1 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4 names related to target triplets.
5 Remove i?86-*-esix from platform directory.
6 Remove powerpc-*-eabiaix from platform directory.
8 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
11 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
12 falling through from SUBREG case to REG.
14 2005-04-15 Roger Sayle <roger@eyesopen.com>
16 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
17 (fold_binary): Update comment mentioning fold_relational_hi_lo.
18 (fold_binary_to_constant): Simplify using fold_binary.
19 (fold_unary_to_constant): Likewise, simplify using fold_unary.
21 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23 * gthr-posix.c (pthread_cancel): Define.
24 (pthread_mutexattr_init): Likewise.
25 (pthread_mutexattr_settype): Likewise.
26 (pthread_mutexattr_destroy): Likewise.
28 2005-04-15 David S. Miller <davem@davemloft.net>
31 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
33 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
35 PR tree-optimization/21031
36 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
37 (forward_propagate_into_cond_1): Call it. Forward propagate
38 integer-integer casts into COND_EXPRs.
40 2005-04-15 Dave Korn <dave.korn@artimi.com>
42 * gcc.c (default_compilers): Clarify obscure error message when
43 reading from standard input.
45 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
47 * basic-block.h (PROP_EQUAL_NOTES): Remove.
48 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
50 * tree-ssa-alias.c (init_alias_info): Remove a call to
53 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
55 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
56 of non-virtual PHI nodes like we use to.
58 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
60 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
61 (attr_copy_rtx): Do not use it.
63 2005-04-15 Andrew Macleod <amacleod@redhat.com>
65 * doc/tree-ssa.texi: Grammer/abbreviation updates.
67 2005-04-15 Diego Novillo <dnovillo@redhat.com>
69 * tree-vect-transform.c (vectorizable_store): Mark necessary
70 objects in the vectorized store needing renaming. Update the
71 SSA graph for V_MAY_DEF operands in the original store.
73 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
75 * tree-ssa-pre.c (compute_avail): It's okay to have
76 TREE_INVARIANT's here, and value number the resulting expressions.
77 (create_expression_by_pieces): Make sure operands that were
78 min_invariant when we started, stay that way.
80 2005-04-15 David Edelsohn <edelsohn@gnu.org>
82 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
84 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
86 PR tree-optimization/20936.
87 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
89 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
91 * doc/invoke.texi: Fix typos.
92 * doc/md.texi: Likewise.
93 * doc/rtl.texi: Likewise.
94 * doc/sourcebuild.texi: Likewise.
95 * doc/tm.texi: Likewise.
97 2005-04-15 Uros Bizjak <uros@kss-loka.si>
99 PR tree-optimization/21004
100 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
101 and floorl in c99 mode only.
102 * builtins.c (expand_builtin_int_roundingfn): Assert that
103 fallback_fndecl is not NULL_TREE.
105 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
107 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
108 * basic-block.h: Update the prototype for
109 purge_all_dead_edges.
110 * cfgexpand.c (tree_expand_cfg): Update a call to
111 purge_all_dead_edges.
112 * combine.c (combine_instructions): Likewise.
113 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
114 rest_of_handle_cse2, rest_of_handle_gcse,
115 rest_of_handle_postreload): likewise.
117 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
120 * gimplify.c (gimplify_addr_expr): Compensate for removal of
121 e.g. cv-qualification conversions.
123 2005-04-14 Mike Stump <mrs@apple.com>
125 * config/darwin-c.c (framework_construct_pathname): We must
126 find all headers of a framework in the first instance of it
127 found in the seach path.
129 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
131 PR tree-optimization/21021
132 * tree-vrp.c (compare_values): Work around a bug in the front
133 end that produces a comparison of mismatched types.
135 2004-04-14 Richard Henderson <rth@redhat.com>
137 * config/ia64/ia64.h (enum fetchop_code): Remove.
138 (enum ia64_builtins): Move ...
139 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
140 members except BSP and FLUSHRS.
141 (ia64_init_builtins): Remove __sync builtins.
142 (ia64_expand_builtin): Likewise.
143 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
144 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
145 (ia64_expand_lock_release): Remove.
146 * config/ia64/ia64.md (mf): Move to sync.md.
147 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
148 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
149 * config/ia64/sync.md: New file.
150 (memory_barrier): Rename from mf.
151 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
152 (cmpxchg_acq_<I48MODE>): Likewise.
153 (sync_lock_test_and_set<I48MODE>): Likewise.
155 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
156 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
158 2004-04-14 Richard Henderson <rth@redhat.com>
160 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
161 (ix86_compare_emitted): New.
162 (ix86_expand_compare): Use ix86_compare_emitted if set.
163 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
164 and ix86_compare_op0 are set.
165 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
166 (TARGET_CMPXCHG, TARGET_XADD): New.
167 (ix86_compare_emitted): Declare.
168 * config/i386/i386.md: Include sync.md
169 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
170 (UNSPECV_XCHG, UNSPECV_LOCK): New.
171 * config/i386/sync.md: New file.
173 2004-04-14 Richard Henderson <rth@redhat.com>
176 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
177 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
178 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
179 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
180 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
181 BT_FN_I8_VPTR_I8_I8): New.
182 * builtins.def (DEF_SYNC_BUILTIN): New.
183 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
184 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
185 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
186 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
187 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
188 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
189 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
190 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
191 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
192 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
193 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
194 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
195 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
196 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
197 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
198 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
199 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
200 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
201 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
202 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
203 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
204 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
205 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
206 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
207 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
208 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
209 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
210 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
211 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
212 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
213 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
214 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
215 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
216 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
217 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
218 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
219 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
220 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
221 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
222 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
223 BUILT_IN_SYNCHRONIZE: New.
224 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
225 as a function. Accept __sync_ as a prefix as well.
226 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
227 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
228 expand_builtin_lock_release): New.
229 (expand_builtin): Call them.
230 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
231 neither BOTH_P nor FALLBACK_P are defined.
232 (builtin_type_for_size): New.
233 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
234 (resolve_overloaded_builtin): New.
235 * c-common.h (resolve_overloaded_builtin): Declare.
236 (builtin_type_for_size): Declare.
237 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
238 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
239 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
240 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
241 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
242 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
243 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
244 sync_compare_and_swap_cc, sync_lock_test_and_set,
245 sync_lock_release): New.
246 * optabs.h: Declare them.
247 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
248 expand_sync_operation, expand_sync_fetch_operation,
249 expand_sync_lock_test_and_set): Declare.
250 * genopinit.c (optabs): Add sync optabs.
251 * optabs.c (init_optabs): Initialize sync optabs.
252 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
253 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
254 expand_sync_operation, expand_sync_fetch_operation,
255 expand_sync_lock_test_and_set): New.
256 * doc/extend.texi (Atomic Builtins): New section
257 * doc/md.texi (Standard Names): Add sync patterns.
259 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
261 * tree-eh.c (lower_try_finally_copy): Generate new code in
262 response to goto_queue entries as if the queue was sorted by
264 (lower_try_finally_switch): Likewise.
266 2005-04-14 Richard Henderson <rth@redhat.com>
268 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
269 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
271 (ix86_expand_fp_movcc): Update to match.
272 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
273 * config/i386/i386-protos.h: Update.
274 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
275 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
277 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
279 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
282 2005-04-14 Julian Brown <julian@codesourcery.com>
284 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
285 link failures on ppc64 Linux.
287 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
289 * config.gcc: Set cpu_type for s390.
291 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
293 Fix PR tree-optimization/20963
294 * tree-ssa-pre.c (compute_avail): Remove special case for
296 (create_expression_by_pieces): Add value numbers for forced out
299 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
301 * config/cris/cris.md: Replace references to (reg:SI 16) with
302 (reg:SI CRIS_SRP_REGNUM).
304 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
306 PR tree-optimization/20657
307 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
308 create an appropriate range from it.
310 2005-04-14 Uros Bizjak <uros@kss-loka.si>
312 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
313 <UNSPEC_FIST_CEIL> case.
315 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
316 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
317 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
318 to implement lfloor and llfloor built-ins as x87 intrinsic function.
319 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
320 (lfloor<mode>2): New expanders.
321 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
322 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
323 to implement lceil and llceil built-ins as x87 intrinsic function.
324 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
325 (lceil<mode>2): New expanders.
327 2005-04-14 Uros Bizjak <uros@kss-loka.si>
329 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
330 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
332 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
335 * config/s390/s390-modes.def: Define TFmode.
337 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
339 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
340 (JUMP_TABLES_IN_TEXT_SECTION): Define.
341 * config/mips/mips.c (mips16_insn_length): Remove reference to
342 JUMP_TABLES_IN_TEXT_SECTION.
344 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
346 * simplify-rtx.c (simplify_binary_operation_1): Return
347 scalar or vector of constant 0, depending on the xor's
350 2005-04-13 Dale Johannesen <dalej@apple.com>
352 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
354 * objc/objc-act.c (objc_gimplify_expr): New.
355 (objc_get_callee_fndecl): New.
356 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
357 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
358 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
360 2005-04-13 Devang Patel <dpatel@apple.com>
362 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
365 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
367 CRIS prologue as RTL.
368 * config/cris/cris-protos.h (cris_emit_movem_store)
369 (cris_expand_prologue): Prototype.
370 * config/cris/cris.c (struct machine_function): New member
372 (cfa_label_num, cris_target_asm_function_prologue): Remove.
373 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
374 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
375 (cris_load_multiple_op, cris_return_address_on_stack)
376 (cris_return_address_on_stack_for_return): ISO-Cify.
377 (cris_store_multiple_op): New predicate function.
378 (cris_expand_prologue, cris_emit_movem_store): New functions.
379 (cris_print_operand) <case 'O'>: Handle modifications other than
381 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
382 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
383 (cris_gen_movem_load): Rearrange slightly to make local variable
384 src a parameter, removing osrc.
385 (cris_setup_incoming_varargs): Set machine_function member
386 stdarg_regs to correspond to the number of registers that need to
388 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
390 (PREDICATE_CODES): Add cris_store_multiple_op. Make
391 cris_general_operand_or_gotless_symbol accept UNSPEC.
392 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
393 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
394 ("*cris_store_multiple"): New pattern. Tweak common comment above
395 this and "*cris_load_multiple".
396 ("prologue"): New define_expand.
398 * config/cris/cris.md ("epilogue"): Conditionalize on
399 TARGET_PROLOGUE_EPILOGUE.
401 2005-04-13 Steve Ellcey <sje@cup.hp.com>
404 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
405 fpsr 0 instead of fpsr 1.
406 (divsf3_internal_thr): Ditto.
407 (divdf3_internal_lat): Ditto.
408 (divdf3_internal_thr): Ditto.
409 (divxf3_internal_lat): Ditto.
410 (divxf3_internal_thr): Ditto.
412 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
414 PR tree-optimization/20913
415 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
417 PR tree-optimization/20702
418 * tree-vrp.c (maybe_add_assert_expr): Recurse into
419 dominator children that haven't been walked into.
421 2005-04-13 Julian Brown <julian@codesourcery.com>
423 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
424 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
427 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
429 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
430 config/i386/sse.md: Fix comment typos.
432 * genattrtab.c (NULL_ATTR): Remove.
433 * ifcvt.c (NULL_EDGE): Likewise.
435 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
437 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
438 NOTE_PREDICT): Remove.
440 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
442 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
443 * configure: Regenerate.
444 * config.in: Likewise.
445 * system.h: Declare vsnprintf if not already declared.
447 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
449 * optc-gen.awk: Handle stand-alone Mask records.
450 * opth-gen.awk: Likewise.
451 * doc/options.texi (Option file format): Document them.
452 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
453 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
454 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
455 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
456 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
457 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
458 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
459 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
460 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
461 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
462 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
463 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
464 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
465 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
466 TARGET_LONG_DOUBLE_128): Likewise.
467 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
468 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
469 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
470 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
471 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
472 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
473 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
474 * config/sparc/sparc.c (fpu_option_set): New global.
475 (sparc_handle_option): New function.
476 (sparc_override_options): Test fpu_option_set.
477 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
478 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
479 * config/sparc/sparc.opt: New file.
480 * config/sparc/little-endian.opt: Likewise.
481 * config/sparc/long-double-switch.opt: Likewise.
483 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
485 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
486 (bfin_handle_options): Set it if -mshared-library-id= is seen.
487 * config/bfin/bfin.opt (mshared-library-id=): Lose
488 Var(bfin_lib_id_given).
490 2005-04-13 Matt Thomas <matt@3am-software.com>
492 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
495 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
497 * rtl.h (CLEAR_RTX_FLAGS): Remove.
499 * cgraphunit.c (INSNS_PER_CALL): Remove.
501 * tree-ssa-forwprop.c (vars,
502 record_single_argument_cond_exprs,
503 substitute_single_use_vars): Remove.
504 (forward_propagate_into_cond_1, forward_propagate_into_cond):
506 (tree_ssa_forward_propagate_single_use_vars): Call
507 forward_propagate_into_cond for each COND_EXPR.
509 * tree-inline.c (INSNS_PER_STMT): Remove.
511 2005-04-12 Richard Henderson <rth@redhat.com>
513 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
514 (ix86_expand_sse_fp_minmax): ... from ...
515 (ix86_expand_fp_movcc): ... here.
516 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
517 * config/i386/i386-protos.h: Update.
518 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
519 (sse_setccsf, sse_setccdf): Allow before reload.
520 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
521 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
522 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
523 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
524 (anddf3, nanddf3, iordf3, xordf3): New.
526 2005-04-12 Jeff Law <law@redhat.com>
528 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
529 (tree-ssa-uncprop.o): Add dependencies.
530 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
531 * tree-flow.h (remove_useless_stmts): Remove prototype.
532 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
533 remove_useless_stmts.
534 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
535 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
536 * tree-pass.h (pass_uncprop): Declare.
537 * tree-ssa-uncprop.c: New file.
539 2005-04-12 James E. Wilson <wilson@specifixinc.com>
542 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
544 2005-04-12 Caroline Tice <ctice@apple.com>
546 Temporary fix for partitioning problems.
547 * passes.c (rest_of_handle_final): Remove code that
548 frees unlikely_text_section_name,
549 * varasm.c (assemble_start_function): Test for partitioning
550 flag before writing out section labels.
551 (assemble_end_function): Test for partitioning flag before
552 writing out section labels.
554 2005-04-12 Steven Bosscher <stevenb@suse.de>
555 Stuart Hastings <stuart@apple.com>
556 Jan Hubicka <jh@suse.cz>
558 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
559 references to gt-tree-cfg.h.
560 * basic-block.h (struct basic_block_def): Don't skip rbi
561 for garbage collection.
562 (struct reorder_block_def): Make GTY-able.
563 (struct control_flow_graph): New structure.
564 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
565 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
566 but instead defines to the control_flow_graph for cfun.
567 (label_to_block_map): New define, points to the label map of
568 the control_flow_graph for cfun.
569 (n_edges_for_function, n_basic_blocks_for_function,
570 last_basic_block_for_function, basic_block_info_for_function,
571 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
572 basic_block_info_for_function, label_to_block_map_for_function):
573 Counterparts for the above, taking a struct function as an extra
575 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
576 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
577 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
578 (alloc_rbi_pool, free_rbi_pool): Remove.
579 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
580 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
582 (cfg_layout_finalize) ... and don't free it here.
583 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
585 * flow.c (free_basic_block_vars): Set label_to_block_map and
587 * function.h (struct function): Add cfg field.
588 * function.c (allocate_struct_function): Allocate the cfg.
589 * tree-cfg.c (label_to_block_map): Remove.
590 (build_tree_cfg): Don't allocate the rbi pool here...
591 (delete_tree_cfg_annotations): ...and don't free it here.
592 Also don't nullify label_to_block_map for cfun.
594 2005-04-12 Caroline Tice <ctice@apple.com>
596 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
597 Revert my patch from April 9.
598 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
599 (reorder_basic_blocks): Revert my patch from April 9.
600 (insert_section_boundary_note): Revert my patch from April 9.
601 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
602 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
603 (COLD_END_LABEL): Revert my patch from April 9.
604 (cold_text_section_label): Revert my patch from April 9.
605 (cold_end_label): Revert my patch from April 9.
606 (dwarf2out_switch_text_section): Revert my patch from April 9.
607 (output_aranges): Revert my patch from April 9.
608 (output_ranges): Revert my patch from April 9.
609 (output_line_info): Revert my patch from April 9.
610 (add_location_or_const_value_attribute): Revert my patch from April 9.
611 (dwarf2out_var_location): Revert my patch from April 9.
612 (dwarf2out_init): Revert my patch from April 9.
613 (dwarf2out_finish): Revert my patch from April 9.
614 * function.h (struct function): Revert my patch from April 9.
615 * opts.c (decode_options): Revert my patch from April 9.
616 * output.h (unlikely_section_label, hot_section_label,
617 hot_section_end_label, cold_section_end_label,
618 unlikely_text_section_name): Revert my patch from April 9.
619 * passes.c (rest_of_handle_final): Revert my patch from April 9.
620 * varasm.c (unlikely_section_label, hot_section_label,
621 hot_section_end_label, cold_section_end_label,
622 unlikely_text_section_name): Revert my patch from April 9.
623 (initialize_cold_section_name): Revert my patch from April 9.
624 (unlikely_text_section): Revert my patch from April 9.
625 (in_unlikely_text_section): Revert my patch from April 9.
626 (named_section): Revert my patch from April 9.
627 (function_section): Revert my patch from April 9.
628 (current_function_section): Revert my patch from April 9.
629 (assemble_start_function): Revert my patch from April 9.
630 (assemble_end_function): Revert my patch from April 9.
631 (default_section_type_flags_1): Revert my patch from April 9.
633 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
635 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
636 * config/sparc/sparc.md (untyped_call): Save the registers manually.
638 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
640 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
643 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
644 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
646 2004-04-12 Richard Henderson <rth@redhat.com>
648 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
649 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
650 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
651 (UNSPEC_*, UNSPECV_*): Renumber.
653 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
656 From Richard Henderson <rth@redhat.com>:
657 * tree-mudflap.c (mf_build_check_statement_for): Correct block
660 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
662 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
664 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
666 * config/bfin/bfin.c (bfin_library_id_string): Remove.
667 (bfin_library_id): New variable.
668 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
669 instead of bfin_library_id_string.
670 (bfin_handle_option): New function.
671 (override_options): Remove most code to deal with shared library IDs,
672 just check they aren't used without -mid-shared-library.
673 (TARGET_HANDLE_OPTION): Define.
674 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
675 * config/bfin/bfin.opt (mshared-library-id=): New.
677 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
679 * tree-vect-transform.c: Fix comment typos.
681 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
683 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
684 split critical edges when not possible/profitable.
686 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
688 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
689 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
690 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
691 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
692 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
693 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
694 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
695 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
697 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
698 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
699 * config/ns32k/ns32k.opt: New file.
701 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
703 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
704 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
705 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
706 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
707 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
708 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
709 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
710 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
711 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
712 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
713 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
714 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
715 (MASK_COLDFIRE): Formatting fixes.
716 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
717 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
718 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
719 "_current_shared_library_a5_offset_".
720 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
721 (MASK_ALL_CPU_BITS): New macro.
722 (m68k_handle_option): New function.
723 (override_options): Remove handling of m68k_library_id_string.
724 * config/m68k/m68k.opt: New file.
725 * config/m68k/ieee.opt: New file.
727 2005-04-11 Mark Mitchell <mark@codesourcery.com>
729 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
730 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
731 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
732 (TARGET_CXX): Adjust accordingly.
733 * target.h (struct gcc_target): Remove epxort_class_data. Add
734 determine_class_data_visibility and class_data_always_comdat.
735 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
736 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
737 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
738 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
739 (arm_cxx_determine_class_data_visibility): New.
740 (arm_cxx_class_data_always_comdat): Likewise.
741 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
742 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
743 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
744 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
745 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
748 2005-04-11 Devang Patel <dpatel@apple.com>
750 * tree-data-ref.c (build_classic_dist_vector,
751 compute_subscript_distance): Make externally visible.
752 * tree-data-ref.h (build_classic_dist_vector,
753 compute_subscript_distance): Same.
754 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
755 Check distance vector against vectorization factor.
756 (vect_analyze_loop): Determine vectorizaion factor before
757 analyzing data dependences.
758 * tree-vectorizer.c (loops_num): Make it externally visible and
760 * tree-vectorizer.c (vect_loops_num): ... new name.
761 * tree-vectorizer.h (vect_loops_num): New.
763 2005-04-11 Devang Patel <dpatel@apple.com>
765 * tree-vect-analyze.c (vect_analyze_operations): Check
766 vectorizable codition.
767 * tree-vect-transform.c (vect_is_simple_cond): New function.
768 (vectorizable_condition): New function.
769 (vect_transform_stmt): Handle condition_vec_info_type.
770 * tree-vectorizer.h (enum stmt_vec_info_type): Add
771 condition_vec_info_type.
772 (vectorizable_condition): New.
774 2005-04-11 Geoffrey Keating <geoffk@apple.com>
776 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
777 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
778 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
780 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
781 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
783 * dwarf2out.c (output_line_info): Don't try to dereference
784 a NULL current_function_decl.
786 * config/t-slibgcc-darwin: Don't put shared libraries in
787 directories other than $(slibdir).
788 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
791 2005-04-11 Diego Novillo <dnovillo@redhat.com>
793 PR tree-optimization/20933
794 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
795 logic to reject aliases between read-only and writable
797 (may_alias_p): ... here.
798 (get_tmt_for): Do not associate read-only tags to pointers
799 whose pointed-to type is not read-only.
800 * tree-ssa.c (verify_ssa): Check that memory stores have at
801 least one V_MAY_DEF or V_MUST_DEF.
803 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
806 * configure.ac (gcc_UNLOCKED_FUNCS): New.
807 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
808 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
809 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
811 (fwrite_unlocked): Fix prototype.
813 * configure, config.in: Regenerate.
815 2005-04-11 David Edelsohn <edelsohn@gnu.org>
817 * tree-ssa-loop-im.c: Include real.h.
818 (determine_invariantness_stmt): If real division divisor is
819 invariant and flag_unsafe_math_optimizations enabled, generate
820 invariant reciprocal for hoisting.
821 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
823 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
825 Fix PR tree-optimization/20926
827 * tree-ssa-alias.c (add_type_alias): Handle subvars.
829 2005-04-11 Devang Patel <dpatel@apple.com>
831 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
834 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
836 * fold-const.c (fold_binary_op_with_conditional_arg):
837 use fold_buildN instead of "fold (buildN" in some
839 (fold_unary): Likewise.
840 (fold_binary): Likewise.
842 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
844 Fix PR tree-optimization/20612
845 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
847 (perfect_nestify): preheaderbb is *not* part of loop of the
850 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
852 * tree-ssa-alias.c (may_alias_p): If the variable
853 is a global variable and the pointer is parameter
854 and -fargument-noalias-global is used, then
855 the pointer cannot alias the variable.
857 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
859 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
860 * config/sparc/sparc.h: Likewise.
861 * config/sparc/sparc.md: Likewise.
863 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
865 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
867 * tree-vrp.c: Fix a comment typo.
869 2005-04-11 Diego Novillo <dnovillo@redhat.com>
871 PR tree-optimization/20920
872 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
873 SSA_NAME flows through an abnormal edge.
874 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
875 through abnormal edges.
876 (maybe_add_assert_expr): Likewise.
878 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
880 * config/s390/s390.h (s390_tune_string, s390_arch_string)
881 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
882 (s390_stack_size_string, s390_stack_guard_string, target_flags)
883 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
884 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
885 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
886 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
887 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
888 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
889 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
890 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
891 (TARGET_HANDLE_OPTION): Likewise.
892 (s390_tune): Initialize to PROCESSOR_max.
893 (s390_arch_string): Make static.
894 (s390_tune_string, s390_warn_framesize_string): Delete.
895 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
896 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
897 (s390_handle_arch_option, s390_handle_option): New functions.
898 (override_options): Remove parsing of option strings.
899 * config/s390/s390.opt: New file.
901 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
903 * tree-complex.c (expand_vector_operations): Call
904 update_stmt_if_modified.
906 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
908 * tree-vect-analyze (vect_determine_vectorization_factor):
909 Do not use GET_MODE_NUNITS.
910 * tree-vect-transform.c (vect_get_vec_def_for_operand,
911 (vectorizable_load, vect_transform_loop): Likewise.
913 2005-04-11 Uros Bizjak <uros@kss-loka.si>
915 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
916 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
917 * optabs.h (enum optab_index): Add new OTI_lceil.
918 (lceil_optab): Define corresponding macro.
919 * optabs.c (init_optabs): Initialize lceil_optab.
920 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
921 and lceildi2 patterns.
922 * builtins.c (expand_builtin_int_roundingfn): Handle
923 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
924 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
925 BUILT_IN_LLCEIL{,F,L}.
926 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
927 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
928 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
929 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
930 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
931 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
932 into lceil built-in function and (long long int)ceil{,f,l} into
933 llceil built-in function.
934 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
937 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
939 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
942 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
944 * config/arm/arm.c: Fix a comment typo.
945 * doc/tree-ssa.texi: Fix a typo.
947 2005-04-10 Steven Bosscher <stevenb@suse.de>
949 * cselib.c (clear_table): Rename to cselib_clear_table.
950 * cselib.h (cselib_clear_table): Add prototype.
951 * gcse.c (gcse_main): Make 'f' argument unused.
952 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
953 of each basic block instead.
954 (compute_sets, compute_hash_table_work): Likewise.
955 (constprop_register): Change int 'alter_jumps' argument to bool.
956 (do_local_cprop): Likewise.
957 (local_cprop_pass): Likewise. Also walk basic blocks instead of
958 the insn chain. Explicitly clear the cselib tables after finishing
959 one basic block. Make sure there are no unterminated libcall blocks.
960 Update compute_sets call.
961 (cprop): Walk basic blocks instead of the insn chain.
962 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
964 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
965 one_cprop_pass calls.
967 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
969 * combine.c (combine_simplify_rtx): Remove a transformation that
970 relies on an invalid assumption about rtl sign-extension semantics.
972 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
974 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
975 to build_int_cst_wide.
977 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
980 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
981 set the original address pseudo to the correct value before the
982 original insn, if possible, and leave the insn alone, otherwise
983 create a new pseudo, set it and replace it in the insn.
984 * recog.c (validate_change_maybe_volatile): New.
985 * recog.h (validate_change_maybe_volatile): Declare.
987 2005-04-09 Caroline Tice <ctice@apple.com>
989 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
990 Remove targetm.have_named_sections test.
991 (fix_edges_for_rarely_executed_code): Likewise.
992 (insert_section_boundary_note): Likewise.
993 (reorder_basic_blocks): Check partitioning flag before calling
994 verify_hot_cold_block_grouping.
995 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
996 the function struct rather than global variables.
997 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
998 (COLD_END_LABEL): Likewise
999 (cold_text_section_label): New static global variable.
1000 (cold_end_label): Likewise.
1001 (dwarf2out_switch_text_section): Get hot/cold section labels from
1002 the function struct rather than global variables.
1003 (output_aranges): Use cold_text_section_label and cold_end_label;
1004 check partitioning flag before putting out delta.
1005 (output_ranges): Remove incorrect code attempting to use
1007 (output_line_info): Get cold section label from function struct.
1008 (add_location_or_const_value_attribute): Likewise.
1009 (get_subprogram_die): Get hot/cold section labels from function struct.
1010 (dwarf2out_var_location): Likewise.
1011 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1012 write out cold_text_section_label if partition flag is set.
1013 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1014 * function.h (struct function): Add new fields to point to hot/cold
1015 section labels: hot_section_label, cold_section_label,
1016 hot_section_end_label and cold_section_end_label; also add new field
1017 for cold text section name, unlikely_text_section_name.
1018 * opts.c (decode_options): Turn off partitioning flag if
1019 !targetm.have_named_sections.
1020 * output.h (hot_section_label): Remove.
1021 (hot_section_end_label): Remove.
1022 (cold_section_end_label): Remove.
1023 (unlikely_section_label): Remove.
1024 (unlikely_text_section_name): Remove.
1025 * passes.c (rest_of_handle_final): Remove code that frees
1026 unlikely_text_section_name.
1027 * varasm.c (unlikely_section_label): Remove.
1028 (hot_section_label): Remove.
1029 (hot_section_end_label): Remove.
1030 (cold_section_end_label): Remove.
1031 (unlikely_text_section_name): Remove.
1032 (initialize_cold_section_name): Modify to call
1033 targetm.strip_name_encoding; to store cold section name in current
1034 function struct, if it exists; and to only use the decl_section_name
1035 if flag_named_sections is true.
1036 (unlikely_text_section): Modify to get section name out of current
1037 function struct, if there is one; otherwise build it from
1038 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1039 (in_unlikely_text_section): Likewise.
1040 (named_section): Modify to get/put cold section name in current function
1041 struct, if there is one.
1042 (function_section): Change 'bool unlikely' to 'int reloc'; check
1043 targetm.have_named_sections before calling named_section.
1044 (current_function_section): Likewise.
1045 (assemble_start_function): Modify to get/put unlikely_text_section_name
1046 in current function struct; modify to get hot/cold section labels
1047 from function struct; initialize labels using
1048 ASM_GENERATE_INTERNAL_LABEL;
1049 test partitioning flag before writing out hot section label.
1050 (assemble_end_function): Test partitioning flag before writing out
1051 hot/cold section labels.
1052 (default_section_type_flags_1): Modify to use array instead of
1053 char* for unlikely_text_section_name; set flags correctly for
1054 cold text section if there is not a current function decl.
1056 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1058 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1059 and TI_VA_LIST_FPR_COUNTER_FIELD.
1060 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1061 * tree-pass.h (pass_stdarg): Add.
1062 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1063 * tree-stdarg.c: New file.
1064 * tree-stdarg.h: New file.
1065 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1066 (tree-stdarg.o): Add dependencies.
1067 * function.h (struct function): Add va_list_gpr_size and
1068 va_list_fpr_size fields.
1069 * function.c (allocate_struct_function): Initialize them.
1070 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1071 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1072 (TARGET_INITIALIZER): Add it.
1074 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1075 va_list_{g,f}pr_counter_field.
1076 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1077 area will not be used. Only save registers that tree-stdarg.c
1078 detected they need saving.
1079 (ix86_va_start): Don't set up fields that won't be used.
1081 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1082 va_list_{g,f}pr_counter_field.
1083 (setup_incoming_varargs): Don't do anything if reg_save
1084 area will not be used. Only save registers that tree-stdarg.c
1085 detected they need saving.
1086 (rs6000_va_start): Don't set up fields that won't be used.
1088 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1089 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1090 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1091 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1093 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1096 * config/i386/i386.c (construct_container): Pass empty aligned
1097 struct, union or class in memory.
1099 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1101 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1102 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1103 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1104 config/rs6000/predicates.md: Fix comment typos.
1106 * sched-int.h (haifa_insn_data): Remove blockage and units.
1107 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1108 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1109 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1111 2005-04-09 Jan Hubicka <jh@suse.cz>
1112 Steven Bosscher <stevenb@suse.de>
1114 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1115 * cfgloop.c (get_loop_exit_edges): Likewise.
1116 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1118 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1119 * tree-cfg.c (dump_cfg_status): Likewise.
1121 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1123 * config/rs6000/predicates.md (altivec_register_operand): Remove
1124 redundant match_code test.
1125 (gpc_reg_operand): Same.
1126 (cc_reg_operand): Same.
1127 (cc_reg_not_cr0_operand): Same.
1129 2005-04-09 Jan Hubicka <jh@suse.cz>
1131 Forgotten hunk from my last merge patch:
1132 * final.c (output_addr_const): Do not call mark_referenced.
1134 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1136 * doc/tree-ssa.texi: Add immediate use documentation.
1138 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1140 * arm.c (FL_WBUF): Define.
1141 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1142 (arm_is_6_or_7): Delete.
1143 (arm_tune_wbuf): New.
1144 (arm_override_options): Set arm_tune_wbuf.
1145 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1146 (arm_is_6_or_7): Delete declaration.
1147 (arm_tune_wbuf): New declartion.
1148 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1149 (model_wbuf): Derive from arm_tune_wbuf.
1150 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1151 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1152 (arm740t): Mark CPUs as having a write buffer.
1154 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1156 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1157 of 'const_double_operand' in operand 2 constraints. Update enable
1160 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1162 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1163 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1164 * optabs.h (enum optab_index): Add new OTI_lfloor.
1165 (lfloor_optab): Define corresponding macro.
1166 * optabs.c (init_optabs): Initialize lfloor_optab.
1167 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1168 and lfloordi2 patterns.
1169 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1170 (expand_builtin_int_roundingfn): New function.
1171 (fold_builtin_int_roundingfn): New prototype.
1172 (fold_builtin_int_roundingfn): New function, renamed from
1173 fold_builtin_lround.
1174 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1175 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1176 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1177 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1178 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1179 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1180 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1181 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1182 into lfloor built-in function and (long long int)floor{,f,l} into
1183 llfloor built-in function.
1184 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1187 2005-04-08 Ian Lance Taylor <ian@airs.com>
1189 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1190 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1191 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1192 (DO_COND, DO_BODY): Likewise.
1193 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1194 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1195 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1196 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1197 (build_continue_stmt, build_break_stmt): Don't declare.
1198 (c_do_switch_warnings): Update declaration.
1199 * c-gimplify.c (enum bc_t): Remove.
1200 (struct c_gimplify_ctx, ctxp): Remove.
1201 (push_context, pop_context): Remove static functions.
1202 (c_genericize): Don't call push_context or pop_context.
1203 (begin_bc_block, finish_bc_block): Remove static functions.
1204 (build_bc_goto): Likewise.
1205 (gimplify_c_loop): Likewise.
1206 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1207 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1208 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1209 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1210 * c-common.c (c_do_switch_warnings): Rename from
1211 c_do_switch_warnings_1.
1212 (c_do_switch_warnings) [old version]: Remove.
1213 (c_do_switch_expr_warnings): Remove.
1214 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1215 function instead of c_do_switch_expr_warnings.
1216 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1217 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1218 * c-pretty-print.c (pp_c_statement): Likewise.
1219 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1221 2005-04-08 Devang Patel <dpatel@apple.com>
1223 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1224 While selecting replacement condition pay attention to loop header.
1226 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1228 Merge from tree-cleanup-branch: VRP, store CCP, store
1229 copy-prop, incremental SSA updating of FUD chains and
1230 newly exposed symbols.
1232 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1233 (OBJS-common): Add tree-vrp.o.
1234 (tree-vrp.o): New rule.
1235 * basic-block.h (nearest_common_dominator_for_set): Declare.
1236 * common.opt (ftree-store-ccp): New flag.
1237 (ftree-copy-prop): New flag.
1238 (ftree-vrp): New flag.
1239 (ftree-store-copy-prop): New flag.
1240 * dominance.c (nearest_common_dominator_for_set): New.
1241 * domwalk.c (walk_dominator_tree): Only traverse
1242 statements in blocks marked in walk_data->interesting_blocks.
1243 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1244 * fold-const.c (fold): Handle ASSERT_EXPR.
1245 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1246 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1247 flag_tree_vrp at -O2.
1248 * timevar.def (TV_TREE_VRP): Define.
1249 (TV_TREE_COPY_PROP): Define.
1250 (TV_TREE_STORE_COPY_PROP): Define.
1251 (TV_TREE_SSA_INCREMENTAL): Define.
1252 (TV_TREE_STORE_CCP): Define.
1253 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1254 to kill_redundant_phi_nodes from comment.
1255 (verify_expr): Handle ASSERT_EXPR.
1256 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1257 argument. Update all users.
1258 (mark_call_clobbered_vars_to_rename): Remove. Update all
1260 * tree-flow-inline.h (unmodifiable_var_p): New.
1261 * tree-flow.h (enum value_range_type): Declare.
1262 (struct value_range_def): Declare.
1263 (value_range): Declare.
1264 (remove_all_phi_nodes_for): Remove. Update all users.
1265 (find_phi_node_for): Declare.
1266 (add_type_alias): Declare.
1267 (count_uses_and_derefs): Declare.
1268 (kill_redundant_phi_nodes): Remove.
1269 (rewrite_into_ssa): Remove.
1270 (rewrite_def_def_chains): Remove.
1271 (update_ssa, register_new_name_mapping, create_new_def_for,
1272 need_ssa_update_p, name_registered_for_update_p,
1273 release_ssa_name_after_update_ssa, dump_repl_tbl,
1274 debug_repl_tbl, dump_names_replaced_by,
1275 debug_names_replaced_by, mark_sym_for_renaming,
1276 mark_set_for_renaming, get_current_def, set_current_def,
1277 get_value_range, dump_value_range, debug_value_range,
1278 dump_all_value_ranges, debug_all_value_ranges,
1279 expr_computes_nonzero, loop_depth_of_name,
1280 unmodifiable_var_p): Declare.
1281 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1283 * tree-into-ssa.c (block_defs_stack): Update comment.
1284 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1285 syms_to_rename, names_to_release, repl_tbl,
1286 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1287 need_to_replace_names_p): New locals.
1288 (NAME_SETS_GROWTH_FACTOR): Define.
1289 (struct repl_map_d): Declare.
1290 (struct mark_def_sites_global_data): Add field
1292 (enum rewrite_mode): Declare.
1293 (REGISTER_DEFS_IN_THIS_STMT): Define.
1294 (compute_global_livein): Use last_basic_block instead of
1296 (set_def_block): Remove last argument. Update all callers.
1297 (prepare_use_operand_for_rename): Remove. Update all callers.
1298 (prepare_def_operand_for_rename): Remove. Update all callers.
1299 (symbol_marked_for_renaming): New.
1302 (repl_map_hash): New.
1304 (repl_map_free): New.
1305 (names_replaced_by): New.
1306 (add_to_repl_tbl): New.
1307 (add_new_name_mapping): New.
1308 (mark_def_sites): Assume that all the operands in the
1309 statement are in normal form.
1310 (find_idf): Assert that the block in the stack is valid.
1311 (get_default_def_for): New.
1312 (insert_phi_nodes_for): Add new argument 'update_p'.
1314 If update_p is true, add a new mapping between the LHS of
1315 each new PHI and the name that it replaces.
1316 (insert_phi_nodes_1): Only call find_idf if needed.
1317 (get_reaching_def): Call get_default_def_for.
1318 (rewrite_operand): Remove.
1319 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1320 and REWRITE_THIS_STMT are false.
1321 Assume that all the operands in the statement are in
1323 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1324 (rewrite_virtual_phi_arguments): Remove.
1325 (invalidate_name_tags): Remove.
1326 (register_new_update_single, register_new_update_set,
1327 rewrite_update_init_block, replace_use,
1328 rewrite_update_fini_block, rewrite_update_stmt,
1329 rewrite_update_phi_arguments): New.
1330 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1331 Add arguments 'entry', 'what' and 'blocks'.
1332 Initialize the dominator walker according to 'what' and
1334 Start the dominator walk at 'entry'.
1335 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1336 Use it to configure the dominator walker.
1337 (rewrite_into_ssa): Remove argument 'all'.
1339 (rewrite_all_into_ssa): Remove.
1340 (rewrite_def_def_chains): Remove.
1341 (mark_def_interesting, mark_use_interesting,
1342 prepare_phi_args_for_update, prepare_block_for_update,
1343 prepare_def_site_for, prepare_def_sites,
1344 dump_names_replaced_by, debug_names_replaced_by,
1345 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1346 delete_update_ssa, create_new_def_for,
1347 register_new_name_mapping, mark_sym_for_renaming,
1348 mark_set_for_renaming, need_ssa_update_p,
1349 name_registered_for_update_p, ssa_names_to_replace,
1350 release_ssa_name_after_update_ssa,
1351 insert_updated_phi_nodes_for, update_ssa): New.
1352 * tree-loop-linear.c (linear_transform_loops): Call
1353 update_ssa instead of rewrite_into_ssa.
1354 * tree-optimize.c (vars_to_rename): Remove.
1356 (init_tree_optimization_passes): Replace
1357 pass_redundant_phi with pass_copy_prop.
1359 Replace pass_ccp with pass_store_ccp.
1360 Add pass_store_copy_prop after pass_store_ccp.
1361 (execute_todo): If the TODO_ flags don't include updating
1362 the SSA form, assert that it does not need to be updated.
1363 Call update_ssa instead of rewrite_into_ssa and
1364 rewrite_def_def_chains.
