1 2005-04-16 Richard Henderson <rth@redhat.com>
4 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
5 Use the mode of boolean_type_node when the user doesn't provide one.
6 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
11 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
14 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
17 2005-04-16 Roger Sayle <roger@eyesopen.com>
18 Steven Bosscher <stevenb@suse.de>
20 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
21 (fold_unary_to_constant): Likewise.
23 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
25 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
28 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
30 * doc/install.texi (Specific): Avoid using asterisks in @anchor
31 names related to target triplets.
32 Remove i?86-*-esix from platform directory.
33 Remove powerpc-*-eabiaix from platform directory.
35 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
38 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
39 falling through from SUBREG case to REG.
41 2005-04-15 Roger Sayle <roger@eyesopen.com>
43 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
44 (fold_binary): Update comment mentioning fold_relational_hi_lo.
45 (fold_binary_to_constant): Simplify using fold_binary.
46 (fold_unary_to_constant): Likewise, simplify using fold_unary.
48 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
50 * gthr-posix.c (pthread_cancel): Define.
51 (pthread_mutexattr_init): Likewise.
52 (pthread_mutexattr_settype): Likewise.
53 (pthread_mutexattr_destroy): Likewise.
55 2005-04-15 David S. Miller <davem@davemloft.net>
58 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
60 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
62 PR tree-optimization/21031
63 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
64 (forward_propagate_into_cond_1): Call it. Forward propagate
65 integer-integer casts into COND_EXPRs.
67 2005-04-15 Dave Korn <dave.korn@artimi.com>
69 * gcc.c (default_compilers): Clarify obscure error message when
70 reading from standard input.
72 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
74 * basic-block.h (PROP_EQUAL_NOTES): Remove.
75 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
77 * tree-ssa-alias.c (init_alias_info): Remove a call to
80 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
82 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
83 of non-virtual PHI nodes like we use to.
85 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
87 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
88 (attr_copy_rtx): Do not use it.
90 2005-04-15 Andrew Macleod <amacleod@redhat.com>
92 * doc/tree-ssa.texi: Grammer/abbreviation updates.
94 2005-04-15 Diego Novillo <dnovillo@redhat.com>
96 * tree-vect-transform.c (vectorizable_store): Mark necessary
97 objects in the vectorized store needing renaming. Update the
98 SSA graph for V_MAY_DEF operands in the original store.
100 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
102 * tree-ssa-pre.c (compute_avail): It's okay to have
103 TREE_INVARIANT's here, and value number the resulting expressions.
104 (create_expression_by_pieces): Make sure operands that were
105 min_invariant when we started, stay that way.
107 2005-04-15 David Edelsohn <edelsohn@gnu.org>
109 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
111 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
113 PR tree-optimization/20936.
114 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
116 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
118 * doc/invoke.texi: Fix typos.
119 * doc/md.texi: Likewise.
120 * doc/rtl.texi: Likewise.
121 * doc/sourcebuild.texi: Likewise.
122 * doc/tm.texi: Likewise.
124 2005-04-15 Uros Bizjak <uros@kss-loka.si>
126 PR tree-optimization/21004
127 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
128 and floorl in c99 mode only.
129 * builtins.c (expand_builtin_int_roundingfn): Assert that
130 fallback_fndecl is not NULL_TREE.
132 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
134 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
135 * basic-block.h: Update the prototype for
136 purge_all_dead_edges.
137 * cfgexpand.c (tree_expand_cfg): Update a call to
138 purge_all_dead_edges.
139 * combine.c (combine_instructions): Likewise.
140 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
141 rest_of_handle_cse2, rest_of_handle_gcse,
142 rest_of_handle_postreload): likewise.
144 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
147 * gimplify.c (gimplify_addr_expr): Compensate for removal of
148 e.g. cv-qualification conversions.
150 2005-04-14 Mike Stump <mrs@apple.com>
152 * config/darwin-c.c (framework_construct_pathname): We must
153 find all headers of a framework in the first instance of it
154 found in the seach path.
156 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
158 PR tree-optimization/21021
159 * tree-vrp.c (compare_values): Work around a bug in the front
160 end that produces a comparison of mismatched types.
162 2004-04-14 Richard Henderson <rth@redhat.com>
164 * config/ia64/ia64.h (enum fetchop_code): Remove.
165 (enum ia64_builtins): Move ...
166 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
167 members except BSP and FLUSHRS.
168 (ia64_init_builtins): Remove __sync builtins.
169 (ia64_expand_builtin): Likewise.
170 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
171 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
172 (ia64_expand_lock_release): Remove.
173 * config/ia64/ia64.md (mf): Move to sync.md.
174 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
175 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
176 * config/ia64/sync.md: New file.
177 (memory_barrier): Rename from mf.
178 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
179 (cmpxchg_acq_<I48MODE>): Likewise.
180 (sync_lock_test_and_set<I48MODE>): Likewise.
182 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
183 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
185 2004-04-14 Richard Henderson <rth@redhat.com>
187 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
188 (ix86_compare_emitted): New.
189 (ix86_expand_compare): Use ix86_compare_emitted if set.
190 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
191 and ix86_compare_op0 are set.
192 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
193 (TARGET_CMPXCHG, TARGET_XADD): New.
194 (ix86_compare_emitted): Declare.
195 * config/i386/i386.md: Include sync.md
196 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
197 (UNSPECV_XCHG, UNSPECV_LOCK): New.
198 * config/i386/sync.md: New file.
200 2004-04-14 Richard Henderson <rth@redhat.com>
203 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
204 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
205 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
206 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
207 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
208 BT_FN_I8_VPTR_I8_I8): New.
209 * builtins.def (DEF_SYNC_BUILTIN): New.
210 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
211 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
212 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
213 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
214 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
215 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
216 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
217 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
218 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
219 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
220 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
221 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
222 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
223 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
224 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
225 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
226 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
227 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
228 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
229 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
230 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
231 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
232 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
233 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
234 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
235 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
236 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
237 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
238 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
239 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
240 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
241 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
242 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
243 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
244 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
245 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
246 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
247 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
248 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
249 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
250 BUILT_IN_SYNCHRONIZE: New.
251 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
252 as a function. Accept __sync_ as a prefix as well.
253 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
254 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
255 expand_builtin_lock_release): New.
256 (expand_builtin): Call them.
257 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
258 neither BOTH_P nor FALLBACK_P are defined.
259 (builtin_type_for_size): New.
260 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
261 (resolve_overloaded_builtin): New.
262 * c-common.h (resolve_overloaded_builtin): Declare.
263 (builtin_type_for_size): Declare.
264 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
265 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
266 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
267 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
268 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
269 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
270 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
271 sync_compare_and_swap_cc, sync_lock_test_and_set,
272 sync_lock_release): New.
273 * optabs.h: Declare them.
274 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
275 expand_sync_operation, expand_sync_fetch_operation,
276 expand_sync_lock_test_and_set): Declare.
277 * genopinit.c (optabs): Add sync optabs.
278 * optabs.c (init_optabs): Initialize sync optabs.
279 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
280 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
281 expand_sync_operation, expand_sync_fetch_operation,
282 expand_sync_lock_test_and_set): New.
283 * doc/extend.texi (Atomic Builtins): New section
284 * doc/md.texi (Standard Names): Add sync patterns.
286 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
288 * tree-eh.c (lower_try_finally_copy): Generate new code in
289 response to goto_queue entries as if the queue was sorted by
291 (lower_try_finally_switch): Likewise.
293 2005-04-14 Richard Henderson <rth@redhat.com>
295 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
296 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
298 (ix86_expand_fp_movcc): Update to match.
299 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
300 * config/i386/i386-protos.h: Update.
301 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
302 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
304 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
306 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
309 2005-04-14 Julian Brown <julian@codesourcery.com>
311 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
312 link failures on ppc64 Linux.
314 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
316 * config.gcc: Set cpu_type for s390.
318 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
320 Fix PR tree-optimization/20963
321 * tree-ssa-pre.c (compute_avail): Remove special case for
323 (create_expression_by_pieces): Add value numbers for forced out
326 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
328 * config/cris/cris.md: Replace references to (reg:SI 16) with
329 (reg:SI CRIS_SRP_REGNUM).
331 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
333 PR tree-optimization/20657
334 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
335 create an appropriate range from it.
337 2005-04-14 Uros Bizjak <uros@kss-loka.si>
339 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
340 <UNSPEC_FIST_CEIL> case.
342 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
343 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
344 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
345 to implement lfloor and llfloor built-ins as x87 intrinsic function.
346 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
347 (lfloor<mode>2): New expanders.
348 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
349 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
350 to implement lceil and llceil built-ins as x87 intrinsic function.
351 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
352 (lceil<mode>2): New expanders.
354 2005-04-14 Uros Bizjak <uros@kss-loka.si>
356 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
357 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
359 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
362 * config/s390/s390-modes.def: Define TFmode.
364 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
366 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
367 (JUMP_TABLES_IN_TEXT_SECTION): Define.
368 * config/mips/mips.c (mips16_insn_length): Remove reference to
369 JUMP_TABLES_IN_TEXT_SECTION.
371 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
373 * simplify-rtx.c (simplify_binary_operation_1): Return
374 scalar or vector of constant 0, depending on the xor's
377 2005-04-13 Dale Johannesen <dalej@apple.com>
379 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
381 * objc/objc-act.c (objc_gimplify_expr): New.
382 (objc_get_callee_fndecl): New.
383 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
384 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
385 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
387 2005-04-13 Devang Patel <dpatel@apple.com>
389 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
392 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
394 CRIS prologue as RTL.
395 * config/cris/cris-protos.h (cris_emit_movem_store)
396 (cris_expand_prologue): Prototype.
397 * config/cris/cris.c (struct machine_function): New member
399 (cfa_label_num, cris_target_asm_function_prologue): Remove.
400 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
401 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
402 (cris_load_multiple_op, cris_return_address_on_stack)
403 (cris_return_address_on_stack_for_return): ISO-Cify.
404 (cris_store_multiple_op): New predicate function.
405 (cris_expand_prologue, cris_emit_movem_store): New functions.
406 (cris_print_operand) <case 'O'>: Handle modifications other than
408 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
409 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
410 (cris_gen_movem_load): Rearrange slightly to make local variable
411 src a parameter, removing osrc.
412 (cris_setup_incoming_varargs): Set machine_function member
413 stdarg_regs to correspond to the number of registers that need to
415 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
417 (PREDICATE_CODES): Add cris_store_multiple_op. Make
418 cris_general_operand_or_gotless_symbol accept UNSPEC.
419 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
420 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
421 ("*cris_store_multiple"): New pattern. Tweak common comment above
422 this and "*cris_load_multiple".
423 ("prologue"): New define_expand.
425 * config/cris/cris.md ("epilogue"): Conditionalize on
426 TARGET_PROLOGUE_EPILOGUE.
428 2005-04-13 Steve Ellcey <sje@cup.hp.com>
431 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
432 fpsr 0 instead of fpsr 1.
433 (divsf3_internal_thr): Ditto.
434 (divdf3_internal_lat): Ditto.
435 (divdf3_internal_thr): Ditto.
436 (divxf3_internal_lat): Ditto.
437 (divxf3_internal_thr): Ditto.
439 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
441 PR tree-optimization/20913
442 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
444 PR tree-optimization/20702
445 * tree-vrp.c (maybe_add_assert_expr): Recurse into
446 dominator children that haven't been walked into.
448 2005-04-13 Julian Brown <julian@codesourcery.com>
450 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
451 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
454 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
456 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
457 config/i386/sse.md: Fix comment typos.
459 * genattrtab.c (NULL_ATTR): Remove.
460 * ifcvt.c (NULL_EDGE): Likewise.
462 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
464 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
465 NOTE_PREDICT): Remove.
467 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
469 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
470 * configure: Regenerate.
471 * config.in: Likewise.
472 * system.h: Declare vsnprintf if not already declared.
474 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
476 * optc-gen.awk: Handle stand-alone Mask records.
477 * opth-gen.awk: Likewise.
478 * doc/options.texi (Option file format): Document them.
479 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
480 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
481 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
482 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
483 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
484 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
485 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
486 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
487 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
488 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
489 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
490 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
491 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
492 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
493 TARGET_LONG_DOUBLE_128): Likewise.
494 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
495 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
496 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
497 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
498 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
499 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
500 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
501 * config/sparc/sparc.c (fpu_option_set): New global.
502 (sparc_handle_option): New function.
503 (sparc_override_options): Test fpu_option_set.
504 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
505 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
506 * config/sparc/sparc.opt: New file.
507 * config/sparc/little-endian.opt: Likewise.
508 * config/sparc/long-double-switch.opt: Likewise.
510 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
512 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
513 (bfin_handle_options): Set it if -mshared-library-id= is seen.
514 * config/bfin/bfin.opt (mshared-library-id=): Lose
515 Var(bfin_lib_id_given).
517 2005-04-13 Matt Thomas <matt@3am-software.com>
519 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
522 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
524 * rtl.h (CLEAR_RTX_FLAGS): Remove.
526 * cgraphunit.c (INSNS_PER_CALL): Remove.
528 * tree-ssa-forwprop.c (vars,
529 record_single_argument_cond_exprs,
530 substitute_single_use_vars): Remove.
531 (forward_propagate_into_cond_1, forward_propagate_into_cond):
533 (tree_ssa_forward_propagate_single_use_vars): Call
534 forward_propagate_into_cond for each COND_EXPR.
536 * tree-inline.c (INSNS_PER_STMT): Remove.
538 2005-04-12 Richard Henderson <rth@redhat.com>
540 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
541 (ix86_expand_sse_fp_minmax): ... from ...
542 (ix86_expand_fp_movcc): ... here.
543 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
544 * config/i386/i386-protos.h: Update.
545 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
546 (sse_setccsf, sse_setccdf): Allow before reload.
547 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
548 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
549 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
550 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
551 (anddf3, nanddf3, iordf3, xordf3): New.
553 2005-04-12 Jeff Law <law@redhat.com>
555 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
556 (tree-ssa-uncprop.o): Add dependencies.
557 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
558 * tree-flow.h (remove_useless_stmts): Remove prototype.
559 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
560 remove_useless_stmts.
561 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
562 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
563 * tree-pass.h (pass_uncprop): Declare.
564 * tree-ssa-uncprop.c: New file.
566 2005-04-12 James E. Wilson <wilson@specifixinc.com>
569 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
571 2005-04-12 Caroline Tice <ctice@apple.com>
573 Temporary fix for partitioning problems.
574 * passes.c (rest_of_handle_final): Remove code that
575 frees unlikely_text_section_name,
576 * varasm.c (assemble_start_function): Test for partitioning
577 flag before writing out section labels.
578 (assemble_end_function): Test for partitioning flag before
579 writing out section labels.
581 2005-04-12 Steven Bosscher <stevenb@suse.de>
582 Stuart Hastings <stuart@apple.com>
583 Jan Hubicka <jh@suse.cz>
585 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
586 references to gt-tree-cfg.h.
587 * basic-block.h (struct basic_block_def): Don't skip rbi
588 for garbage collection.
589 (struct reorder_block_def): Make GTY-able.
590 (struct control_flow_graph): New structure.
591 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
592 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
593 but instead defines to the control_flow_graph for cfun.
594 (label_to_block_map): New define, points to the label map of
595 the control_flow_graph for cfun.
596 (n_edges_for_function, n_basic_blocks_for_function,
597 last_basic_block_for_function, basic_block_info_for_function,
598 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
599 basic_block_info_for_function, label_to_block_map_for_function):
600 Counterparts for the above, taking a struct function as an extra
602 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
603 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
604 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
605 (alloc_rbi_pool, free_rbi_pool): Remove.
606 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
607 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
609 (cfg_layout_finalize) ... and don't free it here.
610 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
612 * flow.c (free_basic_block_vars): Set label_to_block_map and
614 * function.h (struct function): Add cfg field.
615 * function.c (allocate_struct_function): Allocate the cfg.
616 * tree-cfg.c (label_to_block_map): Remove.
617 (build_tree_cfg): Don't allocate the rbi pool here...
618 (delete_tree_cfg_annotations): ...and don't free it here.
619 Also don't nullify label_to_block_map for cfun.
621 2005-04-12 Caroline Tice <ctice@apple.com>
623 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
624 Revert my patch from April 9.
625 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
626 (reorder_basic_blocks): Revert my patch from April 9.
627 (insert_section_boundary_note): Revert my patch from April 9.
628 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
629 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
630 (COLD_END_LABEL): Revert my patch from April 9.
631 (cold_text_section_label): Revert my patch from April 9.
632 (cold_end_label): Revert my patch from April 9.
633 (dwarf2out_switch_text_section): Revert my patch from April 9.
634 (output_aranges): Revert my patch from April 9.
635 (output_ranges): Revert my patch from April 9.
636 (output_line_info): Revert my patch from April 9.
637 (add_location_or_const_value_attribute): Revert my patch from April 9.
638 (dwarf2out_var_location): Revert my patch from April 9.
639 (dwarf2out_init): Revert my patch from April 9.
640 (dwarf2out_finish): Revert my patch from April 9.
641 * function.h (struct function): Revert my patch from April 9.
642 * opts.c (decode_options): Revert my patch from April 9.
643 * output.h (unlikely_section_label, hot_section_label,
644 hot_section_end_label, cold_section_end_label,
645 unlikely_text_section_name): Revert my patch from April 9.
646 * passes.c (rest_of_handle_final): Revert my patch from April 9.
647 * varasm.c (unlikely_section_label, hot_section_label,
648 hot_section_end_label, cold_section_end_label,
649 unlikely_text_section_name): Revert my patch from April 9.
650 (initialize_cold_section_name): Revert my patch from April 9.
651 (unlikely_text_section): Revert my patch from April 9.
652 (in_unlikely_text_section): Revert my patch from April 9.
653 (named_section): Revert my patch from April 9.
654 (function_section): Revert my patch from April 9.
655 (current_function_section): Revert my patch from April 9.
656 (assemble_start_function): Revert my patch from April 9.
657 (assemble_end_function): Revert my patch from April 9.
658 (default_section_type_flags_1): Revert my patch from April 9.
660 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
662 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
663 * config/sparc/sparc.md (untyped_call): Save the registers manually.
665 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
667 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
670 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
671 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
673 2004-04-12 Richard Henderson <rth@redhat.com>
675 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
676 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
677 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
678 (UNSPEC_*, UNSPECV_*): Renumber.
680 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
683 From Richard Henderson <rth@redhat.com>:
684 * tree-mudflap.c (mf_build_check_statement_for): Correct block
687 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
689 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
691 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
693 * config/bfin/bfin.c (bfin_library_id_string): Remove.
694 (bfin_library_id): New variable.
695 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
696 instead of bfin_library_id_string.
697 (bfin_handle_option): New function.
698 (override_options): Remove most code to deal with shared library IDs,
699 just check they aren't used without -mid-shared-library.
700 (TARGET_HANDLE_OPTION): Define.
701 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
702 * config/bfin/bfin.opt (mshared-library-id=): New.
704 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
706 * tree-vect-transform.c: Fix comment typos.
708 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
710 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
711 split critical edges when not possible/profitable.
713 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
715 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
716 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
717 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
718 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
719 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
720 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
721 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
722 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
724 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
725 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
726 * config/ns32k/ns32k.opt: New file.
728 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
730 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
731 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
732 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
733 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
734 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
735 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
736 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
737 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
738 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
739 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
740 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
741 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
742 (MASK_COLDFIRE): Formatting fixes.
743 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
744 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
745 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
746 "_current_shared_library_a5_offset_".
747 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
748 (MASK_ALL_CPU_BITS): New macro.
749 (m68k_handle_option): New function.
750 (override_options): Remove handling of m68k_library_id_string.
751 * config/m68k/m68k.opt: New file.
752 * config/m68k/ieee.opt: New file.
754 2005-04-11 Mark Mitchell <mark@codesourcery.com>
756 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
757 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
758 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
759 (TARGET_CXX): Adjust accordingly.
760 * target.h (struct gcc_target): Remove epxort_class_data. Add
761 determine_class_data_visibility and class_data_always_comdat.
762 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
763 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
764 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
765 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
766 (arm_cxx_determine_class_data_visibility): New.
767 (arm_cxx_class_data_always_comdat): Likewise.
768 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
769 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
770 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
771 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
772 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
775 2005-04-11 Devang Patel <dpatel@apple.com>
777 * tree-data-ref.c (build_classic_dist_vector,
778 compute_subscript_distance): Make externally visible.
779 * tree-data-ref.h (build_classic_dist_vector,
780 compute_subscript_distance): Same.
781 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
782 Check distance vector against vectorization factor.
783 (vect_analyze_loop): Determine vectorizaion factor before
784 analyzing data dependences.
785 * tree-vectorizer.c (loops_num): Make it externally visible and
787 * tree-vectorizer.c (vect_loops_num): ... new name.
788 * tree-vectorizer.h (vect_loops_num): New.
790 2005-04-11 Devang Patel <dpatel@apple.com>
792 * tree-vect-analyze.c (vect_analyze_operations): Check
793 vectorizable codition.
794 * tree-vect-transform.c (vect_is_simple_cond): New function.
795 (vectorizable_condition): New function.
796 (vect_transform_stmt): Handle condition_vec_info_type.
797 * tree-vectorizer.h (enum stmt_vec_info_type): Add
798 condition_vec_info_type.
799 (vectorizable_condition): New.
801 2005-04-11 Geoffrey Keating <geoffk@apple.com>
803 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
804 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
805 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
807 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
808 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
810 * dwarf2out.c (output_line_info): Don't try to dereference
811 a NULL current_function_decl.
813 * config/t-slibgcc-darwin: Don't put shared libraries in
814 directories other than $(slibdir).
815 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
818 2005-04-11 Diego Novillo <dnovillo@redhat.com>
820 PR tree-optimization/20933
821 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
822 logic to reject aliases between read-only and writable
824 (may_alias_p): ... here.
825 (get_tmt_for): Do not associate read-only tags to pointers
826 whose pointed-to type is not read-only.
827 * tree-ssa.c (verify_ssa): Check that memory stores have at
828 least one V_MAY_DEF or V_MUST_DEF.
830 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
833 * configure.ac (gcc_UNLOCKED_FUNCS): New.
834 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
835 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
836 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
838 (fwrite_unlocked): Fix prototype.
840 * configure, config.in: Regenerate.
842 2005-04-11 David Edelsohn <edelsohn@gnu.org>
844 * tree-ssa-loop-im.c: Include real.h.
845 (determine_invariantness_stmt): If real division divisor is
846 invariant and flag_unsafe_math_optimizations enabled, generate
847 invariant reciprocal for hoisting.
848 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
850 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
852 Fix PR tree-optimization/20926
854 * tree-ssa-alias.c (add_type_alias): Handle subvars.
856 2005-04-11 Devang Patel <dpatel@apple.com>
858 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
861 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
863 * fold-const.c (fold_binary_op_with_conditional_arg):
864 use fold_buildN instead of "fold (buildN" in some
866 (fold_unary): Likewise.
867 (fold_binary): Likewise.
869 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
871 Fix PR tree-optimization/20612
872 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
874 (perfect_nestify): preheaderbb is *not* part of loop of the
877 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
879 * tree-ssa-alias.c (may_alias_p): If the variable
880 is a global variable and the pointer is parameter
881 and -fargument-noalias-global is used, then
882 the pointer cannot alias the variable.
884 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
886 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
887 * config/sparc/sparc.h: Likewise.
888 * config/sparc/sparc.md: Likewise.
890 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
892 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
894 * tree-vrp.c: Fix a comment typo.
896 2005-04-11 Diego Novillo <dnovillo@redhat.com>
898 PR tree-optimization/20920
899 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
900 SSA_NAME flows through an abnormal edge.
901 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
902 through abnormal edges.
903 (maybe_add_assert_expr): Likewise.
905 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
907 * config/s390/s390.h (s390_tune_string, s390_arch_string)
908 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
909 (s390_stack_size_string, s390_stack_guard_string, target_flags)
910 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
911 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
912 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
913 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
914 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
915 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
916 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
917 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
918 (TARGET_HANDLE_OPTION): Likewise.
919 (s390_tune): Initialize to PROCESSOR_max.
920 (s390_arch_string): Make static.
921 (s390_tune_string, s390_warn_framesize_string): Delete.
922 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
923 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
924 (s390_handle_arch_option, s390_handle_option): New functions.
925 (override_options): Remove parsing of option strings.
926 * config/s390/s390.opt: New file.
928 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
930 * tree-complex.c (expand_vector_operations): Call
931 update_stmt_if_modified.
933 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
935 * tree-vect-analyze (vect_determine_vectorization_factor):
936 Do not use GET_MODE_NUNITS.
937 * tree-vect-transform.c (vect_get_vec_def_for_operand,
938 (vectorizable_load, vect_transform_loop): Likewise.
940 2005-04-11 Uros Bizjak <uros@kss-loka.si>
942 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
943 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
944 * optabs.h (enum optab_index): Add new OTI_lceil.
945 (lceil_optab): Define corresponding macro.
946 * optabs.c (init_optabs): Initialize lceil_optab.
947 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
948 and lceildi2 patterns.
949 * builtins.c (expand_builtin_int_roundingfn): Handle
950 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
951 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
952 BUILT_IN_LLCEIL{,F,L}.
953 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
954 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
955 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
956 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
957 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
958 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
959 into lceil built-in function and (long long int)ceil{,f,l} into
960 llceil built-in function.
961 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
964 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
966 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
969 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
971 * config/arm/arm.c: Fix a comment typo.
972 * doc/tree-ssa.texi: Fix a typo.
974 2005-04-10 Steven Bosscher <stevenb@suse.de>
976 * cselib.c (clear_table): Rename to cselib_clear_table.
977 * cselib.h (cselib_clear_table): Add prototype.
978 * gcse.c (gcse_main): Make 'f' argument unused.
979 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
980 of each basic block instead.
981 (compute_sets, compute_hash_table_work): Likewise.
982 (constprop_register): Change int 'alter_jumps' argument to bool.
983 (do_local_cprop): Likewise.
984 (local_cprop_pass): Likewise. Also walk basic blocks instead of
985 the insn chain. Explicitly clear the cselib tables after finishing
986 one basic block. Make sure there are no unterminated libcall blocks.
987 Update compute_sets call.
988 (cprop): Walk basic blocks instead of the insn chain.
989 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
991 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
992 one_cprop_pass calls.
994 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
996 * combine.c (combine_simplify_rtx): Remove a transformation that
997 relies on an invalid assumption about rtl sign-extension semantics.
999 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1001 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1002 to build_int_cst_wide.
1004 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1007 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1008 set the original address pseudo to the correct value before the
1009 original insn, if possible, and leave the insn alone, otherwise
1010 create a new pseudo, set it and replace it in the insn.
1011 * recog.c (validate_change_maybe_volatile): New.
1012 * recog.h (validate_change_maybe_volatile): Declare.
1014 2005-04-09 Caroline Tice <ctice@apple.com>
1016 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1017 Remove targetm.have_named_sections test.
1018 (fix_edges_for_rarely_executed_code): Likewise.
1019 (insert_section_boundary_note): Likewise.
1020 (reorder_basic_blocks): Check partitioning flag before calling
1021 verify_hot_cold_block_grouping.
1022 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1023 the function struct rather than global variables.
1024 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1025 (COLD_END_LABEL): Likewise
1026 (cold_text_section_label): New static global variable.
1027 (cold_end_label): Likewise.
1028 (dwarf2out_switch_text_section): Get hot/cold section labels from
1029 the function struct rather than global variables.
1030 (output_aranges): Use cold_text_section_label and cold_end_label;
1031 check partitioning flag before putting out delta.
1032 (output_ranges): Remove incorrect code attempting to use
1034 (output_line_info): Get cold section label from function struct.
1035 (add_location_or_const_value_attribute): Likewise.
1036 (get_subprogram_die): Get hot/cold section labels from function struct.
1037 (dwarf2out_var_location): Likewise.
1038 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1039 write out cold_text_section_label if partition flag is set.
1040 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1041 * function.h (struct function): Add new fields to point to hot/cold
1042 section labels: hot_section_label, cold_section_label,
1043 hot_section_end_label and cold_section_end_label; also add new field
1044 for cold text section name, unlikely_text_section_name.
1045 * opts.c (decode_options): Turn off partitioning flag if
1046 !targetm.have_named_sections.
1047 * output.h (hot_section_label): Remove.
1048 (hot_section_end_label): Remove.
1049 (cold_section_end_label): Remove.
1050 (unlikely_section_label): Remove.
1051 (unlikely_text_section_name): Remove.
1052 * passes.c (rest_of_handle_final): Remove code that frees
1053 unlikely_text_section_name.
1054 * varasm.c (unlikely_section_label): Remove.
1055 (hot_section_label): Remove.
1056 (hot_section_end_label): Remove.
1057 (cold_section_end_label): Remove.
1058 (unlikely_text_section_name): Remove.
1059 (initialize_cold_section_name): Modify to call
1060 targetm.strip_name_encoding; to store cold section name in current
1061 function struct, if it exists; and to only use the decl_section_name
1062 if flag_named_sections is true.
1063 (unlikely_text_section): Modify to get section name out of current
1064 function struct, if there is one; otherwise build it from
1065 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1066 (in_unlikely_text_section): Likewise.
1067 (named_section): Modify to get/put cold section name in current function
1068 struct, if there is one.
1069 (function_section): Change 'bool unlikely' to 'int reloc'; check
1070 targetm.have_named_sections before calling named_section.
1071 (current_function_section): Likewise.
1072 (assemble_start_function): Modify to get/put unlikely_text_section_name
1073 in current function struct; modify to get hot/cold section labels
1074 from function struct; initialize labels using
1075 ASM_GENERATE_INTERNAL_LABEL;
1076 test partitioning flag before writing out hot section label.
1077 (assemble_end_function): Test partitioning flag before writing out
1078 hot/cold section labels.
1079 (default_section_type_flags_1): Modify to use array instead of
1080 char* for unlikely_text_section_name; set flags correctly for
1081 cold text section if there is not a current function decl.
1083 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1085 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1086 and TI_VA_LIST_FPR_COUNTER_FIELD.
1087 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1088 * tree-pass.h (pass_stdarg): Add.
1089 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1090 * tree-stdarg.c: New file.
1091 * tree-stdarg.h: New file.
1092 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1093 (tree-stdarg.o): Add dependencies.
1094 * function.h (struct function): Add va_list_gpr_size and
1095 va_list_fpr_size fields.
1096 * function.c (allocate_struct_function): Initialize them.
1097 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1098 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1099 (TARGET_INITIALIZER): Add it.
1101 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1102 va_list_{g,f}pr_counter_field.
1103 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1104 area will not be used. Only save registers that tree-stdarg.c
1105 detected they need saving.
1106 (ix86_va_start): Don't set up fields that won't be used.
1108 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1109 va_list_{g,f}pr_counter_field.
1110 (setup_incoming_varargs): Don't do anything if reg_save
1111 area will not be used. Only save registers that tree-stdarg.c
1112 detected they need saving.
1113 (rs6000_va_start): Don't set up fields that won't be used.
1115 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1116 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1117 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1118 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1120 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1123 * config/i386/i386.c (construct_container): Pass empty aligned
1124 struct, union or class in memory.
1126 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1128 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1129 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1130 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1131 config/rs6000/predicates.md: Fix comment typos.
1133 * sched-int.h (haifa_insn_data): Remove blockage and units.
1134 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1135 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1136 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1138 2005-04-09 Jan Hubicka <jh@suse.cz>
1139 Steven Bosscher <stevenb@suse.de>
1141 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1142 * cfgloop.c (get_loop_exit_edges): Likewise.
1143 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1145 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1146 * tree-cfg.c (dump_cfg_status): Likewise.
1148 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1150 * config/rs6000/predicates.md (altivec_register_operand): Remove
1151 redundant match_code test.
1152 (gpc_reg_operand): Same.
1153 (cc_reg_operand): Same.
1154 (cc_reg_not_cr0_operand): Same.
1156 2005-04-09 Jan Hubicka <jh@suse.cz>
1158 Forgotten hunk from my last merge patch:
1159 * final.c (output_addr_const): Do not call mark_referenced.
1161 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1163 * doc/tree-ssa.texi: Add immediate use documentation.
1165 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1167 * arm.c (FL_WBUF): Define.
1168 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1169 (arm_is_6_or_7): Delete.
1170 (arm_tune_wbuf): New.
1171 (arm_override_options): Set arm_tune_wbuf.
1172 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1173 (arm_is_6_or_7): Delete declaration.
1174 (arm_tune_wbuf): New declartion.
1175 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1176 (model_wbuf): Derive from arm_tune_wbuf.
1177 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1178 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1179 (arm740t): Mark CPUs as having a write buffer.
1181 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1183 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1184 of 'const_double_operand' in operand 2 constraints. Update enable
1187 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1189 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1190 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1191 * optabs.h (enum optab_index): Add new OTI_lfloor.
1192 (lfloor_optab): Define corresponding macro.
1193 * optabs.c (init_optabs): Initialize lfloor_optab.
1194 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1195 and lfloordi2 patterns.
1196 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1197 (expand_builtin_int_roundingfn): New function.
1198 (fold_builtin_int_roundingfn): New prototype.
1199 (fold_builtin_int_roundingfn): New function, renamed from
1200 fold_builtin_lround.
1201 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1202 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1203 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1204 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1205 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1206 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1207 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1208 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1209 into lfloor built-in function and (long long int)floor{,f,l} into
1210 llfloor built-in function.
1211 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1214 2005-04-08 Ian Lance Taylor <ian@airs.com>
1216 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1217 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1218 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1219 (DO_COND, DO_BODY): Likewise.
1220 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1221 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1222 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1223 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1224 (build_continue_stmt, build_break_stmt): Don't declare.
1225 (c_do_switch_warnings): Update declaration.
1226 * c-gimplify.c (enum bc_t): Remove.
1227 (struct c_gimplify_ctx, ctxp): Remove.
1228 (push_context, pop_context): Remove static functions.
1229 (c_genericize): Don't call push_context or pop_context.
1230 (begin_bc_block, finish_bc_block): Remove static functions.
1231 (build_bc_goto): Likewise.
1232 (gimplify_c_loop): Likewise.
1233 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1234 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1235 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1236 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1237 * c-common.c (c_do_switch_warnings): Rename from
1238 c_do_switch_warnings_1.
1239 (c_do_switch_warnings) [old version]: Remove.
1240 (c_do_switch_expr_warnings): Remove.
1241 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1242 function instead of c_do_switch_expr_warnings.
1243 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1244 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1245 * c-pretty-print.c (pp_c_statement): Likewise.
1246 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1248 2005-04-08 Devang Patel <dpatel@apple.com>
1250 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1251 While selecting replacement condition pay attention to loop header.
1253 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1255 Merge from tree-cleanup-branch: VRP, store CCP, store
1256 copy-prop, incremental SSA updating of FUD chains and
1257 newly exposed symbols.
1259 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1260 (OBJS-common): Add tree-vrp.o.
1261 (tree-vrp.o): New rule.
1262 * basic-block.h (nearest_common_dominator_for_set): Declare.
1263 * common.opt (ftree-store-ccp): New flag.
1264 (ftree-copy-prop): New flag.
1265 (ftree-vrp): New flag.
1266 (ftree-store-copy-prop): New flag.
1267 * dominance.c (nearest_common_dominator_for_set): New.
1268 * domwalk.c (walk_dominator_tree): Only traverse
1269 statements in blocks marked in walk_data->interesting_blocks.
1270 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1271 * fold-const.c (fold): Handle ASSERT_EXPR.
1272 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1273 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1274 flag_tree_vrp at -O2.
1275 * timevar.def (TV_TREE_VRP): Define.
1276 (TV_TREE_COPY_PROP): Define.
1277 (TV_TREE_STORE_COPY_PROP): Define.
1278 (TV_TREE_SSA_INCREMENTAL): Define.
1279 (TV_TREE_STORE_CCP): Define.
1280 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1281 to kill_redundant_phi_nodes from comment.
1282 (verify_expr): Handle ASSERT_EXPR.
1283 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1284 argument. Update all users.
1285 (mark_call_clobbered_vars_to_rename): Remove. Update all
1287 * tree-flow-inline.h (unmodifiable_var_p): New.
1288 * tree-flow.h (enum value_range_type): Declare.
1289 (struct value_range_def): Declare.
1290 (value_range): Declare.
1291 (remove_all_phi_nodes_for): Remove. Update all users.
1292 (find_phi_node_for): Declare.
1293 (add_type_alias): Declare.
1294 (count_uses_and_derefs): Declare.
1295 (kill_redundant_phi_nodes): Remove.
1296 (rewrite_into_ssa): Remove.
1297 (rewrite_def_def_chains): Remove.
1298 (update_ssa, register_new_name_mapping, create_new_def_for,
1299 need_ssa_update_p, name_registered_for_update_p,
1300 release_ssa_name_after_update_ssa, dump_repl_tbl,
1301 debug_repl_tbl, dump_names_replaced_by,
1302 debug_names_replaced_by, mark_sym_for_renaming,
1303 mark_set_for_renaming, get_current_def, set_current_def,
1304 get_value_range, dump_value_range, debug_value_range,
1305 dump_all_value_ranges, debug_all_value_ranges,
1306 expr_computes_nonzero, loop_depth_of_name,
1307 unmodifiable_var_p): Declare.
