316 * cfgexpand.c: Fix comment typo(s).
7317 * conflict.c: Likewise.
7318 * defaults.h: Likewise.
7319 * dwarf2out.c: Likewise.
7321 * ggc-page.c: Likewise.
7322 * tree-eh.c: Likewise.
7323 * tree-ssa-dom.c: Likewise.
7325 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7328 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7329 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7330 if SHARED is defined.
7333 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7334 allow splitting only if operands 0 and 3 don't overlap.
7336 2005-02-24 Richard Henderson <rth@redhat.com>
7339 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7340 (fold_builtin_1): Call them.
7341 * fold-const.c (fold_complex_mult_parts): Split out from ...
7342 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7343 (fold_complex_div_parts, fold_complex_div): New.
7345 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7347 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7349 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7350 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7352 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7353 (print_node): Likewise.
7354 Print TYPE_SIZES_GIMPLIFIED.
7356 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7358 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7359 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7360 operands as commutative in constraints.
7362 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7364 * tree-into-ssa.c: Re-organize internal functions.
7366 2005-02-24 Richard Henderson <rth@redhat.com>
7369 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7371 * common.opt (fcx-limited-range): New.
7372 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7373 * toplev.c (flag_complex_method): Initialize to 1.
7374 (process_options): Set flag_complex_method to 0 if
7375 flag_cx_limited_range.
7376 * doc/invoke.texi (-fcx-limited-range): New.
7378 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7380 * cse.c (delete_trivially_dead_insns): Speed up by using
7381 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7384 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7386 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7387 functions when -mid-shared-library is being used.
7389 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7391 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7392 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7393 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7394 * system.h: Poison LINK_LIBGCC_SPECIAL.
7396 2005-02-23 James E Wilson <wilson@specifixinc.com>
7398 * gengtype.c (note_insn_name): Make 1 element larger.
7400 2005-02-23 Roger Sayle <roger@eyesopen.com>
7403 PR rtl-optimization/20097
7404 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7405 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7407 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7409 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7410 * t-aix52 (SHLIB_INSTALL): Same.
7412 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7414 * genpreds.c: Update copyright.
7416 2005-02-23 Michael Beach <michaelb@ieee.org>
7419 * config/sparc/t-elf (startup files): Assemble with CPP.
7421 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7423 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7424 (write_predicate_expr): Likewise.
7426 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7428 PR tree-optimization/20100
7429 PR tree-optimization/20115
7430 * tree-optimize.c (init_tree_optimization_passes): Remove
7431 pass_maybe_create_global_var.
7432 * tree-pass.h (pass_maybe_create_global_var): Remove.
7433 * tree-ssa-alias.c (aliases_computed_p): Declare.
7434 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7435 (count_calls_and_maybe_create_global_var): Remove.
7436 (pass_maybe_create_global_var): Remove.
7437 (init_alias_info): Do not declare aliases_computed_p.
7438 (maybe_create_global_var): If the function contains no
7439 call-clobbered variables and a mix of pure/const and regular
7440 function calls, create .GLOBAL_VAR.
7441 Mark all call-clobbered variables for renaming.
7442 (merge_pointed_to_info): Update comment.
7443 (add_pointed_to_var): Likewise.
7444 (is_escape_site): Likewise.
7445 Accept struct alias_info * instead of size_t *.
7447 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7449 * tree-ssa-operands.c (get_call_expr_operands): If
7450 ALIASES_COMPUTED_P is false, do not add call-clobbering
7452 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7453 (delete_tree_ssa): Likewise.
7455 2005-02-22 James E Wilson <wilson@specifixinc.com>
7457 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7458 (do_compile): Do call it here.
7460 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7462 PR rtl-optimization/20017.
7463 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7464 rest_of_handle_cse2, rest_of_handle_gcse): Call
7465 delete_dead_jumptables immediately before calling cleanup_cfg.
7467 2005-02-22 Devang Patel <dpatel@apple.com>
7470 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7473 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7475 * config/rs6000/aix.h (WINT_TYPE): Define.
7477 2005-02-22 Stan Shebs <shebs@apple.com>
7479 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7480 natural alignment for 64-bit Darwin.
7481 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7483 * doc/invoke.texi: Document this.
7485 2005-02-22 DJ Delorie <dj@redhat.com>
7487 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7488 to make_[un]signed_type, not the mode itself.
7490 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7492 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7493 not available. Use tail calls wherever possible.
7494 (make_edge): Call unchecked_make_edge to create an edge.
7496 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7497 (coalesce_ssa_name): Don't check for
7498 SSANORM_USE_COALESCE_LIST.
7499 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7501 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7503 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7504 (rewrite_into_ssa): ... here.
7506 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7508 PR tree-optimization/19786
7509 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7510 tag to another's may-alias bitmap when adding to the other's list.
7512 2005-02-21 DJ Delorie <dj@redhat.com>
7514 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7515 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7516 registers in unsupported ways.
7517 * expmed.c (init_expmed): Likewise.
7519 2005-02-21 Stan Cox <scox@redhat.com>
7521 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7523 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7525 * tree-cfg.c (fold_cond_expr_cond): New.
7526 (make_edges): Call fold_cond_expr_cond.
7527 (find_taken_edge): Accept nothing but INTEGER_CST.
7528 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7530 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7532 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7533 that do not belong to any basic block.
7535 2005-02-21 Jeff Law <law@redhat.com>
7537 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7540 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7542 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7543 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7544 Adjust their definitions.
7545 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7546 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7548 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7549 genautomata.c, langhooks.c, langhooks.h, system.h,
7550 config/arm/lib1funcs.asm: Update copyright.
7552 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7554 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7556 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7559 * doc/install.texi: Document --with-gc.
7561 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7563 * simplify-rtx.c (simplify_unary_operation): Add a missing
7566 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7568 PR tree-optimization/18663
7569 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7570 if the type has variable bounds.
7572 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7574 * gcse.c: Remove an obsolete comment.
7576 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7578 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7580 * doc/extend.texi (Function Attributes) <Attribute const>: The
7581 attribute "pure" is below this text, not above.
7583 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7585 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7586 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7587 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7589 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7592 * langhooks.h (struct lang_hooks): Add to_target_charset.
7593 * langhooks.c (lhd_to_target_charset): New function.
7594 * langhooks-def.h: Declare lhd_to_target_charset.
7595 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7596 (LANG_HOOKS_INITIALIZER): Update.
7597 * c-common.c (c_common_to_target_charset): New function.
7598 * c-common.h: Declare it.
7599 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7600 c_common_to_target_charset.
7602 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7603 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7605 * system.h: Poison them.
7606 * doc/tm.texi: Don't discuss them.
7607 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7608 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7609 (pp_c_char): Do not attempt to generate letter escapes for
7611 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7612 * config/mips/mips.c (mips_output_ascii): Likewise.
7614 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7616 PR tree-optimization/19951
7617 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7620 2005-02-19 Steven Bosscher <stevenb@suse.de>
7623 * function.h (struct function): New field `max_loop_depth'.
7624 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7625 (flow_loops_find): Reset the max loop depth count before finding loops.
7626 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7627 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7628 (calculate_global_regs_live): Make sure the loop will terminate
7629 when the initial sets are not empty.
7631 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7633 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7635 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7637 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7640 * doc/invoke.texi: Remove documentation of %M spec.
7642 (init_spec): Remove %M suffix from -lgcc_s.
7643 (do_spec_1): Remove 'M' case.
7644 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7645 to put shared libraries in the multilib directory. Remove the
7646 shlib_so_soname substitution variable. Don't add a multilib encoding
7647 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7648 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7649 SHLIB_INSTALL as well as SHLIB_LINK.
7650 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7651 (SHLIB_NAME): Delete.
7652 (SHLIB_DIR): New macro.
7653 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7654 (SHLIB_INSTALL): Adjust accordingly.
7655 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7656 * config/t-slibgcc-sld: Likewise.
7657 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7658 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7659 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7661 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7662 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7663 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7664 Use @shlib_base_name@ instead of @shlib_so_name@.
7665 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7666 and @shlib_base_name@.so in @multilib_dir@.
7667 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7668 to the install path.
7669 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7670 (SHLIB_LINK): Remove previous workaround.
7671 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7672 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7673 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7675 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7676 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7677 (SHLIB_INSTALL): Adjust accordingly.
7678 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7679 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7680 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7681 config/t-slibgcc-elf-ver.
7683 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7684 Jakub Jelinek <jakub@redhat.com>
7686 PR tree-optimization/19828
7687 * tree-ssa-loop-im.c: Add a TODO comment.
7688 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7689 without side-effects.
7691 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7693 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7696 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7698 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7699 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7700 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7702 (ia64_reorg): Delete fixup_errata call.
7703 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7704 (TARGET_SWITCHES): Delete -mb-step entry.
7706 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7709 * c-typeck.c (composite_type): Handle quals in transparent unions.
7710 (type_lists_compatible_p): Likewise.
7712 2005-02-18 Stan Shebs <shebs@apple.com>
7714 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7715 expressions in the .literal8 section.
7717 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7719 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7721 2005-02-18 Roger Sayle <roger@eyesopen.com>
7723 * fold-const.c (constant_boolean_node): Always create values of the
7724 specified type, don't bother calling truthvalue_conversion.
7726 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7728 * except.c (output_function_exception_table): Call
7729 assemble_external_libcall (eh_personality_libfunc).
7731 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7734 * config/ia64/ia64.h (struct machine_function): Add state_num.
7735 * config/ia64/ia64.c (process_epilogue,
7736 process_for_unwind_directive): Use new unwind state numbers each
7737 time rather than state 1.
7739 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7742 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7743 before the "*llgt_didi" pattern.
7745 2005-02-18 Jason Merrill <jason@redhat.com>
7747 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7749 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7751 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7752 (div0): Use it in place of ARM_FUNC_ALIAS.
7753 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7755 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7758 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7759 access, the lower bound of the array type if it exists.
7761 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7764 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7765 cases that are out-of-range for the index type.
7767 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7769 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7770 (estimate_case_costs): Don't call convert.
7771 * expmed.c (expand_shift): Likewise.
7772 (make_tree): Call fold_convert instead of convert.
7774 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7777 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7778 that ref to be marked MEM_READONLY_P doesn't have base that needs
7781 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7783 * genautomata.c (output_get_cpu_unit_code_func,
7784 output_cpu_unit_reservation_p): Don't generate old-style function
7787 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7790 PR tree-optimization/20009
7791 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7793 PR tree-optimization/18947
7794 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7795 inline, remove all nodes that are inlined into the extern inline
7798 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7800 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7801 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7802 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7803 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7806 2005-02-17 Roger Sayle <roger@eyesopen.com>
7808 PR tree-optimization/19917
7809 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7810 to be potentially trapping.
7812 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7814 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7816 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7818 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7819 tem becomes a local variable which is set to the value of the
7820 back end defined INITIAL_FRAME_ADDRESS macro.
7821 (expand_builtin_frame_address): Omit the base parameter to
7822 expand_builtin_return_addr.
7823 (expand_builtin_profile_func): Likewise.
7824 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7825 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7826 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7828 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7830 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7831 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7832 * config/frv/frv.c (frv_function_epilogue): Likewise.
7834 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7836 * lambda-code (perfect_nestify): Remove mark/unmark
7838 * tree-loop-linear.c (linear_transform_loops): Add
7839 rewrite_into_ssa call so that ssa is correct for
7840 rewriting into loop closed.
7842 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7844 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7845 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7847 * bt-load.c (btr_def_live_range, combine_btr_defs,
7848 migrate_btr_def, migrate_btr_defs): Likewise.
7849 * cfgcleanup.c (thread_jump): Likewise.
7850 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7851 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7852 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7853 df_rd_local_compute, df_reg_info_compute): Likewise.
7854 * dominance.c (init_dom_info, free_dom_info): Likewise.
7855 * flow.c (init_propagate_block_info,
7856 free_propagate_block_info): Likewise.
7857 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7858 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7859 modify_reg_pav): Likewise.
7860 * loop-invariant.c (find_defs, find_invariant_insn,
7861 find_invariants, free_inv_motion_data): Likewise.
7862 * predict.c (tree_predict_by_opcode,
7863 estimate_bb_frequencies): Likewise.
7864 * stmt.c (expand_case): Likewise.
7865 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7866 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7867 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7868 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7869 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7870 rewrite_ssa_into_ssa): Likewise.
7871 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7872 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7873 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7874 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7875 * tree-sra.c (tree_sra): Likewise.
7876 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7877 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7878 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7879 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7880 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7881 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7883 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7884 calculate_live_on_entry, calculate_live_on_exit,
7885 build_tree_conflict_graph): Likewise.
7886 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7887 record_important_candidates, set_use_iv_cost, find_depends,
7888 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7889 tree_ssa_iv_optimize_finalize): Likewise.
7890 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7891 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7892 tree_duplicate_loop_to_header_edge): Likewise.
7893 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7894 * tree-ssa.c (verify_flow_insensitive_alias_info,
7895 verify_name_tags, verify_ssa, init_tree_ssa,
7896 delete_tree_ssa): Likewise.
7897 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7898 fini_ssanames): Likewise.
7899 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7901 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7903 * config/rs6000/t-rtems: Completely reworked.
7905 2005-02-17 Ira Rosen <irar@il.ibm.com>
7907 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7909 2005-02-17 Ira Rosen <irar@il.ibm.com>
7911 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7912 POINTER_TYPE_P when checking that type is a pointer.
7913 (vect_get_memtag): Remove.
7914 (vect_address_analysis): Use POINTER_TYPE_P. Call
7915 vect_object_analysis with dummy parameter for memtag.
7916 (vect_object_analysis): Extract memtag (functionality that
7917 used to be in vect_get_memtag and moved here). Fix printings.
7918 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7919 with correct parameters. Remove call to vect_get_memtag.
7921 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7923 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7924 (tree-vectorizer.o): Added missing dependencies.
7926 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7928 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7929 declaration in tree-vectorizer.c, now has an extern declaration in
7931 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7932 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7933 get_vectype_for_scalar_type, vect_is_simple_use,
7934 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7935 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7936 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7937 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7938 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7939 find_loop_location): Likewise.
7941 * tree-vectorizer.c (langhooks.h): #include removed.
7942 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7943 moved to tree-vectorized.h.
7944 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7945 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7946 get_vectype_for_scalar_type, vect_is_simple_use,
7947 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7948 vect_supportable_dr_alignment, new_loop_vec_info,
7949 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7950 vect_set_verbosity_level, find_loop_location): Likewise.
7952 (vect_analyze_loop): Function externalized. Declaration moved to
7953 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7954 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7955 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7956 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7957 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7958 vect_enhance_data_refs_alignment, vect_analyze_operations,
7959 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7960 vect_stmt_relevant_p, vect_get_loop_niters,
7961 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7962 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7963 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7964 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7965 vect_get_memtag): Likewise.
7967 (vectorizable_load): Function externalized. Declaration moved to
7968 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7969 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7970 vect_transform_loop): Likewise.
7971 (vect_transform_stmt): Moved to tree-vect-transform.c.
7972 (vect_align_data_ref, vect_create_destination_var,
7973 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7974 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7975 vect_get_vec_def_for_operand, vect_init_vector,
7976 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7977 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7978 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7979 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7980 vect_do_peeling_for_loop_bound): Likewise.
7982 * tree-vect-analyze.c: New file.
7983 * tree-vect-transform.c: New file.
7985 2005-02-17 Jason Merrill <jason@redhat.com>
7987 PR mudflap/19319, c++/19317
7988 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7991 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7993 * doc/install.texi (Specific): Update link for Darwin-specific
7996 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7998 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7999 constant_boolean_node.