1365 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1366 (tree_rest_of_compilation):
1367 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1368 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1369 TODO_cleanup_cfg): Renumber.
1370 (TODO_verify_loops, TODO_update_ssa,
1371 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1372 TODO_update_ssa_only_virtuals): Define.
1373 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1375 * tree-phinodes.c (make_phi_node): Update documentation.
1376 (remove_all_phi_nodes_for): Remove.
1377 (find_phi_node_for): New.
1378 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1379 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1380 (interpret_rhs_modify_expr): Likewise.
1381 * tree-sra.c (decide_instantiations): Mark all symbols in
1382 SRA_CANDIDATES for renaming.
1383 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1384 (mark_all_v_defs): New function. Update all users to call it
1385 with the whole list of scalarized statements, not just the
1387 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1388 (compute_flow_insensitive_aliasing): If the tag is
1389 unmodifiable and the variable isn't or vice-versa, don't
1390 make them alias of each other.
1391 (setup_pointers_and_addressables): If the type tag for
1392 VAR is about to change, mark the old one for renaming.
1393 (add_type_alias): New.
1394 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1395 (ccp_lattice_t): Rename from latticevalue.
1396 (value): Remove. Update all users.
1397 (const_val): New local variable.
1398 (do_store_ccp): New local variable.
1399 (dump_lattice_value): Handle UNINITIALIZED.
1400 (debug_lattice_value): New.
1401 (get_default_value): Re-write.
1402 (set_lattice_value): Re-write.
1403 (def_to_varying): Remove. Update all users.
1404 (likely_value): Return VARYING for statements that make
1405 stores when STORE_CCP is false.
1406 Return VARYING for any statement other than MODIFY_EXPR,
1407 COND_EXPR and SWITCH_EXPR.
1408 (ccp_initialize): Re-write.
1409 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1410 Move to tree-ssa-propagate.c.
1411 (ccp_lattice_meet): Handle memory stores when
1412 DO_STORE_CCP is true.
1413 (ccp_visit_phi_node): Likewise.
1414 (ccp_fold): Likewise.
1415 (evaluate_stmt): Likewise.
1416 (visit_assignment): Likewise.
1417 (ccp_visit_stmt): Likewise.
1418 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1422 (do_ssa_store_ccp): New.
1423 (gate_store_ccp): New.
1424 (pass_store_ccp): Declare.
1425 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1426 (may_propagate_copy): Reformat.
1427 Don't abort if ORIG is a virtual and DEST isn't.
1428 If NEW does not have alias information but DEST does,
1430 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1431 copy_prop_kind, which_copy_prop): Declare.
1432 (stmt_may_generate_copy, get_copy_of_val,
1433 get_last_copy_of, set_copy_of_val, dump_copy_of,
1434 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1435 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1436 init_copy_prop, fini_copy_prop, execute_copy_prop,
1437 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1438 store_copy_prop): New.
1439 (pass_copy_prop, pass_store_copy_prop): Declare.
1440 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1441 'num_const_prop' and 'num_copy_prop'.
1442 (cprop_operand): Update them.
1443 (dump_dominator_optimization_stats): Dump them.
1444 (tree_ssa_dominator_optimize): Call update_ssa instead of
1446 (loop_depth_of_name): Declare extern.
1447 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1448 values for LOW or HIGH.
1449 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1450 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1451 (cprop_operand): Only propagate if VAL != OP.
1452 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1453 statement for renaming.
1454 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1455 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1456 add_type_alias if necessary.
1457 Call mark_new_vars_to_rename.
1458 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1459 mark every statement updated, call update_ssa and
1460 rewrite_into_loop_closed_ssa.
1461 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1462 from LIVEIN if VAR is a virtual.
1463 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1464 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1465 (get_call_expr_operands): Reformat statement.
1466 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1468 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1469 SSA_NAME_VALUE for every name.
1470 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1471 get_value_loaded_by): New.
1472 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1473 substitute_and_fold): Move from tree-ssa-ccp.c.
1474 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1475 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1476 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1478 * tree-ssa.c (verify_use): Fix error message.
1479 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1480 check_phi_redundancy, kill_redundant_phi_nodes,
1481 pass_redundant_phi): Remove. Update all users.
1482 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1483 add_type_alias, if necessary.
1484 * tree-vectorizer.h (struct _stmt_vect_info): Update
1485 documentation for field 'memtag'.
1486 * tree-vrp.c: New file.
1487 * tree.def (ASSERT_EXPR): Define.
1488 * tree.h (ASSERT_EXPR_VAR): Define.
1489 (ASSERT_EXPR_COND): Define.
1490 (SSA_NAME_VALUE_RANGE): Define.
1491 (struct tree_ssa_name): Add field 'value_range'.
1492 (PHI_REWRITTEN): Remove.
1493 (struct tree_phi_node): Remove field 'rewritten'.
1494 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1495 -ftree-store-copy-prop): Document.
1496 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1497 Document usage of update_ssa.
1499 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1502 * config/rs6000/predicates.md (altivec_register_operand): Accept
1504 (and64_operand): Do not limit CONST_INT to mask64_operand.
1505 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1506 (and_operand): Do not limit CONST_INT to mask_operand.
1508 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1510 PR rtl-optimization/20466
1511 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1512 for overlap of the address of each list member.
1513 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1515 2005-04-08 Mike Stump <mrs@apple.com>
1517 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1519 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1522 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1524 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1526 * function.c (push_function_context_to): Don't set
1528 * function.h (function): Remove contains_functions.
1529 (current_function_contains_functions): Remove.
1531 * function.h (function): Remove instrument_entry_exit.
1532 (current_function_instrument_entry_exit): Remove.
1534 * function.h (nonlocal_labels): Remove.
1536 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1538 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1539 (check_attr_value, write_attr_get, write_expr_attr_cache,
1540 find_attr, make_internal_attr): Don't reference negative_ok or
1542 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1543 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1544 (ATTR_STATIC): Adjust the value.
1546 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1548 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1550 * config/s390/tpf.h (ASM_SPEC): Define.
1552 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1554 * tree-flow.h: Remove the prototype for
1555 redirect_immediate_uses.
1556 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1558 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1560 * arm.c (arm_const_double_by_parts): New function.
1561 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1562 * arm.md (define_split for 64-bit constants): Add another one.
1564 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1566 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1568 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1570 * system.h: Revert last change.
1572 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1574 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1575 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1576 (TARGET_SWITCHES): Delete.
1577 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1578 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1579 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1580 * config/xtensa/xtensa.opt: New file.
1582 2005-04-08 Ben Elliston <bje@au.ibm.com>
1584 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1585 * config/fp-bit.h: Tidy comments.
1587 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1589 * system.h: Poison PARAMS.
1591 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1593 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1594 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1595 (TARGET_SWITCHES): Delete.
1596 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1597 * config/vax/vax.opt: New file.
1599 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1601 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1603 2005-04-07 Ian Lance Taylor <ian@airs.com>
1605 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1607 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1608 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1611 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1613 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1614 all immediate uses in PHI nodes.
1616 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1618 * arm.c (arm_const_double_inline_cost): Handle any constant by
1619 using gen_lowpart and gen_highpart_mode.
1620 (note_invalid_constants): All constants in an RTX with a constraint
1621 that permits memory are now pushed to the constant pool.
1622 (output_move_double): Delete code to handle reg to reg and
1623 constant to reg moves.
1624 (const_double_needs_minipool, output_mov_immediate): Delete.
1625 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1626 CONST_INT and CONST_VECTOR.
1627 * arm.md (ANY64): New mode macro.
1628 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1629 (movdf_soft_insn): Split reg-reg and const-reg moves.
1630 (split patterns for 64-bit constant and register moves): New.
1631 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1632 (cirrus_movdf_hard_insn): Likewise.
1633 * fpa.md (movdf_fpa): Likewise.
1634 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1635 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1637 (movv2si_internal_2): Likewise.
1638 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1639 (movdf_vfp): Likewise.
1640 * arm-protos.h (output_mov_immediate): Delete prototype.
1642 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1645 * simplify-rtx.c (simplify_unary_operation_1): Check
1646 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1648 2005-04-06 James E Wilson <wilson@specifixinc.com>
1651 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1654 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1656 * coverage.h (GCOV_TYPE_NODE): Delete.
1657 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1658 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1659 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1660 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1661 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1663 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1666 * Makefile.in (gcc.pot): Remove options.c dependency.
1667 * optc-gen.awk: Don't quote help strings with N_().
1669 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1671 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1672 the function returns a pointer type.
1674 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1676 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1677 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1678 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1679 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1680 explicit_uses members.
1681 (get_or_create_used_part_for): Initialize new fields.
1682 (fieldoff_compare): New function.
1683 (create_overlap_variables_for): Count number of fields, use
1684 heuristic to determine whether to create subvars for vars with
1686 Sort the field list by offset and avoid creating duplicate SFT's.
1688 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1690 * c.opt (-F): Remove trailing whitespace from help string.
1691 (-finput-charset): Use a tab to separate the switch name and help
1693 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1694 (-ftree-vectorizer-verbose): Likewise.
1696 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1698 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1699 a PHI argument where a use occurs instead of all PHI arguments.
1701 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1703 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1706 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1708 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1709 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1710 config/bfin/bfin.h: Fix comment typos.
1712 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1714 * doc/install.texi: Update the URL for Jacks.
1715 * doc/sourcebuild.texi: Likewise.
1717 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1720 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1721 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1723 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1725 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1727 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1729 * config/v850/v850-protos.h (override_options): Delete.
1730 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1731 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1732 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1733 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1734 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1735 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1736 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1737 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1738 (OVERRIDE_OPTIONS): Delete.
1739 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1740 (small_memory_info): Remove the value field.
1741 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1743 * config/v850/v850.c (small_memory): Remove the value field.
1744 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1745 (override_options): Delete.
1746 (v850_handle_memory_option, v850_handle_option): New functions.
1747 * config/v850/v850.opt: New file.
1749 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1751 * config.host: Add a section for generic hosts, and a subsection
1752 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1753 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1754 * config/host-darwin.h: New.
1755 * config/x-darwin: New.
1756 * config/i386/host-i386-darwin.c: New.
1757 * config/i386/x-darwin: New.
1758 * config/rs6000/host-darwin.c: Include host-darwin.h.
1759 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1760 (darwin_rs6000_gt_pch_use_address): Likewise.
1761 * config/rs6000/x-darwin: Change name of .o built, update
1762 dependencies for changes to rs6000/host-darwin.c.
1764 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1767 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1769 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1771 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1772 split_loop_exit_edge instead of loop_split_edge_with.
1774 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1776 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1777 UNSPEC_SET_VSCR): New constants, used throughout.
1779 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1781 (altivec_vspltis<VI_char>): ... this pattern, using
1782 a QImode const_int_operand for the immediate.
1783 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1786 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1789 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1791 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1793 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1795 2005-04-06 Ben Elliston <bje@au.ibm.com>
1797 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1798 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1799 macros as living in "this file" and not gcc.h.
1801 2005-04-06 Ben Elliston <bje@au.ibm.com>
1803 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1804 -ftree-live_range_split. Perhaps renamed at some point?
1806 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1809 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1810 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1812 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1814 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1815 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1816 (number_of_iterations_special): New function.
1817 (number_of_iterations_exit): Use number_of_iterations_special.
1818 Use simplify_using_outer_evolutions only at -O3.
1819 (number_of_iterations_cond, tree_simplify_using_condition,
1820 simplify_using_initial_conditions, loop_niter_by_eval,
1821 compare_trees, can_count_iv_in_wider_type_bound,
1822 simplify_using_outer_evolutions): Use fold_build.
1824 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1826 * doc/install.texi (Configuration): Document --with-java-home.
1828 2005-04-05 Richard Henderson <rth@redhat.com>
1832 * config/i386/i386.c (print_operand): Handle vector zeros.
1833 (ix86_split_to_parts): Handle CONST_VECTOR.
1834 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1835 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1836 what modes to tie for MMX and SSE registers.
1837 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1838 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1839 to vector modes as well.
1840 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1841 properly as an input mode.
1843 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1845 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1847 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1849 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1851 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1853 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1854 and local functions, set sse_nregs to 8 and float_in_sse.
1855 (function_arg_advance, function_arg): If float_in_sse, pass
1856 SFmode and DFmode arguments in SSE registers.
1857 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1859 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1860 of -funit-at-a-time.
1862 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1864 * config/i386/i386-protos.h (ix86_function_value): Accept two
1865 arguments, like the target macro.
1866 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1867 * config/i386/i386.c (ix86_function_value): Accept the second
1868 argument of the target macro.
1869 (ix86_function_ok_for_sibcall): Pass a function pointer to
1870 ix86_function_value.
1871 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1872 call to ix86_value_regno).
1873 (ix86_value_regno): Add support for returning floating point values
1876 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1878 PR tree-optimization/20076
1879 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1880 that call __builtin_return or __builtin_apply_args.
1882 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1884 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1885 Use immediate use iterator.
1886 (stmt_is_bumper_for_loop): Use immediate use iterator.
1887 * predict.c (strip_builtin_expect): Use update_stmt.
1888 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1889 on all elements of a STATEMENT_LIST.
1890 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1891 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1892 (bsi_replace): Mark stmt as modified and the update it.
1893 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1894 (expand_complex_libcal): Call update_stmt.
1895 (expand_complex_comparison): Call mark_stmt_modified.
1896 (expand_complex_operations_1): Call update_stmt_if_modified.
1897 (expand_vector_operations_1): Call mark_stmt_modified.
1898 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1899 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1900 add_immediate_use, redirect_immediate_use,
1901 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1902 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1903 (mark_new_vars_to_rename): Call update_stmt.
1904 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1905 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1907 (unmodify_stmt): Delete.
1908 (update_stmt): New. Force an update of a stmt.
1909 (update_stmt_if_modified): update a stmt if it is out of date.
1910 (get_stmt_operands): Verify stmt is NOT modified.
1911 (stmt_modified_p): Update comment.
1912 (delink_imm_use): Remove a use node from its immuse list.
1913 (link_imm_use_to_list): Link a use node to a specific list.
1914 (link_imm_use): Link a node to the correct list.
1915 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1916 it in the correct list, if appropriate.
1917 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1918 (relink_imm_use): Link a use node in place of another node in a list.
1919 (relink_imm_use_stmt): LInk a node in place of another node, and set
1921 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1922 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1923 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1924 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1925 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1926 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1927 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1928 (has_zero_uses): New. Return true if there are no uses of a var.
1929 (has_single_use): New. Return true if there is only a single use of a
1931 (single_imm_use): New. Return the simgle immediate use.
1932 (num_imm_uses): New. Return the number of immediate uses.
1933 (get_v_must_def_ops): Use is now a pointer.
1934 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1935 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1937 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1938 (delink_stmt_imm_use): Delink all immuses from a stmt.
1939 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1940 * tree-flow.h (struct dataflow_d): Delete.
1941 (immediate_use_iterator_d): New. Immediate use iterator struct.
1942 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1943 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1944 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1946 (struct stmt_ann_d): Remove dataflow_t from struct.
1947 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1948 (if_convertible_phi_p): Use FAST immuse iterator.
1949 (if_convertible_loop_p): Don't call compute_immediate_uses.
1950 (replace_phi_with_cond_modify_expr): Call update_stmt.
1951 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1952 update_stmt_if_modified.
1953 (rewrite_all_into_ssa): Initialize ssa operands.
1954 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1955 compute_immediate_uses.
1956 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1957 ssa_property is available.
1958 (execute_one_pass): Change parameters passed to execute_todo.
1959 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1960 (remove_ssa_form): Call fini_ssa_operands.
1961 (insert_backedge_copies): Delete call to modify_stmt.
1962 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1963 (release_phi_node): Delink any use nodes before releasing.
1964 (resize_phi_node): Relink any use nodes.
1965 (remove_phi_arg_num): Delink the use node.
1966 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1967 (remove_all_phi_nodes_for): Release phi node first.
1968 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1969 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1970 (scalarize_use, scalarize_copy): Call update_stmt.
1971 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1972 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1973 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1974 (ccp_initialize): Remove call to compute_immediate_uses.
1975 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1976 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1978 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1979 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1980 (eliminate_redundant_computations): Call mark_stmt_modified.
1981 (cprop_operand): Call mark_stmt_modified.
1982 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1983 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1984 (dse_optimize_stmt): Use new immuse interface.
1985 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1986 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1987 (substitute_single_use_vars): Use new immuse interface.
1988 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1989 and compute_immediate_uses.
1990 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1992 (rewrite_mem_refs): Call update_stmt.
1993 (determine_lsm): Remove call to compute_imm_uses and free_df.
1994 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1995 (try_unroll_loop_completely): Call update_stmt.
1996 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1997 (rewrite_use_compare): Call update_stmt.
1998 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1999 (rewrite_use) : Call update_stmt.
2000 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2001 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2003 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2004 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2005 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2007 (initialize_vuse_operand): New. Initialize a vuse operand.
2008 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2009 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2010 (finalize_ssa_defs): Use stmt parameter.
2011 (correct_use_link): Ensure a use node is in the correct list, and has
2012 the correct stmt pointer.
2013 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2014 finalize_ssa_v_must_defs): Also initialize use nodes.
2015 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2016 (build_ssa_operands): Seperate parsing from final operand construction.
2017 (parse_ssa_operands): New. Parse entry point for operand building.
2018 (swap_tree_operands): New. Swap 2 tree operands.
2019 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2021 (get_expr_operands): Call swap_tree_operands when needed.
2022 (copy_virtual_operands): Use initialize routines for virtual use ops.
2023 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2024 (verify_abort): New. Issue imm_use error.
2025 (verify_imm_links): New Verify imm_use links for a var.
2026 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2027 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2028 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2029 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2030 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2031 (NULL_USE_OPERAND_P) Define.
2032 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2034 (struct vuse_operand_type): New struct.
2035 (SET_USE): Call set_ssa_use_from_ptr.
2037 (PHI_ARG_INDEX_FROM_USE): Define.
2038 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2039 argument via SET_USE, not PHI_ARG_DEF_TREE.
2040 * tree-ssa-pre.c (eliminate): Call update_stmt.
2041 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2043 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2044 (nearest_common_dominator_of_uses): Use imm_use iterator.
2045 (statement_sink_location): Use imm_use iterator and interface.
2046 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2047 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2048 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2049 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2050 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2051 if new parameter is true.
2052 (init_tree_ssa): Don't initialize operand cache here.
2053 (delete_tree_ssa): Don't destroy operand cache here.
2054 (propagate_into_addr): Pass in a use pointer, return true if anything
2056 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2057 (check_phi_redundancy): Use imm_use iterator.
2058 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2060 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2061 (release_ssa_name): Delink node and all elements in its imm_use list.
2062 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2063 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2064 * tree-vectorizer.c (need_imm_uses_for): Delete.
2065 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2066 * tree.h (struct ssa_imm_use_d): Define.
2067 (SSA_NAME_IMM_USE_NODE): Define.
2068 (struct tree_ssa_name): Add imm_use node.
2070 (PHI_ARG_IMM_USE_NODE): Define.
2071 (struct phi_arg_d): Add imm_use node.
2072 (struct tree_phi_node): Remove struct dataflow_d element.
2073 (TDF_STMTADDR): Define.
2075 2005-04-05 Dale Johannesen <dalej@apple.com>
2077 * doc/invoke.texi (Optimization Options): Remove
2078 duplicate -fcse-follow-jumps. Add -fweb.
2079 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2080 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2082 2005-04-05 Per Bothner <per@bothner.com>
2084 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2085 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2086 (warn_uninit): Get EXPR_LOCUS from context now instead.
2087 This fixes a USE_MAPPED_LOCATION testsuite failure.
2089 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2091 2005-04-05 Per Bothner <per@bothner.com>
2093 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2094 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2095 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2098 2004-04-05 Devang Patel <dpatel@apple.com>
2100 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2101 (lhsr<mode>3): ... new name.
2102 (altivec_vsra<VI_char>): Rename to ..
2103 (ashr<mode>3): ... new name.
2104 * config/rs6000/rs6000.c (builtin_description): Rename shift
2107 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2109 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2110 gen_lowpart_for_combine.
2111 * cse.c (gen_lowpart_if_possible): Move...
2112 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2114 (gen_lowpart_no_emit_general): Use it.
2116 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2118 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2121 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2123 * system.h: Fix typo.
2125 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2127 * config/bfin/bfin-modes.def: New file.
2128 * config/bfin/bfin-protos.h: New file.
2129 * config/bfin/bfin.c: New file.
2130 * config/bfin/bfin.h: New file.
2131 * config/bfin/bfin.md: New file.
2132 * config/bfin/bfin.opt: New file.
2133 * config/bfin/crti.s: New file.
2134 * config/bfin/crtn.s: New file.
2135 * config/bfin/elf.h: New file.
2136 * config/bfin/lib1funcs.asm: New file.
2137 * config/bfin/predicates.md: New file.
2138 * config/bfin/t-bfin: New file.
2139 * config/bfin/t-bfin-elf: New file.
2140 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2141 Document new attributes.
2142 (interrupt, interrupt_handler, saveall): Update documentation for
2144 * doc/install.texi (Specific): Add entry for the Blackfin.
2145 * doc/invoke.texi (Blackfin Options): New section.
2146 * doc/md.texi (Blackfin family): New section to document constraints.
2147 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2149 2005-04-05 Olivier Hainque <hainque@adacore.com>
2151 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2152 match what the system unwinder expects.
2153 * config/mips/mips.c (mips_frame_set): If we're saving the return
2154 address register and the dwarf return address column number differs
2155 from the hard register number, adjust the note reg to refer to the
2158 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2160 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2161 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2162 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2163 (processor_type): New enum.
2164 (mn10300_processor): New variable.
2165 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2166 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2167 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2168 (PROCESSOR_DEFAULT): New macro.
2169 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2170 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2171 (mn10300_handle_option, mn10300_override_options): New functions.
2172 * config/mn10300/mn10300.opt: New file.
2174 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2175 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2177 PR tree-optimization/19903
2178 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2179 that don't fit in their type after conversion.
2181 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2184 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2185 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2186 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2187 flag here. Implement using define_insn_and_split.
2188 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2189 (frndintxf2_mask_pm_i387): New insn patterns.
2190 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2191 Do not set ix86_optimize_mode_switching flag.
2192 (ceilsf2, ceildf2, ceilxf2): Same.
2193 (btruncsf2, btruncdf2, btruncxf2): Same.
2194 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2196 2005-04-05 Ian Lance Taylor <ian@airs.com>
2199 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2200 i386_pe_record_external_function.
2201 (i386_pe_record_external_function): Update declaration.
2202 * config/i386/winnt.c (struct extern_list): Add decl field.
2203 (i386_pe_record_external_function): Add decl parameter.
2204 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2206 * config/i386/i386-protos.h (i386_pe_record_external_function):
2209 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2211 * config/m68k/m68k-protos.h: Add a prototype for
2212 valid_dbcc_comparison_p_2.
2213 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2214 extend_operator, const_uint32_operand, const_sint32_operand,
2215 general_src_operand, nonimmediate_src_operand,
2216 memory_src_operand, post_inc_operand, pre_dec_operand,
2217 pcrel_address): Move to predicates to predicates.md.
2218 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2219 * config/m68k/m68k.md: Include predicates.md.
2220 * config/m68k/predicates.md: New.
2222 2005-04-04 Roger Sayle <roger@eyesopen.com>
2224 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2226 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2228 2005-04-04 Ian Lance Taylor <ian@airs.com>
2230 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2232 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2233 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2234 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2235 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2236 * c-common.c (c_do_switch_warnings_1): New static function broken
2237 out of c_do_switch_warnings.
2238 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2239 (c_do_switch_expr_warnings): New function.
2240 * c-common.h (c_do_switch_expr_warnings): Declare.
2242 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2243 Daniel Jacobowitz <dan@codesourcery.com>
2245 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2247 * rtlanal.c (may_trap_p): Same.
2249 2005-04-04 Dale Johannesen <dalej@apple.com>
2251 * ChangeLog: remove reference to ChangeLog.12.
2253 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2255 CRIS epilogue as RTL.
2256 * config/cris/cris.md: Change all 0 in unspec 0 to
2258 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2259 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2261 ("return"): Change to define_expand. Call cris_expand_return for
2263 ("*return_expanded"): New pattern.
2264 ("epilogue"): New define_expand.
2265 * config/cris/cris.h (PREDICATE_CODES): Add
2266 cris_load_multiple_op.
2267 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2269 (enum cris_retinsn_type): New.
2270 (struct machine_function): New member return_type.
2271 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2272 (cris_target_asm_function_epilogue): Remove, moving RTLified
2274 (cris_expand_epilogue): New function.
2275 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2276 (cris_gen_movem_load, cris_load_multiple_op)
2277 (cris_return_address_on_stack_for_return, cris_expand_return): New
2279 (cris_target_asm_function_prologue)
2280 (cris_initial_frame_pointer_offset): Call
2281 cris_reg_saved_in_regsave_area instead of complicated expression.
2282 Call cris_return_address_on_stack instead of an expression.
2283 (cris_print_operand) <case 'o', case 'O'>: New cases.
2284 (cris_return_address_on_stack): Change return-type to bool.
2285 (cris_simple_epilogue): Ditto. Return false if registers are
2287 * config/cris/cris-protos.h (cris_simple_epilogue)
2288 (cris_return_address_on_stack): Adjust prototype return type.
2289 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2290 (cris_return_address_on_stack_for_return): New prototypes.
2292 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2294 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2295 gpr_or_int12_operand.
2297 * config/frv/frv-protos.h: Add a prototype to
2298 frv_legitimate_memory_operand and frv_const_unspec_p.
2299 (frv_unspec): Move from frv.c.
2300 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2301 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2302 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2303 gpr_or_fpr_operand, gpr_or_int12_operand,
2304 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2305 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2306 int6_operand, int5_operand, uint5_operand, uint4_operand,
2307 uint1_operand, int_2word_operand, uint16_operand,
2308 upper_int16_operand, integer_register_operand,
2309 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2310 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2311 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2312 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2313 move_destination_operand, movcc_fp_destination_operand,
2314 frv_function_symbol_referenced_p, move_source_operand,
2315 condexec_dest_operand, condexec_source_operand,
2316 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2317 const_unspec_operand, gpr_or_memory_operand,
2318 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2319 icc_operand, fcc_operand, cc_operand, icr_operand,
2320 fcr_operand, cr_operand, call_operand, sibcall_operand,
2321 symbolic_operand, relational_operator,
2322 integer_relational_operator, float_relational_operator,
2323 ccr_eqne_operator, minmax_operator,
2324 condexec_si_binary_operator, condexec_si_media_operator,
2325 condexec_si_divide_operator, condexec_si_unary_operator,
2326 condexec_sf_conv_operator, condexec_sf_add_operator,
2327 condexec_memory_operand, intop_compare_operator, acc_operand,
2328 even_acc_operand, quad_acc_operand, accg_operand: Move to
2330 * config/frv/frv.h (PREDICATE_CODES): Remove.
2331 * config/frv/frv.md: Include predicates.md.
2332 * config/frv/predicates.md: New.
2334 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2337 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2338 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2339 (add_standard_iv_candidates_for_size): New function, extracting code
2340 from add_standard_iv_candidates and parameterizing it by type size.
2341 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2343 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2345 * system.h (GCOV_SIZE_TYPE): Unposion.
2346 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2347 (GCOV_TYPE_SIZE): ...this new macro.
2348 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2349 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2350 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2351 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2352 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2353 instead of unsigned_intSI_type_node.
2354 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2355 (rtl_gen_one_value_profiler_no_edge_manipulation)
2356 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2357 * value-prof.c: Include coverage.h.
2359 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2360 Diego Novillo <dnovillo@redhat.com>
2362 Fix PR tree-optimization/20703
2363 Fix PR tree-optimization/20725
2365 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2366 (create_expression_by_pieces): Ditto.
2367 (valid_in_set): Ditto. Also handle tcc_declaration.
2368 (find_or_generate_expression): Handle comparison class.
2369 (insert_into_preds_of_block): Ditto.
2370 (insert_aux): Ditto.
2371 (create_value_expr_from): Handle comparison class, recursively
2372 handle reference nodes.
2373 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2374 (execute_pre): Fix spacing.
2375 (do_fre): Renamed to execute_fre.
2377 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2379 * doc/invoke.texi (SPARC options): Document that
2380 -mlittle-endian is not supported on Linux either.
2382 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2386 * config.gcc (Obsolete configurations): Remove
2387 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2388 (sparclite-*-coff*): Delete.
2389 (sparclite-*-elf*): Likewise.
2390 (sparc86x-*-elf*): Likewise.
2391 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2392 * config/sparc/lite.h: Delete.
2393 * config/sparc/litecoff.h: Likewise.
2394 * config/sparc/liteelf.h: Likewise.
2395 * config/sparc/sp86x-elf.h: Likewise.
2396 * config/sparc/t-sparclite: Likewise.
2397 * config/sparc/t-sp86x: Likewise.
2399 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2401 * config/s390/s390-protos.h: (s390_comparison,
2402 s390_alc_comparison, s390_slb_comparison, const0_operand,
2403 consttable_operand, larl_operand, s_operand,
2404 shift_count_operand, bras_sym_operand, load_multiple_operation,
2405 store_multiple_operation, s390_plus_operand): Remove prototypes.
2406 (s390_legitimate_address_without_index_p): New prototype.
2407 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2409 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2410 const0_operand, consttable_operand, larl_operand, s_operand,
2411 shift_count_operand, bras_sym_operand, load_multiple_operation,
2412 store_multiple_operation, s390_plus_operand): Move to
2414 (check_mode): Remove.
2415 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2417 (s390_legitimate_address_without_index_p): New.
2418 * config/s390/s390.h (PREDICATE_CODES): Remove.
2419 * config/s390/s390.md: Include predicates.md.
2420 * config/s390/predicates.md: New.
2422 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2425 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2426 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2427 (NEED_INDICATE_EXEC_STACK): Define to 1.
2428 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2429 (NEED_INDICATE_EXEC_STACK): Define to 1.
2430 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2431 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2432 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2433 (pic_helper_emitted_p): New global.
2434 (emit_pic_helper): New function extracted from...
2435 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2436 Do not call emit_pic_helper if delay_pic_helper is true.
2437 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2438 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2439 (sparc_file_end): New function.
2441 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2443 * config/mcore/mcore-protos.h: Remove the prototypes for
2444 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2445 mcore_general_movdst_operand, mcore_reload_operand,
2446 mcore_arith_J_operand, mcore_arith_K_operand,
2447 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2448 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2449 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2450 mcore_literal_K_operand, mcore_addsub_operand,
2451 mcore_compare_operand, mcore_load_multiple_operation,
2452 mcore_store_multiple_operation, mcore_call_address_operand.
2453 Add a prototype for const_ok_for_mcore.
2454 * config/mcore/mcore.c (mcore_call_address_operand,
2455 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2456 mcore_arith_reg_operand, mcore_reload_operand,
2457 mcore_arith_J_operand, mcore_arith_K_operand,
2458 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2459 mcore_arith_M_operand, mcore_arith_imm_operand,
2460 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2461 mcore_literal_K_operand, mcore_addsub_operand,
2462 mcore_compare_operand, mcore_load_multiple_operation,
2463 mcore_store_multiple_operation): Move to predicates.md.
2464 (const_ok_for_mcore): Export.
2465 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2466 * config/mcore/mcore.md: Include predicates.md.
2467 * config/mcore/predicates.md: New.
2469 * config/mcore/predicates.md: Fix a comment typo.
2471 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2472 Adrian Straetling <straetling@de.ibm.com>
2474 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2475 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2476 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2478 ("imul"): Removed from "type" attribute.
2479 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2480 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2481 Changed type to imulsi.
2482 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2484 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2486 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2487 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2488 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2489 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2490 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2491 (TARGET_SWITCHES, mcore_stack_increment_string)
2492 (TARGET_OPTIONS): Delete.
2493 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2494 than *_BIT constants.
2495 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2496 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2497 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2498 (mcore_override_options): Delete mcore_stack_increment code.
2499 Change use of M340_BIT to MASK_M340.
2500 * config/mcore/mcore.opt: New file.
2502 2005-04-04 Ian Lance Taylor <ian@airs.com>
2504 * config/arm/arm.c (replace_symbols_in_block): Remove static
2507 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2509 * config/fr30/fr30-protos.h: Remove the prototypes for
2510 stack_add_operand, add_immediate_operand,
2511 high_register_operand, low_register_operand, call_operand,
2512 di_operand, and nonimmediate_di_operand.
2513 * config/fr30/fr30.c (stack_add_operand,
2514 add_immediate_operand, high_register_operand,
2515 low_register_operand, call_operand, di_operand,
2516 nonimmediate_di_operand): Move to predicates.md.
2517 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2518 * config/fr30/fr30.md: Include predicates.md.
2519 * config/fr30/predicates.md: New.
2521 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2522 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2523 mcore_call_address_operand.
2525 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2526 general_movsrc_operand.
2528 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2530 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2533 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2536 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2539 2005-04-04 Richard Henderson <rth@redhat.com>
2540 Jakub Jelinek <jakub@redhat.com>
2542 PR rtl-optimization/16104
2543 * fold-const.c (fold_unary): Fix folding of vector conversions.
2545 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2547 * config.gcc (xstormy16-*-elf): Set extra_options.
2548 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2549 * config/stormy16/stormy16.opt: New file.
2551 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2553 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2554 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2555 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2556 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2557 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2558 (TARGET_UNIX_ASM): Delete.
2559 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2560 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2561 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2562 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2563 * config/pdp11/pdp11.opt: New file.
2565 2005-04-03 Roger Sayle <roger@eyesopen.com>
2566 Alexandre Oliva <aoliva@redhat.com>
2569 * fold-const.c (non_lvalue): Split tests into...
2570 (maybe_lvalue_p): New function.
2571 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2572 C++ front-end prior to lowering into gimple form.
2574 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2576 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2577 BUILT_IN_STRNCASECMP): New.
2578 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2581 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2584 * arm.md (addsi3_compare0_for_combiner): Delete.
2585 (addsi3_compare0_scratch_for_combiner): Delete.
2586 (cmpsi_neg_shiftsi): Delete.
2587 (compare_negsi_si): New pattern.
2588 (cmpsi_negshiftsi_si): New pattern.
2589 (negated_cbranchsi4): Restrict to equality_operator.
2591 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2594 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2596 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2599 * doc/install.texi: Fix a typo.
2601 2005-04-03 Steven Bosscher <stevenb@suse.de>
2604 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2605 a computed goto if the edge to the computed goto block has
2606 incoming abnormal edges. Clarify how the function works.
2608 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2610 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2611 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2612 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2613 hash_scan_set, reg_set_between_after_reload_p,
2614 reg_used_between_after_reload_p, get_avail_load_store_reg,
2615 eliminate_partially_redundant_load): Likewise.
2616 * postreload.c (reload_cse_simplify_set,
2617 reload_combine_note_use): Likewise.
2618 * predict.c (predict_insn, expected_value_to_br_prob,
2619 propagate_freq, expensive_function_p): Likewise.
2620 * print-rtl.c (print_rtx): Likewise.
2621 * profile.c (instrument_edges, instrument_values,
2622 compute_branch_probabilities, branch_prob, union_groups,
2623 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2624 * protoize.c (in_system_include_dir, file_could_be_converted,
2625 file_normally_convertible, gen_aux_info_file, seek_to_line,
2626 do_cleaning): Likewise.
2627 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2628 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2629 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2631 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2633 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2634 * modulo-sched.c (undo_replace_buff_elem): New structure.
2635 (kernel_number_of_cycles, ps_unschedule_node,
2636 undo_generate_reg_moves,free_undo_replace_buff,
2637 undo_permute_partial_schedule, loop_single_full_bb_p,
2638 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2639 build_loops_structure, get_sched_window): New.
2640 (generate_reg_moves): Return undo_replace_buff_elem and other
2642 (generate_prolog_epilog): Remove old loop versioning.
2643 (sms_schedule): Use loop information and loop_version.
2644 (sms_schedule_by_order): Split part of it to get_sched_window.
2645 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2646 cfg_layout_finalize and free_dominance_info before/after SMS.
2648 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2650 * cfghooks.c (lv_flush_pending_stmts,
2651 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2652 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2653 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2654 lv_add_condition_to_bb,
2655 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2656 flush_pending_stmts): New in cfg_hooks structure.
2657 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2658 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2659 lv_add_condition_to_bb): New declarations.
2660 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2662 (loop_version): Declare.
2663 * cfgloopmanip.c (cfghooks.h): Include.
2664 (duplicate_loop_to_header_edge): Change return type to bool.
2665 (loop_version, lv_adjust_loop_entry_edge): Move here.
2666 * cfgrtl.c (cfgloop.h): Include.
2667 (rtl_verify_flow_info_1): Fix.
2668 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2669 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2671 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2672 tree_lv_add_condition_to_bb): New.
2673 (tree_cfg_hooks): Add new hooks to initialization.
2674 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2675 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2677 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2679 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2680 xstormy16_below100_or_register,
2681 xstormy16_splittable_below100_or_register, and
2682 nonimmediate_nonstack_operand.
2684 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2685 xstormy16_ineqsi_operator, equality_operator,
2686 inequality_operator, shift_operator,
2687 xstormy16_below100_operand, xstormy16_below100_or_register,
2688 xstormy16_splittable_below100_or_register,
2689 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2690 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2691 equality_operator, inequality_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 nonimmediate_nonstack_operand, shift_operator): Move to
2697 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2698 * config/stormy16/stormy16.md: Include predicates.md.
2699 * config/stormy16/predicates.md: New.
2701 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2703 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2704 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2705 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2706 move_operand, power_of_2_operand): Move to predicates.md.
2707 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2708 PREDICATE_CODE): Remove.
2709 * config/iq2000/iq2000.md: Include predicates.md.
2710 * config/iq2000/predicates.md: New.
2712 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2714 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2715 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2716 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2717 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2718 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2719 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2720 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2721 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2722 (TARGET_M68HC11): Delete.
2723 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2724 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2725 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2726 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2727 (nb_soft_regs): Delete.
2728 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2729 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2730 and MASK_M6812 being set simultaneously. Change the code that sets
2731 the default m68hc11_soft_reg_count to use integers instead of strings.
2732 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2733 m68hc11_soft_reg_count (which now has an int type) as the number
2735 * config/m68hc11/m68hc11.opt: New file.
2737 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2739 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2740 fp_displacement_operand, sp_displacement_operand.
2742 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2744 Remove the prototypes for tst_operand, cmp_operand,
2745 stack_register_operand, d_register_operand,
2746 hard_addr_reg_operand, splitable_operand,
2747 m68hc11_logical_operator, m68hc11_arith_operator,
2748 m68hc11_non_shift_operator, m68hc11_shift_operator,
2749 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2750 non_push_operand, hard_reg_operand, and
2751 reg_or_some_mem_operand.
2752 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2754 (tst_operand, cmp_operand, non_push_operand,
2755 splitable_operand, reg_or_some_mem_operand,
2756 stack_register_operand, d_register_operand,
2757 hard_addr_reg_operand, hard_reg_operand,
2758 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2759 m68hc11_arith_operator, m68hc11_non_shift_operator,
2760 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2762 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2763 * config/m68hc11/m68hc11.md: Include predicates.md.
2764 * config/m68hc11/predicates.md: New.
2766 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2769 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2770 change checked in along with 2005-03-03's patch for debug/20253.
2771 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2772 (remap_decl): Insert type decl in map earlier.
2774 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2776 PR tree-optimization/20640
2777 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2778 post-dominator if it has phi nodes.
2779 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2780 before dead statements.
2782 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2785 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2787 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2789 PR rtl-optimization/20290
2790 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2791 in every iteration if the entry point is the exit test.
2793 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2795 * config/cris/cris.md (attribute "length"): Define.
2797 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2799 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2800 (word_offset_memref_operand): New.
2801 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2802 (indexed_or_indirect_operand): Delete.
2803 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2804 (indexed_or_indirect_operand): Delete.
2806 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2809 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2812 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2813 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2815 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2817 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2819 2005-04-01 Ian Lance Taylor <ian@airs.com>
2821 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2822 (rus, prus): Remove static variables.
2823 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2824 (process_command): Permit report_times and use_pipes together.
2826 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2828 * c-decl.c (validate_proto_after_old_defn): Look at
2829 TYPE_MAIN_VARIANT of argument types.
2831 2005-04-01 Paul Brook <paul@codesourcery.com>
2833 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2834 (arm_output_function_epilogue): Allow call_via_SP.