1308 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1310 * tree-into-ssa.c (block_defs_stack): Update comment.
1311 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1312 syms_to_rename, names_to_release, repl_tbl,
1313 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1314 need_to_replace_names_p): New locals.
1315 (NAME_SETS_GROWTH_FACTOR): Define.
1316 (struct repl_map_d): Declare.
1317 (struct mark_def_sites_global_data): Add field
1319 (enum rewrite_mode): Declare.
1320 (REGISTER_DEFS_IN_THIS_STMT): Define.
1321 (compute_global_livein): Use last_basic_block instead of
1323 (set_def_block): Remove last argument. Update all callers.
1324 (prepare_use_operand_for_rename): Remove. Update all callers.
1325 (prepare_def_operand_for_rename): Remove. Update all callers.
1326 (symbol_marked_for_renaming): New.
1329 (repl_map_hash): New.
1331 (repl_map_free): New.
1332 (names_replaced_by): New.
1333 (add_to_repl_tbl): New.
1334 (add_new_name_mapping): New.
1335 (mark_def_sites): Assume that all the operands in the
1336 statement are in normal form.
1337 (find_idf): Assert that the block in the stack is valid.
1338 (get_default_def_for): New.
1339 (insert_phi_nodes_for): Add new argument 'update_p'.
1341 If update_p is true, add a new mapping between the LHS of
1342 each new PHI and the name that it replaces.
1343 (insert_phi_nodes_1): Only call find_idf if needed.
1344 (get_reaching_def): Call get_default_def_for.
1345 (rewrite_operand): Remove.
1346 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1347 and REWRITE_THIS_STMT are false.
1348 Assume that all the operands in the statement are in
1350 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1351 (rewrite_virtual_phi_arguments): Remove.
1352 (invalidate_name_tags): Remove.
1353 (register_new_update_single, register_new_update_set,
1354 rewrite_update_init_block, replace_use,
1355 rewrite_update_fini_block, rewrite_update_stmt,
1356 rewrite_update_phi_arguments): New.
1357 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1358 Add arguments 'entry', 'what' and 'blocks'.
1359 Initialize the dominator walker according to 'what' and
1361 Start the dominator walk at 'entry'.
1362 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1363 Use it to configure the dominator walker.
1364 (rewrite_into_ssa): Remove argument 'all'.
1366 (rewrite_all_into_ssa): Remove.
1367 (rewrite_def_def_chains): Remove.
1368 (mark_def_interesting, mark_use_interesting,
1369 prepare_phi_args_for_update, prepare_block_for_update,
1370 prepare_def_site_for, prepare_def_sites,
1371 dump_names_replaced_by, debug_names_replaced_by,
1372 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1373 delete_update_ssa, create_new_def_for,
1374 register_new_name_mapping, mark_sym_for_renaming,
1375 mark_set_for_renaming, need_ssa_update_p,
1376 name_registered_for_update_p, ssa_names_to_replace,
1377 release_ssa_name_after_update_ssa,
1378 insert_updated_phi_nodes_for, update_ssa): New.
1379 * tree-loop-linear.c (linear_transform_loops): Call
1380 update_ssa instead of rewrite_into_ssa.
1381 * tree-optimize.c (vars_to_rename): Remove.
1383 (init_tree_optimization_passes): Replace
1384 pass_redundant_phi with pass_copy_prop.
1386 Replace pass_ccp with pass_store_ccp.
1387 Add pass_store_copy_prop after pass_store_ccp.
1388 (execute_todo): If the TODO_ flags don't include updating
1389 the SSA form, assert that it does not need to be updated.
1390 Call update_ssa instead of rewrite_into_ssa and
1391 rewrite_def_def_chains.
1392 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1393 (tree_rest_of_compilation):
1394 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1395 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1396 TODO_cleanup_cfg): Renumber.
1397 (TODO_verify_loops, TODO_update_ssa,
1398 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1399 TODO_update_ssa_only_virtuals): Define.
1400 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1402 * tree-phinodes.c (make_phi_node): Update documentation.
1403 (remove_all_phi_nodes_for): Remove.
1404 (find_phi_node_for): New.
1405 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1406 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1407 (interpret_rhs_modify_expr): Likewise.
1408 * tree-sra.c (decide_instantiations): Mark all symbols in
1409 SRA_CANDIDATES for renaming.
1410 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1411 (mark_all_v_defs): New function. Update all users to call it
1412 with the whole list of scalarized statements, not just the
1414 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1415 (compute_flow_insensitive_aliasing): If the tag is
1416 unmodifiable and the variable isn't or vice-versa, don't
1417 make them alias of each other.
1418 (setup_pointers_and_addressables): If the type tag for
1419 VAR is about to change, mark the old one for renaming.
1420 (add_type_alias): New.
1421 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1422 (ccp_lattice_t): Rename from latticevalue.
1423 (value): Remove. Update all users.
1424 (const_val): New local variable.
1425 (do_store_ccp): New local variable.
1426 (dump_lattice_value): Handle UNINITIALIZED.
1427 (debug_lattice_value): New.
1428 (get_default_value): Re-write.
1429 (set_lattice_value): Re-write.
1430 (def_to_varying): Remove. Update all users.
1431 (likely_value): Return VARYING for statements that make
1432 stores when STORE_CCP is false.
1433 Return VARYING for any statement other than MODIFY_EXPR,
1434 COND_EXPR and SWITCH_EXPR.
1435 (ccp_initialize): Re-write.
1436 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1437 Move to tree-ssa-propagate.c.
1438 (ccp_lattice_meet): Handle memory stores when
1439 DO_STORE_CCP is true.
1440 (ccp_visit_phi_node): Likewise.
1441 (ccp_fold): Likewise.
1442 (evaluate_stmt): Likewise.
1443 (visit_assignment): Likewise.
1444 (ccp_visit_stmt): Likewise.
1445 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1449 (do_ssa_store_ccp): New.
1450 (gate_store_ccp): New.
1451 (pass_store_ccp): Declare.
1452 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1453 (may_propagate_copy): Reformat.
1454 Don't abort if ORIG is a virtual and DEST isn't.
1455 If NEW does not have alias information but DEST does,
1457 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1458 copy_prop_kind, which_copy_prop): Declare.
1459 (stmt_may_generate_copy, get_copy_of_val,
1460 get_last_copy_of, set_copy_of_val, dump_copy_of,
1461 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1462 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1463 init_copy_prop, fini_copy_prop, execute_copy_prop,
1464 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1465 store_copy_prop): New.
1466 (pass_copy_prop, pass_store_copy_prop): Declare.
1467 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1468 'num_const_prop' and 'num_copy_prop'.
1469 (cprop_operand): Update them.
1470 (dump_dominator_optimization_stats): Dump them.
1471 (tree_ssa_dominator_optimize): Call update_ssa instead of
1473 (loop_depth_of_name): Declare extern.
1474 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1475 values for LOW or HIGH.
1476 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1477 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1478 (cprop_operand): Only propagate if VAL != OP.
1479 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1480 statement for renaming.
1481 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1482 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1483 add_type_alias if necessary.
1484 Call mark_new_vars_to_rename.
1485 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1486 mark every statement updated, call update_ssa and
1487 rewrite_into_loop_closed_ssa.
1488 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1489 from LIVEIN if VAR is a virtual.
1490 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1491 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1492 (get_call_expr_operands): Reformat statement.
1493 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1495 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1496 SSA_NAME_VALUE for every name.
1497 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1498 get_value_loaded_by): New.
1499 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1500 substitute_and_fold): Move from tree-ssa-ccp.c.
1501 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1502 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1503 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1505 * tree-ssa.c (verify_use): Fix error message.
1506 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1507 check_phi_redundancy, kill_redundant_phi_nodes,
1508 pass_redundant_phi): Remove. Update all users.
1509 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1510 add_type_alias, if necessary.
1511 * tree-vectorizer.h (struct _stmt_vect_info): Update
1512 documentation for field 'memtag'.
1513 * tree-vrp.c: New file.
1514 * tree.def (ASSERT_EXPR): Define.
1515 * tree.h (ASSERT_EXPR_VAR): Define.
1516 (ASSERT_EXPR_COND): Define.
1517 (SSA_NAME_VALUE_RANGE): Define.
1518 (struct tree_ssa_name): Add field 'value_range'.
1519 (PHI_REWRITTEN): Remove.
1520 (struct tree_phi_node): Remove field 'rewritten'.
1521 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1522 -ftree-store-copy-prop): Document.
1523 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1524 Document usage of update_ssa.
1526 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1529 * config/rs6000/predicates.md (altivec_register_operand): Accept
1531 (and64_operand): Do not limit CONST_INT to mask64_operand.
1532 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1533 (and_operand): Do not limit CONST_INT to mask_operand.
1535 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1537 PR rtl-optimization/20466
1538 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1539 for overlap of the address of each list member.
1540 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1542 2005-04-08 Mike Stump <mrs@apple.com>
1544 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1546 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1549 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1551 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1553 * function.c (push_function_context_to): Don't set
1555 * function.h (function): Remove contains_functions.
1556 (current_function_contains_functions): Remove.
1558 * function.h (function): Remove instrument_entry_exit.
1559 (current_function_instrument_entry_exit): Remove.
1561 * function.h (nonlocal_labels): Remove.
1563 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1565 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1566 (check_attr_value, write_attr_get, write_expr_attr_cache,
1567 find_attr, make_internal_attr): Don't reference negative_ok or
1569 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1570 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1571 (ATTR_STATIC): Adjust the value.
1573 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1575 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1577 * config/s390/tpf.h (ASM_SPEC): Define.
1579 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1581 * tree-flow.h: Remove the prototype for
1582 redirect_immediate_uses.
1583 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1585 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1587 * arm.c (arm_const_double_by_parts): New function.
1588 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1589 * arm.md (define_split for 64-bit constants): Add another one.
1591 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1593 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1595 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1597 * system.h: Revert last change.
1599 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1601 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1602 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1603 (TARGET_SWITCHES): Delete.
1604 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1605 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1606 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1607 * config/xtensa/xtensa.opt: New file.
1609 2005-04-08 Ben Elliston <bje@au.ibm.com>
1611 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1612 * config/fp-bit.h: Tidy comments.
1614 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1616 * system.h: Poison PARAMS.
1618 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1620 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1621 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1622 (TARGET_SWITCHES): Delete.
1623 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1624 * config/vax/vax.opt: New file.
1626 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1628 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1630 2005-04-07 Ian Lance Taylor <ian@airs.com>
1632 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1634 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1635 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1638 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1640 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1641 all immediate uses in PHI nodes.
1643 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1645 * arm.c (arm_const_double_inline_cost): Handle any constant by
1646 using gen_lowpart and gen_highpart_mode.
1647 (note_invalid_constants): All constants in an RTX with a constraint
1648 that permits memory are now pushed to the constant pool.
1649 (output_move_double): Delete code to handle reg to reg and
1650 constant to reg moves.
1651 (const_double_needs_minipool, output_mov_immediate): Delete.
1652 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1653 CONST_INT and CONST_VECTOR.
1654 * arm.md (ANY64): New mode macro.
1655 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1656 (movdf_soft_insn): Split reg-reg and const-reg moves.
1657 (split patterns for 64-bit constant and register moves): New.
1658 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1659 (cirrus_movdf_hard_insn): Likewise.
1660 * fpa.md (movdf_fpa): Likewise.
1661 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1662 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1664 (movv2si_internal_2): Likewise.
1665 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1666 (movdf_vfp): Likewise.
1667 * arm-protos.h (output_mov_immediate): Delete prototype.
1669 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1672 * simplify-rtx.c (simplify_unary_operation_1): Check
1673 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1675 2005-04-06 James E Wilson <wilson@specifixinc.com>
1678 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1681 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1683 * coverage.h (GCOV_TYPE_NODE): Delete.
1684 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1685 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1686 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1687 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1688 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1690 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1693 * Makefile.in (gcc.pot): Remove options.c dependency.
1694 * optc-gen.awk: Don't quote help strings with N_().
1696 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1698 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1699 the function returns a pointer type.
1701 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1703 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1704 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1705 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1706 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1707 explicit_uses members.
1708 (get_or_create_used_part_for): Initialize new fields.
1709 (fieldoff_compare): New function.
1710 (create_overlap_variables_for): Count number of fields, use
1711 heuristic to determine whether to create subvars for vars with
1713 Sort the field list by offset and avoid creating duplicate SFT's.
1715 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1717 * c.opt (-F): Remove trailing whitespace from help string.
1718 (-finput-charset): Use a tab to separate the switch name and help
1720 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1721 (-ftree-vectorizer-verbose): Likewise.
1723 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1725 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1726 a PHI argument where a use occurs instead of all PHI arguments.
1728 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1730 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1733 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1735 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1736 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1737 config/bfin/bfin.h: Fix comment typos.
1739 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1741 * doc/install.texi: Update the URL for Jacks.
1742 * doc/sourcebuild.texi: Likewise.
1744 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1747 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1748 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1750 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1752 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1754 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1756 * config/v850/v850-protos.h (override_options): Delete.
1757 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1758 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1759 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1760 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1761 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1762 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1763 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1764 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1765 (OVERRIDE_OPTIONS): Delete.
1766 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1767 (small_memory_info): Remove the value field.
1768 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1770 * config/v850/v850.c (small_memory): Remove the value field.
1771 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1772 (override_options): Delete.
1773 (v850_handle_memory_option, v850_handle_option): New functions.
1774 * config/v850/v850.opt: New file.
1776 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1778 * config.host: Add a section for generic hosts, and a subsection
1779 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1780 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1781 * config/host-darwin.h: New.
1782 * config/x-darwin: New.
1783 * config/i386/host-i386-darwin.c: New.
1784 * config/i386/x-darwin: New.
1785 * config/rs6000/host-darwin.c: Include host-darwin.h.
1786 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1787 (darwin_rs6000_gt_pch_use_address): Likewise.
1788 * config/rs6000/x-darwin: Change name of .o built, update
1789 dependencies for changes to rs6000/host-darwin.c.
1791 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1794 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1796 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1798 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1799 split_loop_exit_edge instead of loop_split_edge_with.
1801 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1803 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1804 UNSPEC_SET_VSCR): New constants, used throughout.
1806 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1808 (altivec_vspltis<VI_char>): ... this pattern, using
1809 a QImode const_int_operand for the immediate.
1810 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1813 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1816 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1818 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1820 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1822 2005-04-06 Ben Elliston <bje@au.ibm.com>
1824 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1825 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1826 macros as living in "this file" and not gcc.h.
1828 2005-04-06 Ben Elliston <bje@au.ibm.com>
1830 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1831 -ftree-live_range_split. Perhaps renamed at some point?
1833 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1836 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1837 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1839 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1841 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1842 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1843 (number_of_iterations_special): New function.
1844 (number_of_iterations_exit): Use number_of_iterations_special.
1845 Use simplify_using_outer_evolutions only at -O3.
1846 (number_of_iterations_cond, tree_simplify_using_condition,
1847 simplify_using_initial_conditions, loop_niter_by_eval,
1848 compare_trees, can_count_iv_in_wider_type_bound,
1849 simplify_using_outer_evolutions): Use fold_build.
1851 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1853 * doc/install.texi (Configuration): Document --with-java-home.
1855 2005-04-05 Richard Henderson <rth@redhat.com>
1859 * config/i386/i386.c (print_operand): Handle vector zeros.
1860 (ix86_split_to_parts): Handle CONST_VECTOR.
1861 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1862 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1863 what modes to tie for MMX and SSE registers.
1864 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1865 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1866 to vector modes as well.
1867 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1868 properly as an input mode.
1870 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1872 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1874 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1876 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1878 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1880 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1881 and local functions, set sse_nregs to 8 and float_in_sse.
1882 (function_arg_advance, function_arg): If float_in_sse, pass
1883 SFmode and DFmode arguments in SSE registers.
1884 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1886 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1887 of -funit-at-a-time.
1889 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1891 * config/i386/i386-protos.h (ix86_function_value): Accept two
1892 arguments, like the target macro.
1893 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1894 * config/i386/i386.c (ix86_function_value): Accept the second
1895 argument of the target macro.
1896 (ix86_function_ok_for_sibcall): Pass a function pointer to
1897 ix86_function_value.
1898 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1899 call to ix86_value_regno).
1900 (ix86_value_regno): Add support for returning floating point values
1903 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1905 PR tree-optimization/20076
1906 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1907 that call __builtin_return or __builtin_apply_args.
1909 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1911 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1912 Use immediate use iterator.
1913 (stmt_is_bumper_for_loop): Use immediate use iterator.
1914 * predict.c (strip_builtin_expect): Use update_stmt.
1915 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1916 on all elements of a STATEMENT_LIST.
1917 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1918 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1919 (bsi_replace): Mark stmt as modified and the update it.
1920 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1921 (expand_complex_libcal): Call update_stmt.
1922 (expand_complex_comparison): Call mark_stmt_modified.
1923 (expand_complex_operations_1): Call update_stmt_if_modified.
1924 (expand_vector_operations_1): Call mark_stmt_modified.
1925 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1926 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1927 add_immediate_use, redirect_immediate_use,
1928 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1929 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1930 (mark_new_vars_to_rename): Call update_stmt.
1931 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1932 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1934 (unmodify_stmt): Delete.
1935 (update_stmt): New. Force an update of a stmt.
1936 (update_stmt_if_modified): update a stmt if it is out of date.
1937 (get_stmt_operands): Verify stmt is NOT modified.
1938 (stmt_modified_p): Update comment.
1939 (delink_imm_use): Remove a use node from its immuse list.
1940 (link_imm_use_to_list): Link a use node to a specific list.
1941 (link_imm_use): Link a node to the correct list.
1942 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1943 it in the correct list, if appropriate.
1944 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1945 (relink_imm_use): Link a use node in place of another node in a list.
1946 (relink_imm_use_stmt): LInk a node in place of another node, and set
1948 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1949 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1950 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1951 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1952 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1953 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1954 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1955 (has_zero_uses): New. Return true if there are no uses of a var.
1956 (has_single_use): New. Return true if there is only a single use of a
1958 (single_imm_use): New. Return the simgle immediate use.
1959 (num_imm_uses): New. Return the number of immediate uses.
1960 (get_v_must_def_ops): Use is now a pointer.
1961 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1962 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1964 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1965 (delink_stmt_imm_use): Delink all immuses from a stmt.
1966 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1967 * tree-flow.h (struct dataflow_d): Delete.
1968 (immediate_use_iterator_d): New. Immediate use iterator struct.
1969 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1970 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1971 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1973 (struct stmt_ann_d): Remove dataflow_t from struct.
1974 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1975 (if_convertible_phi_p): Use FAST immuse iterator.
1976 (if_convertible_loop_p): Don't call compute_immediate_uses.
1977 (replace_phi_with_cond_modify_expr): Call update_stmt.
1978 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1979 update_stmt_if_modified.
1980 (rewrite_all_into_ssa): Initialize ssa operands.
1981 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1982 compute_immediate_uses.
1983 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1984 ssa_property is available.
1985 (execute_one_pass): Change parameters passed to execute_todo.
1986 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1987 (remove_ssa_form): Call fini_ssa_operands.
1988 (insert_backedge_copies): Delete call to modify_stmt.
1989 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1990 (release_phi_node): Delink any use nodes before releasing.
1991 (resize_phi_node): Relink any use nodes.
1992 (remove_phi_arg_num): Delink the use node.
1993 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1994 (remove_all_phi_nodes_for): Release phi node first.
1995 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1996 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1997 (scalarize_use, scalarize_copy): Call update_stmt.
1998 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1999 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2000 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2001 (ccp_initialize): Remove call to compute_immediate_uses.
2002 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2003 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2005 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2006 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2007 (eliminate_redundant_computations): Call mark_stmt_modified.
2008 (cprop_operand): Call mark_stmt_modified.
2009 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2010 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2011 (dse_optimize_stmt): Use new immuse interface.
2012 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2013 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2014 (substitute_single_use_vars): Use new immuse interface.
2015 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2016 and compute_immediate_uses.
2017 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2019 (rewrite_mem_refs): Call update_stmt.
2020 (determine_lsm): Remove call to compute_imm_uses and free_df.
2021 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2022 (try_unroll_loop_completely): Call update_stmt.
2023 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2024 (rewrite_use_compare): Call update_stmt.
2025 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2026 (rewrite_use) : Call update_stmt.
2027 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2028 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2030 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2031 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2032 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2034 (initialize_vuse_operand): New. Initialize a vuse operand.
2035 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2036 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2037 (finalize_ssa_defs): Use stmt parameter.
2038 (correct_use_link): Ensure a use node is in the correct list, and has
2039 the correct stmt pointer.
2040 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2041 finalize_ssa_v_must_defs): Also initialize use nodes.
2042 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2043 (build_ssa_operands): Seperate parsing from final operand construction.
2044 (parse_ssa_operands): New. Parse entry point for operand building.
2045 (swap_tree_operands): New. Swap 2 tree operands.
2046 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2048 (get_expr_operands): Call swap_tree_operands when needed.
2049 (copy_virtual_operands): Use initialize routines for virtual use ops.
2050 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2051 (verify_abort): New. Issue imm_use error.
2052 (verify_imm_links): New Verify imm_use links for a var.
2053 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2054 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2055 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2056 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2057 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2058 (NULL_USE_OPERAND_P) Define.
2059 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2061 (struct vuse_operand_type): New struct.
2062 (SET_USE): Call set_ssa_use_from_ptr.
2064 (PHI_ARG_INDEX_FROM_USE): Define.
2065 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2066 argument via SET_USE, not PHI_ARG_DEF_TREE.
2067 * tree-ssa-pre.c (eliminate): Call update_stmt.
2068 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2070 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2071 (nearest_common_dominator_of_uses): Use imm_use iterator.
2072 (statement_sink_location): Use imm_use iterator and interface.
2073 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2074 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2075 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2076 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2077 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2078 if new parameter is true.
2079 (init_tree_ssa): Don't initialize operand cache here.
2080 (delete_tree_ssa): Don't destroy operand cache here.
2081 (propagate_into_addr): Pass in a use pointer, return true if anything
2083 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2084 (check_phi_redundancy): Use imm_use iterator.
2085 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2087 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2088 (release_ssa_name): Delink node and all elements in its imm_use list.
2089 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2090 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2091 * tree-vectorizer.c (need_imm_uses_for): Delete.
2092 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2093 * tree.h (struct ssa_imm_use_d): Define.
2094 (SSA_NAME_IMM_USE_NODE): Define.
2095 (struct tree_ssa_name): Add imm_use node.
2097 (PHI_ARG_IMM_USE_NODE): Define.
2098 (struct phi_arg_d): Add imm_use node.
2099 (struct tree_phi_node): Remove struct dataflow_d element.
2100 (TDF_STMTADDR): Define.
2102 2005-04-05 Dale Johannesen <dalej@apple.com>
2104 * doc/invoke.texi (Optimization Options): Remove
2105 duplicate -fcse-follow-jumps. Add -fweb.
2106 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2107 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2109 2005-04-05 Per Bothner <per@bothner.com>
2111 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2112 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2113 (warn_uninit): Get EXPR_LOCUS from context now instead.
2114 This fixes a USE_MAPPED_LOCATION testsuite failure.
2116 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2118 2005-04-05 Per Bothner <per@bothner.com>
2120 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2121 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2122 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2125 2004-04-05 Devang Patel <dpatel@apple.com>
2127 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2128 (lhsr<mode>3): ... new name.
2129 (altivec_vsra<VI_char>): Rename to ..
2130 (ashr<mode>3): ... new name.
2131 * config/rs6000/rs6000.c (builtin_description): Rename shift
2134 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2136 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2137 gen_lowpart_for_combine.
2138 * cse.c (gen_lowpart_if_possible): Move...
2139 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2141 (gen_lowpart_no_emit_general): Use it.
2143 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2145 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2148 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2150 * system.h: Fix typo.
2152 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2154 * config/bfin/bfin-modes.def: New file.
2155 * config/bfin/bfin-protos.h: New file.
2156 * config/bfin/bfin.c: New file.
2157 * config/bfin/bfin.h: New file.
2158 * config/bfin/bfin.md: New file.
2159 * config/bfin/bfin.opt: New file.
2160 * config/bfin/crti.s: New file.
2161 * config/bfin/crtn.s: New file.
2162 * config/bfin/elf.h: New file.
2163 * config/bfin/lib1funcs.asm: New file.
2164 * config/bfin/predicates.md: New file.
2165 * config/bfin/t-bfin: New file.
2166 * config/bfin/t-bfin-elf: New file.
2167 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2168 Document new attributes.
2169 (interrupt, interrupt_handler, saveall): Update documentation for
2171 * doc/install.texi (Specific): Add entry for the Blackfin.
2172 * doc/invoke.texi (Blackfin Options): New section.
2173 * doc/md.texi (Blackfin family): New section to document constraints.
2174 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2176 2005-04-05 Olivier Hainque <hainque@adacore.com>
2178 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2179 match what the system unwinder expects.
2180 * config/mips/mips.c (mips_frame_set): If we're saving the return
2181 address register and the dwarf return address column number differs
2182 from the hard register number, adjust the note reg to refer to the
2185 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2187 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2188 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2189 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2190 (processor_type): New enum.
2191 (mn10300_processor): New variable.
2192 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2193 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2194 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2195 (PROCESSOR_DEFAULT): New macro.
2196 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2197 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2198 (mn10300_handle_option, mn10300_override_options): New functions.
2199 * config/mn10300/mn10300.opt: New file.
2201 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2202 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2204 PR tree-optimization/19903
2205 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2206 that don't fit in their type after conversion.
2208 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2211 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2212 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2213 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2214 flag here. Implement using define_insn_and_split.
2215 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2216 (frndintxf2_mask_pm_i387): New insn patterns.
2217 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2218 Do not set ix86_optimize_mode_switching flag.
2219 (ceilsf2, ceildf2, ceilxf2): Same.
2220 (btruncsf2, btruncdf2, btruncxf2): Same.
2221 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2223 2005-04-05 Ian Lance Taylor <ian@airs.com>
2226 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2227 i386_pe_record_external_function.
2228 (i386_pe_record_external_function): Update declaration.
2229 * config/i386/winnt.c (struct extern_list): Add decl field.
2230 (i386_pe_record_external_function): Add decl parameter.
2231 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2233 * config/i386/i386-protos.h (i386_pe_record_external_function):
2236 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2238 * config/m68k/m68k-protos.h: Add a prototype for
2239 valid_dbcc_comparison_p_2.
2240 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2241 extend_operator, const_uint32_operand, const_sint32_operand,
2242 general_src_operand, nonimmediate_src_operand,
2243 memory_src_operand, post_inc_operand, pre_dec_operand,
2244 pcrel_address): Move to predicates to predicates.md.
2245 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2246 * config/m68k/m68k.md: Include predicates.md.
2247 * config/m68k/predicates.md: New.
2249 2005-04-04 Roger Sayle <roger@eyesopen.com>
2251 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2253 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2255 2005-04-04 Ian Lance Taylor <ian@airs.com>
2257 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2259 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2260 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2261 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2262 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2263 * c-common.c (c_do_switch_warnings_1): New static function broken
2264 out of c_do_switch_warnings.
2265 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2266 (c_do_switch_expr_warnings): New function.
2267 * c-common.h (c_do_switch_expr_warnings): Declare.
2269 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2270 Daniel Jacobowitz <dan@codesourcery.com>
2272 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2274 * rtlanal.c (may_trap_p): Same.
2276 2005-04-04 Dale Johannesen <dalej@apple.com>
2278 * ChangeLog: remove reference to ChangeLog.12.
2280 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2282 CRIS epilogue as RTL.
2283 * config/cris/cris.md: Change all 0 in unspec 0 to
2285 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2286 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2288 ("return"): Change to define_expand. Call cris_expand_return for
2290 ("*return_expanded"): New pattern.
2291 ("epilogue"): New define_expand.
2292 * config/cris/cris.h (PREDICATE_CODES): Add
2293 cris_load_multiple_op.
2294 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2296 (enum cris_retinsn_type): New.
2297 (struct machine_function): New member return_type.
2298 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2299 (cris_target_asm_function_epilogue): Remove, moving RTLified
2301 (cris_expand_epilogue): New function.
2302 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2303 (cris_gen_movem_load, cris_load_multiple_op)
2304 (cris_return_address_on_stack_for_return, cris_expand_return): New
2306 (cris_target_asm_function_prologue)
2307 (cris_initial_frame_pointer_offset): Call
2308 cris_reg_saved_in_regsave_area instead of complicated expression.
2309 Call cris_return_address_on_stack instead of an expression.
2310 (cris_print_operand) <case 'o', case 'O'>: New cases.
2311 (cris_return_address_on_stack): Change return-type to bool.
2312 (cris_simple_epilogue): Ditto. Return false if registers are
2314 * config/cris/cris-protos.h (cris_simple_epilogue)
2315 (cris_return_address_on_stack): Adjust prototype return type.
2316 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2317 (cris_return_address_on_stack_for_return): New prototypes.
2319 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2321 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2322 gpr_or_int12_operand.
2324 * config/frv/frv-protos.h: Add a prototype to
2325 frv_legitimate_memory_operand and frv_const_unspec_p.
2326 (frv_unspec): Move from frv.c.
2327 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2328 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2329 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2330 gpr_or_fpr_operand, gpr_or_int12_operand,
2331 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2332 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2333 int6_operand, int5_operand, uint5_operand, uint4_operand,
2334 uint1_operand, int_2word_operand, uint16_operand,
2335 upper_int16_operand, integer_register_operand,
2336 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2337 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2338 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2339 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2340 move_destination_operand, movcc_fp_destination_operand,
2341 frv_function_symbol_referenced_p, move_source_operand,
2342 condexec_dest_operand, condexec_source_operand,
2343 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2344 const_unspec_operand, gpr_or_memory_operand,
2345 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2346 icc_operand, fcc_operand, cc_operand, icr_operand,
2347 fcr_operand, cr_operand, call_operand, sibcall_operand,
2348 symbolic_operand, relational_operator,
2349 integer_relational_operator, float_relational_operator,
2350 ccr_eqne_operator, minmax_operator,
2351 condexec_si_binary_operator, condexec_si_media_operator,
2352 condexec_si_divide_operator, condexec_si_unary_operator,
2353 condexec_sf_conv_operator, condexec_sf_add_operator,
2354 condexec_memory_operand, intop_compare_operator, acc_operand,
2355 even_acc_operand, quad_acc_operand, accg_operand: Move to
2357 * config/frv/frv.h (PREDICATE_CODES): Remove.
2358 * config/frv/frv.md: Include predicates.md.
2359 * config/frv/predicates.md: New.
2361 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2364 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2365 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2366 (add_standard_iv_candidates_for_size): New function, extracting code
2367 from add_standard_iv_candidates and parameterizing it by type size.
2368 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2370 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2372 * system.h (GCOV_SIZE_TYPE): Unposion.
2373 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2374 (GCOV_TYPE_SIZE): ...this new macro.
2375 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2376 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2377 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2378 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2379 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2380 instead of unsigned_intSI_type_node.
2381 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2382 (rtl_gen_one_value_profiler_no_edge_manipulation)
2383 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2384 * value-prof.c: Include coverage.h.
2386 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2387 Diego Novillo <dnovillo@redhat.com>
2389 Fix PR tree-optimization/20703
2390 Fix PR tree-optimization/20725
2392 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2393 (create_expression_by_pieces): Ditto.
2394 (valid_in_set): Ditto. Also handle tcc_declaration.
2395 (find_or_generate_expression): Handle comparison class.
2396 (insert_into_preds_of_block): Ditto.
2397 (insert_aux): Ditto.
2398 (create_value_expr_from): Handle comparison class, recursively
2399 handle reference nodes.
2400 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2401 (execute_pre): Fix spacing.
2402 (do_fre): Renamed to execute_fre.
2404 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2406 * doc/invoke.texi (SPARC options): Document that
2407 -mlittle-endian is not supported on Linux either.
2409 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2413 * config.gcc (Obsolete configurations): Remove
2414 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2415 (sparclite-*-coff*): Delete.
2416 (sparclite-*-elf*): Likewise.
2417 (sparc86x-*-elf*): Likewise.
2418 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2419 * config/sparc/lite.h: Delete.
2420 * config/sparc/litecoff.h: Likewise.
2421 * config/sparc/liteelf.h: Likewise.
2422 * config/sparc/sp86x-elf.h: Likewise.
2423 * config/sparc/t-sparclite: Likewise.
2424 * config/sparc/t-sp86x: Likewise.
2426 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2428 * config/s390/s390-protos.h: (s390_comparison,
2429 s390_alc_comparison, s390_slb_comparison, const0_operand,
2430 consttable_operand, larl_operand, s_operand,
2431 shift_count_operand, bras_sym_operand, load_multiple_operation,
2432 store_multiple_operation, s390_plus_operand): Remove prototypes.
2433 (s390_legitimate_address_without_index_p): New prototype.
2434 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2436 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2437 const0_operand, consttable_operand, larl_operand, s_operand,
2438 shift_count_operand, bras_sym_operand, load_multiple_operation,
2439 store_multiple_operation, s390_plus_operand): Move to
2441 (check_mode): Remove.
2442 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2444 (s390_legitimate_address_without_index_p): New.
2445 * config/s390/s390.h (PREDICATE_CODES): Remove.
2446 * config/s390/s390.md: Include predicates.md.
2447 * config/s390/predicates.md: New.
2449 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2452 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2453 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2454 (NEED_INDICATE_EXEC_STACK): Define to 1.
2455 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2456 (NEED_INDICATE_EXEC_STACK): Define to 1.
2457 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2458 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2459 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2460 (pic_helper_emitted_p): New global.
2461 (emit_pic_helper): New function extracted from...
2462 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2463 Do not call emit_pic_helper if delay_pic_helper is true.
2464 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2465 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2466 (sparc_file_end): New function.
2468 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2470 * config/mcore/mcore-protos.h: Remove the prototypes for
2471 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2472 mcore_general_movdst_operand, mcore_reload_operand,
2473 mcore_arith_J_operand, mcore_arith_K_operand,
2474 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2475 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2476 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2477 mcore_literal_K_operand, mcore_addsub_operand,
2478 mcore_compare_operand, mcore_load_multiple_operation,
2479 mcore_store_multiple_operation, mcore_call_address_operand.
2480 Add a prototype for const_ok_for_mcore.
2481 * config/mcore/mcore.c (mcore_call_address_operand,
2482 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2483 mcore_arith_reg_operand, mcore_reload_operand,
2484 mcore_arith_J_operand, mcore_arith_K_operand,
2485 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2486 mcore_arith_M_operand, mcore_arith_imm_operand,
2487 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2488 mcore_literal_K_operand, mcore_addsub_operand,
2489 mcore_compare_operand, mcore_load_multiple_operation,
2490 mcore_store_multiple_operation): Move to predicates.md.
2491 (const_ok_for_mcore): Export.
2492 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2493 * config/mcore/mcore.md: Include predicates.md.
2494 * config/mcore/predicates.md: New.
2496 * config/mcore/predicates.md: Fix a comment typo.
2498 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2499 Adrian Straetling <straetling@de.ibm.com>
2501 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2502 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2503 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2505 ("imul"): Removed from "type" attribute.
2506 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2507 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2508 Changed type to imulsi.
2509 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2511 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2513 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2514 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2515 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2516 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2517 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2518 (TARGET_SWITCHES, mcore_stack_increment_string)
2519 (TARGET_OPTIONS): Delete.
2520 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2521 than *_BIT constants.
2522 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2523 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2524 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2525 (mcore_override_options): Delete mcore_stack_increment code.
2526 Change use of M340_BIT to MASK_M340.
2527 * config/mcore/mcore.opt: New file.
2529 2005-04-04 Ian Lance Taylor <ian@airs.com>
2531 * config/arm/arm.c (replace_symbols_in_block): Remove static
2534 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2536 * config/fr30/fr30-protos.h: Remove the prototypes for
2537 stack_add_operand, add_immediate_operand,
2538 high_register_operand, low_register_operand, call_operand,
2539 di_operand, and nonimmediate_di_operand.
2540 * config/fr30/fr30.c (stack_add_operand,
2541 add_immediate_operand, high_register_operand,
2542 low_register_operand, call_operand, di_operand,
2543 nonimmediate_di_operand): Move to predicates.md.
2544 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2545 * config/fr30/fr30.md: Include predicates.md.
2546 * config/fr30/predicates.md: New.
2548 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2549 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2550 mcore_call_address_operand.
2552 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2553 general_movsrc_operand.
2555 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2557 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2560 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2563 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2566 2005-04-04 Richard Henderson <rth@redhat.com>
2567 Jakub Jelinek <jakub@redhat.com>
2569 PR rtl-optimization/16104
2570 * fold-const.c (fold_unary): Fix folding of vector conversions.
2572 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2574 * config.gcc (xstormy16-*-elf): Set extra_options.
2575 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2576 * config/stormy16/stormy16.opt: New file.
2578 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2580 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2581 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2582 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2583 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2584 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2585 (TARGET_UNIX_ASM): Delete.
2586 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2587 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2588 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2589 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2590 * config/pdp11/pdp11.opt: New file.
2592 2005-04-03 Roger Sayle <roger@eyesopen.com>
2593 Alexandre Oliva <aoliva@redhat.com>
2596 * fold-const.c (non_lvalue): Split tests into...
2597 (maybe_lvalue_p): New function.