8001 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8004 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8005 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8007 2005-02-16 Richard Henderson <rth@redhat.com>
8010 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8012 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8013 replace uses with Wtype_MAXp1_F.
8014 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8015 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8016 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8017 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8018 and HAVE_TFMODE as appropriate.
8019 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8020 (__floatdisf): Likewise.
8021 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8022 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8023 (Wtype_MAXp1_F): New.
8024 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8025 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8027 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8030 * arm.c (arm_apply_result_size): New function.
8031 * arm.h (APPLY_RESULT_SIZE): Define.
8032 * arm-protos.h (arm_apply_result_size): Add prototype.
8033 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8034 (movxf): New expand.
8035 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8036 (call_value_symbol): Remove predicate for operand 0.
8037 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8038 (untyped_call): Rework to correclty return values for any type.
8039 (untyped_return): New expand.
8040 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8042 2005-02-16 Stan Shebs <shebs@apple.com>
8044 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8045 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8047 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8049 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8050 configure settings on Solaris 7 and later.
8052 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8054 PR tree-optimization/19865
8055 * tree-optimize.c (init_tree_optimization_passes): Run
8056 pass_may_alias after pass_sra.
8058 2005-02-16 Richard Henderson <rth@redhat.com>
8059 Stuart Hastings <stuart@apple.com>
8062 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8063 Do nothing if debug info suppressed for this function.
8064 (dbxout_begin_function): Early exit if debug info suppressed for
8067 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8070 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8072 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8074 PR tree-optimization/19967
8075 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8076 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8077 argument TYPE. Adjust calls to fold_builtin_XXX.
8078 (expand_builtin, fold_builtin_1): Adjust calls to
8080 (fold_builtin_strchr, fold_builtin_strpbrk,
8081 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8082 result to a requested type TYPE.
8084 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8087 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8088 (T)x & (T)cst if (T)cst overflows.
8089 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8090 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8092 2005-02-15 Jeff Law <law@redhat.com>
8094 * gcse.c (blocks_with_calls): New bitmap.
8095 (alloc_gcse_mem): Allocate it.
8096 (free_gcse_mem): Free it.
8097 (clear_modifY_mem_tables): Clear it.
8098 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8099 when we encounter CALL_INSNs.
8100 (compute_transp, case MEM): Handle blocks with calls separate
8101 from blocks without calls. Use bitmap iterators rather than
8104 2005-02-15 Peter O'Gorman <peter@pogma.com>
8107 * mklibgcc.in (vis_hide): Use a temporary object file, not
8110 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8113 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8114 access optimization.
8116 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8117 Alan Modra <amodra@bigpond.net.au>
8120 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8121 (_xlqsub): Rename to __gcc_qsub.
8122 (_xlqmul): Rename to __gcc_qmul.
8123 (_xlqdiv): Rename to __gcc_qdiv.
8124 Provide versioned symbol aliases with old names.
8125 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8126 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8127 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8128 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8129 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8131 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8133 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8134 Fold ~(A - 1) and ~(A + -1) to -A.
8136 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8140 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8141 config/pa/pa-host.c:pa_gt_pch_use_address.
8143 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8145 * tree-vn.c (get_value_handle): Make sure that given an
8146 is_gimple_min_invariant expression, we always return it.
8148 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8150 * passes.c (rest_of_handle_gcse): Fix a comment.
8152 2005-02-15 Jeff Law <law@redhat.com>
8154 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8156 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8157 (canon_list_insert, record_last_mem_set_info): Similarly.
8158 (clear_modify_mem_tables): Similarly.
8160 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8162 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8163 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8164 config/mips/mips.md, config/rs6000/aix.h,
8165 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8167 2005-02-15 Richard Henderson <rth@redhat.com>
8169 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8170 call to be best_edge.
8172 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8174 * basic-block.h: Adjust the prototype for find_basic_blocks.
8175 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8176 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8179 * flow.c (recompute_reg_usage): Remove all arguments.
8180 * passes.c (rest_of_compilation): Adjust the call to
8181 recompute_reg_usage.
8182 * rtl.h: Adjust the prototype for recompute_reg_usage.
8184 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8186 * tree-dump.c (dump_files): Update to reflect new member
8188 (dump_register): Add new argument.
8190 (dump_switch_p_1): Check against glob name if doglob was passed.
8191 (dump_switch_p): Check against regular first, then glob if
8192 we didn't have any hits on the dump name.
8193 * tree-optimize.c (register_one_dump_file):
8194 Pass in glob name as well.
8195 * tree-pass.h (struct dump_file_info): Add glob
8198 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8200 PR preprocessor/16323
8201 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8203 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8206 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8207 (trunctfdf2_internal1): New.
8208 (trunctfdf2_internal2): Renamed from trunctfdf2.
8210 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8212 PR tree-optimization/19853
8213 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8215 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8217 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8218 delete_dead_jumptables and cleanup_cfg.
8220 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8222 * reload.c (find_reloads): Swap address_reloaded flags when
8223 swapping commutative operands.
8225 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8227 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8228 Use standard_iv_increment_position for computing the bsi position
8230 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8233 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8236 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8237 life range of hard registers.
8238 * value-prof.c (insn_prefetch_values_to_profile): Only
8241 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8242 profile in libcalls.
8244 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8246 * bitmap.h (bitmap_and_compl_into): Return bool.
8247 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8249 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8251 PR tree-optimization/19944
8252 * fold-const.c (fold): Re-add ABS_EXPR folding.
8254 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8257 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8258 {TARGET,MASK}_XL_COMPAT.
8259 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8261 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8262 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8264 (rs6000_arg_partial_bytes): Same.
8265 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8266 and XL compatibility enabled.
8267 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8268 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8269 test to final condition.
8270 (cmptf_internal2): New.
8271 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8272 xl-compat. Add TFmode information to description.
8274 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8276 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8278 2005-02-13 Jason Merrill <jason@redhat.com>
8281 * fold-const.c (fold_indirect_ref_1): Split out from...
8282 (build_fold_indirect_ref): Here.
8283 (fold_indirect_ref): New fn.
8284 * tree.h: Declare it.
8285 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8286 (gimplify_modify_expr_rhs): Likewise.
8287 (gimplify_expr): Likewise.
8289 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8291 PR tree-optimization/14303
8292 PR tree-optimization/15784
8293 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8294 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8295 ABS_EXPR<x> != 0 to x != 0.
8297 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8299 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8300 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8301 spelling conventions.
8303 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8304 delete_trivially_dead_insns too many times.
8306 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8309 2005-02-12 Ira Rosen <irar@il.ibm.com>
8311 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8312 (vect_is_simple_iv_evolution): Remove redundant parameter
8314 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8315 without last parameter.
8316 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8317 Return pointer step. Call vect_is_simple_iv_evolution without
8318 last parameter. Check only that the step is multiple of size
8319 type. Remove stmt_vinfo updates.
8320 (vect_get_memtag_and_dr): Remove.
8321 (vect_get_memtag): New function.
8322 (vect_address_analysis): New function.
8323 (vect_object_analysis): New function.
8324 (vect_analyze_data_refs): Call vect_object_analysis and
8325 vect_get_memtag. Update stmt_vinfo fields.
8327 2005-02-12 Ira Rosen <irar@il.ibm.com>
8329 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8330 exist and are objects. Remove checks for pointer.
8331 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8332 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8333 (vect_create_data_ref_ptr): Likewise.
8334 (vect_base_addr_differ_p): New function.
8335 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8336 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8337 Don't set the DR_BASE_NAME field of data-ref.
8338 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8340 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8342 * optabs.h (enum optab_index): Add new OTI_ldexp.
8343 (ldexp_optab): Define corresponding macro.
8344 * optabs.c (init_optabs): Initialize ldexp_optab.
8345 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8347 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8349 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8350 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8352 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8353 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8356 2005-02-12 Ira Rosen <irar@il.ibm.com>
8358 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8360 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8362 (vect_get_base_and_offset): Always return an address.
8363 (vect_create_addr_base_for_vector_ref): Remove treatment for
8364 different data reference types.
8365 (vect_compute_data_ref_alignment): Rename base to base_address in
8366 stmt_vec_info. Get the object in order to force its alignment.
8367 (vect_get_memtag_and_dr): Rename base to base_address in
8368 stmt_vec_info. Extract the object for memtag analysis.
8370 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8372 PR regression/19898.
8373 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8374 changes cc_status, use apply modified_in_p to part of cc_status
8375 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8378 2005-02-11 Richard Henderson <rth@redhat.com>
8380 * tree-complex.c (expand_complex_libcall): New.
8381 (expand_complex_multiplication): Use it for c99 compliance.
8382 (expand_complex_division): Likewise.
8383 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8385 * builtins.c (built_in_names): Remove const.
8386 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8388 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8389 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8390 (built_in_names): Remove const.
8391 * c-common.c (c_common_type_for_mode): Handle complex modes.
8392 * flags.h, toplev.c (flag_complex_method): Rename from
8393 flag_complex_divide_method.
8394 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8395 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8396 * libgcc2.h: Declare them.
8397 * libgcc-std.ver: Export them.
8398 * mklibgcc.in (lib2funcs): Build them.
8400 2005-02-11 Steven Bosscher <stevenb@suse.de>
8402 PR tree-optimization/19876
8403 Partially revert my change from 2005-01-14
8404 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8405 (compute_antic): ...and remove the loop here.
8407 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8410 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8411 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8413 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8414 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8416 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8418 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8419 offsets for the big-endian 32-bit case.
8421 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8423 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8425 2005-02-11 Dale Johannesen <dalej@apple.com>
8427 * cselib.c (cselib_process_insn): Clear out regs where
8428 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8429 * reload.c (find_equiv_reg): Ditto.
8431 2005-02-11 Ian Lance Taylor <ian@airs.com>
8433 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8436 * tree.c (build_function_type_list): Work correctly if there are
8439 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8441 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8442 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8443 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8444 TARGET_ZARCH instead of TARGET_64BIT.
8446 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8448 * config/rs6000/t-rtems:
8449 (MULTILIB_OPTIONS): Remove mcpu=602.
8450 (MUTLILIB_DIRNAMES): Remove m602.
8451 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8452 Let mcpu=602 match mcpu=603.
8453 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8455 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8457 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8460 2005-02-10 David Daney <ddaney@avtrex.com>
8462 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8463 * config/i386/linux-unwind.h: Likewise.
8464 * config/ia64/linux-unwind.h: Likewise.
8465 * config/mips/linux-unwind.h: Likewise.
8466 * config/pa/linux-unwind.h: Likewise.
8467 * config/rs6000/linux-unwind.h: Likewise.
8468 * config/s390/linux-unwind.h: Likewise.
8469 * config/sh/linux-unwind.h: Likewise.
8470 * config/sparc/linux-unwind.h: Likewise.
8472 2005-02-10 Steven Bosscher <stevenb@suse.de>
8474 PR tree-optimization/17549
8475 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8476 TER to replace a DEF with its expression if the DEF and the
8477 rhs of the expression we replace into have the same root
8480 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8482 * config/mips/mips.md: Fix the placement of the match_scratch in the
8485 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8487 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8490 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8492 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8493 (strip_offset): Handle addresses.
8494 (add_address_candidates): Use strip_offset.
8495 (difference_cost): Reflect strip_offset change.
8496 (force_var_cost, difference_cost): Strip nops.
8498 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8500 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8502 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8503 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8504 config/cris/cris-protos.h, config/cris/cris.c: Update
8507 2005-02-10 Jeff Law <law@redhat.com>
8509 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8510 (lookup_avail_expr): Similarly.
8512 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8514 * builtins.c (fold_builtin_powi): New function.
8515 (fold_builtin_1): Call it.
8517 2005-02-10 Steven Bosscher <stevenb@suse.de>
8519 PR documentation/19309
8520 * doc/cpp.texi: The __GNUC__ and related predefined macros
8521 are also defined for the "standalone" cpp.
8522 Some non-GCC compilers may also define __GNUC__.
8524 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8527 * c-typeck.c (common_type): New routine. Old common_type renamed
8529 (c_common_type): ...this.
8530 (build_conditional_expr, build_binary_op): Use c_common_type instead
8533 2005-02-10 Steven Bosscher <stevenb@suse.de>
8535 * doc/md.texi: Replace @samp{length} with @code{length}.
8537 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8539 PR tree-optimization/18687
8540 * tree-flow.h (find_loop_niter): Declare.
8541 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8542 Try using scev even for loops with more than one exit.
8543 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8544 (struct ivopts_data): Added niters field.
8545 (struct nfe_cache_elt): New.
8546 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8548 (tree_ssa_iv_optimize_init): Initialize niters cache.
8549 (determine_number_of_iterations): Removed.
8550 (find_induction_variables): Do not call determine_number_of_iterations.
8551 Access niters for single exit through niter_for_single_dom_exit.
8552 (add_iv_outer_candidates): Access niters for single exit through
8553 niter_for_single_dom_exit.
8554 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8555 number_of_iterations_cond.
8556 (iv_period): New function.
8557 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8558 (may_replace_final_value): Take data argument. Use
8559 niter_for_single_dom_exit.
8560 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8561 (rewrite_use_compare): Pass data to may_eliminate_iv.
8562 (rewrite_use_outer): Pass data to may_replace_final_value.
8563 (free_loop_data): Clean up the niters cache.
8564 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8565 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8566 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8567 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8568 (num_ending_zeros): Moved to tree.c.
8569 * tree.h (num_ending_zeros): Declare.
8570 * tree.c (num_ending_zeros): Moved from tree.c.
8572 2005-02-09 Richard Henderson <rth@redhat.com>
8574 * builtins.c (DEF_BUILTIN): Add COND argument.
8575 * tree.h (DEF_BUILTIN): Likewise.
8576 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8577 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8579 (DEF_BUILTIN_STUB): New.
8580 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8581 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8582 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8583 * c-common.c (DEF_BUILTIN): Add COND argument.
8584 * tree.c (local_define_builtin): New.
8585 (build_common_builtin_nodes): New.
8587 2005-02-09 Roger Sayle <roger@eyesopen.com>
8589 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8590 floating point expression ignoring the sign of the result.
8591 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8592 (fold) <MULT_EXPR>: Use it to simplify x*x.
8593 * tree.h (fold_strip_sign_ops): Prototype here.
8594 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8595 argument. Use fold_strip_sign_ops to simplify the first argument.
8596 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8597 first argument when the second argument is an even integer
8598 constant, but only with -funsafe_math_optimizations.
8599 (fold_builtin_1): Update call to fold_builtin_copysign.
8601 2005-02-09 Ian Lance Taylor <ian@airs.com>
8604 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8605 just check whether EH_FILTER_FAILURE falls through.
8607 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8609 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8610 insns return to ready list in the next turn.
8612 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8615 * builtins.def: New __builtin_powi[lf].
8616 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8617 (expand_builtin_powi): New function.
8618 (expand_builtin): Dispatch to expand_builtin_powi.
8619 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8620 * libgcc2.c: Add __builtin_powi[lf] implementation.
8621 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8622 * optabs.h: Add powi_optab.
8623 * optabs.c (init_optabs): Initialize powi_optab.
8624 * doc/extend.texi: Document __builtin_powi[lf].
8626 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8628 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8631 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8634 * fold-const.c (try_move_mult_to_index): Remove redundant
8635 type argument. Create ADDR_EXPR with correct type.
8636 (fold): Update callers of try_move_mult_to_index. Convert
8637 result to the appropriate type.
8639 2005-02-09 Roger Sayle <roger@eyesopen.com>
8642 * config/avr/avr.c (default_rtx_costs): Delete.