2835 (thumb_call_via_reg, arm_file_end): Ditto.
2836 * config/arm/arm.h (struct machine_function): Include space for SP.
2837 (thumb_call_via_label): Update declaration.
2839 2005-04-01 Ian Lance Taylor <ian@airs.com>
2841 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2842 doing a peephole optimization, once again put any notes in the
2845 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2847 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2849 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2851 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2852 (block_alloc, find_free_reg): Likewise.
2853 * loop-doloop.c (doloop_modify): Likewise.
2854 * loop-invariant.c (record_use): Likewise.
2855 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2856 get_iv_value, canon_condition, eliminate_implied_condition,
2857 eliminate_implied_condition, simplify_using_initial_values,
2858 shorten_into_mode, canonicalize_iv_subregs,
2859 iv_number_of_iterations): Likewise.
2860 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2861 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2862 unswitch_loop): Likewise.
2863 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2864 move_movables, replace_call_address, find_and_verify_loops,
2865 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2866 record_giv, final_giv_value, general_induction_var,
2867 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2868 loop_giv_dump): Likewise.
2870 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2871 GCOV_CHECK_WRITING): Remove.
2872 (gcov_position, gcov_rewrite): Use gcc_assert.
2873 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2874 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2875 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2878 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2880 * tree-inline.c: Fix a typo.
2882 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2884 * configure.ac (enable-checking): Explicitly set all variables for
2885 collective switch values. Alphabetize variables. Rename
2886 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2888 * doc/install.texi (enable-checking): Update documentation.
2889 * configure: Rebuilt.
2891 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2893 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2896 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2898 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2899 Also reject cases where this pattern will cause load delay stalls
2900 unless optimizing for size and it will produce a shorter sequence.
2901 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2902 variants to avoid pre-adjusting the base when possible.
2904 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2906 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2907 the frame and argument pointers.
2908 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2909 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2910 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2911 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2912 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2913 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2915 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2917 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2918 with entry for selectany attribute.
2919 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2921 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2922 (i386_pe_asm_named_section): Handle sections generated by
2923 selectany attribute.
2924 * doc/extend.texi (selectany): Document attribute.
2926 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2927 Jan Hubicka <jh@suse.cz>
2929 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2930 to fix addresses involving EBP and ESP.
2931 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2932 for SUBREGed registers.
2933 (legitimate_address_p): Accept SUBREGed registers.
2935 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2938 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2939 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2942 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2944 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2946 2005-04-01 James E Wilson <wilson@specifixinc.com>
2949 * dwarf2out.c (rtl_for_decl_init): New function.
2950 (rtl_for_decl_location): Extracted from here.
2951 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2952 add_const_value_attribute. Delete initializer_constant_valid_p call.
2954 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2956 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2957 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2958 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2959 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2960 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2961 config/i386/i386.md, config/rs6000/predicates.md,
2962 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2963 config/s390/s390.c, config/stormy16/stormy16.c,
2964 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2967 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2970 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2971 COND_EXPR and CALL_EXPR.
2973 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2976 * genautomata.c (first_cycle_unit_presence): Check all alternative
2977 states for unit presence.
2979 * doc/md.texi: Remove remark about impossibility to query unit
2980 presence in non nondeterministic automaton state.
2982 * config/ia64/ia64.c (get_template): Change order of unit querying.
2984 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2986 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2989 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2991 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2992 flag for edges outside any loops.
2994 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2996 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2998 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3000 * tree-ssa-alias.c: Follow spelling conventions.
3001 * doc/tree-ssa.texi: Fix a typo.
3003 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3005 * postreload-gcse.c: Include target.h.
3006 (gcse_after_reload_main): Return early if we cannot modify jumps.
3007 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3009 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3011 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3012 expensive operations.
3014 2005-03-31 Ian Lance Taylor <ian@airs.com>
3016 * collect2.c (lderrout): New variable.
3017 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3018 if it is set, to stderr.
3019 (handler): Unlink lderrout if it is set.
3020 (dump_file): Add "to" parameter. Change all callers.
3021 (main): Initialize lderrout.
3022 (collect_execute): Add errname parameter. Change all callers.
3023 Rename redir parameter to outname. Never pass
3024 PEX_STDERR_TO_STDOUT to pex_run.
3025 * collect2.h (collect_execute, dump_file): Update declarations.
3026 * tlink.c (tlink_execute): Add errname parameter. Change all
3028 (do_tlink): Check lderrout as well as ldout.
3030 2005-03-31 Caroline Tice <ctice@apple.com>
3032 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3033 (bb-reorder.o): Add errors.h to list of requirements.
3034 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3035 profiledbootstrap flags.
3036 * bb-reorder.c (errors.h): Add new include.
3037 (struct bbro_basic_block_data_def): Add new field, in_trace.
3038 (add_unlikely_executed_notes): Remove function.
3039 (mark_bb_for_unlikely_executed_section): Remove function.
3040 (insert_section_boundary_note): New function.
3041 (verify_hot_cold_block_grouping): New function.
3042 (push_to_next_round_p): Remove variables and tests that push all
3043 cold blocks to last round.
3044 (find_traces): Remove code that added extra round of trace finding
3045 when doing partitioning.
3046 (find_traces_1_round) : Remove variable last_round; add code to
3047 update new struct field, in_trace; correct trace_length where it was
3048 incorrect before (after call to copy_bb); change code that pushed all
3049 cold blocks to last round. Instead verify that all blocks going into
3050 a trace belong in the same partition.
3051 (connect_traces): Modify to connect the traces in two passes, if the
3052 function contains both hot and cold blocks. The first pass connects
3053 all the traces for blocks in the partition that the first block in
3054 the function belongs to; the second pass connnects all the traces
3055 containing blocks that belong in the other partition.
3056 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3057 code that automatically put the first block in a function into the
3058 hot partition if the function had any hot blocks.
3059 (fix_crossing_unconditional_branches): Check number of succ edges
3060 before attempting to get one.
3061 (fix_edges_for_rarely_executed_code): Update comment describing
3063 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3064 remove call to add_unlikely_executed_notes; add call to
3065 verify_hot_cold_block_grouping.
3066 (duplicate_computed_gotos): Don't change computed goto if it's a
3068 (partition_hot_cold_basic_blocks): Update function comment.
3069 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3071 (try_forward_edges): Likewise.
3072 (merge_blocks_move_predecessor_nojumps): Likewise.
3073 (merge_blocks_move_successor_nojumps): Likewise.
3074 (merge_blocks_move): Likewise.
3075 (try_crossjump_bb): Likewise.
3076 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3077 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3078 notes to cold bb's; remove call to update_unlikely_executed_notes.
3079 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3080 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3081 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3082 function declaration.
3083 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3085 (rtl_can_merge_blocks): Remove redundancy from condition.
3086 (try_redirect_by_replacing_jump): Likewise.
3087 (force_nonfallthru_and_redirect): Remove code for adding
3088 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3089 (commit_one_edge_insertion): Likewise.
3090 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3091 * dbxout.c (FORCE_TEXT): Replace function_section with
3092 current_function_section.
3093 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3094 function, switch_text_section.
3095 (struct xcoff_debug): Likewise.
3096 (dbxout_function_end): Add code to put out label diffs for both
3097 hot and cold sections.
3098 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3099 for new debug_hooks funciton, switch_text_section..
3100 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3101 switch_text_section.
3102 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3103 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3104 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3105 dw_fde_switched_sections.
3106 (output_call_frame_info): Add test to see if function switches text
3107 sections in the middle; if so, use appropriate extra hot and cold
3108 section labels to compute size deltas for the hot and cold sections.
3109 (dwarf2out_begin_prologue): Add code to initialize new fields in
3111 (dwarf2out_switch_text_section): New function (invoked through
3112 debug_hook); updates new fields in dw_fde_struct appropriately and
3113 increments separate_line_info_table_in_use.
3114 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3115 dwarf2out_switch_text_section.
3116 (struct var_loc_node): Add new field, section_label.
3117 (output_aranges): Add code to check whether in hot or cold section and
3118 use the appropriate label in calculating deltas.
3119 (output_ranges): Likewise.
3120 (output_line_info): Add code to check which section we're in and
3121 use appropriate hot/cold label.
3122 (add_location_or_constant_value_attribute): Likewise.
3123 (gen_subprogam_die): Modify arange attributes to use correct labels.
3124 (dwarf2out_begin_block): Change call to function_section into call to
3125 current_function_section.
3126 (dwarf2out_end_block): Likewise.
3127 (dwarf2out_source_line): Likewise.
3128 (dwarf2out_var_location): Add code to check whether in hot or cold
3129 section and use the appropriate label.
3130 * except.c (output_function_exception_table): Change call to
3131 function_section into call to current_function_section.
3132 * final.c (profile_function): Likewise.
3133 (scan_ahead_for_unlikely_executed_note): Remove function.
3134 (final_scan_insn): Remove calls to
3135 scan_ahead_for_unlikely_executed_note, and related code for switching
3136 to cold section, except for the single time
3137 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3138 debug_hooks->switch_text_sections; replace appropriate calls to
3139 function_section with calls to current_function_section.
3140 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3141 test_bb to condition.
3142 (find_if_case_2): Likewise.
3143 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3144 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3145 * opts.c (decode_options): Change warning about hot/cold partitioning
3146 with exceptionss to inform (so as not to cause bootstrap failures);
3147 remove warning about partitioning with DWARF debug info.
3148 * output.h (current_function_section): Add new function decl.
3149 (insert_section_boundary_note): Likewise.
3150 (enum in_section): Move this declaration here from varasm.c.
3151 (unlikely_section_label): Likewise.
3152 (unlikely_text_section_name): Likewise.
3153 (last_text_section_name): New global variable.
3154 (last_text_section): Likewise.
3155 (hot_section_label): Likewise.
3156 (hot_section_end_label): Likewise.
3157 (cold_section_end_label): Likewise.
3158 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3159 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3160 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3161 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3162 insn from consideration.
3163 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3164 switch_text_section.
3165 * varasm.c (basic-block.h): Add new include.
3166 (unlikely_section_label_printed): Remove global variable.
3167 (unlikely_section_label): Make global variable not be static any more.
3168 (unlikely_text_section_name): Likewise.
3169 (hot_section_end_label): New global variable (not static)
3170 (first_function_block_is_cold): Likewise.
3171 (hot_section_label): Likewise.
3172 (cold_section_end_label): Likewise..
3173 (last_text_section): New global variable, not static.
3174 (last_text_section_name): New global variable, not static.
3175 (initialize_cold_section_name): New function.
3176 (enum in_section): Move declaration to output.h.
3177 (text_section): Update last_text_section.
3178 (unlikely_text_section): Replace code to determine cold section name
3179 with call to initialize_cold_section_name; Add code to update
3180 last_text_section; remove code for printing out label.
3181 (named_section_real): Add code to update last_text_section and
3182 last_text_section_name as appropriate.
3183 (function_section): Change test for 'unlikely' to depend on
3184 first_function_block_is_cold (moved old test to
3185 current_function_section).
3186 (current_function_section): New function.
3187 (assemble_start_function): Move code that frees
3188 unlikely_text_section_name; initialize hot_section_end_label;
3189 print hot and cold section labels at the start of the function;
3190 set first_function_block_is_cold, if appropriate; initialize l
3191 ast_text_section; add call to insert_section_boundary_note.
3192 (assemble_end_function): Add code to write out hot and cold section
3194 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3195 switch_text_section.
3196 * config/darwin.c (machopic_select_section): Replace incorrect
3197 function in base_funs; update reloc for cold sections if necessary.
3198 * config/darwin.h (SECTION_FUNCTION): Add code to update
3199 last_text_section if appropriate.
3200 (text_unlikely_section): Remove.
3201 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3202 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3203 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3204 partitioning for this architecture.
3206 2005-03-31 Olivier Hainque <hainque@adacore.com>
3208 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3209 defined and non-zero.
3211 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3214 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3217 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3220 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3221 label operand. Remove (use (unspec..)). Don't emit a label on
3223 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3224 generate inline label for load_toc_v4_PIC_1b.
3225 (rs6000_emit_load_toc_table): Likewise.
3227 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3229 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3230 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3232 2005-03-29 Devang Patel <dpatel@apple.com>
3234 * tree-sra.c (decide_block_copy): Disable scalarization of
3237 2005-03-30 Stuart Hastings <stuart@apple.com>
3238 Dale Johannesen <dalej@apple.com>
3240 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3241 * print-tree.c (print_node): Add case STATEMENT_LIST.
3243 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3245 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3246 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3247 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3248 is given with "powerpc64*" or "all", or when --with-cpu chooses
3251 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3254 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3255 gen_lexical_block_die.
3256 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3258 2005-03-31 Jan Hubicka <jh@suse.cz>
3260 2004-11-02 Jan Hubicka <jh@suse.cz>
3262 * cgraph.c (cgraph_varpool_node_name): New function.
3263 (dump_cgraph_varpool_node): New function.
3264 (dump_varpool): New function.
3265 * cgraphunit.c (cgraph_optimize): Dump varpool.
3267 2004-10-16 Jan Hubicka <jh@suse.cz>
3269 * cgraph.c (decide_is_variable_needed): New function.
3270 (cgraph_varpool_finalize_decl): Use it.
3271 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3273 * final.c (output_addr_const): Do not call mark_referenced.
3274 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3275 always go via cgraph.
3276 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3277 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3278 * tree-optimize.c (execute_inline): Mark functions called.
3279 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3281 2004-10-11 Jan Hubicka <jh@suse.cz>
3283 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3284 (cgraph_varpool_last_needed_node): New static variable.
3285 (enqueue_needed_varpool_node): Break out from ...; add items to the
3286 end of queue; update first pointers.
3287 (cgraph_varpool_mark_needed_node): ... here.
3288 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3289 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3290 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3291 (cgraph_varpool_first_unanalyzed_node): Declare.
3292 * cgraphunit.c: Include output.h.
3293 (cgraph_varpool_analyze_pending_decls): New function.
3294 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3295 for errors, analyze pending decls.
3296 (cgraph_finalize_compilation_unit): Only analyze decls.
3297 (cgraph_optimize): Assemble the decls after expanding.
3299 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3301 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3302 subvars get marked properly in tags for grouping.
3303 (add_pointed_to_var): Mark only actual pointed to
3304 variables/subvars in addresses needed.
3305 (create_overlap_variables_for): Clear call clobbered on original
3307 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3308 addresable vars with subvars into list.
3309 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3312 2005-03-30 Richard Henderson <rth@redhat.com>
3314 * cgraph.h (struct cgraph_node): Add alias.
3315 * varasm.c (assemble_alias): Set it.
3316 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3317 avoid calling cgraph_expand_function.
3319 2005-03-30 Tom Tromey <tromey@redhat.com>
3321 * tree.def (FILE_TYPE): Removed.
3322 * typeclass.h (enum type_class): Removed file_type_class.
3323 * dwarf2out.c (is_base_type): Updated.
3324 (gen_type_die): Likewise.
3325 * dbxout.c (dbxout_type): Updated.
3326 * builtins.c (type_to_class): Updated.
3327 * tree.c (type_contains_placeholder_1): Updated.
3328 * config/sparc/sparc.c (sparc_type_code): Updated.
3329 * config/ia64/ia64.c (hfa_element_mode): Updated.
3330 * expr.c (count_type_elements): Updated.
3331 * stor-layout.c (layout_type): Updated.
3332 * tree-inline.c (remap_type): Updated.
3333 * tree-pretty-print.c (dump_generic_node): Updated.
3335 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3337 * builtins.c (expand_builtin_powi): Fix mode of
3338 2nd argument to match int.
3339 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3340 2nd argument type to int.
3341 * libgcc2.c: Change prototype of __powi* functions to use
3344 2005-03-30 Dale Johannesen <dalej@apple.com>
3347 * calls.c (expand_call): Flush pending deferrals before
3350 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3354 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3355 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3356 c_label_context, label_context_stack): New.
3357 * c-decl.c (define_label): Check for jumps into statement
3358 expressions. Add label to list of defined labels.
3359 (start_function): Push context on label_context_stack.
3360 (finish_function): Pop context from label_context_stack.
3361 * c-typeck.c (label_context_stack): New.
3362 (c_finish_goto_label): Check for jumps into statement
3363 expressions. Add label to list of jumped to labels.
3364 (struct c_switch): Add blocked_stmt_expr.
3365 (c_start_case): Initialize it.
3366 (do_case): Check it.
3367 (c_finish_case): Verify !blocked_stmt_expr.
3368 (c_begin_stmt_expr): Push context on label_context_stack.
3369 Increment blocked_stmt_expr. Mark labels jumped to from outside
3371 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3372 defined in the statement expression and no longer jumpable to.
3373 Mark labels jumped to from just outside the statement expression
3374 as again definable. Pop context from label_context_stack.
3375 * doc/extend.texi (Statement Exprs): Update.
3377 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3380 * c-decl.c (start_function): Check for old_decl being
3383 2005-03-30 Ian Lance Taylor <ian@airs.com>
3385 * final.c (final): Remove prescan parameter. Change all callers.
3386 (final_scan_insn): Remove prescan parameter. Change all callers.
3388 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3390 * tree-vectorizer.c: Fix comment typos.
3392 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3394 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3395 as soon as a chrec_dont_know is detected.
3397 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3399 Merge from csl-arm-branch.
3400 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3402 * tlink.c (recompile_files): Do not assume that "rename" can
3403 overwrite an existing file.
3405 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3407 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3408 * gcc/configure: Regenerate.
3410 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3412 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3414 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3416 * calls.c (struct arg_data): Update "partial" comment.
3417 (load_register_parameters): Update "nregs" comment.
3419 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3421 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3422 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3423 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3424 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3425 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3426 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3427 than target_flags & 0.
3428 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3429 (iq2000_arch, iq2000_parse_cpu): Delete.
3430 (TARGET_HANDLE_OPTION): Override default.
3431 (iq2000_handle_option): New function.
3432 (override_options): Remove -march= and -mcpu= handling.
3433 * config/iq2000/iq2000.opt: New file.
3435 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3437 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3438 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3439 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3440 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3441 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3442 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3443 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3444 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3445 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3446 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3447 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3448 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3449 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3450 (TARGET_OPTIONS): Delete.
3451 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3452 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3453 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3454 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3455 (c4x_cpu_version_string): Delete.
3456 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3457 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3458 equivalent -mcpu= option.
3459 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3460 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3461 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3462 or clearing the appropriate MASK_* bit.
3463 (c4x_file_start): Use c4x_cpu_version.
3464 * config/c4x/c4x.opt: New file.
3466 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3468 * doc/options.texi: Document the new MaskExists flag.
3469 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3470 if the option has the MaskExists flag.
3472 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3474 * opt-functions.awk (flag_set_p, test_flag): New functions.
3475 (switch_flags): Use them.
3476 * opth-gen.awk: Use flag_set_p to check for flags.
3477 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3479 2005-03-30 Ian Lance Taylor <ian@airs.com>
3481 * config.host (i[34567]86-*-mingw32*): Don't set
3482 host_can_use_collect2 to no.
3484 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3487 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3488 Remove convert_memory_address call duplicating that in memory_address.
3490 2005-03-29 Richard Henderson <rth@redhat.com>
3493 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3494 (build_compound_literal): Likewise. Propagate decl type into the
3496 (finish_decl): Likewise. Use new return value from complete_array_type
3497 for zero sized arrays.
3498 (complete_array_type): Move ...
3499 * c-common.c (complete_array_type): ... here. Change first argument
3500 to pointer-to-type-node. Consistently use sizetype for the index
3501 except for zero sized arrays. Detect zero sized arrays for pedantic
3502 mode diagnostics. Create a new type node instead of modifying the
3504 * c-tree.h (complete_array_type): Move decl ...
3505 * c-common.h (complete_array_type): ... here.
3507 2005-03-29 Richard Henderson <rth@redhat.com>
3510 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3512 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3514 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3515 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3516 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3517 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3519 2005-03-29 Eric Christopher <echristo@redhat.com>
3521 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3522 truthvalue conversion removal.
3524 2005-03-29 Ian Lance Taylor <ian@airs.com>
3527 * collect2.c: Never include <vfork.h>.
3528 (VFORK_STRING, vfork): Don't define.
3529 (pid): Remove global variable.
3530 (handler): Call raise instead of kill (getpid(), ...).
3531 (collect_wait): Add pex parameter. Change all callers. Use
3532 pex_get_status rather than pwait.
3533 (do_wait): Add pex parameter. Change all callers.
3534 (collect_execute): Return struct pex_obj * rather than void. Use
3535 pex routines rather than pexecute.
3536 (fork_execute): Get pex_obj from collect_execute, and pass it to
3538 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3539 Only declare quit_handler if SIGQUIT is defined.
3540 (scan_libraries): Likewise.
3541 * collect2.h (collect_execute): Update declaration.
3542 (collect_wait): Update declaration.
3543 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3544 pass it to collect_wait.
3546 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3549 * c-parser.c (c_parser_compound_statement_nostart): Give error
3550 message for EOF instead of just setting parser->error.
3552 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3554 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3555 (slpeel_update_phi_nodes_for_guard1): New function.
3556 (slpeel_update_phi_nodes_for_guard2): New function.
3557 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3558 of slpeel_update_phi_nodes_for_guard.
3559 (vectorize_loops): Remove call to loop_closed_rewrite.
3560 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3563 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3565 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3566 (TARGET_LITTLE_ENDIAN): New macro.
3567 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3568 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3569 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3570 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3571 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3572 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3573 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3574 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3575 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3576 (TARGET_OPTIONS): Delete.
3577 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3578 (CACHE_FLUSH_TRAP): Turn into an integer.
3579 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3580 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3581 -mflush-trap is in use.
3582 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3583 (m32r_cache_flush_trap_string): Delete.
3584 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3585 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3586 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3587 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3588 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3589 -mmodel= and -msdata= handling from...
3590 (m32r_init): ...here.
3591 * config/m32r/m32r.opt: New file.
3593 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3595 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3596 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3597 * tree-vect-analyze.c (vect_object_analysis): additional parm
3598 pass back a "struct ptr_info_def *" with the points-to info.
3599 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3600 statement using info returned from vect_object_analysis.
3601 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3602 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3603 for virtual uses and defs when creating a replacement vector
3604 reference. Call duplicate_ssa_name_ptr_info to define points-to
3605 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3606 (vectorizable_store): copy_virtual_operands and update
3607 definition statements.
3608 (vectorizable_load): copy_virtual_operands. Remove call to
3609 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3610 * tree-vectorizer.c (vectorize_loops): Remove calls to
3611 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3612 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3613 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3614 define macro STMT_VINFO_PTR_INFO for use in accessing.
3615 * tree.h add export of duplicate_ssa_name_ptr_info.
3616 * rs6000.c (altivec_init_builtins): Declare builtin function
3617 __builtin_altivec_mask_for_load to be "const".
3619 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3622 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3623 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3624 assemble_variable on aliases.
3625 * varasm.c (assemble_alias): Set node->alias.
3626 * toplev.c (wrapup_global_declarations): Don't call
3627 rest_of_decl_compilation on aliases again.
3629 2005-03-29 Paul Brook <paul@codesourcery.com>
3631 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3632 * config/arm/arm.c (arm_dbx_register_number): New function.
3633 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3635 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3638 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3639 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3641 2005-03-29 Dale Johannesen <dalej@apple.com>
3643 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3644 $(TREE_H) and $(COVERAGE_H).
3645 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3646 * opts.c (common_handle_option): Enable tree-based value transforms.
3647 * toplev.c (process_options): Ditto.
3648 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3649 refers to references to this type.
3650 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3651 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3652 for may_be_more, may_be_less.
3653 (rtl_gen_pow2_profiler): Adjust.
3654 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3655 (rtl_gen_one_value_profiler): Adjust.
3656 (rtl_gen_const_delta_profiler): Adjust.
3657 * tree-profile.c (tree_gen_interval_profiler): Implement.
3658 (tree_gen_pow2_profiler): Ditto.
3659 (tree_gen_one_value_profiler): Ditto.
3660 (tree_profiling): New.
3661 (pass_tree_profile): Reference it.
3662 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3664 (insn_divmod_values_to_profile): Rename to
3665 rtl_divmod_values_to_profile. Adjust.
3666 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3667 (insn_prefetch_values_to_profile): Adjust.
3668 (rtl_value_profile_transformations): Adjust.
3669 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3670 (gen_mod_pow2): Rename to rtl_mod_pow2.
3671 (gen_mod_subtract): Rename to rtl_mod_subtract.
3672 (divmod_fixed_value_transform): Rename to
3673 rtl_divmod_fixed_value_transform.
3674 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3675 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3676 (rtl_find_values_to_profile): Adjust.
3677 (tree_value_profile_transformations): Implement.
3678 (tree_divmod_values_to_profile): New.
3679 (tree_values_to_profile): New.
3680 (tree_divmod_fixed_value): New.
3681 (tree_mod_pow2): New.
3682 (tree_mod_subtract): New.
3683 (tree_divmod_fixed_value_transform): New.
3684 (tree_mod_pow2_value_transform): New.
3685 (tree_mod_subtract_transform): New.
3686 (tree_find_values_to_profile): Implement.
3687 * profile.c (instrument_values): Free histograms.
3688 (compute_value_histograms): Adjust. Implement tree version.
3690 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3692 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3693 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3694 variable. Output "fldcw" depending on round_mode.
3695 * config/i386/i386.md (UNSPEC_FIST): New.
3696 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3697 New isns patterns to implement lrint and llrint built-ins as x87
3699 (fistdi2, fist<mode>2 splitters): New splitters.
3700 (lrint<mode>2): New expanders.
3702 2005-03-28 Ian Lance Taylor <ian@airs.com>
3704 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3705 0 when calling final_scan_insn.
3707 2005-03-28 Jan Hubicka <jh@suse.cz>
3710 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3713 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3714 types where possible.
3716 2005-03-26 Per Bothner <per@bothner.com>
3718 Make -f[no-]show-column also control non-cpp diagnostics.
3719 * c.opt (fshow-column): Move option from here ...
3720 * common.opt (fshow-column): ... to here.
3721 * diagnostic.c (diagnostic_build_prefix): Only print column number
3722 if flag_show_column.
3724 2005-03-27 Steven Bosscher <stevenb@suse.de>
3726 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3727 vax_output_conditional_branch): New prototypes.
3728 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3729 extracted from vax.md mov and add patterns.
3730 (vax_output_conditional_branch): New function to output conditional
3731 branch instructions.
3732 * vax.md: Use mode macros for arithmetic and mov patterns.
3733 Use code macros for the jump patterns.
3735 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3737 * Makefile.in (libbackend.o): Depend on version files;
3738 add custom generation command.
3740 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3743 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3744 sure that we have a REG before getting its REGNO.
3746 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3748 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3749 * builtins.def (BUILT_IN_STRNDUP): New.
3751 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3753 PR tree-optimization/20470
3754 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3757 2005-03-25 Mike Stump <mrs@apple.com>
3759 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3762 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3764 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3765 Use our own structure definitions.
3767 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3768 (fix_truncdfsi2): Allow registers or memory as destination.
3769 When TARGET_PPC_GFXOPT, generate simplified pattern.
3770 (fix_truncdfsi2_internal): Use define_insn_and_split.
3771 (fix_truncdfsi2_internal_gfxopt): New.
3772 (fctiwz): Don't confuse register allocation by giving it no choices.
3774 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3775 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3776 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3777 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3779 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3781 * dominance.c (free_dominance_info): Speed up by freeing et
3782 data structures without maintaining other nodes.
3783 * et-forest.c (et_free_tree_force): New.
3784 * et-forest.h: Add a prototype for et_free_tree_force.
3786 * tree.c (get_set_constructor_bits,
3787 get_set_constructor_bytes): Remove.
3788 * tree.h: Remove the corresponding prototypes.
3790 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3793 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3794 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3795 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3796 PRE_DEC, NEG and NOT.
3798 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3800 * fold-const.c: Convert uses of fold (build (...)) to
3803 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3805 PR rtl-optimization/20249
3806 * cse.c (insert_regs): Do not record equivalence of registers in
3809 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3811 * emit-rtl.c (reverse_comparison): Remove.
3812 * rtl.h: Remove the corresponding prototype.
3814 2005-03-24 James E Wilson <wilson@specifixinc.com>
3816 * doc/install.texi (--enable-altivec): Delete docs.
3818 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3820 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3821 SFmode and DFmode before reload when
3822 flag_unsafe_math_optimizations not enabled.
3824 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3826 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3828 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3829 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3831 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3833 * configure.ac (enable-checking): Add 'runtime' option.
3834 * doc/install.texi (enable-checking): Document 'runtime' checking.
3835 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3836 * config.in: Regenerated.
3837 * configure: Regenerated.
3839 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3841 * optabs.h (enum optab_index): Remove OTI_llrint.
3842 (llrint_optab): Remove macro.
3843 * optabs.c (init_optabs): Remove llrint_optab initialization.
3844 * genopinit.c (optabs): Remove llrint_optab implementation.
3845 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3848 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3850 PR rtl-optimization/20532
3851 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3852 overflow when adding coefficients for PLUS or MINUS.
3853 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3856 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3858 * langhooks.h (truthvalue_conversion): Remove.
3859 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3860 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3861 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3862 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3863 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3865 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3867 * params.def: Fix a typo.
3868 * config/mips/mips.c: Follow the spelling convensions.
3869 * doc/invoke.texi: Fix typos.
3871 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3873 Fix PR tree-optimization/20601
3875 * tree-ssa-pre.c (insert_aux): Add missing condition to
3878 2005-03-23 Ian Lance Taylor <ian@airs.com>
3880 * final.c (final_scan_insn): Don't remove no-op instructions.
3881 * reload1.c (reload): Remove simple no-op instructions even when
3884 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3886 PR tree-optimization/20501
3887 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3888 reporting that peeling for alignment is applied moved to...
3889 * (vect_analyze_data_refs_alignment): Here.
3891 2005-03-23 Ian Lance Taylor <ian@airs.com>
3893 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3895 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3897 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3898 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3900 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3902 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3903 imply that this is called once, independent of asms in code.
3904 Adjust to now being pased output and input lists. Mention helper
3905 function decl_overlaps_hard_reg_set_p.
3906 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3907 hook_tree_tree_identity and to take three trees, returning third.
3908 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3910 * stmt.c: include hard-reg-set.h before tree.h.
3911 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3912 (decl_conflicts_with_clobbers_p): Call
3913 decl_overlaps_hard_reg_set_p.
3914 (expand_asm_operands): Pass output and input lists in call to
3915 targetm.md_asm_clobbers.
3916 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3917 hook_tree_tree_tree_tree_3rd_identity.
3918 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3920 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3921 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3922 parameters, first two unused.
3923 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3924 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3925 in constraint letters and MOF is not mentioned as a asm-declared
3926 register in neither of the input and output lists.
3928 2005-03-23 DJ Delorie <dj@redhat.com>
3930 * optabs.c (expand_binop): Make sure the first subword's result
3933 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3935 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3936 Call c_common_truthvalue_conversion rather than
3937 lang_hooks.truthvalue_conversion.
3938 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3939 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3941 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3942 c_common_truthvalue_conversion.
3943 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3944 c_parser_conditional_expression, c_parser_binary_expression): Call
3945 c_objc_common_truthvalue_conversion.
3946 * c-typeck.c (build_unary_op): Call
3947 c_objc_common_truthvalue_conversion.
3948 (build_conditional_expr): Do not call
3949 lang_hooks.truthvalue_conversion.
3950 (build_binary_op): Call c_common_truthvalue_conversion.
3951 (c_objc_common_truthvalue_conversion): Moved from
3952 c-objc-common.c. Call default_function_array_conversion instead
3953 of default_conversion.
3955 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3957 * c-common.h (default_conversion): Remove.
3958 (perform_integral_promotions): Add.
3959 * c-tree.h (default_conversion): Add.
3960 * c-typeck.c (perform_integral_promotions): New, split out from
3962 * c-common.c (check_case_value): Use perform_integral_promotions,
3963 not default_conversion.
3964 (c_add_case_label): Don't continue processing case label after
3965 found to be pointer.
3967 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3969 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3970 the prefix list if we have already added a multilib directory
3972 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3975 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3977 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3979 * reload.h: Remove the prototype for indirect_symref_ok.
3981 * reload1.c (indirect_symref_ok): Make it global.
3982 * reload.h: Add a prototype for indirect_symref_ok.
3984 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3986 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3989 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3991 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3993 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3995 * c-opts.c (c_common_parse_file): Only start/end main source file
3996 if debug hooks says the writer wants it.
3997 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3999 (xcoff_debug_hooks): Ditto.
4000 * debug.c (do_nothing_hooks): Ditto.
4001 * debug.h (gcc_debug_hooks): Ditto.
4002 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4003 * sdbout.c (sdb_debug_hooks): Ditto.
4004 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4006 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4008 * doc/extend.texi: Deprecate C++ min/max operators.
4010 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4012 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4013 artificial original candidates.
4015 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4016 Jan Hubicka <jh@suse.cz>
4017 Steven Bosscher <stevenb@suse.de>
4019 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4020 call cost based on argument sizes.
4021 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4023 * params.def: (max-inline-inssn-single): Set to 450.
4024 (max-inline-insns-auto): Set to 90.
4025 (max-inline-insns-recursive): Set to 450
4026 (max-inline-insns-recursive-auto): Set to 450.
4027 (large-function-insns): Set to 2700.
4028 (inline-call-cost): New parameter.
4029 * tree-inline.c (estimate_move_cost): New function.
4030 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4031 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4033 * tree-inline.h (estimate_move_cost): Declare.
4034 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4035 (max-inline-insns-auto): Change default to 90.
4036 (max-inline-insns-recursive): Change default to 450
4037 (max-inline-insns-recursive-auto): Change default to 450.
4038 (large-function-insns): Change default to 2700.
4039 (inline-call-cost): Document new parameter.
4041 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4043 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4044 (TARGET_DEFAULT): Delete.
4045 * config/i860/i860.opt: New file.
4047 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4049 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4050 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4051 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4052 (frv_sched_lookahead): Delete.
4053 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4054 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4055 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4056 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4057 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4058 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4059 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4060 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4061 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4062 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4063 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4064 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4065 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4066 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4067 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4068 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4069 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4070 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4071 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4072 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4073 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4074 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4075 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4076 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4077 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4078 (frv_sched_lookahead): Delete.
4079 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4080 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4081 (frv_handle_option): New function. Move -mcpu= handling from...
4082 (frv_override_options): ...here. Remove handling of other
4084 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4085 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4086 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4087 and TARGET_NO_MULTI_CE.
4088 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4089 !TARGET_VLIW_BRANCH.
4090 * config/frv/frv.opt: New file.
4092 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4094 * fold-const.c (fold_ternary): Take decomposed arguments of
4096 (fold): Update a call to fold_ternary.
4098 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4099 * tree.h: Add corresponding prototypes.
4101 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4104 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4105 between jump table and its label.
4106 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4107 resp. ADDR_DIFF_VEC and the label preceeding it.
4108 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4109 is emitted in the right section.
4111 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4113 * fold-const.c (fold_unary, fold_binary): Update comments
4116 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4118 PR rtl-optimization/20527
4119 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4120 REG_INC note, test that the register also isn't mentioned in PRED
4123 2005-03-22 Ben Elliston <bje@au.ibm.com>
4125 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4128 2005-03-21 Mike Stump <mrs@apple.com>
4130 * varasm.c (default_assemble_visibility): Remove extra ().
4132 2005-03-21 Roger Sayle <roger@eyesopen.com>
4135 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4136 to determine whether a block can be duplicated, rather than test
4137 whether the block contains noncopyable insns ourselves.
4139 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4141 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4144 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4146 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4148 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4150 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4151 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4152 * config/fr30/fr30.opt: New file.
4154 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4156 Fix PR tree-optimization/20542
4158 * tree-flow-inline.h (overlap_subvar): Move to here.
4159 * tree-ssa-operands.c: From here.
4160 * tree-flow.h (overlap_subvar): Declare.
4161 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4162 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4163 for variables with subvars.
4165 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4168 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4169 * modulo-sched.c (const_iteration_count): Return on NULL
4171 (print_node_sched_params): Return on NULL dump_file.
4172 (generate_reg_moves): Handle reg-anti dependencies and disregard
4173 closing branch when generating register moves.
4174 (sms_schedule): Mark the SMSed block dirty.
4175 * passes.c (rest_of_handle_sms): Call update_life_info for all
4177 * testsuite/gcc.dg/20050321-1.c: New test.
4179 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4181 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4182 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4183 movqi_internal): Likewise.
4185 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4187 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4188 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4189 xtensa_b4const): Delete prototypes.
4190 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4191 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4192 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4193 xtensa_extra_constraint): New prototypes.
4194 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4195 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4196 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4197 move_operand, const_float_1_operand, fpmem_offset_operand,
4198 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4199 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4200 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4201 argument type to HOST_WIDE_INT.
4202 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4203 xtensa_mask_immediate): Likewise.
4204 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4205 Likewise. Also make these functions static.
4206 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4207 (xtensa_const_ok_for_letter_p): New.
4208 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4209 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4210 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4211 move_operand, const_float_1_operand, fpmem_offset_operand,
4212 branch_operator, ubranch_operator, boolean_operator): Move to
4214 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4215 (xtensa_mem_offset): Change return type to bool.
4216 (xtensa_extra_constraint): New.
4217 (gen_int_relational): Update type of const_range_p function pointer.
4218 Use xtensa_b4const_or_zero.
4219 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4220 xtensa_const_ok_for_letter_p. Update comments.
4221 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4222 (PREDICATE_CODES): Delete.
4223 * config/xtensa/xtensa.md: Include predicates.md.
4224 * config/xtensa/predicates.md: New file.
4226 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4228 * config/v850/v850-protos.h: Remove the prototypes for
4229 reg_or_int9_operand, reg_or_const_operand,
4230 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4231 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4232 movsi_source_operand, power_of_two_operand,
4233 not_power_of_two_operand, special_symbolref_operand,
4234 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4235 register_is_ok_for_epilogue.
4236 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4237 reg_or_int9_operand, reg_or_const_operand,
4238 call_address_operand, special_symbolref_operand,
4239 movsi_source_operand, power_of_two_operand,
4240 not_power_of_two_operand, register_is_ok_for_epilogue,
4241 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4242 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4244 * config/v850/v850.h (PREDICATE_CODES): Remove.
4245 * config/v850/v850.md: Include predicates.md.
4246 * config/v850/predicates.md: New.
4248 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4250 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4251 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4252 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4253 (itoolsdir, itoolsdatadir): Move definition above new first use.
4254 (install-itoolsdirs): New rule.
4255 (install-mkheaders): Depend on install-itoolsdirs, not
4256 install-include-dir.
4258 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4260 * tree-into-ssa.c: Remove obsolete comments.
4262 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4264 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4265 unrolling if -fpeel-loops is specified, too.
4266 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4267 Remove superfluous check for flag_unroll_loops.
4269 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4271 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4272 (lrint_optab, llrint_optab): Define corresponding macros.
4273 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4274 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4275 pattern and llrint_optab using llrintdi2 patterns.
4276 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4277 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4278 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4279 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4280 flag_unsafe_math_optimizations is set.
4282 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4284 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4285 simplify_logical, if_then_else_cond, known_cond,
4286 simplify_comparison): Adjust calls to reverse_comparison.
4287 Don't use combine_reversed_comparison_code).
4288 (combine_reversed_comparison_code): Remove.
4289 (reversed_comparison): Using reversed_comparison_code, move it...
4290 * jump.c (reversed_comparison): ... here.
4291 * rtl.h (reversed_comparison): Add prototype.
4293 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4295 * builtins.c (fold_builtin): Take decomposed arguments of
4297 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4298 * gimplify.c (gimplify_call_expr): Likewise.
4299 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4300 * tree.h: Update the prototype of fold_builtin.
4302 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4304 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4305 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4306 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4307 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4308 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4310 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4312 * builtins.c (fold_builtin_1): Take decomposed arguments of
4314 (fold_builtin): Update a call to fold_builtin_1.
4316 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4319 * gcov.c (output_lines): Only output function block summary when
4320 outputting branch information.
4321 * doc/gcov.texi: Document format of preamble and additional block
4324 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4326 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4327 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4328 the defaults false if BITS_PER_UNIT != 8.
4329 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4330 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4331 than BITS_PER_UNIT != 8.