2598 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2599 C++ front-end prior to lowering into gimple form.
2601 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2603 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2604 BUILT_IN_STRNCASECMP): New.
2605 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2608 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2611 * arm.md (addsi3_compare0_for_combiner): Delete.
2612 (addsi3_compare0_scratch_for_combiner): Delete.
2613 (cmpsi_neg_shiftsi): Delete.
2614 (compare_negsi_si): New pattern.
2615 (cmpsi_negshiftsi_si): New pattern.
2616 (negated_cbranchsi4): Restrict to equality_operator.
2618 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2621 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2623 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2626 * doc/install.texi: Fix a typo.
2628 2005-04-03 Steven Bosscher <stevenb@suse.de>
2631 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2632 a computed goto if the edge to the computed goto block has
2633 incoming abnormal edges. Clarify how the function works.
2635 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2637 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2638 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2639 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2640 hash_scan_set, reg_set_between_after_reload_p,
2641 reg_used_between_after_reload_p, get_avail_load_store_reg,
2642 eliminate_partially_redundant_load): Likewise.
2643 * postreload.c (reload_cse_simplify_set,
2644 reload_combine_note_use): Likewise.
2645 * predict.c (predict_insn, expected_value_to_br_prob,
2646 propagate_freq, expensive_function_p): Likewise.
2647 * print-rtl.c (print_rtx): Likewise.
2648 * profile.c (instrument_edges, instrument_values,
2649 compute_branch_probabilities, branch_prob, union_groups,
2650 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2651 * protoize.c (in_system_include_dir, file_could_be_converted,
2652 file_normally_convertible, gen_aux_info_file, seek_to_line,
2653 do_cleaning): Likewise.
2654 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2655 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2656 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2658 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2660 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2661 * modulo-sched.c (undo_replace_buff_elem): New structure.
2662 (kernel_number_of_cycles, ps_unschedule_node,
2663 undo_generate_reg_moves,free_undo_replace_buff,
2664 undo_permute_partial_schedule, loop_single_full_bb_p,
2665 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2666 build_loops_structure, get_sched_window): New.
2667 (generate_reg_moves): Return undo_replace_buff_elem and other
2669 (generate_prolog_epilog): Remove old loop versioning.
2670 (sms_schedule): Use loop information and loop_version.
2671 (sms_schedule_by_order): Split part of it to get_sched_window.
2672 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2673 cfg_layout_finalize and free_dominance_info before/after SMS.
2675 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2677 * cfghooks.c (lv_flush_pending_stmts,
2678 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2679 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2680 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2681 lv_add_condition_to_bb,
2682 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2683 flush_pending_stmts): New in cfg_hooks structure.
2684 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2685 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2686 lv_add_condition_to_bb): New declarations.
2687 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2689 (loop_version): Declare.
2690 * cfgloopmanip.c (cfghooks.h): Include.
2691 (duplicate_loop_to_header_edge): Change return type to bool.
2692 (loop_version, lv_adjust_loop_entry_edge): Move here.
2693 * cfgrtl.c (cfgloop.h): Include.
2694 (rtl_verify_flow_info_1): Fix.
2695 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2696 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2698 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2699 tree_lv_add_condition_to_bb): New.
2700 (tree_cfg_hooks): Add new hooks to initialization.
2701 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2702 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2704 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2706 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2707 xstormy16_below100_or_register,
2708 xstormy16_splittable_below100_or_register, and
2709 nonimmediate_nonstack_operand.
2711 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2712 xstormy16_ineqsi_operator, equality_operator,
2713 inequality_operator, shift_operator,
2714 xstormy16_below100_operand, xstormy16_below100_or_register,
2715 xstormy16_splittable_below100_or_register,
2716 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2717 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2718 equality_operator, inequality_operator,
2719 xstormy16_below100_operand, xstormy16_below100_or_register,
2720 xstormy16_splittable_below100_or_register,
2721 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2722 nonimmediate_nonstack_operand, shift_operator): Move to
2724 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2725 * config/stormy16/stormy16.md: Include predicates.md.
2726 * config/stormy16/predicates.md: New.
2728 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2730 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2731 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2732 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2733 move_operand, power_of_2_operand): Move to predicates.md.
2734 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2735 PREDICATE_CODE): Remove.
2736 * config/iq2000/iq2000.md: Include predicates.md.
2737 * config/iq2000/predicates.md: New.
2739 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2741 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2742 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2743 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2744 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2745 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2746 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2747 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2748 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2749 (TARGET_M68HC11): Delete.
2750 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2751 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2752 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2753 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2754 (nb_soft_regs): Delete.
2755 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2756 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2757 and MASK_M6812 being set simultaneously. Change the code that sets
2758 the default m68hc11_soft_reg_count to use integers instead of strings.
2759 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2760 m68hc11_soft_reg_count (which now has an int type) as the number
2762 * config/m68hc11/m68hc11.opt: New file.
2764 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2766 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2767 fp_displacement_operand, sp_displacement_operand.
2769 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2771 Remove the prototypes for tst_operand, cmp_operand,
2772 stack_register_operand, d_register_operand,
2773 hard_addr_reg_operand, splitable_operand,
2774 m68hc11_logical_operator, m68hc11_arith_operator,
2775 m68hc11_non_shift_operator, m68hc11_shift_operator,
2776 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2777 non_push_operand, hard_reg_operand, and
2778 reg_or_some_mem_operand.
2779 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2781 (tst_operand, cmp_operand, non_push_operand,
2782 splitable_operand, reg_or_some_mem_operand,
2783 stack_register_operand, d_register_operand,
2784 hard_addr_reg_operand, hard_reg_operand,
2785 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2786 m68hc11_arith_operator, m68hc11_non_shift_operator,
2787 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2789 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2790 * config/m68hc11/m68hc11.md: Include predicates.md.
2791 * config/m68hc11/predicates.md: New.
2793 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2796 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2797 change checked in along with 2005-03-03's patch for debug/20253.
2798 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2799 (remap_decl): Insert type decl in map earlier.
2801 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2803 PR tree-optimization/20640
2804 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2805 post-dominator if it has phi nodes.
2806 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2807 before dead statements.
2809 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2812 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2814 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2816 PR rtl-optimization/20290
2817 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2818 in every iteration if the entry point is the exit test.
2820 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2822 * config/cris/cris.md (attribute "length"): Define.
2824 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2826 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2827 (word_offset_memref_operand): New.
2828 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2829 (indexed_or_indirect_operand): Delete.
2830 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2831 (indexed_or_indirect_operand): Delete.
2833 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2836 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2839 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2840 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2842 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2844 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2846 2005-04-01 Ian Lance Taylor <ian@airs.com>
2848 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2849 (rus, prus): Remove static variables.
2850 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2851 (process_command): Permit report_times and use_pipes together.
2853 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2855 * c-decl.c (validate_proto_after_old_defn): Look at
2856 TYPE_MAIN_VARIANT of argument types.
2858 2005-04-01 Paul Brook <paul@codesourcery.com>
2860 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2861 (arm_output_function_epilogue): Allow call_via_SP.
2862 (thumb_call_via_reg, arm_file_end): Ditto.
2863 * config/arm/arm.h (struct machine_function): Include space for SP.
2864 (thumb_call_via_label): Update declaration.
2866 2005-04-01 Ian Lance Taylor <ian@airs.com>
2868 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2869 doing a peephole optimization, once again put any notes in the
2872 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2874 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2876 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2878 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2879 (block_alloc, find_free_reg): Likewise.
2880 * loop-doloop.c (doloop_modify): Likewise.
2881 * loop-invariant.c (record_use): Likewise.
2882 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2883 get_iv_value, canon_condition, eliminate_implied_condition,
2884 eliminate_implied_condition, simplify_using_initial_values,
2885 shorten_into_mode, canonicalize_iv_subregs,
2886 iv_number_of_iterations): Likewise.
2887 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2888 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2889 unswitch_loop): Likewise.
2890 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2891 move_movables, replace_call_address, find_and_verify_loops,
2892 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2893 record_giv, final_giv_value, general_induction_var,
2894 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2895 loop_giv_dump): Likewise.
2897 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2898 GCOV_CHECK_WRITING): Remove.
2899 (gcov_position, gcov_rewrite): Use gcc_assert.
2900 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2901 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2902 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2905 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2907 * tree-inline.c: Fix a typo.
2909 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2911 * configure.ac (enable-checking): Explicitly set all variables for
2912 collective switch values. Alphabetize variables. Rename
2913 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2915 * doc/install.texi (enable-checking): Update documentation.
2916 * configure: Rebuilt.
2918 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2920 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2923 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2925 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2926 Also reject cases where this pattern will cause load delay stalls
2927 unless optimizing for size and it will produce a shorter sequence.
2928 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2929 variants to avoid pre-adjusting the base when possible.
2931 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2933 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2934 the frame and argument pointers.
2935 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2936 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2937 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2938 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2939 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2940 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2942 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2944 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2945 with entry for selectany attribute.
2946 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2948 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2949 (i386_pe_asm_named_section): Handle sections generated by
2950 selectany attribute.
2951 * doc/extend.texi (selectany): Document attribute.
2953 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2954 Jan Hubicka <jh@suse.cz>
2956 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2957 to fix addresses involving EBP and ESP.
2958 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2959 for SUBREGed registers.
2960 (legitimate_address_p): Accept SUBREGed registers.
2962 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2965 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2966 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2969 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2971 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2973 2005-04-01 James E Wilson <wilson@specifixinc.com>
2976 * dwarf2out.c (rtl_for_decl_init): New function.
2977 (rtl_for_decl_location): Extracted from here.
2978 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2979 add_const_value_attribute. Delete initializer_constant_valid_p call.
2981 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2983 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2984 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2985 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2986 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2987 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2988 config/i386/i386.md, config/rs6000/predicates.md,
2989 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2990 config/s390/s390.c, config/stormy16/stormy16.c,
2991 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2994 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2997 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2998 COND_EXPR and CALL_EXPR.
3000 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3003 * genautomata.c (first_cycle_unit_presence): Check all alternative
3004 states for unit presence.
3006 * doc/md.texi: Remove remark about impossibility to query unit
3007 presence in non nondeterministic automaton state.
3009 * config/ia64/ia64.c (get_template): Change order of unit querying.
3011 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3013 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3016 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3018 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3019 flag for edges outside any loops.
3021 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3023 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3025 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3027 * tree-ssa-alias.c: Follow spelling conventions.
3028 * doc/tree-ssa.texi: Fix a typo.
3030 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3032 * postreload-gcse.c: Include target.h.
3033 (gcse_after_reload_main): Return early if we cannot modify jumps.
3034 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3036 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3038 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3039 expensive operations.
3041 2005-03-31 Ian Lance Taylor <ian@airs.com>
3043 * collect2.c (lderrout): New variable.
3044 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3045 if it is set, to stderr.
3046 (handler): Unlink lderrout if it is set.
3047 (dump_file): Add "to" parameter. Change all callers.
3048 (main): Initialize lderrout.
3049 (collect_execute): Add errname parameter. Change all callers.
3050 Rename redir parameter to outname. Never pass
3051 PEX_STDERR_TO_STDOUT to pex_run.
3052 * collect2.h (collect_execute, dump_file): Update declarations.
3053 * tlink.c (tlink_execute): Add errname parameter. Change all
3055 (do_tlink): Check lderrout as well as ldout.
3057 2005-03-31 Caroline Tice <ctice@apple.com>
3059 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3060 (bb-reorder.o): Add errors.h to list of requirements.
3061 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3062 profiledbootstrap flags.
3063 * bb-reorder.c (errors.h): Add new include.
3064 (struct bbro_basic_block_data_def): Add new field, in_trace.
3065 (add_unlikely_executed_notes): Remove function.
3066 (mark_bb_for_unlikely_executed_section): Remove function.
3067 (insert_section_boundary_note): New function.
3068 (verify_hot_cold_block_grouping): New function.
3069 (push_to_next_round_p): Remove variables and tests that push all
3070 cold blocks to last round.
3071 (find_traces): Remove code that added extra round of trace finding
3072 when doing partitioning.
3073 (find_traces_1_round) : Remove variable last_round; add code to
3074 update new struct field, in_trace; correct trace_length where it was
3075 incorrect before (after call to copy_bb); change code that pushed all
3076 cold blocks to last round. Instead verify that all blocks going into
3077 a trace belong in the same partition.
3078 (connect_traces): Modify to connect the traces in two passes, if the
3079 function contains both hot and cold blocks. The first pass connects
3080 all the traces for blocks in the partition that the first block in
3081 the function belongs to; the second pass connnects all the traces
3082 containing blocks that belong in the other partition.
3083 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3084 code that automatically put the first block in a function into the
3085 hot partition if the function had any hot blocks.
3086 (fix_crossing_unconditional_branches): Check number of succ edges
3087 before attempting to get one.
3088 (fix_edges_for_rarely_executed_code): Update comment describing
3090 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3091 remove call to add_unlikely_executed_notes; add call to
3092 verify_hot_cold_block_grouping.
3093 (duplicate_computed_gotos): Don't change computed goto if it's a
3095 (partition_hot_cold_basic_blocks): Update function comment.
3096 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3098 (try_forward_edges): Likewise.
3099 (merge_blocks_move_predecessor_nojumps): Likewise.
3100 (merge_blocks_move_successor_nojumps): Likewise.
3101 (merge_blocks_move): Likewise.
3102 (try_crossjump_bb): Likewise.
3103 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3104 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3105 notes to cold bb's; remove call to update_unlikely_executed_notes.
3106 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3107 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3108 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3109 function declaration.
3110 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3112 (rtl_can_merge_blocks): Remove redundancy from condition.
3113 (try_redirect_by_replacing_jump): Likewise.
3114 (force_nonfallthru_and_redirect): Remove code for adding
3115 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3116 (commit_one_edge_insertion): Likewise.
3117 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3118 * dbxout.c (FORCE_TEXT): Replace function_section with
3119 current_function_section.
3120 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3121 function, switch_text_section.
3122 (struct xcoff_debug): Likewise.
3123 (dbxout_function_end): Add code to put out label diffs for both
3124 hot and cold sections.
3125 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3126 for new debug_hooks funciton, switch_text_section..
3127 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3128 switch_text_section.
3129 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3130 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3131 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3132 dw_fde_switched_sections.
3133 (output_call_frame_info): Add test to see if function switches text
3134 sections in the middle; if so, use appropriate extra hot and cold
3135 section labels to compute size deltas for the hot and cold sections.
3136 (dwarf2out_begin_prologue): Add code to initialize new fields in
3138 (dwarf2out_switch_text_section): New function (invoked through
3139 debug_hook); updates new fields in dw_fde_struct appropriately and
3140 increments separate_line_info_table_in_use.
3141 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3142 dwarf2out_switch_text_section.
3143 (struct var_loc_node): Add new field, section_label.
3144 (output_aranges): Add code to check whether in hot or cold section and
3145 use the appropriate label in calculating deltas.
3146 (output_ranges): Likewise.
3147 (output_line_info): Add code to check which section we're in and
3148 use appropriate hot/cold label.
3149 (add_location_or_constant_value_attribute): Likewise.
3150 (gen_subprogam_die): Modify arange attributes to use correct labels.
3151 (dwarf2out_begin_block): Change call to function_section into call to
3152 current_function_section.
3153 (dwarf2out_end_block): Likewise.
3154 (dwarf2out_source_line): Likewise.
3155 (dwarf2out_var_location): Add code to check whether in hot or cold
3156 section and use the appropriate label.
3157 * except.c (output_function_exception_table): Change call to
3158 function_section into call to current_function_section.
3159 * final.c (profile_function): Likewise.
3160 (scan_ahead_for_unlikely_executed_note): Remove function.
3161 (final_scan_insn): Remove calls to
3162 scan_ahead_for_unlikely_executed_note, and related code for switching
3163 to cold section, except for the single time
3164 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3165 debug_hooks->switch_text_sections; replace appropriate calls to
3166 function_section with calls to current_function_section.
3167 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3168 test_bb to condition.
3169 (find_if_case_2): Likewise.
3170 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3171 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3172 * opts.c (decode_options): Change warning about hot/cold partitioning
3173 with exceptionss to inform (so as not to cause bootstrap failures);
3174 remove warning about partitioning with DWARF debug info.
3175 * output.h (current_function_section): Add new function decl.
3176 (insert_section_boundary_note): Likewise.
3177 (enum in_section): Move this declaration here from varasm.c.
3178 (unlikely_section_label): Likewise.
3179 (unlikely_text_section_name): Likewise.
3180 (last_text_section_name): New global variable.
3181 (last_text_section): Likewise.
3182 (hot_section_label): Likewise.
3183 (hot_section_end_label): Likewise.
3184 (cold_section_end_label): Likewise.
3185 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3186 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3187 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3188 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3189 insn from consideration.
3190 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3191 switch_text_section.
3192 * varasm.c (basic-block.h): Add new include.
3193 (unlikely_section_label_printed): Remove global variable.
3194 (unlikely_section_label): Make global variable not be static any more.
3195 (unlikely_text_section_name): Likewise.
3196 (hot_section_end_label): New global variable (not static)
3197 (first_function_block_is_cold): Likewise.
3198 (hot_section_label): Likewise.
3199 (cold_section_end_label): Likewise..
3200 (last_text_section): New global variable, not static.
3201 (last_text_section_name): New global variable, not static.
3202 (initialize_cold_section_name): New function.
3203 (enum in_section): Move declaration to output.h.
3204 (text_section): Update last_text_section.
3205 (unlikely_text_section): Replace code to determine cold section name
3206 with call to initialize_cold_section_name; Add code to update
3207 last_text_section; remove code for printing out label.
3208 (named_section_real): Add code to update last_text_section and
3209 last_text_section_name as appropriate.
3210 (function_section): Change test for 'unlikely' to depend on
3211 first_function_block_is_cold (moved old test to
3212 current_function_section).
3213 (current_function_section): New function.
3214 (assemble_start_function): Move code that frees
3215 unlikely_text_section_name; initialize hot_section_end_label;
3216 print hot and cold section labels at the start of the function;
3217 set first_function_block_is_cold, if appropriate; initialize l
3218 ast_text_section; add call to insert_section_boundary_note.
3219 (assemble_end_function): Add code to write out hot and cold section
3221 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3222 switch_text_section.
3223 * config/darwin.c (machopic_select_section): Replace incorrect
3224 function in base_funs; update reloc for cold sections if necessary.
3225 * config/darwin.h (SECTION_FUNCTION): Add code to update
3226 last_text_section if appropriate.
3227 (text_unlikely_section): Remove.
3228 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3229 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3230 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3231 partitioning for this architecture.
3233 2005-03-31 Olivier Hainque <hainque@adacore.com>
3235 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3236 defined and non-zero.
3238 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3241 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3244 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3247 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3248 label operand. Remove (use (unspec..)). Don't emit a label on
3250 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3251 generate inline label for load_toc_v4_PIC_1b.
3252 (rs6000_emit_load_toc_table): Likewise.
3254 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3256 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3257 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3259 2005-03-29 Devang Patel <dpatel@apple.com>
3261 * tree-sra.c (decide_block_copy): Disable scalarization of
3264 2005-03-30 Stuart Hastings <stuart@apple.com>
3265 Dale Johannesen <dalej@apple.com>
3267 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3268 * print-tree.c (print_node): Add case STATEMENT_LIST.
3270 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3272 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3273 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3274 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3275 is given with "powerpc64*" or "all", or when --with-cpu chooses
3278 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3281 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3282 gen_lexical_block_die.
3283 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3285 2005-03-31 Jan Hubicka <jh@suse.cz>
3287 2004-11-02 Jan Hubicka <jh@suse.cz>
3289 * cgraph.c (cgraph_varpool_node_name): New function.
3290 (dump_cgraph_varpool_node): New function.
3291 (dump_varpool): New function.
3292 * cgraphunit.c (cgraph_optimize): Dump varpool.
3294 2004-10-16 Jan Hubicka <jh@suse.cz>
3296 * cgraph.c (decide_is_variable_needed): New function.
3297 (cgraph_varpool_finalize_decl): Use it.
3298 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3300 * final.c (output_addr_const): Do not call mark_referenced.
3301 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3302 always go via cgraph.
3303 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3304 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3305 * tree-optimize.c (execute_inline): Mark functions called.
3306 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3308 2004-10-11 Jan Hubicka <jh@suse.cz>
3310 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3311 (cgraph_varpool_last_needed_node): New static variable.
3312 (enqueue_needed_varpool_node): Break out from ...; add items to the
3313 end of queue; update first pointers.
3314 (cgraph_varpool_mark_needed_node): ... here.
3315 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3316 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3317 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3318 (cgraph_varpool_first_unanalyzed_node): Declare.
3319 * cgraphunit.c: Include output.h.
3320 (cgraph_varpool_analyze_pending_decls): New function.
3321 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3322 for errors, analyze pending decls.
3323 (cgraph_finalize_compilation_unit): Only analyze decls.
3324 (cgraph_optimize): Assemble the decls after expanding.
3326 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3328 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3329 subvars get marked properly in tags for grouping.
3330 (add_pointed_to_var): Mark only actual pointed to
3331 variables/subvars in addresses needed.
3332 (create_overlap_variables_for): Clear call clobbered on original
3334 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3335 addresable vars with subvars into list.
3336 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3339 2005-03-30 Richard Henderson <rth@redhat.com>
3341 * cgraph.h (struct cgraph_node): Add alias.
3342 * varasm.c (assemble_alias): Set it.
3343 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3344 avoid calling cgraph_expand_function.
3346 2005-03-30 Tom Tromey <tromey@redhat.com>
3348 * tree.def (FILE_TYPE): Removed.
3349 * typeclass.h (enum type_class): Removed file_type_class.
3350 * dwarf2out.c (is_base_type): Updated.
3351 (gen_type_die): Likewise.
3352 * dbxout.c (dbxout_type): Updated.
3353 * builtins.c (type_to_class): Updated.
3354 * tree.c (type_contains_placeholder_1): Updated.
3355 * config/sparc/sparc.c (sparc_type_code): Updated.
3356 * config/ia64/ia64.c (hfa_element_mode): Updated.
3357 * expr.c (count_type_elements): Updated.
3358 * stor-layout.c (layout_type): Updated.
3359 * tree-inline.c (remap_type): Updated.
3360 * tree-pretty-print.c (dump_generic_node): Updated.
3362 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3364 * builtins.c (expand_builtin_powi): Fix mode of
3365 2nd argument to match int.
3366 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3367 2nd argument type to int.
3368 * libgcc2.c: Change prototype of __powi* functions to use
3371 2005-03-30 Dale Johannesen <dalej@apple.com>
3374 * calls.c (expand_call): Flush pending deferrals before
3377 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3381 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3382 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3383 c_label_context, label_context_stack): New.
3384 * c-decl.c (define_label): Check for jumps into statement
3385 expressions. Add label to list of defined labels.
3386 (start_function): Push context on label_context_stack.
3387 (finish_function): Pop context from label_context_stack.
3388 * c-typeck.c (label_context_stack): New.
3389 (c_finish_goto_label): Check for jumps into statement
3390 expressions. Add label to list of jumped to labels.
3391 (struct c_switch): Add blocked_stmt_expr.
3392 (c_start_case): Initialize it.
3393 (do_case): Check it.
3394 (c_finish_case): Verify !blocked_stmt_expr.
3395 (c_begin_stmt_expr): Push context on label_context_stack.
3396 Increment blocked_stmt_expr. Mark labels jumped to from outside
3398 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3399 defined in the statement expression and no longer jumpable to.
3400 Mark labels jumped to from just outside the statement expression
3401 as again definable. Pop context from label_context_stack.
3402 * doc/extend.texi (Statement Exprs): Update.
3404 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3407 * c-decl.c (start_function): Check for old_decl being
3410 2005-03-30 Ian Lance Taylor <ian@airs.com>
3412 * final.c (final): Remove prescan parameter. Change all callers.
3413 (final_scan_insn): Remove prescan parameter. Change all callers.
3415 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3417 * tree-vectorizer.c: Fix comment typos.
3419 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3421 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3422 as soon as a chrec_dont_know is detected.
3424 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3426 Merge from csl-arm-branch.
3427 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3429 * tlink.c (recompile_files): Do not assume that "rename" can
3430 overwrite an existing file.
3432 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3434 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3435 * gcc/configure: Regenerate.
3437 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3439 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3441 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3443 * calls.c (struct arg_data): Update "partial" comment.
3444 (load_register_parameters): Update "nregs" comment.
3446 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3448 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3449 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3450 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3451 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3452 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3453 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3454 than target_flags & 0.
3455 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3456 (iq2000_arch, iq2000_parse_cpu): Delete.
3457 (TARGET_HANDLE_OPTION): Override default.
3458 (iq2000_handle_option): New function.
3459 (override_options): Remove -march= and -mcpu= handling.
3460 * config/iq2000/iq2000.opt: New file.
3462 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3464 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3465 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3466 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3467 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3468 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3469 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3470 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3471 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3472 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3473 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3474 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3475 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3476 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3477 (TARGET_OPTIONS): Delete.
3478 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3479 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3480 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3481 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3482 (c4x_cpu_version_string): Delete.
3483 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3484 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3485 equivalent -mcpu= option.
3486 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3487 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3488 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3489 or clearing the appropriate MASK_* bit.
3490 (c4x_file_start): Use c4x_cpu_version.
3491 * config/c4x/c4x.opt: New file.
3493 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3495 * doc/options.texi: Document the new MaskExists flag.
3496 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3497 if the option has the MaskExists flag.
3499 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3501 * opt-functions.awk (flag_set_p, test_flag): New functions.
3502 (switch_flags): Use them.
3503 * opth-gen.awk: Use flag_set_p to check for flags.
3504 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3506 2005-03-30 Ian Lance Taylor <ian@airs.com>
3508 * config.host (i[34567]86-*-mingw32*): Don't set
3509 host_can_use_collect2 to no.
3511 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3514 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3515 Remove convert_memory_address call duplicating that in memory_address.
3517 2005-03-29 Richard Henderson <rth@redhat.com>
3520 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3521 (build_compound_literal): Likewise. Propagate decl type into the
3523 (finish_decl): Likewise. Use new return value from complete_array_type
3524 for zero sized arrays.
3525 (complete_array_type): Move ...
3526 * c-common.c (complete_array_type): ... here. Change first argument
3527 to pointer-to-type-node. Consistently use sizetype for the index
3528 except for zero sized arrays. Detect zero sized arrays for pedantic
3529 mode diagnostics. Create a new type node instead of modifying the
3531 * c-tree.h (complete_array_type): Move decl ...
3532 * c-common.h (complete_array_type): ... here.
3534 2005-03-29 Richard Henderson <rth@redhat.com>
3537 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3539 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3541 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3542 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3543 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3544 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3546 2005-03-29 Eric Christopher <echristo@redhat.com>
3548 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3549 truthvalue conversion removal.
3551 2005-03-29 Ian Lance Taylor <ian@airs.com>
3554 * collect2.c: Never include <vfork.h>.
3555 (VFORK_STRING, vfork): Don't define.
3556 (pid): Remove global variable.
3557 (handler): Call raise instead of kill (getpid(), ...).
3558 (collect_wait): Add pex parameter. Change all callers. Use
3559 pex_get_status rather than pwait.
3560 (do_wait): Add pex parameter. Change all callers.
3561 (collect_execute): Return struct pex_obj * rather than void. Use
3562 pex routines rather than pexecute.
3563 (fork_execute): Get pex_obj from collect_execute, and pass it to
3565 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3566 Only declare quit_handler if SIGQUIT is defined.
3567 (scan_libraries): Likewise.
3568 * collect2.h (collect_execute): Update declaration.
3569 (collect_wait): Update declaration.
3570 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3571 pass it to collect_wait.
3573 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3576 * c-parser.c (c_parser_compound_statement_nostart): Give error
3577 message for EOF instead of just setting parser->error.
3579 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3581 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3582 (slpeel_update_phi_nodes_for_guard1): New function.
3583 (slpeel_update_phi_nodes_for_guard2): New function.
3584 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3585 of slpeel_update_phi_nodes_for_guard.
3586 (vectorize_loops): Remove call to loop_closed_rewrite.
3587 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3590 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3592 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3593 (TARGET_LITTLE_ENDIAN): New macro.
3594 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3595 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3596 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3597 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3598 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3599 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3600 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3601 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3602 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3603 (TARGET_OPTIONS): Delete.
3604 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3605 (CACHE_FLUSH_TRAP): Turn into an integer.
3606 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3607 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3608 -mflush-trap is in use.
3609 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3610 (m32r_cache_flush_trap_string): Delete.
3611 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3612 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3613 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3614 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3615 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3616 -mmodel= and -msdata= handling from...
3617 (m32r_init): ...here.
3618 * config/m32r/m32r.opt: New file.
3620 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3622 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3623 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3624 * tree-vect-analyze.c (vect_object_analysis): additional parm
3625 pass back a "struct ptr_info_def *" with the points-to info.
3626 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3627 statement using info returned from vect_object_analysis.
3628 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3629 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3630 for virtual uses and defs when creating a replacement vector
3631 reference. Call duplicate_ssa_name_ptr_info to define points-to
3632 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3633 (vectorizable_store): copy_virtual_operands and update
3634 definition statements.
3635 (vectorizable_load): copy_virtual_operands. Remove call to
3636 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3637 * tree-vectorizer.c (vectorize_loops): Remove calls to
3638 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3639 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3640 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3641 define macro STMT_VINFO_PTR_INFO for use in accessing.
3642 * tree.h add export of duplicate_ssa_name_ptr_info.
3643 * rs6000.c (altivec_init_builtins): Declare builtin function
3644 __builtin_altivec_mask_for_load to be "const".
3646 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3649 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3650 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3651 assemble_variable on aliases.
3652 * varasm.c (assemble_alias): Set node->alias.
3653 * toplev.c (wrapup_global_declarations): Don't call
3654 rest_of_decl_compilation on aliases again.
3656 2005-03-29 Paul Brook <paul@codesourcery.com>
3658 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3659 * config/arm/arm.c (arm_dbx_register_number): New function.
3660 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3662 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3665 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3666 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3668 2005-03-29 Dale Johannesen <dalej@apple.com>
3670 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3671 $(TREE_H) and $(COVERAGE_H).
3672 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3673 * opts.c (common_handle_option): Enable tree-based value transforms.
3674 * toplev.c (process_options): Ditto.
3675 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3676 refers to references to this type.
3677 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3678 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3679 for may_be_more, may_be_less.
3680 (rtl_gen_pow2_profiler): Adjust.
3681 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3682 (rtl_gen_one_value_profiler): Adjust.
3683 (rtl_gen_const_delta_profiler): Adjust.
3684 * tree-profile.c (tree_gen_interval_profiler): Implement.
3685 (tree_gen_pow2_profiler): Ditto.
3686 (tree_gen_one_value_profiler): Ditto.
3687 (tree_profiling): New.
3688 (pass_tree_profile): Reference it.
3689 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3691 (insn_divmod_values_to_profile): Rename to
3692 rtl_divmod_values_to_profile. Adjust.
3693 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3694 (insn_prefetch_values_to_profile): Adjust.
3695 (rtl_value_profile_transformations): Adjust.
3696 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3697 (gen_mod_pow2): Rename to rtl_mod_pow2.
3698 (gen_mod_subtract): Rename to rtl_mod_subtract.
3699 (divmod_fixed_value_transform): Rename to
3700 rtl_divmod_fixed_value_transform.
3701 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3702 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3703 (rtl_find_values_to_profile): Adjust.
3704 (tree_value_profile_transformations): Implement.
3705 (tree_divmod_values_to_profile): New.
3706 (tree_values_to_profile): New.
3707 (tree_divmod_fixed_value): New.
3708 (tree_mod_pow2): New.
3709 (tree_mod_subtract): New.
3710 (tree_divmod_fixed_value_transform): New.
3711 (tree_mod_pow2_value_transform): New.
3712 (tree_mod_subtract_transform): New.
3713 (tree_find_values_to_profile): Implement.
3714 * profile.c (instrument_values): Free histograms.
3715 (compute_value_histograms): Adjust. Implement tree version.
3717 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3719 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3720 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3721 variable. Output "fldcw" depending on round_mode.
3722 * config/i386/i386.md (UNSPEC_FIST): New.
3723 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3724 New isns patterns to implement lrint and llrint built-ins as x87
3726 (fistdi2, fist<mode>2 splitters): New splitters.
3727 (lrint<mode>2): New expanders.
3729 2005-03-28 Ian Lance Taylor <ian@airs.com>
3731 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3732 0 when calling final_scan_insn.
3734 2005-03-28 Jan Hubicka <jh@suse.cz>
3737 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3740 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3741 types where possible.
3743 2005-03-26 Per Bothner <per@bothner.com>
3745 Make -f[no-]show-column also control non-cpp diagnostics.
3746 * c.opt (fshow-column): Move option from here ...
3747 * common.opt (fshow-column): ... to here.
3748 * diagnostic.c (diagnostic_build_prefix): Only print column number
3749 if flag_show_column.
3751 2005-03-27 Steven Bosscher <stevenb@suse.de>
3753 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3754 vax_output_conditional_branch): New prototypes.
3755 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3756 extracted from vax.md mov and add patterns.
3757 (vax_output_conditional_branch): New function to output conditional
3758 branch instructions.
3759 * vax.md: Use mode macros for arithmetic and mov patterns.
3760 Use code macros for the jump patterns.
3762 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3764 * Makefile.in (libbackend.o): Depend on version files;
3765 add custom generation command.
3767 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3770 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3771 sure that we have a REG before getting its REGNO.
3773 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3775 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3776 * builtins.def (BUILT_IN_STRNDUP): New.
3778 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3780 PR tree-optimization/20470
3781 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3784 2005-03-25 Mike Stump <mrs@apple.com>
3786 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3789 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3791 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3792 Use our own structure definitions.
3794 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3795 (fix_truncdfsi2): Allow registers or memory as destination.
3796 When TARGET_PPC_GFXOPT, generate simplified pattern.
3797 (fix_truncdfsi2_internal): Use define_insn_and_split.
3798 (fix_truncdfsi2_internal_gfxopt): New.
3799 (fctiwz): Don't confuse register allocation by giving it no choices.
3801 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3802 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3803 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3804 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3806 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3808 * dominance.c (free_dominance_info): Speed up by freeing et
3809 data structures without maintaining other nodes.
3810 * et-forest.c (et_free_tree_force): New.
3811 * et-forest.h: Add a prototype for et_free_tree_force.
3813 * tree.c (get_set_constructor_bits,
3814 get_set_constructor_bytes): Remove.
3815 * tree.h: Remove the corresponding prototypes.
3817 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3820 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3821 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3822 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3823 PRE_DEC, NEG and NOT.
3825 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3827 * fold-const.c: Convert uses of fold (build (...)) to
3830 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3832 PR rtl-optimization/20249
3833 * cse.c (insert_regs): Do not record equivalence of registers in
3836 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3838 * emit-rtl.c (reverse_comparison): Remove.
3839 * rtl.h: Remove the corresponding prototype.
3841 2005-03-24 James E Wilson <wilson@specifixinc.com>
3843 * doc/install.texi (--enable-altivec): Delete docs.
3845 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3847 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3848 SFmode and DFmode before reload when
3849 flag_unsafe_math_optimizations not enabled.
3851 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3853 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3855 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3856 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3858 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3860 * configure.ac (enable-checking): Add 'runtime' option.
3861 * doc/install.texi (enable-checking): Document 'runtime' checking.
3862 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3863 * config.in: Regenerated.
3864 * configure: Regenerated.
3866 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3868 * optabs.h (enum optab_index): Remove OTI_llrint.
3869 (llrint_optab): Remove macro.
3870 * optabs.c (init_optabs): Remove llrint_optab initialization.
3871 * genopinit.c (optabs): Remove llrint_optab implementation.
3872 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3875 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3877 PR rtl-optimization/20532
3878 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3879 overflow when adding coefficients for PLUS or MINUS.
3880 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3883 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3885 * langhooks.h (truthvalue_conversion): Remove.
3886 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3887 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3888 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3889 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3890 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3892 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3894 * params.def: Fix a typo.
3895 * config/mips/mips.c: Follow the spelling convensions.
3896 * doc/invoke.texi: Fix typos.
3898 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3900 Fix PR tree-optimization/20601
3902 * tree-ssa-pre.c (insert_aux): Add missing condition to
3905 2005-03-23 Ian Lance Taylor <ian@airs.com>
3907 * final.c (final_scan_insn): Don't remove no-op instructions.
3908 * reload1.c (reload): Remove simple no-op instructions even when
3911 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3913 PR tree-optimization/20501
3914 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3915 reporting that peeling for alignment is applied moved to...
3916 * (vect_analyze_data_refs_alignment): Here.
3918 2005-03-23 Ian Lance Taylor <ian@airs.com>
3920 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3922 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3924 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3925 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3927 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3929 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3930 imply that this is called once, independent of asms in code.
3931 Adjust to now being pased output and input lists. Mention helper
3932 function decl_overlaps_hard_reg_set_p.
3933 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3934 hook_tree_tree_identity and to take three trees, returning third.
3935 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3937 * stmt.c: include hard-reg-set.h before tree.h.
3938 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3939 (decl_conflicts_with_clobbers_p): Call
3940 decl_overlaps_hard_reg_set_p.
3941 (expand_asm_operands): Pass output and input lists in call to
3942 targetm.md_asm_clobbers.