8643 (avr_operand_rtx_cost): New function.
8644 (avr_rtx_costs): Completely rewrite.
8646 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8649 * config/cris/cris.c (in_code): New variable.
8650 (cris_output_addr_const): Now a static function, a wrapper for
8652 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8653 case from old cris_output_addr_const.
8654 (cris_asm_output_label_ref): Similar for LABEL_REF.
8655 (cris_output_addr_const_extra): Similar for UNSPEC.
8656 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8657 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8658 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8660 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8661 (cris_asm_output_label_ref): Declare.
8663 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8665 PR preprocessor/19801
8666 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8667 filenames that changed when libcpp was moved to the toplevel.
8669 2005-02-07 Roger Sayle <roger@eyesopen.com>
8671 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8672 zero extensions of BImode operands. Call lowpart_subreg instead
8673 of gen_lowpart_common and gen_lowpart_SUBREG.
8675 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8678 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8679 * configure.ac: Set cc_for_cross_gnattools.
8680 * configure: Regenerate.
8682 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8685 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8687 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8690 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8691 of nested functions.
8693 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8695 * doc/extend.texi: Document deprecated extensions allowing
8696 static floating-point members to have initializers and allowing
8697 floating-point literals in integral constant expressions.
8699 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8701 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8702 config/darwin7.h, config/mips/mips.c,
8703 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8706 * cse.c: Update comments.
8708 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8711 * builtins.c (fold_builtin_sqrt): Transform
8712 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8715 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8716 Dorit Naishlos <dorit@il.ibm.com>
8718 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8719 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8720 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8722 * tree.h (vect_set_verbosity_level): New extern function declaration
8724 * tree-vectorizer.h (verbosity_levels): New enum type.
8725 * tree-vectorizer.c (vect_debug_stats): Function removed.
8726 (vect_debug_details): Likewise.
8727 (vect_verbosity_level): Global variable was defined and initialized.
8728 (vect_dump): Global variable definition.
8729 (vect_print_dump_info): New function.
8730 (vect_set_dump_settings): New function.
8731 (vect_set_verbosity_level): New function.
8732 (vectorize_loops): Add call to vect_set_dump_settings.
8734 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8735 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8736 (slpeel_tree_peel_loop_to_edge): Likewise.
8738 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8739 appropriate verbosity level instead of call to vect_debug_details
8740 or vect_debug_stats.
8741 (vect_get_base_and_offset):
8742 (vect_create_addr_base_for_vector_ref):
8743 (get_vectype_for_scalar_type):
8744 (vect_create_data_ref_ptr):
8746 (vect_get_vec_def_for_operand):
8747 (vect_finish_stmt_generation):
8748 (vectorizable_assignment):
8749 (vectorizable_operation):
8750 (vectorizable_store):
8751 (vectorizable_load):
8752 (vect_transform_stmt):
8753 (vect_update_ivs_after_vectorizer):
8754 (vect_do_peeling_for_loop_bound):
8755 (vect_update_inits_of_drs):
8756 (vect_do_peeling_for_alignment):
8757 (vect_transform_loop):
8758 (vect_is_simple_use):
8759 (vect_analyze_operations):
8760 (vect_is_simple_iv_evolution):
8761 (vect_analyze_scalar_cycles):
8762 (vect_analyze_data_ref_dependence):
8763 (vect_analyze_data_ref_dependences):
8764 (vect_compute_data_ref_alignment):
8765 (vect_enhance_data_refs_alignment):
8766 (vect_analyze_data_refs_alignment):
8767 (vect_analyze_data_ref_access):
8768 (vect_analyze_data_ref_accesses):
8769 (vect_analyze_pointer_ref_access):
8770 (vect_get_memtag_and_dr):
8771 (vect_analyze_data_refs):
8772 (vect_mark_relevant):
8773 (vect_stmt_relevant_p):
8774 (vect_mark_stmts_to_be_vectorized):
8775 (vect_can_advance_ivs_p):
8776 (vect_get_loop_niters):
8777 (vect_analyze_loop_form):
8778 (vect_analyze_loop):
8779 (vectorize_loops): Likewise.
8781 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8782 (vect_update_inits_of_drs):
8783 (vect_do_peeling_for_alignment):
8784 (vect_transform_loop):
8785 (vect_analyze_operations):
8786 (vect_analyze_scalar_cycles):
8787 (vect_analyze_data_ref_dependences):
8788 (vect_analyze_data_refs_alignment):
8789 (vect_analyze_data_ref_accesses):
8790 (vect_analyze_data_refs):
8791 (vect_mark_stmts_to_be_vectorized):
8792 (vect_get_loop_niters):
8793 (vect_analyze_loop_form):
8794 (vect_analyze_loop): Likewise.
8795 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8797 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8801 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8802 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8803 either -ffast-math or -funsafe-math-optimizations is in use.
8805 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8806 * config/mips/irix-csr.c: New file.
8807 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8808 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8809 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8812 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8814 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8815 redundant, incorrect definitions.
8817 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8819 ("*tls_indirect_call"): New, reference hard regs directly.
8820 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8822 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8824 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8825 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8827 2005-02-06 Roger Sayle <roger@eyesopen.com>
8829 PR rtl-optimization/19800
8830 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8831 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8834 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8836 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8838 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8841 * doc/invoke.texi: Correct documentation of -freorder-functions.
8843 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8846 * doc/invoke.texi: Don't mention gccbug.
8848 2005-02-06 Roger Sayle <roger@eyesopen.com>
8849 Andrew Pinski <pinskia@physics.uc.edu>
8850 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8852 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8853 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8854 into just (zero_extract:SI FOO (const_int 1) BAR).
8856 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8858 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8859 macro locally. Don't give last revision date. Use GCC version
8860 number from gcc-common.texi.
8861 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8862 revision date. Use GCC version number from gcc-common.texi.
8863 Describe being a library as current state rather than as 3.x
8865 * doc/gcc.texi: Remove last update date.
8866 * doc/gccint.texi: Likewise. Update copyright dates.
8867 * doc/install.texi: Update copyright dates.
8869 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8872 * doc/invoke.texi: Mention for each option included in -Wall that
8873 it is included in -Wall.
8874 * doc/gcc.texi: Update copyright and last modification date.
8876 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8878 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8879 unnecessary cast to original induction variable increments.
8881 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8883 PR tree-optimization/18219
8884 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8885 in distributed form.
8887 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8889 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8890 Set bitpos and offset later in the function. Do nothing if the
8891 target is a register and if the bitfield lies completely outside
8893 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8894 here. Return an uninitialised register if the source value is stored
8895 in a register and the bitfield lies completely outside that register.
8897 2005-02-06 Steven Bosscher <stevenb@suse.de>
8899 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8902 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8904 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8906 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8908 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8909 * config/darwin8.h: New.
8910 * config/darwin7.h: Update comment.
8912 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8913 Dorit Naishlos <dorit@il.ibm.com>
8915 * tree-vectorizer.h (LOC): New type.
8916 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8917 (loop_line_number): New field in struct _loop_vec_info.
8918 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8920 * tree-vectorizer.c (input.h): Included.
8921 (find_loop_location): New function.
8922 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8923 loop line number removed.
8924 (vect_debug_details): Likewise.
8925 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8927 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8928 call to vect_debug_details/stats changed from loop to loop_loc.
8929 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8930 (slpeel_tree_peel_loop_to_edge): Likewise.
8932 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8933 changed from NULL to UNKNOWN_LOC.
8934 (vect_get_base_and_offset):
8935 (vect_create_addr_base_for_vector_ref):
8936 (get_vectype_for_scalar_type):
8937 (vect_create_data_ref_ptr):
8939 (vect_get_vec_def_for_operand):
8940 (vect_finish_stmt_generation):
8941 (vectorizable_assignment):
8942 (vectorizable_operation):
8943 (vectorizable_store):
8944 (vectorizable_load):
8945 (vect_transform_stmt):
8946 (vect_update_ivs_after_vectorizer):
8947 (vect_do_peeling_for_loop_bound):
8948 (vect_do_peeling_for_alignment):
8949 (vect_transform_loop):
8950 (vect_is_simple_use):
8951 (vect_analyze_operations):
8952 (vect_is_simple_iv_evolution):
8953 (vect_analyze_scalar_cycles):
8954 (vect_analyze_data_ref_dependences):
8955 (vect_compute_data_ref_alignment):
8956 (vect_enhance_data_refs_alignment):
8957 (vect_analyze_data_ref_access):
8958 (vect_analyze_data_ref_accesses):
8959 (vect_analyze_pointer_ref_access):
8960 (vect_get_memtag_and_dr):
8961 (vect_analyze_data_refs):
8962 (vect_mark_relevant):
8963 (vect_stmt_relevant_p):
8964 (vect_mark_stmts_to_be_vectorized):
8965 (vect_can_advance_ivs_p):
8966 (vect_get_loop_niters):
8967 (vect_analyze_loop):
8968 (vectorize_loops): Likewise.
8970 (vectorizable_load): Argument in call to vect_debug_details/stats
8971 changed from loop to LOOP_LOC (loop_vinfo).
8972 (vect_transform_loop):
8973 (vect_analyze_operations):
8974 (vect_analyze_scalar_cycles):
8975 (vect_analyze_data_ref_dependence):
8976 (vect_enhance_data_refs_alignment):
8977 (vect_analyze_data_ref_accesses):
8978 (vect_analyze_pointer_ref_access):
8979 (vect_analyze_data_refs):
8980 (vect_analyze_loop): Likewise.
8982 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8983 changed from loop to loop_loc.
8985 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8987 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8988 Dorit Naishlos <dorit@il.ibm.com>
8990 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8992 (vect_analyze_data_ref_dependences): Likewise.
8994 (vect_is_simple_use): Argument changed from loop structure to
8995 loop_vect_info structure.
8996 (vect_can_advance_ivs_p): Likewise.
8997 (vect_create_index_for_vector_ref): Likewise.
8998 (vect_update_ivs_after_vectorizer): Likewise.
8999 (new_stmt_vec_info): Likewise.
9001 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9002 changed from loop to loop_vinfo.
9003 (vect_create_data_ref_ptr): First argument in call to
9004 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9005 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9006 was changed from loop to loop_vinfo.
9007 (vectorizable_operation): Likewise.
9008 (vectorizable_store): Likewise.
9009 (vect_mark_stmts_to_be_vectorized): Likewise.
9010 (vect_do_peeling_for_loop_bound): First argument in call to
9011 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9012 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9013 was changed from loop to loop_vinfo.
9014 (vect_analyze_data_ref_dependences): Third argument in call to
9015 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9017 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9018 (vect_create_data_ref_ptr): Likewise.
9019 (vect_init_vector): Likewise.
9020 (vect_get_vec_def_for_operand): Likewise.
9021 (vectorizable_assignment): Likewise.
9022 (vectorizable_operation): Likewise.
9023 (vectorizable_store): Likewise.
9024 (vectorizable_load): Likewise.
9025 (vect_update_ivs_after_vectorizer): Likewise.
9026 (vect_is_simple_use): Likewise.
9027 (vect_analyze_data_ref_dependence): Likewise.
9028 (vect_analyze_pointer_ref_access): Likewise.
9029 (vect_can_advance_ivs_p): Likewise.
9031 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9032 before _stmt_vec_info.
9033 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9034 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9035 (new_stmt_vec_info): Argument changed from loop structure to
9036 loop_vect_info structure
9038 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9039 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9040 (vect_create_addr_base_for_vector_ref): Likewise.
9041 (vect_analyze_pointer_ref_access): Likewise.
9043 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9046 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9047 phi flag if the phi is abnormal.
9049 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9052 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9053 information for the new statement.
9055 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9058 * gcc.c (main): Include the target in -v output.
9060 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9062 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9063 Do not drop the extend if we'd have to add a paradoxical subreg
9064 later. Include optabs.h and insn-codes.h.
9065 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9067 2005-02-02 Roger Sayle <roger@eyesopen.com>
9070 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9071 * fold-const.c (const_binop): Avoid constant folding floating
9072 point operations in modes that use composite representations.
9073 * simplify-rtx.c (simplify_binary_operation): Likewise.
9075 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9077 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9079 (altivec_dstt): Likewise.
9080 (altivec_dstst): Likewise.
9081 (altivec_dststt): Likewise.
9082 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9085 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9087 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9088 EXPR_LOCUS from orig_cond to the new cond_stmt.
9089 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9092 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9094 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9095 standard_iv_increment_position. Remove call to bsi_next
9096 (no need to bump the iterator anymore).
9097 (vect_create_index_for_vector_ref): Call
9098 standard_iv_increment_position. Remove second function argument.
9099 (vect_finish_stmt_generation): Remove call to bsi_next
9100 (no need to bump the iterator anymore).
9101 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9102 to vect_create_index_for_vector_ref.
9104 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9106 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9107 phis are used out of the loop.
9109 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9112 * c-decl.c (undef_nested_function): New variable.
9113 (pop_scope): Diagnose undefined nested functions.
9114 (finish_function): Don't attempt cgraph processing or genericizing
9115 if current top-level function contained an undefined nested
9116 function. Reset undef_nested_function at the end of a top-level
9119 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9121 * tree.c (build_int_cst_type): Take sign of the value into account
9122 when deciding whether sign extend the value.
9124 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9127 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9128 (cpp_options, cc1_options): Change %{std*&ansi} to
9129 %{std*&ansi&trigraphs}.
9131 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9133 * cse.c: Update comments.
9135 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9137 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9138 arguments go on the stack. Do not put complex doubles in odd/even
9141 2005-02-02 Steven Bosscher <stevenb@suse.de>
9143 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9144 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9145 -ftree-pre, and -fthread-jumps.
9147 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9149 PR tree-optimization/19578
9150 * tree-flow.h (modified_noreturn_calls): Declare.
9151 (noreturn_call_p): Declare.
9152 * tree-flow-inline.h (noreturn_call_p): New function.
9153 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9154 * tree-cfg.c (modified_noreturn_calls): New variable.
9155 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9156 that contain a mid-block noreturn call.
9157 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9159 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9161 * df.c (df_def_record_1, df_uses_record): Don't use
9163 * df.h (DF_FOR_REGALLOC): Remove.
9165 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9168 * c-typeck.c (really_start_incremental_init): Reset
9169 constructor_max_index for arrays of incomplete type.
9171 2005-02-02 Jeff Law <law@redhat.com>
9173 * gcse.c (struct reg_set): Store the block index where the register
9174 was set rather than the setting insn.
9175 (record_one_set, compute_transp): Corresponding changes.
9176 (pre_insert_copy_insn): Do not call replace_one_set.
9177 (replace_one_set): Remove.
9179 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9182 * doc/gcov.texi: Fix typo.
9184 2005-02-01 Richard Henderson <rth@redhat.com
9187 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9188 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9190 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9191 * config/i386/i386-protos.h: Update.
9193 2005-02-01 Steven Bosscher <stevenb@suse.de>
9195 PR tree-optimization/19217
9196 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9197 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9198 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9199 that it is walking a PHI node.
9201 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9203 * doc/extend.texi (Nested Functions): Update.
9205 2005-02-01 Richard Henderson <rth@redhat.com>
9208 * optabs.c (expand_copysign_absneg): Export.
9209 * optabs.h (expand_copysign_absneg): Declare.
9210 * config/rs6000/rs6000.md (copysigntf3): New.
9212 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9214 PR tree-optimization/19633
9215 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9216 * tree-ssa-alias.c (init_alias_info): Initialize.
9217 (merge_pointed_to_info): Set.
9218 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9219 (dump_points_to_info_for): Show value of pt_null.