4332 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4333 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4334 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4336 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4337 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4339 2005-03-20 Roger Sayle <roger@eyesopen.com>
4342 * fold-const.c (fold_binary): Fix type mismatch between
4343 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4344 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4345 for non-truth-valued expressions.
4347 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4348 and FUNCTION_DECL in the main switch.
4349 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4350 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4351 we also need to convert their operands to match.
4352 <TRUTH_NOT_EXPR>: Likewise.
4354 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4356 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4357 diagnostic without checking whether an lvalue.
4358 * c-common.h (lvalue_p): Remove.
4359 (enum lvalue_use): Update comment.
4360 (lvalue_or_else): Replace by lvalue_error.
4361 * c-typeck.c (lvalue_p): Make static.
4362 (lvalue_or_else): New. Call lvalue_error.
4364 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4366 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4367 (function_arg_advance): Use rs6000_parm_start.
4368 (function_arg, rs6000_arg_partial_bytes): Likewise.
4370 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4372 * c-common.c (check_case_value): Adjust comment about stripping
4374 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4375 * c-typeck.c (default_conversion, convert_arguments,
4376 build_modify_expr, convert_for_assignment, store_init_value,
4377 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4378 manually. Remove inaccurate comments.
4380 2005-03-20 Roger Sayle <roger@eyesopen.com>
4381 Joseph S. Myers <joseph@codesourcery.com>
4383 * varasm.c (do_assemble_alias): Restore comment describing function.
4384 Annotate the target parameter as potentially unused.
4386 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4389 * config/avr/avr.c (avr_output_function_prologue): Do not use
4390 current_function_name() in a label, use a local label instead.
4392 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4394 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4395 flag_finite_math_only, not flag_unsafe_math_optimizations.
4397 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4399 * builtins.c (fold_builtin_1): Update a call to
4400 targetm.fold_builtin.
4401 * hooks.c (hook_tree_tree_bool_null): Rename to
4402 hook_tree_tree_tree_bool_null. Take one more argument of type
4404 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4405 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4406 hook_tree_tree_tree_bool_null.
4407 * target.h (gcc_target): Update the prototype of fold_builtin.
4408 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4409 arguments of CALL_EXPR.
4410 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4413 2005-03-20 Jan Hubicka <jh@suse.cz>
4415 * cgraph.h (cgraph_node): Add prev_clone pointer.
4416 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4417 (cgraph_clone_node): Produce doubly linked chain.
4419 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4421 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4422 get_nonnull_operand, handle_sentinel_attribute,
4423 check_function_arguments_recurse): Do not strip NOPS from
4425 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4427 * c-format.c (get_constant): Likewise.
4428 * c-parser.c (c_parser_postfix_expression): Likewise.
4429 * c-typeck.c (set_init_index): Likewise.
4430 (convert_arguments): Don't check for NOP_EXPR containing integer
4433 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4435 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4436 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4437 Take decomposed arguments of CALL_EXPR.
4438 (fold_builtin_1): Update calls to the functions mentioned
4441 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4443 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4444 width to have integer type.
4445 (build_enumerator): Require enumerator value to have integer type.
4447 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4449 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4452 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4454 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4455 std=iso9899:199x): Correct descriptions.
4457 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4459 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4462 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4464 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4466 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4467 fold_builtin_memcpy.
4469 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4470 arguments of CALL_EXPR.
4471 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4472 fold_builtin_found, fold_builtin_1): Update calls to
4473 fold_trunc_transparent_mathfn.
4475 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4478 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4479 function pointers on targets that require function pointer
4481 (fold_sign_changed_comparison): Likewise.
4483 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4485 * combine.c (try_combine): When changing the mode of a hard reg, make
4486 sure that doing so is valid.
4488 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4490 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4491 (TARGET_HANDLE_OPTION): Override default.
4492 (avr_handle_option): New function.
4493 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4494 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4495 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4496 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4497 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4498 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4499 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4500 (TARGET_OPTIONS): Delete.
4501 * config/avr/avr.opt: New file.
4503 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4505 * config/m32r/m32r-protos.h: Remove the prototypes for
4506 call_address_operand, symbolic_operand, seth_add3_operand,
4507 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4508 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4509 two_insn_const_operand, move_src_operand,
4510 move_double_src_operand, move_dest_operand,
4511 eqne_comparison_operator, signed_comparison_operator,
4512 large_insn_p, conditional_move_operand, carry_compare_operand,
4513 m32r_block_immediate_operand, extend_operand,
4514 reg_or_eq_int16_operand, int8_operand, and
4515 reg_or_zero_operand.
4516 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4517 seth_add3_operand, int8_operand, cmp_int16_operand,
4518 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4519 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4520 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4521 move_double_src_operand, move_dest_operand,
4522 eqne_comparison_operator, signed_comparison_operator,
4523 extend_operand, small_insn_p, large_insn_p,
4524 conditional_move_operand, carry_compare_operand,
4525 m32r_block_immediate_operand): Move to predicates.md.
4526 (MAX_MOVE_BYTES): Move to m32r.h.
4527 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4528 * config/m32r/m32r.md: Include predicates.md.
4529 * config/m32r/predicates.md: New.
4531 2005-03-18 James E Wilson <wilson@specifixinc.com>
4534 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4537 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4539 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4540 call_address_operand, const_8bit_operand.
4541 * config/mn10300/mn10300.c (call_address_operand,
4542 const_8bit_operand, const_1f_operand): Move to predicates.md.
4543 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4544 * config/mn10300/mn10300.md: Include predicates.md.
4545 * config/mn10300/predicates.md: New.
4547 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4549 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4550 declarations in diagnostics and %E for identifiers, not %s.
4552 2005-03-18 Jan Hubicka <jh@suse.cz>
4553 Dale Johannesen <dalej@apple.com>
4555 * basic-block.h (scale_bbs_frequencies_int,
4556 scale_bbs_frequencies_gcov_type): Declare.
4557 * cfg.c (RDIV): New macro.
4558 (update_bb_frequency_for_threading): Fix.
4559 * basic-block.h (scale_bbs_frequencies_int,
4560 scale_bbs_frequencies_gcov_type): New.
4561 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4562 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4563 scale_bbs_frequencies_int.
4564 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4566 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4568 * config/m32r/m32r-protos.h: Remove the prototypes for
4569 call_address_operand, symbolic_operand, seth_add3_operand,
4570 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4571 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4572 two_insn_const_operand, move_src_operand,
4573 move_double_src_operand, move_dest_operand,
4574 eqne_comparison_operator, signed_comparison_operator,
4575 large_insn_p, conditional_move_operand, carry_compare_operand,
4576 m32r_block_immediate_operand, extend_operand,
4577 reg_or_eq_int16_operand, int8_operand, and
4578 reg_or_zero_operand.
4579 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4580 seth_add3_operand, int8_operand, cmp_int16_operand,
4581 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4582 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4583 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4584 move_double_src_operand, move_dest_operand,
4585 eqne_comparison_operator, signed_comparison_operator,
4586 extend_operand, small_insn_p, large_insn_p,
4587 conditional_move_operand, carry_compare_operand,
4588 m32r_block_immediate_operand): Move to predicates.md.
4589 (MAX_MOVE_BYTES): Move to m32r.h.
4590 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4591 * config/m32r/m32r.md: Include predicates.md.
4592 * config/m32r/predicates.md: New.
4594 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4596 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4597 symbolic_operand, symbolic_memory_operand,
4598 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4599 indexed_memory_operand, move_dest_operand, move_src_operand,
4600 prefetch_cc_operand, prefetch_nocc_operand,
4601 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4602 arith_operand, arith11_operand, pre_cint_operand,
4603 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4604 ireg_operand, int5_operand, uint5_operand, int11_operand,
4605 uint32_operand, arith5_operand, and_operand, ior_operand,
4606 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4607 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4608 shadd_operand, movb_comparison_operator,
4609 cmpib_comparison_operator): Move to predicates.md.
4610 (magic_milli, shadd_constant_p): Make it extern.
4611 * config/pa/pa.h (PREDICATE_CODES): Remove.
4612 * config/pa/pa.md: Include predicates.md.
4613 * config/pa/predicates.md: New.
4615 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4618 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4620 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4621 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4622 config/alpha/freebsd.h, config/alpha/linux.h,
4623 config/alpha/netbsd.h, config/alpha/osf5.h,
4624 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4625 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4626 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4627 doc/cppopts.texi: Update copyright.
4629 2005-03-18 Jan Hubicka <jh@suse.cz>
4632 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4634 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4637 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4639 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4642 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4644 * combine.c (gen_binary): Remove.
4645 (known_cond, simplify_shift_const, find_split_point,
4646 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4647 simplify_logical, expand_field_assignment, extract_left_shift,
4648 force_to_mode, if_then_else_cond, apply_distributive_law,
4649 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4650 simplify_comparison, reversed_comparison): Replace with
4651 simplify_gen_binary, simplify_gen_relational or
4652 distribute_and_simplify_rtx.
4653 (distribute_and_simplify_rtx): New function.
4655 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4656 Paolo Bonzini <gcc.gnu.org>
4658 * calls.c (setjmp_call_p, special_function_p): Update comments
4659 at the head of the functions.
4661 2005-03-18 Jan Hubicka <jh@suse.cz>
4663 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4665 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4666 function body should be released; do not proactively release function
4667 bodies in non-unit-at-a-time mode.
4669 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4671 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4672 mno-fp-ret-in-387 multilib variants.
4674 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4676 * common.opt (m): Remove.
4677 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4679 (common_handle_option): Remove OPT_m case.
4681 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4683 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4685 (fold_builtin_1): Update a call to fold_builtin_bitop.
4687 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4689 (fold_builtin_1): Update a call to fold_builtin_signbit.
4691 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4693 PR tree-optimization/20474
4694 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4695 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4697 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4699 * config/h8300/h8300-protos.h: Remove prototypes for
4700 general_operand_src, general_operand_dst, single_one_operand,
4701 single_zero_operand, call_insn_operand,
4702 two_insn_adds_subs_operand, small_call_insn_operand,
4703 jump_address_operand, bit_operand, bit_memory_operand,
4704 stack_pointer_operand, const_int_gt_2_operand,
4705 const_int_ge_8_operand, const_int_qi_operand,
4706 const_int_hi_operand, incdec_operand, bit_operator,
4707 nshift_operator, eqne_operator, gtle_operator,
4708 gtuleu_operator, iorxor_operator.
4709 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4710 h8300_ldm_stm_parallel.
4711 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4713 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4714 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4715 (h8300_ldm_stm_parallel): Make it extern.
4716 (h8300_ldm_parallel, h8300_stm_parallel,
4717 h8300_return_parallel, general_operand_src,
4718 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4719 nibble_operand, reg_or_nibble_operand, single_one_operand,
4720 single_zero_operand, call_insn_operand,
4721 two_insn_adds_subs_operand, small_call_insn_operand,
4722 jump_address_operand, bit_operand, bit_memory_operand,
4723 stack_pointer_operand, const_int_gt_2_operand,
4724 const_int_ge_8_operand, const_int_qi_operand,
4725 const_int_hi_operand, incdec_operand, eqne_operator,
4726 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4727 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4728 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4729 nshift_operator): Move to predicates.md.
4730 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4731 * config/h8300/h8300.md: Include predicates.md.
4732 * config/h8300/predicates.md: New.
4734 2005-03-17 Richard Henderson <rth@redhat.com>
4736 * config.gcc (ia64*-*-hpux*): Add extra_options.
4737 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4738 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4739 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4740 (ia64_tls_size_string, ia64_tune_string): Remove.
4741 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4742 (TARGET_DEFAULT_TARGET_FLAGS): New.
4743 (TARGET_HANDLE_OPTION): New.
4744 (ia64_override_options): Move options parsing ...
4745 (ia64_handle_option): ... here. New.
4746 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4747 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4748 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4749 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4750 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4751 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4752 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4753 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4754 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4755 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4756 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4757 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4758 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4759 TARGET_EARLY_STOP_BITS): Remove.
4760 (TARGET_ILP32): Default false.
4761 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4762 (enum ia64_inline_type): New.
4763 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4764 * config/ia64/ia64.md: Update for new definitions of
4765 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4766 * config/ia64/ia64.opt: New file.
4767 * config/ia64/ilp32.opt: New file.
4769 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4772 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4774 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4776 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4777 instead of MASK_H8300S.
4778 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4779 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4780 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4781 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4782 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4783 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4784 TARGET_SWITCHES): Remove.
4785 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4787 * config/h8300/h8300.opt: New.
4789 * config/alpha/alpha.opt, config/arc/arc.opt,
4790 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4793 2005-03-17 Ian Lance Taylor <ian@airs.com>
4797 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4799 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4800 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4801 (TARGET_HANDLE_OPTION): Override default.
4802 (arc_handle_option): New function.
4803 (arc_init): Remove code to set arch_cpu_string.
4804 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4805 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4806 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4807 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4808 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4809 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4810 (arc_rodata_string, TARGET_OPTIONS): Delete.
4811 * config/arc/arc.opt: New file.
4813 2005-03-17 Richard Henderson <rth@redhat.com>
4815 * doc/extend.texi (Weak Pragmas): New section.
4816 (attribute alias): Clarify that target must be in the same
4819 2005-03-17 Richard Henderson <rth@redhat.com>
4821 * config/alpha/alpha.opt: New file.
4822 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4824 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4825 alpha_fprm_string, alpha_fptm_string): Make static.
4826 (alpha_tls_size_string): Remove.
4827 (alpha_handle_option): New.
4828 (override_options): Update for alpha_cpu/alpha_tune split.
4829 (alpha_file_start): Likewise.
4830 (TARGET_DEFAULT_TARGET_FLAGS): New.
4831 (TARGET_HANDLE_OPTION): New.
4832 * config/alpha/alpha.h (alpha_tune): Declare.
4833 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4834 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4835 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4836 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4837 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4838 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4839 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4840 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4841 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4842 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4843 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4844 (TARGET_DEFAULT): Remove MASK_FP.
4845 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4846 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4847 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4848 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4849 alpha_tls_size_string): Remove.
4850 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4851 (attribute tune): Rename from attribute cpu.
4852 * config/alpha/ev4.md: Update to match.
4853 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4854 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4855 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4856 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4857 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4858 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4860 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4862 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4863 and return without creating new state if before_nops_num is nonzero.
4864 * config/ia64/ia64.md (first_insn): New attribute.
4865 (alloc): Set it to yes.
4867 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4869 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4870 STMT_VINFO_SUBVARS to NULL.
4871 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4873 2005-03-16 Dale Johannesen <dalej@apple.com>
4875 * rtlanal.c (find_first_parameter_load): Rewrite to
4876 return actual first param load or the call if none,
4877 instead of first in block, when not all loads exist.
4879 2005-03-16 Roger Sayle <roger@eyesopen.com>
4881 * optabs.c (expand_copysign_absneg): Make static.
4882 * optabs.h (expand_copysign_absneg): Delete prototype.
4883 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4885 2005-03-16 Richard Henderson <rth@redhat.com>
4888 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4889 (alias_pairs): Rename from output_defs.
4890 (find_decl_and_mark_needed): Split out from assemble_alias.
4891 (do_assemble_alias): New.
4892 (assemble_output_def): Remove.
4893 (finish_aliases_1, finish_aliases_2): New.
4894 (process_pending_assemble_output_defs): Remove.
4895 (assemble_alias): Defer aliases for which we don't yet have a
4896 non-external decl for the target symbol.
4897 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4898 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4899 * toplev.c (compile_file): Use finish_aliases_2 instead of
4900 process_pending_assemble_output_defs.
4901 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4902 (process_pending_assemble_output_defs): Remove.
4904 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4906 Fix PR tree-optimization/20489
4908 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4909 for empty structures.
4911 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4913 Fix PR tree-optimization/20490
4915 * tree-ssa-pre.c (create_expression_by_pieces): Use
4916 force_gimple_operand on result of fold.
4918 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4920 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4921 of closing parenthesis.
4923 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4925 * builtins.c (expand_movstr): Update a call to
4926 fold_builtin_strcpy.
4927 (expand_builtin_strncpy): Update a call to
4928 fold_builtin_strncpy.
4929 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4930 arguments of CALL_EXPR.
4931 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4932 fold_builtin_strncpy.
4933 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4934 * tree.h: Update the prototypes of fold_builtin_strcpy and
4935 fold_builtin_strncpy.
4937 2005-03-16 Steven Bosscher <stevenb@suse.de>
4938 Dorit Naishlos <dorit@il.ibm.com>
4940 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4941 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4944 2005-03-16 Steven Bosscher <stevenb@suse.de>
4946 * tree-inline.c (walk_type_fields, walk_tree,
4947 walk_tree_without_duplicates): Move from here...
4948 * tree.c: ...to here.
4950 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4952 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4953 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4954 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4955 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4956 (version): Define using $(BASEVER_c).
4957 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4959 (version.o): Depend on version files; add custom generation command.
4960 (prefix.o): Define BASEVER on command line.
4961 (s-iov): Depend on version files; adjust command.
4962 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4964 (gcc-vers.texi): New rule.
4965 (doc/%.info, doc/%.dvi): Add -I . to command line.
4966 (doc/gccinstall.dvi): Likewise.
4967 (PACKAGE): Delete. All uses replaced with "gcc".
4968 * aclocal.m4: Do not include gcc-version.m4.
4969 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4970 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4971 Set is_release based on contents of DEV-PHASE.
4972 Set gcc_version based on contents of BASE-VER.
4973 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4974 * config.in, configure: Regenerate.
4975 * gccbug.in: Determine version of GCC in use at runtime.
4976 * gcov-iov.c: Get version number and development phase from
4977 command line, not by including version.c.
4978 * intl.c: Replace all uses of PACKAGE with "gcc".
4979 * libada-mk.in: Delete unused "gcc_version" variable.
4980 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4981 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4982 commentary to match.
4983 (version_string): Put together from pieces.
4984 * config/alpha/x-vms: Do not use $(gcc_version).
4985 * config/i386/t-nwld: Likewise.
4986 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4987 version-GCC and DEVELOPMENT.
4989 2005-03-15 Roger Sayle <roger@eyesopen.com>
4991 PR tree-optimization/17454
4992 * tree.c (tree_size): Add case for TREE_BINFO.
4993 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4994 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4996 2005-03-15 Roger Sayle <roger@eyesopen.com>
4998 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4999 op1 whilst expanding the signed widenening multiply variant.
5001 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5003 * toplev.c (display_target_options): Avoid unused variable warning if
5004 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5005 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5006 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5007 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5008 (mips_isa_info): New variable.
5009 (mips_parse_cpu): Remove the first argument and leave the caller
5011 (TARGET_HANDLE_OPTION): Override default.
5012 (mips_handle_option): New function. Move option validation code from...
5013 (override_options): ...here. Update calls to mips_parse_cpu.
5014 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5015 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5016 (SUBTARGET_TARGET_OPTIONS): Delete.
5017 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5018 (mno-flush-func, mtune=): New options.
5020 2005-03-15 Roger Sayle <roger@eyesopen.com>
5021 Richard Henderson <rth@redhat.com>
5023 * real.c (c4x_single_format, c4x_extended_format): Provide values
5024 for signbit_ro for c4x's single and extended floating point formats.
5025 * optabs.c (expand_copysign): Use the floating point format's
5026 signbit_ro for expanding via expand_copysign_absneg, and it's
5027 signbit_rw field for expanding via expand_copysign_bit.
5029 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5031 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5032 known_alignment_for_access_p.
5033 (known_alignment_for_access_p): New.
5034 (do_peeling_for_alignment): Field made int instead of bool and renamed
5035 to peeling_for_alignment.
5036 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5037 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5038 functionality used to be in vect_analyze_operations.
5039 (vect_analyze_operations): Code to determine vectorization factor was
5040 moved to vect_determine_vectorization_factor.
5041 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5042 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5044 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5045 be part of vect_analyze_operations).
5046 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5047 creating the guard condition, as the number of iterations may be
5049 (slpeel_tree_peel_loop_to_edge): Use new name of
5050 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5051 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5052 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5053 (vect_do_peeling_for_alignment): Use fold.
5054 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5056 (vect_update_inits_of_dr): Renamed to
5057 vect_update_init_of_dr.
5058 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5059 (vectorizable_store): Fix assertion to use == instead of =.
5061 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5063 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5064 call_used_regs for wCG registers.
5066 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5068 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5069 for non-offsettable memory references to cope with outstanding reload
5070 replacements, take 2.
5072 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5075 * config/i386/i386.h (x86_fisttp): New.
5076 (TARGET_FISTTP): New macro.
5077 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5078 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5079 instruction when fisttp flag is set.
5080 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5082 * config/i386/i386.md (type attribute): Add fisttp.
5083 (unit attribute): Set to i387 for fisttp type.
5084 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5085 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5087 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5088 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5090 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5091 patterns for TARGET_FISTTP. Enable patterns for
5092 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5093 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5094 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5095 implement fisttp x87 insn.
5096 (fix_trunc*_i387_fisttp splitters): New patterns.
5097 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5098 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5099 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5101 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5102 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5103 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5104 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5105 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5106 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5107 Disable patterns for TARGET_FISTTP.
5108 (fix_trunc*_i387 splitters): Implement usign mode macros.
5109 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5110 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5111 (fix_trunx*_sse peephole2s): Implement using mode macros.
5113 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5115 PR rtl-optimization/20291
5116 * combine.c (try_combine): If splitting fails, re-try with
5117 original combined pattern, i.e. before clobber stripping.
5119 2005-03-14 Eric Christopher <echristo@redhat.com>
5121 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5122 STACK_GROWS_DOWNWARD.
5124 2005-03-14 Roger Sayle <roger@eyesopen.com>
5126 * real.h (struct real_format): Split the signbit field into two
5127 two fields, signbit_ro and signbit_rw.
5128 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5129 mips_double_format, ieee_extended_motorola_format,
5130 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5131 ieee_extended_intel_128_format, ibm_extended_format,
5132 mips_extended_format, ieee_quad_format, mips_quad_format,
5133 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5134 i370_double_format, c4x_single_format, c4x_extended_format,
5135 real_internal_format): Update initializers for new field.
5136 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5137 real_format structure.
5138 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5139 field of the real_format structure.
5141 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5143 Fix PR tree-optimization/20458
5145 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5146 DECL_EXTERNAL on STRUCT_FIELD tags.
5147 (clear_call_clobbered): Ditto.
5148 * tree-ssa-operands.c (note_addressable): Make sure the original
5149 variable doesn't slip into the addressable list if we have
5151 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5154 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5156 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5157 (-fwide-exec-charset): Likewise.
5158 (-finput-charset): Likewise.
5159 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5160 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5161 * c.opt (Wnormalized): New.
5163 2005-03-14 Devang Patel <dpatel@apple.com>
5165 * doc/invoke.texi: Add reference to Visibility document.
5167 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5169 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5170 MASK_SPLIT_ADDRESSES.
5171 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5172 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5173 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5174 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5175 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5176 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5177 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5178 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5179 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5180 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5181 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5182 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5183 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5184 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5185 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5186 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5187 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5188 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5189 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5190 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5191 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5192 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5193 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5194 (TARGET_EXPLICIT_RELOCS): Delete.
5195 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5196 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5197 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5198 (override_options): Set MASK_LONG64 if -mint64 is given and no
5199 -mlongXX option is. Complain about -mint64 -mlong32.
5200 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5201 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5202 * config/mips/mips.opt: New file.
5204 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5206 * config.gcc (extra_options): New variable for listing option files.
5207 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5208 * configure.ac (extra_opt_files): New AC_SUBST variable.
5209 (tm_file_list, tm_include_list): Include options.h first.
5210 * configure: Regenerate.
5211 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5212 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5213 (s-options-h): New rule.
5214 (options.h): Depend on it.
5215 (TEXI_GCCINT_FILES): Add options.texi.
5216 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5217 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5218 * target.h (gcc_target): Add default_target_flags and handle_option.
5219 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5220 (TARGET_HANDLE_OPTION): New macros.
5221 (TARGET_INITIALIZER): Include them.
5222 * opt-functions.awk (opt_args, nth_arg): New functions.
5223 (switch_flags): Handle the "Target" flag.
5225 (var_name): Use opt_args and nth_arg.
5226 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5227 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5228 macros for the "Mask" and "InverseMask" options.
5229 * opts.h (cl_var_cond): New enum.
5230 (cl_option): Replace the "has_set_value" and "set_value" fields with
5231 "var_cond" and "var_value".
5232 (CL_TARGET): New macro.
5233 (option_enabled, print_filtered_help): Declare.
5234 (decode_options): Move definition.
5235 * opts.c (handle_option): Search for the original option before
5236 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5237 var_cond and var_value fields. Use targetm.handle_option to handle
5239 (decode_options): Set target_flags to targetm.default_target_flags.
5240 (print_filtered_help): Make global. Handle CL_TARGET.
5241 (option_enabled): New function.
5242 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5243 (display_target_options, set_target_switch, print_switch_values)
5244 (default_pch_valid_p): Guard uses of target_switches with
5245 #ifdef TARGET_SWITCHES. Also...
5246 (display_target_options): Display the CL_TARGET entries in cl_options.
5247 (set_target_option): Don't complain about the "" option when
5248 TARGET_SWITCHES is undefined.
5249 (print_switch_values): Use option_enabled.
5250 (default_pch_valid_p): Check cl_options[] when looking for something
5251 that has changed the value of target_flags.
5252 * c.opt: Remove documentation from top of file.
5253 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5254 * doc/sourecebuild.texi: Refer to the new options documentation
5255 instead of c.opt. Document machine-specific .opt files.
5256 * doc/tm.texi (target_flags): Say that this variable is declared
5258 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5259 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5261 * doc/options.texi: New file.
5263 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5266 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5269 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5272 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5273 temporary variable of pointer type if an lvalues is required.
5274 (gimplify_modify_expr_rhs): Request an rvalue from it.
5275 (gimplify_expr): Pass fallback on.
5277 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5279 * cfgbuild.c: Update comments.
5281 2005-03-14 Roger Sayle <roger@eyesopen.com>
5283 PR rtl-optimization/17236
5284 * optabs.c (expand_doubleword_mult): New helper function split out
5285 from expand_binop. Permute the order in which instructions are
5286 emitted to minimize the number of simultaneously live registers.
5287 (expand_binop): Call expand_doubleword_mult to synthesize a double
5288 word multiplication.
5290 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5292 * basic-block.h: Update the prototypes of cached_make_edge and
5294 * cfg.c (cached_make_edge): Take edge_cache representing one
5295 row of the adjacency matrix of edges.
5296 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5297 (make_edges): Initialize edge_cache to represent one row of
5298 the adjacency matrix of edges.
5300 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5302 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5304 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5305 Remove unused removed_phis variable.
5306 (conditional_replacement): Use build1/build2.
5307 (abs_replacement): Use last_and_only_stmt and build1/build2.
5309 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5311 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5312 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5313 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5314 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5315 * c-common.c (handle_novops_attribute): New function.
5316 (c_common_attribute_table): Add "no vops" entry.
5317 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5318 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5319 * tree-ssa-operands.c (get_call_expr_operands): Do not
5320 create virtual operands for calls with ECF_NOVOPS flag.
5321 * tree.h (DECL_IS_NOVOPS): New macro.
5322 (struct tree_decl): Add novops_flag.
5323 (ECF_NOVOPS): New constant.
5325 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5328 * config/i386/i386.c (x86_use_himode_fiop): New.
5329 (x86_use_simode_fiop): Rename from x86_use_fiop.
5330 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5331 (TARGET_USE_HIMODE_FIOP): New.
5332 (x86_use_simode_fiop): Rename from x86_use_fiop.
5333 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5335 * config/i386/i386.md (X87MODEI12): New mode macro define.
5336 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5337 to implement x87 FP compare with HImode input operands.
5338 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5339 Use X87MODEI12 mode macro to handle HImode input operands.
5340 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5341 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5342 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5343 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5344 macro to implement x87 operators with HImode input operands.
5345 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5348 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5350 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5352 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5353 constants invariant.
5355 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5357 * basic-block.h (BB_VISITED): Removed.
5358 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5360 2005-03-14 Falk Hueffner <falk@debian.org>
5363 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5365 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5367 * ggc-zone.c: Fix comment typos.
5369 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5370 stringpool.c, config/mips/mips-protos.h: Update copyright.
5372 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5374 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5375 throughout with its typedef, "rtx".
5376 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5377 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5378 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5379 regs in comment to match code.
5381 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5383 * except.c (check_handled): Make it static.
5384 * except.h: Remove the corresponding prototype.
5386 * function.c (get_func_frame_size): Make it static.
5387 * function.h: Remove the corresponding type.
5389 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5391 * hard-reg-set.h: Remove the corresponding declarations.
5393 * tree-cfg.c (verify_stmts): Check that
5394 bb_for_stmt (stmt) == bb for every PHI node and statement.
5396 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5398 * config.gcc: Remove excess indentation.
5399 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5401 2005-03-13 Roger Sayle <roger@eyesopen.com>
5404 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5405 * fold-const.c (fold_sign_changed_comparison): Likewise.
5406 (fold_binary): Optimize comparisons against widened operands if
5407 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5409 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5411 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5412 (sparc_override_options): Initialize it.
5413 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5415 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5417 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5418 (reg_or_none500mem_operand): New predicate.
5419 (zero_reg_mem_operand): New predicate.
5420 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5421 to reg_or_none500mem_operand.
5422 (extendsfdf2_fpr): Add MEM alternative.
5423 (extenddftf2_internal): Change operand2 predicate to
5424 zero_reg_mem_operand.
5426 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5428 * ggc-zone.c: Rewritten.
5430 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5432 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5433 * config.in: Regenerated.
5434 * configure: Regenerated.
5435 * gengtype.c (write_types_process_field, write_func_for_structure):
5436 Pass new argument to gt_pch_note_object.
5437 * ggc-common.c (struct ptr_data): Add TYPE.
5438 (gt_pch_note_object): Take TYPE argument and save it.
5439 (call_count): Update call to ggc_pch_count_object.
5440 (call_alloc): Update call to ggc_pch_alloc_object.
5441 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5443 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5444 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5445 (ggc_alloc_zone_stat): Delete.
5446 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5447 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5448 (ggc_pch_alloc_object): Update prototypes.
5449 (garbage_zone): Delete.
5450 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5451 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5453 (tree_id_zone): New variable.
5454 (ggc_alloc_cleared_zone): Remove unused.
5455 (ggc_alloc_zone): Define.
5456 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5457 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5458 ggc_alloc_zone_stat.
5459 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5460 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5461 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5462 (make_node_stat): Likewise. Use tree_id_zone.
5464 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5465 Joseph S. Myers <joseph@codesourcery.com>
5467 * configure.ac: Check for MIPS TLS.
5468 * configure: Regenerated.
5469 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5470 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5471 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5472 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5473 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5474 (mips_classify_symbol, mips_symbolic_constant_p)
5475 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5476 (mips_tls_operand_p, mips_call_tls_get_addr)
5477 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5478 (mips_tls_symbol_ref_1): New functions.
5479 (mips_legitimize_address, mips_legitimize_const_move): Call
5480 mips_legitimize_tls_address.
5481 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5483 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5484 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5485 (mips_char_to_class): Document V1_REG.
5486 (HAVE_AS_TLS): Provide default.
5487 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5489 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5491 (tls_get_tp_<mode>): New instruction.
5493 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5495 * configure.ac: Update checks for target tools.
5496 * configure: Regenerated.
5498 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5500 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5502 2005-03-13 Roger Sayle <roger@eyesopen.com>
5504 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5505 more classes of DImode multiplication by constant. Allow both
5506 multiplication by small negative constants (by performing a
5507 multiplication by a positive constant and negating the result) and
5508 multiplications by large powers of two, by using a left shift.
5510 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5512 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5513 of basic blocks into work_stack.
5515 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5516 config/mips/vr.h: Update copyright.
5518 * c-decl.c (c_init_decl_processing): Remove useless calls to
5519 build_function_type.
5521 * builtins.c (fold_trunc_transparent_mathfn,
5522 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5523 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5524 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5525 fold_builtin_strcpy, fold_builtin_strncpy,
5526 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5529 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5532 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5533 variable determinant.
5535 * tree-cfg.c (group_case_labels): Remove local variable type.
5537 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5540 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5543 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5546 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5547 (*movmemqi_insn): Delete.
5548 (*movmemhi): Delete.
5550 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5552 * builtins.c (fold_builtin_classify): Take decomposed
5553 arguments of CALL_EXPR.
5554 (fold_builtin_1): Update a call to fold_builtin_classify.
5556 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5559 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5560 through into call to parser_xref_tag after parse error.
5561 (c_parser_struct_declaration): Consistently return NULL_TREE on
5564 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5566 * tree-flow-inline.h (ref_contains_array_ref): New function.
5567 (lookup_subvars_for_var): Ditto.
5568 (get_subvars_for_var): Ditto.
5569 (var_can_have_subvars): Ditto.
5571 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5572 (struct subvar): New type.
5574 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5576 * tree-optimize.c (init_tree_optimization_passes): Call
5577 pass_create_structure_vars.
5579 * tree-ssa-alias.c: Include vec.h.
5580 (init_alias_info): Don't auto-clear call clobbered on struct-field
5582 (compute_flow_insensitive_aliasing): Handle subvars.
5583 (group_aliases): Handle STRUCT_FIELD aliases.
5584 (setup_pointers_and_addressables): Ditto.
5585 Don't mark variables non-addressable if they still have
5586 addressable subvars.
5587 Also mark subvars addressable when the real variable is marked
5589 (add_pointed_to_var): Try to prune the pointed-to set by only
5590 pointing to subvars when possible.
5591 Otherwise, make sure we set addresses_needed and pt_vars to
5592 properly include subvars.
5593 (bitpos_of_field): New function.
5594 (push_fields_onto_fieldstack): Ditto.
5595 (get_or_create_used_part_for): Ditto.
5596 (create_overlap_variables_for): Ditto.
5597 (find_used_portions): Ditto.
5598 (create_structure_vars): Ditto.
5599 (pass_create_structure_vars): New structure.
5601 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5602 (get_expr_operands): Handle subvars. Also try to turn
5603 COMPONENT_REF accesses into must-defs now that we can accurately
5605 (note_addressable): Try to only mark as addressable those subvars
5606 we know a COMPONENT_REF touches.
5607 (overlap_subvar): New function.
5609 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5610 Handle subvar storing.
5611 (vect_address_analysis): Update caller of vect_object_analysis.
5613 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5615 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5616 (STMT_VINFO_SUBVARS): New macro.
5618 * common.opts: add flag_tree_salias.
5620 * opts.c (decode_options): flag_tree_salias defaults to on.
5622 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5624 * doc/tree-ssa.texi: Document structural alias analysis.
5626 2005-03-12 Steven Bosscher <stevenb@suse.de>
5628 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5629 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5630 * tree-ssa-operands.c (get_expr_operands): Likewise.
5631 (get_expr_operands): Likewise for ERROR_MARK.
5633 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5635 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5638 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5641 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5642 (mark_operand_necessary): Remove local variable ver.
5644 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5645 variable prefix_len.
5647 * value-prof.c (mod_subtract_transform): Remove local variable
5650 * builtins.c (fold_builtin_exponent): Take decomposed
5651 arguments of CALL_EXPR.
5652 (fold_builtin_1): Update a call to fold_builtin_exponent.
5654 * builtins.c (fold_builtin_logarithm): Take decomposed
5655 arguments of CALL_EXPR.
5656 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5658 * c-decl.c (c_init_decl_processing): Remove local variables
5659 ptr_ftype_void and ptr_ftype_ptr.
5661 * gimplify.c (gimplify_expr): Remove local variables r0 and
5664 * reg-stack.c (move_for_stack_reg): Remove local variable
5666 (compare_for_stack_reg): Remove local variable flags_user.
5667 (convert_regs_1): Remove local variable deleted.
5669 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5671 (combine_blocks): Remove local variables exits and new_e.
5673 * tree-inline.c (expand_call_inline): Remove local variable
5676 * tree-ssa-live.c (create_ssa_var_map,
5677 calculate_live_on_entry): Remove local variable snn.
5679 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5681 * c-lex.c (c_lex_with_flags): Add parameter to call to
5684 2005-03-11 Per Bothner <per@bothner.com>
5686 * c-tree.h (struct c_declarator): New id_loc field.
5687 * c-pragma.h (c_lex_with_flags): Take position reference.
5688 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5689 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5690 (c_lex): Pass dummy location to c_lex_with_flags.
5691 * c-parser.c (c_lex_one_token): Set c_token's location using
5692 c_lex_with_flags, instead of input_location, which might be "ahead".
5693 (c_parser_direct_declarator): Set declarator's id_loc from
5695 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5696 declarator's id_loc, rather than probably-imprecise input_location.
5697 (build_id_declarator): Initialize c_declarator's id_loc field.
5699 2005-03-11 Roger Sayle <roger@eyesopen.com>
5702 * builtins.c (expand_builtin_signbit): Force the signbit's word
5703 into an integer register to avoid SUBREGs of floating point modes.
5705 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5707 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5708 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5709 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5710 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5712 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5714 PR rtl-optimization/20306
5715 * expr.c (emit_move_complex): Set try_int false if mode is
5716 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5717 emit_block_move if try_int is true.
5719 2005-03-11 Richard Henderson <rth@redhat.com>
5722 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5723 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5726 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5728 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5729 (TARGET_FIX_VR4130): New macro.
5730 (TARGET_OPTIONS): Add -mfix-vr4130.
5731 (ISA_HAS_MACCHI): New macro.
5732 (ASM_SPEC): Add -mfix-vr4130.
5733 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5734 (override_options): Handle mips_fix_vr4130_string.
5735 (mips_avoid_hazards): Clear all_noreorder_p
5736 if we're working around VR4130 errata and the macc alternatives
5738 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5739 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5740 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5741 (MULTILIB_DEFAULTS): Remove leading "march=".
5742 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5743 if no architecture option is given.
5744 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5746 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5747 * doc/invoke.texi: Document -mfix-vr4130.
5749 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5751 * config/mips/mips.c (override_options): Only warn about -mint64
5752 deprecation if TARGET_INT64.
5754 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5756 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5757 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5758 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5759 are non-specific regarding the nonnull parameter positions.
5760 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5761 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5762 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5763 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5765 * builtins.def: Use the non-specific "nonnull" attibute lists.
5767 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5769 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5770 single_pred_edge, single_succ, single_pred): Improve comments.
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): New inline functions.
5776 * bb-reorder.c (rotate_loop, find_traces_1_round,
5777 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5778 duplicate_computed_gotos): Use the single_succ/pred functions.
5779 * cfganal.c (forwarder_block_p): Ditto.
5780 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5781 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5782 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5783 merge_seq_blocks): Ditto.
5784 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5785 * cfglayout.c (fixup_reorder_chain): Ditto.
5786 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5787 canonicalize_loop_headers, verify_loop_structure): Ditto.
5788 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5789 mfb_update_loops, create_preheader, force_single_succ_latches,
5790 create_loop_notes): Ditto.
5791 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5792 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5793 commit_one_edge_insertion, purge_dead_edges,
5794 cfg_layout_can_merge_blocks_p): Ditto.
5795 * except.c (sjlj_emit_function_enter): Ditto.
5796 * flow.c (init_propagate_block_info): Ditto.
5797 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5798 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5799 insert_insn_end_bb): Ditto.
5800 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5801 find_if_case_2): Ditto.
5802 * lambda-code.c (perfect_nestify): Ditto.
5803 * lcm.c (optimize_mode_switching): Ditto.
5804 * loop-doloop.c (doloop_modify): Ditto.
5805 * loop-init.c (loop_optimizer_init): Ditto.
5806 * loop-iv.c (simplify_using_initial_values): Ditto.
5807 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5808 * loop-unswitch.c (unswitch_loop): Ditto.
5809 * modulo-sched.c (generate_prolog_epilog): Ditto.
5810 * predict.c (combine_predictions_for_insn, estimate_probability,
5811 tree_estimate_probability, last_basic_block_p,
5812 estimate_bb_frequencies): Ditto.
5813 * profile.c (branch_prob): Ditto.
5814 * regrename.c (copyprop_hardreg_forward): Ditto.
5815 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5816 * tracer.c (layout_superblocks): Ditto.
5817 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5818 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5819 cleanup_control_expr_graph, disband_implicit_edges,
5820 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5821 tree_verify_flow_info, tree_make_forwarder_block,
5822 tree_forwarder_block_p, remove_forwarder_block,
5823 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5824 * tree-if-conv.c (tree_if_conversion): Ditto.