3943 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3944 hook_tree_tree_tree_tree_3rd_identity.
3945 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3947 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3948 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3949 parameters, first two unused.
3950 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3951 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3952 in constraint letters and MOF is not mentioned as a asm-declared
3953 register in neither of the input and output lists.
3955 2005-03-23 DJ Delorie <dj@redhat.com>
3957 * optabs.c (expand_binop): Make sure the first subword's result
3960 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3962 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3963 Call c_common_truthvalue_conversion rather than
3964 lang_hooks.truthvalue_conversion.
3965 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3966 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3968 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3969 c_common_truthvalue_conversion.
3970 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3971 c_parser_conditional_expression, c_parser_binary_expression): Call
3972 c_objc_common_truthvalue_conversion.
3973 * c-typeck.c (build_unary_op): Call
3974 c_objc_common_truthvalue_conversion.
3975 (build_conditional_expr): Do not call
3976 lang_hooks.truthvalue_conversion.
3977 (build_binary_op): Call c_common_truthvalue_conversion.
3978 (c_objc_common_truthvalue_conversion): Moved from
3979 c-objc-common.c. Call default_function_array_conversion instead
3980 of default_conversion.
3982 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3984 * c-common.h (default_conversion): Remove.
3985 (perform_integral_promotions): Add.
3986 * c-tree.h (default_conversion): Add.
3987 * c-typeck.c (perform_integral_promotions): New, split out from
3989 * c-common.c (check_case_value): Use perform_integral_promotions,
3990 not default_conversion.
3991 (c_add_case_label): Don't continue processing case label after
3992 found to be pointer.
3994 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3996 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3997 the prefix list if we have already added a multilib directory
3999 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4002 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4004 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4006 * reload.h: Remove the prototype for indirect_symref_ok.
4008 * reload1.c (indirect_symref_ok): Make it global.
4009 * reload.h: Add a prototype for indirect_symref_ok.
4011 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4013 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4016 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4018 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4020 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4022 * c-opts.c (c_common_parse_file): Only start/end main source file
4023 if debug hooks says the writer wants it.
4024 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4026 (xcoff_debug_hooks): Ditto.
4027 * debug.c (do_nothing_hooks): Ditto.
4028 * debug.h (gcc_debug_hooks): Ditto.
4029 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4030 * sdbout.c (sdb_debug_hooks): Ditto.
4031 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4033 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4035 * doc/extend.texi: Deprecate C++ min/max operators.
4037 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4039 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4040 artificial original candidates.
4042 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4043 Jan Hubicka <jh@suse.cz>
4044 Steven Bosscher <stevenb@suse.de>
4046 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4047 call cost based on argument sizes.
4048 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4050 * params.def: (max-inline-inssn-single): Set to 450.
4051 (max-inline-insns-auto): Set to 90.
4052 (max-inline-insns-recursive): Set to 450
4053 (max-inline-insns-recursive-auto): Set to 450.
4054 (large-function-insns): Set to 2700.
4055 (inline-call-cost): New parameter.
4056 * tree-inline.c (estimate_move_cost): New function.
4057 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4058 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4060 * tree-inline.h (estimate_move_cost): Declare.
4061 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4062 (max-inline-insns-auto): Change default to 90.
4063 (max-inline-insns-recursive): Change default to 450
4064 (max-inline-insns-recursive-auto): Change default to 450.
4065 (large-function-insns): Change default to 2700.
4066 (inline-call-cost): Document new parameter.
4068 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4070 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4071 (TARGET_DEFAULT): Delete.
4072 * config/i860/i860.opt: New file.
4074 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4076 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4077 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4078 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4079 (frv_sched_lookahead): Delete.
4080 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4081 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4082 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4083 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4084 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4085 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4086 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4087 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4088 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4089 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4090 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4091 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4092 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4093 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4094 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4095 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4096 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4097 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4098 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4099 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4100 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4101 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4102 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4103 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4104 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4105 (frv_sched_lookahead): Delete.
4106 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4107 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4108 (frv_handle_option): New function. Move -mcpu= handling from...
4109 (frv_override_options): ...here. Remove handling of other
4111 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4112 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4113 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4114 and TARGET_NO_MULTI_CE.
4115 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4116 !TARGET_VLIW_BRANCH.
4117 * config/frv/frv.opt: New file.
4119 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4121 * fold-const.c (fold_ternary): Take decomposed arguments of
4123 (fold): Update a call to fold_ternary.
4125 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4126 * tree.h: Add corresponding prototypes.
4128 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4131 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4132 between jump table and its label.
4133 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4134 resp. ADDR_DIFF_VEC and the label preceeding it.
4135 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4136 is emitted in the right section.
4138 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4140 * fold-const.c (fold_unary, fold_binary): Update comments
4143 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4145 PR rtl-optimization/20527
4146 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4147 REG_INC note, test that the register also isn't mentioned in PRED
4150 2005-03-22 Ben Elliston <bje@au.ibm.com>
4152 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4155 2005-03-21 Mike Stump <mrs@apple.com>
4157 * varasm.c (default_assemble_visibility): Remove extra ().
4159 2005-03-21 Roger Sayle <roger@eyesopen.com>
4162 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4163 to determine whether a block can be duplicated, rather than test
4164 whether the block contains noncopyable insns ourselves.
4166 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4168 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4171 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4173 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4175 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4177 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4178 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4179 * config/fr30/fr30.opt: New file.
4181 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4183 Fix PR tree-optimization/20542
4185 * tree-flow-inline.h (overlap_subvar): Move to here.
4186 * tree-ssa-operands.c: From here.
4187 * tree-flow.h (overlap_subvar): Declare.
4188 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4189 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4190 for variables with subvars.
4192 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4195 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4196 * modulo-sched.c (const_iteration_count): Return on NULL
4198 (print_node_sched_params): Return on NULL dump_file.
4199 (generate_reg_moves): Handle reg-anti dependencies and disregard
4200 closing branch when generating register moves.
4201 (sms_schedule): Mark the SMSed block dirty.
4202 * passes.c (rest_of_handle_sms): Call update_life_info for all
4204 * testsuite/gcc.dg/20050321-1.c: New test.
4206 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4208 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4209 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4210 movqi_internal): Likewise.
4212 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4214 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4215 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4216 xtensa_b4const): Delete prototypes.
4217 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4218 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4219 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4220 xtensa_extra_constraint): New prototypes.
4221 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4222 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4223 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4224 move_operand, const_float_1_operand, fpmem_offset_operand,
4225 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4226 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4227 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4228 argument type to HOST_WIDE_INT.
4229 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4230 xtensa_mask_immediate): Likewise.
4231 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4232 Likewise. Also make these functions static.
4233 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4234 (xtensa_const_ok_for_letter_p): New.
4235 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4236 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4237 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4238 move_operand, const_float_1_operand, fpmem_offset_operand,
4239 branch_operator, ubranch_operator, boolean_operator): Move to
4241 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4242 (xtensa_mem_offset): Change return type to bool.
4243 (xtensa_extra_constraint): New.
4244 (gen_int_relational): Update type of const_range_p function pointer.
4245 Use xtensa_b4const_or_zero.
4246 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4247 xtensa_const_ok_for_letter_p. Update comments.
4248 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4249 (PREDICATE_CODES): Delete.
4250 * config/xtensa/xtensa.md: Include predicates.md.
4251 * config/xtensa/predicates.md: New file.
4253 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4255 * config/v850/v850-protos.h: Remove the prototypes for
4256 reg_or_int9_operand, reg_or_const_operand,
4257 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4258 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4259 movsi_source_operand, power_of_two_operand,
4260 not_power_of_two_operand, special_symbolref_operand,
4261 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4262 register_is_ok_for_epilogue.
4263 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4264 reg_or_int9_operand, reg_or_const_operand,
4265 call_address_operand, special_symbolref_operand,
4266 movsi_source_operand, power_of_two_operand,
4267 not_power_of_two_operand, register_is_ok_for_epilogue,
4268 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4269 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4271 * config/v850/v850.h (PREDICATE_CODES): Remove.
4272 * config/v850/v850.md: Include predicates.md.
4273 * config/v850/predicates.md: New.
4275 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4277 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4278 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4279 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4280 (itoolsdir, itoolsdatadir): Move definition above new first use.
4281 (install-itoolsdirs): New rule.
4282 (install-mkheaders): Depend on install-itoolsdirs, not
4283 install-include-dir.
4285 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4287 * tree-into-ssa.c: Remove obsolete comments.
4289 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4291 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4292 unrolling if -fpeel-loops is specified, too.
4293 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4294 Remove superfluous check for flag_unroll_loops.
4296 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4298 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4299 (lrint_optab, llrint_optab): Define corresponding macros.
4300 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4301 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4302 pattern and llrint_optab using llrintdi2 patterns.
4303 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4304 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4305 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4306 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4307 flag_unsafe_math_optimizations is set.
4309 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4311 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4312 simplify_logical, if_then_else_cond, known_cond,
4313 simplify_comparison): Adjust calls to reverse_comparison.
4314 Don't use combine_reversed_comparison_code).
4315 (combine_reversed_comparison_code): Remove.
4316 (reversed_comparison): Using reversed_comparison_code, move it...
4317 * jump.c (reversed_comparison): ... here.
4318 * rtl.h (reversed_comparison): Add prototype.
4320 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4322 * builtins.c (fold_builtin): Take decomposed arguments of
4324 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4325 * gimplify.c (gimplify_call_expr): Likewise.
4326 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4327 * tree.h: Update the prototype of fold_builtin.
4329 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4331 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4332 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4333 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4334 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4335 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4337 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4339 * builtins.c (fold_builtin_1): Take decomposed arguments of
4341 (fold_builtin): Update a call to fold_builtin_1.
4343 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4346 * gcov.c (output_lines): Only output function block summary when
4347 outputting branch information.
4348 * doc/gcov.texi: Document format of preamble and additional block
4351 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4353 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4354 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4355 the defaults false if BITS_PER_UNIT != 8.
4356 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4357 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4358 than BITS_PER_UNIT != 8.
4359 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4360 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4361 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4363 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4364 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4366 2005-03-20 Roger Sayle <roger@eyesopen.com>
4369 * fold-const.c (fold_binary): Fix type mismatch between
4370 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4371 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4372 for non-truth-valued expressions.
4374 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4375 and FUNCTION_DECL in the main switch.
4376 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4377 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4378 we also need to convert their operands to match.
4379 <TRUTH_NOT_EXPR>: Likewise.
4381 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4383 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4384 diagnostic without checking whether an lvalue.
4385 * c-common.h (lvalue_p): Remove.
4386 (enum lvalue_use): Update comment.
4387 (lvalue_or_else): Replace by lvalue_error.
4388 * c-typeck.c (lvalue_p): Make static.
4389 (lvalue_or_else): New. Call lvalue_error.
4391 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4393 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4394 (function_arg_advance): Use rs6000_parm_start.
4395 (function_arg, rs6000_arg_partial_bytes): Likewise.
4397 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4399 * c-common.c (check_case_value): Adjust comment about stripping
4401 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4402 * c-typeck.c (default_conversion, convert_arguments,
4403 build_modify_expr, convert_for_assignment, store_init_value,
4404 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4405 manually. Remove inaccurate comments.
4407 2005-03-20 Roger Sayle <roger@eyesopen.com>
4408 Joseph S. Myers <joseph@codesourcery.com>
4410 * varasm.c (do_assemble_alias): Restore comment describing function.
4411 Annotate the target parameter as potentially unused.
4413 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4416 * config/avr/avr.c (avr_output_function_prologue): Do not use
4417 current_function_name() in a label, use a local label instead.
4419 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4421 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4422 flag_finite_math_only, not flag_unsafe_math_optimizations.
4424 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4426 * builtins.c (fold_builtin_1): Update a call to
4427 targetm.fold_builtin.
4428 * hooks.c (hook_tree_tree_bool_null): Rename to
4429 hook_tree_tree_tree_bool_null. Take one more argument of type
4431 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4432 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4433 hook_tree_tree_tree_bool_null.
4434 * target.h (gcc_target): Update the prototype of fold_builtin.
4435 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4436 arguments of CALL_EXPR.
4437 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4440 2005-03-20 Jan Hubicka <jh@suse.cz>
4442 * cgraph.h (cgraph_node): Add prev_clone pointer.
4443 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4444 (cgraph_clone_node): Produce doubly linked chain.
4446 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4448 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4449 get_nonnull_operand, handle_sentinel_attribute,
4450 check_function_arguments_recurse): Do not strip NOPS from
4452 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4454 * c-format.c (get_constant): Likewise.
4455 * c-parser.c (c_parser_postfix_expression): Likewise.
4456 * c-typeck.c (set_init_index): Likewise.
4457 (convert_arguments): Don't check for NOP_EXPR containing integer
4460 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4462 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4463 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4464 Take decomposed arguments of CALL_EXPR.
4465 (fold_builtin_1): Update calls to the functions mentioned
4468 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4470 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4471 width to have integer type.
4472 (build_enumerator): Require enumerator value to have integer type.
4474 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4476 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4479 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4481 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4482 std=iso9899:199x): Correct descriptions.
4484 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4486 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4489 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4491 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4493 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4494 fold_builtin_memcpy.
4496 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4497 arguments of CALL_EXPR.
4498 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4499 fold_builtin_found, fold_builtin_1): Update calls to
4500 fold_trunc_transparent_mathfn.
4502 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4505 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4506 function pointers on targets that require function pointer
4508 (fold_sign_changed_comparison): Likewise.
4510 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4512 * combine.c (try_combine): When changing the mode of a hard reg, make
4513 sure that doing so is valid.
4515 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4517 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4518 (TARGET_HANDLE_OPTION): Override default.
4519 (avr_handle_option): New function.
4520 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4521 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4522 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4523 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4524 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4525 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4526 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4527 (TARGET_OPTIONS): Delete.
4528 * config/avr/avr.opt: New file.
4530 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4532 * config/m32r/m32r-protos.h: Remove the prototypes for
4533 call_address_operand, symbolic_operand, seth_add3_operand,
4534 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4535 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4536 two_insn_const_operand, move_src_operand,
4537 move_double_src_operand, move_dest_operand,
4538 eqne_comparison_operator, signed_comparison_operator,
4539 large_insn_p, conditional_move_operand, carry_compare_operand,
4540 m32r_block_immediate_operand, extend_operand,
4541 reg_or_eq_int16_operand, int8_operand, and
4542 reg_or_zero_operand.
4543 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4544 seth_add3_operand, int8_operand, cmp_int16_operand,
4545 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4546 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4547 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4548 move_double_src_operand, move_dest_operand,
4549 eqne_comparison_operator, signed_comparison_operator,
4550 extend_operand, small_insn_p, large_insn_p,
4551 conditional_move_operand, carry_compare_operand,
4552 m32r_block_immediate_operand): Move to predicates.md.
4553 (MAX_MOVE_BYTES): Move to m32r.h.
4554 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4555 * config/m32r/m32r.md: Include predicates.md.
4556 * config/m32r/predicates.md: New.
4558 2005-03-18 James E Wilson <wilson@specifixinc.com>
4561 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4564 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4566 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4567 call_address_operand, const_8bit_operand.
4568 * config/mn10300/mn10300.c (call_address_operand,
4569 const_8bit_operand, const_1f_operand): Move to predicates.md.
4570 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4571 * config/mn10300/mn10300.md: Include predicates.md.
4572 * config/mn10300/predicates.md: New.
4574 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4576 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4577 declarations in diagnostics and %E for identifiers, not %s.
4579 2005-03-18 Jan Hubicka <jh@suse.cz>
4580 Dale Johannesen <dalej@apple.com>
4582 * basic-block.h (scale_bbs_frequencies_int,
4583 scale_bbs_frequencies_gcov_type): Declare.
4584 * cfg.c (RDIV): New macro.
4585 (update_bb_frequency_for_threading): Fix.
4586 * basic-block.h (scale_bbs_frequencies_int,
4587 scale_bbs_frequencies_gcov_type): New.
4588 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4589 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4590 scale_bbs_frequencies_int.
4591 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4593 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4595 * config/m32r/m32r-protos.h: Remove the prototypes for
4596 call_address_operand, symbolic_operand, seth_add3_operand,
4597 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4598 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4599 two_insn_const_operand, move_src_operand,
4600 move_double_src_operand, move_dest_operand,
4601 eqne_comparison_operator, signed_comparison_operator,
4602 large_insn_p, conditional_move_operand, carry_compare_operand,
4603 m32r_block_immediate_operand, extend_operand,
4604 reg_or_eq_int16_operand, int8_operand, and
4605 reg_or_zero_operand.
4606 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4607 seth_add3_operand, int8_operand, cmp_int16_operand,
4608 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4609 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4610 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4611 move_double_src_operand, move_dest_operand,
4612 eqne_comparison_operator, signed_comparison_operator,
4613 extend_operand, small_insn_p, large_insn_p,
4614 conditional_move_operand, carry_compare_operand,
4615 m32r_block_immediate_operand): Move to predicates.md.
4616 (MAX_MOVE_BYTES): Move to m32r.h.
4617 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4618 * config/m32r/m32r.md: Include predicates.md.
4619 * config/m32r/predicates.md: New.
4621 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4623 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4624 symbolic_operand, symbolic_memory_operand,
4625 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4626 indexed_memory_operand, move_dest_operand, move_src_operand,
4627 prefetch_cc_operand, prefetch_nocc_operand,
4628 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4629 arith_operand, arith11_operand, pre_cint_operand,
4630 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4631 ireg_operand, int5_operand, uint5_operand, int11_operand,
4632 uint32_operand, arith5_operand, and_operand, ior_operand,
4633 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4634 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4635 shadd_operand, movb_comparison_operator,
4636 cmpib_comparison_operator): Move to predicates.md.
4637 (magic_milli, shadd_constant_p): Make it extern.
4638 * config/pa/pa.h (PREDICATE_CODES): Remove.
4639 * config/pa/pa.md: Include predicates.md.
4640 * config/pa/predicates.md: New.
4642 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4645 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4647 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4648 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4649 config/alpha/freebsd.h, config/alpha/linux.h,
4650 config/alpha/netbsd.h, config/alpha/osf5.h,
4651 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4652 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4653 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4654 doc/cppopts.texi: Update copyright.
4656 2005-03-18 Jan Hubicka <jh@suse.cz>
4659 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4661 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4664 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4666 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4669 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4671 * combine.c (gen_binary): Remove.
4672 (known_cond, simplify_shift_const, find_split_point,
4673 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4674 simplify_logical, expand_field_assignment, extract_left_shift,
4675 force_to_mode, if_then_else_cond, apply_distributive_law,
4676 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4677 simplify_comparison, reversed_comparison): Replace with
4678 simplify_gen_binary, simplify_gen_relational or
4679 distribute_and_simplify_rtx.
4680 (distribute_and_simplify_rtx): New function.
4682 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4683 Paolo Bonzini <gcc.gnu.org>
4685 * calls.c (setjmp_call_p, special_function_p): Update comments
4686 at the head of the functions.
4688 2005-03-18 Jan Hubicka <jh@suse.cz>
4690 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4692 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4693 function body should be released; do not proactively release function
4694 bodies in non-unit-at-a-time mode.
4696 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4698 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4699 mno-fp-ret-in-387 multilib variants.
4701 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4703 * common.opt (m): Remove.
4704 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4706 (common_handle_option): Remove OPT_m case.
4708 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4710 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4712 (fold_builtin_1): Update a call to fold_builtin_bitop.
4714 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4716 (fold_builtin_1): Update a call to fold_builtin_signbit.
4718 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4720 PR tree-optimization/20474
4721 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4722 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4724 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4726 * config/h8300/h8300-protos.h: Remove prototypes for
4727 general_operand_src, general_operand_dst, single_one_operand,
4728 single_zero_operand, call_insn_operand,
4729 two_insn_adds_subs_operand, small_call_insn_operand,
4730 jump_address_operand, bit_operand, bit_memory_operand,
4731 stack_pointer_operand, const_int_gt_2_operand,
4732 const_int_ge_8_operand, const_int_qi_operand,
4733 const_int_hi_operand, incdec_operand, bit_operator,
4734 nshift_operator, eqne_operator, gtle_operator,
4735 gtuleu_operator, iorxor_operator.
4736 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4737 h8300_ldm_stm_parallel.
4738 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4740 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4741 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4742 (h8300_ldm_stm_parallel): Make it extern.
4743 (h8300_ldm_parallel, h8300_stm_parallel,
4744 h8300_return_parallel, general_operand_src,
4745 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4746 nibble_operand, reg_or_nibble_operand, single_one_operand,
4747 single_zero_operand, call_insn_operand,
4748 two_insn_adds_subs_operand, small_call_insn_operand,
4749 jump_address_operand, bit_operand, bit_memory_operand,
4750 stack_pointer_operand, const_int_gt_2_operand,
4751 const_int_ge_8_operand, const_int_qi_operand,
4752 const_int_hi_operand, incdec_operand, eqne_operator,
4753 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4754 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4755 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4756 nshift_operator): Move to predicates.md.
4757 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4758 * config/h8300/h8300.md: Include predicates.md.
4759 * config/h8300/predicates.md: New.
4761 2005-03-17 Richard Henderson <rth@redhat.com>
4763 * config.gcc (ia64*-*-hpux*): Add extra_options.
4764 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4765 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4766 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4767 (ia64_tls_size_string, ia64_tune_string): Remove.
4768 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4769 (TARGET_DEFAULT_TARGET_FLAGS): New.
4770 (TARGET_HANDLE_OPTION): New.
4771 (ia64_override_options): Move options parsing ...
4772 (ia64_handle_option): ... here. New.
4773 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4774 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4775 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4776 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4777 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4778 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4779 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4780 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4781 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4782 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4783 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4784 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4785 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4786 TARGET_EARLY_STOP_BITS): Remove.
4787 (TARGET_ILP32): Default false.
4788 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4789 (enum ia64_inline_type): New.
4790 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4791 * config/ia64/ia64.md: Update for new definitions of
4792 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4793 * config/ia64/ia64.opt: New file.
4794 * config/ia64/ilp32.opt: New file.
4796 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4799 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4801 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4803 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4804 instead of MASK_H8300S.
4805 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4806 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4807 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4808 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4809 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4810 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4811 TARGET_SWITCHES): Remove.
4812 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4814 * config/h8300/h8300.opt: New.
4816 * config/alpha/alpha.opt, config/arc/arc.opt,
4817 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4820 2005-03-17 Ian Lance Taylor <ian@airs.com>
4824 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4826 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4827 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4828 (TARGET_HANDLE_OPTION): Override default.
4829 (arc_handle_option): New function.
4830 (arc_init): Remove code to set arch_cpu_string.
4831 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4832 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4833 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4834 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4835 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4836 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4837 (arc_rodata_string, TARGET_OPTIONS): Delete.
4838 * config/arc/arc.opt: New file.
4840 2005-03-17 Richard Henderson <rth@redhat.com>
4842 * doc/extend.texi (Weak Pragmas): New section.
4843 (attribute alias): Clarify that target must be in the same
4846 2005-03-17 Richard Henderson <rth@redhat.com>
4848 * config/alpha/alpha.opt: New file.
4849 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4851 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4852 alpha_fprm_string, alpha_fptm_string): Make static.
4853 (alpha_tls_size_string): Remove.
4854 (alpha_handle_option): New.
4855 (override_options): Update for alpha_cpu/alpha_tune split.
4856 (alpha_file_start): Likewise.
4857 (TARGET_DEFAULT_TARGET_FLAGS): New.
4858 (TARGET_HANDLE_OPTION): New.
4859 * config/alpha/alpha.h (alpha_tune): Declare.
4860 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4861 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4862 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4863 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4864 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4865 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4866 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4867 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4868 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4869 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4870 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4871 (TARGET_DEFAULT): Remove MASK_FP.
4872 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4873 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4874 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4875 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4876 alpha_tls_size_string): Remove.
4877 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4878 (attribute tune): Rename from attribute cpu.
4879 * config/alpha/ev4.md: Update to match.
4880 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4881 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4882 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4883 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4884 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4885 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4887 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4889 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4890 and return without creating new state if before_nops_num is nonzero.
4891 * config/ia64/ia64.md (first_insn): New attribute.
4892 (alloc): Set it to yes.
4894 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4896 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4897 STMT_VINFO_SUBVARS to NULL.
4898 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4900 2005-03-16 Dale Johannesen <dalej@apple.com>
4902 * rtlanal.c (find_first_parameter_load): Rewrite to
4903 return actual first param load or the call if none,
4904 instead of first in block, when not all loads exist.
4906 2005-03-16 Roger Sayle <roger@eyesopen.com>
4908 * optabs.c (expand_copysign_absneg): Make static.
4909 * optabs.h (expand_copysign_absneg): Delete prototype.
4910 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4912 2005-03-16 Richard Henderson <rth@redhat.com>
4915 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4916 (alias_pairs): Rename from output_defs.
4917 (find_decl_and_mark_needed): Split out from assemble_alias.
4918 (do_assemble_alias): New.
4919 (assemble_output_def): Remove.
4920 (finish_aliases_1, finish_aliases_2): New.
4921 (process_pending_assemble_output_defs): Remove.
4922 (assemble_alias): Defer aliases for which we don't yet have a
4923 non-external decl for the target symbol.
4924 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4925 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4926 * toplev.c (compile_file): Use finish_aliases_2 instead of
4927 process_pending_assemble_output_defs.
4928 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4929 (process_pending_assemble_output_defs): Remove.
4931 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4933 Fix PR tree-optimization/20489
4935 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4936 for empty structures.
4938 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4940 Fix PR tree-optimization/20490
4942 * tree-ssa-pre.c (create_expression_by_pieces): Use
4943 force_gimple_operand on result of fold.
4945 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4947 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4948 of closing parenthesis.
4950 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4952 * builtins.c (expand_movstr): Update a call to
4953 fold_builtin_strcpy.
4954 (expand_builtin_strncpy): Update a call to
4955 fold_builtin_strncpy.
4956 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4957 arguments of CALL_EXPR.
4958 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4959 fold_builtin_strncpy.
4960 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4961 * tree.h: Update the prototypes of fold_builtin_strcpy and
4962 fold_builtin_strncpy.
4964 2005-03-16 Steven Bosscher <stevenb@suse.de>
4965 Dorit Naishlos <dorit@il.ibm.com>
4967 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4968 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4971 2005-03-16 Steven Bosscher <stevenb@suse.de>
4973 * tree-inline.c (walk_type_fields, walk_tree,
4974 walk_tree_without_duplicates): Move from here...
4975 * tree.c: ...to here.
4977 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4979 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4980 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4981 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4982 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4983 (version): Define using $(BASEVER_c).
4984 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4986 (version.o): Depend on version files; add custom generation command.
4987 (prefix.o): Define BASEVER on command line.
4988 (s-iov): Depend on version files; adjust command.
4989 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4991 (gcc-vers.texi): New rule.
4992 (doc/%.info, doc/%.dvi): Add -I . to command line.
4993 (doc/gccinstall.dvi): Likewise.
4994 (PACKAGE): Delete. All uses replaced with "gcc".
4995 * aclocal.m4: Do not include gcc-version.m4.
4996 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4997 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4998 Set is_release based on contents of DEV-PHASE.
4999 Set gcc_version based on contents of BASE-VER.
5000 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5001 * config.in, configure: Regenerate.
5002 * gccbug.in: Determine version of GCC in use at runtime.
5003 * gcov-iov.c: Get version number and development phase from
5004 command line, not by including version.c.
5005 * intl.c: Replace all uses of PACKAGE with "gcc".
5006 * libada-mk.in: Delete unused "gcc_version" variable.
5007 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5008 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5009 commentary to match.
5010 (version_string): Put together from pieces.
5011 * config/alpha/x-vms: Do not use $(gcc_version).
5012 * config/i386/t-nwld: Likewise.
5013 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5014 version-GCC and DEVELOPMENT.
5016 2005-03-15 Roger Sayle <roger@eyesopen.com>
5018 PR tree-optimization/17454
5019 * tree.c (tree_size): Add case for TREE_BINFO.
5020 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5021 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5023 2005-03-15 Roger Sayle <roger@eyesopen.com>
5025 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5026 op1 whilst expanding the signed widenening multiply variant.
5028 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5030 * toplev.c (display_target_options): Avoid unused variable warning if
5031 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5032 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5033 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5034 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5035 (mips_isa_info): New variable.
5036 (mips_parse_cpu): Remove the first argument and leave the caller
5038 (TARGET_HANDLE_OPTION): Override default.
5039 (mips_handle_option): New function. Move option validation code from...
5040 (override_options): ...here. Update calls to mips_parse_cpu.
5041 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5042 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5043 (SUBTARGET_TARGET_OPTIONS): Delete.
5044 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5045 (mno-flush-func, mtune=): New options.
5047 2005-03-15 Roger Sayle <roger@eyesopen.com>
5048 Richard Henderson <rth@redhat.com>
5050 * real.c (c4x_single_format, c4x_extended_format): Provide values
5051 for signbit_ro for c4x's single and extended floating point formats.
5052 * optabs.c (expand_copysign): Use the floating point format's
5053 signbit_ro for expanding via expand_copysign_absneg, and it's
5054 signbit_rw field for expanding via expand_copysign_bit.
5056 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5058 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5059 known_alignment_for_access_p.
5060 (known_alignment_for_access_p): New.
5061 (do_peeling_for_alignment): Field made int instead of bool and renamed
5062 to peeling_for_alignment.
5063 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5064 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5065 functionality used to be in vect_analyze_operations.
5066 (vect_analyze_operations): Code to determine vectorization factor was
5067 moved to vect_determine_vectorization_factor.
5068 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5069 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5071 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5072 be part of vect_analyze_operations).
5073 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5074 creating the guard condition, as the number of iterations may be
5076 (slpeel_tree_peel_loop_to_edge): Use new name of
5077 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5078 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5079 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5080 (vect_do_peeling_for_alignment): Use fold.
5081 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5083 (vect_update_inits_of_dr): Renamed to
5084 vect_update_init_of_dr.
5085 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5086 (vectorizable_store): Fix assertion to use == instead of =.
5088 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5090 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5091 call_used_regs for wCG registers.
5093 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5095 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5096 for non-offsettable memory references to cope with outstanding reload
5097 replacements, take 2.
5099 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5102 * config/i386/i386.h (x86_fisttp): New.
5103 (TARGET_FISTTP): New macro.
5104 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5105 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5106 instruction when fisttp flag is set.
5107 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5109 * config/i386/i386.md (type attribute): Add fisttp.
5110 (unit attribute): Set to i387 for fisttp type.
5111 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5112 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5114 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5115 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5117 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5118 patterns for TARGET_FISTTP. Enable patterns for
5119 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5120 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5121 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5122 implement fisttp x87 insn.
5123 (fix_trunc*_i387_fisttp splitters): New patterns.
5124 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5125 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5126 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5128 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5129 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5130 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5131 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5132 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5133 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5134 Disable patterns for TARGET_FISTTP.
5135 (fix_trunc*_i387 splitters): Implement usign mode macros.
5136 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5137 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5138 (fix_trunx*_sse peephole2s): Implement using mode macros.
5140 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5142 PR rtl-optimization/20291
5143 * combine.c (try_combine): If splitting fails, re-try with
5144 original combined pattern, i.e. before clobber stripping.
5146 2005-03-14 Eric Christopher <echristo@redhat.com>
5148 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5149 STACK_GROWS_DOWNWARD.
5151 2005-03-14 Roger Sayle <roger@eyesopen.com>
5153 * real.h (struct real_format): Split the signbit field into two
5154 two fields, signbit_ro and signbit_rw.
5155 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5156 mips_double_format, ieee_extended_motorola_format,
5157 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5158 ieee_extended_intel_128_format, ibm_extended_format,
5159 mips_extended_format, ieee_quad_format, mips_quad_format,
5160 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5161 i370_double_format, c4x_single_format, c4x_extended_format,
5162 real_internal_format): Update initializers for new field.
5163 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5164 real_format structure.
5165 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5166 field of the real_format structure.
5168 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5170 Fix PR tree-optimization/20458
5172 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5173 DECL_EXTERNAL on STRUCT_FIELD tags.
5174 (clear_call_clobbered): Ditto.
5175 * tree-ssa-operands.c (note_addressable): Make sure the original
5176 variable doesn't slip into the addressable list if we have
5178 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5181 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5183 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5184 (-fwide-exec-charset): Likewise.
5185 (-finput-charset): Likewise.
5186 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5187 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5188 * c.opt (Wnormalized): New.
5190 2005-03-14 Devang Patel <dpatel@apple.com>
5192 * doc/invoke.texi: Add reference to Visibility document.
5194 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5196 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5197 MASK_SPLIT_ADDRESSES.
5198 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5199 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5200 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5201 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5202 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5203 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5204 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5205 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5206 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5207 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5208 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5209 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5210 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5211 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5212 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5213 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5214 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5215 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5216 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5217 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5218 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5219 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5220 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5221 (TARGET_EXPLICIT_RELOCS): Delete.
5222 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5223 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5224 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5225 (override_options): Set MASK_LONG64 if -mint64 is given and no
5226 -mlongXX option is. Complain about -mint64 -mlong32.
5227 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5228 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5229 * config/mips/mips.opt: New file.
5231 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5233 * config.gcc (extra_options): New variable for listing option files.
5234 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5235 * configure.ac (extra_opt_files): New AC_SUBST variable.
5236 (tm_file_list, tm_include_list): Include options.h first.
5237 * configure: Regenerate.
5238 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5239 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5240 (s-options-h): New rule.
5241 (options.h): Depend on it.
5242 (TEXI_GCCINT_FILES): Add options.texi.
5243 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5244 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5245 * target.h (gcc_target): Add default_target_flags and handle_option.
5246 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5247 (TARGET_HANDLE_OPTION): New macros.
5248 (TARGET_INITIALIZER): Include them.
5249 * opt-functions.awk (opt_args, nth_arg): New functions.
5250 (switch_flags): Handle the "Target" flag.
5252 (var_name): Use opt_args and nth_arg.
5253 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5254 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5255 macros for the "Mask" and "InverseMask" options.
5256 * opts.h (cl_var_cond): New enum.
5257 (cl_option): Replace the "has_set_value" and "set_value" fields with
5258 "var_cond" and "var_value".
5259 (CL_TARGET): New macro.
5260 (option_enabled, print_filtered_help): Declare.
5261 (decode_options): Move definition.
5262 * opts.c (handle_option): Search for the original option before
5263 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5264 var_cond and var_value fields. Use targetm.handle_option to handle
5266 (decode_options): Set target_flags to targetm.default_target_flags.
5267 (print_filtered_help): Make global. Handle CL_TARGET.
5268 (option_enabled): New function.
5269 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5270 (display_target_options, set_target_switch, print_switch_values)
5271 (default_pch_valid_p): Guard uses of target_switches with
5272 #ifdef TARGET_SWITCHES. Also...
5273 (display_target_options): Display the CL_TARGET entries in cl_options.
5274 (set_target_option): Don't complain about the "" option when
5275 TARGET_SWITCHES is undefined.
5276 (print_switch_values): Use option_enabled.
5277 (default_pch_valid_p): Check cl_options[] when looking for something
5278 that has changed the value of target_flags.
5279 * c.opt: Remove documentation from top of file.
5280 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5281 * doc/sourecebuild.texi: Refer to the new options documentation
5282 instead of c.opt. Document machine-specific .opt files.
5283 * doc/tm.texi (target_flags): Say that this variable is declared
5285 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5286 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5288 * doc/options.texi: New file.
5290 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5293 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5296 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5299 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5300 temporary variable of pointer type if an lvalues is required.
5301 (gimplify_modify_expr_rhs): Request an rvalue from it.
5302 (gimplify_expr): Pass fallback on.
5304 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5306 * cfgbuild.c: Update comments.
5308 2005-03-14 Roger Sayle <roger@eyesopen.com>
5310 PR rtl-optimization/17236
5311 * optabs.c (expand_doubleword_mult): New helper function split out
5312 from expand_binop. Permute the order in which instructions are
5313 emitted to minimize the number of simultaneously live registers.
5314 (expand_binop): Call expand_doubleword_mult to synthesize a double
5315 word multiplication.
5317 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5319 * basic-block.h: Update the prototypes of cached_make_edge and
5321 * cfg.c (cached_make_edge): Take edge_cache representing one
5322 row of the adjacency matrix of edges.
5323 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5324 (make_edges): Initialize edge_cache to represent one row of
5325 the adjacency matrix of edges.
5327 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5329 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5331 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5332 Remove unused removed_phis variable.
5333 (conditional_replacement): Use build1/build2.
5334 (abs_replacement): Use last_and_only_stmt and build1/build2.
5336 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5338 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5339 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5340 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5341 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5342 * c-common.c (handle_novops_attribute): New function.
5343 (c_common_attribute_table): Add "no vops" entry.
5344 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5345 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5346 * tree-ssa-operands.c (get_call_expr_operands): Do not
5347 create virtual operands for calls with ECF_NOVOPS flag.
5348 * tree.h (DECL_IS_NOVOPS): New macro.
5349 (struct tree_decl): Add novops_flag.
5350 (ECF_NOVOPS): New constant.
5352 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5355 * config/i386/i386.c (x86_use_himode_fiop): New.
5356 (x86_use_simode_fiop): Rename from x86_use_fiop.