9220 (struct count_ptr_d): Declare.
9221 (find_ptr_dereference): Remove.
9222 (ptr_is_dereferenced_by): Remove.
9223 (count_ptr_derefs): New local function.
9224 (count_uses_and_derefs): New local function.
9225 (compute_points_to_and_addr_escape): Call it. If the number
9226 of dereferences is greater than zero, mark the pointer as
9227 dereferenced. If there are fewer dereferences than uses of
9228 the pointer, the pointer's value escapes.
9230 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9232 PR tree-optimization/19670
9233 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9235 (verify_use): ... set it here, instead.
9237 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9239 * doc/sourcebuild.texi (Test directives): Fix formatting.
9241 * doc/sourcebuild.texi (Test directives): Describe selector
9244 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9246 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9247 specific 64-bit CPUs.
9249 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9252 * arm.c (arm_eliminable_register): New function.
9253 (adjacent_mem_locations): Don't allow eliminable registers. Use
9254 HOST_WIDE_INT for address offsets.
9255 * arm-protos.h (arm_eliminable_register): Add prototype.
9257 2005-02-01 Steven Bosscher <stevenb@suse.de>
9259 PR optimization/15242
9260 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9261 * basic-block.h (duplicate_computed_gotos): Add prototype.
9262 * bb-reorder.c (duplicate_computed_gotos): New function to
9263 duplicate sufficiently small blocks ending in a computed jump.
9264 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9265 if not optimizing for size.
9266 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9267 never do tail merging for blocks ending in a computed jump.
9268 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9270 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9272 Patch from Richard Sandiford <rsandifo@redhat.com>
9273 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9274 from inheriting a subreg equivalence with a non-spill register.
9276 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9278 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9280 * config/frv/frv.c (movcc_fp_destination_operand): New.
9281 (gpr_or_memory_operand): Fix typo in comment.
9282 (gpr_or_memory_operand_with_scratch): New.
9283 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9284 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9285 movcc_fp_destination_operand.
9286 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9287 Legitimize memory addresses using a scratch register.
9289 2005-01-31 Jeff Law <law@redhat.com>
9291 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9292 bitmap a sparse bitmap instead of a simple bitmap.
9293 (mark_def_sites_initialize_block): Corresponding changes.
9294 (ssa_mark_def_sites_initialize_block): Likewise.
9295 (ssa_mark_phi_uses): Likewise.
9296 (mark_def_site, ssa_mark_def_sites): Likewise.
9297 (mark_def_site_blocks): Likewise.
9298 (rewrite_ssa_into_ssa): Likewise.
9300 * tree-ssa-dom.c (record_cond): Pass correct variable type
9301 for last argument to htab_find_slot_with_hash.
9303 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9304 effects when optimizing 0 % X. Do not try to optimize X % 0.
9306 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9308 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9311 2005-02-01 Eric Christopher <echristo@redhat.com>
9313 * config/mips/mips.c (override_options): Warn if -mint64
9315 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9318 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9320 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9322 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9323 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9324 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9325 (cached_regno): Initialize to INVALID_REGNUM.
9326 (cse_reg_info_table_size,
9327 cse_reg_info_table_first_uninitialized,
9328 cse_reg_info_timestamp): New.
9329 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9331 (init_cse_reg_info, get_cse_reg_info_1): New.
9332 (get_cse_reg_info): Cache the last look-up.
9333 (new_basic_block): Update the code to clear mappings from
9334 registers to cse_reg_info entries.
9335 (cse_main): Call init_cse_reg_info.
9337 * cse.c (get_cse_reg_info): Update a comment.
9339 2005-01-31 Steven Bosscher <stevenb@suse.de>
9342 * c-decl.c (start_decl): Do not warn about arrays of elements with
9343 an incomplete type here.
9344 (grokdeclarator): Do it here by making a pedwarn an error.
9345 * c-typeck.c (push_init_level): If there were previous errors with
9346 the constructor type, do not warn about braces for initializers.
9347 (process_init_element): Likewise for excess initializer elements.
9349 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9351 * cse.c (delete_trivially_dead_insn): Don't iterate.
9353 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9355 * config/rs6000/rs6000.md (copysignsf3): New expand.
9356 (copysigndf3): Likewise.
9358 2005-01-31 Steven Bosscher <stevenb@suse.de>
9360 * recog.c (constrain_operands): Only look for earlyclobber operand
9361 conflicts if an '&' constraint was seen.
9363 2005-01-31 Marc Espie <espie@openbsd.org>
9365 * config.gcc: Don't include embedded systems fragment, switches default
9366 debugging format to ELF.
9367 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9368 longer pick it up there.
9370 2005-01-31 Dale Johannesen <dalej@apple.com>
9372 * doc/extend.texi (nested functions): Fix linkage description.
9373 Clarify that static is not allowed.
9375 2005-01-31 Dale Johannesen <dalej@apple.com>
9377 * config/rs6000/darwin.md (movsf_low_di): Make work.
9378 (movdf_low_di): Make work.
9380 2005-01-31 Dale Johannesen <dalej@apple.com>
9382 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9383 Make work for 64 bit.
9385 2005-01-31 Roger Sayle <roger@eyesopen.com>
9386 Dale Johannesen <dalej@apple.com>
9389 * fold-const.c (fold_binary_op_with_conditional_arg):
9390 Make types match original operands, before STRIP_NOPS.
9392 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9394 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9395 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9396 (struct gcc_sigcontext): Delete. Merge contents to..
9397 (struct gcc_ucontext): ..here.
9398 (get_sigcontext): Delete.
9399 (get_regs): New function, like get_sigcontext but return regs ptr.
9400 64-bit version finds regs from r1 to support vdso.
9401 (ppc_linux_aux_vector): New function.
9402 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9405 2005-01-31 Ira Rosen <irar@il.ibm.com>
9407 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9409 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9410 redundant fold. Fix misalignment for MINUS_EXPR.
9411 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9412 (vect_analyze_pointer_ref_access): Likewise.
9413 (vect_get_memtag_and_dr): Likewise.
9415 2005-01-31 Richard Henderson <rth@redhat.com>
9417 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9418 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9419 absnegdf2_i387, absnegxf2_i387): Likewise.
9421 2005-01-31 Richard Henderson <rth@redhat.com>
9424 * optabs.c (expand_copysign_absneg): New.
9425 (expand_copysign_bit): Split out from ...
9426 (expand_copysign): ... here. Use expand_copysign_absneg.
9428 2005-01-30 Roger Sayle <roger@eyesopen.com>
9431 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9432 constant as the second operand and a register as the third.
9434 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9437 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9438 that dllimport'd functions do not use all call-clobbered registers
9441 2005-01-30 Richard Henderson <rth@redhat.com>
9444 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9445 expand_abs_nojump and generalize. Use operand_subword and
9446 emit_no_conflict_block. Support large modes.
9447 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9449 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9450 negation to subtraction.
9451 (expand_copysign): Check that the format has signed zeros.
9452 Use operand_subword and emit_no_conflict_block. Support large modes.
9454 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9456 Fix PR tree-optimization/19624
9458 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9459 * tree-ssa-pre.c: Add cfgloop.h.
9461 (pre_stats): New member, constified.
9462 (inserted_exprs): New static variable.
9463 (NECESSARY): New macro.
9464 (create_expression_by_pieces): Fold the expression, and
9465 mark it as defaulting to not necessary. Also put in
9467 (fully_constant_expression): New function.
9468 (insert_into_preds_of_block): Modify to not insert phis when we
9469 are playing with induction variables.
9470 Push phis onto the inserted_exprs vector, and mark them as not
9471 necessary by default.
9472 (insert_aux): Call fully_constant_expression on eprime.
9473 If all edges produce the same value, mark it constant.
9474 (mark_operand_necessary): New function.
9475 (remove_dead_inserted_code): New function.
9476 (init_pre): Init loop optimizer to get loop info.
9477 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9478 (execute_pre): Commit edge inserts, then remove dead code.
9480 2005-01-30 Richard Henderson <rth@redhat.com>
9482 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9483 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9485 2005-01-30 Richard Henderson <rth@redhat.com>
9488 * config/i386/i386.c (ix86_expand_copysign): New.
9489 (ix86_split_copysign_const): New.
9490 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9491 rearrange op1/nmask operands.
9492 * config/i386/i386-protos.h: Update.
9493 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9494 (copysigndf3): Likewise.
9495 (copysignsf3_const, copysigndf3_const): New.
9496 (copysignsf3_var): Rename from copysignsf3, split out splitter
9497 and fix split predicate for X constraint.
9498 (copysigndf3_var): Similarly.
9500 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9502 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9503 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9504 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9506 2005-01-29 Richard Henderson <rth@redhat.com>
9509 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9510 of # and * in constraints.
9512 2005-01-29 Richard Henderson <rth@redhat.com>
9515 * expr.c (store_field): Don't strip sub-mode cast when the input
9516 data is even smaller.
9518 2005-01-29 Richard Henderson <rth@redhat.com>
9521 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9524 2005-01-29 Richard Henderson <rth@redhat.com>
9526 * combine.c (make_field_assignment): Fix argument order
9529 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9531 PR tree-optimization/15791
9532 * fold-const.c (extract_array_ref): New function.
9533 (fold): Fold comparisons between &a[i] and &a[j] or
9534 semantically equivalent trees.
9536 2005-01-29 Jeff Law <law@redhat.com>
9538 * gcse.c (insert_expr_in_table): Revamp handling of available
9539 and anticipatable occurrence lists to avoid unnecessary list
9541 (insert_set_in_table): Similarly.
9543 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9545 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9547 (c_build_qualified_type): Build qualified array types with
9548 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9549 * c-decl.c (c_make_fname_decl): Build unqualified array type
9550 before qualified type.
9551 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9552 type is qualified, not just if type itself is. Don't apply
9553 qualifiers to array type when declarator is processed. Apply
9554 qualifiers to field type whether or not it is an array type.
9555 Don't handle array types specially for applying qualifiers to
9557 * c-typeck.c (composite_type): Build unqualified element type and
9558 array type when forming composite of array types.
9559 (common_pointer_type, comptypes, comp_target_types,
9560 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9561 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9563 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9564 (args2) in variables a1 and a2.
9566 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9568 * cse.c (n_elements_made, max_elements_made): Remove.
9569 (insert): Don't touch n_elements_made.
9570 (cse_main): Don't touch n_elements_made or max_elements_made.
9572 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9575 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9576 configuration part of dp-bit.c to be lost.
9578 2005-01-28 Roger Sayle <roger@eyesopen.com>
9580 * expmed.c (expand_mult_highpart_optab): When attempting to use
9581 a non-widening multiplication in a wider mode, the operands need
9582 to be converted (zero or sign extended) to that mode.
9584 2005-01-28 Ian Lance Taylor <ian@airs.com>
9588 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9589 through if both operands fall through.
9591 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9593 * cse.c (fold_rtx) <PC>: Don't optimize.
9595 2005-01-28 Jeff Law <law@redhat.com>
9597 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9598 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9600 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9602 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9603 cse_reg_info_used_list_end): Remove.
9604 (cse_reg_info_list, cse_reg_info_list_free): New.
9605 (get_cse_reg_info): When allocating an instance of
9606 cse_reg_info, add it to the beginning of the cse_reg_info_list
9607 list. Remove code to maintain cse_reg_info_used_list.
9608 (new_basic_block): Reset the free list to the beginning of
9611 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9613 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9614 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9615 (frv_expand_mdpackh_builtin): New function.
9616 (frv_expand_builtin): Use it to expand __MDPACKH.
9617 * doc/extend.texi (__MDPACKH): Update documentation.
9619 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9621 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9622 SSE_FLOAT_MODE_P for use_sse computation.
9624 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9627 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9629 2005-01-27 Richard Henderson <rth@redhat.com>
9631 * builtins.c (expand_builtin_copysign): New.
9632 (expand_builtin): Call it.
9633 * genopinit.c (optabs): Add copysign_optab.
9634 * optabs.c (init_optabs): Initialize it.
9635 (expand_copysign): New.
9636 * optabs.h (OTI_copysign, copysign_optab): New.
9637 (expand_copysign): Declare.
9639 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9640 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9642 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9643 (ix86_expand_fp_absneg_operator): ... here.
9644 (ix86_split_copysign): New.
9645 * config/i386/i386-protos.h: Update.
9646 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9647 (copysignsf3, copysigndf3): New.
9649 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9650 (copysignsf3, ncopysignsf3): New.
9651 (copysigndf3, ncopysigndf3): New.
9652 (copysignxf3, ncopysignxf3): New.
9653 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9655 2005-01-27 Arend Bayer <arend.bayer@web.de>
9656 Kazu Hirata <kazu@cs.umass.edu>
9658 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9659 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9660 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9663 2005-01-27 Jeff Law <law@redhat.com>
9665 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9666 definitions of SSA_NAMEs which are not being rewritten.
9667 (rewrite_ssa_into_ssa): Only initialize the current definition
9668 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9669 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9670 SSA_NAMEs before returning.
9672 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9674 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9675 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9676 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9677 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9678 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9680 2005-01-27 Steven Bosscher <stevenb@suse.de>
9683 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9684 higher to -O2 and higher. Likewise for tree PRE.
9685 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9688 2005-01-27 Ian Lance Taylor <ian@airs.com>
9691 * gimple-low.c (try_catch_may_fallthru): New static function.
9692 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9693 * tree-inline.c (expand_call_inline): Don't warn about reaching
9694 the end of a non-void function being inlined if the function uses
9697 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9699 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9702 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9703 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9704 (implicitly_declare): Handle error_mark_node.
9706 2005-01-27 Richard Henderson <rth@redhat.com>
9709 * tree.h (struct tree_decl): Add debug_expr_is_from.
9710 (DECL_DEBUG_EXPR_IS_FROM): New.
9711 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9712 * dwarf2out.c (dwarf2out_var_location): Update to match.
9713 * tree-outof-ssa.c (create_temp): Likewise.
9714 * var-tracking.c (track_expr_p): Likewise.
9715 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9716 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9717 * toplev.c (default_tree_printer): Likewise.
9719 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9721 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9722 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9724 2005-01-27 Steven Bosscher <stevenb@suse.de>
9726 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9727 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9728 ASM_CLOBBERS): Add tree checks.
9730 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9731 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9732 * c-common.def (SWITCH_STMT): Update to match.
9733 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9734 macros instead of SWITCH_EXPR ones.
9735 * c-dump.c (c_dump_tree): Likewise.
9736 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9737 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9739 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9741 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9743 * unwind-dw2.c (execute_stack_op): Add missing cases for
9744 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9746 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9748 * config.gcc (Obsolete configurations): Remove 'dummy', add
9749 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9752 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9754 PR tree-optimization/19633
9755 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9757 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9758 are no call-clobbered variables.
9759 * tree-outof-ssa.c (check_replaceable): Return false for calls
9762 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9764 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9765 even for variables with NULL DECL_INITIAL.
9767 2005-01-26 Stuart Hastings <stuart@apple.com>
9769 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9771 2005-01-26 Richard Henderson <rth@redhat.com>
9774 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9776 * expr.c (store_field): Strip conversions to odd-bit-sized types
9777 if the destination field width matches.
9779 2005-01-26 Richard Henderson <rth@redhat.com>
9781 * c-decl.c, expmed.c, expr.c: Revert last change.
9783 2005-01-26 Richard Henderson <rth@redhat.com>
9786 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9788 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9789 if we don't need the bits above those present in the current mode.
9790 * expr.c (store_field): Strip conversions to odd-bit-sized types
9791 if the destination field width matches.