5825 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5826 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5827 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5828 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5829 copy_loop_headers): Ditto.
5830 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5831 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5832 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5833 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5834 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5835 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5836 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5837 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5838 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5839 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5840 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5841 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5842 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5843 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5844 slpeel_add_loop_guard): Ditto.
5846 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5848 PR tree-optimization/15784
5849 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5852 * stmt.c (expand_case): Don't change index_type. Convert minval
5855 PR tree-optimization/20130
5856 * fold-const.c (fold): Fold x * -1 into -x.
5858 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5860 PR rtl-optimization/20331
5861 * rtlanal.c (modified_between_p): Check its address first for MEM.
5862 (modified_in_p): Likewise.
5864 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5866 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5868 2005-03-10 Steven Bosscher <stevenb@suse.de>
5870 * expr.c (expand_expr_real_1): If possible, use a conditional
5871 move for expanding MIN_EXPR and MAX_EXPR.
5872 Use temp for moving around rtx-en.
5874 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5877 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5880 2005-03-10 Roger Sayle <roger@eyesopen.com>
5882 * builtins.c (expand_builtin_signbit): Extend to handle floating
5883 point modes wider than the largest integer type, using the
5884 operand_subword_force function to obtain the signbit's word.
5886 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5889 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5890 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5892 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5894 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5896 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5898 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5900 (perform_edge_inserts): Unconditionally call
5901 free_dominator_info.
5903 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5905 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5907 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5909 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5911 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5913 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5915 (rtl_register_value_prof_hooks,
5916 tree_value_profile_transformations,
5917 tree_register_value_prof_hooks): Likewise.
5918 * var-tracking.c (stack_adjust_offset_pre_post,
5919 variable_htab_free, variable_union, dataflow_set_different_2,
5920 count_uses, variable_was_changed, set_frame_base_location,
5921 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5922 vt_add_function_parameters): Likewise.
5923 * varasm.c (named_section_real, named_section, make_decl_rtl,
5924 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5925 const_hash_1, compare_constant, copy_constant, force_const_mem,
5926 output_constant_pool_2, output_constant_pool_1, output_constant,
5927 output_constructor, make_decl_one_only, decl_tls_model,
5928 default_no_named_section, default_elf_select_section_1,
5929 default_unique_section_1): Likewise.
5930 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5931 * vmsdbgout.c (addr_const_to_string): Likewise.
5934 * function.c (struct assign_parm_data_one): Remove last_named
5936 (assign_parm_find_data_types): Don't determine last_named.
5937 Reorder named_parm determination.
5938 (assign_parms): Only setup varargs on the last non-varadic
5941 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5943 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5944 sda base address on medium model.
5946 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5948 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5949 * cfgloop.c (flow_loop_nodes_find): Export.
5950 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5952 * cfgloopmanip.c (fix_loop_structure): New function.
5953 * predict.c (predict_loops): Clean up the loops information.
5954 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5955 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5957 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5958 (rewrite_into_loop_closed_ssa): Declaration changed.
5959 * tree-loop-linear.c (linear_transform_loops): Add argument to
5960 rewrite_into_loop_closed_ssa call.
5961 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5962 * tree-ssa-loop-im.c (move_computations): Ditto.
5963 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5964 * tree-vectorizer.c (vectorize_loops): Ditto.
5965 * tree-optimize.c: Include cfgloop.h.
5966 (execute_todo): Choose whether to call cleanup_tree_cfg or
5967 cleanup_tree_cfg_loop.
5968 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5969 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5970 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5971 cleanup_tree_cfg_loop call.
5972 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5973 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5974 work on part of cfg.
5976 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5979 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5980 with multiple alternatives.
5982 * stmt.c (parse_output_constraint): Fix a typo.
5984 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5986 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5987 assembly directive instead of deprecated "no-generics".
5989 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5991 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5992 for non-offsettable memory references to cope with outstanding reload
5994 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5995 avoid losing outstanding address reloads.
5996 ("reload_outdi", "reload_outdf"): Likewise.
5998 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6000 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6001 code. Add more cbrt transformations.
6003 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6005 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6007 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6009 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6010 NULL_TREE when a given tree is not simplified.
6011 (fold): Return the original tree when any of the functions
6012 mentioned above NULL_TREE.
6014 * fold-const.c (fold_unary, fold_binary): Take decomposed
6015 arguments, code, type, op0, and op1 in case of fold_binary.
6016 (fold): Update calls to fold_unary and fold_binary.
6018 2005-03-09 Roger Sayle <roger@eyesopen.com>
6020 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6021 a fndecl and an arglist instead of a CALL_EXPR, exp.
6023 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6025 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6027 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6029 * expr.c (expand_assignment): Remove orig_to_rtx.
6031 * fold-const.c (int_const_binop): Remove no_overflow.
6033 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6035 * loop-iv.c (get_biv_step_1): Remove lhs.
6037 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6039 * real.c (real_nan): Remove neg.
6041 * function.c (thread_prologue_and_epilogue_insns): Remove i
6044 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6047 * tree-eh.c (tree_could_trap_p): Remove idx.
6049 * tree-into-ssa.c (ann): Remove ann.
6051 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6053 * tree-sra.c (decide_block_copy): Remove inst_count.
6055 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6057 * tree-ssa-loop-im.c (lhs): Remove.
6059 * cfgbuild.c (state, STATE, SET_STATE,
6060 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6062 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6063 (find_basic_blocks): Set the state of each basic block to
6066 2005-03-08 Jeff Law <law@redhat.com>
6068 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6069 goto results in the removal of edges in the CFG, then we need
6070 to recompute dominators.
6072 2005-03-09 Ben Elliston <bje@au.ibm.com>
6074 * c-common.c (c_do_switch_warnings): Comment fix.
6076 2005-03-08 Julian Brown <julian@codesourcery.com>
6078 * Patch from 2005-03-08 reverted for causing regressions and
6079 ppc-darwin bootstrap failure.
6081 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6083 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6084 Define the real function for ppc-darwin.
6085 * c-typeck.c (convert_arguments): Check for target-specific
6086 invalid argument call to unprototyped function.
6087 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6089 * target.h (invalid_arg_for_unprototyped_fn): New field
6091 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6092 default target hook.
6093 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6096 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6098 * c-typeck.c (constructor_stack, constructor_range_stack,
6099 initializer_stack): Make them static.
6101 * cfg.c (rbi_pool): Make it static.
6103 * gimple-low.c (lower_stmt_body): Make it static.
6104 * tree-flow.h: Remove the corresponding prototype. Don't
6107 * sched-deps.c (cache_size): Make it static.
6109 * stor-layout.c (lang_adjust_rli): Make it static.
6111 2005-03-08 Julian Brown <julian@codesourcery.com>
6113 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6114 from being used for symbols with vague linkage when
6115 HAVE_GAS_COMDAT_GROUP is true.
6117 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6119 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6120 nlabel == JUMP_LABEL (jump).
6122 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6124 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6125 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6126 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6127 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6129 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6132 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6133 * c-common.c (handle_returns_twice): New function.
6134 (c_common_attribute_table): Declare eturns_twice' attribute.
6135 * doc/extend.texi: Document eturns_twice' attribute.
6136 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6137 (struct tree_decl): Add returns_twice_flag.
6139 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6141 * tree-ssa-phiopt.c: Fix a comment typo.
6143 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6144 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6145 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6148 2005-03-08 Richard Henderson <rth@redhat.com>
6150 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6151 builtin codes with ctzdi2, clzdi2, popcountdi2.
6152 (struct alpha_builtin_def): Add is_const.
6153 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6154 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6155 (alpha_init_builtins): Init them. Set nothrow and const attributes
6157 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6158 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6159 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6160 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6161 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6162 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6163 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6164 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6165 (TARGET_FOLD_BUILTIN): New.
6166 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6167 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6169 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6171 2005-03-08 Ira Rosen <irar@il.ibm.com>
6173 PR tree-optimization/20122
6174 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6175 condition of access function instead of base.
6177 2005-03-07 Jeff Law <law@redhat.com>
6178 Steven Bosscher <stevenb@suse.de>
6180 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6181 (find_taken_edge): Call find_taken_edge_computed_goto as
6182 appropriate. Allow any gimple invariant rather than just
6183 INTEGER_CST for VAL.
6184 (cleanup_control_flow): Cleanup a computed goto which has turned
6186 (tree_merge_blocks): If block B has any forced labels, move
6187 them to the start of block A.
6188 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6189 computed gotos as well.
6190 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6191 removal of unnecessary computed gotos too.
6192 (lookup_redirection_data): Fix type of INSERT argument. Callers
6195 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6197 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6198 Remove trailing spaces.
6200 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6201 unshare_all_trees): Make them static.
6202 * tree-gimple.h: Remove the corresponding prototypes.
6204 * diagnostic.h: Remove unused prototype
6205 debug_output_buffer.
6206 * modulo-sched.c: Remove unused prototype
6207 set_row_column_for_ps.
6209 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6210 replace_phi_edge_with_variable): Remove unused variable i.
6212 2005-03-07 Per Bothner <per@bothner.com>
6214 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6216 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6219 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6220 bbs on the COND_EXPR instead of the PHI_NODEs.
6221 (candidate_bb_for_phi_optimization): Remove.
6222 (replace_phi_with_stmt): Rename to ...
6223 (replace_phi_edge_with_variable): this and change so that we
6224 replace the phi argument instead of removing the PHI.
6225 (conditional_replacement): Change so we deal with PHI with more
6227 (value_replacement): Likewise.
6228 (abs_replacement): Likewise.
6230 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6232 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6233 output_e500_flip_gt_bit.
6235 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6237 (rs6000_generate_compare): Fix logic to look at the correct bits.
6238 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6240 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6241 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6242 gen_move_from_CR_gt_bit.
6244 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6245 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6246 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6248 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6249 (E500_CR_IOR_COMPARE): New constant.
6251 2005-03-08 Earl Chew <earl_chew@agilent.com>
6252 David Billinghurst <David.Billinghurst@riotinto.com>
6254 * config/i386/host-cygwin.c: New file to support precompiled
6256 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6257 * config.host: Use above files for cygwin host.
6259 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6261 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6262 ordering ops from earlier change.
6264 2005-03-07 Per Bothner <per@bothner.com>
6266 Various fixes to allow us to again build if --enable-mapped-location:
6267 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6268 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6269 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6270 local variable loc. Change logic appropriately.
6271 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6272 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6273 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6274 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6275 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6277 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6279 PR rtl-optimization/19683
6280 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6281 number of bytes, to smallest_int_for_mode. Fix arguments to
6282 REG_CANNOT_CHANGE_MODE_P.
6284 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6286 * reorg.c (relax_delay_slots): Check that the jump is
6287 conditional before trying to invert it.
6289 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6291 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6294 * calls (stack_arg_under_construction): Make it static.
6296 * flow.c (regs_live_at_setjmp): Make it static.
6297 * flow.h: Remove the corresponding prototype.
6299 * reload1.c (reload_startobj, reload_firstobj,
6300 something_needs_operands_changed, reload_inherited,
6301 reload_inheritance_insn, reload_override_in,
6302 reload_spill_index): Make them static.
6304 * recog.c (verify_changes): Make it static.
6305 * recog.h: Remove the corresponding prototype.
6307 * cfgbuild.c (find_sub_basic_blocks): Remove.
6308 * basic-block.h: Remove the corresponding prototype.
6309 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6311 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6313 * tree-ssa-operands.c (check_build_stmt): Remove.
6315 * stor-layout.c (set_alignment): Remove.
6316 * tree.h: Remove the corresponding prototype.
6318 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6320 * tree-ssa-dce.c (control_dependence_map,
6321 visited_control_parents): Make them static.
6323 * cfghooks.c (verify_flow_info): Remove local variable
6326 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6329 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6331 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6333 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6335 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6337 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6338 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6339 PARALLEL for an empty structure.
6341 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6343 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6345 * fold-const.c (fold_binary): Unroll the very first "for"
6348 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6350 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6351 redundant match_code test.
6352 (scc_comparison_operator): Swap match_operand and match_code
6354 (branch_positive_comparison_operator): Same.
6355 (trap_comparison_operator): Use comparison_operator and swap with
6358 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6361 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6362 (out_movhi_r_mr): Read low byte of volatile MEM first.
6363 (out_movhi_mr_r): Write high byte of volatile MEM first.
6365 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6367 * cselib.c (reg_values, reg_values_size): Make them static.
6369 * cse.c (cse_reg_info_table): Make it static.
6371 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6373 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6375 * cse.c (find_best_addr): Use canon_for_address.
6377 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6379 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6380 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6381 SUBREG and MEM, respectively.
6383 * fold-const.c (fold_binary): Use code instead of t.
6385 * fold-const.c (optimize_minmax_comparison): Take decomposed
6386 arguments code, type, op0, and op1 instead of t.
6387 (fold_binary): Update a call to optimize_minmax_comparison.
6389 * fold-const.c (fold_range_test): Take decomposed arguments
6390 code, type, op0, and op1 instead of t.
6391 (fold_binary): Update a call to fold_range_test.
6393 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6394 decomposed arguments code, type, op0, and op1 instead of t.
6395 (fold_binary): Update a call to fold_range_test.
6397 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6399 * fold-const.c (fold_binary): Avoid directly using the original
6400 expression t as much as possible.
6402 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6404 * c-semantics.c (build_stmt): Use TYPE_P instead of
6405 IS_NON_TYPE_CODE_CLASS.
6406 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6407 (NON_TYPE_CHECK): Use TYPE_P instead of
6408 IS_NON_TYPE_CODE_CLASS.
6410 * fold-const.c (fold): Remove handling of binary expressions.
6412 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6414 * doc/c-tree.texi: Wrap comments in @r{}.
6415 * doc/cpp.texi: Likewise.
6416 * doc/cppinternals.texi: Likewise.
6417 * doc/extend.texi: Likewise.
6418 * doc/md.texi: Likewise.
6419 * doc/objc.texi: Likewise.
6420 * doc/sourcebuild.texi: Likewise.
6421 * doc/tm.texi: Likewise.
6424 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6426 * predict.c (apply_return_prediction): Standardize PHI chain
6428 * tree-ssa.c (ssa_redirect_edge): Likewise.
6430 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6431 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6434 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6435 * tree-flow.h: Adjust the prototype for remove_phi_node.
6436 * lambda-code.c (perfect_nestify): Adjust a call to
6439 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6440 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6442 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6443 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6444 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6445 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6447 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6448 of GEN_INT (trunc_int_for_mode (...)).
6449 * loop-iv.c (iv_number_of_iterations): Likewise.
6450 * postreload.c (reload_cse_move2add): Likewise.
6451 * simplify-rtx.c (simplify_const_unary_operation,
6452 simplify_const_binary_operation): Likewise.
6453 * stor-layout.c (get_mode_bounds): Likewise.
6455 * fold-const.c (fold_binary): New.
6456 (fold): Call fold_binary on binary expressions.
6458 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6460 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6461 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6462 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6463 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6464 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6466 2005-03-04 Devang Patel <dpatel@apple.com>
6468 PR tree-optimization/18815
6469 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6470 loops with zero exit edges.
6472 2005-03-04 Devang Patel <dpatel@apple.com>
6474 * doc/invoke.texi: Remove reference to webpage that does not exist.
6476 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6477 Joseph S. Myers <joseph@codesourcery.com>
6480 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6481 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6482 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6483 * pa.c (get_plabel): Change argument to symbol_ref. Call
6484 maybe_get_identifier instead of get_identifier.
6485 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6486 (struct deferred_plabel): Replace name field with symbol field.
6487 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6488 ASM_OUTPUT_EXTERNAL_REAL is defined.
6489 (output_global_address): Use output_addr_const for output of all
6491 (output_deferred_plabels): Use symbol_ref instead of name for address
6493 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6494 ASM_OUTPUT_SYMBOL_REF): New macros.
6495 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6497 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6500 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6502 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6503 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6505 2005-03-04 Jeff Law <law@redhat.com>
6507 * basic-block.h (rediscover_loops_after_threading): Declare.
6508 * tree-ssa-dom.c: Include cfgloop.h.
6509 (tree_ssa_dominator_optimize): Discover loops and some basic
6510 properties. Remove forwarder blocks recreated by loop header
6511 canonicalization. Also mark backedges in the CFG.
6512 * tree-ssa-threadupdate.c: Include cfgloop.h
6513 (rediscover_loops_after_threading): Define.
6514 (struct local_info): New field, JUMP_THREADED.
6515 (prune_undesirable_thread_requests): New function.
6516 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6517 then record that fact for the callers of redirct_edges.
6518 (thread_block): If BB has incoming backedges, then call
6519 prune_undesirable_thraed_requests. Note when we are
6520 going to have to rediscover loop information. Return a
6521 boolean indicating if any jumps were threaded.
6522 (thread_through_all_blocks): Bubble up boolean indicating
6523 if any jumps were threaded.
6524 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6525 (tree-ssa-threadupdate.o): Similarly.
6527 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6529 * fold-const.c (fold_ternary): Unroll the "for" loop to
6532 2005-03-04 Andrew Haley <aph@redhat.com>
6534 * unwind-dw2-fde-glibc.c (struct
6535 unw_eh_callback_data.check_cache): New field.
6536 (frame_hdr_cache): New.
6537 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6538 Cache frame header info.
6540 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6542 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6543 (print_c_condition): Declare.
6544 * read-rtl.c (ptr_loc): New structure.
6545 (ptr_locs, ptr_loc_obstack, joined_conditions)
6546 (joined_conditions_obstack): New variables.
6547 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6548 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6549 (join_c_conditions, print_c_condition): New functions.
6550 (apply_macro_to_string): Associate the new string with the same
6551 source location as the old one.
6552 (add_condition_to_string): Use join_c_conditions.
6553 (read_string): Use set_rtx_ptr_loc to record a filename and line
6554 number for the string.
6555 (read_rtx): Initialize the new variables above.
6556 * genattrtab.c (write_test_expr, write_attr_value): Use
6558 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6559 comment above the GCC_VERSION check.
6560 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6561 Inline the definition of MAYBE_EVAL.
6562 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6563 * genoutput.c (process_template): Likewise.
6564 * genpreds.c (write_predicate_subfunction): Likewise.
6565 (write_predicate_expr): Use print_c_condition.
6566 * genrecog.c (write_cond): Likewise.
6567 * gensupport.c (process_rtx): Use join_c_conditions to join the
6568 conditions of a define_insn_and_split. Record a source location
6569 for the string after the "&&".
6570 (alter_test_for_insn): Use join_c_conditions.
6572 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6575 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6576 PR tree-optimization/15784
6577 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6580 2005-03-04 Ben Elliston <bje@au.ibm.com>
6582 * gcc.c (option_map): Add --coverage.
6583 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6584 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6585 * config/darwin.h: Pass -lgcov for `coverage'.
6586 * doc/invoke.texi (Debugging Options): Document --coverage.
6588 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6590 * gcse.c (bypass_block): Use find_edge wherever possible.
6592 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6596 * c-opts.c (c_common_parse_file): Call start_source_file
6597 and end_source_file at the approriate times.
6599 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6600 the main file, it will be done for us now.
6602 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6604 * fold-const.c (fold_ternary): New.
6605 (fold): Call fold_ternary on ternary expressions. Remove
6606 handling of ternary expressions.
6608 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6610 PR tree-optimization/15784
6611 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6614 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6616 * config/rs6000/predicates.md (branch_comparison_operator):
6617 Convert from C block to conditional format.
6619 2005-03-03 Jan Hubicka <jh@suse.cz>
6621 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6622 and non-constant public variables.
6624 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6626 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6629 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6632 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6633 calls to release_ssa_name and release_phi_node.
6635 * fold-const.c (fold): Remove handling of unary expressions.
6637 * fold-const.c (fold_unary): Avoid directly using the original
6638 expression t as much as possible.
6640 2005-03-03 Roger Sayle <roger@eyesopen.com>
6641 Andrew Pinski <pinskia@physics.uc.edu>
6643 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6644 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6646 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6648 Describe special registers SRP and MOF as allocatable registers.
6649 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6650 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6651 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6652 TARGET_HAS_MUL_INSNS.
6653 (cris_print_operand) <case 'd'>: New case.
6654 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6655 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6657 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6658 (REG_ALLOC_ORDER): Update for MOF.
6659 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6661 (GENERAL_REGS): No longer a define of ALL_REGS.
6662 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6663 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6665 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6666 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6667 (SECONDARY_RELOAD_CLASS): Define.
6668 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6669 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6670 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6671 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6672 (REGISTER_MOVE_COST): Define.
6673 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6674 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6675 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6676 (CRIS_MOF_REGNUM): New define_constants.
6677 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6679 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6681 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6682 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6683 Adjust for MOF being properly described as a register.
6684 (indir_to_reg_split): Name this split. Conditionalize on the
6685 destination register being a general register.
6686 (movei): Conditionalize on on operands 0 and 1 having the same
6689 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6692 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6693 -mcpu to override any other explicitly given flags.
6695 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6697 * recog.c (verify_changes, confirm_change_group): New functions,
6698 broken out of apply_change_group.
6699 (apply_change_group): Use them.
6700 * recog.h (verify_change, confirm_change_group): Declare.
6701 * rtl.h (redirect_jump_2): Declare.
6702 * jump.c (redirect_exp, invert_exp): Delete.
6703 (invert_exp_1): Take second parameter. Return value. Changed caller.
6704 (redirect_jump_2): New function, broken out of redirect_jump.
6705 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6706 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6707 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6709 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6711 * varasm.c (named_section): Use xstrdup rather than doing it by
6714 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6716 2005-03-02 Devang Patel <dpatel@apple.com>
6718 Undo PR tree-optimization/18815 fix.
6720 2005-03-02 Devang Patel <dpatel@apple.com>
6722 PR tree-optimization/18815
6723 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6724 loops with zero exit edges.
6726 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6728 * cfg.c (connect_src, connect_dest, disconnect_src,
6729 disconnct_dest): New.
6730 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6731 redirect_edge_pred): Use the new functions.
6733 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6734 free_dominance_info only when needed.
6736 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6739 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6740 (reg_or_sub_cint64_operand): Same.
6742 2005-03-02 Jeff Law <law@redhat.com>
6744 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6745 CFG_ALTERED in the main DOM iteration loop.
6747 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6750 * varasm.c (initializer_constant_valid_p): Allow conversions
6751 between OFFSET_TYPEs. Tidy.
6753 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6755 * config/cris/cris.md ("return"): Remove epilogue delay list
6758 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6760 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6762 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6764 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6766 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6767 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6768 config/m68k/m68k.c, config/mips/mips.h,
6769 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6770 doc/include/gcc-common.texi: Update copyright.
6772 PR middle-end/18029 and PR middle-end/18030
6773 * expr.c (optimize_bitfield_assignment_op): Add a special case
6774 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6776 * fold-const.c (fold_unary): New.
6777 (fold): Call fold_unary on unary expressions.
6779 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6781 * cgraph.h (struct cgraph_edge): Add prev_caller and
6783 (cgraph_node_remove_callees): Export.
6784 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6786 (cgraph_edge_remove_callee): New function.
6787 (cgraph_edge_remove_caller): Likewise.
6788 (cgraph_remove_edge): Use.
6789 (cgraph_redirect_edge_callee): Likewise.
6790 (cgraph_node_remove_callees): New function.
6791 (cgraph_node_remove_callers): Likewise.
6792 (cgraph_remove_node): Use.
6793 * tree-optimize.c (tree_rest_of_compilation): Use
6794 cgraph_node_remove_callees instead of manual loop.
6795 * cgraphunit.c (cgraph_finalize_function): Likewise.
6796 (cgraph_expand_function): Likewise.
6797 (cgraph_remove_unreachable_nodes): Likewise.
6799 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6802 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6804 * c-decl.c (undeclared_variable): Take location as argument.
6805 * c-typeck.c (build_external_ref): Likewise.
6806 * c-parser.c (c_parser_postfix_expression): Pass location of
6807 identifier to build_external_ref.
6809 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6811 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6812 CCEQ mode for branch_positive_comparison_operator test.
6813 * config/rs6000/predicates (branch_comparison_operator): Revert to
6815 (scc_comparison_operator): Same.
6816 (branch_positive_comparison_operator): Same.
6818 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6820 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6821 (cris_delay_slots_for_epilogue): Remove.
6822 (save_last): Move into cris_target_asm_function_epilogue.
6823 (cris_target_asm_function_epilogue): Remove tests for file being
6825 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6826 (cris_delay_slots_for_epilogue): Remove prototypes.
6827 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6828 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6830 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6832 * config/rs6000/predicates.md (branch_comparison_operator): Change
6833 to define_special_predicate.
6834 (scc_comparison_operator): Same.
6835 (branch_positive_comparison_operator): Same.
6837 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6839 * Makefile.in (tree-ssa-sink.o): New.
6840 (OBJS-common): Add tree-ssa-sink.o.
6841 * common.opt: Add -ftree-sink
6842 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6843 * timevar.def (TV_TREE_SINK): new timevar.
6844 * tree-flow.h (is_hidden_global_store): Prototype.
6845 * tree-optimize.c (init_tree_optimization_passes): Add
6847 * tree-pass.h (pass_sink_code): New.
6848 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6849 for non-obvious global store store to is_hidden_global_store, and
6850 call that new function.
6851 * tree-ssa-sink.c: New file.
6852 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6853 * doc/passes.texi: Document forward store motion.
6854 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6855 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6856 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6857 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6859 2005-03-01 Per Bothner <per@bothner.com>
6861 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6862 and we have a non-zero column-number, add it to the message.
6863 Also factor out the diagnostic_kind_text.
6865 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6867 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6868 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6869 flow_loop_scan): Removed.
6870 (flow_loop_dump): Do not dump removed fields.
6871 (flow_loop_free): Do not free removed fields.
6872 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6873 (loop_exit_edge_p): New function.
6874 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6875 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6876 num_exits, exits_doms.
6877 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6878 LOOP_EDGES, LOOP_ALL): Removed.
6879 (flow_loop_scan): Declaration removed.
6880 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6881 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6883 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6884 (if_convert): Call flow_loops_find and flow_loops_free
6885 when calling mark_loop_exit_edges.
6886 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6887 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6888 free_dominance_info calls.
6889 * loop-init.c (flow_loops_find): Ditto.
6890 * passes.c (rest_of_handle_branch_prob): Ditto.
6891 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6892 * loop-unroll.c (analyze_insns_in_loop): Do not use
6894 * predict.c (predict_loops): Do not call flow_loop_scan.
6895 Use get_loop_exit_edges.
6896 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6897 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6898 Do not use EDGE_LOOP_EXIT.
6899 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6900 to bb_with_exit_edge_p.
6901 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6902 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6903 to bb_with_exit_edge_p.
6904 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6906 * tree-loop-linear.c (linear_transform_loops): Do not call
6907 flow_loop_scan. Use loop->single_exit.
6908 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6909 (vect_analyze_loop_form): Do not call flow_loop_scan.
6910 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6912 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6914 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6915 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6916 slpeel_tree_duplicate_loop_to_edge_cfg,
6917 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6918 Use loop_preheader_edge and loop->single_exit. Do not call
6921 2005-03-01 Nick Clifton <nickc@redhat.com>
6923 * config/arm/arm.c (thumb_find_work_register): Check all of the
6924 argument registers to see if they are free, and a couple of
6925 special cases where the last argument register but can be proved
6926 to be available during the function's prologue.
6927 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6928 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6929 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6931 (thumb_compute_save_reg_mask): Likewise. Also use
6932 thumb_find_work_register() to ensure that there is agreement about
6933 which work register is going to be used in the prologue.
6934 (thumb_output_function_prologue): Use unsigned long as the type
6935 for the register bit-mask. Also delay pushing the link register if
6936 other high registers are going to be pushed.
6937 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6938 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6939 redundant prototypes.
6941 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6944 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6945 and after reload in REG+REG indexed addresses without REG_POINTER
6946 set in the base and not set in the index.
6948 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6950 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6951 Don't undefine here.
6952 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6953 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6954 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6955 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6956 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6958 * config.gcc (sh*-*-linux*): Use config/linux.h.
6960 2005-02-28 Dale Johannesen <dalej@apple.com>
6961 Stan Shebs <shebs@apple.com>
6963 Rewrite of 64-bit Darwin structure-by-value pass/return.
6964 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6965 intoffset, use_stack, named.
6966 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6967 (rs6000_darwin64_record_arg_advance_flush): New.
6968 (rs6000_darwin64_record_arg_advance_recurse): New.
6969 (rs6000_darwin64_record_arg_flush): New.
6970 (rs6000_darwin64_record_arg_recurse): New.
6971 (rs6000_darwin64_record_arg): New.
6972 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6973 (function_arg_boundary): Handle 128-bit aligned structs.
6974 (function_arg_advance): Rewrite darwin64 struct handling.
6975 (function_arg): Call rs6000_darwin64_record_arg.
6976 (function_arg_partial_nregs): Handle darwin64 structs.
6977 (rs6000_darwin64_function_value): Remove.
6978 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6980 2005-02-28 Roger Sayle <roger@eyesopen.com>
6982 PR tree-optimization/20216
6983 * tree-chrec.c (tree_fold_factorial): Delete.
6984 (tree_fold_binomial): Change argument list to take a return type
6985 and change the type of K to unsigned int. Rewrite to avoid explicit
6986 evaluation of factorials, and (recursively) calling fold to perform
6987 compile-time arithmetic. Return NULL on (internal) overflow.
6988 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6989 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6990 if any intermediate calculation overflows.
6991 (chrec_apply): Update call to chrec_evaluate.
6993 2005-02-28 James E Wilson <wilson@specifixinc.com>
6995 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6997 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7000 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7001 instead of NULL_TREE on error.
7003 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7005 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7006 (EASY_VECTOR_15_ADD_SELF): Remove.
7007 (num_insns_constant_wide): Not static.
7008 (validate_condition_mode): Not static.
7009 (toc_relative_expr_p): Not static.
7010 (legitimate_indirect_address_p): Not static.
7011 (macho_lo_sum_memory_operand): Not static.
7012 (invalid_e500_subreg): Not static.
7013 (easy_vector_same): Not static.
7014 (easy_vector_splat_const): Not static.
7015 (RS6000_SYMBOL_REF_TLS_P): Remove.
7016 (any_operand): Delete.
7017 (any_parallel_operand): Delete.
7018 (count_register_operand): Delete.
7019 (altivec_register_operand): Delete.
7020 (xer_operand): Delete.
7021 (s8bit_cint_operand): Delete.
7022 (short_cint_operand): Delete.
7023 (u_short_cint_operand): Delete.
7024 (non_short_cint_operand): Delete.
7025 (exact_log2_cint_operand): Delete.
7026 (gpc_reg_operand): Delete.
7027 (cc_reg_operand): Delete.
7028 (cc_reg_not_cr0_operand): Delete.
7029 (reg_or_short_operand): Delete.
7030 (reg_or_neg_short_operand): Delete.
7031 (reg_or_aligned_short_operand): Delete.
7032 (reg_or_u_short_operand): Delete.
7033 (reg_or_cint_operand): Delete.
7034 (reg_or_arith_cint_operand): Delete.
7035 (reg_or_add_cint64_operand): Delete.
7036 (reg_or_sub_cint64_operand): Delete.
7037 (reg_or_logical_cint_operand): Delete.
7038 (got_operand): Delete.
7039 (got_no_const_operand): Delete.
7040 (easy_fp_constant): Delete.
7041 (easy_vector_constant): Delete.
7042 (easy_vector_constant_add_self): Delete.
7043 (zero_constant): Delete.
7044 (zero_fp_constant): Delete.
7045 (volatile_mem_operand): Delete.
7046 (offsettable_mem_operand): Delete.
7047 (mem_or_easy_const_operand): Delete.
7048 (add_operand): Delete.
7049 (non_add_cint_operand): Delete.
7050 (logical_operand): Delete.
7051 (non_logical_cint_operand): Delete.
7052 (mask_operand): Delete.
7053 (mask_operand_wrap): Delete.
7054 (mask64_operand): Delete.
7055 (mask64_2_operand): Delete.
7056 (and64_operand): Delete.
7057 (and64_2_operand): Delete.
7058 (and_operand): Delete.
7059 (reg_or_mem_operand): Delete.
7060 (lwa_operand): Delete.
7061 (symbol_ref_operand): Delete.
7062 (call_operand): Delete.
7063 (current_file_function_operand): Delete.
7064 (input_operand): Delete.
7065 (rs6000_nonimmediate_operand): Delete.
7066 (rs6000_tls_symbol_ref): Delete.
7067 (save_world_operation): Delete.
7068 (restore_world_operation): Delete.
7069 (load_multiple_operation): Delete.
7070 (store_multiple_operation): Delete.
7071 (vrsave_operation): Delete.
7072 (mfcr_operation): Delete.
7073 (mtcrf_operation): Delete.
7074 (lmw_operation): Delete.
7075 (stmw_operation): Delete.
7076 (branch_comparison_operator): Delete.
7077 (branch_positive_comparison_operator): Delete.
7078 (scc_comparison_operator): Delete.
7079 (trap_comparison_operator): Delete.
7080 (boolean_operator): Delete.
7081 (boolean_or_operator): Delete.
7082 (min_max_operator): Delete.
7083 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7084 (EASY_VECTOR_15): Moved to here.
7085 (EASY_VECTOR_15_ADD_SELF): Move to here.
7086 (PREDICATE_CODES): Delete.
7087 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7088 Declare functions no longer static.
7089 * config/rs6000/predicates.md: New.
7090 * config/rs6000/rs6000.md: Include predicates.md
7092 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7094 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7095 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7097 * cfgrtl.c (need_fake_edge_p): Likewise.
7098 * combine.c (distribute_notes): Likewise.
7099 * emit-rtl.c (try_split): Likewise.
7100 * recog.c (peephole2_opimize): Likewise.
7101 * reg-notes.def (ALWAYS_RETURN): Remove.
7102 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7103 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7104 * tree.h (ECF_ALWAYS_RETURN): Remove.
7106 2005-02-28 Roger Sayle <roger@eyesopen.com>
7109 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7110 between different machine modes is never a "useless" conversion.
7112 2005-02-28 Geert Bosch <bosch@gnat.com>
7115 * doc/contrib.texi: List contributors for Ada front end
7117 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7119 * simplify-rtx.c (simplify_unary_operation_1,
7120 simplify_const_unary_operation): New, extracted from...
7121 (simplify_unary_operation): ... this one.
7122 (simplify_binary_operation_1,
7123 simplify_const_binary_operation): New, extracted from...
7124 (simplify_binary_operation): ... this one.
7125 * rtl.h (simplify_const_unary_operation,
7126 simplify_const_binary_operation): Add prototypes.
7128 2005-02-28 Julian Brown <julian@codesourcery.com>
7130 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7131 building libjava and caused PR regression/20228.
7133 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7136 * Makefile.in (host_subdir): New.
7137 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7138 * configure: Regenerate.
7140 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7142 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7143 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7144 installation directory first.
7146 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7149 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7150 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7151 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7152 * config/cris/cris.md: Tweak comments referring to Q.
7153 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7154 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7155 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7156 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7157 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7158 Insert spaces in constraints to align alternatives vertically for
7160 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7163 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7165 PR rtl-optimization/17728
7166 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7167 operand 0 from general_operand to move_dest_operand.
7169 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7171 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7172 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7173 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7174 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7176 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7178 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7179 * configure: Regenerate.
7180 * libada-mk.in: Remove CC; rename
7181 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7183 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7186 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7187 for the lhs, also walk over the tree. Likewise for rhs.
7189 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7191 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7192 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7193 Do not propagate value of iv before increment over the increment.
7195 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7197 * c-parser.c: New file.
7198 * c-parse.in: Remove.
7199 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7201 (c-parser.o): Add dependencies.
7202 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7203 maintainer-clean, TAGS): Update.
7204 * c-config-lang.in (gtfiles): Update.
7205 * gengtype-lex.l: Don't handle "@@".
7206 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7207 objc_build_synchronized, objc_begin_try_stmt,
7208 objc_begin_catch_clause, objc_finish_catch_clause,
7209 objc_build_finally_clause, objc_finish_try_stmt): New.
7210 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7212 (c_parse_init): Update comment.
7213 * c-decl.c (c_init_decl_processing): Update comment.
7214 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7215 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7216 new c_declspecs members.
7218 2005-02-25 Julian Brown <julian@codesourcery.com>
7220 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7221 from being used for symbols with vague linkage when
7222 HAVE_GAS_COMDAT_GROUP is true.
7224 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7226 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7228 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7231 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7232 (LIBGCC2_HAS_DF_MODE): New.
7233 (LIBGCC2_HAS_XF_MODE): New.
7234 (LIBGCC2_HAS_TF_MODE): New.
7235 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7236 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7237 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7238 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7239 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7240 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7241 and add _fixtfdi, _fixunstfdi, _floatditf
7242 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7243 L_fixunstfdi, L_floatditf.
7244 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7245 (LIBGCC2_HAS_TF_MODE): Define.
7247 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7249 PR tree-optimization/20204
7250 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7251 REWRITE_THIS_STMT markers on PHI nodes.
7252 (rewrite_initialize_block): Likewise.
7254 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7256 * version.c (version_string): Update to 4.1.
7258 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7260 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7261 Clarify that the alternative way doesn't work in GNU C++.
7263 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7265 PR tree-optimization/19937
7266 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7267 to the type of the induction variable.
7269 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7271 PR rtl-optimization/20117
7272 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7273 the block including noncopyable insn.
7275 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7277 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7278 calls to find_reg_note.
7280 2005-02-24 Richard Henderson <rth@redhat.com>
7283 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7286 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7288 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7289 vector types if to use base reg for misaligned non-word ld/std.
7291 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7294 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7295 dwarf2 label manually and put it after, not before the prologue.
7297 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7300 * reload.c (operands_match_p): Only increment register number for
7301 SCALAR_INT_MODE_P modes in multiple hard registers.
7303 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7306 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7308 * ChangeLog.5: Fix log message typo(s).
7309 * ChangeLog.7: Likewise.
7310 * ChangeLog.tree-ssa: Likewise.
7311 * cfgexpand.c: Fix comment typo(s).
7312 * conflict.c: Likewise.
7313 * defaults.h: Likewise.
7314 * dwarf2out.c: Likewise.
7316 * ggc-page.c: Likewise.
7317 * tree-eh.c: Likewise.
7318 * tree-ssa-dom.c: Likewise.
7320 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7323 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7324 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7325 if SHARED is defined.
7328 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7329 allow splitting only if operands 0 and 3 don't overlap.
7331 2005-02-24 Richard Henderson <rth@redhat.com>
7334 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7335 (fold_builtin_1): Call them.
7336 * fold-const.c (fold_complex_mult_parts): Split out from ...
7337 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7338 (fold_complex_div_parts, fold_complex_div): New.
7340 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7342 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7344 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7345 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7347 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7348 (print_node): Likewise.
7349 Print TYPE_SIZES_GIMPLIFIED.
7351 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7353 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7354 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7355 operands as commutative in constraints.
7357 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7359 * tree-into-ssa.c: Re-organize internal functions.
7361 2005-02-24 Richard Henderson <rth@redhat.com>
7364 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7366 * common.opt (fcx-limited-range): New.
7367 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7368 * toplev.c (flag_complex_method): Initialize to 1.
7369 (process_options): Set flag_complex_method to 0 if
7370 flag_cx_limited_range.
7371 * doc/invoke.texi (-fcx-limited-range): New.
7373 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7375 * cse.c (delete_trivially_dead_insns): Speed up by using
7376 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7379 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7381 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7382 functions when -mid-shared-library is being used.
7384 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7386 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7387 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7388 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7389 * system.h: Poison LINK_LIBGCC_SPECIAL.
7391 2005-02-23 James E Wilson <wilson@specifixinc.com>
7393 * gengtype.c (note_insn_name): Make 1 element larger.
7395 2005-02-23 Roger Sayle <roger@eyesopen.com>
7398 PR rtl-optimization/20097
7399 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7400 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7402 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7404 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7405 * t-aix52 (SHLIB_INSTALL): Same.
7407 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7409 * genpreds.c: Update copyright.
7411 2005-02-23 Michael Beach <michaelb@ieee.org>
7414 * config/sparc/t-elf (startup files): Assemble with CPP.