5357 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5358 (TARGET_USE_HIMODE_FIOP): New.
5359 (x86_use_simode_fiop): Rename from x86_use_fiop.
5360 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5362 * config/i386/i386.md (X87MODEI12): New mode macro define.
5363 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5364 to implement x87 FP compare with HImode input operands.
5365 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5366 Use X87MODEI12 mode macro to handle HImode input operands.
5367 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5368 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5369 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5370 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5371 macro to implement x87 operators with HImode input operands.
5372 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5375 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5377 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5379 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5380 constants invariant.
5382 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5384 * basic-block.h (BB_VISITED): Removed.
5385 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5387 2005-03-14 Falk Hueffner <falk@debian.org>
5390 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5392 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5394 * ggc-zone.c: Fix comment typos.
5396 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5397 stringpool.c, config/mips/mips-protos.h: Update copyright.
5399 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5401 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5402 throughout with its typedef, "rtx".
5403 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5404 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5405 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5406 regs in comment to match code.
5408 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5410 * except.c (check_handled): Make it static.
5411 * except.h: Remove the corresponding prototype.
5413 * function.c (get_func_frame_size): Make it static.
5414 * function.h: Remove the corresponding type.
5416 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5418 * hard-reg-set.h: Remove the corresponding declarations.
5420 * tree-cfg.c (verify_stmts): Check that
5421 bb_for_stmt (stmt) == bb for every PHI node and statement.
5423 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5425 * config.gcc: Remove excess indentation.
5426 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5428 2005-03-13 Roger Sayle <roger@eyesopen.com>
5431 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5432 * fold-const.c (fold_sign_changed_comparison): Likewise.
5433 (fold_binary): Optimize comparisons against widened operands if
5434 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5436 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5438 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5439 (sparc_override_options): Initialize it.
5440 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5442 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5444 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5445 (reg_or_none500mem_operand): New predicate.
5446 (zero_reg_mem_operand): New predicate.
5447 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5448 to reg_or_none500mem_operand.
5449 (extendsfdf2_fpr): Add MEM alternative.
5450 (extenddftf2_internal): Change operand2 predicate to
5451 zero_reg_mem_operand.
5453 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5455 * ggc-zone.c: Rewritten.
5457 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5459 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5460 * config.in: Regenerated.
5461 * configure: Regenerated.
5462 * gengtype.c (write_types_process_field, write_func_for_structure):
5463 Pass new argument to gt_pch_note_object.
5464 * ggc-common.c (struct ptr_data): Add TYPE.
5465 (gt_pch_note_object): Take TYPE argument and save it.
5466 (call_count): Update call to ggc_pch_count_object.
5467 (call_alloc): Update call to ggc_pch_alloc_object.
5468 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5470 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5471 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5472 (ggc_alloc_zone_stat): Delete.
5473 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5474 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5475 (ggc_pch_alloc_object): Update prototypes.
5476 (garbage_zone): Delete.
5477 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5478 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5480 (tree_id_zone): New variable.
5481 (ggc_alloc_cleared_zone): Remove unused.
5482 (ggc_alloc_zone): Define.
5483 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5484 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5485 ggc_alloc_zone_stat.
5486 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5487 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5488 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5489 (make_node_stat): Likewise. Use tree_id_zone.
5491 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5492 Joseph S. Myers <joseph@codesourcery.com>
5494 * configure.ac: Check for MIPS TLS.
5495 * configure: Regenerated.
5496 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5497 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5498 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5499 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5500 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5501 (mips_classify_symbol, mips_symbolic_constant_p)
5502 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5503 (mips_tls_operand_p, mips_call_tls_get_addr)
5504 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5505 (mips_tls_symbol_ref_1): New functions.
5506 (mips_legitimize_address, mips_legitimize_const_move): Call
5507 mips_legitimize_tls_address.
5508 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5510 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5511 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5512 (mips_char_to_class): Document V1_REG.
5513 (HAVE_AS_TLS): Provide default.
5514 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5516 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5518 (tls_get_tp_<mode>): New instruction.
5520 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5522 * configure.ac: Update checks for target tools.
5523 * configure: Regenerated.
5525 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5527 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5529 2005-03-13 Roger Sayle <roger@eyesopen.com>
5531 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5532 more classes of DImode multiplication by constant. Allow both
5533 multiplication by small negative constants (by performing a
5534 multiplication by a positive constant and negating the result) and
5535 multiplications by large powers of two, by using a left shift.
5537 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5539 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5540 of basic blocks into work_stack.
5542 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5543 config/mips/vr.h: Update copyright.
5545 * c-decl.c (c_init_decl_processing): Remove useless calls to
5546 build_function_type.
5548 * builtins.c (fold_trunc_transparent_mathfn,
5549 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5550 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5551 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5552 fold_builtin_strcpy, fold_builtin_strncpy,
5553 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5556 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5559 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5560 variable determinant.
5562 * tree-cfg.c (group_case_labels): Remove local variable type.
5564 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5567 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5570 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5573 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5574 (*movmemqi_insn): Delete.
5575 (*movmemhi): Delete.
5577 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5579 * builtins.c (fold_builtin_classify): Take decomposed
5580 arguments of CALL_EXPR.
5581 (fold_builtin_1): Update a call to fold_builtin_classify.
5583 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5586 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5587 through into call to parser_xref_tag after parse error.
5588 (c_parser_struct_declaration): Consistently return NULL_TREE on
5591 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5593 * tree-flow-inline.h (ref_contains_array_ref): New function.
5594 (lookup_subvars_for_var): Ditto.
5595 (get_subvars_for_var): Ditto.
5596 (var_can_have_subvars): Ditto.
5598 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5599 (struct subvar): New type.
5601 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5603 * tree-optimize.c (init_tree_optimization_passes): Call
5604 pass_create_structure_vars.
5606 * tree-ssa-alias.c: Include vec.h.
5607 (init_alias_info): Don't auto-clear call clobbered on struct-field
5609 (compute_flow_insensitive_aliasing): Handle subvars.
5610 (group_aliases): Handle STRUCT_FIELD aliases.
5611 (setup_pointers_and_addressables): Ditto.
5612 Don't mark variables non-addressable if they still have
5613 addressable subvars.
5614 Also mark subvars addressable when the real variable is marked
5616 (add_pointed_to_var): Try to prune the pointed-to set by only
5617 pointing to subvars when possible.
5618 Otherwise, make sure we set addresses_needed and pt_vars to
5619 properly include subvars.
5620 (bitpos_of_field): New function.
5621 (push_fields_onto_fieldstack): Ditto.
5622 (get_or_create_used_part_for): Ditto.
5623 (create_overlap_variables_for): Ditto.
5624 (find_used_portions): Ditto.
5625 (create_structure_vars): Ditto.
5626 (pass_create_structure_vars): New structure.
5628 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5629 (get_expr_operands): Handle subvars. Also try to turn
5630 COMPONENT_REF accesses into must-defs now that we can accurately
5632 (note_addressable): Try to only mark as addressable those subvars
5633 we know a COMPONENT_REF touches.
5634 (overlap_subvar): New function.
5636 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5637 Handle subvar storing.
5638 (vect_address_analysis): Update caller of vect_object_analysis.
5640 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5642 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5643 (STMT_VINFO_SUBVARS): New macro.
5645 * common.opts: add flag_tree_salias.
5647 * opts.c (decode_options): flag_tree_salias defaults to on.
5649 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5651 * doc/tree-ssa.texi: Document structural alias analysis.
5653 2005-03-12 Steven Bosscher <stevenb@suse.de>
5655 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5656 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5657 * tree-ssa-operands.c (get_expr_operands): Likewise.
5658 (get_expr_operands): Likewise for ERROR_MARK.
5660 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5662 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5665 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5668 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5669 (mark_operand_necessary): Remove local variable ver.
5671 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5672 variable prefix_len.
5674 * value-prof.c (mod_subtract_transform): Remove local variable
5677 * builtins.c (fold_builtin_exponent): Take decomposed
5678 arguments of CALL_EXPR.
5679 (fold_builtin_1): Update a call to fold_builtin_exponent.
5681 * builtins.c (fold_builtin_logarithm): Take decomposed
5682 arguments of CALL_EXPR.
5683 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5685 * c-decl.c (c_init_decl_processing): Remove local variables
5686 ptr_ftype_void and ptr_ftype_ptr.
5688 * gimplify.c (gimplify_expr): Remove local variables r0 and
5691 * reg-stack.c (move_for_stack_reg): Remove local variable
5693 (compare_for_stack_reg): Remove local variable flags_user.
5694 (convert_regs_1): Remove local variable deleted.
5696 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5698 (combine_blocks): Remove local variables exits and new_e.
5700 * tree-inline.c (expand_call_inline): Remove local variable
5703 * tree-ssa-live.c (create_ssa_var_map,
5704 calculate_live_on_entry): Remove local variable snn.
5706 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5708 * c-lex.c (c_lex_with_flags): Add parameter to call to
5711 2005-03-11 Per Bothner <per@bothner.com>
5713 * c-tree.h (struct c_declarator): New id_loc field.
5714 * c-pragma.h (c_lex_with_flags): Take position reference.
5715 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5716 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5717 (c_lex): Pass dummy location to c_lex_with_flags.
5718 * c-parser.c (c_lex_one_token): Set c_token's location using
5719 c_lex_with_flags, instead of input_location, which might be "ahead".
5720 (c_parser_direct_declarator): Set declarator's id_loc from
5722 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5723 declarator's id_loc, rather than probably-imprecise input_location.
5724 (build_id_declarator): Initialize c_declarator's id_loc field.
5726 2005-03-11 Roger Sayle <roger@eyesopen.com>
5729 * builtins.c (expand_builtin_signbit): Force the signbit's word
5730 into an integer register to avoid SUBREGs of floating point modes.
5732 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5734 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5735 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5736 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5737 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5739 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5741 PR rtl-optimization/20306
5742 * expr.c (emit_move_complex): Set try_int false if mode is
5743 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5744 emit_block_move if try_int is true.
5746 2005-03-11 Richard Henderson <rth@redhat.com>
5749 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5750 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5753 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5755 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5756 (TARGET_FIX_VR4130): New macro.
5757 (TARGET_OPTIONS): Add -mfix-vr4130.
5758 (ISA_HAS_MACCHI): New macro.
5759 (ASM_SPEC): Add -mfix-vr4130.
5760 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5761 (override_options): Handle mips_fix_vr4130_string.
5762 (mips_avoid_hazards): Clear all_noreorder_p
5763 if we're working around VR4130 errata and the macc alternatives
5765 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5766 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5767 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5768 (MULTILIB_DEFAULTS): Remove leading "march=".
5769 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5770 if no architecture option is given.
5771 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5773 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5774 * doc/invoke.texi: Document -mfix-vr4130.
5776 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5778 * config/mips/mips.c (override_options): Only warn about -mint64
5779 deprecation if TARGET_INT64.
5781 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5783 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5784 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5785 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5786 are non-specific regarding the nonnull parameter positions.
5787 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5788 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5789 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5790 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5792 * builtins.def: Use the non-specific "nonnull" attibute lists.
5794 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5796 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5797 single_pred_edge, single_succ, single_pred): Improve comments.
5799 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5801 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5802 single_pred_edge, single_succ, single_pred): New inline functions.
5803 * bb-reorder.c (rotate_loop, find_traces_1_round,
5804 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5805 duplicate_computed_gotos): Use the single_succ/pred functions.
5806 * cfganal.c (forwarder_block_p): Ditto.
5807 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5808 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5809 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5810 merge_seq_blocks): Ditto.
5811 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5812 * cfglayout.c (fixup_reorder_chain): Ditto.
5813 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5814 canonicalize_loop_headers, verify_loop_structure): Ditto.
5815 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5816 mfb_update_loops, create_preheader, force_single_succ_latches,
5817 create_loop_notes): Ditto.
5818 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5819 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5820 commit_one_edge_insertion, purge_dead_edges,
5821 cfg_layout_can_merge_blocks_p): Ditto.
5822 * except.c (sjlj_emit_function_enter): Ditto.
5823 * flow.c (init_propagate_block_info): Ditto.
5824 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5825 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5826 insert_insn_end_bb): Ditto.
5827 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5828 find_if_case_2): Ditto.
5829 * lambda-code.c (perfect_nestify): Ditto.
5830 * lcm.c (optimize_mode_switching): Ditto.
5831 * loop-doloop.c (doloop_modify): Ditto.
5832 * loop-init.c (loop_optimizer_init): Ditto.
5833 * loop-iv.c (simplify_using_initial_values): Ditto.
5834 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5835 * loop-unswitch.c (unswitch_loop): Ditto.
5836 * modulo-sched.c (generate_prolog_epilog): Ditto.
5837 * predict.c (combine_predictions_for_insn, estimate_probability,
5838 tree_estimate_probability, last_basic_block_p,
5839 estimate_bb_frequencies): Ditto.
5840 * profile.c (branch_prob): Ditto.
5841 * regrename.c (copyprop_hardreg_forward): Ditto.
5842 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5843 * tracer.c (layout_superblocks): Ditto.
5844 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5845 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5846 cleanup_control_expr_graph, disband_implicit_edges,
5847 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5848 tree_verify_flow_info, tree_make_forwarder_block,
5849 tree_forwarder_block_p, remove_forwarder_block,
5850 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5851 * tree-if-conv.c (tree_if_conversion): Ditto.
5852 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5853 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5854 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5855 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5856 copy_loop_headers): Ditto.
5857 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5858 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5859 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5860 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5861 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5862 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5863 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5864 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5865 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5866 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5867 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5868 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5869 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5870 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5871 slpeel_add_loop_guard): Ditto.
5873 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5875 PR tree-optimization/15784
5876 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5879 * stmt.c (expand_case): Don't change index_type. Convert minval
5882 PR tree-optimization/20130
5883 * fold-const.c (fold): Fold x * -1 into -x.
5885 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5887 PR rtl-optimization/20331
5888 * rtlanal.c (modified_between_p): Check its address first for MEM.
5889 (modified_in_p): Likewise.
5891 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5893 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5895 2005-03-10 Steven Bosscher <stevenb@suse.de>
5897 * expr.c (expand_expr_real_1): If possible, use a conditional
5898 move for expanding MIN_EXPR and MAX_EXPR.
5899 Use temp for moving around rtx-en.
5901 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5904 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5907 2005-03-10 Roger Sayle <roger@eyesopen.com>
5909 * builtins.c (expand_builtin_signbit): Extend to handle floating
5910 point modes wider than the largest integer type, using the
5911 operand_subword_force function to obtain the signbit's word.
5913 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5916 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5917 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5919 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5921 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5923 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5925 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5927 (perform_edge_inserts): Unconditionally call
5928 free_dominator_info.
5930 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5932 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5934 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5936 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5938 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5940 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5942 (rtl_register_value_prof_hooks,
5943 tree_value_profile_transformations,
5944 tree_register_value_prof_hooks): Likewise.
5945 * var-tracking.c (stack_adjust_offset_pre_post,
5946 variable_htab_free, variable_union, dataflow_set_different_2,
5947 count_uses, variable_was_changed, set_frame_base_location,
5948 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5949 vt_add_function_parameters): Likewise.
5950 * varasm.c (named_section_real, named_section, make_decl_rtl,
5951 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5952 const_hash_1, compare_constant, copy_constant, force_const_mem,
5953 output_constant_pool_2, output_constant_pool_1, output_constant,
5954 output_constructor, make_decl_one_only, decl_tls_model,
5955 default_no_named_section, default_elf_select_section_1,
5956 default_unique_section_1): Likewise.
5957 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5958 * vmsdbgout.c (addr_const_to_string): Likewise.
5961 * function.c (struct assign_parm_data_one): Remove last_named
5963 (assign_parm_find_data_types): Don't determine last_named.
5964 Reorder named_parm determination.
5965 (assign_parms): Only setup varargs on the last non-varadic
5968 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5970 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5971 sda base address on medium model.
5973 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5975 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5976 * cfgloop.c (flow_loop_nodes_find): Export.
5977 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5979 * cfgloopmanip.c (fix_loop_structure): New function.
5980 * predict.c (predict_loops): Clean up the loops information.
5981 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5982 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5984 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5985 (rewrite_into_loop_closed_ssa): Declaration changed.
5986 * tree-loop-linear.c (linear_transform_loops): Add argument to
5987 rewrite_into_loop_closed_ssa call.
5988 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5989 * tree-ssa-loop-im.c (move_computations): Ditto.
5990 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5991 * tree-vectorizer.c (vectorize_loops): Ditto.
5992 * tree-optimize.c: Include cfgloop.h.
5993 (execute_todo): Choose whether to call cleanup_tree_cfg or
5994 cleanup_tree_cfg_loop.
5995 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5996 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5997 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5998 cleanup_tree_cfg_loop call.
5999 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6000 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6001 work on part of cfg.
6003 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6006 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6007 with multiple alternatives.
6009 * stmt.c (parse_output_constraint): Fix a typo.
6011 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6013 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6014 assembly directive instead of deprecated "no-generics".
6016 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6018 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6019 for non-offsettable memory references to cope with outstanding reload
6021 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6022 avoid losing outstanding address reloads.
6023 ("reload_outdi", "reload_outdf"): Likewise.
6025 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6027 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6028 code. Add more cbrt transformations.
6030 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6032 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6034 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6036 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6037 NULL_TREE when a given tree is not simplified.
6038 (fold): Return the original tree when any of the functions
6039 mentioned above NULL_TREE.
6041 * fold-const.c (fold_unary, fold_binary): Take decomposed
6042 arguments, code, type, op0, and op1 in case of fold_binary.
6043 (fold): Update calls to fold_unary and fold_binary.
6045 2005-03-09 Roger Sayle <roger@eyesopen.com>
6047 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6048 a fndecl and an arglist instead of a CALL_EXPR, exp.
6050 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6052 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6054 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6056 * expr.c (expand_assignment): Remove orig_to_rtx.
6058 * fold-const.c (int_const_binop): Remove no_overflow.
6060 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6062 * loop-iv.c (get_biv_step_1): Remove lhs.
6064 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6066 * real.c (real_nan): Remove neg.
6068 * function.c (thread_prologue_and_epilogue_insns): Remove i
6071 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6074 * tree-eh.c (tree_could_trap_p): Remove idx.
6076 * tree-into-ssa.c (ann): Remove ann.
6078 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6080 * tree-sra.c (decide_block_copy): Remove inst_count.
6082 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6084 * tree-ssa-loop-im.c (lhs): Remove.
6086 * cfgbuild.c (state, STATE, SET_STATE,
6087 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6089 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6090 (find_basic_blocks): Set the state of each basic block to
6093 2005-03-08 Jeff Law <law@redhat.com>
6095 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6096 goto results in the removal of edges in the CFG, then we need
6097 to recompute dominators.
6099 2005-03-09 Ben Elliston <bje@au.ibm.com>
6101 * c-common.c (c_do_switch_warnings): Comment fix.
6103 2005-03-08 Julian Brown <julian@codesourcery.com>
6105 * Patch from 2005-03-08 reverted for causing regressions and
6106 ppc-darwin bootstrap failure.
6108 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6110 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6111 Define the real function for ppc-darwin.
6112 * c-typeck.c (convert_arguments): Check for target-specific
6113 invalid argument call to unprototyped function.
6114 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6116 * target.h (invalid_arg_for_unprototyped_fn): New field
6118 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6119 default target hook.
6120 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6123 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6125 * c-typeck.c (constructor_stack, constructor_range_stack,
6126 initializer_stack): Make them static.
6128 * cfg.c (rbi_pool): Make it static.
6130 * gimple-low.c (lower_stmt_body): Make it static.
6131 * tree-flow.h: Remove the corresponding prototype. Don't
6134 * sched-deps.c (cache_size): Make it static.
6136 * stor-layout.c (lang_adjust_rli): Make it static.
6138 2005-03-08 Julian Brown <julian@codesourcery.com>
6140 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6141 from being used for symbols with vague linkage when
6142 HAVE_GAS_COMDAT_GROUP is true.
6144 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6146 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6147 nlabel == JUMP_LABEL (jump).
6149 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6151 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6152 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6153 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6154 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6156 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6159 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6160 * c-common.c (handle_returns_twice): New function.
6161 (c_common_attribute_table): Declare eturns_twice' attribute.
6162 * doc/extend.texi: Document eturns_twice' attribute.
6163 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6164 (struct tree_decl): Add returns_twice_flag.
6166 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6168 * tree-ssa-phiopt.c: Fix a comment typo.
6170 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6171 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6172 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6175 2005-03-08 Richard Henderson <rth@redhat.com>
6177 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6178 builtin codes with ctzdi2, clzdi2, popcountdi2.
6179 (struct alpha_builtin_def): Add is_const.
6180 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6181 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6182 (alpha_init_builtins): Init them. Set nothrow and const attributes
6184 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6185 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6186 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6187 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6188 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6189 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6190 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6191 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6192 (TARGET_FOLD_BUILTIN): New.
6193 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6194 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6196 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6198 2005-03-08 Ira Rosen <irar@il.ibm.com>
6200 PR tree-optimization/20122
6201 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6202 condition of access function instead of base.
6204 2005-03-07 Jeff Law <law@redhat.com>
6205 Steven Bosscher <stevenb@suse.de>
6207 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6208 (find_taken_edge): Call find_taken_edge_computed_goto as
6209 appropriate. Allow any gimple invariant rather than just
6210 INTEGER_CST for VAL.
6211 (cleanup_control_flow): Cleanup a computed goto which has turned
6213 (tree_merge_blocks): If block B has any forced labels, move
6214 them to the start of block A.
6215 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6216 computed gotos as well.
6217 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6218 removal of unnecessary computed gotos too.
6219 (lookup_redirection_data): Fix type of INSERT argument. Callers
6222 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6224 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6225 Remove trailing spaces.
6227 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6228 unshare_all_trees): Make them static.
6229 * tree-gimple.h: Remove the corresponding prototypes.
6231 * diagnostic.h: Remove unused prototype
6232 debug_output_buffer.
6233 * modulo-sched.c: Remove unused prototype
6234 set_row_column_for_ps.
6236 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6237 replace_phi_edge_with_variable): Remove unused variable i.
6239 2005-03-07 Per Bothner <per@bothner.com>
6241 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6243 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6246 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6247 bbs on the COND_EXPR instead of the PHI_NODEs.
6248 (candidate_bb_for_phi_optimization): Remove.
6249 (replace_phi_with_stmt): Rename to ...
6250 (replace_phi_edge_with_variable): this and change so that we
6251 replace the phi argument instead of removing the PHI.
6252 (conditional_replacement): Change so we deal with PHI with more
6254 (value_replacement): Likewise.
6255 (abs_replacement): Likewise.
6257 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6259 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6260 output_e500_flip_gt_bit.
6262 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6264 (rs6000_generate_compare): Fix logic to look at the correct bits.
6265 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6267 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6268 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6269 gen_move_from_CR_gt_bit.
6271 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6272 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6273 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6275 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6276 (E500_CR_IOR_COMPARE): New constant.
6278 2005-03-08 Earl Chew <earl_chew@agilent.com>
6279 David Billinghurst <David.Billinghurst@riotinto.com>
6281 * config/i386/host-cygwin.c: New file to support precompiled
6283 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6284 * config.host: Use above files for cygwin host.
6286 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6288 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6289 ordering ops from earlier change.
6291 2005-03-07 Per Bothner <per@bothner.com>
6293 Various fixes to allow us to again build if --enable-mapped-location:
6294 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6295 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6296 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6297 local variable loc. Change logic appropriately.
6298 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6299 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6300 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6301 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6302 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6304 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6306 PR rtl-optimization/19683
6307 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6308 number of bytes, to smallest_int_for_mode. Fix arguments to
6309 REG_CANNOT_CHANGE_MODE_P.
6311 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6313 * reorg.c (relax_delay_slots): Check that the jump is
6314 conditional before trying to invert it.
6316 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6318 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6321 * calls (stack_arg_under_construction): Make it static.
6323 * flow.c (regs_live_at_setjmp): Make it static.
6324 * flow.h: Remove the corresponding prototype.
6326 * reload1.c (reload_startobj, reload_firstobj,
6327 something_needs_operands_changed, reload_inherited,
6328 reload_inheritance_insn, reload_override_in,
6329 reload_spill_index): Make them static.
6331 * recog.c (verify_changes): Make it static.
6332 * recog.h: Remove the corresponding prototype.
6334 * cfgbuild.c (find_sub_basic_blocks): Remove.
6335 * basic-block.h: Remove the corresponding prototype.
6336 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6338 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6340 * tree-ssa-operands.c (check_build_stmt): Remove.
6342 * stor-layout.c (set_alignment): Remove.
6343 * tree.h: Remove the corresponding prototype.
6345 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6347 * tree-ssa-dce.c (control_dependence_map,
6348 visited_control_parents): Make them static.
6350 * cfghooks.c (verify_flow_info): Remove local variable
6353 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6356 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6358 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6360 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6362 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6364 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6365 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6366 PARALLEL for an empty structure.
6368 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6370 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6372 * fold-const.c (fold_binary): Unroll the very first "for"
6375 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6377 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6378 redundant match_code test.
6379 (scc_comparison_operator): Swap match_operand and match_code
6381 (branch_positive_comparison_operator): Same.
6382 (trap_comparison_operator): Use comparison_operator and swap with
6385 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6388 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6389 (out_movhi_r_mr): Read low byte of volatile MEM first.
6390 (out_movhi_mr_r): Write high byte of volatile MEM first.
6392 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6394 * cselib.c (reg_values, reg_values_size): Make them static.
6396 * cse.c (cse_reg_info_table): Make it static.
6398 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6400 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6402 * cse.c (find_best_addr): Use canon_for_address.
6404 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6406 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6407 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6408 SUBREG and MEM, respectively.
6410 * fold-const.c (fold_binary): Use code instead of t.
6412 * fold-const.c (optimize_minmax_comparison): Take decomposed
6413 arguments code, type, op0, and op1 instead of t.
6414 (fold_binary): Update a call to optimize_minmax_comparison.
6416 * fold-const.c (fold_range_test): Take decomposed arguments
6417 code, type, op0, and op1 instead of t.
6418 (fold_binary): Update a call to fold_range_test.
6420 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6421 decomposed arguments code, type, op0, and op1 instead of t.
6422 (fold_binary): Update a call to fold_range_test.
6424 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6426 * fold-const.c (fold_binary): Avoid directly using the original
6427 expression t as much as possible.
6429 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6431 * c-semantics.c (build_stmt): Use TYPE_P instead of
6432 IS_NON_TYPE_CODE_CLASS.
6433 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6434 (NON_TYPE_CHECK): Use TYPE_P instead of
6435 IS_NON_TYPE_CODE_CLASS.
6437 * fold-const.c (fold): Remove handling of binary expressions.
6439 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6441 * doc/c-tree.texi: Wrap comments in @r{}.
6442 * doc/cpp.texi: Likewise.
6443 * doc/cppinternals.texi: Likewise.
6444 * doc/extend.texi: Likewise.
6445 * doc/md.texi: Likewise.
6446 * doc/objc.texi: Likewise.
6447 * doc/sourcebuild.texi: Likewise.
6448 * doc/tm.texi: Likewise.
6451 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6453 * predict.c (apply_return_prediction): Standardize PHI chain
6455 * tree-ssa.c (ssa_redirect_edge): Likewise.
6457 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6458 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6461 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6462 * tree-flow.h: Adjust the prototype for remove_phi_node.
6463 * lambda-code.c (perfect_nestify): Adjust a call to
6466 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6467 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6469 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6470 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6471 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6472 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6474 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6475 of GEN_INT (trunc_int_for_mode (...)).
6476 * loop-iv.c (iv_number_of_iterations): Likewise.
6477 * postreload.c (reload_cse_move2add): Likewise.
6478 * simplify-rtx.c (simplify_const_unary_operation,
6479 simplify_const_binary_operation): Likewise.
6480 * stor-layout.c (get_mode_bounds): Likewise.
6482 * fold-const.c (fold_binary): New.
6483 (fold): Call fold_binary on binary expressions.
6485 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6487 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6488 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6489 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6490 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6491 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6493 2005-03-04 Devang Patel <dpatel@apple.com>
6495 PR tree-optimization/18815
6496 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6497 loops with zero exit edges.
6499 2005-03-04 Devang Patel <dpatel@apple.com>
6501 * doc/invoke.texi: Remove reference to webpage that does not exist.
6503 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6504 Joseph S. Myers <joseph@codesourcery.com>
6507 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6508 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6509 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6510 * pa.c (get_plabel): Change argument to symbol_ref. Call
6511 maybe_get_identifier instead of get_identifier.
6512 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6513 (struct deferred_plabel): Replace name field with symbol field.
6514 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6515 ASM_OUTPUT_EXTERNAL_REAL is defined.
6516 (output_global_address): Use output_addr_const for output of all
6518 (output_deferred_plabels): Use symbol_ref instead of name for address
6520 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6521 ASM_OUTPUT_SYMBOL_REF): New macros.
6522 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6524 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6527 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6529 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6530 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6532 2005-03-04 Jeff Law <law@redhat.com>
6534 * basic-block.h (rediscover_loops_after_threading): Declare.
6535 * tree-ssa-dom.c: Include cfgloop.h.
6536 (tree_ssa_dominator_optimize): Discover loops and some basic
6537 properties. Remove forwarder blocks recreated by loop header
6538 canonicalization. Also mark backedges in the CFG.
6539 * tree-ssa-threadupdate.c: Include cfgloop.h
6540 (rediscover_loops_after_threading): Define.
6541 (struct local_info): New field, JUMP_THREADED.
6542 (prune_undesirable_thread_requests): New function.
6543 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6544 then record that fact for the callers of redirct_edges.
6545 (thread_block): If BB has incoming backedges, then call
6546 prune_undesirable_thraed_requests. Note when we are
6547 going to have to rediscover loop information. Return a
6548 boolean indicating if any jumps were threaded.
6549 (thread_through_all_blocks): Bubble up boolean indicating
6550 if any jumps were threaded.
6551 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6552 (tree-ssa-threadupdate.o): Similarly.
6554 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6556 * fold-const.c (fold_ternary): Unroll the "for" loop to
6559 2005-03-04 Andrew Haley <aph@redhat.com>
6561 * unwind-dw2-fde-glibc.c (struct
6562 unw_eh_callback_data.check_cache): New field.
6563 (frame_hdr_cache): New.
6564 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6565 Cache frame header info.
6567 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6569 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6570 (print_c_condition): Declare.
6571 * read-rtl.c (ptr_loc): New structure.
6572 (ptr_locs, ptr_loc_obstack, joined_conditions)
6573 (joined_conditions_obstack): New variables.
6574 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6575 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6576 (join_c_conditions, print_c_condition): New functions.
6577 (apply_macro_to_string): Associate the new string with the same
6578 source location as the old one.
6579 (add_condition_to_string): Use join_c_conditions.
6580 (read_string): Use set_rtx_ptr_loc to record a filename and line
6581 number for the string.
6582 (read_rtx): Initialize the new variables above.
6583 * genattrtab.c (write_test_expr, write_attr_value): Use
6585 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6586 comment above the GCC_VERSION check.
6587 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6588 Inline the definition of MAYBE_EVAL.
6589 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6590 * genoutput.c (process_template): Likewise.
6591 * genpreds.c (write_predicate_subfunction): Likewise.
6592 (write_predicate_expr): Use print_c_condition.
6593 * genrecog.c (write_cond): Likewise.
6594 * gensupport.c (process_rtx): Use join_c_conditions to join the
6595 conditions of a define_insn_and_split. Record a source location
6596 for the string after the "&&".
6597 (alter_test_for_insn): Use join_c_conditions.
6599 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6602 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6603 PR tree-optimization/15784
6604 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6607 2005-03-04 Ben Elliston <bje@au.ibm.com>
6609 * gcc.c (option_map): Add --coverage.
6610 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6611 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6612 * config/darwin.h: Pass -lgcov for `coverage'.
6613 * doc/invoke.texi (Debugging Options): Document --coverage.
6615 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6617 * gcse.c (bypass_block): Use find_edge wherever possible.
6619 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6623 * c-opts.c (c_common_parse_file): Call start_source_file
6624 and end_source_file at the approriate times.
6626 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6627 the main file, it will be done for us now.
6629 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6631 * fold-const.c (fold_ternary): New.
6632 (fold): Call fold_ternary on ternary expressions. Remove
6633 handling of ternary expressions.
6635 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6637 PR tree-optimization/15784
6638 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6641 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6643 * config/rs6000/predicates.md (branch_comparison_operator):
6644 Convert from C block to conditional format.
6646 2005-03-03 Jan Hubicka <jh@suse.cz>
6648 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6649 and non-constant public variables.
6651 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6653 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6656 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6659 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6660 calls to release_ssa_name and release_phi_node.
6662 * fold-const.c (fold): Remove handling of unary expressions.
6664 * fold-const.c (fold_unary): Avoid directly using the original
6665 expression t as much as possible.
6667 2005-03-03 Roger Sayle <roger@eyesopen.com>
6668 Andrew Pinski <pinskia@physics.uc.edu>
6670 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6671 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6673 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6675 Describe special registers SRP and MOF as allocatable registers.
6676 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6677 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6678 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6679 TARGET_HAS_MUL_INSNS.
6680 (cris_print_operand) <case 'd'>: New case.
6681 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6682 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6684 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6685 (REG_ALLOC_ORDER): Update for MOF.
6686 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6688 (GENERAL_REGS): No longer a define of ALL_REGS.
6689 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6690 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6692 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6693 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6694 (SECONDARY_RELOAD_CLASS): Define.
6695 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6696 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6697 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6698 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6699 (REGISTER_MOVE_COST): Define.
6700 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6701 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6702 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6703 (CRIS_MOF_REGNUM): New define_constants.
6704 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6706 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6708 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6709 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6710 Adjust for MOF being properly described as a register.
6711 (indir_to_reg_split): Name this split. Conditionalize on the
6712 destination register being a general register.
6713 (movei): Conditionalize on on operands 0 and 1 having the same
6716 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6719 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6720 -mcpu to override any other explicitly given flags.
6722 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6724 * recog.c (verify_changes, confirm_change_group): New functions,
6725 broken out of apply_change_group.
6726 (apply_change_group): Use them.
6727 * recog.h (verify_change, confirm_change_group): Declare.
6728 * rtl.h (redirect_jump_2): Declare.
6729 * jump.c (redirect_exp, invert_exp): Delete.
6730 (invert_exp_1): Take second parameter. Return value. Changed caller.
6731 (redirect_jump_2): New function, broken out of redirect_jump.
6732 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6733 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6734 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6736 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6738 * varasm.c (named_section): Use xstrdup rather than doing it by
6741 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6743 2005-03-02 Devang Patel <dpatel@apple.com>
6745 Undo PR tree-optimization/18815 fix.
6747 2005-03-02 Devang Patel <dpatel@apple.com>
6749 PR tree-optimization/18815
6750 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6751 loops with zero exit edges.
6753 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6755 * cfg.c (connect_src, connect_dest, disconnect_src,
6756 disconnct_dest): New.
6757 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6758 redirect_edge_pred): Use the new functions.
6760 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6761 free_dominance_info only when needed.
6763 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6766 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6767 (reg_or_sub_cint64_operand): Same.
6769 2005-03-02 Jeff Law <law@redhat.com>
6771 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6772 CFG_ALTERED in the main DOM iteration loop.
6774 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6777 * varasm.c (initializer_constant_valid_p): Allow conversions
6778 between OFFSET_TYPEs. Tidy.
6780 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6782 * config/cris/cris.md ("return"): Remove epilogue delay list
6785 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6787 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6789 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6791 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6793 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6794 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6795 config/m68k/m68k.c, config/mips/mips.h,
6796 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6797 doc/include/gcc-common.texi: Update copyright.
6799 PR middle-end/18029 and PR middle-end/18030
6800 * expr.c (optimize_bitfield_assignment_op): Add a special case
6801 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6803 * fold-const.c (fold_unary): New.
6804 (fold): Call fold_unary on unary expressions.
6806 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6808 * cgraph.h (struct cgraph_edge): Add prev_caller and
6810 (cgraph_node_remove_callees): Export.
6811 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6813 (cgraph_edge_remove_callee): New function.
6814 (cgraph_edge_remove_caller): Likewise.
6815 (cgraph_remove_edge): Use.
6816 (cgraph_redirect_edge_callee): Likewise.
6817 (cgraph_node_remove_callees): New function.
6818 (cgraph_node_remove_callers): Likewise.
6819 (cgraph_remove_node): Use.
6820 * tree-optimize.c (tree_rest_of_compilation): Use
6821 cgraph_node_remove_callees instead of manual loop.
6822 * cgraphunit.c (cgraph_finalize_function): Likewise.
6823 (cgraph_expand_function): Likewise.
6824 (cgraph_remove_unreachable_nodes): Likewise.
6826 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6829 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6831 * c-decl.c (undeclared_variable): Take location as argument.
6832 * c-typeck.c (build_external_ref): Likewise.
6833 * c-parser.c (c_parser_postfix_expression): Pass location of
6834 identifier to build_external_ref.
6836 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6838 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6839 CCEQ mode for branch_positive_comparison_operator test.
6840 * config/rs6000/predicates (branch_comparison_operator): Revert to
6842 (scc_comparison_operator): Same.
6843 (branch_positive_comparison_operator): Same.
6845 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6847 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6848 (cris_delay_slots_for_epilogue): Remove.