9793 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9795 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9796 either -ffast-math or -funsafe-math-optimizations is in use.
9798 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9802 * config/avr/avr.c (notice_update_cc): Only set condition code for
9803 ashrqi3 if shift count > 0.
9804 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9805 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9806 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9807 count <= 0 as a no-op, and shift count >= width by copying zero
9808 or sign bit to all bits of the result.
9809 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9810 count, with attribute "length" set to 0 and "cc" set to "none".
9812 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9814 * doc/invoke.texi: Document -mTLS.
9816 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9817 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9818 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9819 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9820 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9821 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9822 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9823 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9825 * configure.ac: Check for a TLS capable gas.
9827 * configure: Regenerate.
9829 2005-01-26 Richard Henderson <rth@redhat.com>
9832 * combine.c (make_field_assignment): Simplify store to zero_extract
9833 from a source with an overlapping mask.
9835 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9837 2004-11-11 Eric Christopher <echristo@redhat.com>
9839 * config/frv/frv.md: Add fr400_integer automaton. Don't
9840 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9843 2005-01-26 Steven Bosscher <stevenb@suse.de>
9846 * cfgbuild.c (make_edges): Do not clear or set
9847 current_function_has_computed_jump.
9848 * function.h (struct function): Remove the has_computed_jump field.
9849 (current_function_has_computed_jump): Do not define.
9850 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9851 in a computed jump. Ignore current_function_has_computed_jump.
9853 2005-01-26 Richard Henderson <rth@redhat.com>
9856 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9857 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9859 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9860 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9861 objects into static storage if they have more than one non-zero value.
9862 * tree.h (categorize_ctor_elements): Update decl.
9864 2005-01-26 Steven Bosscher <stevenb@suse.de>
9867 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9868 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9869 to this function from 2004-07-10.
9870 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9871 the current function for tail call optimizations if the address
9872 of one of it its arguments is taken.
9874 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9876 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9878 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9880 * function.c (expand_function_end): If current_function_calls_alloca,
9881 emit stack restore in a place that is reached when the function falls
9884 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9886 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9887 rule to avoid matching inappropriate suffix rule.
9889 2005-01-26 Jan Hubicka <jh@suse.cz>
9891 PR tree-optimization/19241
9892 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9894 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9896 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9897 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9899 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9900 <sim*>: Always use crt1.o, regardless of N in simN.
9901 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9902 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9903 (CRT_CALL_STATIC_FUNCTION): Remove.
9904 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9905 use crt1.o, regardless of N in simN.
9906 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9907 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9908 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9909 case isystem setting.
9910 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9912 2005-01-25 Ian Lance Taylor <ian@airs.com>
9914 * gimple-low.c (block_may_fallthru): Correct handling of
9915 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9917 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9919 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9920 handlers to match indentation; nested under the mtune=* handler.
9921 Similar for mcpu= and march=.
9923 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9925 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9926 * config/mips/linux64.h (LIB_SPEC): Likewise.
9927 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9928 * config/sh/linux.h (LIB_SPEC): Likewise.
9930 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9932 * config/frv/frv.c (frv_legitimize_tls_address): New.
9933 (TARGET_HAVE_TLS): Define.
9934 (FRV_SYMBOL_REF_TLS_P): Define.
9935 (frv_override_options): Handle new register classes.
9936 (frv_legitimate_address_p): Reject tls addresses.
9937 (frv_legitimize_address): Handle TLS addresses.
9938 (gen_inlined_tls_plt): New.
9940 (frv_legitimize_tls_address): New.
9941 (unspec_got_name): Add TLS entries.
9942 (got12_operand): Add R_FRV_TLSMOFF12 case.
9943 (frv_emit_move): Fixup TLS addresses.
9944 (frv_emit_movsi): Legitimize TLS addresses.
9946 * config/frv/frv.h (MASK_BIG_TLS): New.
9947 (TARGET_BIG_TLS): New.
9948 (HAVE_AS_TLS): Define.
9949 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9950 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9951 (REG_CLASS_NAMES): Same.
9952 (REG_CLASS_CONTENTS): Same.
9953 (CONSTRAINT_LEN): New.
9954 (REG_CLASS_FROM_CONSTRAINT): New.
9955 (PREDICATE_CODES): Add symbolic_operand.
9957 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9958 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9959 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9960 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9961 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9962 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9963 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9964 GR9_REG, GR14_REG, LRREG.
9965 (type): Add load_or_call attribute.
9966 ("load_or_call"): New reservation.
9967 ("call_gettlsoff"): New.
9968 ("tls_indirect_call"): New.
9969 ("tls_load_gottlsoff12"): New.
9970 ("tlsoff_hilo"): New.
9971 ("tls_tlsdesc_ldd"): New.
9972 ("tls_tlsoff_ld"): New.
9975 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9977 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9979 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9980 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9981 * config/frv/frv.c (TLS_BIAS): Define.
9982 (frv_output_dwarf_dtprel): New.
9984 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9986 PR rtl-optimization/19579
9987 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9988 both A and B, see if they don't clobber registers the other expr uses.
9990 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9992 * real.c (do_add): Initialize signalling and canonical members.
9994 * real.c (real_from_integer): Zero out destination.
9996 2005-01-18 Jan Hubicka <jh@suse.cz>
9998 PR tree-optimize/19337
9999 * tree-inline.c (initialize_inlined_parameters): Copy
10000 saved_static_chain_decl only.
10002 2005-01-25 Richard Henderson <rth@redhat.com>
10006 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10007 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10008 80387 enabled, to return a proper subclass. Return the subset that
10009 overlaps with GENERAL_REGS for PLUS.
10010 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10012 2005-01-25 Richard Henderson <rth@redhat.com>
10014 PR middle-end/19609
10015 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10017 2005-01-25 Roger Sayle <roger@eyesopen.com>
10019 * expmed.c (choose_multiplier): Change interface to return the
10020 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10021 (expand_divmod): Update calls to choose_multiplier.
10023 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10025 PR middle-end/19330
10026 * expmed.c (extract_bit_field): Use adjust_address instead of
10027 gen_lowpart when op0 is a MEM.
10029 2005-01-24 Steven Bosscher <stevenb@suse.de>
10031 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10033 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10035 * config/mips/irix-csr.c: New file.
10036 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10037 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10038 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10041 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10044 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10045 sparc/elf.h, add sparc/sp-elf.h.
10046 (sparc-*-rtems*): Likewise.
10047 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10048 tm-dwarf2.h, add sparc/sp-elf.h.
10049 (sparc86x-*-elf): Likewise.
10050 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10051 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10052 TARGET_OS_CPP_BUILTINS.
10053 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10054 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10056 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10057 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10058 (SWITCH_TAKES_ARG): Likewise.
10059 (LOCAL_LABEL_PREFIX): Likewise.
10060 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10061 (TARGET_N_FORMAT_TYPES): Delete.
10062 (TARGET_FORMAT_TYPES): Likewise.
10063 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10064 * config/sparc/elf.h: Delete.
10065 * config/sparc/sp-elf.h: New file.
10067 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10069 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10070 * tree-flow.h: Remove the corresponding prototype.
10071 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10072 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10074 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10077 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10078 for AIX ABI or ELF -fPIC.
10079 (rs6000_emit_load_toc_table): Don't create toc_section here.
10080 (rs6000_xcoff_file_start): Nor here.
10082 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10084 * sh.c (ra.h): Don't #include.
10085 (hard_regs_intersect_p): New function, resurrected from ra.c.
10087 * sh.c: Fix 1996 Copyright.
10089 2005-01-24 Richard Henderson <rth@redhat.com>
10090 Aldy Hernandez <aldyh@redhat.com>
10092 * regrename.c (note_sets): Handle subregs.
10094 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10097 * genconditions.c (write_header, write_conditions): Elide file if
10100 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10102 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10103 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10106 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10108 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10109 expand_builtin_printf, expand_builtin_fprintf,
10110 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10111 checking against POINTER_TYPE.
10112 (validate_arglist): Handle POINTER_TYPE code by checking
10115 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10117 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10118 init_rtlanal): New.
10119 (for_each_rtx): Call for_each_rtx_1.
10120 * rtl.h (init_rtlanal): Declare.
10121 * toplev.c (backend_init): Call init_rtlanal.
10123 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10125 * flow.c (propagate_one_insn): Formatting.
10127 PR middle-end/19551
10128 * flow.c (libcall_dead_p): Be more conservative if unsure.
10129 If there are any instructions between insn and call, see if they are
10130 all dead before saying the libcall is dead.
10132 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10134 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10135 operand constraint for operand 0.
10137 2005-01-23 Richard Henderson <rth@redhat.com>
10140 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10141 edges leading to join block.
10143 2005-01-23 Roger Sayle <roger@eyesopen.com>
10145 * expmed.c (expand_mult_highpart): Make static. Change type of
10146 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10147 (expand_divmod): Updates calls to expand_mult_highpart by using
10148 gen_int_mode to pass a CONST_INT rtx.
10149 * rtl.h (expand_mult_highpart): Remove prototype.
10151 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10153 * flow.c (regset_bytes, regset_size): Remove.
10155 * cfganal.c: Fix a reference to Harvey's paper.
10157 2005-01-23 Steven Bosscher <stevenb@suse.de>
10159 PR rtl-optimization/19464
10160 * tree-optimize.c (init_tree_optimization_passes): Add one more
10161 copyrename pass just before out-of-ssa.
10163 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10166 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10167 * ggc-none.c (ggc_free): Define.
10169 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10171 * cse.c (max_reg, max_insn_uid): Remove.
10172 (cse_main): Don't access max_reg or max_insn_uid.
10174 * c-common.c (explicit_flag_signed_bitfields,
10175 lang_statement_code_p, lang_expand_function_end): Remove.
10176 * c-common.h: Remove the corresponding declarations.
10177 * c-opts.c (c_common_handle_option): Remove all write access
10178 to explicit_flag_signed_bitfields.
10180 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10181 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10182 * cgraph.h: Remove the corresponding declaration.
10184 * gcse.c (null_pointer_info): Remove.
10186 2005-01-23 Roger Sayle <roger@eyesopen.com>
10187 Eric Botcazou <ebotcazou@libertysurf.fr>
10189 * combine.c (simplify_logical): Only simplify logical expressions
10190 of the form ior(and(x,y),z) by the inverse distributive law if the
10191 result is cheaper than the original.
10193 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10195 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10196 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10197 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10198 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10199 config/freebsd-spec.h, config/arm/arm.h,
10200 config/h8300/h8300.md, config/i386/i386.md,
10201 config/i386/predicates.md, config/i386/sse.md,
10202 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10203 config/vax/vax.md: Fix comment typos. Follow spelling
10206 2005-01-23 Steven Bosscher <stevenb@suse.de>
10208 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10209 tests, instead of `less than'.
10211 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10213 * function.c (assign_parm_setup_block): When creating a new stack slot
10214 for a parameter, get its alignment from the parameter's DECL_ALIGN
10215 rather than the type's TYPE_ALIGN. Make sure that the parameter
10216 is at least word aligned.
10218 2005-01-22 Roger Sayle <roger@eyesopen.com>
10220 PR middle-end/19378
10221 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10223 2005-01-22 Richard Henderson <rth@redhat.com>
10226 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10227 in both compare operands.
10228 (movdfcc_1_sse_max): Likewise.
10229 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10230 (movdfcc_1_sse): Likewise.
10231 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10232 scratch register as needed.
10234 2005-01-22 Richard Henderson <rth@redhat.com>
10236 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10238 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10240 2005-01-22 Richard Henderson <rth@redhat.com>
10242 * genopinit.c (optabs): Use smin/smax for floating point too.
10243 * doc/md.texi: Update to match. Clarify that floating point
10244 results are undefined for +0/-0 and NaN.
10245 * doc/rtl.texi: Likewise.
10246 * rtl.def (SMIN, SMAX): Likewise
10247 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10249 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10250 leading 's' to the name.
10251 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10252 smaxxf3, sminxf3): Likewise.
10253 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10256 2005-01-22 Paul Brook <paul@codesourcery.com>
10258 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10260 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10262 * config/s390/s390.c (struct processor_costs): New fields
10263 dlgr, dlr, dr, dsgfr, dsgr.
10264 (z900_cost, z990_cost): Values for new fields.
10265 (s390_rtx_costs): New cases MEM und COMPARE in switch
10266 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10267 DIV, MOD, UDIV, UMOD.
10269 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10271 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10272 into the register being decremented.
10273 ("doloop_si31", "doloop_di"): Likewise.
10274 ("*doloop_si_long"): Adapt pattern.
10276 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10278 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10280 (CLASS_MAX_NREGS): Likewise.
10282 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10284 * doc/tree-ssa.texi (Statement Operands): Add example for new
10285 must-def macro. Note deprecation of old operands interface.
10287 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10289 PR tree-optimization/19484
10290 * tree-cfg.c (remove_fallthru_edge): New function.
10291 (cleanup_control_flow): Remove fallthru edges from calls that are
10292 now known not to return.
10294 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10296 Fix PR tree-optimization/19038
10297 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10298 copies with loop variant ones.
10300 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10302 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10303 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10304 config/alpha/alpha.md, config/alpha/predicates.md,
10305 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10306 config/sparc/sol2.h: Update copyright.
10308 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10309 first label to see if it is a nonlocal label.
10311 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10312 Andrew Pinski <pinskia@physics.uc.edu>
10315 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10316 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10318 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10320 * config/rs6000/rtems.h: Update copyright.
10322 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10325 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10326 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10327 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10329 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10332 * c-typeck.c (convert_arguments): Check for error_mark_node.
10334 2005-01-21 Ian Lance Taylor <ian@airs.com>
10336 PR tree-optimization/13000
10337 * tree-inline.c: Include "tree-flow.h".
10338 (expand_call_inline): If warn_return_type, warn if non-void inline
10339 function falls through.
10340 * tree-cfg.c (execute_warn_function_return): Don't warn about
10341 control reaching end if TREE_NO_WARNING is set. Set
10343 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10345 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10346 branch if we don't need one.
10347 * c-typeck.c: Include "tree-flow.h"
10348 (c_finish_bc_stmt): Don't add a goto if the current statement
10349 list doesn't fall through to the current point.
10351 2005-01-21 Roger Sayle <roger@eyesopen.com>
10353 PR rtl-optimization/576
10354 * real.c (real_arithmetic): Change return type from void to bool
10355 to return an indication that the result may be inexact.
10356 * real.h (real_arithmeric): Update prototype.
10357 * fold-const.c (const_binop): Don't constant fold floating
10358 point expressions when the user specifies -frounding-math and
10359 the result may depend upon the run-time rounding mode.
10360 (fold_convert_const_real_from_real): Clean-up.
10361 (fold_initializer): Ignore flag_rounding_math for initializers.
10362 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10363 constant fold FP operations with flag_rounding_math if the
10364 result may depend upon the run-time rounding mode.
10366 2005-01-21 Tom Tromey <tromey@redhat.com>
10368 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10370 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10372 * tree-cfg.c: Fix comment typos.
10374 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10376 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10377 around the call to rest_of_handle_branch_target_load_optimize.
10379 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10381 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10382 (sparc64-*-openbsd*): Likewise.
10383 (sparclite-*-elf*): Include tm-dwarf2.h.
10384 (sparc86x-*-elf*): Likewise.
10385 (sparc64-*-elf*): Likewise.
10386 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10387 (DBX_DEBUGGING_INFO): Likewise.
10388 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10389 (PREFERRED_DEBUGGING_TYPE): Likewise.
10390 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10391 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10392 (PREFERRED_DEBUGGING_TYPE): Likewise.