7416 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7418 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7419 (write_predicate_expr): Likewise.
7421 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7423 PR tree-optimization/20100
7424 PR tree-optimization/20115
7425 * tree-optimize.c (init_tree_optimization_passes): Remove
7426 pass_maybe_create_global_var.
7427 * tree-pass.h (pass_maybe_create_global_var): Remove.
7428 * tree-ssa-alias.c (aliases_computed_p): Declare.
7429 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7430 (count_calls_and_maybe_create_global_var): Remove.
7431 (pass_maybe_create_global_var): Remove.
7432 (init_alias_info): Do not declare aliases_computed_p.
7433 (maybe_create_global_var): If the function contains no
7434 call-clobbered variables and a mix of pure/const and regular
7435 function calls, create .GLOBAL_VAR.
7436 Mark all call-clobbered variables for renaming.
7437 (merge_pointed_to_info): Update comment.
7438 (add_pointed_to_var): Likewise.
7439 (is_escape_site): Likewise.
7440 Accept struct alias_info * instead of size_t *.
7442 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7444 * tree-ssa-operands.c (get_call_expr_operands): If
7445 ALIASES_COMPUTED_P is false, do not add call-clobbering
7447 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7448 (delete_tree_ssa): Likewise.
7450 2005-02-22 James E Wilson <wilson@specifixinc.com>
7452 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7453 (do_compile): Do call it here.
7455 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7457 PR rtl-optimization/20017.
7458 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7459 rest_of_handle_cse2, rest_of_handle_gcse): Call
7460 delete_dead_jumptables immediately before calling cleanup_cfg.
7462 2005-02-22 Devang Patel <dpatel@apple.com>
7465 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7468 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7470 * config/rs6000/aix.h (WINT_TYPE): Define.
7472 2005-02-22 Stan Shebs <shebs@apple.com>
7474 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7475 natural alignment for 64-bit Darwin.
7476 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7478 * doc/invoke.texi: Document this.
7480 2005-02-22 DJ Delorie <dj@redhat.com>
7482 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7483 to make_[un]signed_type, not the mode itself.
7485 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7487 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7488 not available. Use tail calls wherever possible.
7489 (make_edge): Call unchecked_make_edge to create an edge.
7491 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7492 (coalesce_ssa_name): Don't check for
7493 SSANORM_USE_COALESCE_LIST.
7494 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7496 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7498 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7499 (rewrite_into_ssa): ... here.
7501 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7503 PR tree-optimization/19786
7504 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7505 tag to another's may-alias bitmap when adding to the other's list.
7507 2005-02-21 DJ Delorie <dj@redhat.com>
7509 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7510 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7511 registers in unsupported ways.
7512 * expmed.c (init_expmed): Likewise.
7514 2005-02-21 Stan Cox <scox@redhat.com>
7516 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7518 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7520 * tree-cfg.c (fold_cond_expr_cond): New.
7521 (make_edges): Call fold_cond_expr_cond.
7522 (find_taken_edge): Accept nothing but INTEGER_CST.
7523 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7525 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7527 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7528 that do not belong to any basic block.
7530 2005-02-21 Jeff Law <law@redhat.com>
7532 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7535 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7537 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7538 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7539 Adjust their definitions.
7540 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7541 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7543 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7544 genautomata.c, langhooks.c, langhooks.h, system.h,
7545 config/arm/lib1funcs.asm: Update copyright.
7547 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7549 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7551 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7554 * doc/install.texi: Document --with-gc.
7556 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7558 * simplify-rtx.c (simplify_unary_operation): Add a missing
7561 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7563 PR tree-optimization/18663
7564 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7565 if the type has variable bounds.
7567 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7569 * gcse.c: Remove an obsolete comment.
7571 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7573 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7575 * doc/extend.texi (Function Attributes) <Attribute const>: The
7576 attribute "pure" is below this text, not above.
7578 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7580 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7581 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7582 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7584 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7587 * langhooks.h (struct lang_hooks): Add to_target_charset.
7588 * langhooks.c (lhd_to_target_charset): New function.
7589 * langhooks-def.h: Declare lhd_to_target_charset.
7590 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7591 (LANG_HOOKS_INITIALIZER): Update.
7592 * c-common.c (c_common_to_target_charset): New function.
7593 * c-common.h: Declare it.
7594 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7595 c_common_to_target_charset.
7597 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7598 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7600 * system.h: Poison them.
7601 * doc/tm.texi: Don't discuss them.
7602 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7603 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7604 (pp_c_char): Do not attempt to generate letter escapes for
7606 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7607 * config/mips/mips.c (mips_output_ascii): Likewise.
7609 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7611 PR tree-optimization/19951
7612 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7615 2005-02-19 Steven Bosscher <stevenb@suse.de>
7618 * function.h (struct function): New field `max_loop_depth'.
7619 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7620 (flow_loops_find): Reset the max loop depth count before finding loops.
7621 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7622 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7623 (calculate_global_regs_live): Make sure the loop will terminate
7624 when the initial sets are not empty.
7626 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7628 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7630 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7632 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7635 * doc/invoke.texi: Remove documentation of %M spec.
7637 (init_spec): Remove %M suffix from -lgcc_s.
7638 (do_spec_1): Remove 'M' case.
7639 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7640 to put shared libraries in the multilib directory. Remove the
7641 shlib_so_soname substitution variable. Don't add a multilib encoding
7642 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7643 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7644 SHLIB_INSTALL as well as SHLIB_LINK.
7645 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7646 (SHLIB_NAME): Delete.
7647 (SHLIB_DIR): New macro.
7648 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7649 (SHLIB_INSTALL): Adjust accordingly.
7650 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7651 * config/t-slibgcc-sld: Likewise.
7652 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7653 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7654 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7656 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7657 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7658 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7659 Use @shlib_base_name@ instead of @shlib_so_name@.
7660 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7661 and @shlib_base_name@.so in @multilib_dir@.
7662 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7663 to the install path.
7664 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7665 (SHLIB_LINK): Remove previous workaround.
7666 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7667 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7668 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7670 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7671 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7672 (SHLIB_INSTALL): Adjust accordingly.
7673 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7674 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7675 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7676 config/t-slibgcc-elf-ver.
7678 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7679 Jakub Jelinek <jakub@redhat.com>
7681 PR tree-optimization/19828
7682 * tree-ssa-loop-im.c: Add a TODO comment.
7683 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7684 without side-effects.
7686 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7688 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7691 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7693 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7694 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7695 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7697 (ia64_reorg): Delete fixup_errata call.
7698 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7699 (TARGET_SWITCHES): Delete -mb-step entry.
7701 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7704 * c-typeck.c (composite_type): Handle quals in transparent unions.
7705 (type_lists_compatible_p): Likewise.
7707 2005-02-18 Stan Shebs <shebs@apple.com>
7709 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7710 expressions in the .literal8 section.
7712 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7714 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7716 2005-02-18 Roger Sayle <roger@eyesopen.com>
7718 * fold-const.c (constant_boolean_node): Always create values of the
7719 specified type, don't bother calling truthvalue_conversion.
7721 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7723 * except.c (output_function_exception_table): Call
7724 assemble_external_libcall (eh_personality_libfunc).
7726 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7729 * config/ia64/ia64.h (struct machine_function): Add state_num.
7730 * config/ia64/ia64.c (process_epilogue,
7731 process_for_unwind_directive): Use new unwind state numbers each
7732 time rather than state 1.
7734 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7737 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7738 before the "*llgt_didi" pattern.
7740 2005-02-18 Jason Merrill <jason@redhat.com>
7742 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7744 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7746 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7747 (div0): Use it in place of ARM_FUNC_ALIAS.
7748 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7750 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7753 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7754 access, the lower bound of the array type if it exists.
7756 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7759 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7760 cases that are out-of-range for the index type.
7762 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7764 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7765 (estimate_case_costs): Don't call convert.
7766 * expmed.c (expand_shift): Likewise.
7767 (make_tree): Call fold_convert instead of convert.
7769 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7772 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7773 that ref to be marked MEM_READONLY_P doesn't have base that needs
7776 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7778 * genautomata.c (output_get_cpu_unit_code_func,
7779 output_cpu_unit_reservation_p): Don't generate old-style function
7782 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7785 PR tree-optimization/20009
7786 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7788 PR tree-optimization/18947
7789 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7790 inline, remove all nodes that are inlined into the extern inline
7793 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7795 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7796 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7797 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7798 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7801 2005-02-17 Roger Sayle <roger@eyesopen.com>
7803 PR tree-optimization/19917
7804 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7805 to be potentially trapping.
7807 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7809 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7811 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7813 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7814 tem becomes a local variable which is set to the value of the
7815 back end defined INITIAL_FRAME_ADDRESS macro.
7816 (expand_builtin_frame_address): Omit the base parameter to
7817 expand_builtin_return_addr.
7818 (expand_builtin_profile_func): Likewise.
7819 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7820 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7821 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7823 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7825 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7826 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7827 * config/frv/frv.c (frv_function_epilogue): Likewise.
7829 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7831 * lambda-code (perfect_nestify): Remove mark/unmark
7833 * tree-loop-linear.c (linear_transform_loops): Add
7834 rewrite_into_ssa call so that ssa is correct for
7835 rewriting into loop closed.
7837 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7839 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7840 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7842 * bt-load.c (btr_def_live_range, combine_btr_defs,
7843 migrate_btr_def, migrate_btr_defs): Likewise.
7844 * cfgcleanup.c (thread_jump): Likewise.
7845 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7846 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7847 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7848 df_rd_local_compute, df_reg_info_compute): Likewise.
7849 * dominance.c (init_dom_info, free_dom_info): Likewise.
7850 * flow.c (init_propagate_block_info,
7851 free_propagate_block_info): Likewise.
7852 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7853 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7854 modify_reg_pav): Likewise.
7855 * loop-invariant.c (find_defs, find_invariant_insn,
7856 find_invariants, free_inv_motion_data): Likewise.
7857 * predict.c (tree_predict_by_opcode,
7858 estimate_bb_frequencies): Likewise.
7859 * stmt.c (expand_case): Likewise.
7860 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7861 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7862 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7863 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7864 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7865 rewrite_ssa_into_ssa): Likewise.
7866 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7867 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7868 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7869 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7870 * tree-sra.c (tree_sra): Likewise.
7871 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7872 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7873 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7875 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7876 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7878 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7879 calculate_live_on_entry, calculate_live_on_exit,
7880 build_tree_conflict_graph): Likewise.
7881 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7882 record_important_candidates, set_use_iv_cost, find_depends,
7883 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7884 tree_ssa_iv_optimize_finalize): Likewise.
7885 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7886 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7887 tree_duplicate_loop_to_header_edge): Likewise.
7888 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7889 * tree-ssa.c (verify_flow_insensitive_alias_info,
7890 verify_name_tags, verify_ssa, init_tree_ssa,
7891 delete_tree_ssa): Likewise.
7892 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7893 fini_ssanames): Likewise.
7894 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7896 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7898 * config/rs6000/t-rtems: Completely reworked.
7900 2005-02-17 Ira Rosen <irar@il.ibm.com>
7902 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7904 2005-02-17 Ira Rosen <irar@il.ibm.com>
7906 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7907 POINTER_TYPE_P when checking that type is a pointer.
7908 (vect_get_memtag): Remove.
7909 (vect_address_analysis): Use POINTER_TYPE_P. Call
7910 vect_object_analysis with dummy parameter for memtag.
7911 (vect_object_analysis): Extract memtag (functionality that
7912 used to be in vect_get_memtag and moved here). Fix printings.
7913 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7914 with correct parameters. Remove call to vect_get_memtag.
7916 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7918 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7919 (tree-vectorizer.o): Added missing dependencies.
7921 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7923 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7924 declaration in tree-vectorizer.c, now has an extern declaration in
7926 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7927 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7928 get_vectype_for_scalar_type, vect_is_simple_use,
7929 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7930 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7931 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7932 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7933 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7934 find_loop_location): Likewise.
7936 * tree-vectorizer.c (langhooks.h): #include removed.
7937 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7938 moved to tree-vectorized.h.
7939 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7940 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7941 get_vectype_for_scalar_type, vect_is_simple_use,
7942 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7943 vect_supportable_dr_alignment, new_loop_vec_info,
7944 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7945 vect_set_verbosity_level, find_loop_location): Likewise.
7947 (vect_analyze_loop): Function externalized. Declaration moved to
7948 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7949 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7950 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7951 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7952 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7953 vect_enhance_data_refs_alignment, vect_analyze_operations,
7954 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7955 vect_stmt_relevant_p, vect_get_loop_niters,
7956 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7957 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7958 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7959 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7960 vect_get_memtag): Likewise.
7962 (vectorizable_load): Function externalized. Declaration moved to
7963 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7964 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7965 vect_transform_loop): Likewise.
7966 (vect_transform_stmt): Moved to tree-vect-transform.c.
7967 (vect_align_data_ref, vect_create_destination_var,
7968 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7969 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7970 vect_get_vec_def_for_operand, vect_init_vector,
7971 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7972 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7973 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7974 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7975 vect_do_peeling_for_loop_bound): Likewise.
7977 * tree-vect-analyze.c: New file.
7978 * tree-vect-transform.c: New file.
7980 2005-02-17 Jason Merrill <jason@redhat.com>
7982 PR mudflap/19319, c++/19317
7983 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7986 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7988 * doc/install.texi (Specific): Update link for Darwin-specific
7991 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7993 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7994 constant_boolean_node.
7996 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7999 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8000 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8002 2005-02-16 Richard Henderson <rth@redhat.com>
8005 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8007 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8008 replace uses with Wtype_MAXp1_F.
8009 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8010 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8011 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8012 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8013 and HAVE_TFMODE as appropriate.
8014 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8015 (__floatdisf): Likewise.
8016 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8017 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8018 (Wtype_MAXp1_F): New.
8019 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8020 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8022 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8025 * arm.c (arm_apply_result_size): New function.
8026 * arm.h (APPLY_RESULT_SIZE): Define.
8027 * arm-protos.h (arm_apply_result_size): Add prototype.
8028 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8029 (movxf): New expand.
8030 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8031 (call_value_symbol): Remove predicate for operand 0.
8032 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8033 (untyped_call): Rework to correclty return values for any type.
8034 (untyped_return): New expand.
8035 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8037 2005-02-16 Stan Shebs <shebs@apple.com>
8039 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8040 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8042 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8044 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8045 configure settings on Solaris 7 and later.
8047 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8049 PR tree-optimization/19865
8050 * tree-optimize.c (init_tree_optimization_passes): Run
8051 pass_may_alias after pass_sra.
8053 2005-02-16 Richard Henderson <rth@redhat.com>
8054 Stuart Hastings <stuart@apple.com>
8057 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8058 Do nothing if debug info suppressed for this function.
8059 (dbxout_begin_function): Early exit if debug info suppressed for
8062 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8065 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8067 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8069 PR tree-optimization/19967
8070 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8071 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8072 argument TYPE. Adjust calls to fold_builtin_XXX.
8073 (expand_builtin, fold_builtin_1): Adjust calls to
8075 (fold_builtin_strchr, fold_builtin_strpbrk,
8076 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8077 result to a requested type TYPE.
8079 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8082 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8083 (T)x & (T)cst if (T)cst overflows.
8084 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8085 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8087 2005-02-15 Jeff Law <law@redhat.com>
8089 * gcse.c (blocks_with_calls): New bitmap.
8090 (alloc_gcse_mem): Allocate it.
8091 (free_gcse_mem): Free it.
8092 (clear_modifY_mem_tables): Clear it.
8093 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8094 when we encounter CALL_INSNs.
8095 (compute_transp, case MEM): Handle blocks with calls separate
8096 from blocks without calls. Use bitmap iterators rather than
8099 2005-02-15 Peter O'Gorman <peter@pogma.com>
8102 * mklibgcc.in (vis_hide): Use a temporary object file, not
8105 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8108 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8109 access optimization.
8111 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8112 Alan Modra <amodra@bigpond.net.au>
8115 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8116 (_xlqsub): Rename to __gcc_qsub.
8117 (_xlqmul): Rename to __gcc_qmul.
8118 (_xlqdiv): Rename to __gcc_qdiv.
8119 Provide versioned symbol aliases with old names.
8120 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8121 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8122 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8123 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8124 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8126 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8128 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8129 Fold ~(A - 1) and ~(A + -1) to -A.
8131 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8135 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8136 config/pa/pa-host.c:pa_gt_pch_use_address.
8138 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8140 * tree-vn.c (get_value_handle): Make sure that given an
8141 is_gimple_min_invariant expression, we always return it.
8143 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8145 * passes.c (rest_of_handle_gcse): Fix a comment.
8147 2005-02-15 Jeff Law <law@redhat.com>
8149 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8151 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8152 (canon_list_insert, record_last_mem_set_info): Similarly.
8153 (clear_modify_mem_tables): Similarly.
8155 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8157 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8158 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8159 config/mips/mips.md, config/rs6000/aix.h,
8160 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8162 2005-02-15 Richard Henderson <rth@redhat.com>
8164 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8165 call to be best_edge.
8167 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8169 * basic-block.h: Adjust the prototype for find_basic_blocks.
8170 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8171 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8174 * flow.c (recompute_reg_usage): Remove all arguments.
8175 * passes.c (rest_of_compilation): Adjust the call to
8176 recompute_reg_usage.
8177 * rtl.h: Adjust the prototype for recompute_reg_usage.
8179 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8181 * tree-dump.c (dump_files): Update to reflect new member
8183 (dump_register): Add new argument.
8185 (dump_switch_p_1): Check against glob name if doglob was passed.
8186 (dump_switch_p): Check against regular first, then glob if
8187 we didn't have any hits on the dump name.
8188 * tree-optimize.c (register_one_dump_file):
8189 Pass in glob name as well.
8190 * tree-pass.h (struct dump_file_info): Add glob
8193 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8195 PR preprocessor/16323
8196 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8198 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8201 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8202 (trunctfdf2_internal1): New.
8203 (trunctfdf2_internal2): Renamed from trunctfdf2.
8205 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8207 PR tree-optimization/19853
8208 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8210 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8212 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8213 delete_dead_jumptables and cleanup_cfg.
8215 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8217 * reload.c (find_reloads): Swap address_reloaded flags when
8218 swapping commutative operands.
8220 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8222 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8223 Use standard_iv_increment_position for computing the bsi position
8225 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8228 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8231 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8232 life range of hard registers.
8233 * value-prof.c (insn_prefetch_values_to_profile): Only
8236 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8237 profile in libcalls.
8239 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8241 * bitmap.h (bitmap_and_compl_into): Return bool.
8242 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8244 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8246 PR tree-optimization/19944
8247 * fold-const.c (fold): Re-add ABS_EXPR folding.
8249 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8252 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8253 {TARGET,MASK}_XL_COMPAT.
8254 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8256 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8257 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8259 (rs6000_arg_partial_bytes): Same.
8260 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8261 and XL compatibility enabled.
8262 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8263 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8264 test to final condition.
8265 (cmptf_internal2): New.
8266 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8267 xl-compat. Add TFmode information to description.
8269 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8271 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8273 2005-02-13 Jason Merrill <jason@redhat.com>
8276 * fold-const.c (fold_indirect_ref_1): Split out from...
8277 (build_fold_indirect_ref): Here.
8278 (fold_indirect_ref): New fn.
8279 * tree.h: Declare it.
8280 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8281 (gimplify_modify_expr_rhs): Likewise.
8282 (gimplify_expr): Likewise.
8284 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8286 PR tree-optimization/14303
8287 PR tree-optimization/15784
8288 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8289 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8290 ABS_EXPR<x> != 0 to x != 0.
8292 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8294 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8295 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8296 spelling conventions.
8298 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8299 delete_trivially_dead_insns too many times.
8301 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8304 2005-02-12 Ira Rosen <irar@il.ibm.com>
8306 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8307 (vect_is_simple_iv_evolution): Remove redundant parameter
8309 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8310 without last parameter.
8311 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8312 Return pointer step. Call vect_is_simple_iv_evolution without
8313 last parameter. Check only that the step is multiple of size
8314 type. Remove stmt_vinfo updates.
8315 (vect_get_memtag_and_dr): Remove.
8316 (vect_get_memtag): New function.
8317 (vect_address_analysis): New function.
8318 (vect_object_analysis): New function.
8319 (vect_analyze_data_refs): Call vect_object_analysis and
8320 vect_get_memtag. Update stmt_vinfo fields.
8322 2005-02-12 Ira Rosen <irar@il.ibm.com>
8324 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8325 exist and are objects. Remove checks for pointer.
8326 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8327 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8328 (vect_create_data_ref_ptr): Likewise.
8329 (vect_base_addr_differ_p): New function.
8330 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8331 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8332 Don't set the DR_BASE_NAME field of data-ref.
8333 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8335 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8337 * optabs.h (enum optab_index): Add new OTI_ldexp.
8338 (ldexp_optab): Define corresponding macro.
8339 * optabs.c (init_optabs): Initialize ldexp_optab.
8340 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8342 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8344 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8345 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8347 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8348 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8351 2005-02-12 Ira Rosen <irar@il.ibm.com>
8353 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8355 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8357 (vect_get_base_and_offset): Always return an address.
8358 (vect_create_addr_base_for_vector_ref): Remove treatment for
8359 different data reference types.
8360 (vect_compute_data_ref_alignment): Rename base to base_address in
8361 stmt_vec_info. Get the object in order to force its alignment.
8362 (vect_get_memtag_and_dr): Rename base to base_address in
8363 stmt_vec_info. Extract the object for memtag analysis.
8365 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8367 PR regression/19898.
8368 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8369 changes cc_status, use apply modified_in_p to part of cc_status
8370 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8373 2005-02-11 Richard Henderson <rth@redhat.com>
8375 * tree-complex.c (expand_complex_libcall): New.
8376 (expand_complex_multiplication): Use it for c99 compliance.
8377 (expand_complex_division): Likewise.
8378 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8380 * builtins.c (built_in_names): Remove const.
8381 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8383 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8384 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8385 (built_in_names): Remove const.
8386 * c-common.c (c_common_type_for_mode): Handle complex modes.
8387 * flags.h, toplev.c (flag_complex_method): Rename from
8388 flag_complex_divide_method.
8389 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8390 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8391 * libgcc2.h: Declare them.
8392 * libgcc-std.ver: Export them.
8393 * mklibgcc.in (lib2funcs): Build them.
8395 2005-02-11 Steven Bosscher <stevenb@suse.de>
8397 PR tree-optimization/19876
8398 Partially revert my change from 2005-01-14
8399 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8400 (compute_antic): ...and remove the loop here.
8402 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8405 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8406 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8408 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8409 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8411 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8413 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8414 offsets for the big-endian 32-bit case.
8416 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8418 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8420 2005-02-11 Dale Johannesen <dalej@apple.com>
8422 * cselib.c (cselib_process_insn): Clear out regs where
8423 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8424 * reload.c (find_equiv_reg): Ditto.
8426 2005-02-11 Ian Lance Taylor <ian@airs.com>
8428 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8431 * tree.c (build_function_type_list): Work correctly if there are
8434 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8436 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8437 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8438 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8439 TARGET_ZARCH instead of TARGET_64BIT.
8441 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8443 * config/rs6000/t-rtems:
8444 (MULTILIB_OPTIONS): Remove mcpu=602.
8445 (MUTLILIB_DIRNAMES): Remove m602.
8446 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8447 Let mcpu=602 match mcpu=603.
8448 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8450 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8452 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8455 2005-02-10 David Daney <ddaney@avtrex.com>
8457 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8458 * config/i386/linux-unwind.h: Likewise.
8459 * config/ia64/linux-unwind.h: Likewise.
8460 * config/mips/linux-unwind.h: Likewise.
8461 * config/pa/linux-unwind.h: Likewise.
8462 * config/rs6000/linux-unwind.h: Likewise.
8463 * config/s390/linux-unwind.h: Likewise.
8464 * config/sh/linux-unwind.h: Likewise.
8465 * config/sparc/linux-unwind.h: Likewise.
8467 2005-02-10 Steven Bosscher <stevenb@suse.de>
8469 PR tree-optimization/17549
8470 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8471 TER to replace a DEF with its expression if the DEF and the
8472 rhs of the expression we replace into have the same root
8475 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8477 * config/mips/mips.md: Fix the placement of the match_scratch in the
8480 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8482 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8485 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8487 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8488 (strip_offset): Handle addresses.
8489 (add_address_candidates): Use strip_offset.
8490 (difference_cost): Reflect strip_offset change.
8491 (force_var_cost, difference_cost): Strip nops.
8493 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8495 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8497 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8498 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8499 config/cris/cris-protos.h, config/cris/cris.c: Update
8502 2005-02-10 Jeff Law <law@redhat.com>
8504 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8505 (lookup_avail_expr): Similarly.
8507 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8509 * builtins.c (fold_builtin_powi): New function.
8510 (fold_builtin_1): Call it.
8512 2005-02-10 Steven Bosscher <stevenb@suse.de>
8514 PR documentation/19309
8515 * doc/cpp.texi: The __GNUC__ and related predefined macros
8516 are also defined for the "standalone" cpp.
8517 Some non-GCC compilers may also define __GNUC__.
8519 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8522 * c-typeck.c (common_type): New routine. Old common_type renamed
8524 (c_common_type): ...this.
8525 (build_conditional_expr, build_binary_op): Use c_common_type instead
8528 2005-02-10 Steven Bosscher <stevenb@suse.de>
8530 * doc/md.texi: Replace @samp{length} with @code{length}.
8532 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8534 PR tree-optimization/18687
8535 * tree-flow.h (find_loop_niter): Declare.
8536 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8537 Try using scev even for loops with more than one exit.
8538 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8539 (struct ivopts_data): Added niters field.
8540 (struct nfe_cache_elt): New.
8541 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8543 (tree_ssa_iv_optimize_init): Initialize niters cache.
8544 (determine_number_of_iterations): Removed.
8545 (find_induction_variables): Do not call determine_number_of_iterations.
8546 Access niters for single exit through niter_for_single_dom_exit.
8547 (add_iv_outer_candidates): Access niters for single exit through
8548 niter_for_single_dom_exit.
8549 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8550 number_of_iterations_cond.
8551 (iv_period): New function.
8552 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8553 (may_replace_final_value): Take data argument. Use
8554 niter_for_single_dom_exit.
8555 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8556 (rewrite_use_compare): Pass data to may_eliminate_iv.
8557 (rewrite_use_outer): Pass data to may_replace_final_value.
8558 (free_loop_data): Clean up the niters cache.
8559 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8560 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8561 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8562 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8563 (num_ending_zeros): Moved to tree.c.
8564 * tree.h (num_ending_zeros): Declare.
8565 * tree.c (num_ending_zeros): Moved from tree.c.
8567 2005-02-09 Richard Henderson <rth@redhat.com>
8569 * builtins.c (DEF_BUILTIN): Add COND argument.
8570 * tree.h (DEF_BUILTIN): Likewise.
8571 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8572 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8574 (DEF_BUILTIN_STUB): New.
8575 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8576 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8577 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8578 * c-common.c (DEF_BUILTIN): Add COND argument.
8579 * tree.c (local_define_builtin): New.
8580 (build_common_builtin_nodes): New.
8582 2005-02-09 Roger Sayle <roger@eyesopen.com>
8584 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8585 floating point expression ignoring the sign of the result.
8586 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8587 (fold) <MULT_EXPR>: Use it to simplify x*x.
8588 * tree.h (fold_strip_sign_ops): Prototype here.
8589 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8590 argument. Use fold_strip_sign_ops to simplify the first argument.
8591 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8592 first argument when the second argument is an even integer
8593 constant, but only with -funsafe_math_optimizations.
8594 (fold_builtin_1): Update call to fold_builtin_copysign.
8596 2005-02-09 Ian Lance Taylor <ian@airs.com>
8599 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8600 just check whether EH_FILTER_FAILURE falls through.
8602 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8604 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8605 insns return to ready list in the next turn.
8607 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8610 * builtins.def: New __builtin_powi[lf].
8611 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8612 (expand_builtin_powi): New function.
8613 (expand_builtin): Dispatch to expand_builtin_powi.
8614 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8615 * libgcc2.c: Add __builtin_powi[lf] implementation.
8616 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8617 * optabs.h: Add powi_optab.
8618 * optabs.c (init_optabs): Initialize powi_optab.
8619 * doc/extend.texi: Document __builtin_powi[lf].
8621 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8623 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8626 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8629 * fold-const.c (try_move_mult_to_index): Remove redundant
8630 type argument. Create ADDR_EXPR with correct type.
8631 (fold): Update callers of try_move_mult_to_index. Convert
8632 result to the appropriate type.
8634 2005-02-09 Roger Sayle <roger@eyesopen.com>
8637 * config/avr/avr.c (default_rtx_costs): Delete.
8638 (avr_operand_rtx_cost): New function.
8639 (avr_rtx_costs): Completely rewrite.
8641 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8644 * config/cris/cris.c (in_code): New variable.
8645 (cris_output_addr_const): Now a static function, a wrapper for
8647 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8648 case from old cris_output_addr_const.
8649 (cris_asm_output_label_ref): Similar for LABEL_REF.
8650 (cris_output_addr_const_extra): Similar for UNSPEC.
8651 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8652 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8653 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8655 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8656 (cris_asm_output_label_ref): Declare.
8658 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8660 PR preprocessor/19801
8661 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8662 filenames that changed when libcpp was moved to the toplevel.
8664 2005-02-07 Roger Sayle <roger@eyesopen.com>
8666 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8667 zero extensions of BImode operands. Call lowpart_subreg instead
8668 of gen_lowpart_common and gen_lowpart_SUBREG.
8670 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8673 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8674 * configure.ac: Set cc_for_cross_gnattools.
8675 * configure: Regenerate.
8677 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8680 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8682 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8685 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8686 of nested functions.
8688 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8690 * doc/extend.texi: Document deprecated extensions allowing
8691 static floating-point members to have initializers and allowing
8692 floating-point literals in integral constant expressions.
8694 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8696 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8697 config/darwin7.h, config/mips/mips.c,
8698 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8701 * cse.c: Update comments.
8703 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8706 * builtins.c (fold_builtin_sqrt): Transform
8707 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8710 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8711 Dorit Naishlos <dorit@il.ibm.com>
8713 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8714 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8715 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8717 * tree.h (vect_set_verbosity_level): New extern function declaration
8719 * tree-vectorizer.h (verbosity_levels): New enum type.
8720 * tree-vectorizer.c (vect_debug_stats): Function removed.
8721 (vect_debug_details): Likewise.
8722 (vect_verbosity_level): Global variable was defined and initialized.
8723 (vect_dump): Global variable definition.
8724 (vect_print_dump_info): New function.
8725 (vect_set_dump_settings): New function.
8726 (vect_set_verbosity_level): New function.
8727 (vectorize_loops): Add call to vect_set_dump_settings.
8729 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8730 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8731 (slpeel_tree_peel_loop_to_edge): Likewise.
8733 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8734 appropriate verbosity level instead of call to vect_debug_details
8735 or vect_debug_stats.
8736 (vect_get_base_and_offset):
8737 (vect_create_addr_base_for_vector_ref):
8738 (get_vectype_for_scalar_type):
8739 (vect_create_data_ref_ptr):
8741 (vect_get_vec_def_for_operand):
8742 (vect_finish_stmt_generation):
8743 (vectorizable_assignment):
8744 (vectorizable_operation):
8745 (vectorizable_store):
8746 (vectorizable_load):
8747 (vect_transform_stmt):
8748 (vect_update_ivs_after_vectorizer):
8749 (vect_do_peeling_for_loop_bound):
8750 (vect_update_inits_of_drs):
8751 (vect_do_peeling_for_alignment):
8752 (vect_transform_loop):
8753 (vect_is_simple_use):
8754 (vect_analyze_operations):
8755 (vect_is_simple_iv_evolution):
8756 (vect_analyze_scalar_cycles):
8757 (vect_analyze_data_ref_dependence):
8758 (vect_analyze_data_ref_dependences):
8759 (vect_compute_data_ref_alignment):
8760 (vect_enhance_data_refs_alignment):
8761 (vect_analyze_data_refs_alignment):
8762 (vect_analyze_data_ref_access):
8763 (vect_analyze_data_ref_accesses):
8764 (vect_analyze_pointer_ref_access):
8765 (vect_get_memtag_and_dr):
8766 (vect_analyze_data_refs):
8767 (vect_mark_relevant):
8768 (vect_stmt_relevant_p):
8769 (vect_mark_stmts_to_be_vectorized):
8770 (vect_can_advance_ivs_p):
8771 (vect_get_loop_niters):
8772 (vect_analyze_loop_form):
8773 (vect_analyze_loop):
8774 (vectorize_loops): Likewise.
8776 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8777 (vect_update_inits_of_drs):
8778 (vect_do_peeling_for_alignment):
8779 (vect_transform_loop):
8780 (vect_analyze_operations):
8781 (vect_analyze_scalar_cycles):
8782 (vect_analyze_data_ref_dependences):
8783 (vect_analyze_data_refs_alignment):
8784 (vect_analyze_data_ref_accesses):
8785 (vect_analyze_data_refs):
8786 (vect_mark_stmts_to_be_vectorized):
8787 (vect_get_loop_niters):
8788 (vect_analyze_loop_form):
8789 (vect_analyze_loop): Likewise.
8790 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8792 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8796 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8797 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8798 either -ffast-math or -funsafe-math-optimizations is in use.
8800 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8801 * config/mips/irix-csr.c: New file.
8802 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8803 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8804 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8807 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8809 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8810 redundant, incorrect definitions.
8812 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8814 ("*tls_indirect_call"): New, reference hard regs directly.
8815 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8817 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8819 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8820 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8822 2005-02-06 Roger Sayle <roger@eyesopen.com>
8824 PR rtl-optimization/19800
8825 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8826 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8829 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8831 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8833 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8836 * doc/invoke.texi: Correct documentation of -freorder-functions.
8838 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8841 * doc/invoke.texi: Don't mention gccbug.
8843 2005-02-06 Roger Sayle <roger@eyesopen.com>
8844 Andrew Pinski <pinskia@physics.uc.edu>
8845 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8847 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8848 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8849 into just (zero_extract:SI FOO (const_int 1) BAR).
8851 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8853 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8854 macro locally. Don't give last revision date. Use GCC version
8855 number from gcc-common.texi.
8856 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8857 revision date. Use GCC version number from gcc-common.texi.
8858 Describe being a library as current state rather than as 3.x
8860 * doc/gcc.texi: Remove last update date.
8861 * doc/gccint.texi: Likewise. Update copyright dates.
8862 * doc/install.texi: Update copyright dates.
8864 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8867 * doc/invoke.texi: Mention for each option included in -Wall that
8868 it is included in -Wall.
8869 * doc/gcc.texi: Update copyright and last modification date.
8871 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8873 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8874 unnecessary cast to original induction variable increments.
8876 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8878 PR tree-optimization/18219
8879 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8880 in distributed form.
8882 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8884 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8885 Set bitpos and offset later in the function. Do nothing if the
8886 target is a register and if the bitfield lies completely outside
8888 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8889 here. Return an uninitialised register if the source value is stored
8890 in a register and the bitfield lies completely outside that register.
8892 2005-02-06 Steven Bosscher <stevenb@suse.de>
8894 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8897 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8899 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8901 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8903 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8904 * config/darwin8.h: New.
8905 * config/darwin7.h: Update comment.
8907 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8908 Dorit Naishlos <dorit@il.ibm.com>
8910 * tree-vectorizer.h (LOC): New type.
8911 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8912 (loop_line_number): New field in struct _loop_vec_info.
8913 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8915 * tree-vectorizer.c (input.h): Included.
8916 (find_loop_location): New function.
8917 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8918 loop line number removed.
8919 (vect_debug_details): Likewise.
8920 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8922 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8923 call to vect_debug_details/stats changed from loop to loop_loc.
8924 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8925 (slpeel_tree_peel_loop_to_edge): Likewise.
8927 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8928 changed from NULL to UNKNOWN_LOC.
8929 (vect_get_base_and_offset):
8930 (vect_create_addr_base_for_vector_ref):
8931 (get_vectype_for_scalar_type):
8932 (vect_create_data_ref_ptr):
8934 (vect_get_vec_def_for_operand):
8935 (vect_finish_stmt_generation):
8936 (vectorizable_assignment):
8937 (vectorizable_operation):
8938 (vectorizable_store):
8939 (vectorizable_load):
8940 (vect_transform_stmt):
8941 (vect_update_ivs_after_vectorizer):
8942 (vect_do_peeling_for_loop_bound):
8943 (vect_do_peeling_for_alignment):
8944 (vect_transform_loop):
8945 (vect_is_simple_use):
8946 (vect_analyze_operations):
8947 (vect_is_simple_iv_evolution):
8948 (vect_analyze_scalar_cycles):
8949 (vect_analyze_data_ref_dependences):
8950 (vect_compute_data_ref_alignment):
8951 (vect_enhance_data_refs_alignment):
8952 (vect_analyze_data_ref_access):
8953 (vect_analyze_data_ref_accesses):
8954 (vect_analyze_pointer_ref_access):
8955 (vect_get_memtag_and_dr):
8956 (vect_analyze_data_refs):
8957 (vect_mark_relevant):
8958 (vect_stmt_relevant_p):
8959 (vect_mark_stmts_to_be_vectorized):
8960 (vect_can_advance_ivs_p):
8961 (vect_get_loop_niters):
8962 (vect_analyze_loop):
8963 (vectorize_loops): Likewise.
8965 (vectorizable_load): Argument in call to vect_debug_details/stats
8966 changed from loop to LOOP_LOC (loop_vinfo).
8967 (vect_transform_loop):
8968 (vect_analyze_operations):
8969 (vect_analyze_scalar_cycles):
8970 (vect_analyze_data_ref_dependence):
8971 (vect_enhance_data_refs_alignment):
8972 (vect_analyze_data_ref_accesses):
8973 (vect_analyze_pointer_ref_access):
8974 (vect_analyze_data_refs):
8975 (vect_analyze_loop): Likewise.
8977 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8978 changed from loop to loop_loc.
8980 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8982 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8983 Dorit Naishlos <dorit@il.ibm.com>
8985 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8987 (vect_analyze_data_ref_dependences): Likewise.
8989 (vect_is_simple_use): Argument changed from loop structure to
8990 loop_vect_info structure.
8991 (vect_can_advance_ivs_p): Likewise.
8992 (vect_create_index_for_vector_ref): Likewise.
8993 (vect_update_ivs_after_vectorizer): Likewise.
8994 (new_stmt_vec_info): Likewise.
8996 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8997 changed from loop to loop_vinfo.
8998 (vect_create_data_ref_ptr): First argument in call to
8999 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9000 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9001 was changed from loop to loop_vinfo.
9002 (vectorizable_operation): Likewise.
9003 (vectorizable_store): Likewise.
9004 (vect_mark_stmts_to_be_vectorized): Likewise.
9005 (vect_do_peeling_for_loop_bound): First argument in call to
9006 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9007 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9008 was changed from loop to loop_vinfo.
9009 (vect_analyze_data_ref_dependences): Third argument in call to
9010 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9012 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9013 (vect_create_data_ref_ptr): Likewise.
9014 (vect_init_vector): Likewise.
9015 (vect_get_vec_def_for_operand): Likewise.
9016 (vectorizable_assignment): Likewise.
9017 (vectorizable_operation): Likewise.
9018 (vectorizable_store): Likewise.
9019 (vectorizable_load): Likewise.
9020 (vect_update_ivs_after_vectorizer): Likewise.
9021 (vect_is_simple_use): Likewise.
9022 (vect_analyze_data_ref_dependence): Likewise.
9023 (vect_analyze_pointer_ref_access): Likewise.
9024 (vect_can_advance_ivs_p): Likewise.
9026 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9027 before _stmt_vec_info.
9028 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9029 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9030 (new_stmt_vec_info): Argument changed from loop structure to
9031 loop_vect_info structure
9033 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9034 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9035 (vect_create_addr_base_for_vector_ref): Likewise.
9036 (vect_analyze_pointer_ref_access): Likewise.
9038 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9041 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9042 phi flag if the phi is abnormal.
9044 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9047 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9048 information for the new statement.
9050 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9053 * gcc.c (main): Include the target in -v output.
9055 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9057 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9058 Do not drop the extend if we'd have to add a paradoxical subreg
9059 later. Include optabs.h and insn-codes.h.