6849 (save_last): Move into cris_target_asm_function_epilogue.
6850 (cris_target_asm_function_epilogue): Remove tests for file being
6852 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6853 (cris_delay_slots_for_epilogue): Remove prototypes.
6854 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6855 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6857 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6859 * config/rs6000/predicates.md (branch_comparison_operator): Change
6860 to define_special_predicate.
6861 (scc_comparison_operator): Same.
6862 (branch_positive_comparison_operator): Same.
6864 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6866 * Makefile.in (tree-ssa-sink.o): New.
6867 (OBJS-common): Add tree-ssa-sink.o.
6868 * common.opt: Add -ftree-sink
6869 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6870 * timevar.def (TV_TREE_SINK): new timevar.
6871 * tree-flow.h (is_hidden_global_store): Prototype.
6872 * tree-optimize.c (init_tree_optimization_passes): Add
6874 * tree-pass.h (pass_sink_code): New.
6875 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6876 for non-obvious global store store to is_hidden_global_store, and
6877 call that new function.
6878 * tree-ssa-sink.c: New file.
6879 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6880 * doc/passes.texi: Document forward store motion.
6881 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6882 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6883 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6884 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6886 2005-03-01 Per Bothner <per@bothner.com>
6888 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6889 and we have a non-zero column-number, add it to the message.
6890 Also factor out the diagnostic_kind_text.
6892 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6894 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6895 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6896 flow_loop_scan): Removed.
6897 (flow_loop_dump): Do not dump removed fields.
6898 (flow_loop_free): Do not free removed fields.
6899 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6900 (loop_exit_edge_p): New function.
6901 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6902 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6903 num_exits, exits_doms.
6904 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6905 LOOP_EDGES, LOOP_ALL): Removed.
6906 (flow_loop_scan): Declaration removed.
6907 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6908 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6910 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6911 (if_convert): Call flow_loops_find and flow_loops_free
6912 when calling mark_loop_exit_edges.
6913 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6914 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6915 free_dominance_info calls.
6916 * loop-init.c (flow_loops_find): Ditto.
6917 * passes.c (rest_of_handle_branch_prob): Ditto.
6918 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6919 * loop-unroll.c (analyze_insns_in_loop): Do not use
6921 * predict.c (predict_loops): Do not call flow_loop_scan.
6922 Use get_loop_exit_edges.
6923 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6924 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6925 Do not use EDGE_LOOP_EXIT.
6926 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6927 to bb_with_exit_edge_p.
6928 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6929 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6930 to bb_with_exit_edge_p.
6931 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6933 * tree-loop-linear.c (linear_transform_loops): Do not call
6934 flow_loop_scan. Use loop->single_exit.
6935 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6936 (vect_analyze_loop_form): Do not call flow_loop_scan.
6937 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6939 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6941 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6942 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6943 slpeel_tree_duplicate_loop_to_edge_cfg,
6944 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6945 Use loop_preheader_edge and loop->single_exit. Do not call
6948 2005-03-01 Nick Clifton <nickc@redhat.com>
6950 * config/arm/arm.c (thumb_find_work_register): Check all of the
6951 argument registers to see if they are free, and a couple of
6952 special cases where the last argument register but can be proved
6953 to be available during the function's prologue.
6954 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6955 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6956 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6958 (thumb_compute_save_reg_mask): Likewise. Also use
6959 thumb_find_work_register() to ensure that there is agreement about
6960 which work register is going to be used in the prologue.
6961 (thumb_output_function_prologue): Use unsigned long as the type
6962 for the register bit-mask. Also delay pushing the link register if
6963 other high registers are going to be pushed.
6964 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6965 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6966 redundant prototypes.
6968 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6971 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6972 and after reload in REG+REG indexed addresses without REG_POINTER
6973 set in the base and not set in the index.
6975 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6977 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6978 Don't undefine here.
6979 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6980 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6981 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6982 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6983 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6985 * config.gcc (sh*-*-linux*): Use config/linux.h.
6987 2005-02-28 Dale Johannesen <dalej@apple.com>
6988 Stan Shebs <shebs@apple.com>
6990 Rewrite of 64-bit Darwin structure-by-value pass/return.
6991 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6992 intoffset, use_stack, named.
6993 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6994 (rs6000_darwin64_record_arg_advance_flush): New.
6995 (rs6000_darwin64_record_arg_advance_recurse): New.
6996 (rs6000_darwin64_record_arg_flush): New.
6997 (rs6000_darwin64_record_arg_recurse): New.
6998 (rs6000_darwin64_record_arg): New.
6999 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7000 (function_arg_boundary): Handle 128-bit aligned structs.
7001 (function_arg_advance): Rewrite darwin64 struct handling.
7002 (function_arg): Call rs6000_darwin64_record_arg.
7003 (function_arg_partial_nregs): Handle darwin64 structs.
7004 (rs6000_darwin64_function_value): Remove.
7005 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7007 2005-02-28 Roger Sayle <roger@eyesopen.com>
7009 PR tree-optimization/20216
7010 * tree-chrec.c (tree_fold_factorial): Delete.
7011 (tree_fold_binomial): Change argument list to take a return type
7012 and change the type of K to unsigned int. Rewrite to avoid explicit
7013 evaluation of factorials, and (recursively) calling fold to perform
7014 compile-time arithmetic. Return NULL on (internal) overflow.
7015 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7016 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7017 if any intermediate calculation overflows.
7018 (chrec_apply): Update call to chrec_evaluate.
7020 2005-02-28 James E Wilson <wilson@specifixinc.com>
7022 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7024 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7027 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7028 instead of NULL_TREE on error.
7030 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7032 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7033 (EASY_VECTOR_15_ADD_SELF): Remove.
7034 (num_insns_constant_wide): Not static.
7035 (validate_condition_mode): Not static.
7036 (toc_relative_expr_p): Not static.
7037 (legitimate_indirect_address_p): Not static.
7038 (macho_lo_sum_memory_operand): Not static.
7039 (invalid_e500_subreg): Not static.
7040 (easy_vector_same): Not static.
7041 (easy_vector_splat_const): Not static.
7042 (RS6000_SYMBOL_REF_TLS_P): Remove.
7043 (any_operand): Delete.
7044 (any_parallel_operand): Delete.
7045 (count_register_operand): Delete.
7046 (altivec_register_operand): Delete.
7047 (xer_operand): Delete.
7048 (s8bit_cint_operand): Delete.
7049 (short_cint_operand): Delete.
7050 (u_short_cint_operand): Delete.
7051 (non_short_cint_operand): Delete.
7052 (exact_log2_cint_operand): Delete.
7053 (gpc_reg_operand): Delete.
7054 (cc_reg_operand): Delete.
7055 (cc_reg_not_cr0_operand): Delete.
7056 (reg_or_short_operand): Delete.
7057 (reg_or_neg_short_operand): Delete.
7058 (reg_or_aligned_short_operand): Delete.
7059 (reg_or_u_short_operand): Delete.
7060 (reg_or_cint_operand): Delete.
7061 (reg_or_arith_cint_operand): Delete.
7062 (reg_or_add_cint64_operand): Delete.
7063 (reg_or_sub_cint64_operand): Delete.
7064 (reg_or_logical_cint_operand): Delete.
7065 (got_operand): Delete.
7066 (got_no_const_operand): Delete.
7067 (easy_fp_constant): Delete.
7068 (easy_vector_constant): Delete.
7069 (easy_vector_constant_add_self): Delete.
7070 (zero_constant): Delete.
7071 (zero_fp_constant): Delete.
7072 (volatile_mem_operand): Delete.
7073 (offsettable_mem_operand): Delete.
7074 (mem_or_easy_const_operand): Delete.
7075 (add_operand): Delete.
7076 (non_add_cint_operand): Delete.
7077 (logical_operand): Delete.
7078 (non_logical_cint_operand): Delete.
7079 (mask_operand): Delete.
7080 (mask_operand_wrap): Delete.
7081 (mask64_operand): Delete.
7082 (mask64_2_operand): Delete.
7083 (and64_operand): Delete.
7084 (and64_2_operand): Delete.
7085 (and_operand): Delete.
7086 (reg_or_mem_operand): Delete.
7087 (lwa_operand): Delete.
7088 (symbol_ref_operand): Delete.
7089 (call_operand): Delete.
7090 (current_file_function_operand): Delete.
7091 (input_operand): Delete.
7092 (rs6000_nonimmediate_operand): Delete.
7093 (rs6000_tls_symbol_ref): Delete.
7094 (save_world_operation): Delete.
7095 (restore_world_operation): Delete.
7096 (load_multiple_operation): Delete.
7097 (store_multiple_operation): Delete.
7098 (vrsave_operation): Delete.
7099 (mfcr_operation): Delete.
7100 (mtcrf_operation): Delete.
7101 (lmw_operation): Delete.
7102 (stmw_operation): Delete.
7103 (branch_comparison_operator): Delete.
7104 (branch_positive_comparison_operator): Delete.
7105 (scc_comparison_operator): Delete.
7106 (trap_comparison_operator): Delete.
7107 (boolean_operator): Delete.
7108 (boolean_or_operator): Delete.
7109 (min_max_operator): Delete.
7110 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7111 (EASY_VECTOR_15): Moved to here.
7112 (EASY_VECTOR_15_ADD_SELF): Move to here.
7113 (PREDICATE_CODES): Delete.
7114 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7115 Declare functions no longer static.
7116 * config/rs6000/predicates.md: New.
7117 * config/rs6000/rs6000.md: Include predicates.md
7119 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7121 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7122 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7124 * cfgrtl.c (need_fake_edge_p): Likewise.
7125 * combine.c (distribute_notes): Likewise.
7126 * emit-rtl.c (try_split): Likewise.
7127 * recog.c (peephole2_opimize): Likewise.
7128 * reg-notes.def (ALWAYS_RETURN): Remove.
7129 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7130 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7131 * tree.h (ECF_ALWAYS_RETURN): Remove.
7133 2005-02-28 Roger Sayle <roger@eyesopen.com>
7136 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7137 between different machine modes is never a "useless" conversion.
7139 2005-02-28 Geert Bosch <bosch@gnat.com>
7142 * doc/contrib.texi: List contributors for Ada front end
7144 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7146 * simplify-rtx.c (simplify_unary_operation_1,
7147 simplify_const_unary_operation): New, extracted from...
7148 (simplify_unary_operation): ... this one.
7149 (simplify_binary_operation_1,
7150 simplify_const_binary_operation): New, extracted from...
7151 (simplify_binary_operation): ... this one.
7152 * rtl.h (simplify_const_unary_operation,
7153 simplify_const_binary_operation): Add prototypes.
7155 2005-02-28 Julian Brown <julian@codesourcery.com>
7157 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7158 building libjava and caused PR regression/20228.
7160 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7163 * Makefile.in (host_subdir): New.
7164 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7165 * configure: Regenerate.
7167 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7169 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7170 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7171 installation directory first.
7173 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7176 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7177 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7178 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7179 * config/cris/cris.md: Tweak comments referring to Q.
7180 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7181 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7182 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7183 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7184 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7185 Insert spaces in constraints to align alternatives vertically for
7187 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7190 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7192 PR rtl-optimization/17728
7193 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7194 operand 0 from general_operand to move_dest_operand.
7196 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7198 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7199 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7200 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7201 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7203 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7205 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7206 * configure: Regenerate.
7207 * libada-mk.in: Remove CC; rename
7208 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7210 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7213 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7214 for the lhs, also walk over the tree. Likewise for rhs.
7216 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7218 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7219 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7220 Do not propagate value of iv before increment over the increment.
7222 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7224 * c-parser.c: New file.
7225 * c-parse.in: Remove.
7226 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7228 (c-parser.o): Add dependencies.
7229 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7230 maintainer-clean, TAGS): Update.
7231 * c-config-lang.in (gtfiles): Update.
7232 * gengtype-lex.l: Don't handle "@@".
7233 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7234 objc_build_synchronized, objc_begin_try_stmt,
7235 objc_begin_catch_clause, objc_finish_catch_clause,
7236 objc_build_finally_clause, objc_finish_try_stmt): New.
7237 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7239 (c_parse_init): Update comment.
7240 * c-decl.c (c_init_decl_processing): Update comment.
7241 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7242 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7243 new c_declspecs members.
7245 2005-02-25 Julian Brown <julian@codesourcery.com>
7247 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7248 from being used for symbols with vague linkage when
7249 HAVE_GAS_COMDAT_GROUP is true.
7251 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7253 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7255 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7258 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7259 (LIBGCC2_HAS_DF_MODE): New.
7260 (LIBGCC2_HAS_XF_MODE): New.
7261 (LIBGCC2_HAS_TF_MODE): New.
7262 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7263 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7264 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7265 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7266 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7267 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7268 and add _fixtfdi, _fixunstfdi, _floatditf
7269 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7270 L_fixunstfdi, L_floatditf.
7271 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7272 (LIBGCC2_HAS_TF_MODE): Define.
7274 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7276 PR tree-optimization/20204
7277 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7278 REWRITE_THIS_STMT markers on PHI nodes.
7279 (rewrite_initialize_block): Likewise.
7281 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7283 * version.c (version_string): Update to 4.1.
7285 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7287 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7288 Clarify that the alternative way doesn't work in GNU C++.
7290 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7292 PR tree-optimization/19937
7293 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7294 to the type of the induction variable.
7296 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7298 PR rtl-optimization/20117
7299 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7300 the block including noncopyable insn.
7302 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7304 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7305 calls to find_reg_note.
7307 2005-02-24 Richard Henderson <rth@redhat.com>
7310 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7313 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7315 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7316 vector types if to use base reg for misaligned non-word ld/std.
7318 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7321 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7322 dwarf2 label manually and put it after, not before the prologue.
7324 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7327 * reload.c (operands_match_p): Only increment register number for
7328 SCALAR_INT_MODE_P modes in multiple hard registers.
7330 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7333 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7335 * ChangeLog.5: Fix log message typo(s).
7336 * ChangeLog.7: Likewise.
7337 * ChangeLog.tree-ssa: Likewise.
7338 * cfgexpand.c: Fix comment typo(s).
7339 * conflict.c: Likewise.
7340 * defaults.h: Likewise.
7341 * dwarf2out.c: Likewise.
7343 * ggc-page.c: Likewise.
7344 * tree-eh.c: Likewise.
7345 * tree-ssa-dom.c: Likewise.
7347 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7350 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7351 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7352 if SHARED is defined.
7355 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7356 allow splitting only if operands 0 and 3 don't overlap.
7358 2005-02-24 Richard Henderson <rth@redhat.com>
7361 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7362 (fold_builtin_1): Call them.
7363 * fold-const.c (fold_complex_mult_parts): Split out from ...
7364 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7365 (fold_complex_div_parts, fold_complex_div): New.
7367 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7369 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7371 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7372 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7374 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7375 (print_node): Likewise.
7376 Print TYPE_SIZES_GIMPLIFIED.
7378 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7380 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7381 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7382 operands as commutative in constraints.
7384 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7386 * tree-into-ssa.c: Re-organize internal functions.
7388 2005-02-24 Richard Henderson <rth@redhat.com>
7391 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7393 * common.opt (fcx-limited-range): New.
7394 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7395 * toplev.c (flag_complex_method): Initialize to 1.
7396 (process_options): Set flag_complex_method to 0 if
7397 flag_cx_limited_range.
7398 * doc/invoke.texi (-fcx-limited-range): New.
7400 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7402 * cse.c (delete_trivially_dead_insns): Speed up by using
7403 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7406 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7408 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7409 functions when -mid-shared-library is being used.
7411 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7413 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7414 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7415 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7416 * system.h: Poison LINK_LIBGCC_SPECIAL.
7418 2005-02-23 James E Wilson <wilson@specifixinc.com>
7420 * gengtype.c (note_insn_name): Make 1 element larger.
7422 2005-02-23 Roger Sayle <roger@eyesopen.com>
7425 PR rtl-optimization/20097
7426 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7427 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7429 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7431 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7432 * t-aix52 (SHLIB_INSTALL): Same.
7434 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7436 * genpreds.c: Update copyright.
7438 2005-02-23 Michael Beach <michaelb@ieee.org>
7441 * config/sparc/t-elf (startup files): Assemble with CPP.
7443 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7445 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7446 (write_predicate_expr): Likewise.
7448 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7450 PR tree-optimization/20100
7451 PR tree-optimization/20115
7452 * tree-optimize.c (init_tree_optimization_passes): Remove
7453 pass_maybe_create_global_var.
7454 * tree-pass.h (pass_maybe_create_global_var): Remove.
7455 * tree-ssa-alias.c (aliases_computed_p): Declare.
7456 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7457 (count_calls_and_maybe_create_global_var): Remove.
7458 (pass_maybe_create_global_var): Remove.
7459 (init_alias_info): Do not declare aliases_computed_p.
7460 (maybe_create_global_var): If the function contains no
7461 call-clobbered variables and a mix of pure/const and regular
7462 function calls, create .GLOBAL_VAR.
7463 Mark all call-clobbered variables for renaming.
7464 (merge_pointed_to_info): Update comment.
7465 (add_pointed_to_var): Likewise.
7466 (is_escape_site): Likewise.
7467 Accept struct alias_info * instead of size_t *.
7469 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7471 * tree-ssa-operands.c (get_call_expr_operands): If
7472 ALIASES_COMPUTED_P is false, do not add call-clobbering
7474 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7475 (delete_tree_ssa): Likewise.
7477 2005-02-22 James E Wilson <wilson@specifixinc.com>
7479 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7480 (do_compile): Do call it here.
7482 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7484 PR rtl-optimization/20017.
7485 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7486 rest_of_handle_cse2, rest_of_handle_gcse): Call
7487 delete_dead_jumptables immediately before calling cleanup_cfg.
7489 2005-02-22 Devang Patel <dpatel@apple.com>
7492 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7495 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7497 * config/rs6000/aix.h (WINT_TYPE): Define.
7499 2005-02-22 Stan Shebs <shebs@apple.com>
7501 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7502 natural alignment for 64-bit Darwin.
7503 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7505 * doc/invoke.texi: Document this.
7507 2005-02-22 DJ Delorie <dj@redhat.com>
7509 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7510 to make_[un]signed_type, not the mode itself.
7512 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7514 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7515 not available. Use tail calls wherever possible.
7516 (make_edge): Call unchecked_make_edge to create an edge.
7518 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7519 (coalesce_ssa_name): Don't check for
7520 SSANORM_USE_COALESCE_LIST.
7521 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7523 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7525 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7526 (rewrite_into_ssa): ... here.
7528 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7530 PR tree-optimization/19786
7531 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7532 tag to another's may-alias bitmap when adding to the other's list.
7534 2005-02-21 DJ Delorie <dj@redhat.com>
7536 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7537 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7538 registers in unsupported ways.
7539 * expmed.c (init_expmed): Likewise.
7541 2005-02-21 Stan Cox <scox@redhat.com>
7543 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7545 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7547 * tree-cfg.c (fold_cond_expr_cond): New.
7548 (make_edges): Call fold_cond_expr_cond.
7549 (find_taken_edge): Accept nothing but INTEGER_CST.
7550 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7552 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7554 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7555 that do not belong to any basic block.
7557 2005-02-21 Jeff Law <law@redhat.com>
7559 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7562 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7564 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7565 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7566 Adjust their definitions.
7567 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7568 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7570 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7571 genautomata.c, langhooks.c, langhooks.h, system.h,
7572 config/arm/lib1funcs.asm: Update copyright.
7574 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7576 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7578 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7581 * doc/install.texi: Document --with-gc.
7583 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7585 * simplify-rtx.c (simplify_unary_operation): Add a missing
7588 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7590 PR tree-optimization/18663
7591 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7592 if the type has variable bounds.
7594 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7596 * gcse.c: Remove an obsolete comment.
7598 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7600 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7602 * doc/extend.texi (Function Attributes) <Attribute const>: The
7603 attribute "pure" is below this text, not above.
7605 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7607 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7608 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7609 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7611 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7614 * langhooks.h (struct lang_hooks): Add to_target_charset.
7615 * langhooks.c (lhd_to_target_charset): New function.
7616 * langhooks-def.h: Declare lhd_to_target_charset.
7617 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7618 (LANG_HOOKS_INITIALIZER): Update.
7619 * c-common.c (c_common_to_target_charset): New function.
7620 * c-common.h: Declare it.
7621 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7622 c_common_to_target_charset.
7624 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7625 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7627 * system.h: Poison them.
7628 * doc/tm.texi: Don't discuss them.
7629 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7630 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7631 (pp_c_char): Do not attempt to generate letter escapes for
7633 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7634 * config/mips/mips.c (mips_output_ascii): Likewise.
7636 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7638 PR tree-optimization/19951
7639 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7642 2005-02-19 Steven Bosscher <stevenb@suse.de>
7645 * function.h (struct function): New field `max_loop_depth'.
7646 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7647 (flow_loops_find): Reset the max loop depth count before finding loops.
7648 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7649 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7650 (calculate_global_regs_live): Make sure the loop will terminate
7651 when the initial sets are not empty.
7653 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7655 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7657 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7659 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7662 * doc/invoke.texi: Remove documentation of %M spec.
7664 (init_spec): Remove %M suffix from -lgcc_s.
7665 (do_spec_1): Remove 'M' case.
7666 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7667 to put shared libraries in the multilib directory. Remove the
7668 shlib_so_soname substitution variable. Don't add a multilib encoding
7669 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7670 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7671 SHLIB_INSTALL as well as SHLIB_LINK.
7672 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7673 (SHLIB_NAME): Delete.
7674 (SHLIB_DIR): New macro.
7675 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7676 (SHLIB_INSTALL): Adjust accordingly.
7677 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7678 * config/t-slibgcc-sld: Likewise.
7679 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7680 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7681 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7683 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7684 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7685 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7686 Use @shlib_base_name@ instead of @shlib_so_name@.
7687 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7688 and @shlib_base_name@.so in @multilib_dir@.
7689 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7690 to the install path.
7691 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7692 (SHLIB_LINK): Remove previous workaround.
7693 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7694 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7695 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7697 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7698 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7699 (SHLIB_INSTALL): Adjust accordingly.
7700 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7701 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7702 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7703 config/t-slibgcc-elf-ver.
7705 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7706 Jakub Jelinek <jakub@redhat.com>
7708 PR tree-optimization/19828
7709 * tree-ssa-loop-im.c: Add a TODO comment.
7710 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7711 without side-effects.
7713 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7715 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7718 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7720 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7721 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7722 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7724 (ia64_reorg): Delete fixup_errata call.
7725 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7726 (TARGET_SWITCHES): Delete -mb-step entry.
7728 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7731 * c-typeck.c (composite_type): Handle quals in transparent unions.
7732 (type_lists_compatible_p): Likewise.
7734 2005-02-18 Stan Shebs <shebs@apple.com>
7736 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7737 expressions in the .literal8 section.
7739 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7741 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7743 2005-02-18 Roger Sayle <roger@eyesopen.com>
7745 * fold-const.c (constant_boolean_node): Always create values of the
7746 specified type, don't bother calling truthvalue_conversion.
7748 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7750 * except.c (output_function_exception_table): Call
7751 assemble_external_libcall (eh_personality_libfunc).
7753 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7756 * config/ia64/ia64.h (struct machine_function): Add state_num.
7757 * config/ia64/ia64.c (process_epilogue,
7758 process_for_unwind_directive): Use new unwind state numbers each
7759 time rather than state 1.
7761 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7764 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7765 before the "*llgt_didi" pattern.
7767 2005-02-18 Jason Merrill <jason@redhat.com>
7769 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7771 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7773 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7774 (div0): Use it in place of ARM_FUNC_ALIAS.
7775 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7777 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7780 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7781 access, the lower bound of the array type if it exists.
7783 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7786 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7787 cases that are out-of-range for the index type.
7789 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7791 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7792 (estimate_case_costs): Don't call convert.
7793 * expmed.c (expand_shift): Likewise.
7794 (make_tree): Call fold_convert instead of convert.
7796 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7799 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7800 that ref to be marked MEM_READONLY_P doesn't have base that needs
7803 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7805 * genautomata.c (output_get_cpu_unit_code_func,
7806 output_cpu_unit_reservation_p): Don't generate old-style function
7809 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7812 PR tree-optimization/20009
7813 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7815 PR tree-optimization/18947
7816 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7817 inline, remove all nodes that are inlined into the extern inline
7820 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7822 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7823 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7824 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7825 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7828 2005-02-17 Roger Sayle <roger@eyesopen.com>
7830 PR tree-optimization/19917
7831 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7832 to be potentially trapping.
7834 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7836 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7838 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7840 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7841 tem becomes a local variable which is set to the value of the
7842 back end defined INITIAL_FRAME_ADDRESS macro.
7843 (expand_builtin_frame_address): Omit the base parameter to
7844 expand_builtin_return_addr.
7845 (expand_builtin_profile_func): Likewise.
7846 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7847 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7848 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7850 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7852 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7853 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7854 * config/frv/frv.c (frv_function_epilogue): Likewise.
7856 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7858 * lambda-code (perfect_nestify): Remove mark/unmark
7860 * tree-loop-linear.c (linear_transform_loops): Add
7861 rewrite_into_ssa call so that ssa is correct for
7862 rewriting into loop closed.
7864 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7866 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7867 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7869 * bt-load.c (btr_def_live_range, combine_btr_defs,
7870 migrate_btr_def, migrate_btr_defs): Likewise.
7871 * cfgcleanup.c (thread_jump): Likewise.
7872 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7873 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7874 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7875 df_rd_local_compute, df_reg_info_compute): Likewise.
7876 * dominance.c (init_dom_info, free_dom_info): Likewise.
7877 * flow.c (init_propagate_block_info,
7878 free_propagate_block_info): Likewise.
7879 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7880 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7881 modify_reg_pav): Likewise.
7882 * loop-invariant.c (find_defs, find_invariant_insn,
7883 find_invariants, free_inv_motion_data): Likewise.
7884 * predict.c (tree_predict_by_opcode,
7885 estimate_bb_frequencies): Likewise.
7886 * stmt.c (expand_case): Likewise.
7887 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7888 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7889 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7890 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7891 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7892 rewrite_ssa_into_ssa): Likewise.
7893 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7894 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7895 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7896 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7897 * tree-sra.c (tree_sra): Likewise.
7898 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7899 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7900 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7901 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7902 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7903 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7905 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7906 calculate_live_on_entry, calculate_live_on_exit,
7907 build_tree_conflict_graph): Likewise.
7908 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7909 record_important_candidates, set_use_iv_cost, find_depends,
7910 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7911 tree_ssa_iv_optimize_finalize): Likewise.
7912 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7913 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7914 tree_duplicate_loop_to_header_edge): Likewise.
7915 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7916 * tree-ssa.c (verify_flow_insensitive_alias_info,
7917 verify_name_tags, verify_ssa, init_tree_ssa,
7918 delete_tree_ssa): Likewise.
7919 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7920 fini_ssanames): Likewise.
7921 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7923 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7925 * config/rs6000/t-rtems: Completely reworked.
7927 2005-02-17 Ira Rosen <irar@il.ibm.com>
7929 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7931 2005-02-17 Ira Rosen <irar@il.ibm.com>
7933 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7934 POINTER_TYPE_P when checking that type is a pointer.
7935 (vect_get_memtag): Remove.
7936 (vect_address_analysis): Use POINTER_TYPE_P. Call
7937 vect_object_analysis with dummy parameter for memtag.
7938 (vect_object_analysis): Extract memtag (functionality that
7939 used to be in vect_get_memtag and moved here). Fix printings.
7940 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7941 with correct parameters. Remove call to vect_get_memtag.
7943 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7945 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7946 (tree-vectorizer.o): Added missing dependencies.
7948 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7950 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7951 declaration in tree-vectorizer.c, now has an extern declaration in
7953 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7954 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7955 get_vectype_for_scalar_type, vect_is_simple_use,
7956 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7957 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7958 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7959 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7960 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7961 find_loop_location): Likewise.
7963 * tree-vectorizer.c (langhooks.h): #include removed.
7964 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7965 moved to tree-vectorized.h.
7966 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7967 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7968 get_vectype_for_scalar_type, vect_is_simple_use,
7969 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7970 vect_supportable_dr_alignment, new_loop_vec_info,
7971 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7972 vect_set_verbosity_level, find_loop_location): Likewise.
7974 (vect_analyze_loop): Function externalized. Declaration moved to
7975 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7976 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7977 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7978 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7979 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7980 vect_enhance_data_refs_alignment, vect_analyze_operations,
7981 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7982 vect_stmt_relevant_p, vect_get_loop_niters,
7983 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7984 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7985 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7986 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7987 vect_get_memtag): Likewise.
7989 (vectorizable_load): Function externalized. Declaration moved to
7990 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7991 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7992 vect_transform_loop): Likewise.
7993 (vect_transform_stmt): Moved to tree-vect-transform.c.
7994 (vect_align_data_ref, vect_create_destination_var,
7995 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7996 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7997 vect_get_vec_def_for_operand, vect_init_vector,
7998 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7999 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8000 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8001 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8002 vect_do_peeling_for_loop_bound): Likewise.
8004 * tree-vect-analyze.c: New file.
8005 * tree-vect-transform.c: New file.
8007 2005-02-17 Jason Merrill <jason@redhat.com>
8009 PR mudflap/19319, c++/19317
8010 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8013 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8015 * doc/install.texi (Specific): Update link for Darwin-specific
8018 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8020 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8021 constant_boolean_node.
8023 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8026 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8027 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8029 2005-02-16 Richard Henderson <rth@redhat.com>
8032 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8034 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8035 replace uses with Wtype_MAXp1_F.
8036 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8037 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8038 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8039 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8040 and HAVE_TFMODE as appropriate.
8041 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8042 (__floatdisf): Likewise.
8043 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8044 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8045 (Wtype_MAXp1_F): New.
8046 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8047 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8049 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8052 * arm.c (arm_apply_result_size): New function.
8053 * arm.h (APPLY_RESULT_SIZE): Define.
8054 * arm-protos.h (arm_apply_result_size): Add prototype.
8055 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8056 (movxf): New expand.
8057 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8058 (call_value_symbol): Remove predicate for operand 0.
8059 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8060 (untyped_call): Rework to correclty return values for any type.
8061 (untyped_return): New expand.
8062 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8064 2005-02-16 Stan Shebs <shebs@apple.com>
8066 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8067 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8069 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8071 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8072 configure settings on Solaris 7 and later.
8074 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8076 PR tree-optimization/19865
8077 * tree-optimize.c (init_tree_optimization_passes): Run
8078 pass_may_alias after pass_sra.
8080 2005-02-16 Richard Henderson <rth@redhat.com>
8081 Stuart Hastings <stuart@apple.com>
8084 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8085 Do nothing if debug info suppressed for this function.
8086 (dbxout_begin_function): Early exit if debug info suppressed for
8089 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8092 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8094 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8096 PR tree-optimization/19967
8097 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8098 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8099 argument TYPE. Adjust calls to fold_builtin_XXX.
8100 (expand_builtin, fold_builtin_1): Adjust calls to
8102 (fold_builtin_strchr, fold_builtin_strpbrk,
8103 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8104 result to a requested type TYPE.
8106 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8109 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8110 (T)x & (T)cst if (T)cst overflows.
8111 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8112 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8114 2005-02-15 Jeff Law <law@redhat.com>
8116 * gcse.c (blocks_with_calls): New bitmap.
8117 (alloc_gcse_mem): Allocate it.
8118 (free_gcse_mem): Free it.
8119 (clear_modifY_mem_tables): Clear it.
8120 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8121 when we encounter CALL_INSNs.
8122 (compute_transp, case MEM): Handle blocks with calls separate
8123 from blocks without calls. Use bitmap iterators rather than
8126 2005-02-15 Peter O'Gorman <peter@pogma.com>
8129 * mklibgcc.in (vis_hide): Use a temporary object file, not
8132 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8135 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8136 access optimization.
8138 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8139 Alan Modra <amodra@bigpond.net.au>
8142 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8143 (_xlqsub): Rename to __gcc_qsub.
8144 (_xlqmul): Rename to __gcc_qmul.
8145 (_xlqdiv): Rename to __gcc_qdiv.
8146 Provide versioned symbol aliases with old names.
8147 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8148 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8149 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8150 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8151 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8153 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8155 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8156 Fold ~(A - 1) and ~(A + -1) to -A.
8158 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8162 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8163 config/pa/pa-host.c:pa_gt_pch_use_address.
8165 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8167 * tree-vn.c (get_value_handle): Make sure that given an
8168 is_gimple_min_invariant expression, we always return it.
8170 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8172 * passes.c (rest_of_handle_gcse): Fix a comment.
8174 2005-02-15 Jeff Law <law@redhat.com>
8176 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8178 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8179 (canon_list_insert, record_last_mem_set_info): Similarly.
8180 (clear_modify_mem_tables): Similarly.
8182 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8184 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8185 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8186 config/mips/mips.md, config/rs6000/aix.h,
8187 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8189 2005-02-15 Richard Henderson <rth@redhat.com>
8191 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8192 call to be best_edge.
8194 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8196 * basic-block.h: Adjust the prototype for find_basic_blocks.
8197 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8198 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8201 * flow.c (recompute_reg_usage): Remove all arguments.
8202 * passes.c (rest_of_compilation): Adjust the call to
8203 recompute_reg_usage.
8204 * rtl.h: Adjust the prototype for recompute_reg_usage.
8206 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8208 * tree-dump.c (dump_files): Update to reflect new member
8210 (dump_register): Add new argument.
8212 (dump_switch_p_1): Check against glob name if doglob was passed.
8213 (dump_switch_p): Check against regular first, then glob if
8214 we didn't have any hits on the dump name.
8215 * tree-optimize.c (register_one_dump_file):
8216 Pass in glob name as well.
8217 * tree-pass.h (struct dump_file_info): Add glob
8220 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8222 PR preprocessor/16323
8223 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8225 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8228 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8229 (trunctfdf2_internal1): New.
8230 (trunctfdf2_internal2): Renamed from trunctfdf2.
8232 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8234 PR tree-optimization/19853
8235 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8237 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8239 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8240 delete_dead_jumptables and cleanup_cfg.
8242 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8244 * reload.c (find_reloads): Swap address_reloaded flags when
8245 swapping commutative operands.
8247 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8249 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8250 Use standard_iv_increment_position for computing the bsi position
8252 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8255 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8258 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8259 life range of hard registers.
8260 * value-prof.c (insn_prefetch_values_to_profile): Only
8263 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8264 profile in libcalls.
8266 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8268 * bitmap.h (bitmap_and_compl_into): Return bool.
8269 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8271 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8273 PR tree-optimization/19944
8274 * fold-const.c (fold): Re-add ABS_EXPR folding.
8276 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8279 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8280 {TARGET,MASK}_XL_COMPAT.
8281 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8283 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8284 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8286 (rs6000_arg_partial_bytes): Same.
8287 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8288 and XL compatibility enabled.
8289 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8290 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8291 test to final condition.
8292 (cmptf_internal2): New.
8293 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8294 xl-compat. Add TFmode information to description.
8296 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8298 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8300 2005-02-13 Jason Merrill <jason@redhat.com>
8303 * fold-const.c (fold_indirect_ref_1): Split out from...
8304 (build_fold_indirect_ref): Here.
8305 (fold_indirect_ref): New fn.
8306 * tree.h: Declare it.
8307 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8308 (gimplify_modify_expr_rhs): Likewise.
8309 (gimplify_expr): Likewise.
8311 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8313 PR tree-optimization/14303
8314 PR tree-optimization/15784
8315 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8316 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8317 ABS_EXPR<x> != 0 to x != 0.
8319 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8321 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8322 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8323 spelling conventions.
8325 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8326 delete_trivially_dead_insns too many times.
8328 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8331 2005-02-12 Ira Rosen <irar@il.ibm.com>
8333 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8334 (vect_is_simple_iv_evolution): Remove redundant parameter
8336 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8337 without last parameter.
8338 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8339 Return pointer step. Call vect_is_simple_iv_evolution without
8340 last parameter. Check only that the step is multiple of size
8341 type. Remove stmt_vinfo updates.
8342 (vect_get_memtag_and_dr): Remove.
8343 (vect_get_memtag): New function.
8344 (vect_address_analysis): New function.
8345 (vect_object_analysis): New function.
8346 (vect_analyze_data_refs): Call vect_object_analysis and
8347 vect_get_memtag. Update stmt_vinfo fields.
8349 2005-02-12 Ira Rosen <irar@il.ibm.com>
8351 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8352 exist and are objects. Remove checks for pointer.
8353 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8354 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8355 (vect_create_data_ref_ptr): Likewise.
8356 (vect_base_addr_differ_p): New function.
8357 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8358 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8359 Don't set the DR_BASE_NAME field of data-ref.
8360 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8362 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8364 * optabs.h (enum optab_index): Add new OTI_ldexp.
8365 (ldexp_optab): Define corresponding macro.
8366 * optabs.c (init_optabs): Initialize ldexp_optab.
8367 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8369 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8371 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8372 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8374 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8375 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8378 2005-02-12 Ira Rosen <irar@il.ibm.com>
8380 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8382 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8384 (vect_get_base_and_offset): Always return an address.
8385 (vect_create_addr_base_for_vector_ref): Remove treatment for
8386 different data reference types.
8387 (vect_compute_data_ref_alignment): Rename base to base_address in
8388 stmt_vec_info. Get the object in order to force its alignment.