10393 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10394 (PREFERRED_DEBUGGING_TYPE): Likewise.
10395 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10397 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10400 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10402 2005-01-20 Paul Brook <paul@codesourcery.com>
10404 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10406 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10408 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10409 label is first in a sequence of labels.
10411 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10413 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10414 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10416 * doc/sourcebuild.texi (Test Directives): New.
10418 2005-01-20 Roger Sayle <roger@eyesopen.com>
10420 * real.c (real_floor): Don't leave the result uninitialized when
10421 mode is VOIDMode, but return the unrounded intermediate value.
10422 (real_ceil): Likewise.
10424 2005-01-20 Paul Brook <paul@codesourcery.com>
10426 * config/arm/arm.md (insv): Use gen_int_mode.
10428 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10430 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10431 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10432 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10433 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10434 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10436 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10439 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10440 fbreg, so we have to assume we can't.
10441 (loc_descriptor_from_tree_1): Ditto.
10442 (containing_function_has_frame_base): New function.
10443 (add_location_or_const_value_attribute): Use it.
10444 Also try to generate a frame_base from a single element location
10447 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10449 PR tree-optimization/15349
10450 * timevar.def (TV_TREE_MERGE_PHI): New.
10451 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10453 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10454 calls to tree_forwarder_block_p.
10455 (remove_forwarder_block_with_phi, merge_phi_nodes,
10456 gate_merge_phi, pass_merge_phi): New.
10457 * tree-optimize.c (init_tree_optimization_passes): Add
10459 * tree-pass.h: Add an extern for pass_merge_phi;
10461 2005-01-20 Richard Henderson <rth@redhat.com>
10464 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10465 (_mm_castps_pd, _mm_castps_si128): New.
10466 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10468 2005-01-20 Richard Henderson <rth@redhat.com>
10471 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10472 __builtin_ia32_vec_init_v2si.
10473 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10474 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10475 (ix86_init_mmx_sse_builtins): Create it.
10476 (ix86_expand_builtin): Expand it.
10477 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10478 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10479 (vec_extractv2si_0, vec_extractv2si_1): New.
10481 2005-01-20 Richard Henderson <rth@redhat.com>
10484 * config/i386/i386.c (ix86_expand_push): New.
10485 * config/i386/mmx.md (push<MMXMODE>1): New.
10486 * config/i386/sse.md (push<SSEMODE>1): New.
10487 * config/i386/i386-protos.h: Update.
10489 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10491 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10494 2005-01-20 Richard Henderson <rth@redhat.com>
10496 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10497 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10499 2005-01-19 Richard Henderson <rth@redhat.com>
10502 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10503 to V4SFmode in SSE1 fallback load path.
10505 2005-01-19 Richard Henderson <rth@redhat.com>
10507 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10508 in QImode expansion to ix86_expand_vector_set.
10509 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10511 2005-01-19 Richard Henderson <rth@redhat.com>
10514 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10515 subclass of the input class.
10516 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10517 Always true for cross-SSE1 classes. Rationalize conditionals.
10518 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10519 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10520 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10521 (movdi_2): Add MMX/SSE zeros.
10522 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10523 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10524 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10525 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10526 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10527 (zero_extendsidi2_rex64_1): Remove.
10528 (MOV0 peephole): Check GENERAL_REG_P.
10530 2005-01-19 Richard Henderson <rth@redhat.com>
10533 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10535 (ix86_expand_vector_extract): Likewise.
10537 2005-01-19 Richard Henderson <rth@redhat.com>
10539 PR middle-end/19304
10540 * expr.c (emit_move_change_mode): New argument force; use
10541 simplify_gen_subreg if true.
10542 (emit_move_via_alt_mode): Merge into ...
10543 (emit_move_via_integer): ... here.
10544 (emit_move_ccmode): Use emit_move_change_mode directly.
10546 2005-01-19 Richard Henderson <rth@redhat.com>
10549 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10550 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10551 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10553 (alpha_emit_set_const): Likewise. Make static.
10554 (alpha_emit_set_long_const): Make static.
10555 (alpha_extract_integer): Split out from alpha_expand_mov.
10556 (alpha_split_const_mov): Likewise.
10557 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10558 (alpha_legitimate_constant_p): New.
10559 * config/alpha/alpha-protos.h: Update.
10560 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10561 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10562 * config/alpha/alpha.md (movsi): Add n alternative.
10563 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10564 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10565 (splitters for all of the above): Use alpha_split_const_mov.
10566 * config/alpha/predicates.md (non_add_const_operand): New.
10567 (non_zero_const_operand): New.
10568 (input_operand): Use alpha_legitimate_constant_p after reload.
10570 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10572 PR tree-optimization/19038
10573 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10574 (add_candidate): Add ivs with increment in latch only if
10575 allow_ip_end_pos_p is true.
10576 (determine_iv_cost): Use empty_block_p.
10578 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10580 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10581 (compute_dominance_frontiers): Ditto.
10583 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10586 * config/sh/t-rtems: New.
10587 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10589 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10591 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10592 the offset of the selected field.
10594 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10596 * tree-cfg.c (remove_forwarder_block): Fix the check to
10597 prevent a nonlocal label from appearing in the middle of a
10600 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10602 PR rtl-optimization/19462
10603 * reorg.c (find_end_label): Create return insn only if
10604 current_function_epilogue_delay_list is empty.
10606 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10608 * doc/passes.texi: Remove paragraph mentioning new-ra.
10610 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10612 PR rtl-optimization/15139
10613 * combine.c: Include params.h.
10614 (count_rtxs): New function.
10615 (record_value_for_reg): If replace_rtx would replace at least
10616 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10617 (clobber (const_int 0)) instead of TEM.
10618 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10619 * params.h (MAX_LAST_VALUE_RTL): New.
10620 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10621 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10624 * c-typeck.c (digest_init): Only call build_vector if all constructor
10625 elements are *_CST nodes.
10626 * gimplify.c (gimplify_init_constructor): Likewise.
10628 PR middle-end/19164
10629 * c-typeck.c (digest_init): Only call build_vector if inside_init
10632 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10634 * toplev.c (init_asm_output): Remove dead #ifdef.
10636 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10638 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10640 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10642 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10643 accessing DECL_FUNCTION_CODE.
10644 * dojump.c (do_jump): Likewise.
10645 * gimplify.c (gimplify_call_expr): Likewise.
10646 * predict.c (expr_expected_value): Likewise.
10647 (strip_builtin_expect): Likewise.
10648 * tree-inline.c (estimate_num_insns_1): Likewise.
10649 * tree-ssa-loop-im.c (stmt_cost): Likewise
10650 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10651 (tree_expr_nonnegative_p): Likewise.
10653 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10655 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10656 variant of the load_pcrel_sym pattern.
10657 * config/sparc/sparc.md (P macro): Move to the top.
10658 (load_pcrel_sym): Macroize using P.
10659 (save_register_window): Likewise.
10661 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10663 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10664 ("sordered"): Same.
10666 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10669 * c-typeck.c (build_asm_expr): Strip nops off
10670 input memory operands.
10672 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10674 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10675 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10676 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10677 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10679 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10682 * config/i386/i386.c (override_options): If the 80387 is disabled,
10683 then do not return FP values using FP registers.
10685 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10687 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10688 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10689 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10690 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10691 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10692 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10693 output.h, postreload-gcse.c, postreload.c, recog.c,
10694 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10695 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10696 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10697 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10698 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10699 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10700 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10701 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10703 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10704 config/alpha/alpha.c, config/arm/vfp.md,
10705 config/i386/emmintrin.h, config/i386/i386-modes.def,
10706 config/i386/i386-protos.h, config/i386/i386.h,
10707 config/i386/pmmintrin.h, config/i386/ppro.md,
10708 config/i386/predicates.md, config/i386/xmmintrin.h,
10709 config/i860/i860.c, config/ia64/ia64-modes.def,
10710 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10711 config/ia64/ia64.md, config/ia64/itanium1.md,
10712 config/ia64/itanium2.md, config/ia64/predicates.md,
10713 config/iq2000/iq2000.h, config/mips/linux64.h,
10714 config/rs6000/aix41.h, config/rs6000/aix43.h,
10715 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10716 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10717 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10718 config/sparc/linux64.h, config/sparc/litecoff.h,
10719 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10720 config/sparc/sparc.h, config/sparc/sparc.md,
10721 config/sparc/sysv4-only.h: Update copyright.
10723 2005-01-18 Richard Henderson <rth@redhat.com>
10726 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10728 2005-01-18 Marc Espie <espie@openbsd.org>
10729 * config/i386/openbsdelf.h: Typo.
10731 2005-01-18 Richard Henderson <rth@redhat.com>
10733 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10734 special case for sse.
10735 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10737 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10739 * tree-inline.c (estimate_num_insns_1): Added cases for
10740 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10742 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10744 PR rtl-optimization/19296
10745 * combine.c (simplify_comparison): Rewrite the condition under
10746 which a non-paradoxical SUBREG of a PLUS can be lifted when
10747 compared against a constant.
10749 2005-01-18 Andi Kleen <ak@muc.de>
10751 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10752 * c.opt (-Wpointer-sign): Add.
10753 * doc/invoke.texi: (-Wpointer-sign): Add.
10755 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10757 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10758 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10759 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10760 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10761 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10762 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10763 for TARGET_MIX_SSE_I387.
10764 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10765 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10766 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10767 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10768 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10769 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10770 TARGET_MIX_SSE_I387.
10771 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10774 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10777 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10778 Add movaps alternative for xmm reg->reg move.
10780 2005-01-17 Jeff Law <law@redhat.com>
10782 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10783 at the end of the main DOM loop rather than just before DOM exits.
10785 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10787 PR tree-optimization/19121
10788 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10789 adding aliases to a name tag, also add them to the pointer's
10791 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10792 sensitive alias info at all. Only check that the two pointers
10793 have compatible pointed-to sets.
10794 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10795 a pointer's type tag is a superset of the alias set of the
10796 pointer's name tag.
10798 2005-01-17 James E Wilson <wilson@specifixinc.com>
10801 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10802 comment to document why.
10804 2005-01-17 Richard Henderson <rth@redhat.com>
10806 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10807 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10808 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10809 sse2_vmsminv2df3_finite): New.
10810 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10811 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10812 Force op1 into register.
10814 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10816 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10817 bubblestrap from always rebuilding build directory.
10819 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10821 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10822 ("*cmpmem_short"): Likewise.
10824 2005-01-17 Steven Bosscher <stevenb@suse.de>
10826 * basic-block.h: Document BB_* flags.
10827 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10828 use an sbitmap instead.
10829 * sched-rgn.c (compute_trg_info): Likewise.
10831 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10833 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10834 redundant target_cpu_default and extra_parts lines. Use the default
10836 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10837 (SUBTARGET_EXTRA_SPECS): Delete.
10838 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10839 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10840 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10841 and "n32" for -mabi=n32.
10843 2005-01-17 Ian Lance Taylor <ian@airs.com>
10846 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10847 fold constant variables into initial values.
10849 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10851 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10853 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10854 through the statements backward.
10856 2005-01-17 Ian Lance Taylor <ian@airs.com>
10858 PR middle-end/13127:
10859 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10860 a variable set to the return value of the inlined function.
10862 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10864 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10865 when modes are tieable.
10867 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10869 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10870 of pthread_create to find out if threads are enabled.
10871 * gthr-posix95.h (__gthread_active_p): Likewise.
10873 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10875 * common.opt (-fnew-ra): Remove.
10877 * toplev.h (flag_new_regalloc): Remove.
10878 * Makefile.in (ra*.*): Don't mention.
10879 * passes.c (rest_of_handle_new_regalloc): Remove.
10880 (rest_of_handle_combine, rest_of_compilation): Always consider
10881 flag_new_regalloc as false.
10882 * doc/invoke.texi: Don't document -fnew-ra.
10884 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10886 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10887 last parameter to reg_scan.
10888 * loop.c (loop_optimize): Likewise.
10889 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10890 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10891 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10892 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10893 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10894 * regclass.c (reg_scan): Likewise, for the declaration.
10895 * rtl.h (reg_scan): Likewise, for the prototype.
10897 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10899 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10900 mark_dfs_back_edges.
10902 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10904 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10905 (compute_avail): Uses don't go in tmp_gen.
10907 2005-01-16 Steven Bosscher <stevenb@suse.de>
10909 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10910 loop to look for a free slot in a page entry.
10912 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10915 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10916 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10917 just before targetm.asm_out.file_end.
10918 * tree.h (process_pending_assemble_output_defs): Declare.
10919 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10921 (assemble_alias): Defer generation of assembly code for defines when
10922 TARGET_DEFERRED_OUTPUT_DEFS is true.
10923 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10924 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10925 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10927 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10930 * pa.c (pa_scalar_mode_supported_p): New function.
10931 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10932 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10934 * pa-protos.h (prefetch_operand): Delete.
10935 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10936 * pa.c (prefetch_operand): Delete.
10937 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10938 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10939 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10940 and prefetch_nocc_operand.
10941 * pa.md (prefetch): Rework to avoid reload problems handling short
10942 displacements when a cache control completer needs to be provided.
10943 (prefetch_32, prefetch_64): Delete.
10944 (prefetch_cc, prefetch_nocc): New patterns.
10946 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10948 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10950 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10953 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10954 exceeds maximum alignment for global common data.
10955 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10956 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10958 2004-01-15 Roger Sayle <roger@eyesopen.com>
10960 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10962 2004-01-15 Roger Sayle <roger@eyesopen.com>
10964 * harg-reg-set.h (reg_class_names): Prototype global array.
10965 * regclass.c (reg_class_names): Declare here and initialize to
10967 (dump_regclass): Remove local declaration of reg_class_names.
10968 (regclass): Likewise.
10969 * cfg.c (dump_flow_info): Likewise.
10970 * ra-debug.c (reg_class_names): Likewise.
10971 * regrename.c (reg_class_names): Likewise.
10972 * reload.c (reg_class_names): Likewise.
10973 * reload1.c (spill_failure): Likewise.
10974 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10976 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10978 * config/s390/s390.md ("reload_outti"): Remove predicate for
10979 output operand. Abort if operand is not a MEM.
10980 ("reload_outdi", "reload_outdf"): Likewise.
10982 2005-01-15 Marc Espie <espie@openbsd.org>
10984 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10985 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10986 * config/openbsd.h: Fix C++ includes for native configurations.
10987 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10988 Add trampoline support.
10989 * config/i386/openbsdelf.h: New.
10991 2005-01-15 Marc Espie <espie@openbsd.org>
10993 * collect2.c (main): Explicitly parse -dynamic-linker option.
10995 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10997 PR tree-optimization/19060
10998 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10999 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11000 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11001 and handle extract_range_from_cond returning false.
11002 * fold-const.c (fold): Optimize comparisons with min/max even for
11003 width > HOST_BITS_PER_WIDE_INT.
11005 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11007 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11008 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11009 Remove little endian multilib variants.
11010 Add mips32 multilib variant.
11012 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11014 * explow.c (copy_all_reg, stabilize): Remove.
11015 * expr.h: Remove the corresponding prototypes.
11017 * rtlanal.c (regs_set_between_p): Remove.
11018 * rtl.h: Remove the corresponding prototype.
11020 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11022 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11023 to rs6000_nonimmediate_operand.
11024 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11025 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11026 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11027 rs6000_nonimmediate_operand.
11028 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11029 rs6000_nonimmediate_operand.
11031 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11033 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11035 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11037 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11039 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11040 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11042 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11043 (rs6k_nonimmediate_operand): New.
11044 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11046 (legitimate_lo_sum_address_p): Same.