9060 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9062 2005-02-02 Roger Sayle <roger@eyesopen.com>
9065 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9066 * fold-const.c (const_binop): Avoid constant folding floating
9067 point operations in modes that use composite representations.
9068 * simplify-rtx.c (simplify_binary_operation): Likewise.
9070 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9072 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9074 (altivec_dstt): Likewise.
9075 (altivec_dstst): Likewise.
9076 (altivec_dststt): Likewise.
9077 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9080 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9082 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9083 EXPR_LOCUS from orig_cond to the new cond_stmt.
9084 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9087 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9089 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9090 standard_iv_increment_position. Remove call to bsi_next
9091 (no need to bump the iterator anymore).
9092 (vect_create_index_for_vector_ref): Call
9093 standard_iv_increment_position. Remove second function argument.
9094 (vect_finish_stmt_generation): Remove call to bsi_next
9095 (no need to bump the iterator anymore).
9096 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9097 to vect_create_index_for_vector_ref.
9099 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9101 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9102 phis are used out of the loop.
9104 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9107 * c-decl.c (undef_nested_function): New variable.
9108 (pop_scope): Diagnose undefined nested functions.
9109 (finish_function): Don't attempt cgraph processing or genericizing
9110 if current top-level function contained an undefined nested
9111 function. Reset undef_nested_function at the end of a top-level
9114 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9116 * tree.c (build_int_cst_type): Take sign of the value into account
9117 when deciding whether sign extend the value.
9119 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9122 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9123 (cpp_options, cc1_options): Change %{std*&ansi} to
9124 %{std*&ansi&trigraphs}.
9126 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9128 * cse.c: Update comments.
9130 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9132 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9133 arguments go on the stack. Do not put complex doubles in odd/even
9136 2005-02-02 Steven Bosscher <stevenb@suse.de>
9138 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9139 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9140 -ftree-pre, and -fthread-jumps.
9142 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9144 PR tree-optimization/19578
9145 * tree-flow.h (modified_noreturn_calls): Declare.
9146 (noreturn_call_p): Declare.
9147 * tree-flow-inline.h (noreturn_call_p): New function.
9148 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9149 * tree-cfg.c (modified_noreturn_calls): New variable.
9150 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9151 that contain a mid-block noreturn call.
9152 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9154 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9156 * df.c (df_def_record_1, df_uses_record): Don't use
9158 * df.h (DF_FOR_REGALLOC): Remove.
9160 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9163 * c-typeck.c (really_start_incremental_init): Reset
9164 constructor_max_index for arrays of incomplete type.
9166 2005-02-02 Jeff Law <law@redhat.com>
9168 * gcse.c (struct reg_set): Store the block index where the register
9169 was set rather than the setting insn.
9170 (record_one_set, compute_transp): Corresponding changes.
9171 (pre_insert_copy_insn): Do not call replace_one_set.
9172 (replace_one_set): Remove.
9174 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9177 * doc/gcov.texi: Fix typo.
9179 2005-02-01 Richard Henderson <rth@redhat.com
9182 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9183 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9185 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9186 * config/i386/i386-protos.h: Update.
9188 2005-02-01 Steven Bosscher <stevenb@suse.de>
9190 PR tree-optimization/19217
9191 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9192 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9193 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9194 that it is walking a PHI node.
9196 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9198 * doc/extend.texi (Nested Functions): Update.
9200 2005-02-01 Richard Henderson <rth@redhat.com>
9203 * optabs.c (expand_copysign_absneg): Export.
9204 * optabs.h (expand_copysign_absneg): Declare.
9205 * config/rs6000/rs6000.md (copysigntf3): New.
9207 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9209 PR tree-optimization/19633
9210 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9211 * tree-ssa-alias.c (init_alias_info): Initialize.
9212 (merge_pointed_to_info): Set.
9213 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9214 (dump_points_to_info_for): Show value of pt_null.
9215 (struct count_ptr_d): Declare.
9216 (find_ptr_dereference): Remove.
9217 (ptr_is_dereferenced_by): Remove.
9218 (count_ptr_derefs): New local function.
9219 (count_uses_and_derefs): New local function.
9220 (compute_points_to_and_addr_escape): Call it. If the number
9221 of dereferences is greater than zero, mark the pointer as
9222 dereferenced. If there are fewer dereferences than uses of
9223 the pointer, the pointer's value escapes.
9225 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9227 PR tree-optimization/19670
9228 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9230 (verify_use): ... set it here, instead.
9232 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9234 * doc/sourcebuild.texi (Test directives): Fix formatting.
9236 * doc/sourcebuild.texi (Test directives): Describe selector
9239 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9241 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9242 specific 64-bit CPUs.
9244 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9247 * arm.c (arm_eliminable_register): New function.
9248 (adjacent_mem_locations): Don't allow eliminable registers. Use
9249 HOST_WIDE_INT for address offsets.
9250 * arm-protos.h (arm_eliminable_register): Add prototype.
9252 2005-02-01 Steven Bosscher <stevenb@suse.de>
9254 PR optimization/15242
9255 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9256 * basic-block.h (duplicate_computed_gotos): Add prototype.
9257 * bb-reorder.c (duplicate_computed_gotos): New function to
9258 duplicate sufficiently small blocks ending in a computed jump.
9259 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9260 if not optimizing for size.
9261 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9262 never do tail merging for blocks ending in a computed jump.
9263 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9265 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9267 Patch from Richard Sandiford <rsandifo@redhat.com>
9268 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9269 from inheriting a subreg equivalence with a non-spill register.
9271 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9273 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9275 * config/frv/frv.c (movcc_fp_destination_operand): New.
9276 (gpr_or_memory_operand): Fix typo in comment.
9277 (gpr_or_memory_operand_with_scratch): New.
9278 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9279 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9280 movcc_fp_destination_operand.
9281 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9282 Legitimize memory addresses using a scratch register.
9284 2005-01-31 Jeff Law <law@redhat.com>
9286 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9287 bitmap a sparse bitmap instead of a simple bitmap.
9288 (mark_def_sites_initialize_block): Corresponding changes.
9289 (ssa_mark_def_sites_initialize_block): Likewise.
9290 (ssa_mark_phi_uses): Likewise.
9291 (mark_def_site, ssa_mark_def_sites): Likewise.
9292 (mark_def_site_blocks): Likewise.
9293 (rewrite_ssa_into_ssa): Likewise.
9295 * tree-ssa-dom.c (record_cond): Pass correct variable type
9296 for last argument to htab_find_slot_with_hash.
9298 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9299 effects when optimizing 0 % X. Do not try to optimize X % 0.
9301 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9303 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9306 2005-02-01 Eric Christopher <echristo@redhat.com>
9308 * config/mips/mips.c (override_options): Warn if -mint64
9310 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9313 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9315 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9317 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9318 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9319 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9320 (cached_regno): Initialize to INVALID_REGNUM.
9321 (cse_reg_info_table_size,
9322 cse_reg_info_table_first_uninitialized,
9323 cse_reg_info_timestamp): New.
9324 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9326 (init_cse_reg_info, get_cse_reg_info_1): New.
9327 (get_cse_reg_info): Cache the last look-up.
9328 (new_basic_block): Update the code to clear mappings from
9329 registers to cse_reg_info entries.
9330 (cse_main): Call init_cse_reg_info.
9332 * cse.c (get_cse_reg_info): Update a comment.
9334 2005-01-31 Steven Bosscher <stevenb@suse.de>
9337 * c-decl.c (start_decl): Do not warn about arrays of elements with
9338 an incomplete type here.
9339 (grokdeclarator): Do it here by making a pedwarn an error.
9340 * c-typeck.c (push_init_level): If there were previous errors with
9341 the constructor type, do not warn about braces for initializers.
9342 (process_init_element): Likewise for excess initializer elements.
9344 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9346 * cse.c (delete_trivially_dead_insn): Don't iterate.
9348 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9350 * config/rs6000/rs6000.md (copysignsf3): New expand.
9351 (copysigndf3): Likewise.
9353 2005-01-31 Steven Bosscher <stevenb@suse.de>
9355 * recog.c (constrain_operands): Only look for earlyclobber operand
9356 conflicts if an '&' constraint was seen.
9358 2005-01-31 Marc Espie <espie@openbsd.org>
9360 * config.gcc: Don't include embedded systems fragment, switches default
9361 debugging format to ELF.
9362 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9363 longer pick it up there.
9365 2005-01-31 Dale Johannesen <dalej@apple.com>
9367 * doc/extend.texi (nested functions): Fix linkage description.
9368 Clarify that static is not allowed.
9370 2005-01-31 Dale Johannesen <dalej@apple.com>
9372 * config/rs6000/darwin.md (movsf_low_di): Make work.
9373 (movdf_low_di): Make work.
9375 2005-01-31 Dale Johannesen <dalej@apple.com>
9377 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9378 Make work for 64 bit.
9380 2005-01-31 Roger Sayle <roger@eyesopen.com>
9381 Dale Johannesen <dalej@apple.com>
9384 * fold-const.c (fold_binary_op_with_conditional_arg):
9385 Make types match original operands, before STRIP_NOPS.
9387 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9389 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9390 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9391 (struct gcc_sigcontext): Delete. Merge contents to..
9392 (struct gcc_ucontext): ..here.
9393 (get_sigcontext): Delete.
9394 (get_regs): New function, like get_sigcontext but return regs ptr.
9395 64-bit version finds regs from r1 to support vdso.
9396 (ppc_linux_aux_vector): New function.
9397 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9400 2005-01-31 Ira Rosen <irar@il.ibm.com>
9402 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9404 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9405 redundant fold. Fix misalignment for MINUS_EXPR.
9406 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9407 (vect_analyze_pointer_ref_access): Likewise.
9408 (vect_get_memtag_and_dr): Likewise.
9410 2005-01-31 Richard Henderson <rth@redhat.com>
9412 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9413 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9414 absnegdf2_i387, absnegxf2_i387): Likewise.
9416 2005-01-31 Richard Henderson <rth@redhat.com>
9419 * optabs.c (expand_copysign_absneg): New.
9420 (expand_copysign_bit): Split out from ...
9421 (expand_copysign): ... here. Use expand_copysign_absneg.
9423 2005-01-30 Roger Sayle <roger@eyesopen.com>
9426 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9427 constant as the second operand and a register as the third.
9429 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9432 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9433 that dllimport'd functions do not use all call-clobbered registers
9436 2005-01-30 Richard Henderson <rth@redhat.com>
9439 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9440 expand_abs_nojump and generalize. Use operand_subword and
9441 emit_no_conflict_block. Support large modes.
9442 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9444 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9445 negation to subtraction.
9446 (expand_copysign): Check that the format has signed zeros.
9447 Use operand_subword and emit_no_conflict_block. Support large modes.
9449 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9451 Fix PR tree-optimization/19624
9453 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9454 * tree-ssa-pre.c: Add cfgloop.h.
9456 (pre_stats): New member, constified.
9457 (inserted_exprs): New static variable.
9458 (NECESSARY): New macro.
9459 (create_expression_by_pieces): Fold the expression, and
9460 mark it as defaulting to not necessary. Also put in
9462 (fully_constant_expression): New function.
9463 (insert_into_preds_of_block): Modify to not insert phis when we
9464 are playing with induction variables.
9465 Push phis onto the inserted_exprs vector, and mark them as not
9466 necessary by default.
9467 (insert_aux): Call fully_constant_expression on eprime.
9468 If all edges produce the same value, mark it constant.
9469 (mark_operand_necessary): New function.
9470 (remove_dead_inserted_code): New function.
9471 (init_pre): Init loop optimizer to get loop info.
9472 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9473 (execute_pre): Commit edge inserts, then remove dead code.
9475 2005-01-30 Richard Henderson <rth@redhat.com>
9477 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9478 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9480 2005-01-30 Richard Henderson <rth@redhat.com>
9483 * config/i386/i386.c (ix86_expand_copysign): New.
9484 (ix86_split_copysign_const): New.
9485 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9486 rearrange op1/nmask operands.
9487 * config/i386/i386-protos.h: Update.
9488 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9489 (copysigndf3): Likewise.
9490 (copysignsf3_const, copysigndf3_const): New.
9491 (copysignsf3_var): Rename from copysignsf3, split out splitter
9492 and fix split predicate for X constraint.
9493 (copysigndf3_var): Similarly.
9495 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9497 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9498 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9499 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9501 2005-01-29 Richard Henderson <rth@redhat.com>
9504 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9505 of # and * in constraints.
9507 2005-01-29 Richard Henderson <rth@redhat.com>
9510 * expr.c (store_field): Don't strip sub-mode cast when the input
9511 data is even smaller.
9513 2005-01-29 Richard Henderson <rth@redhat.com>
9516 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9519 2005-01-29 Richard Henderson <rth@redhat.com>
9521 * combine.c (make_field_assignment): Fix argument order
9524 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9526 PR tree-optimization/15791
9527 * fold-const.c (extract_array_ref): New function.
9528 (fold): Fold comparisons between &a[i] and &a[j] or
9529 semantically equivalent trees.
9531 2005-01-29 Jeff Law <law@redhat.com>
9533 * gcse.c (insert_expr_in_table): Revamp handling of available
9534 and anticipatable occurrence lists to avoid unnecessary list
9536 (insert_set_in_table): Similarly.
9538 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9540 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9542 (c_build_qualified_type): Build qualified array types with
9543 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9544 * c-decl.c (c_make_fname_decl): Build unqualified array type
9545 before qualified type.
9546 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9547 type is qualified, not just if type itself is. Don't apply
9548 qualifiers to array type when declarator is processed. Apply
9549 qualifiers to field type whether or not it is an array type.
9550 Don't handle array types specially for applying qualifiers to
9552 * c-typeck.c (composite_type): Build unqualified element type and
9553 array type when forming composite of array types.
9554 (common_pointer_type, comptypes, comp_target_types,
9555 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9556 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9558 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9559 (args2) in variables a1 and a2.
9561 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9563 * cse.c (n_elements_made, max_elements_made): Remove.
9564 (insert): Don't touch n_elements_made.
9565 (cse_main): Don't touch n_elements_made or max_elements_made.
9567 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9570 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9571 configuration part of dp-bit.c to be lost.
9573 2005-01-28 Roger Sayle <roger@eyesopen.com>
9575 * expmed.c (expand_mult_highpart_optab): When attempting to use
9576 a non-widening multiplication in a wider mode, the operands need
9577 to be converted (zero or sign extended) to that mode.
9579 2005-01-28 Ian Lance Taylor <ian@airs.com>
9583 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9584 through if both operands fall through.
9586 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9588 * cse.c (fold_rtx) <PC>: Don't optimize.
9590 2005-01-28 Jeff Law <law@redhat.com>
9592 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9593 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9595 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9597 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9598 cse_reg_info_used_list_end): Remove.
9599 (cse_reg_info_list, cse_reg_info_list_free): New.
9600 (get_cse_reg_info): When allocating an instance of
9601 cse_reg_info, add it to the beginning of the cse_reg_info_list
9602 list. Remove code to maintain cse_reg_info_used_list.
9603 (new_basic_block): Reset the free list to the beginning of
9606 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9608 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9609 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9610 (frv_expand_mdpackh_builtin): New function.
9611 (frv_expand_builtin): Use it to expand __MDPACKH.
9612 * doc/extend.texi (__MDPACKH): Update documentation.
9614 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9616 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9617 SSE_FLOAT_MODE_P for use_sse computation.
9619 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9622 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9624 2005-01-27 Richard Henderson <rth@redhat.com>
9626 * builtins.c (expand_builtin_copysign): New.
9627 (expand_builtin): Call it.
9628 * genopinit.c (optabs): Add copysign_optab.
9629 * optabs.c (init_optabs): Initialize it.
9630 (expand_copysign): New.
9631 * optabs.h (OTI_copysign, copysign_optab): New.
9632 (expand_copysign): Declare.
9634 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9635 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9637 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9638 (ix86_expand_fp_absneg_operator): ... here.
9639 (ix86_split_copysign): New.
9640 * config/i386/i386-protos.h: Update.
9641 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9642 (copysignsf3, copysigndf3): New.
9644 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9645 (copysignsf3, ncopysignsf3): New.
9646 (copysigndf3, ncopysigndf3): New.
9647 (copysignxf3, ncopysignxf3): New.
9648 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9650 2005-01-27 Arend Bayer <arend.bayer@web.de>
9651 Kazu Hirata <kazu@cs.umass.edu>
9653 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9654 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9655 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9658 2005-01-27 Jeff Law <law@redhat.com>
9660 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9661 definitions of SSA_NAMEs which are not being rewritten.
9662 (rewrite_ssa_into_ssa): Only initialize the current definition
9663 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9664 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9665 SSA_NAMEs before returning.
9667 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9669 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9670 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9671 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9672 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9673 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9675 2005-01-27 Steven Bosscher <stevenb@suse.de>
9678 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9679 higher to -O2 and higher. Likewise for tree PRE.
9680 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9683 2005-01-27 Ian Lance Taylor <ian@airs.com>
9686 * gimple-low.c (try_catch_may_fallthru): New static function.
9687 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9688 * tree-inline.c (expand_call_inline): Don't warn about reaching
9689 the end of a non-void function being inlined if the function uses
9692 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9694 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9697 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9698 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9699 (implicitly_declare): Handle error_mark_node.
9701 2005-01-27 Richard Henderson <rth@redhat.com>
9704 * tree.h (struct tree_decl): Add debug_expr_is_from.
9705 (DECL_DEBUG_EXPR_IS_FROM): New.
9706 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9707 * dwarf2out.c (dwarf2out_var_location): Update to match.
9708 * tree-outof-ssa.c (create_temp): Likewise.
9709 * var-tracking.c (track_expr_p): Likewise.
9710 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9711 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9712 * toplev.c (default_tree_printer): Likewise.
9714 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9716 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9717 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9719 2005-01-27 Steven Bosscher <stevenb@suse.de>
9721 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9722 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9723 ASM_CLOBBERS): Add tree checks.
9725 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9726 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9727 * c-common.def (SWITCH_STMT): Update to match.
9728 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9729 macros instead of SWITCH_EXPR ones.
9730 * c-dump.c (c_dump_tree): Likewise.
9731 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9732 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9734 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9736 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9738 * unwind-dw2.c (execute_stack_op): Add missing cases for
9739 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9741 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9743 * config.gcc (Obsolete configurations): Remove 'dummy', add
9744 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9747 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9749 PR tree-optimization/19633
9750 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9752 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9753 are no call-clobbered variables.
9754 * tree-outof-ssa.c (check_replaceable): Return false for calls
9757 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9759 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9760 even for variables with NULL DECL_INITIAL.
9762 2005-01-26 Stuart Hastings <stuart@apple.com>
9764 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9766 2005-01-26 Richard Henderson <rth@redhat.com>
9769 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9771 * expr.c (store_field): Strip conversions to odd-bit-sized types
9772 if the destination field width matches.
9774 2005-01-26 Richard Henderson <rth@redhat.com>
9776 * c-decl.c, expmed.c, expr.c: Revert last change.
9778 2005-01-26 Richard Henderson <rth@redhat.com>
9781 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9783 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9784 if we don't need the bits above those present in the current mode.
9785 * expr.c (store_field): Strip conversions to odd-bit-sized types
9786 if the destination field width matches.
9788 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9790 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9791 either -ffast-math or -funsafe-math-optimizations is in use.
9793 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9797 * config/avr/avr.c (notice_update_cc): Only set condition code for
9798 ashrqi3 if shift count > 0.
9799 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9800 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9801 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9802 count <= 0 as a no-op, and shift count >= width by copying zero
9803 or sign bit to all bits of the result.
9804 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9805 count, with attribute "length" set to 0 and "cc" set to "none".
9807 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9809 * doc/invoke.texi: Document -mTLS.
9811 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9812 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9813 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9814 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9815 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9816 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9817 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9818 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9820 * configure.ac: Check for a TLS capable gas.
9822 * configure: Regenerate.
9824 2005-01-26 Richard Henderson <rth@redhat.com>
9827 * combine.c (make_field_assignment): Simplify store to zero_extract
9828 from a source with an overlapping mask.
9830 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9832 2004-11-11 Eric Christopher <echristo@redhat.com>
9834 * config/frv/frv.md: Add fr400_integer automaton. Don't
9835 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9838 2005-01-26 Steven Bosscher <stevenb@suse.de>
9841 * cfgbuild.c (make_edges): Do not clear or set
9842 current_function_has_computed_jump.
9843 * function.h (struct function): Remove the has_computed_jump field.
9844 (current_function_has_computed_jump): Do not define.
9845 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9846 in a computed jump. Ignore current_function_has_computed_jump.
9848 2005-01-26 Richard Henderson <rth@redhat.com>
9851 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9852 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9854 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9855 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9856 objects into static storage if they have more than one non-zero value.
9857 * tree.h (categorize_ctor_elements): Update decl.
9859 2005-01-26 Steven Bosscher <stevenb@suse.de>
9862 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9863 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9864 to this function from 2004-07-10.
9865 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9866 the current function for tail call optimizations if the address
9867 of one of it its arguments is taken.
9869 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9871 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9873 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9875 * function.c (expand_function_end): If current_function_calls_alloca,
9876 emit stack restore in a place that is reached when the function falls
9879 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9881 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9882 rule to avoid matching inappropriate suffix rule.
9884 2005-01-26 Jan Hubicka <jh@suse.cz>
9886 PR tree-optimization/19241
9887 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9889 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9891 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9892 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9894 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9895 <sim*>: Always use crt1.o, regardless of N in simN.
9896 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9897 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9898 (CRT_CALL_STATIC_FUNCTION): Remove.
9899 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9900 use crt1.o, regardless of N in simN.
9901 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9902 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9903 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9904 case isystem setting.
9905 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9907 2005-01-25 Ian Lance Taylor <ian@airs.com>
9909 * gimple-low.c (block_may_fallthru): Correct handling of
9910 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9912 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9914 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9915 handlers to match indentation; nested under the mtune=* handler.
9916 Similar for mcpu= and march=.
9918 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9920 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9921 * config/mips/linux64.h (LIB_SPEC): Likewise.
9922 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9923 * config/sh/linux.h (LIB_SPEC): Likewise.
9925 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9927 * config/frv/frv.c (frv_legitimize_tls_address): New.
9928 (TARGET_HAVE_TLS): Define.
9929 (FRV_SYMBOL_REF_TLS_P): Define.
9930 (frv_override_options): Handle new register classes.
9931 (frv_legitimate_address_p): Reject tls addresses.
9932 (frv_legitimize_address): Handle TLS addresses.
9933 (gen_inlined_tls_plt): New.
9935 (frv_legitimize_tls_address): New.
9936 (unspec_got_name): Add TLS entries.
9937 (got12_operand): Add R_FRV_TLSMOFF12 case.
9938 (frv_emit_move): Fixup TLS addresses.
9939 (frv_emit_movsi): Legitimize TLS addresses.
9941 * config/frv/frv.h (MASK_BIG_TLS): New.
9942 (TARGET_BIG_TLS): New.
9943 (HAVE_AS_TLS): Define.
9944 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9945 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9946 (REG_CLASS_NAMES): Same.
9947 (REG_CLASS_CONTENTS): Same.
9948 (CONSTRAINT_LEN): New.
9949 (REG_CLASS_FROM_CONSTRAINT): New.
9950 (PREDICATE_CODES): Add symbolic_operand.
9952 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9953 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9954 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9955 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9956 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9957 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9958 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9959 GR9_REG, GR14_REG, LRREG.
9960 (type): Add load_or_call attribute.
9961 ("load_or_call"): New reservation.
9962 ("call_gettlsoff"): New.
9963 ("tls_indirect_call"): New.
9964 ("tls_load_gottlsoff12"): New.
9965 ("tlsoff_hilo"): New.
9966 ("tls_tlsdesc_ldd"): New.
9967 ("tls_tlsoff_ld"): New.
9970 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9972 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9974 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9975 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9976 * config/frv/frv.c (TLS_BIAS): Define.
9977 (frv_output_dwarf_dtprel): New.
9979 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9981 PR rtl-optimization/19579
9982 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9983 both A and B, see if they don't clobber registers the other expr uses.
9985 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9987 * real.c (do_add): Initialize signalling and canonical members.
9989 * real.c (real_from_integer): Zero out destination.
9991 2005-01-18 Jan Hubicka <jh@suse.cz>
9993 PR tree-optimize/19337
9994 * tree-inline.c (initialize_inlined_parameters): Copy
9995 saved_static_chain_decl only.
9997 2005-01-25 Richard Henderson <rth@redhat.com>
10001 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10002 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10003 80387 enabled, to return a proper subclass. Return the subset that
10004 overlaps with GENERAL_REGS for PLUS.
10005 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10007 2005-01-25 Richard Henderson <rth@redhat.com>
10009 PR middle-end/19609
10010 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10012 2005-01-25 Roger Sayle <roger@eyesopen.com>
10014 * expmed.c (choose_multiplier): Change interface to return the
10015 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10016 (expand_divmod): Update calls to choose_multiplier.
10018 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10020 PR middle-end/19330
10021 * expmed.c (extract_bit_field): Use adjust_address instead of
10022 gen_lowpart when op0 is a MEM.
10024 2005-01-24 Steven Bosscher <stevenb@suse.de>
10026 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10028 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10030 * config/mips/irix-csr.c: New file.
10031 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10032 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10033 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10036 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10039 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10040 sparc/elf.h, add sparc/sp-elf.h.
10041 (sparc-*-rtems*): Likewise.
10042 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10043 tm-dwarf2.h, add sparc/sp-elf.h.
10044 (sparc86x-*-elf): Likewise.
10045 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10046 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10047 TARGET_OS_CPP_BUILTINS.
10048 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10049 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10051 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10052 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10053 (SWITCH_TAKES_ARG): Likewise.
10054 (LOCAL_LABEL_PREFIX): Likewise.
10055 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10056 (TARGET_N_FORMAT_TYPES): Delete.
10057 (TARGET_FORMAT_TYPES): Likewise.
10058 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10059 * config/sparc/elf.h: Delete.
10060 * config/sparc/sp-elf.h: New file.
10062 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10064 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10065 * tree-flow.h: Remove the corresponding prototype.
10066 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10067 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10069 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10072 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10073 for AIX ABI or ELF -fPIC.
10074 (rs6000_emit_load_toc_table): Don't create toc_section here.
10075 (rs6000_xcoff_file_start): Nor here.
10077 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10079 * sh.c (ra.h): Don't #include.
10080 (hard_regs_intersect_p): New function, resurrected from ra.c.
10082 * sh.c: Fix 1996 Copyright.
10084 2005-01-24 Richard Henderson <rth@redhat.com>
10085 Aldy Hernandez <aldyh@redhat.com>
10087 * regrename.c (note_sets): Handle subregs.
10089 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10092 * genconditions.c (write_header, write_conditions): Elide file if
10095 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10097 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10098 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10101 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10103 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10104 expand_builtin_printf, expand_builtin_fprintf,
10105 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10106 checking against POINTER_TYPE.
10107 (validate_arglist): Handle POINTER_TYPE code by checking
10110 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10112 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10113 init_rtlanal): New.
10114 (for_each_rtx): Call for_each_rtx_1.
10115 * rtl.h (init_rtlanal): Declare.
10116 * toplev.c (backend_init): Call init_rtlanal.
10118 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10120 * flow.c (propagate_one_insn): Formatting.
10122 PR middle-end/19551
10123 * flow.c (libcall_dead_p): Be more conservative if unsure.
10124 If there are any instructions between insn and call, see if they are
10125 all dead before saying the libcall is dead.
10127 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10129 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10130 operand constraint for operand 0.
10132 2005-01-23 Richard Henderson <rth@redhat.com>
10135 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10136 edges leading to join block.
10138 2005-01-23 Roger Sayle <roger@eyesopen.com>
10140 * expmed.c (expand_mult_highpart): Make static. Change type of
10141 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10142 (expand_divmod): Updates calls to expand_mult_highpart by using
10143 gen_int_mode to pass a CONST_INT rtx.
10144 * rtl.h (expand_mult_highpart): Remove prototype.
10146 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10148 * flow.c (regset_bytes, regset_size): Remove.
10150 * cfganal.c: Fix a reference to Harvey's paper.
10152 2005-01-23 Steven Bosscher <stevenb@suse.de>
10154 PR rtl-optimization/19464
10155 * tree-optimize.c (init_tree_optimization_passes): Add one more
10156 copyrename pass just before out-of-ssa.
10158 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10161 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10162 * ggc-none.c (ggc_free): Define.
10164 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10166 * cse.c (max_reg, max_insn_uid): Remove.
10167 (cse_main): Don't access max_reg or max_insn_uid.
10169 * c-common.c (explicit_flag_signed_bitfields,
10170 lang_statement_code_p, lang_expand_function_end): Remove.
10171 * c-common.h: Remove the corresponding declarations.
10172 * c-opts.c (c_common_handle_option): Remove all write access
10173 to explicit_flag_signed_bitfields.
10175 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10176 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10177 * cgraph.h: Remove the corresponding declaration.
10179 * gcse.c (null_pointer_info): Remove.
10181 2005-01-23 Roger Sayle <roger@eyesopen.com>
10182 Eric Botcazou <ebotcazou@libertysurf.fr>
10184 * combine.c (simplify_logical): Only simplify logical expressions
10185 of the form ior(and(x,y),z) by the inverse distributive law if the
10186 result is cheaper than the original.
10188 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10190 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10191 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10192 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10193 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10194 config/freebsd-spec.h, config/arm/arm.h,
10195 config/h8300/h8300.md, config/i386/i386.md,
10196 config/i386/predicates.md, config/i386/sse.md,
10197 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10198 config/vax/vax.md: Fix comment typos. Follow spelling
10201 2005-01-23 Steven Bosscher <stevenb@suse.de>
10203 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10204 tests, instead of `less than'.
10206 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10208 * function.c (assign_parm_setup_block): When creating a new stack slot
10209 for a parameter, get its alignment from the parameter's DECL_ALIGN
10210 rather than the type's TYPE_ALIGN. Make sure that the parameter
10211 is at least word aligned.
10213 2005-01-22 Roger Sayle <roger@eyesopen.com>
10215 PR middle-end/19378
10216 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10218 2005-01-22 Richard Henderson <rth@redhat.com>
10221 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10222 in both compare operands.
10223 (movdfcc_1_sse_max): Likewise.
10224 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10225 (movdfcc_1_sse): Likewise.
10226 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10227 scratch register as needed.
10229 2005-01-22 Richard Henderson <rth@redhat.com>
10231 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10233 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10235 2005-01-22 Richard Henderson <rth@redhat.com>
10237 * genopinit.c (optabs): Use smin/smax for floating point too.
10238 * doc/md.texi: Update to match. Clarify that floating point
10239 results are undefined for +0/-0 and NaN.
10240 * doc/rtl.texi: Likewise.
10241 * rtl.def (SMIN, SMAX): Likewise
10242 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10244 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10245 leading 's' to the name.
10246 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10247 smaxxf3, sminxf3): Likewise.
10248 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10251 2005-01-22 Paul Brook <paul@codesourcery.com>
10253 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10255 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10257 * config/s390/s390.c (struct processor_costs): New fields
10258 dlgr, dlr, dr, dsgfr, dsgr.
10259 (z900_cost, z990_cost): Values for new fields.
10260 (s390_rtx_costs): New cases MEM und COMPARE in switch
10261 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10262 DIV, MOD, UDIV, UMOD.
10264 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10266 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10267 into the register being decremented.
10268 ("doloop_si31", "doloop_di"): Likewise.
10269 ("*doloop_si_long"): Adapt pattern.
10271 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10273 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10275 (CLASS_MAX_NREGS): Likewise.
10277 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10279 * doc/tree-ssa.texi (Statement Operands): Add example for new
10280 must-def macro. Note deprecation of old operands interface.
10282 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10284 PR tree-optimization/19484
10285 * tree-cfg.c (remove_fallthru_edge): New function.
10286 (cleanup_control_flow): Remove fallthru edges from calls that are
10287 now known not to return.
10289 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10291 Fix PR tree-optimization/19038
10292 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10293 copies with loop variant ones.
10295 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10297 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10298 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10299 config/alpha/alpha.md, config/alpha/predicates.md,
10300 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10301 config/sparc/sol2.h: Update copyright.
10303 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10304 first label to see if it is a nonlocal label.
10306 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10307 Andrew Pinski <pinskia@physics.uc.edu>
10310 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10311 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10313 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10315 * config/rs6000/rtems.h: Update copyright.
10317 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10320 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10321 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10322 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10324 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10327 * c-typeck.c (convert_arguments): Check for error_mark_node.
10329 2005-01-21 Ian Lance Taylor <ian@airs.com>
10331 PR tree-optimization/13000
10332 * tree-inline.c: Include "tree-flow.h".
10333 (expand_call_inline): If warn_return_type, warn if non-void inline
10334 function falls through.
10335 * tree-cfg.c (execute_warn_function_return): Don't warn about
10336 control reaching end if TREE_NO_WARNING is set. Set
10338 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10340 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10341 branch if we don't need one.
10342 * c-typeck.c: Include "tree-flow.h"
10343 (c_finish_bc_stmt): Don't add a goto if the current statement
10344 list doesn't fall through to the current point.
10346 2005-01-21 Roger Sayle <roger@eyesopen.com>
10348 PR rtl-optimization/576
10349 * real.c (real_arithmetic): Change return type from void to bool
10350 to return an indication that the result may be inexact.
10351 * real.h (real_arithmeric): Update prototype.
10352 * fold-const.c (const_binop): Don't constant fold floating
10353 point expressions when the user specifies -frounding-math and
10354 the result may depend upon the run-time rounding mode.
10355 (fold_convert_const_real_from_real): Clean-up.
10356 (fold_initializer): Ignore flag_rounding_math for initializers.
10357 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10358 constant fold FP operations with flag_rounding_math if the
10359 result may depend upon the run-time rounding mode.
10361 2005-01-21 Tom Tromey <tromey@redhat.com>
10363 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10365 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10367 * tree-cfg.c: Fix comment typos.
10369 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10371 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10372 around the call to rest_of_handle_branch_target_load_optimize.
10374 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10376 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10377 (sparc64-*-openbsd*): Likewise.
10378 (sparclite-*-elf*): Include tm-dwarf2.h.
10379 (sparc86x-*-elf*): Likewise.
10380 (sparc64-*-elf*): Likewise.
10381 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10382 (DBX_DEBUGGING_INFO): Likewise.
10383 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10384 (PREFERRED_DEBUGGING_TYPE): Likewise.
10385 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10386 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10387 (PREFERRED_DEBUGGING_TYPE): Likewise.
10388 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10389 (PREFERRED_DEBUGGING_TYPE): Likewise.
10390 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10392 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10395 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10397 2005-01-20 Paul Brook <paul@codesourcery.com>
10399 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10401 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10403 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10404 label is first in a sequence of labels.
10406 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10408 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10409 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10411 * doc/sourcebuild.texi (Test Directives): New.
10413 2005-01-20 Roger Sayle <roger@eyesopen.com>
10415 * real.c (real_floor): Don't leave the result uninitialized when
10416 mode is VOIDMode, but return the unrounded intermediate value.
10417 (real_ceil): Likewise.
10419 2005-01-20 Paul Brook <paul@codesourcery.com>
10421 * config/arm/arm.md (insv): Use gen_int_mode.
10423 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10425 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10426 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10427 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10428 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10429 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10431 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10434 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10435 fbreg, so we have to assume we can't.
10436 (loc_descriptor_from_tree_1): Ditto.
10437 (containing_function_has_frame_base): New function.
10438 (add_location_or_const_value_attribute): Use it.
10439 Also try to generate a frame_base from a single element location
10442 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10444 PR tree-optimization/15349
10445 * timevar.def (TV_TREE_MERGE_PHI): New.
10446 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10448 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10449 calls to tree_forwarder_block_p.
10450 (remove_forwarder_block_with_phi, merge_phi_nodes,
10451 gate_merge_phi, pass_merge_phi): New.
10452 * tree-optimize.c (init_tree_optimization_passes): Add
10454 * tree-pass.h: Add an extern for pass_merge_phi;
10456 2005-01-20 Richard Henderson <rth@redhat.com>
10459 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10460 (_mm_castps_pd, _mm_castps_si128): New.
10461 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10463 2005-01-20 Richard Henderson <rth@redhat.com>
10466 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10467 __builtin_ia32_vec_init_v2si.
10468 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10469 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10470 (ix86_init_mmx_sse_builtins): Create it.
10471 (ix86_expand_builtin): Expand it.
10472 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10473 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10474 (vec_extractv2si_0, vec_extractv2si_1): New.
10476 2005-01-20 Richard Henderson <rth@redhat.com>
10479 * config/i386/i386.c (ix86_expand_push): New.
10480 * config/i386/mmx.md (push<MMXMODE>1): New.
10481 * config/i386/sse.md (push<SSEMODE>1): New.
10482 * config/i386/i386-protos.h: Update.
10484 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10486 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10489 2005-01-20 Richard Henderson <rth@redhat.com>
10491 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10492 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10494 2005-01-19 Richard Henderson <rth@redhat.com>
10497 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10498 to V4SFmode in SSE1 fallback load path.
10500 2005-01-19 Richard Henderson <rth@redhat.com>
10502 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10503 in QImode expansion to ix86_expand_vector_set.
10504 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10506 2005-01-19 Richard Henderson <rth@redhat.com>
10509 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10510 subclass of the input class.
10511 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10512 Always true for cross-SSE1 classes. Rationalize conditionals.
10513 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10514 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10515 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10516 (movdi_2): Add MMX/SSE zeros.
10517 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10518 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10519 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10520 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10521 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10522 (zero_extendsidi2_rex64_1): Remove.
10523 (MOV0 peephole): Check GENERAL_REG_P.
10525 2005-01-19 Richard Henderson <rth@redhat.com>
10528 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10530 (ix86_expand_vector_extract): Likewise.
10532 2005-01-19 Richard Henderson <rth@redhat.com>
10534 PR middle-end/19304
10535 * expr.c (emit_move_change_mode): New argument force; use
10536 simplify_gen_subreg if true.
10537 (emit_move_via_alt_mode): Merge into ...
10538 (emit_move_via_integer): ... here.
10539 (emit_move_ccmode): Use emit_move_change_mode directly.
10541 2005-01-19 Richard Henderson <rth@redhat.com>
10544 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10545 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10546 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10548 (alpha_emit_set_const): Likewise. Make static.
10549 (alpha_emit_set_long_const): Make static.
10550 (alpha_extract_integer): Split out from alpha_expand_mov.
10551 (alpha_split_const_mov): Likewise.
10552 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10553 (alpha_legitimate_constant_p): New.
10554 * config/alpha/alpha-protos.h: Update.
10555 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10556 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10557 * config/alpha/alpha.md (movsi): Add n alternative.
10558 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10559 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10560 (splitters for all of the above): Use alpha_split_const_mov.
10561 * config/alpha/predicates.md (non_add_const_operand): New.
10562 (non_zero_const_operand): New.
10563 (input_operand): Use alpha_legitimate_constant_p after reload.
10565 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10567 PR tree-optimization/19038
10568 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10569 (add_candidate): Add ivs with increment in latch only if
10570 allow_ip_end_pos_p is true.
10571 (determine_iv_cost): Use empty_block_p.
10573 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10575 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10576 (compute_dominance_frontiers): Ditto.
10578 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10581 * config/sh/t-rtems: New.
10582 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10584 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10586 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10587 the offset of the selected field.
10589 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10591 * tree-cfg.c (remove_forwarder_block): Fix the check to
10592 prevent a nonlocal label from appearing in the middle of a
10595 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10597 PR rtl-optimization/19462
10598 * reorg.c (find_end_label): Create return insn only if
10599 current_function_epilogue_delay_list is empty.
10601 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10603 * doc/passes.texi: Remove paragraph mentioning new-ra.
10605 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10607 PR rtl-optimization/15139
10608 * combine.c: Include params.h.
10609 (count_rtxs): New function.
10610 (record_value_for_reg): If replace_rtx would replace at least
10611 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10612 (clobber (const_int 0)) instead of TEM.
10613 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10614 * params.h (MAX_LAST_VALUE_RTL): New.
10615 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10616 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10619 * c-typeck.c (digest_init): Only call build_vector if all constructor
10620 elements are *_CST nodes.
10621 * gimplify.c (gimplify_init_constructor): Likewise.
10623 PR middle-end/19164
10624 * c-typeck.c (digest_init): Only call build_vector if inside_init
10627 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10629 * toplev.c (init_asm_output): Remove dead #ifdef.