8389 (vect_get_memtag_and_dr): Rename base to base_address in
8390 stmt_vec_info. Extract the object for memtag analysis.
8392 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8394 PR regression/19898.
8395 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8396 changes cc_status, use apply modified_in_p to part of cc_status
8397 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8400 2005-02-11 Richard Henderson <rth@redhat.com>
8402 * tree-complex.c (expand_complex_libcall): New.
8403 (expand_complex_multiplication): Use it for c99 compliance.
8404 (expand_complex_division): Likewise.
8405 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8407 * builtins.c (built_in_names): Remove const.
8408 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8410 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8411 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8412 (built_in_names): Remove const.
8413 * c-common.c (c_common_type_for_mode): Handle complex modes.
8414 * flags.h, toplev.c (flag_complex_method): Rename from
8415 flag_complex_divide_method.
8416 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8417 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8418 * libgcc2.h: Declare them.
8419 * libgcc-std.ver: Export them.
8420 * mklibgcc.in (lib2funcs): Build them.
8422 2005-02-11 Steven Bosscher <stevenb@suse.de>
8424 PR tree-optimization/19876
8425 Partially revert my change from 2005-01-14
8426 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8427 (compute_antic): ...and remove the loop here.
8429 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8432 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8433 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8435 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8436 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8438 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8440 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8441 offsets for the big-endian 32-bit case.
8443 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8445 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8447 2005-02-11 Dale Johannesen <dalej@apple.com>
8449 * cselib.c (cselib_process_insn): Clear out regs where
8450 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8451 * reload.c (find_equiv_reg): Ditto.
8453 2005-02-11 Ian Lance Taylor <ian@airs.com>
8455 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8458 * tree.c (build_function_type_list): Work correctly if there are
8461 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8463 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8464 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8465 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8466 TARGET_ZARCH instead of TARGET_64BIT.
8468 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8470 * config/rs6000/t-rtems:
8471 (MULTILIB_OPTIONS): Remove mcpu=602.
8472 (MUTLILIB_DIRNAMES): Remove m602.
8473 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8474 Let mcpu=602 match mcpu=603.
8475 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8477 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8479 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8482 2005-02-10 David Daney <ddaney@avtrex.com>
8484 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8485 * config/i386/linux-unwind.h: Likewise.
8486 * config/ia64/linux-unwind.h: Likewise.
8487 * config/mips/linux-unwind.h: Likewise.
8488 * config/pa/linux-unwind.h: Likewise.
8489 * config/rs6000/linux-unwind.h: Likewise.
8490 * config/s390/linux-unwind.h: Likewise.
8491 * config/sh/linux-unwind.h: Likewise.
8492 * config/sparc/linux-unwind.h: Likewise.
8494 2005-02-10 Steven Bosscher <stevenb@suse.de>
8496 PR tree-optimization/17549
8497 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8498 TER to replace a DEF with its expression if the DEF and the
8499 rhs of the expression we replace into have the same root
8502 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8504 * config/mips/mips.md: Fix the placement of the match_scratch in the
8507 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8509 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8512 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8514 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8515 (strip_offset): Handle addresses.
8516 (add_address_candidates): Use strip_offset.
8517 (difference_cost): Reflect strip_offset change.
8518 (force_var_cost, difference_cost): Strip nops.
8520 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8522 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8524 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8525 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8526 config/cris/cris-protos.h, config/cris/cris.c: Update
8529 2005-02-10 Jeff Law <law@redhat.com>
8531 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8532 (lookup_avail_expr): Similarly.
8534 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8536 * builtins.c (fold_builtin_powi): New function.
8537 (fold_builtin_1): Call it.
8539 2005-02-10 Steven Bosscher <stevenb@suse.de>
8541 PR documentation/19309
8542 * doc/cpp.texi: The __GNUC__ and related predefined macros
8543 are also defined for the "standalone" cpp.
8544 Some non-GCC compilers may also define __GNUC__.
8546 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8549 * c-typeck.c (common_type): New routine. Old common_type renamed
8551 (c_common_type): ...this.
8552 (build_conditional_expr, build_binary_op): Use c_common_type instead
8555 2005-02-10 Steven Bosscher <stevenb@suse.de>
8557 * doc/md.texi: Replace @samp{length} with @code{length}.
8559 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8561 PR tree-optimization/18687
8562 * tree-flow.h (find_loop_niter): Declare.
8563 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8564 Try using scev even for loops with more than one exit.
8565 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8566 (struct ivopts_data): Added niters field.
8567 (struct nfe_cache_elt): New.
8568 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8570 (tree_ssa_iv_optimize_init): Initialize niters cache.
8571 (determine_number_of_iterations): Removed.
8572 (find_induction_variables): Do not call determine_number_of_iterations.
8573 Access niters for single exit through niter_for_single_dom_exit.
8574 (add_iv_outer_candidates): Access niters for single exit through
8575 niter_for_single_dom_exit.
8576 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8577 number_of_iterations_cond.
8578 (iv_period): New function.
8579 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8580 (may_replace_final_value): Take data argument. Use
8581 niter_for_single_dom_exit.
8582 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8583 (rewrite_use_compare): Pass data to may_eliminate_iv.
8584 (rewrite_use_outer): Pass data to may_replace_final_value.
8585 (free_loop_data): Clean up the niters cache.
8586 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8587 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8588 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8589 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8590 (num_ending_zeros): Moved to tree.c.
8591 * tree.h (num_ending_zeros): Declare.
8592 * tree.c (num_ending_zeros): Moved from tree.c.
8594 2005-02-09 Richard Henderson <rth@redhat.com>
8596 * builtins.c (DEF_BUILTIN): Add COND argument.
8597 * tree.h (DEF_BUILTIN): Likewise.
8598 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8599 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8601 (DEF_BUILTIN_STUB): New.
8602 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8603 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8604 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8605 * c-common.c (DEF_BUILTIN): Add COND argument.
8606 * tree.c (local_define_builtin): New.
8607 (build_common_builtin_nodes): New.
8609 2005-02-09 Roger Sayle <roger@eyesopen.com>
8611 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8612 floating point expression ignoring the sign of the result.
8613 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8614 (fold) <MULT_EXPR>: Use it to simplify x*x.
8615 * tree.h (fold_strip_sign_ops): Prototype here.
8616 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8617 argument. Use fold_strip_sign_ops to simplify the first argument.
8618 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8619 first argument when the second argument is an even integer
8620 constant, but only with -funsafe_math_optimizations.
8621 (fold_builtin_1): Update call to fold_builtin_copysign.
8623 2005-02-09 Ian Lance Taylor <ian@airs.com>
8626 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8627 just check whether EH_FILTER_FAILURE falls through.
8629 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8631 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8632 insns return to ready list in the next turn.
8634 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8637 * builtins.def: New __builtin_powi[lf].
8638 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8639 (expand_builtin_powi): New function.
8640 (expand_builtin): Dispatch to expand_builtin_powi.
8641 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8642 * libgcc2.c: Add __builtin_powi[lf] implementation.
8643 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8644 * optabs.h: Add powi_optab.
8645 * optabs.c (init_optabs): Initialize powi_optab.
8646 * doc/extend.texi: Document __builtin_powi[lf].
8648 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8650 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8653 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8656 * fold-const.c (try_move_mult_to_index): Remove redundant
8657 type argument. Create ADDR_EXPR with correct type.
8658 (fold): Update callers of try_move_mult_to_index. Convert
8659 result to the appropriate type.
8661 2005-02-09 Roger Sayle <roger@eyesopen.com>
8664 * config/avr/avr.c (default_rtx_costs): Delete.
8665 (avr_operand_rtx_cost): New function.
8666 (avr_rtx_costs): Completely rewrite.
8668 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8671 * config/cris/cris.c (in_code): New variable.
8672 (cris_output_addr_const): Now a static function, a wrapper for
8674 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8675 case from old cris_output_addr_const.
8676 (cris_asm_output_label_ref): Similar for LABEL_REF.
8677 (cris_output_addr_const_extra): Similar for UNSPEC.
8678 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8679 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8680 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8682 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8683 (cris_asm_output_label_ref): Declare.
8685 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8687 PR preprocessor/19801
8688 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8689 filenames that changed when libcpp was moved to the toplevel.
8691 2005-02-07 Roger Sayle <roger@eyesopen.com>
8693 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8694 zero extensions of BImode operands. Call lowpart_subreg instead
8695 of gen_lowpart_common and gen_lowpart_SUBREG.
8697 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8700 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8701 * configure.ac: Set cc_for_cross_gnattools.
8702 * configure: Regenerate.
8704 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8707 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8709 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8712 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8713 of nested functions.
8715 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8717 * doc/extend.texi: Document deprecated extensions allowing
8718 static floating-point members to have initializers and allowing
8719 floating-point literals in integral constant expressions.
8721 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8723 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8724 config/darwin7.h, config/mips/mips.c,
8725 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8728 * cse.c: Update comments.
8730 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8733 * builtins.c (fold_builtin_sqrt): Transform
8734 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8737 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8738 Dorit Naishlos <dorit@il.ibm.com>
8740 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8741 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8742 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8744 * tree.h (vect_set_verbosity_level): New extern function declaration
8746 * tree-vectorizer.h (verbosity_levels): New enum type.
8747 * tree-vectorizer.c (vect_debug_stats): Function removed.
8748 (vect_debug_details): Likewise.
8749 (vect_verbosity_level): Global variable was defined and initialized.
8750 (vect_dump): Global variable definition.
8751 (vect_print_dump_info): New function.
8752 (vect_set_dump_settings): New function.
8753 (vect_set_verbosity_level): New function.
8754 (vectorize_loops): Add call to vect_set_dump_settings.
8756 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8757 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8758 (slpeel_tree_peel_loop_to_edge): Likewise.
8760 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8761 appropriate verbosity level instead of call to vect_debug_details
8762 or vect_debug_stats.
8763 (vect_get_base_and_offset):
8764 (vect_create_addr_base_for_vector_ref):
8765 (get_vectype_for_scalar_type):
8766 (vect_create_data_ref_ptr):
8768 (vect_get_vec_def_for_operand):
8769 (vect_finish_stmt_generation):
8770 (vectorizable_assignment):
8771 (vectorizable_operation):
8772 (vectorizable_store):
8773 (vectorizable_load):
8774 (vect_transform_stmt):
8775 (vect_update_ivs_after_vectorizer):
8776 (vect_do_peeling_for_loop_bound):
8777 (vect_update_inits_of_drs):
8778 (vect_do_peeling_for_alignment):
8779 (vect_transform_loop):
8780 (vect_is_simple_use):
8781 (vect_analyze_operations):
8782 (vect_is_simple_iv_evolution):
8783 (vect_analyze_scalar_cycles):
8784 (vect_analyze_data_ref_dependence):
8785 (vect_analyze_data_ref_dependences):
8786 (vect_compute_data_ref_alignment):
8787 (vect_enhance_data_refs_alignment):
8788 (vect_analyze_data_refs_alignment):
8789 (vect_analyze_data_ref_access):
8790 (vect_analyze_data_ref_accesses):
8791 (vect_analyze_pointer_ref_access):
8792 (vect_get_memtag_and_dr):
8793 (vect_analyze_data_refs):
8794 (vect_mark_relevant):
8795 (vect_stmt_relevant_p):
8796 (vect_mark_stmts_to_be_vectorized):
8797 (vect_can_advance_ivs_p):
8798 (vect_get_loop_niters):
8799 (vect_analyze_loop_form):
8800 (vect_analyze_loop):
8801 (vectorize_loops): Likewise.
8803 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8804 (vect_update_inits_of_drs):
8805 (vect_do_peeling_for_alignment):
8806 (vect_transform_loop):
8807 (vect_analyze_operations):
8808 (vect_analyze_scalar_cycles):
8809 (vect_analyze_data_ref_dependences):
8810 (vect_analyze_data_refs_alignment):
8811 (vect_analyze_data_ref_accesses):
8812 (vect_analyze_data_refs):
8813 (vect_mark_stmts_to_be_vectorized):
8814 (vect_get_loop_niters):
8815 (vect_analyze_loop_form):
8816 (vect_analyze_loop): Likewise.
8817 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8819 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8823 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8824 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8825 either -ffast-math or -funsafe-math-optimizations is in use.
8827 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8828 * config/mips/irix-csr.c: New file.
8829 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8830 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8831 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8834 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8836 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8837 redundant, incorrect definitions.
8839 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8841 ("*tls_indirect_call"): New, reference hard regs directly.
8842 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8844 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8846 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8847 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8849 2005-02-06 Roger Sayle <roger@eyesopen.com>
8851 PR rtl-optimization/19800
8852 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8853 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8856 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8858 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8860 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8863 * doc/invoke.texi: Correct documentation of -freorder-functions.
8865 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8868 * doc/invoke.texi: Don't mention gccbug.
8870 2005-02-06 Roger Sayle <roger@eyesopen.com>
8871 Andrew Pinski <pinskia@physics.uc.edu>
8872 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8874 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8875 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8876 into just (zero_extract:SI FOO (const_int 1) BAR).
8878 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8880 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8881 macro locally. Don't give last revision date. Use GCC version
8882 number from gcc-common.texi.
8883 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8884 revision date. Use GCC version number from gcc-common.texi.
8885 Describe being a library as current state rather than as 3.x
8887 * doc/gcc.texi: Remove last update date.
8888 * doc/gccint.texi: Likewise. Update copyright dates.
8889 * doc/install.texi: Update copyright dates.
8891 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8894 * doc/invoke.texi: Mention for each option included in -Wall that
8895 it is included in -Wall.
8896 * doc/gcc.texi: Update copyright and last modification date.
8898 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8900 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8901 unnecessary cast to original induction variable increments.
8903 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8905 PR tree-optimization/18219
8906 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8907 in distributed form.
8909 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8911 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8912 Set bitpos and offset later in the function. Do nothing if the
8913 target is a register and if the bitfield lies completely outside
8915 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8916 here. Return an uninitialised register if the source value is stored
8917 in a register and the bitfield lies completely outside that register.
8919 2005-02-06 Steven Bosscher <stevenb@suse.de>
8921 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8924 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8926 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8928 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8930 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8931 * config/darwin8.h: New.
8932 * config/darwin7.h: Update comment.
8934 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8935 Dorit Naishlos <dorit@il.ibm.com>
8937 * tree-vectorizer.h (LOC): New type.
8938 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8939 (loop_line_number): New field in struct _loop_vec_info.
8940 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8942 * tree-vectorizer.c (input.h): Included.
8943 (find_loop_location): New function.
8944 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8945 loop line number removed.
8946 (vect_debug_details): Likewise.
8947 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8949 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8950 call to vect_debug_details/stats changed from loop to loop_loc.
8951 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8952 (slpeel_tree_peel_loop_to_edge): Likewise.
8954 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8955 changed from NULL to UNKNOWN_LOC.
8956 (vect_get_base_and_offset):
8957 (vect_create_addr_base_for_vector_ref):
8958 (get_vectype_for_scalar_type):
8959 (vect_create_data_ref_ptr):
8961 (vect_get_vec_def_for_operand):
8962 (vect_finish_stmt_generation):
8963 (vectorizable_assignment):
8964 (vectorizable_operation):
8965 (vectorizable_store):
8966 (vectorizable_load):
8967 (vect_transform_stmt):
8968 (vect_update_ivs_after_vectorizer):
8969 (vect_do_peeling_for_loop_bound):
8970 (vect_do_peeling_for_alignment):
8971 (vect_transform_loop):
8972 (vect_is_simple_use):
8973 (vect_analyze_operations):
8974 (vect_is_simple_iv_evolution):
8975 (vect_analyze_scalar_cycles):
8976 (vect_analyze_data_ref_dependences):
8977 (vect_compute_data_ref_alignment):
8978 (vect_enhance_data_refs_alignment):
8979 (vect_analyze_data_ref_access):
8980 (vect_analyze_data_ref_accesses):
8981 (vect_analyze_pointer_ref_access):
8982 (vect_get_memtag_and_dr):
8983 (vect_analyze_data_refs):
8984 (vect_mark_relevant):
8985 (vect_stmt_relevant_p):
8986 (vect_mark_stmts_to_be_vectorized):
8987 (vect_can_advance_ivs_p):
8988 (vect_get_loop_niters):
8989 (vect_analyze_loop):
8990 (vectorize_loops): Likewise.
8992 (vectorizable_load): Argument in call to vect_debug_details/stats
8993 changed from loop to LOOP_LOC (loop_vinfo).
8994 (vect_transform_loop):
8995 (vect_analyze_operations):
8996 (vect_analyze_scalar_cycles):
8997 (vect_analyze_data_ref_dependence):
8998 (vect_enhance_data_refs_alignment):
8999 (vect_analyze_data_ref_accesses):
9000 (vect_analyze_pointer_ref_access):
9001 (vect_analyze_data_refs):
9002 (vect_analyze_loop): Likewise.
9004 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9005 changed from loop to loop_loc.
9007 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9009 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9010 Dorit Naishlos <dorit@il.ibm.com>
9012 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9014 (vect_analyze_data_ref_dependences): Likewise.
9016 (vect_is_simple_use): Argument changed from loop structure to
9017 loop_vect_info structure.
9018 (vect_can_advance_ivs_p): Likewise.
9019 (vect_create_index_for_vector_ref): Likewise.
9020 (vect_update_ivs_after_vectorizer): Likewise.
9021 (new_stmt_vec_info): Likewise.
9023 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9024 changed from loop to loop_vinfo.
9025 (vect_create_data_ref_ptr): First argument in call to
9026 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9027 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9028 was changed from loop to loop_vinfo.
9029 (vectorizable_operation): Likewise.
9030 (vectorizable_store): Likewise.
9031 (vect_mark_stmts_to_be_vectorized): Likewise.
9032 (vect_do_peeling_for_loop_bound): First argument in call to
9033 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9034 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9035 was changed from loop to loop_vinfo.
9036 (vect_analyze_data_ref_dependences): Third argument in call to
9037 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9039 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9040 (vect_create_data_ref_ptr): Likewise.
9041 (vect_init_vector): Likewise.
9042 (vect_get_vec_def_for_operand): Likewise.
9043 (vectorizable_assignment): Likewise.
9044 (vectorizable_operation): Likewise.
9045 (vectorizable_store): Likewise.
9046 (vectorizable_load): Likewise.
9047 (vect_update_ivs_after_vectorizer): Likewise.
9048 (vect_is_simple_use): Likewise.
9049 (vect_analyze_data_ref_dependence): Likewise.
9050 (vect_analyze_pointer_ref_access): Likewise.
9051 (vect_can_advance_ivs_p): Likewise.
9053 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9054 before _stmt_vec_info.
9055 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9056 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9057 (new_stmt_vec_info): Argument changed from loop structure to
9058 loop_vect_info structure
9060 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9061 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9062 (vect_create_addr_base_for_vector_ref): Likewise.
9063 (vect_analyze_pointer_ref_access): Likewise.
9065 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9068 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9069 phi flag if the phi is abnormal.
9071 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9074 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9075 information for the new statement.
9077 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9080 * gcc.c (main): Include the target in -v output.
9082 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9084 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9085 Do not drop the extend if we'd have to add a paradoxical subreg
9086 later. Include optabs.h and insn-codes.h.
9087 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9089 2005-02-02 Roger Sayle <roger@eyesopen.com>
9092 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9093 * fold-const.c (const_binop): Avoid constant folding floating
9094 point operations in modes that use composite representations.
9095 * simplify-rtx.c (simplify_binary_operation): Likewise.
9097 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9099 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9101 (altivec_dstt): Likewise.
9102 (altivec_dstst): Likewise.
9103 (altivec_dststt): Likewise.
9104 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9107 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9109 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9110 EXPR_LOCUS from orig_cond to the new cond_stmt.
9111 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9114 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9116 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9117 standard_iv_increment_position. Remove call to bsi_next
9118 (no need to bump the iterator anymore).
9119 (vect_create_index_for_vector_ref): Call
9120 standard_iv_increment_position. Remove second function argument.
9121 (vect_finish_stmt_generation): Remove call to bsi_next
9122 (no need to bump the iterator anymore).
9123 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9124 to vect_create_index_for_vector_ref.
9126 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9128 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9129 phis are used out of the loop.
9131 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9134 * c-decl.c (undef_nested_function): New variable.
9135 (pop_scope): Diagnose undefined nested functions.
9136 (finish_function): Don't attempt cgraph processing or genericizing
9137 if current top-level function contained an undefined nested
9138 function. Reset undef_nested_function at the end of a top-level
9141 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9143 * tree.c (build_int_cst_type): Take sign of the value into account
9144 when deciding whether sign extend the value.
9146 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9149 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9150 (cpp_options, cc1_options): Change %{std*&ansi} to
9151 %{std*&ansi&trigraphs}.
9153 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9155 * cse.c: Update comments.
9157 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9159 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9160 arguments go on the stack. Do not put complex doubles in odd/even
9163 2005-02-02 Steven Bosscher <stevenb@suse.de>
9165 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9166 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9167 -ftree-pre, and -fthread-jumps.
9169 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9171 PR tree-optimization/19578
9172 * tree-flow.h (modified_noreturn_calls): Declare.
9173 (noreturn_call_p): Declare.
9174 * tree-flow-inline.h (noreturn_call_p): New function.
9175 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9176 * tree-cfg.c (modified_noreturn_calls): New variable.
9177 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9178 that contain a mid-block noreturn call.
9179 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9181 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9183 * df.c (df_def_record_1, df_uses_record): Don't use
9185 * df.h (DF_FOR_REGALLOC): Remove.
9187 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9190 * c-typeck.c (really_start_incremental_init): Reset
9191 constructor_max_index for arrays of incomplete type.
9193 2005-02-02 Jeff Law <law@redhat.com>
9195 * gcse.c (struct reg_set): Store the block index where the register
9196 was set rather than the setting insn.
9197 (record_one_set, compute_transp): Corresponding changes.
9198 (pre_insert_copy_insn): Do not call replace_one_set.
9199 (replace_one_set): Remove.
9201 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9204 * doc/gcov.texi: Fix typo.
9206 2005-02-01 Richard Henderson <rth@redhat.com
9209 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9210 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9212 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9213 * config/i386/i386-protos.h: Update.
9215 2005-02-01 Steven Bosscher <stevenb@suse.de>
9217 PR tree-optimization/19217
9218 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9219 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9220 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9221 that it is walking a PHI node.
9223 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9225 * doc/extend.texi (Nested Functions): Update.
9227 2005-02-01 Richard Henderson <rth@redhat.com>
9230 * optabs.c (expand_copysign_absneg): Export.
9231 * optabs.h (expand_copysign_absneg): Declare.
9232 * config/rs6000/rs6000.md (copysigntf3): New.
9234 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9236 PR tree-optimization/19633
9237 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9238 * tree-ssa-alias.c (init_alias_info): Initialize.
9239 (merge_pointed_to_info): Set.
9240 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9241 (dump_points_to_info_for): Show value of pt_null.
9242 (struct count_ptr_d): Declare.
9243 (find_ptr_dereference): Remove.
9244 (ptr_is_dereferenced_by): Remove.
9245 (count_ptr_derefs): New local function.
9246 (count_uses_and_derefs): New local function.
9247 (compute_points_to_and_addr_escape): Call it. If the number
9248 of dereferences is greater than zero, mark the pointer as
9249 dereferenced. If there are fewer dereferences than uses of
9250 the pointer, the pointer's value escapes.
9252 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9254 PR tree-optimization/19670
9255 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9257 (verify_use): ... set it here, instead.
9259 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9261 * doc/sourcebuild.texi (Test directives): Fix formatting.
9263 * doc/sourcebuild.texi (Test directives): Describe selector
9266 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9268 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9269 specific 64-bit CPUs.
9271 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9274 * arm.c (arm_eliminable_register): New function.
9275 (adjacent_mem_locations): Don't allow eliminable registers. Use
9276 HOST_WIDE_INT for address offsets.
9277 * arm-protos.h (arm_eliminable_register): Add prototype.
9279 2005-02-01 Steven Bosscher <stevenb@suse.de>
9281 PR optimization/15242
9282 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9283 * basic-block.h (duplicate_computed_gotos): Add prototype.
9284 * bb-reorder.c (duplicate_computed_gotos): New function to
9285 duplicate sufficiently small blocks ending in a computed jump.
9286 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9287 if not optimizing for size.
9288 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9289 never do tail merging for blocks ending in a computed jump.
9290 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9292 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9294 Patch from Richard Sandiford <rsandifo@redhat.com>
9295 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9296 from inheriting a subreg equivalence with a non-spill register.
9298 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9300 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9302 * config/frv/frv.c (movcc_fp_destination_operand): New.
9303 (gpr_or_memory_operand): Fix typo in comment.
9304 (gpr_or_memory_operand_with_scratch): New.
9305 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9306 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9307 movcc_fp_destination_operand.
9308 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9309 Legitimize memory addresses using a scratch register.
9311 2005-01-31 Jeff Law <law@redhat.com>
9313 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9314 bitmap a sparse bitmap instead of a simple bitmap.
9315 (mark_def_sites_initialize_block): Corresponding changes.
9316 (ssa_mark_def_sites_initialize_block): Likewise.
9317 (ssa_mark_phi_uses): Likewise.
9318 (mark_def_site, ssa_mark_def_sites): Likewise.
9319 (mark_def_site_blocks): Likewise.
9320 (rewrite_ssa_into_ssa): Likewise.
9322 * tree-ssa-dom.c (record_cond): Pass correct variable type
9323 for last argument to htab_find_slot_with_hash.
9325 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9326 effects when optimizing 0 % X. Do not try to optimize X % 0.
9328 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9330 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9333 2005-02-01 Eric Christopher <echristo@redhat.com>
9335 * config/mips/mips.c (override_options): Warn if -mint64
9337 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9340 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9342 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9344 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9345 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9346 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9347 (cached_regno): Initialize to INVALID_REGNUM.
9348 (cse_reg_info_table_size,
9349 cse_reg_info_table_first_uninitialized,
9350 cse_reg_info_timestamp): New.
9351 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9353 (init_cse_reg_info, get_cse_reg_info_1): New.
9354 (get_cse_reg_info): Cache the last look-up.
9355 (new_basic_block): Update the code to clear mappings from
9356 registers to cse_reg_info entries.
9357 (cse_main): Call init_cse_reg_info.
9359 * cse.c (get_cse_reg_info): Update a comment.
9361 2005-01-31 Steven Bosscher <stevenb@suse.de>
9364 * c-decl.c (start_decl): Do not warn about arrays of elements with
9365 an incomplete type here.
9366 (grokdeclarator): Do it here by making a pedwarn an error.
9367 * c-typeck.c (push_init_level): If there were previous errors with
9368 the constructor type, do not warn about braces for initializers.
9369 (process_init_element): Likewise for excess initializer elements.
9371 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9373 * cse.c (delete_trivially_dead_insn): Don't iterate.
9375 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9377 * config/rs6000/rs6000.md (copysignsf3): New expand.
9378 (copysigndf3): Likewise.
9380 2005-01-31 Steven Bosscher <stevenb@suse.de>
9382 * recog.c (constrain_operands): Only look for earlyclobber operand
9383 conflicts if an '&' constraint was seen.
9385 2005-01-31 Marc Espie <espie@openbsd.org>
9387 * config.gcc: Don't include embedded systems fragment, switches default
9388 debugging format to ELF.
9389 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9390 longer pick it up there.
9392 2005-01-31 Dale Johannesen <dalej@apple.com>
9394 * doc/extend.texi (nested functions): Fix linkage description.
9395 Clarify that static is not allowed.
9397 2005-01-31 Dale Johannesen <dalej@apple.com>
9399 * config/rs6000/darwin.md (movsf_low_di): Make work.
9400 (movdf_low_di): Make work.
9402 2005-01-31 Dale Johannesen <dalej@apple.com>
9404 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9405 Make work for 64 bit.
9407 2005-01-31 Roger Sayle <roger@eyesopen.com>
9408 Dale Johannesen <dalej@apple.com>
9411 * fold-const.c (fold_binary_op_with_conditional_arg):
9412 Make types match original operands, before STRIP_NOPS.
9414 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9416 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9417 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9418 (struct gcc_sigcontext): Delete. Merge contents to..
9419 (struct gcc_ucontext): ..here.
9420 (get_sigcontext): Delete.
9421 (get_regs): New function, like get_sigcontext but return regs ptr.
9422 64-bit version finds regs from r1 to support vdso.
9423 (ppc_linux_aux_vector): New function.
9424 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9427 2005-01-31 Ira Rosen <irar@il.ibm.com>
9429 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9431 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9432 redundant fold. Fix misalignment for MINUS_EXPR.
9433 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9434 (vect_analyze_pointer_ref_access): Likewise.
9435 (vect_get_memtag_and_dr): Likewise.
9437 2005-01-31 Richard Henderson <rth@redhat.com>
9439 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9440 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9441 absnegdf2_i387, absnegxf2_i387): Likewise.
9443 2005-01-31 Richard Henderson <rth@redhat.com>
9446 * optabs.c (expand_copysign_absneg): New.
9447 (expand_copysign_bit): Split out from ...
9448 (expand_copysign): ... here. Use expand_copysign_absneg.
9450 2005-01-30 Roger Sayle <roger@eyesopen.com>
9453 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9454 constant as the second operand and a register as the third.
9456 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9459 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9460 that dllimport'd functions do not use all call-clobbered registers
9463 2005-01-30 Richard Henderson <rth@redhat.com>
9466 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9467 expand_abs_nojump and generalize. Use operand_subword and
9468 emit_no_conflict_block. Support large modes.
9469 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9471 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9472 negation to subtraction.
9473 (expand_copysign): Check that the format has signed zeros.
9474 Use operand_subword and emit_no_conflict_block. Support large modes.
9476 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9478 Fix PR tree-optimization/19624
9480 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9481 * tree-ssa-pre.c: Add cfgloop.h.
9483 (pre_stats): New member, constified.
9484 (inserted_exprs): New static variable.
9485 (NECESSARY): New macro.
9486 (create_expression_by_pieces): Fold the expression, and
9487 mark it as defaulting to not necessary. Also put in
9489 (fully_constant_expression): New function.
9490 (insert_into_preds_of_block): Modify to not insert phis when we
9491 are playing with induction variables.
9492 Push phis onto the inserted_exprs vector, and mark them as not
9493 necessary by default.
9494 (insert_aux): Call fully_constant_expression on eprime.
9495 If all edges produce the same value, mark it constant.
9496 (mark_operand_necessary): New function.
9497 (remove_dead_inserted_code): New function.
9498 (init_pre): Init loop optimizer to get loop info.
9499 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9500 (execute_pre): Commit edge inserts, then remove dead code.
9502 2005-01-30 Richard Henderson <rth@redhat.com>
9504 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9505 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9507 2005-01-30 Richard Henderson <rth@redhat.com>
9510 * config/i386/i386.c (ix86_expand_copysign): New.
9511 (ix86_split_copysign_const): New.
9512 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9513 rearrange op1/nmask operands.
9514 * config/i386/i386-protos.h: Update.
9515 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9516 (copysigndf3): Likewise.
9517 (copysignsf3_const, copysigndf3_const): New.
9518 (copysignsf3_var): Rename from copysignsf3, split out splitter
9519 and fix split predicate for X constraint.
9520 (copysigndf3_var): Similarly.
9522 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9524 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9525 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9526 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9528 2005-01-29 Richard Henderson <rth@redhat.com>
9531 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9532 of # and * in constraints.
9534 2005-01-29 Richard Henderson <rth@redhat.com>
9537 * expr.c (store_field): Don't strip sub-mode cast when the input
9538 data is even smaller.
9540 2005-01-29 Richard Henderson <rth@redhat.com>
9543 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9546 2005-01-29 Richard Henderson <rth@redhat.com>
9548 * combine.c (make_field_assignment): Fix argument order
9551 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9553 PR tree-optimization/15791
9554 * fold-const.c (extract_array_ref): New function.
9555 (fold): Fold comparisons between &a[i] and &a[j] or
9556 semantically equivalent trees.
9558 2005-01-29 Jeff Law <law@redhat.com>
9560 * gcse.c (insert_expr_in_table): Revamp handling of available
9561 and anticipatable occurrence lists to avoid unnecessary list
9563 (insert_set_in_table): Similarly.
9565 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9567 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9569 (c_build_qualified_type): Build qualified array types with
9570 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9571 * c-decl.c (c_make_fname_decl): Build unqualified array type
9572 before qualified type.
9573 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9574 type is qualified, not just if type itself is. Don't apply
9575 qualifiers to array type when declarator is processed. Apply
9576 qualifiers to field type whether or not it is an array type.
9577 Don't handle array types specially for applying qualifiers to
9579 * c-typeck.c (composite_type): Build unqualified element type and
9580 array type when forming composite of array types.
9581 (common_pointer_type, comptypes, comp_target_types,
9582 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9583 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9585 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9586 (args2) in variables a1 and a2.
9588 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9590 * cse.c (n_elements_made, max_elements_made): Remove.
9591 (insert): Don't touch n_elements_made.
9592 (cse_main): Don't touch n_elements_made or max_elements_made.
9594 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9597 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9598 configuration part of dp-bit.c to be lost.
9600 2005-01-28 Roger Sayle <roger@eyesopen.com>
9602 * expmed.c (expand_mult_highpart_optab): When attempting to use
9603 a non-widening multiplication in a wider mode, the operands need
9604 to be converted (zero or sign extended) to that mode.
9606 2005-01-28 Ian Lance Taylor <ian@airs.com>
9610 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9611 through if both operands fall through.
9613 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9615 * cse.c (fold_rtx) <PC>: Don't optimize.
9617 2005-01-28 Jeff Law <law@redhat.com>
9619 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9620 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9622 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9624 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9625 cse_reg_info_used_list_end): Remove.
9626 (cse_reg_info_list, cse_reg_info_list_free): New.
9627 (get_cse_reg_info): When allocating an instance of
9628 cse_reg_info, add it to the beginning of the cse_reg_info_list
9629 list. Remove code to maintain cse_reg_info_used_list.
9630 (new_basic_block): Reset the free list to the beginning of
9633 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9635 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9636 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9637 (frv_expand_mdpackh_builtin): New function.
9638 (frv_expand_builtin): Use it to expand __MDPACKH.
9639 * doc/extend.texi (__MDPACKH): Update documentation.
9641 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9643 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9644 SSE_FLOAT_MODE_P for use_sse computation.
9646 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9649 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9651 2005-01-27 Richard Henderson <rth@redhat.com>
9653 * builtins.c (expand_builtin_copysign): New.
9654 (expand_builtin): Call it.
9655 * genopinit.c (optabs): Add copysign_optab.
9656 * optabs.c (init_optabs): Initialize it.
9657 (expand_copysign): New.
9658 * optabs.h (OTI_copysign, copysign_optab): New.
9659 (expand_copysign): Declare.
9661 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9662 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9664 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9665 (ix86_expand_fp_absneg_operator): ... here.
9666 (ix86_split_copysign): New.
9667 * config/i386/i386-protos.h: Update.
9668 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9669 (copysignsf3, copysigndf3): New.
9671 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9672 (copysignsf3, ncopysignsf3): New.
9673 (copysigndf3, ncopysigndf3): New.
9674 (copysignxf3, ncopysignxf3): New.
9675 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9677 2005-01-27 Arend Bayer <arend.bayer@web.de>
9678 Kazu Hirata <kazu@cs.umass.edu>
9680 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9681 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9682 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9685 2005-01-27 Jeff Law <law@redhat.com>
9687 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9688 definitions of SSA_NAMEs which are not being rewritten.
9689 (rewrite_ssa_into_ssa): Only initialize the current definition
9690 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9691 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9692 SSA_NAMEs before returning.
9694 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9696 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9697 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9698 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9699 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9700 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9702 2005-01-27 Steven Bosscher <stevenb@suse.de>
9705 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9706 higher to -O2 and higher. Likewise for tree PRE.
9707 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9710 2005-01-27 Ian Lance Taylor <ian@airs.com>
9713 * gimple-low.c (try_catch_may_fallthru): New static function.
9714 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9715 * tree-inline.c (expand_call_inline): Don't warn about reaching
9716 the end of a non-void function being inlined if the function uses
9719 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9721 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9724 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9725 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9726 (implicitly_declare): Handle error_mark_node.
9728 2005-01-27 Richard Henderson <rth@redhat.com>
9731 * tree.h (struct tree_decl): Add debug_expr_is_from.
9732 (DECL_DEBUG_EXPR_IS_FROM): New.
9733 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9734 * dwarf2out.c (dwarf2out_var_location): Update to match.
9735 * tree-outof-ssa.c (create_temp): Likewise.
9736 * var-tracking.c (track_expr_p): Likewise.
9737 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9738 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9739 * toplev.c (default_tree_printer): Likewise.
9741 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9743 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9744 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9746 2005-01-27 Steven Bosscher <stevenb@suse.de>
9748 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9749 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9750 ASM_CLOBBERS): Add tree checks.
9752 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9753 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9754 * c-common.def (SWITCH_STMT): Update to match.
9755 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9756 macros instead of SWITCH_EXPR ones.
9757 * c-dump.c (c_dump_tree): Likewise.