11047 (rs6000_legitimize_address): Same.
11048 (rs6000_legitimize_reload_address): Same.
11049 (rs6000_legitimate_address): Same.
11050 (spe_build_register_parallel): Pass DF and DC modes in a DI
11053 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11054 to rs6k_nonimmediate_operand.
11056 * config/rs6000/spe.md ("*frob_df_di"): New.
11057 ("*frob_di_df"): New.
11058 ("*frob_di_df_2"): New.
11059 ("*mov_sidf_e500_subreg0"): New.
11060 ("*mov_sidf_e500_subreg4"): New.
11061 ("*movdf_e500_double"): Change predicate to
11062 rs6k_nonimmediate_operand.
11064 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11066 * postreload.c (move2add_note_store): Only call
11067 trunc_int_for_mode on scalar integers.
11069 2005-01-14 Steven Bosscher <stevenb@suse.de>
11071 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11072 replace BB_VISITED uses.
11073 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11074 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11075 (tree_dce_done): Free visited_control_parents.
11076 (perform_tree_ssa_dce): Allocate and clear it.
11077 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11078 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11079 instead of BB_VISITED.
11081 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11083 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11084 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11085 Remove unused prototypes.
11087 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11089 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11090 64-bit register usage.
11091 (spe_func_has_64bit_regs_p): Add FIXME note.
11093 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11095 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11096 flag_finite_math_only with flag_unsafe_math_optimizations.
11098 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11100 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11101 end-of-stack check.
11102 (__tpf_eh_return): Copy TPF private stack area from the module
11103 boundary stack frame. Add check for when module addresses are
11104 equal, but no stub address is found.
11106 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11109 * arm.h (struct machine_function): Add call_via field.
11110 (thumb_call_via_label): Declare.
11111 * arm.c (thumb_call_via_label): New variable.
11112 (thumb_call_reg_needed): New variable.
11113 (arm_output_function_epilogue): For Thumb code, output any per-function
11114 call-indirect trampolines.
11115 (thumb_call_via_reg): New function.
11116 (arm_file_end): New function.
11117 (TARGET_ASM_FILE_END): Call arm_file_end.
11118 (aof_file_end): Likewise.
11119 * arm-protos.h (thumb_call_via_reg): Declare.
11120 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11121 thumb_call_via_reg in normal case.
11123 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11125 PR middle-end/19084
11126 PR rtl-optimization/19348
11127 * recog.c (peephole2_optimize): Do global life update if some peephole
11128 decides it doesn't need at least one of its inputs and that change
11129 influences liveness at the start of the basic block.
11131 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11132 arguments instead of 1.
11134 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11136 PR middle-end/18820
11137 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11138 zero for nested functions needing a static chain or functions
11139 with a non-constant address.
11141 2005-01-13 Roger Sayle <roger@eyesopen.com>
11143 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11144 (and (sign_extend X) C) into (zero_extend (and X C)).
11146 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11148 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11150 2005-01-13 Richard Henderson <rth@redhat.com>
11155 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11156 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11157 not just TARGET_SSE.
11158 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11159 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11160 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11161 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11162 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11163 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11164 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11165 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11166 (movdicc_c_rex64): Rename with '*'.
11167 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11168 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11169 (movsfcc_1_387): Rename from movsfcc_1.
11170 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11171 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11172 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11173 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11174 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11175 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11176 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11177 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11178 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11179 sse_movdfcc_const0_4): Remove.
11180 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11181 recognize min/max early. Update for changed sse cmove patterns.
11182 (ix86_split_sse_movcc): New.
11183 * config/i386/i386-protos.h: Update.
11185 2005-01-13 Steven Bosscher <stevenb@suse.de>
11187 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11188 (fix_stmt_v_may_defs): Likewise.
11190 2005-01-13 Richard Henderson <rth@redhat.com>
11192 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11193 for converting the mask.
11195 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11197 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11200 2005-01-13 Richard Henderson <rth@redhat.com>
11202 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11203 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11204 IX86_BUILTIN_MOVDQ2Q): Remove.
11205 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11206 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11207 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11209 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11210 (sse2_pextrw): Fix immediate constraint.
11211 (sse2_loadq, sse2_loadq_rex64): Remove.
11212 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11213 Use __builtin_ia32_vec_ext_<size>.
11214 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11216 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11218 * function.c (assign_parm_setup_block): Look inside original
11219 entry_parm when inspecting PARALLEL.
11221 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11222 Joel Sherrill <joel@oarcorp.com>
11225 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11226 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11227 rtems_gxx_recursive_mutex_init.
11228 (__gthread_recursive_mutex_lock): New function.
11229 (__gthread_recursive_mutex_trylock): Likewise.
11230 (__gthread_recursive_mutex_unlock): Likewise.
11232 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11234 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11236 2005-01-13 Jan Beulich <jbeulich@novell.com>
11238 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11239 (ashrti3_internal): Indicate output is early clobber. Generate result
11240 into output rather than first input. Use move for low word of output
11241 if shift count is exactly 64.
11242 (lshrti3_internal): Likewise.
11244 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11248 * reload1.c (delete_output_reload): Don't delete an output reload
11249 if the pseudo lives longer than a single basic block. Adjust and
11250 improve wording of comment.
11252 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11255 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11256 of TYPE_SIZE where we mean the number of bytes.
11258 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11260 * function.c (assign_parm_setup_block): Relax condition on
11261 multi-register optimization.
11263 2005-01-12 Nick Clifton <nickc@redhat.com>
11265 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11266 an "in_delay_slot" attribute of "no" to prevent them being used in
11267 delay slots. This is forbidden because they might generate
11270 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11273 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11274 with r->Y and Y->r.
11276 2005-01-12 Nick Clifton <nickc@redhat.com>
11278 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11279 passed on to GAS) but do not define, as GAS no longer supports or
11280 needs the -m2000 option.
11282 2005-01-11 Roger Sayle <roger@eyesopen.com>
11284 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11285 type as args of unprototyped builtins aren't automatically promoted.
11286 (fold_builtin_abs): Likewise.
11288 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11290 * Makefile.in: Set a `build-warn' variable.
11292 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11294 PR tree-optimization/17949
11295 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11296 (find_interesting_uses_address): Use it.
11298 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11300 * regrename.c (kill_value): Handle subreg's that won't simplify.
11302 2005-01-11 Richard Henderson <rth@redhat.com>
11305 * config/i386/i386.h (enum ix86_builtins): Move ...
11306 * config/i386/i386.c: ... here.
11307 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11308 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11309 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11310 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11311 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11312 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11313 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11314 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11315 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11316 IX86_BUILTIN_LOADDDUP): Remove.
11317 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11318 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11319 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11320 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11321 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11322 (ix86_init_builtins): Make static.
11323 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11324 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11325 if all the modes match. Otherwise, fake it.
11326 (get_element_number, ix86_expand_vec_init_builtin,
11327 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11328 (ix86_expand_builtin): Make static. Update for changed builtins.
11329 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11330 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11331 (ix86_expand_vector_init_duplicate): New.
11332 (ix86_expand_vector_init_low_nonzero): New.
11333 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11334 Split out from ix86_expand_vector_init; handle integer modes.
11335 (ix86_expand_vector_init): Use them.
11336 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11337 * config/i386/i386-protos.h: Update.
11338 * config/i386/predicates.md (reg_or_0_operand): New.
11339 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11340 (movv2sf_internal): Likewise. And a splitter to match them all.
11341 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11342 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11343 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11344 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11345 (mmx_pinsrw): Fix operand ordering.
11346 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11347 rather than sse_loadss expander.
11348 (movv2df splitter): Similarly.
11349 (sse_loadss, sse_loadlss): Remove.
11350 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11351 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11352 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11353 (sse3_movddup): Rename with '*'.
11354 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11355 (sse2_loadsd): Remove.
11356 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11357 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11358 (sse2_pinsrw): Fix argument ordering.
11359 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11360 (sse2_stored): Remove 'r' destination.
11361 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11362 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11363 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11364 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11365 vec_extractv16qi, vec_initv16qi): New.
11367 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11368 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11369 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11371 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11372 (_mm_load_si128, _mm_store_si128): Likewise.
11373 (_mm_load1_pd): Use _mm_set1_pd.
11374 (_mm_load_sd): Use _mm_set_sd.
11375 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11376 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11377 (_mm_set_epi64): Use _mm_set_epi64x.
11378 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11379 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11380 _mm_setr_epi8): Use _mm_set_foo form.
11381 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11382 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11383 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11384 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11385 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11386 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11387 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11388 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11389 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11390 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11391 (_mm_movedup_pd): Use _mm_shuffle_pd.
11392 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11393 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11394 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11395 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11396 Use _mm_setzero_ps.
11397 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11398 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11399 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11400 (_mm_store_ps): Use raw dereference.
11401 (_mm_store1_ps): Use _mm_storeu_ps.
11402 (_mm_storer_ps): Use _mm_store_ps.
11403 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11404 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11406 2005-01-11 Stan Shebs <shebs@apple.com>
11408 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11409 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11411 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11414 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11415 Skip all DECLs except for FIELD_DECLs.
11417 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11419 * config/s390/s390.c (override_options): Return error if
11420 -mbackchain, -mpacked-stack and -mhard-float are used together.
11421 (s390_va_start): Remove the backchain && packed-stack special case.
11422 (s390_gimplify_va_arg): Likewise.
11423 * doc/invoke.texi: Remove the ABI incompatibility note.
11425 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11427 * config/s390/s390.c (struct s390_frame_layout): Remove
11429 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11430 save_backchain_p with TARGET_BACKCHAIN.
11432 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11435 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11436 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11437 * function.c (locate_and_pad_parm): Set new field.
11438 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11439 Tweak where_pad test to include "none". Always set mem align for
11441 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11442 not sufficient for type.
11443 (assign_parm_setup_block): If stack_parm is zero on entry, always
11444 make a new stack local. Block move old stack parm if necessary
11445 to new aligned stack local.
11446 (assign_parm_setup_stack): Use a block move to handle
11447 potentially misaligned entry_parm.
11448 (assign_parms_unsplit_complex): Specify required alignment when
11449 creating stack local.
11450 * calls.c (compute_argument_addresses): Override alignment of stack
11451 arg calculated from its type with the alignment given by
11452 FUNCTION_ARG_BOUNDARY.
11453 (store_one_arg): Likewise.
11455 2005-01-11 Jan Beulich <jbeulich@novell.com>
11457 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11458 Change respective itanium_class attribute to ialu.
11459 (shladdp4_internal): New.
11460 * config/ia64/predicates.md (shladd_log2_operand): New.
11462 2005-01-11 Richard Henderson <rth@redhat.com>
11464 * expr.c (store_constructor): Use rtvec_alloc instead of
11465 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11467 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11469 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11471 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11473 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11474 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11475 (TARGET_RWRELOC): Define.
11476 (ia64_rwreloc_section_type_flags): Delete.
11477 (ia64_section_type_flags): New function.
11478 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11479 (TARGET_RWRELOC): Define.
11481 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11484 * config/ia64/ia64.c (process_set): For alloc insn, only call
11485 process_epilogue is !frame_pointer_needed.
11487 2005-01-10 Roger Sayle <roger@eyesopen.com>
11490 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11491 unary operator and can't be treated as a binary/comparison operator.
11493 2005-01-10 Richard Henderson <rth@redhat.com>
11495 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11496 (ix86_return_in_memory): Likewise.
11497 (function_arg_advance): Likewise. Mirror structure in function_arg
11498 for choosing register to advance.
11500 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11502 * tree-vectorizer.c, tree.def: Fix comment typos.
11504 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11506 * config/s390/s390.c (struct processor_costs): 4 new fields:
11507 ddbr, ddr, debr, der.
11508 (s390_rtx_costs): More precise handling of divide instructions.
11510 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11512 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11514 2005-01-10 Jan Beulich <jbeulich@novell.com>
11516 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11517 names resulting from -ffunction-sections/-fdata-sections and linkonce
11519 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11520 based on the section name. Rearrange the section name comparison logic
11521 slightly so that each section name is compared against at most once.
11523 2005-01-10 Ben Elliston <bje@au.ibm.com>
11525 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11526 targets for which -fPIC reduces limitations on the GOT size.
11528 2005-01-09 Falk Hueffner <falk@debian.org>
11530 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11533 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11536 * collect2.c (main): Set aixrtl_flag for -brtl option.
11537 (resolve_lib_name): Search for .so file extension before .a
11538 if aixrtl_flag set.
11540 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11542 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11543 (vect_analyze_data_refs_alignment): Add dump prints.
11545 2005-01-09 Ira Rosen <irar@il.ibm.com>
11547 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11548 expr_invariant_in_loop_p.
11549 Initialize outputs first thing in the function.
11550 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11551 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11552 (vect_analyze_pointer_ref_access): Check that the initial condition of
11553 the access function is loop invariant.
11555 2005-01-09 Richard Henderson <rth@redhat.com>
11557 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11558 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11559 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11560 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11561 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11562 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11563 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11564 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11565 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11566 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11567 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11568 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11569 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11570 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11571 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11572 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11573 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11574 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11575 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11576 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11577 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11578 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11579 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11581 (mmx_clrdi, pavgusb): Remove.
11582 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11583 with leading sse_ prefix.
11584 * config/i386/sse.md: Receive them.
11585 * config/i386/mmx.md: New file.
11586 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11587 (subrv2sf3): Turn into expander for normal subtraction.
11588 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11589 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11590 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11591 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11592 commutative; use ix86_binary_operator_ok.
11593 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11594 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11595 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11596 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11597 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11598 Macroize from existing patterns; use ix86_binary_operator_ok.
11599 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11600 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11601 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11602 with vec_select+vec_concat.
11603 (mmx_pshufw, mmx_pshufw_1): Likewise.
11604 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11605 (mmx_uavgv4hi3): Model correctly.
11606 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11607 _mm_xor_si64): Remove casts.
11609 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11611 PR tree-optimization/19224
11612 * tree-scalar-evolution.c (get_instantiated_value,
11613 set_instantiated_value): New functions.
11614 (instantiate_parameters_1): Cache the results.
11615 (instantiate_parameters, resolve_mixers): Initialize and free
11618 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11620 * config/i386/i386.md (addhi_4): Correct reference in comment.
11623 2005-01-08 Richard Henderson <rth@redhat.com>
11625 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11626 (_mm_cvtsi128_si64x): Likewise.
11627 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11628 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11629 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11630 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11631 * config/i386/i386-protos.h: Update.
11632 * config/i386/i386.c (print_operand): Add 'H'.
11633 (ix86_fixup_binary_operands): Split out from ...
11634 (ix86_expand_binary_operator): ... here.
11635 (ix86_fixup_binary_operands_no_copy): New.
11636 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11637 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11638 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11639 (safe_vector_operand): Use CONST0_RTX.
11640 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11641 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11642 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11643 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11645 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11646 (IX86_BUILTIN_CMPNGESS): New.
11647 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11648 (attr type): Add sselog1.
11649 (attr unit, attr memory): Handle it.
11650 (movti, movti_internal, movti_rex64): Move near other integer moves.
11651 (movtf, movtf_internal): Move near other fp moves.
11652 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11653 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11654 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11655 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11656 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11657 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11658 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11659 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11660 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11661 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11662 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11663 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11664 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11665 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11666 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11667 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11668 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11669 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11670 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11671 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11672 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11673 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11674 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11675 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11676 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11677 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11678 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11679 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11680 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11681 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11682 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11683 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11684 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11685 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11686 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11687 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11688 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11689 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11690 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11691 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11692 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11693 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11694 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11695 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11697 (SSEPUSH, push<SSEPUSH>): Remove.