10631 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10633 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10635 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10637 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10638 accessing DECL_FUNCTION_CODE.
10639 * dojump.c (do_jump): Likewise.
10640 * gimplify.c (gimplify_call_expr): Likewise.
10641 * predict.c (expr_expected_value): Likewise.
10642 (strip_builtin_expect): Likewise.
10643 * tree-inline.c (estimate_num_insns_1): Likewise.
10644 * tree-ssa-loop-im.c (stmt_cost): Likewise
10645 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10646 (tree_expr_nonnegative_p): Likewise.
10648 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10650 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10651 variant of the load_pcrel_sym pattern.
10652 * config/sparc/sparc.md (P macro): Move to the top.
10653 (load_pcrel_sym): Macroize using P.
10654 (save_register_window): Likewise.
10656 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10658 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10659 ("sordered"): Same.
10661 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10664 * c-typeck.c (build_asm_expr): Strip nops off
10665 input memory operands.
10667 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10669 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10670 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10671 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10672 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10674 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10677 * config/i386/i386.c (override_options): If the 80387 is disabled,
10678 then do not return FP values using FP registers.
10680 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10682 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10683 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10684 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10685 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10686 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10687 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10688 output.h, postreload-gcse.c, postreload.c, recog.c,
10689 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10690 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10691 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10692 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10693 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10694 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10695 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10696 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10698 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10699 config/alpha/alpha.c, config/arm/vfp.md,
10700 config/i386/emmintrin.h, config/i386/i386-modes.def,
10701 config/i386/i386-protos.h, config/i386/i386.h,
10702 config/i386/pmmintrin.h, config/i386/ppro.md,
10703 config/i386/predicates.md, config/i386/xmmintrin.h,
10704 config/i860/i860.c, config/ia64/ia64-modes.def,
10705 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10706 config/ia64/ia64.md, config/ia64/itanium1.md,
10707 config/ia64/itanium2.md, config/ia64/predicates.md,
10708 config/iq2000/iq2000.h, config/mips/linux64.h,
10709 config/rs6000/aix41.h, config/rs6000/aix43.h,
10710 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10711 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10712 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10713 config/sparc/linux64.h, config/sparc/litecoff.h,
10714 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10715 config/sparc/sparc.h, config/sparc/sparc.md,
10716 config/sparc/sysv4-only.h: Update copyright.
10718 2005-01-18 Richard Henderson <rth@redhat.com>
10721 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10723 2005-01-18 Marc Espie <espie@openbsd.org>
10724 * config/i386/openbsdelf.h: Typo.
10726 2005-01-18 Richard Henderson <rth@redhat.com>
10728 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10729 special case for sse.
10730 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10732 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10734 * tree-inline.c (estimate_num_insns_1): Added cases for
10735 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10737 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10739 PR rtl-optimization/19296
10740 * combine.c (simplify_comparison): Rewrite the condition under
10741 which a non-paradoxical SUBREG of a PLUS can be lifted when
10742 compared against a constant.
10744 2005-01-18 Andi Kleen <ak@muc.de>
10746 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10747 * c.opt (-Wpointer-sign): Add.
10748 * doc/invoke.texi: (-Wpointer-sign): Add.
10750 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10752 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10753 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10754 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10755 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10756 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10757 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10758 for TARGET_MIX_SSE_I387.
10759 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10760 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10761 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10762 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10763 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10764 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10765 TARGET_MIX_SSE_I387.
10766 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10769 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10772 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10773 Add movaps alternative for xmm reg->reg move.
10775 2005-01-17 Jeff Law <law@redhat.com>
10777 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10778 at the end of the main DOM loop rather than just before DOM exits.
10780 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10782 PR tree-optimization/19121
10783 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10784 adding aliases to a name tag, also add them to the pointer's
10786 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10787 sensitive alias info at all. Only check that the two pointers
10788 have compatible pointed-to sets.
10789 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10790 a pointer's type tag is a superset of the alias set of the
10791 pointer's name tag.
10793 2005-01-17 James E Wilson <wilson@specifixinc.com>
10796 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10797 comment to document why.
10799 2005-01-17 Richard Henderson <rth@redhat.com>
10801 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10802 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10803 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10804 sse2_vmsminv2df3_finite): New.
10805 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10806 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10807 Force op1 into register.
10809 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10811 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10812 bubblestrap from always rebuilding build directory.
10814 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10816 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10817 ("*cmpmem_short"): Likewise.
10819 2005-01-17 Steven Bosscher <stevenb@suse.de>
10821 * basic-block.h: Document BB_* flags.
10822 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10823 use an sbitmap instead.
10824 * sched-rgn.c (compute_trg_info): Likewise.
10826 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10828 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10829 redundant target_cpu_default and extra_parts lines. Use the default
10831 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10832 (SUBTARGET_EXTRA_SPECS): Delete.
10833 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10834 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10835 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10836 and "n32" for -mabi=n32.
10838 2005-01-17 Ian Lance Taylor <ian@airs.com>
10841 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10842 fold constant variables into initial values.
10844 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10846 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10848 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10849 through the statements backward.
10851 2005-01-17 Ian Lance Taylor <ian@airs.com>
10853 PR middle-end/13127:
10854 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10855 a variable set to the return value of the inlined function.
10857 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10859 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10860 when modes are tieable.
10862 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10864 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10865 of pthread_create to find out if threads are enabled.
10866 * gthr-posix95.h (__gthread_active_p): Likewise.
10868 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10870 * common.opt (-fnew-ra): Remove.
10872 * toplev.h (flag_new_regalloc): Remove.
10873 * Makefile.in (ra*.*): Don't mention.
10874 * passes.c (rest_of_handle_new_regalloc): Remove.
10875 (rest_of_handle_combine, rest_of_compilation): Always consider
10876 flag_new_regalloc as false.
10877 * doc/invoke.texi: Don't document -fnew-ra.
10879 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10881 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10882 last parameter to reg_scan.
10883 * loop.c (loop_optimize): Likewise.
10884 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10885 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10886 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10887 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10888 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10889 * regclass.c (reg_scan): Likewise, for the declaration.
10890 * rtl.h (reg_scan): Likewise, for the prototype.
10892 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10894 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10895 mark_dfs_back_edges.
10897 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10899 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10900 (compute_avail): Uses don't go in tmp_gen.
10902 2005-01-16 Steven Bosscher <stevenb@suse.de>
10904 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10905 loop to look for a free slot in a page entry.
10907 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10910 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10911 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10912 just before targetm.asm_out.file_end.
10913 * tree.h (process_pending_assemble_output_defs): Declare.
10914 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10916 (assemble_alias): Defer generation of assembly code for defines when
10917 TARGET_DEFERRED_OUTPUT_DEFS is true.
10918 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10919 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10920 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10922 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10925 * pa.c (pa_scalar_mode_supported_p): New function.
10926 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10927 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10929 * pa-protos.h (prefetch_operand): Delete.
10930 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10931 * pa.c (prefetch_operand): Delete.
10932 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10933 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10934 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10935 and prefetch_nocc_operand.
10936 * pa.md (prefetch): Rework to avoid reload problems handling short
10937 displacements when a cache control completer needs to be provided.
10938 (prefetch_32, prefetch_64): Delete.
10939 (prefetch_cc, prefetch_nocc): New patterns.
10941 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10943 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10945 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10948 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10949 exceeds maximum alignment for global common data.
10950 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10951 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10953 2004-01-15 Roger Sayle <roger@eyesopen.com>
10955 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10957 2004-01-15 Roger Sayle <roger@eyesopen.com>
10959 * harg-reg-set.h (reg_class_names): Prototype global array.
10960 * regclass.c (reg_class_names): Declare here and initialize to
10962 (dump_regclass): Remove local declaration of reg_class_names.
10963 (regclass): Likewise.
10964 * cfg.c (dump_flow_info): Likewise.
10965 * ra-debug.c (reg_class_names): Likewise.
10966 * regrename.c (reg_class_names): Likewise.
10967 * reload.c (reg_class_names): Likewise.
10968 * reload1.c (spill_failure): Likewise.
10969 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10971 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10973 * config/s390/s390.md ("reload_outti"): Remove predicate for
10974 output operand. Abort if operand is not a MEM.
10975 ("reload_outdi", "reload_outdf"): Likewise.
10977 2005-01-15 Marc Espie <espie@openbsd.org>
10979 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10980 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10981 * config/openbsd.h: Fix C++ includes for native configurations.
10982 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10983 Add trampoline support.
10984 * config/i386/openbsdelf.h: New.
10986 2005-01-15 Marc Espie <espie@openbsd.org>
10988 * collect2.c (main): Explicitly parse -dynamic-linker option.
10990 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10992 PR tree-optimization/19060
10993 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10994 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10995 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10996 and handle extract_range_from_cond returning false.
10997 * fold-const.c (fold): Optimize comparisons with min/max even for
10998 width > HOST_BITS_PER_WIDE_INT.
11000 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11002 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11003 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11004 Remove little endian multilib variants.
11005 Add mips32 multilib variant.
11007 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11009 * explow.c (copy_all_reg, stabilize): Remove.
11010 * expr.h: Remove the corresponding prototypes.
11012 * rtlanal.c (regs_set_between_p): Remove.
11013 * rtl.h: Remove the corresponding prototype.
11015 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11017 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11018 to rs6000_nonimmediate_operand.
11019 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11020 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11021 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11022 rs6000_nonimmediate_operand.
11023 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11024 rs6000_nonimmediate_operand.
11026 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11028 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11030 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11032 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11034 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11035 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11037 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11038 (rs6k_nonimmediate_operand): New.
11039 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11041 (legitimate_lo_sum_address_p): Same.
11042 (rs6000_legitimize_address): Same.
11043 (rs6000_legitimize_reload_address): Same.
11044 (rs6000_legitimate_address): Same.
11045 (spe_build_register_parallel): Pass DF and DC modes in a DI
11048 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11049 to rs6k_nonimmediate_operand.
11051 * config/rs6000/spe.md ("*frob_df_di"): New.
11052 ("*frob_di_df"): New.
11053 ("*frob_di_df_2"): New.
11054 ("*mov_sidf_e500_subreg0"): New.
11055 ("*mov_sidf_e500_subreg4"): New.
11056 ("*movdf_e500_double"): Change predicate to
11057 rs6k_nonimmediate_operand.
11059 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11061 * postreload.c (move2add_note_store): Only call
11062 trunc_int_for_mode on scalar integers.
11064 2005-01-14 Steven Bosscher <stevenb@suse.de>
11066 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11067 replace BB_VISITED uses.
11068 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11069 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11070 (tree_dce_done): Free visited_control_parents.
11071 (perform_tree_ssa_dce): Allocate and clear it.
11072 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11073 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11074 instead of BB_VISITED.
11076 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11078 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11079 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11080 Remove unused prototypes.
11082 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11084 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11085 64-bit register usage.
11086 (spe_func_has_64bit_regs_p): Add FIXME note.
11088 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11090 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11091 flag_finite_math_only with flag_unsafe_math_optimizations.
11093 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11095 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11096 end-of-stack check.
11097 (__tpf_eh_return): Copy TPF private stack area from the module
11098 boundary stack frame. Add check for when module addresses are
11099 equal, but no stub address is found.
11101 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11104 * arm.h (struct machine_function): Add call_via field.
11105 (thumb_call_via_label): Declare.
11106 * arm.c (thumb_call_via_label): New variable.
11107 (thumb_call_reg_needed): New variable.
11108 (arm_output_function_epilogue): For Thumb code, output any per-function
11109 call-indirect trampolines.
11110 (thumb_call_via_reg): New function.
11111 (arm_file_end): New function.
11112 (TARGET_ASM_FILE_END): Call arm_file_end.
11113 (aof_file_end): Likewise.
11114 * arm-protos.h (thumb_call_via_reg): Declare.
11115 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11116 thumb_call_via_reg in normal case.
11118 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11120 PR middle-end/19084
11121 PR rtl-optimization/19348
11122 * recog.c (peephole2_optimize): Do global life update if some peephole
11123 decides it doesn't need at least one of its inputs and that change
11124 influences liveness at the start of the basic block.
11126 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11127 arguments instead of 1.
11129 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11131 PR middle-end/18820
11132 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11133 zero for nested functions needing a static chain or functions
11134 with a non-constant address.
11136 2005-01-13 Roger Sayle <roger@eyesopen.com>
11138 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11139 (and (sign_extend X) C) into (zero_extend (and X C)).
11141 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11143 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11145 2005-01-13 Richard Henderson <rth@redhat.com>
11150 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11151 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11152 not just TARGET_SSE.
11153 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11154 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11155 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11156 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11157 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11158 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11159 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11160 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11161 (movdicc_c_rex64): Rename with '*'.
11162 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11163 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11164 (movsfcc_1_387): Rename from movsfcc_1.
11165 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11166 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11167 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11168 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11169 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11170 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11171 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11172 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11173 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11174 sse_movdfcc_const0_4): Remove.
11175 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11176 recognize min/max early. Update for changed sse cmove patterns.
11177 (ix86_split_sse_movcc): New.
11178 * config/i386/i386-protos.h: Update.
11180 2005-01-13 Steven Bosscher <stevenb@suse.de>
11182 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11183 (fix_stmt_v_may_defs): Likewise.
11185 2005-01-13 Richard Henderson <rth@redhat.com>
11187 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11188 for converting the mask.
11190 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11192 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11195 2005-01-13 Richard Henderson <rth@redhat.com>
11197 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11198 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11199 IX86_BUILTIN_MOVDQ2Q): Remove.
11200 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11201 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11202 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11204 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11205 (sse2_pextrw): Fix immediate constraint.
11206 (sse2_loadq, sse2_loadq_rex64): Remove.
11207 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11208 Use __builtin_ia32_vec_ext_<size>.
11209 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11211 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11213 * function.c (assign_parm_setup_block): Look inside original
11214 entry_parm when inspecting PARALLEL.
11216 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11217 Joel Sherrill <joel@oarcorp.com>
11220 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11221 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11222 rtems_gxx_recursive_mutex_init.
11223 (__gthread_recursive_mutex_lock): New function.
11224 (__gthread_recursive_mutex_trylock): Likewise.
11225 (__gthread_recursive_mutex_unlock): Likewise.
11227 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11229 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11231 2005-01-13 Jan Beulich <jbeulich@novell.com>
11233 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11234 (ashrti3_internal): Indicate output is early clobber. Generate result
11235 into output rather than first input. Use move for low word of output
11236 if shift count is exactly 64.
11237 (lshrti3_internal): Likewise.
11239 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11243 * reload1.c (delete_output_reload): Don't delete an output reload
11244 if the pseudo lives longer than a single basic block. Adjust and
11245 improve wording of comment.
11247 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11250 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11251 of TYPE_SIZE where we mean the number of bytes.
11253 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11255 * function.c (assign_parm_setup_block): Relax condition on
11256 multi-register optimization.
11258 2005-01-12 Nick Clifton <nickc@redhat.com>
11260 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11261 an "in_delay_slot" attribute of "no" to prevent them being used in
11262 delay slots. This is forbidden because they might generate
11265 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11268 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11269 with r->Y and Y->r.
11271 2005-01-12 Nick Clifton <nickc@redhat.com>
11273 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11274 passed on to GAS) but do not define, as GAS no longer supports or
11275 needs the -m2000 option.
11277 2005-01-11 Roger Sayle <roger@eyesopen.com>
11279 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11280 type as args of unprototyped builtins aren't automatically promoted.
11281 (fold_builtin_abs): Likewise.
11283 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11285 * Makefile.in: Set a `build-warn' variable.
11287 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11289 PR tree-optimization/17949
11290 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11291 (find_interesting_uses_address): Use it.
11293 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11295 * regrename.c (kill_value): Handle subreg's that won't simplify.
11297 2005-01-11 Richard Henderson <rth@redhat.com>
11300 * config/i386/i386.h (enum ix86_builtins): Move ...
11301 * config/i386/i386.c: ... here.
11302 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11303 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11304 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11305 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11306 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11307 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11308 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11309 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11310 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11311 IX86_BUILTIN_LOADDDUP): Remove.
11312 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11313 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11314 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11315 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11316 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11317 (ix86_init_builtins): Make static.
11318 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11319 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11320 if all the modes match. Otherwise, fake it.
11321 (get_element_number, ix86_expand_vec_init_builtin,
11322 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11323 (ix86_expand_builtin): Make static. Update for changed builtins.
11324 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11325 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11326 (ix86_expand_vector_init_duplicate): New.
11327 (ix86_expand_vector_init_low_nonzero): New.
11328 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11329 Split out from ix86_expand_vector_init; handle integer modes.
11330 (ix86_expand_vector_init): Use them.
11331 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11332 * config/i386/i386-protos.h: Update.
11333 * config/i386/predicates.md (reg_or_0_operand): New.
11334 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11335 (movv2sf_internal): Likewise. And a splitter to match them all.
11336 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11337 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11338 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11339 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11340 (mmx_pinsrw): Fix operand ordering.
11341 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11342 rather than sse_loadss expander.
11343 (movv2df splitter): Similarly.
11344 (sse_loadss, sse_loadlss): Remove.
11345 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11346 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11347 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11348 (sse3_movddup): Rename with '*'.
11349 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11350 (sse2_loadsd): Remove.
11351 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11352 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11353 (sse2_pinsrw): Fix argument ordering.
11354 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11355 (sse2_stored): Remove 'r' destination.
11356 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11357 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11358 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11359 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11360 vec_extractv16qi, vec_initv16qi): New.
11362 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11363 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11364 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11366 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11367 (_mm_load_si128, _mm_store_si128): Likewise.
11368 (_mm_load1_pd): Use _mm_set1_pd.
11369 (_mm_load_sd): Use _mm_set_sd.
11370 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11371 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11372 (_mm_set_epi64): Use _mm_set_epi64x.
11373 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11374 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11375 _mm_setr_epi8): Use _mm_set_foo form.
11376 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11377 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11378 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11379 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11380 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11381 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11382 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11383 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11384 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11385 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11386 (_mm_movedup_pd): Use _mm_shuffle_pd.
11387 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11388 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11389 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11390 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11391 Use _mm_setzero_ps.
11392 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11393 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11394 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11395 (_mm_store_ps): Use raw dereference.
11396 (_mm_store1_ps): Use _mm_storeu_ps.
11397 (_mm_storer_ps): Use _mm_store_ps.
11398 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11399 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11401 2005-01-11 Stan Shebs <shebs@apple.com>
11403 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11404 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11406 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11409 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11410 Skip all DECLs except for FIELD_DECLs.
11412 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11414 * config/s390/s390.c (override_options): Return error if
11415 -mbackchain, -mpacked-stack and -mhard-float are used together.
11416 (s390_va_start): Remove the backchain && packed-stack special case.
11417 (s390_gimplify_va_arg): Likewise.
11418 * doc/invoke.texi: Remove the ABI incompatibility note.
11420 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11422 * config/s390/s390.c (struct s390_frame_layout): Remove
11424 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11425 save_backchain_p with TARGET_BACKCHAIN.
11427 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11430 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11431 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11432 * function.c (locate_and_pad_parm): Set new field.
11433 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11434 Tweak where_pad test to include "none". Always set mem align for
11436 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11437 not sufficient for type.
11438 (assign_parm_setup_block): If stack_parm is zero on entry, always
11439 make a new stack local. Block move old stack parm if necessary
11440 to new aligned stack local.
11441 (assign_parm_setup_stack): Use a block move to handle
11442 potentially misaligned entry_parm.
11443 (assign_parms_unsplit_complex): Specify required alignment when
11444 creating stack local.
11445 * calls.c (compute_argument_addresses): Override alignment of stack
11446 arg calculated from its type with the alignment given by
11447 FUNCTION_ARG_BOUNDARY.
11448 (store_one_arg): Likewise.
11450 2005-01-11 Jan Beulich <jbeulich@novell.com>
11452 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11453 Change respective itanium_class attribute to ialu.
11454 (shladdp4_internal): New.
11455 * config/ia64/predicates.md (shladd_log2_operand): New.
11457 2005-01-11 Richard Henderson <rth@redhat.com>
11459 * expr.c (store_constructor): Use rtvec_alloc instead of
11460 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11462 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11464 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11466 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11468 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11469 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11470 (TARGET_RWRELOC): Define.
11471 (ia64_rwreloc_section_type_flags): Delete.
11472 (ia64_section_type_flags): New function.
11473 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11474 (TARGET_RWRELOC): Define.
11476 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11479 * config/ia64/ia64.c (process_set): For alloc insn, only call
11480 process_epilogue is !frame_pointer_needed.
11482 2005-01-10 Roger Sayle <roger@eyesopen.com>
11485 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11486 unary operator and can't be treated as a binary/comparison operator.
11488 2005-01-10 Richard Henderson <rth@redhat.com>
11490 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11491 (ix86_return_in_memory): Likewise.
11492 (function_arg_advance): Likewise. Mirror structure in function_arg
11493 for choosing register to advance.
11495 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11497 * tree-vectorizer.c, tree.def: Fix comment typos.
11499 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11501 * config/s390/s390.c (struct processor_costs): 4 new fields:
11502 ddbr, ddr, debr, der.
11503 (s390_rtx_costs): More precise handling of divide instructions.
11505 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11507 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11509 2005-01-10 Jan Beulich <jbeulich@novell.com>
11511 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11512 names resulting from -ffunction-sections/-fdata-sections and linkonce
11514 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11515 based on the section name. Rearrange the section name comparison logic
11516 slightly so that each section name is compared against at most once.
11518 2005-01-10 Ben Elliston <bje@au.ibm.com>
11520 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11521 targets for which -fPIC reduces limitations on the GOT size.
11523 2005-01-09 Falk Hueffner <falk@debian.org>
11525 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11528 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11531 * collect2.c (main): Set aixrtl_flag for -brtl option.
11532 (resolve_lib_name): Search for .so file extension before .a
11533 if aixrtl_flag set.
11535 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11537 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11538 (vect_analyze_data_refs_alignment): Add dump prints.
11540 2005-01-09 Ira Rosen <irar@il.ibm.com>
11542 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11543 expr_invariant_in_loop_p.
11544 Initialize outputs first thing in the function.
11545 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11546 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11547 (vect_analyze_pointer_ref_access): Check that the initial condition of
11548 the access function is loop invariant.
11550 2005-01-09 Richard Henderson <rth@redhat.com>
11552 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11553 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11554 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11555 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11556 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11557 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11558 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11559 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11560 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11561 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11562 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11563 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11564 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11565 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11566 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11567 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11568 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11569 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11570 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11571 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11572 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11573 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11574 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11576 (mmx_clrdi, pavgusb): Remove.
11577 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11578 with leading sse_ prefix.
11579 * config/i386/sse.md: Receive them.
11580 * config/i386/mmx.md: New file.
11581 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11582 (subrv2sf3): Turn into expander for normal subtraction.
11583 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11584 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11585 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11586 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11587 commutative; use ix86_binary_operator_ok.
11588 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11589 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11590 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11591 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11592 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11593 Macroize from existing patterns; use ix86_binary_operator_ok.
11594 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11595 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11596 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11597 with vec_select+vec_concat.
11598 (mmx_pshufw, mmx_pshufw_1): Likewise.
11599 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11600 (mmx_uavgv4hi3): Model correctly.
11601 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11602 _mm_xor_si64): Remove casts.
11604 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11606 PR tree-optimization/19224
11607 * tree-scalar-evolution.c (get_instantiated_value,
11608 set_instantiated_value): New functions.
11609 (instantiate_parameters_1): Cache the results.
11610 (instantiate_parameters, resolve_mixers): Initialize and free
11613 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11615 * config/i386/i386.md (addhi_4): Correct reference in comment.
11618 2005-01-08 Richard Henderson <rth@redhat.com>
11620 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11621 (_mm_cvtsi128_si64x): Likewise.
11622 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11623 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11624 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11625 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11626 * config/i386/i386-protos.h: Update.
11627 * config/i386/i386.c (print_operand): Add 'H'.
11628 (ix86_fixup_binary_operands): Split out from ...
11629 (ix86_expand_binary_operator): ... here.
11630 (ix86_fixup_binary_operands_no_copy): New.
11631 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11632 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11633 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11634 (safe_vector_operand): Use CONST0_RTX.
11635 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11636 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11637 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11638 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11640 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11641 (IX86_BUILTIN_CMPNGESS): New.
11642 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11643 (attr type): Add sselog1.
11644 (attr unit, attr memory): Handle it.
11645 (movti, movti_internal, movti_rex64): Move near other integer moves.
11646 (movtf, movtf_internal): Move near other fp moves.
11647 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11648 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11649 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11650 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11651 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11652 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11653 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11654 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11655 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11656 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11657 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11658 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11659 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11660 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11661 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11662 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11663 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11664 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11665 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11666 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11667 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11668 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11669 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11670 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11671 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11672 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11673 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11674 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11675 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11676 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11677 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11678 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11679 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11680 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11681 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11682 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11683 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11684 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11685 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11686 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11687 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11688 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11689 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11690 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11692 (SSEPUSH, push<SSEPUSH>): Remove.
11693 (MMXPUSH, push<MMXPUSH>): Remove.
11694 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11695 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11696 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11697 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11698 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11699 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11700 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11701 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11702 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11703 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11704 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11705 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11706 (ppro_sse_log_V4SF): Handle sselog1.
11707 * config/i386/predicates.md (const_0_to_1_operand): New.
11708 (const_0_to_255_mul_8_operand): New.
11709 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11710 (const_2_to_3_operand, const_4_to_7_operand): New.
11711 * config/i386/sse.md: New file.
11712 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11713 (sse_movups): Rename from sse_movups_1.
11714 (sse_loadlss): Rename from sse_loadss_1.
11715 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11717 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11718 (absv4sf2, negv2df, absv2df): New.
11719 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11720 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11721 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11722 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11723 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11724 (sse3_addsubv4sf3): Model correctly.
11725 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11726 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11727 (sse_movhlps): Model with vec_select+vec_concat.
11728 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11729 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11730 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11731 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11732 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11733 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11734 sse2_pshufhw_1): Likewise.
11735 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11736 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11737 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11738 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11739 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11740 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11741 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11742 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11743 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11744 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11745 sminv8hi3): Mark commutative
11746 operands. Use ix86_binary_operator_ok.
11747 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11748 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11749 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11750 sse2_punpcklqdq): Allow operand2 in memory.
11751 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11752 sse2_movsd): Add memory alternatives.
11753 (sse_storelps): Turn expander into an insn; split after reload.
11754 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11755 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11757 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11759 * configure.ac (DWARF-2 debug_line): Use objdump.
11760 * configure: Regenerate.
11762 2005-01-08 Jeff Law <law@redhat.com>
11763 Diego Novillo <dnovillo@redhat.com>
11765 PR tree-optimization/18241
11766 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11767 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11768 statements with volatile operands.
11769 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11770 operands after marking a statement with has_volatile_ops.
11772 2005-01-08 Roger Sayle <roger@eyesopen.com>
11774 * tree.c (int_fits_type_p): Always honor integer constant
11775 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11777 2005-01-08 Roger Sayle <roger@eyesopen.com>
11779 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11780 the latent bug in rtl_delete_block has been resolved.
11782 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11784 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11785 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11787 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11789 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11790 library as @multilib_dir@/$(SHLIB_SONAME).
11792 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11794 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11795 * configure: Regenerate.
11797 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11799 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11802 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11805 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11806 Convert non-word aligned offset address using ld/std into
11809 2005-01-07 Richard Henderson <rth@redhat.com>
11811 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11813 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11815 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11817 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11819 PR tree-optimization/19283
11820 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11821 is not shorter than the original type.
11823 PR rtl-optimization/19012
11824 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11826 PR rtl-optimization/18861
11827 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11828 (FULL_STATE): Define.
11829 (mark_tablejump_edge): New function.
11830 (purge_dead_tablejump_edges): New function.
11831 (find_bb_boundaries): Use it.
11833 PR tree-optimization/18828
11834 * builtins.c (expand_builtin_next_arg): Remove argument and all
11835 the argument checking.
11836 (expand_builtin): Adjust caller.
11837 (expand_builtin_va_start): Likewise. Remove error for too many
11839 (fold_builtin_next_arg): Issue error for too many arguments.
11840 After checking arguments, replace them with magic arguments that
11841 prevent further checking of the args.
11843 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11845 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11847 2005-01-06 Roger Sayle <roger@eyesopen.com>
11850 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11851 and %{.S:...} (and their negative variants) to test whether the
11852 input file is assembler or pre-processed-assembler independent of
11853 the actual filename extension.
11855 2005-01-06 Roger Sayle <roger@eyesopen.com>
11857 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11858 of sign or zero extended values.
11860 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11862 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11863 for IBM long double format correctly.
11865 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11867 Fix PR tree-optimization/18792
11869 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11870 to first_loop_depth, and use loop depth instead of loop number.
11871 (build_classic_dir_vector): Ditto.
11872 (compute_data_dependences_for_loop): Use depth, not loop number.
11873 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11874 number. Pass in loops, instead of loop numbers.
11875 (gather_interchange_stats): Ditto.
11876 (linear_transform_loops): Ditto.
11878 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11881 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11882 biv_fits_mode_p, extension_within_bounds_p): New functions.
11883 (check_ext_dependent_givs): Use them.
11885 2005-01-06 Roger Sayle <roger@eyesopen.com>
11887 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11888 more than one barrier, in which case we should delete them all.
11890 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11892 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11894 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11896 Fix PR middle-end/19286
11898 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11899 output this subprogram, simply ignore this attempt to do it again.
11900 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11901 origin attribute if it's not possible.
11902 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11903 (decls_for_scope): Ditto.
11904 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11905 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11907 2005-01-05 Richard Henderson <rth@redhat.com>
11910 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11911 (bdesc_2arg): Use it.
11912 (ix86_expand_binop_builtin): Force operands into registers
11914 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11915 ix86_expand_sse_compare, ix86_expand_sse_comi,
11916 ix86_expand_builtin): Likewise.
11918 2005-01-05 Richard Henderson <rth@redhat.com>
11920 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11922 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11923 (mulv4hi3): Set itanium_class mmmul.
11924 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11925 (fpack): Rename from fpack_sfsf.
11927 2005-01-05 Richard Henderson <rth@redhat.com>
11930 * reload1.c (do_input_reload): Restrict the optimization deleteing
11931 a previous output reload to RELOAD_FOR_INPUT.
11933 2005-01-05 Steven Bosscher <stevenb@suse.de>
11935 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11936 comment that we fall through after case.
11937 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11938 (distribute_links): Likewise.
11939 * cse.c (cse_insn): Likewise.
11940 * cselib.c (cselib_invalidate_mem): Likewise.
11941 * df.c: Update comments at the top of the file.
11942 (read_modify_subreg_p): Update comments here too.
11943 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11944 * flow.c (mark_set_1): Likewise.
11945 (mark_used_regs): Likewise.
11946 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11947 (canon_list_insert): Likewise.
11948 (mark_set): Likewise.
11949 (try_replace_reg): Likewise.
11950 (store_killed_in_insn): Likewise.
11951 * loop.c (count_one_set): Likewise.
11952 (basic_induction_var): Likewise.
11953 * postreload-gcse.c (find_mem_conflicts): Likewise.
11954 * postreload.c (reload_combine_note_store): Likewise.
11955 (move2add_note_store): Likewise.
11956 * reload.c (find_equiv_reg): Likewise.
11957 (mark_referenced_resources): Likewise.
11958 * rtlanal.c (set_noop_p): Likewise.
11959 (note_stores): Likewise.
11960 (note_uses): Likewise.
11961 * sched-deps.c (sched_analyze_1): Likewise.
11962 * sched-rgn.c (check_live_1): Likewise.
11963 (update_live_1): Likewise.
11964 * config/i860/i860.c: Likewise.
11966 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11968 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11970 * doc/rtl.texi: Update documentation for bit-fields and SET.
11972 2005-01-05 Roger Sayle <roger@eyesopen.com>
11974 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11976 2005-01-05 Jan Hubicka <jh@suse.cz>
11977 Richard Henderson <rth@redhat.com>
11980 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11983 2005-01-05 Richard Henderson <rth@redhat.com>
11986 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11987 (sse_shufps): Change operand 3 to const_int_operand.
11988 (sse2_storelps): Fix typo in template.
11989 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11990 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11991 (ix86_expand_builtin): Likewise.
11993 2005-01-05 Julian Brown <julian@codesourcery.com>
11995 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11996 as aggregates for AAPCS ABIs.
11998 2005-01-05 Stan Shebs <shebs@apple.com>
12000 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12001 Mach-O getters if ppc64.
12002 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12004 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12005 signed four-byte field for global code case.
12006 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12008 2005-01-05 Roger Sayle <roger@eyesopen.com>
12010 PR middle-end/19100
12011 * c-common.c: Include real.h.
12012 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12013 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12014 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12015 * Makefile.in (c-common.o): Update dependencies.
12017 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12019 * c-parse.in (asm_string): Add trailing semicolon.
12021 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12023 * c-parse.in (asm_string): New. Don't allow wide strings in
12025 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12026 asm_string instead of STRING.
12028 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12030 * c-typeck.c (constructor_no_implicit): Remove.
12031 (set_designator, process_init_element): Don't check
12032 constructor_no_implicit.
12034 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12035 Kaz Kojima <kkojima@gcc.gnu.org>
12038 * lcm.c (create_pre_exit): New.
12039 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12040 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12042 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12044 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12045 -msoft-float in target_float_switch.
12046 * arm.c (arm_override_options): Fix processing of target_float_switch.
12048 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12050 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12053 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12055 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12056 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12058 2005-01-04 Roger Sayle <roger@eyesopen.com>
12060 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12061 if deleting the then-block allows the test-block to fallthru to the
12064 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12067 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12068 after the full declaration if the are in two different TUs.
12070 2005-01-04 Richard Henderson <rth@redhat.com>
12073 * tree-sra.c (generate_one_element_init): Just
12074 call gimplify_and_add.
12075 (generate_element_init): Record the
12076 new referenced variables and mark them for renaming
12077 and split out to ...
12078 (generate_element_init_1): This.
12079 (scalarize_init): Don't call push_gimplify_context/
12080 pop_gimplify_context.
12082 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12084 * toplev.c (get_src_pwd): Handle failure of getpwd().
12086 2005-01-04 Roger Sayle <roger@eyesopen.com>
12088 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12090 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12091 all the cases handled by it are inverted by invert_truthvalue.
12093 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12095 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12096 (save_register_windowsi): Likewise.
12098 2005-01-04 Richard Henderson <rth@redhat.com>
12100 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12102 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12104 PR middle-end/17767
12105 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12106 any simplifications of vector mode comparison operators.
12107 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12109 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12110 Devang Patel <dpatel@apple.com>
12112 PR tree-optimization/18308
12113 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12114 the operands before creating a new expression.
12115 * dojump.c (do_jump): Make drop_through_label available
12116 for all cases. Add expansion of COND_EXPR.
12118 2005-01-04 Ira Rosen <irar@il.ibm.com>
12120 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12121 INTEGER_CST instead of TREE_CONSTANT.
12122 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12123 instead of TREE_CONSTANT.
12124 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12125 instead of TREE_CONSTANT.
12127 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12129 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12131 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12134 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12135 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12137 2005-01-03 Richard Henderson <rth@redhat.com>
12139 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12140 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12141 fold_convert_const_real_from_real): Split out from ...
12142 (fold_convert_const): ... here.
12144 2005-01-03 Richard Henderson <rth@redhat.com>
12147 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12148 (mov<MMXMODEI>_internal): Likewise.
12149 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12150 Add V2SF case; use it for SSE1; don't use TI.
12151 (movdf_integer): Likewise.
12152 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12154 2005-01-03 Ira Rosen <irar@il.ibm.com>
12156 * tree-vectorizer.c (vect_strip_conversions): New function.
12157 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12158 check for binary class.
12160 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12164 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12166 * gimple-low.c (mark_blocks_with_used_vars): New function.
12167 (mark_blocks_with_used_subblocks): Ditto.
12168 (mark_used_blocks): Ditto.
12169 (pass_mark_used_blocks): New pass.
12170 * tree-inline.c: Include debug.h.
12171 (expand_call_inline): Call outlining_inline_function here.
12172 * tree-optimize.c (init_tree_optimization_passes): Add
12173 pass_mark_used_blocks.
12174 * tree-pass.h (pass_mark_used_blocks): New.
12175 * Makefile.in (tree-inline.o): Add debug.h dependency.
12177 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12179 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12180 VAR_DECLs to have weak_import attribute.
12182 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12185 2004-01-03 Steven Bosscher <stevenb@suse.de>
12187 * passes.c (rest_of_compilation): Don't run regmove if only
12188 flag_expensive_optimizations, require flag_regmove instead.
12190 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12192 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12194 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12195 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12196 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12197 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12199 2005-01-03 Richard Henderson <rth@redhat.com>
12201 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12202 (ia64_const_ok_for_letter_p): New.
12203 (ia64_const_double_ok_for_letter_p): New.
12204 (ia64_extra_constraint): New.
12205 (ia64_expand_vecint_compare): New.
12206 (ia64_expand_vcondu_v2si): New.
12207 (ia64_expand_vecint_cmov): New.
12208 (ia64_expand_vecint_minmax): New.
12209 (ia64_print_operand): Add 'v'.
12210 (ia64_preferred_reload_class): New.
12211 (ia64_vector_mode_supported_p): New.
12212 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12213 (PREFERRED_RELOAD_CLASS): Move to function.
12214 (CONST_OK_FOR_LETTER_P): Move to function.
12215 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12216 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12217 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12218 (EXTRA_CONSTRAINT): Move to function.
12219 * config/ia64/ia64.md: Include vect.md.
12220 (itanium_class): Add mmalua.
12222 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12224 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12225 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12227 (const_int_2bit_operand): New.
12228 (fr_reg_or_0_operand): New.
12229 * config/ia64/ia64-modes.def: Add vector modes.
12230 * config/ia64/ia64-protos.h: Update.
12231 * config/ia64/vect.md: New file.
12233 2005-01-03 Richard Henderson <rth@redhat.com>
12235 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12237 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12240 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12242 (log1pdf2): Change mode of operands[0,1] to DFmode.
12244 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12246 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12247 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12248 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12249 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12250 SPARC_RELAXED_ORDERING.
12252 2005-01-03 Richard Henderson <rth@redhat.com>
12253 Uros Bizjak <uros@kss-loka.si>
12256 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12257 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12258 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12260 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12261 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12262 const_pow2_1_to_128_operand): New predicates.
12264 2005-01-02 Greg McGary <greg@mcgary.org>
12266 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12268 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12269 object. [ptr_type]: Remove unused variable.
12270 Remember nearest addressable array-element or record-component
12271 when checking bitfield components. Tolerate empty BIND_EXPR.
12273 2005-01-01 Richard Henderson <rth@redhat.com>
12275 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12276 that don't narrow the value. Fail for other conversions.
12278 2005-01-01 Richard Henderson <rth@redhat.com>
12281 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12282 * c-lang.c (finish_file): Don't do it here.
12283 * objc/objc-act.c (objc_finish_file): Likewise.
12285 * cgraph.c (decl_assembler_name_equal): New.
12286 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12287 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12288 * cgraph.h (struct cgraph_varpool_node): Add next.
12289 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12290 * varasm.c (assemble_alias): Mark the target as needed.
12292 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12294 PR middle-end/19221
12295 * function.c (get_arg_pointer_save_area): Use entry_of_function
12296 instead of get_insns.
12298 2005-01-01 Roger Sayle <roger@eyesopen.com>
12299 Andrew Pinski <pinskia@physics.uc.edu>
12300 James E. Wilson <wilson@specifixinc.com>
12302 PR rtl-optimization/12092
12303 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12306 2005-01-01 Roger Sayle <roger@eyesopen.com>
12307 Olivier Hainque <hainque@act-europe.fr>
12309 * tree.c (int_fits_type_p): A narrower type always fits in a
12310 wider one, except for negative values into unsigned types.
12312 2005-01-01 Roger Sayle <roger@eyesopen.com>
12314 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12315 with the original constant rather than require TREE_OVERFLOW.
12317 2005-01-01 Steven Bosscher <stevenb@suse.de>
12319 PR middle-end/17544
12320 * c-decl.c (finish_function): If compiling C99, annotate the
12321 compiler generated return with the current file name and line 0.
12322 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12323 the source line is greater than 0.
12324 (remove_bb): Likewise.