11698 (MMXPUSH, push<MMXPUSH>): Remove.
11699 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11700 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11701 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11702 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11703 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11704 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11705 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11706 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11707 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11708 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11709 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11710 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11711 (ppro_sse_log_V4SF): Handle sselog1.
11712 * config/i386/predicates.md (const_0_to_1_operand): New.
11713 (const_0_to_255_mul_8_operand): New.
11714 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11715 (const_2_to_3_operand, const_4_to_7_operand): New.
11716 * config/i386/sse.md: New file.
11717 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11718 (sse_movups): Rename from sse_movups_1.
11719 (sse_loadlss): Rename from sse_loadss_1.
11720 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11722 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11723 (absv4sf2, negv2df, absv2df): New.
11724 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11725 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11726 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11727 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11728 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11729 (sse3_addsubv4sf3): Model correctly.
11730 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11731 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11732 (sse_movhlps): Model with vec_select+vec_concat.
11733 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11734 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11735 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11736 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11737 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11738 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11739 sse2_pshufhw_1): Likewise.
11740 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11741 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11742 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11743 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11744 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11745 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11746 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11747 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11748 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11749 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11750 sminv8hi3): Mark commutative
11751 operands. Use ix86_binary_operator_ok.
11752 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11753 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11754 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11755 sse2_punpcklqdq): Allow operand2 in memory.
11756 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11757 sse2_movsd): Add memory alternatives.
11758 (sse_storelps): Turn expander into an insn; split after reload.
11759 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11760 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11762 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11764 * configure.ac (DWARF-2 debug_line): Use objdump.
11765 * configure: Regenerate.
11767 2005-01-08 Jeff Law <law@redhat.com>
11768 Diego Novillo <dnovillo@redhat.com>
11770 PR tree-optimization/18241
11771 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11772 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11773 statements with volatile operands.
11774 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11775 operands after marking a statement with has_volatile_ops.
11777 2005-01-08 Roger Sayle <roger@eyesopen.com>
11779 * tree.c (int_fits_type_p): Always honor integer constant
11780 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11782 2005-01-08 Roger Sayle <roger@eyesopen.com>
11784 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11785 the latent bug in rtl_delete_block has been resolved.
11787 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11789 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11790 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11792 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11794 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11795 library as @multilib_dir@/$(SHLIB_SONAME).
11797 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11799 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11800 * configure: Regenerate.
11802 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11804 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11807 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11810 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11811 Convert non-word aligned offset address using ld/std into
11814 2005-01-07 Richard Henderson <rth@redhat.com>
11816 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11818 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11820 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11822 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11824 PR tree-optimization/19283
11825 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11826 is not shorter than the original type.
11828 PR rtl-optimization/19012
11829 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11831 PR rtl-optimization/18861
11832 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11833 (FULL_STATE): Define.
11834 (mark_tablejump_edge): New function.
11835 (purge_dead_tablejump_edges): New function.
11836 (find_bb_boundaries): Use it.
11838 PR tree-optimization/18828
11839 * builtins.c (expand_builtin_next_arg): Remove argument and all
11840 the argument checking.
11841 (expand_builtin): Adjust caller.
11842 (expand_builtin_va_start): Likewise. Remove error for too many
11844 (fold_builtin_next_arg): Issue error for too many arguments.
11845 After checking arguments, replace them with magic arguments that
11846 prevent further checking of the args.
11848 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11850 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11852 2005-01-06 Roger Sayle <roger@eyesopen.com>
11855 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11856 and %{.S:...} (and their negative variants) to test whether the
11857 input file is assembler or pre-processed-assembler independent of
11858 the actual filename extension.
11860 2005-01-06 Roger Sayle <roger@eyesopen.com>
11862 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11863 of sign or zero extended values.
11865 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11867 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11868 for IBM long double format correctly.
11870 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11872 Fix PR tree-optimization/18792
11874 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11875 to first_loop_depth, and use loop depth instead of loop number.
11876 (build_classic_dir_vector): Ditto.
11877 (compute_data_dependences_for_loop): Use depth, not loop number.
11878 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11879 number. Pass in loops, instead of loop numbers.
11880 (gather_interchange_stats): Ditto.
11881 (linear_transform_loops): Ditto.
11883 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11886 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11887 biv_fits_mode_p, extension_within_bounds_p): New functions.
11888 (check_ext_dependent_givs): Use them.
11890 2005-01-06 Roger Sayle <roger@eyesopen.com>
11892 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11893 more than one barrier, in which case we should delete them all.
11895 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11897 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11899 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11901 Fix PR middle-end/19286
11903 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11904 output this subprogram, simply ignore this attempt to do it again.
11905 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11906 origin attribute if it's not possible.
11907 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11908 (decls_for_scope): Ditto.
11909 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11910 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11912 2005-01-05 Richard Henderson <rth@redhat.com>
11915 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11916 (bdesc_2arg): Use it.
11917 (ix86_expand_binop_builtin): Force operands into registers
11919 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11920 ix86_expand_sse_compare, ix86_expand_sse_comi,
11921 ix86_expand_builtin): Likewise.
11923 2005-01-05 Richard Henderson <rth@redhat.com>
11925 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11927 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11928 (mulv4hi3): Set itanium_class mmmul.
11929 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11930 (fpack): Rename from fpack_sfsf.
11932 2005-01-05 Richard Henderson <rth@redhat.com>
11935 * reload1.c (do_input_reload): Restrict the optimization deleteing
11936 a previous output reload to RELOAD_FOR_INPUT.
11938 2005-01-05 Steven Bosscher <stevenb@suse.de>
11940 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11941 comment that we fall through after case.
11942 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11943 (distribute_links): Likewise.
11944 * cse.c (cse_insn): Likewise.
11945 * cselib.c (cselib_invalidate_mem): Likewise.
11946 * df.c: Update comments at the top of the file.
11947 (read_modify_subreg_p): Update comments here too.
11948 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11949 * flow.c (mark_set_1): Likewise.
11950 (mark_used_regs): Likewise.
11951 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11952 (canon_list_insert): Likewise.
11953 (mark_set): Likewise.
11954 (try_replace_reg): Likewise.
11955 (store_killed_in_insn): Likewise.
11956 * loop.c (count_one_set): Likewise.
11957 (basic_induction_var): Likewise.
11958 * postreload-gcse.c (find_mem_conflicts): Likewise.
11959 * postreload.c (reload_combine_note_store): Likewise.
11960 (move2add_note_store): Likewise.
11961 * reload.c (find_equiv_reg): Likewise.
11962 (mark_referenced_resources): Likewise.
11963 * rtlanal.c (set_noop_p): Likewise.
11964 (note_stores): Likewise.
11965 (note_uses): Likewise.
11966 * sched-deps.c (sched_analyze_1): Likewise.
11967 * sched-rgn.c (check_live_1): Likewise.
11968 (update_live_1): Likewise.
11969 * config/i860/i860.c: Likewise.
11971 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11973 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11975 * doc/rtl.texi: Update documentation for bit-fields and SET.
11977 2005-01-05 Roger Sayle <roger@eyesopen.com>
11979 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11981 2005-01-05 Jan Hubicka <jh@suse.cz>
11982 Richard Henderson <rth@redhat.com>
11985 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11988 2005-01-05 Richard Henderson <rth@redhat.com>
11991 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11992 (sse_shufps): Change operand 3 to const_int_operand.
11993 (sse2_storelps): Fix typo in template.
11994 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11995 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11996 (ix86_expand_builtin): Likewise.
11998 2005-01-05 Julian Brown <julian@codesourcery.com>
12000 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12001 as aggregates for AAPCS ABIs.
12003 2005-01-05 Stan Shebs <shebs@apple.com>
12005 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12006 Mach-O getters if ppc64.
12007 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12009 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12010 signed four-byte field for global code case.
12011 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12013 2005-01-05 Roger Sayle <roger@eyesopen.com>
12015 PR middle-end/19100
12016 * c-common.c: Include real.h.
12017 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12018 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12019 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12020 * Makefile.in (c-common.o): Update dependencies.
12022 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12024 * c-parse.in (asm_string): Add trailing semicolon.
12026 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12028 * c-parse.in (asm_string): New. Don't allow wide strings in
12030 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12031 asm_string instead of STRING.
12033 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12035 * c-typeck.c (constructor_no_implicit): Remove.
12036 (set_designator, process_init_element): Don't check
12037 constructor_no_implicit.
12039 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12040 Kaz Kojima <kkojima@gcc.gnu.org>
12043 * lcm.c (create_pre_exit): New.
12044 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12045 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12047 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12049 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12050 -msoft-float in target_float_switch.
12051 * arm.c (arm_override_options): Fix processing of target_float_switch.
12053 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12055 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12058 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12060 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12061 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12063 2005-01-04 Roger Sayle <roger@eyesopen.com>
12065 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12066 if deleting the then-block allows the test-block to fallthru to the
12069 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12072 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12073 after the full declaration if the are in two different TUs.
12075 2005-01-04 Richard Henderson <rth@redhat.com>
12078 * tree-sra.c (generate_one_element_init): Just
12079 call gimplify_and_add.
12080 (generate_element_init): Record the
12081 new referenced variables and mark them for renaming
12082 and split out to ...
12083 (generate_element_init_1): This.
12084 (scalarize_init): Don't call push_gimplify_context/
12085 pop_gimplify_context.
12087 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12089 * toplev.c (get_src_pwd): Handle failure of getpwd().
12091 2005-01-04 Roger Sayle <roger@eyesopen.com>
12093 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12095 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12096 all the cases handled by it are inverted by invert_truthvalue.
12098 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12100 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12101 (save_register_windowsi): Likewise.
12103 2005-01-04 Richard Henderson <rth@redhat.com>
12105 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12107 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12109 PR middle-end/17767
12110 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12111 any simplifications of vector mode comparison operators.
12112 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12114 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12115 Devang Patel <dpatel@apple.com>
12117 PR tree-optimization/18308
12118 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12119 the operands before creating a new expression.
12120 * dojump.c (do_jump): Make drop_through_label available
12121 for all cases. Add expansion of COND_EXPR.
12123 2005-01-04 Ira Rosen <irar@il.ibm.com>
12125 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12126 INTEGER_CST instead of TREE_CONSTANT.
12127 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12128 instead of TREE_CONSTANT.
12129 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12130 instead of TREE_CONSTANT.
12132 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12134 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12136 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12139 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12140 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12142 2005-01-03 Richard Henderson <rth@redhat.com>
12144 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12145 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12146 fold_convert_const_real_from_real): Split out from ...
12147 (fold_convert_const): ... here.
12149 2005-01-03 Richard Henderson <rth@redhat.com>
12152 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12153 (mov<MMXMODEI>_internal): Likewise.
12154 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12155 Add V2SF case; use it for SSE1; don't use TI.
12156 (movdf_integer): Likewise.
12157 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12159 2005-01-03 Ira Rosen <irar@il.ibm.com>
12161 * tree-vectorizer.c (vect_strip_conversions): New function.
12162 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12163 check for binary class.
12165 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12169 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12171 * gimple-low.c (mark_blocks_with_used_vars): New function.
12172 (mark_blocks_with_used_subblocks): Ditto.
12173 (mark_used_blocks): Ditto.
12174 (pass_mark_used_blocks): New pass.
12175 * tree-inline.c: Include debug.h.
12176 (expand_call_inline): Call outlining_inline_function here.
12177 * tree-optimize.c (init_tree_optimization_passes): Add
12178 pass_mark_used_blocks.
12179 * tree-pass.h (pass_mark_used_blocks): New.
12180 * Makefile.in (tree-inline.o): Add debug.h dependency.
12182 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12184 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12185 VAR_DECLs to have weak_import attribute.
12187 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12190 2004-01-03 Steven Bosscher <stevenb@suse.de>
12192 * passes.c (rest_of_compilation): Don't run regmove if only
12193 flag_expensive_optimizations, require flag_regmove instead.
12195 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12197 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12199 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12200 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12201 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12202 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12204 2005-01-03 Richard Henderson <rth@redhat.com>
12206 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12207 (ia64_const_ok_for_letter_p): New.
12208 (ia64_const_double_ok_for_letter_p): New.
12209 (ia64_extra_constraint): New.
12210 (ia64_expand_vecint_compare): New.
12211 (ia64_expand_vcondu_v2si): New.
12212 (ia64_expand_vecint_cmov): New.
12213 (ia64_expand_vecint_minmax): New.
12214 (ia64_print_operand): Add 'v'.
12215 (ia64_preferred_reload_class): New.
12216 (ia64_vector_mode_supported_p): New.
12217 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12218 (PREFERRED_RELOAD_CLASS): Move to function.
12219 (CONST_OK_FOR_LETTER_P): Move to function.
12220 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12221 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12222 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12223 (EXTRA_CONSTRAINT): Move to function.
12224 * config/ia64/ia64.md: Include vect.md.
12225 (itanium_class): Add mmalua.
12227 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12229 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12230 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12232 (const_int_2bit_operand): New.
12233 (fr_reg_or_0_operand): New.
12234 * config/ia64/ia64-modes.def: Add vector modes.
12235 * config/ia64/ia64-protos.h: Update.
12236 * config/ia64/vect.md: New file.
12238 2005-01-03 Richard Henderson <rth@redhat.com>
12240 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12242 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12245 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12247 (log1pdf2): Change mode of operands[0,1] to DFmode.
12249 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12251 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12252 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12253 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12254 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12255 SPARC_RELAXED_ORDERING.
12257 2005-01-03 Richard Henderson <rth@redhat.com>
12258 Uros Bizjak <uros@kss-loka.si>
12261 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12262 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12263 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12265 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12266 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12267 const_pow2_1_to_128_operand): New predicates.
12269 2005-01-02 Greg McGary <greg@mcgary.org>
12271 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12273 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12274 object. [ptr_type]: Remove unused variable.
12275 Remember nearest addressable array-element or record-component
12276 when checking bitfield components. Tolerate empty BIND_EXPR.
12278 2005-01-01 Richard Henderson <rth@redhat.com>
12280 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12281 that don't narrow the value. Fail for other conversions.
12283 2005-01-01 Richard Henderson <rth@redhat.com>
12286 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12287 * c-lang.c (finish_file): Don't do it here.
12288 * objc/objc-act.c (objc_finish_file): Likewise.
12290 * cgraph.c (decl_assembler_name_equal): New.
12291 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12292 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12293 * cgraph.h (struct cgraph_varpool_node): Add next.
12294 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12295 * varasm.c (assemble_alias): Mark the target as needed.
12297 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12299 PR middle-end/19221
12300 * function.c (get_arg_pointer_save_area): Use entry_of_function
12301 instead of get_insns.
12303 2005-01-01 Roger Sayle <roger@eyesopen.com>
12304 Andrew Pinski <pinskia@physics.uc.edu>
12305 James E. Wilson <wilson@specifixinc.com>
12307 PR rtl-optimization/12092
12308 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12311 2005-01-01 Roger Sayle <roger@eyesopen.com>
12312 Olivier Hainque <hainque@act-europe.fr>
12314 * tree.c (int_fits_type_p): A narrower type always fits in a
12315 wider one, except for negative values into unsigned types.
12317 2005-01-01 Roger Sayle <roger@eyesopen.com>
12319 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12320 with the original constant rather than require TREE_OVERFLOW.
12322 2005-01-01 Steven Bosscher <stevenb@suse.de>
12324 PR middle-end/17544
12325 * c-decl.c (finish_function): If compiling C99, annotate the
12326 compiler generated return with the current file name and line 0.
12327 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12328 the source line is greater than 0.
12329 (remove_bb): Likewise.