9758 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9759 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9761 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9763 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9765 * unwind-dw2.c (execute_stack_op): Add missing cases for
9766 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9768 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9770 * config.gcc (Obsolete configurations): Remove 'dummy', add
9771 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9774 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9776 PR tree-optimization/19633
9777 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9779 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9780 are no call-clobbered variables.
9781 * tree-outof-ssa.c (check_replaceable): Return false for calls
9784 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9786 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9787 even for variables with NULL DECL_INITIAL.
9789 2005-01-26 Stuart Hastings <stuart@apple.com>
9791 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9793 2005-01-26 Richard Henderson <rth@redhat.com>
9796 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9798 * expr.c (store_field): Strip conversions to odd-bit-sized types
9799 if the destination field width matches.
9801 2005-01-26 Richard Henderson <rth@redhat.com>
9803 * c-decl.c, expmed.c, expr.c: Revert last change.
9805 2005-01-26 Richard Henderson <rth@redhat.com>
9808 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9810 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9811 if we don't need the bits above those present in the current mode.
9812 * expr.c (store_field): Strip conversions to odd-bit-sized types
9813 if the destination field width matches.
9815 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9817 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9818 either -ffast-math or -funsafe-math-optimizations is in use.
9820 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9824 * config/avr/avr.c (notice_update_cc): Only set condition code for
9825 ashrqi3 if shift count > 0.
9826 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9827 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9828 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9829 count <= 0 as a no-op, and shift count >= width by copying zero
9830 or sign bit to all bits of the result.
9831 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9832 count, with attribute "length" set to 0 and "cc" set to "none".
9834 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9836 * doc/invoke.texi: Document -mTLS.
9838 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9839 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9840 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9841 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9842 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9843 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9844 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9845 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9847 * configure.ac: Check for a TLS capable gas.
9849 * configure: Regenerate.
9851 2005-01-26 Richard Henderson <rth@redhat.com>
9854 * combine.c (make_field_assignment): Simplify store to zero_extract
9855 from a source with an overlapping mask.
9857 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9859 2004-11-11 Eric Christopher <echristo@redhat.com>
9861 * config/frv/frv.md: Add fr400_integer automaton. Don't
9862 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9865 2005-01-26 Steven Bosscher <stevenb@suse.de>
9868 * cfgbuild.c (make_edges): Do not clear or set
9869 current_function_has_computed_jump.
9870 * function.h (struct function): Remove the has_computed_jump field.
9871 (current_function_has_computed_jump): Do not define.
9872 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9873 in a computed jump. Ignore current_function_has_computed_jump.
9875 2005-01-26 Richard Henderson <rth@redhat.com>
9878 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9879 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9881 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9882 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9883 objects into static storage if they have more than one non-zero value.
9884 * tree.h (categorize_ctor_elements): Update decl.
9886 2005-01-26 Steven Bosscher <stevenb@suse.de>
9889 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9890 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9891 to this function from 2004-07-10.
9892 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9893 the current function for tail call optimizations if the address
9894 of one of it its arguments is taken.
9896 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9898 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9900 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9902 * function.c (expand_function_end): If current_function_calls_alloca,
9903 emit stack restore in a place that is reached when the function falls
9906 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9908 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9909 rule to avoid matching inappropriate suffix rule.
9911 2005-01-26 Jan Hubicka <jh@suse.cz>
9913 PR tree-optimization/19241
9914 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9916 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9918 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9919 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9921 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9922 <sim*>: Always use crt1.o, regardless of N in simN.
9923 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9924 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9925 (CRT_CALL_STATIC_FUNCTION): Remove.
9926 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9927 use crt1.o, regardless of N in simN.
9928 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9929 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9930 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9931 case isystem setting.
9932 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9934 2005-01-25 Ian Lance Taylor <ian@airs.com>
9936 * gimple-low.c (block_may_fallthru): Correct handling of
9937 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9939 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9941 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9942 handlers to match indentation; nested under the mtune=* handler.
9943 Similar for mcpu= and march=.
9945 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9947 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9948 * config/mips/linux64.h (LIB_SPEC): Likewise.
9949 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9950 * config/sh/linux.h (LIB_SPEC): Likewise.
9952 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9954 * config/frv/frv.c (frv_legitimize_tls_address): New.
9955 (TARGET_HAVE_TLS): Define.
9956 (FRV_SYMBOL_REF_TLS_P): Define.
9957 (frv_override_options): Handle new register classes.
9958 (frv_legitimate_address_p): Reject tls addresses.
9959 (frv_legitimize_address): Handle TLS addresses.
9960 (gen_inlined_tls_plt): New.
9962 (frv_legitimize_tls_address): New.
9963 (unspec_got_name): Add TLS entries.
9964 (got12_operand): Add R_FRV_TLSMOFF12 case.
9965 (frv_emit_move): Fixup TLS addresses.
9966 (frv_emit_movsi): Legitimize TLS addresses.
9968 * config/frv/frv.h (MASK_BIG_TLS): New.
9969 (TARGET_BIG_TLS): New.
9970 (HAVE_AS_TLS): Define.
9971 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9972 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9973 (REG_CLASS_NAMES): Same.
9974 (REG_CLASS_CONTENTS): Same.
9975 (CONSTRAINT_LEN): New.
9976 (REG_CLASS_FROM_CONSTRAINT): New.
9977 (PREDICATE_CODES): Add symbolic_operand.
9979 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9980 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9981 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9982 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9983 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9984 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9985 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9986 GR9_REG, GR14_REG, LRREG.
9987 (type): Add load_or_call attribute.
9988 ("load_or_call"): New reservation.
9989 ("call_gettlsoff"): New.
9990 ("tls_indirect_call"): New.
9991 ("tls_load_gottlsoff12"): New.
9992 ("tlsoff_hilo"): New.
9993 ("tls_tlsdesc_ldd"): New.
9994 ("tls_tlsoff_ld"): New.
9997 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9999 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10001 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10002 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10003 * config/frv/frv.c (TLS_BIAS): Define.
10004 (frv_output_dwarf_dtprel): New.
10006 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10008 PR rtl-optimization/19579
10009 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10010 both A and B, see if they don't clobber registers the other expr uses.
10012 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10014 * real.c (do_add): Initialize signalling and canonical members.
10016 * real.c (real_from_integer): Zero out destination.
10018 2005-01-18 Jan Hubicka <jh@suse.cz>
10020 PR tree-optimize/19337
10021 * tree-inline.c (initialize_inlined_parameters): Copy
10022 saved_static_chain_decl only.
10024 2005-01-25 Richard Henderson <rth@redhat.com>
10028 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10029 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10030 80387 enabled, to return a proper subclass. Return the subset that
10031 overlaps with GENERAL_REGS for PLUS.
10032 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10034 2005-01-25 Richard Henderson <rth@redhat.com>
10036 PR middle-end/19609
10037 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10039 2005-01-25 Roger Sayle <roger@eyesopen.com>
10041 * expmed.c (choose_multiplier): Change interface to return the
10042 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10043 (expand_divmod): Update calls to choose_multiplier.
10045 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10047 PR middle-end/19330
10048 * expmed.c (extract_bit_field): Use adjust_address instead of
10049 gen_lowpart when op0 is a MEM.
10051 2005-01-24 Steven Bosscher <stevenb@suse.de>
10053 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10055 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10057 * config/mips/irix-csr.c: New file.
10058 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10059 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10060 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10063 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10066 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10067 sparc/elf.h, add sparc/sp-elf.h.
10068 (sparc-*-rtems*): Likewise.
10069 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10070 tm-dwarf2.h, add sparc/sp-elf.h.
10071 (sparc86x-*-elf): Likewise.
10072 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10073 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10074 TARGET_OS_CPP_BUILTINS.
10075 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10076 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10078 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10079 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10080 (SWITCH_TAKES_ARG): Likewise.
10081 (LOCAL_LABEL_PREFIX): Likewise.
10082 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10083 (TARGET_N_FORMAT_TYPES): Delete.
10084 (TARGET_FORMAT_TYPES): Likewise.
10085 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10086 * config/sparc/elf.h: Delete.
10087 * config/sparc/sp-elf.h: New file.
10089 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10091 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10092 * tree-flow.h: Remove the corresponding prototype.
10093 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10094 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10096 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10099 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10100 for AIX ABI or ELF -fPIC.
10101 (rs6000_emit_load_toc_table): Don't create toc_section here.
10102 (rs6000_xcoff_file_start): Nor here.
10104 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10106 * sh.c (ra.h): Don't #include.
10107 (hard_regs_intersect_p): New function, resurrected from ra.c.
10109 * sh.c: Fix 1996 Copyright.
10111 2005-01-24 Richard Henderson <rth@redhat.com>
10112 Aldy Hernandez <aldyh@redhat.com>
10114 * regrename.c (note_sets): Handle subregs.
10116 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10119 * genconditions.c (write_header, write_conditions): Elide file if
10122 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10124 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10125 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10128 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10130 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10131 expand_builtin_printf, expand_builtin_fprintf,
10132 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10133 checking against POINTER_TYPE.
10134 (validate_arglist): Handle POINTER_TYPE code by checking
10137 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10139 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10140 init_rtlanal): New.
10141 (for_each_rtx): Call for_each_rtx_1.
10142 * rtl.h (init_rtlanal): Declare.
10143 * toplev.c (backend_init): Call init_rtlanal.
10145 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10147 * flow.c (propagate_one_insn): Formatting.
10149 PR middle-end/19551
10150 * flow.c (libcall_dead_p): Be more conservative if unsure.
10151 If there are any instructions between insn and call, see if they are
10152 all dead before saying the libcall is dead.
10154 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10156 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10157 operand constraint for operand 0.
10159 2005-01-23 Richard Henderson <rth@redhat.com>
10162 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10163 edges leading to join block.
10165 2005-01-23 Roger Sayle <roger@eyesopen.com>
10167 * expmed.c (expand_mult_highpart): Make static. Change type of
10168 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10169 (expand_divmod): Updates calls to expand_mult_highpart by using
10170 gen_int_mode to pass a CONST_INT rtx.
10171 * rtl.h (expand_mult_highpart): Remove prototype.
10173 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10175 * flow.c (regset_bytes, regset_size): Remove.
10177 * cfganal.c: Fix a reference to Harvey's paper.
10179 2005-01-23 Steven Bosscher <stevenb@suse.de>
10181 PR rtl-optimization/19464
10182 * tree-optimize.c (init_tree_optimization_passes): Add one more
10183 copyrename pass just before out-of-ssa.
10185 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10188 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10189 * ggc-none.c (ggc_free): Define.
10191 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10193 * cse.c (max_reg, max_insn_uid): Remove.
10194 (cse_main): Don't access max_reg or max_insn_uid.
10196 * c-common.c (explicit_flag_signed_bitfields,
10197 lang_statement_code_p, lang_expand_function_end): Remove.
10198 * c-common.h: Remove the corresponding declarations.
10199 * c-opts.c (c_common_handle_option): Remove all write access
10200 to explicit_flag_signed_bitfields.
10202 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10203 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10204 * cgraph.h: Remove the corresponding declaration.
10206 * gcse.c (null_pointer_info): Remove.
10208 2005-01-23 Roger Sayle <roger@eyesopen.com>
10209 Eric Botcazou <ebotcazou@libertysurf.fr>
10211 * combine.c (simplify_logical): Only simplify logical expressions
10212 of the form ior(and(x,y),z) by the inverse distributive law if the
10213 result is cheaper than the original.
10215 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10217 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10218 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10219 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10220 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10221 config/freebsd-spec.h, config/arm/arm.h,
10222 config/h8300/h8300.md, config/i386/i386.md,
10223 config/i386/predicates.md, config/i386/sse.md,
10224 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10225 config/vax/vax.md: Fix comment typos. Follow spelling
10228 2005-01-23 Steven Bosscher <stevenb@suse.de>
10230 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10231 tests, instead of `less than'.
10233 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10235 * function.c (assign_parm_setup_block): When creating a new stack slot
10236 for a parameter, get its alignment from the parameter's DECL_ALIGN
10237 rather than the type's TYPE_ALIGN. Make sure that the parameter
10238 is at least word aligned.
10240 2005-01-22 Roger Sayle <roger@eyesopen.com>
10242 PR middle-end/19378
10243 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10245 2005-01-22 Richard Henderson <rth@redhat.com>
10248 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10249 in both compare operands.
10250 (movdfcc_1_sse_max): Likewise.
10251 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10252 (movdfcc_1_sse): Likewise.
10253 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10254 scratch register as needed.
10256 2005-01-22 Richard Henderson <rth@redhat.com>
10258 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10260 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10262 2005-01-22 Richard Henderson <rth@redhat.com>
10264 * genopinit.c (optabs): Use smin/smax for floating point too.
10265 * doc/md.texi: Update to match. Clarify that floating point
10266 results are undefined for +0/-0 and NaN.
10267 * doc/rtl.texi: Likewise.
10268 * rtl.def (SMIN, SMAX): Likewise
10269 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10271 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10272 leading 's' to the name.
10273 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10274 smaxxf3, sminxf3): Likewise.
10275 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10278 2005-01-22 Paul Brook <paul@codesourcery.com>
10280 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10282 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10284 * config/s390/s390.c (struct processor_costs): New fields
10285 dlgr, dlr, dr, dsgfr, dsgr.
10286 (z900_cost, z990_cost): Values for new fields.
10287 (s390_rtx_costs): New cases MEM und COMPARE in switch
10288 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10289 DIV, MOD, UDIV, UMOD.
10291 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10293 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10294 into the register being decremented.
10295 ("doloop_si31", "doloop_di"): Likewise.
10296 ("*doloop_si_long"): Adapt pattern.
10298 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10300 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10302 (CLASS_MAX_NREGS): Likewise.
10304 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10306 * doc/tree-ssa.texi (Statement Operands): Add example for new
10307 must-def macro. Note deprecation of old operands interface.
10309 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10311 PR tree-optimization/19484
10312 * tree-cfg.c (remove_fallthru_edge): New function.
10313 (cleanup_control_flow): Remove fallthru edges from calls that are
10314 now known not to return.
10316 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10318 Fix PR tree-optimization/19038
10319 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10320 copies with loop variant ones.
10322 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10324 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10325 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10326 config/alpha/alpha.md, config/alpha/predicates.md,
10327 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10328 config/sparc/sol2.h: Update copyright.
10330 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10331 first label to see if it is a nonlocal label.
10333 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10334 Andrew Pinski <pinskia@physics.uc.edu>
10337 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10338 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10340 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10342 * config/rs6000/rtems.h: Update copyright.
10344 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10347 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10348 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10349 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10351 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10354 * c-typeck.c (convert_arguments): Check for error_mark_node.
10356 2005-01-21 Ian Lance Taylor <ian@airs.com>
10358 PR tree-optimization/13000
10359 * tree-inline.c: Include "tree-flow.h".
10360 (expand_call_inline): If warn_return_type, warn if non-void inline
10361 function falls through.
10362 * tree-cfg.c (execute_warn_function_return): Don't warn about
10363 control reaching end if TREE_NO_WARNING is set. Set
10365 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10367 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10368 branch if we don't need one.
10369 * c-typeck.c: Include "tree-flow.h"
10370 (c_finish_bc_stmt): Don't add a goto if the current statement
10371 list doesn't fall through to the current point.
10373 2005-01-21 Roger Sayle <roger@eyesopen.com>
10375 PR rtl-optimization/576
10376 * real.c (real_arithmetic): Change return type from void to bool
10377 to return an indication that the result may be inexact.
10378 * real.h (real_arithmeric): Update prototype.
10379 * fold-const.c (const_binop): Don't constant fold floating
10380 point expressions when the user specifies -frounding-math and
10381 the result may depend upon the run-time rounding mode.
10382 (fold_convert_const_real_from_real): Clean-up.
10383 (fold_initializer): Ignore flag_rounding_math for initializers.
10384 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10385 constant fold FP operations with flag_rounding_math if the
10386 result may depend upon the run-time rounding mode.
10388 2005-01-21 Tom Tromey <tromey@redhat.com>
10390 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10392 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10394 * tree-cfg.c: Fix comment typos.
10396 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10398 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10399 around the call to rest_of_handle_branch_target_load_optimize.
10401 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10403 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10404 (sparc64-*-openbsd*): Likewise.
10405 (sparclite-*-elf*): Include tm-dwarf2.h.
10406 (sparc86x-*-elf*): Likewise.
10407 (sparc64-*-elf*): Likewise.
10408 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10409 (DBX_DEBUGGING_INFO): Likewise.
10410 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10411 (PREFERRED_DEBUGGING_TYPE): Likewise.
10412 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10413 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10414 (PREFERRED_DEBUGGING_TYPE): Likewise.
10415 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10416 (PREFERRED_DEBUGGING_TYPE): Likewise.
10417 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10419 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10422 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10424 2005-01-20 Paul Brook <paul@codesourcery.com>
10426 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10428 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10430 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10431 label is first in a sequence of labels.
10433 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10435 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10436 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10438 * doc/sourcebuild.texi (Test Directives): New.
10440 2005-01-20 Roger Sayle <roger@eyesopen.com>
10442 * real.c (real_floor): Don't leave the result uninitialized when
10443 mode is VOIDMode, but return the unrounded intermediate value.
10444 (real_ceil): Likewise.
10446 2005-01-20 Paul Brook <paul@codesourcery.com>
10448 * config/arm/arm.md (insv): Use gen_int_mode.
10450 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10452 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10453 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10454 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10455 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10456 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10458 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10461 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10462 fbreg, so we have to assume we can't.
10463 (loc_descriptor_from_tree_1): Ditto.
10464 (containing_function_has_frame_base): New function.
10465 (add_location_or_const_value_attribute): Use it.
10466 Also try to generate a frame_base from a single element location
10469 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10471 PR tree-optimization/15349
10472 * timevar.def (TV_TREE_MERGE_PHI): New.
10473 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10475 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10476 calls to tree_forwarder_block_p.
10477 (remove_forwarder_block_with_phi, merge_phi_nodes,
10478 gate_merge_phi, pass_merge_phi): New.
10479 * tree-optimize.c (init_tree_optimization_passes): Add
10481 * tree-pass.h: Add an extern for pass_merge_phi;
10483 2005-01-20 Richard Henderson <rth@redhat.com>
10486 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10487 (_mm_castps_pd, _mm_castps_si128): New.
10488 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10490 2005-01-20 Richard Henderson <rth@redhat.com>
10493 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10494 __builtin_ia32_vec_init_v2si.
10495 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10496 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10497 (ix86_init_mmx_sse_builtins): Create it.
10498 (ix86_expand_builtin): Expand it.
10499 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10500 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10501 (vec_extractv2si_0, vec_extractv2si_1): New.
10503 2005-01-20 Richard Henderson <rth@redhat.com>
10506 * config/i386/i386.c (ix86_expand_push): New.
10507 * config/i386/mmx.md (push<MMXMODE>1): New.
10508 * config/i386/sse.md (push<SSEMODE>1): New.
10509 * config/i386/i386-protos.h: Update.
10511 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10513 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10516 2005-01-20 Richard Henderson <rth@redhat.com>
10518 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10519 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10521 2005-01-19 Richard Henderson <rth@redhat.com>
10524 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10525 to V4SFmode in SSE1 fallback load path.
10527 2005-01-19 Richard Henderson <rth@redhat.com>
10529 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10530 in QImode expansion to ix86_expand_vector_set.
10531 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10533 2005-01-19 Richard Henderson <rth@redhat.com>
10536 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10537 subclass of the input class.
10538 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10539 Always true for cross-SSE1 classes. Rationalize conditionals.
10540 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10541 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10542 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10543 (movdi_2): Add MMX/SSE zeros.
10544 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10545 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10546 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10547 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10548 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10549 (zero_extendsidi2_rex64_1): Remove.
10550 (MOV0 peephole): Check GENERAL_REG_P.
10552 2005-01-19 Richard Henderson <rth@redhat.com>
10555 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10557 (ix86_expand_vector_extract): Likewise.
10559 2005-01-19 Richard Henderson <rth@redhat.com>
10561 PR middle-end/19304
10562 * expr.c (emit_move_change_mode): New argument force; use
10563 simplify_gen_subreg if true.
10564 (emit_move_via_alt_mode): Merge into ...
10565 (emit_move_via_integer): ... here.
10566 (emit_move_ccmode): Use emit_move_change_mode directly.
10568 2005-01-19 Richard Henderson <rth@redhat.com>
10571 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10572 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10573 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10575 (alpha_emit_set_const): Likewise. Make static.
10576 (alpha_emit_set_long_const): Make static.
10577 (alpha_extract_integer): Split out from alpha_expand_mov.
10578 (alpha_split_const_mov): Likewise.
10579 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10580 (alpha_legitimate_constant_p): New.
10581 * config/alpha/alpha-protos.h: Update.
10582 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10583 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10584 * config/alpha/alpha.md (movsi): Add n alternative.
10585 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10586 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10587 (splitters for all of the above): Use alpha_split_const_mov.
10588 * config/alpha/predicates.md (non_add_const_operand): New.
10589 (non_zero_const_operand): New.
10590 (input_operand): Use alpha_legitimate_constant_p after reload.
10592 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10594 PR tree-optimization/19038
10595 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10596 (add_candidate): Add ivs with increment in latch only if
10597 allow_ip_end_pos_p is true.
10598 (determine_iv_cost): Use empty_block_p.
10600 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10602 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10603 (compute_dominance_frontiers): Ditto.
10605 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10608 * config/sh/t-rtems: New.
10609 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10611 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10613 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10614 the offset of the selected field.
10616 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10618 * tree-cfg.c (remove_forwarder_block): Fix the check to
10619 prevent a nonlocal label from appearing in the middle of a
10622 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10624 PR rtl-optimization/19462
10625 * reorg.c (find_end_label): Create return insn only if
10626 current_function_epilogue_delay_list is empty.
10628 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10630 * doc/passes.texi: Remove paragraph mentioning new-ra.
10632 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10634 PR rtl-optimization/15139
10635 * combine.c: Include params.h.
10636 (count_rtxs): New function.
10637 (record_value_for_reg): If replace_rtx would replace at least
10638 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10639 (clobber (const_int 0)) instead of TEM.
10640 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10641 * params.h (MAX_LAST_VALUE_RTL): New.
10642 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10643 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10646 * c-typeck.c (digest_init): Only call build_vector if all constructor
10647 elements are *_CST nodes.
10648 * gimplify.c (gimplify_init_constructor): Likewise.
10650 PR middle-end/19164
10651 * c-typeck.c (digest_init): Only call build_vector if inside_init
10654 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10656 * toplev.c (init_asm_output): Remove dead #ifdef.
10658 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10660 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10662 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10664 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10665 accessing DECL_FUNCTION_CODE.
10666 * dojump.c (do_jump): Likewise.
10667 * gimplify.c (gimplify_call_expr): Likewise.
10668 * predict.c (expr_expected_value): Likewise.
10669 (strip_builtin_expect): Likewise.
10670 * tree-inline.c (estimate_num_insns_1): Likewise.
10671 * tree-ssa-loop-im.c (stmt_cost): Likewise
10672 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10673 (tree_expr_nonnegative_p): Likewise.
10675 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10677 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10678 variant of the load_pcrel_sym pattern.
10679 * config/sparc/sparc.md (P macro): Move to the top.
10680 (load_pcrel_sym): Macroize using P.
10681 (save_register_window): Likewise.
10683 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10685 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10686 ("sordered"): Same.
10688 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10691 * c-typeck.c (build_asm_expr): Strip nops off
10692 input memory operands.
10694 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10696 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10697 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10698 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10699 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10701 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10704 * config/i386/i386.c (override_options): If the 80387 is disabled,
10705 then do not return FP values using FP registers.
10707 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10709 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10710 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10711 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10712 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10713 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10714 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10715 output.h, postreload-gcse.c, postreload.c, recog.c,
10716 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10717 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10718 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10719 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10720 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10721 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10722 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10723 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10725 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10726 config/alpha/alpha.c, config/arm/vfp.md,
10727 config/i386/emmintrin.h, config/i386/i386-modes.def,
10728 config/i386/i386-protos.h, config/i386/i386.h,
10729 config/i386/pmmintrin.h, config/i386/ppro.md,
10730 config/i386/predicates.md, config/i386/xmmintrin.h,
10731 config/i860/i860.c, config/ia64/ia64-modes.def,
10732 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10733 config/ia64/ia64.md, config/ia64/itanium1.md,
10734 config/ia64/itanium2.md, config/ia64/predicates.md,
10735 config/iq2000/iq2000.h, config/mips/linux64.h,
10736 config/rs6000/aix41.h, config/rs6000/aix43.h,
10737 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10738 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10739 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10740 config/sparc/linux64.h, config/sparc/litecoff.h,
10741 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10742 config/sparc/sparc.h, config/sparc/sparc.md,
10743 config/sparc/sysv4-only.h: Update copyright.
10745 2005-01-18 Richard Henderson <rth@redhat.com>
10748 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10750 2005-01-18 Marc Espie <espie@openbsd.org>
10751 * config/i386/openbsdelf.h: Typo.
10753 2005-01-18 Richard Henderson <rth@redhat.com>
10755 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10756 special case for sse.
10757 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10759 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10761 * tree-inline.c (estimate_num_insns_1): Added cases for
10762 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10764 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10766 PR rtl-optimization/19296
10767 * combine.c (simplify_comparison): Rewrite the condition under
10768 which a non-paradoxical SUBREG of a PLUS can be lifted when
10769 compared against a constant.
10771 2005-01-18 Andi Kleen <ak@muc.de>
10773 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10774 * c.opt (-Wpointer-sign): Add.
10775 * doc/invoke.texi: (-Wpointer-sign): Add.
10777 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10779 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10780 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10781 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10782 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10783 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10784 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10785 for TARGET_MIX_SSE_I387.
10786 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10787 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10788 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10789 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10790 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10791 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10792 TARGET_MIX_SSE_I387.
10793 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10796 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10799 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10800 Add movaps alternative for xmm reg->reg move.
10802 2005-01-17 Jeff Law <law@redhat.com>
10804 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10805 at the end of the main DOM loop rather than just before DOM exits.
10807 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10809 PR tree-optimization/19121
10810 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10811 adding aliases to a name tag, also add them to the pointer's
10813 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10814 sensitive alias info at all. Only check that the two pointers
10815 have compatible pointed-to sets.
10816 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10817 a pointer's type tag is a superset of the alias set of the
10818 pointer's name tag.
10820 2005-01-17 James E Wilson <wilson@specifixinc.com>
10823 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10824 comment to document why.
10826 2005-01-17 Richard Henderson <rth@redhat.com>
10828 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10829 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10830 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10831 sse2_vmsminv2df3_finite): New.
10832 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10833 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10834 Force op1 into register.
10836 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10838 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10839 bubblestrap from always rebuilding build directory.
10841 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10843 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10844 ("*cmpmem_short"): Likewise.
10846 2005-01-17 Steven Bosscher <stevenb@suse.de>
10848 * basic-block.h: Document BB_* flags.
10849 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10850 use an sbitmap instead.
10851 * sched-rgn.c (compute_trg_info): Likewise.
10853 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10855 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10856 redundant target_cpu_default and extra_parts lines. Use the default
10858 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10859 (SUBTARGET_EXTRA_SPECS): Delete.
10860 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10861 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10862 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10863 and "n32" for -mabi=n32.
10865 2005-01-17 Ian Lance Taylor <ian@airs.com>
10868 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10869 fold constant variables into initial values.
10871 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10873 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10875 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10876 through the statements backward.
10878 2005-01-17 Ian Lance Taylor <ian@airs.com>
10880 PR middle-end/13127:
10881 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10882 a variable set to the return value of the inlined function.
10884 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10886 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10887 when modes are tieable.
10889 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10891 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10892 of pthread_create to find out if threads are enabled.
10893 * gthr-posix95.h (__gthread_active_p): Likewise.
10895 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10897 * common.opt (-fnew-ra): Remove.
10899 * toplev.h (flag_new_regalloc): Remove.
10900 * Makefile.in (ra*.*): Don't mention.
10901 * passes.c (rest_of_handle_new_regalloc): Remove.
10902 (rest_of_handle_combine, rest_of_compilation): Always consider
10903 flag_new_regalloc as false.
10904 * doc/invoke.texi: Don't document -fnew-ra.
10906 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10908 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10909 last parameter to reg_scan.
10910 * loop.c (loop_optimize): Likewise.
10911 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10912 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10913 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10914 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10915 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10916 * regclass.c (reg_scan): Likewise, for the declaration.
10917 * rtl.h (reg_scan): Likewise, for the prototype.
10919 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10921 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10922 mark_dfs_back_edges.
10924 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10926 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10927 (compute_avail): Uses don't go in tmp_gen.
10929 2005-01-16 Steven Bosscher <stevenb@suse.de>
10931 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10932 loop to look for a free slot in a page entry.
10934 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10937 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10938 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10939 just before targetm.asm_out.file_end.
10940 * tree.h (process_pending_assemble_output_defs): Declare.
10941 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10943 (assemble_alias): Defer generation of assembly code for defines when
10944 TARGET_DEFERRED_OUTPUT_DEFS is true.
10945 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10946 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10947 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10949 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10952 * pa.c (pa_scalar_mode_supported_p): New function.
10953 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10954 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10956 * pa-protos.h (prefetch_operand): Delete.
10957 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10958 * pa.c (prefetch_operand): Delete.
10959 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10960 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10961 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10962 and prefetch_nocc_operand.
10963 * pa.md (prefetch): Rework to avoid reload problems handling short
10964 displacements when a cache control completer needs to be provided.
10965 (prefetch_32, prefetch_64): Delete.
10966 (prefetch_cc, prefetch_nocc): New patterns.
10968 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10970 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10972 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10975 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10976 exceeds maximum alignment for global common data.
10977 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10978 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10980 2004-01-15 Roger Sayle <roger@eyesopen.com>
10982 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10984 2004-01-15 Roger Sayle <roger@eyesopen.com>
10986 * harg-reg-set.h (reg_class_names): Prototype global array.
10987 * regclass.c (reg_class_names): Declare here and initialize to
10989 (dump_regclass): Remove local declaration of reg_class_names.
10990 (regclass): Likewise.
10991 * cfg.c (dump_flow_info): Likewise.
10992 * ra-debug.c (reg_class_names): Likewise.
10993 * regrename.c (reg_class_names): Likewise.
10994 * reload.c (reg_class_names): Likewise.
10995 * reload1.c (spill_failure): Likewise.
10996 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10998 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11000 * config/s390/s390.md ("reload_outti"): Remove predicate for
11001 output operand. Abort if operand is not a MEM.
11002 ("reload_outdi", "reload_outdf"): Likewise.
11004 2005-01-15 Marc Espie <espie@openbsd.org>
11006 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11007 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11008 * config/openbsd.h: Fix C++ includes for native configurations.
11009 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11010 Add trampoline support.
11011 * config/i386/openbsdelf.h: New.
11013 2005-01-15 Marc Espie <espie@openbsd.org>
11015 * collect2.c (main): Explicitly parse -dynamic-linker option.
11017 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11019 PR tree-optimization/19060
11020 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11021 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11022 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11023 and handle extract_range_from_cond returning false.
11024 * fold-const.c (fold): Optimize comparisons with min/max even for
11025 width > HOST_BITS_PER_WIDE_INT.
11027 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11029 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11030 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11031 Remove little endian multilib variants.
11032 Add mips32 multilib variant.
11034 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11036 * explow.c (copy_all_reg, stabilize): Remove.
11037 * expr.h: Remove the corresponding prototypes.
11039 * rtlanal.c (regs_set_between_p): Remove.
11040 * rtl.h: Remove the corresponding prototype.
11042 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11044 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11045 to rs6000_nonimmediate_operand.
11046 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11047 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11048 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11049 rs6000_nonimmediate_operand.
11050 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11051 rs6000_nonimmediate_operand.
11053 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11055 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11057 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11059 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11061 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11062 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11064 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11065 (rs6k_nonimmediate_operand): New.
11066 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11068 (legitimate_lo_sum_address_p): Same.
11069 (rs6000_legitimize_address): Same.
11070 (rs6000_legitimize_reload_address): Same.
11071 (rs6000_legitimate_address): Same.
11072 (spe_build_register_parallel): Pass DF and DC modes in a DI
11075 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11076 to rs6k_nonimmediate_operand.
11078 * config/rs6000/spe.md ("*frob_df_di"): New.
11079 ("*frob_di_df"): New.
11080 ("*frob_di_df_2"): New.
11081 ("*mov_sidf_e500_subreg0"): New.
11082 ("*mov_sidf_e500_subreg4"): New.
11083 ("*movdf_e500_double"): Change predicate to
11084 rs6k_nonimmediate_operand.
11086 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11088 * postreload.c (move2add_note_store): Only call
11089 trunc_int_for_mode on scalar integers.
11091 2005-01-14 Steven Bosscher <stevenb@suse.de>
11093 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11094 replace BB_VISITED uses.
11095 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11096 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11097 (tree_dce_done): Free visited_control_parents.
11098 (perform_tree_ssa_dce): Allocate and clear it.
11099 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11100 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11101 instead of BB_VISITED.
11103 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11105 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11106 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11107 Remove unused prototypes.
11109 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11111 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11112 64-bit register usage.
11113 (spe_func_has_64bit_regs_p): Add FIXME note.
11115 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11117 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11118 flag_finite_math_only with flag_unsafe_math_optimizations.
11120 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11122 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11123 end-of-stack check.
11124 (__tpf_eh_return): Copy TPF private stack area from the module
11125 boundary stack frame. Add check for when module addresses are
11126 equal, but no stub address is found.
11128 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11131 * arm.h (struct machine_function): Add call_via field.
11132 (thumb_call_via_label): Declare.
11133 * arm.c (thumb_call_via_label): New variable.
11134 (thumb_call_reg_needed): New variable.
11135 (arm_output_function_epilogue): For Thumb code, output any per-function
11136 call-indirect trampolines.
11137 (thumb_call_via_reg): New function.
11138 (arm_file_end): New function.
11139 (TARGET_ASM_FILE_END): Call arm_file_end.
11140 (aof_file_end): Likewise.
11141 * arm-protos.h (thumb_call_via_reg): Declare.
11142 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11143 thumb_call_via_reg in normal case.
11145 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11147 PR middle-end/19084
11148 PR rtl-optimization/19348
11149 * recog.c (peephole2_optimize): Do global life update if some peephole
11150 decides it doesn't need at least one of its inputs and that change
11151 influences liveness at the start of the basic block.
11153 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11154 arguments instead of 1.
11156 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11158 PR middle-end/18820
11159 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11160 zero for nested functions needing a static chain or functions
11161 with a non-constant address.
11163 2005-01-13 Roger Sayle <roger@eyesopen.com>
11165 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11166 (and (sign_extend X) C) into (zero_extend (and X C)).
11168 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11170 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11172 2005-01-13 Richard Henderson <rth@redhat.com>
11177 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11178 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11179 not just TARGET_SSE.
11180 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11181 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11182 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11183 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11184 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11185 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11186 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11187 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11188 (movdicc_c_rex64): Rename with '*'.
11189 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11190 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11191 (movsfcc_1_387): Rename from movsfcc_1.
11192 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11193 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11194 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11195 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11196 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11197 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11198 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11199 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11200 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11201 sse_movdfcc_const0_4): Remove.
11202 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11203 recognize min/max early. Update for changed sse cmove patterns.
11204 (ix86_split_sse_movcc): New.
11205 * config/i386/i386-protos.h: Update.
11207 2005-01-13 Steven Bosscher <stevenb@suse.de>
11209 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11210 (fix_stmt_v_may_defs): Likewise.
11212 2005-01-13 Richard Henderson <rth@redhat.com>
11214 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11215 for converting the mask.
11217 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11219 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11222 2005-01-13 Richard Henderson <rth@redhat.com>
11224 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11225 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11226 IX86_BUILTIN_MOVDQ2Q): Remove.
11227 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11228 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11229 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11231 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11232 (sse2_pextrw): Fix immediate constraint.
11233 (sse2_loadq, sse2_loadq_rex64): Remove.
11234 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11235 Use __builtin_ia32_vec_ext_<size>.
11236 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11238 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11240 * function.c (assign_parm_setup_block): Look inside original
11241 entry_parm when inspecting PARALLEL.
11243 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11244 Joel Sherrill <joel@oarcorp.com>
11247 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11248 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11249 rtems_gxx_recursive_mutex_init.
11250 (__gthread_recursive_mutex_lock): New function.
11251 (__gthread_recursive_mutex_trylock): Likewise.
11252 (__gthread_recursive_mutex_unlock): Likewise.
11254 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11256 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11258 2005-01-13 Jan Beulich <jbeulich@novell.com>
11260 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11261 (ashrti3_internal): Indicate output is early clobber. Generate result
11262 into output rather than first input. Use move for low word of output
11263 if shift count is exactly 64.
11264 (lshrti3_internal): Likewise.
11266 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11270 * reload1.c (delete_output_reload): Don't delete an output reload
11271 if the pseudo lives longer than a single basic block. Adjust and
11272 improve wording of comment.
11274 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11277 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11278 of TYPE_SIZE where we mean the number of bytes.
11280 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11282 * function.c (assign_parm_setup_block): Relax condition on
11283 multi-register optimization.
11285 2005-01-12 Nick Clifton <nickc@redhat.com>
11287 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11288 an "in_delay_slot" attribute of "no" to prevent them being used in
11289 delay slots. This is forbidden because they might generate
11292 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11295 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11296 with r->Y and Y->r.
11298 2005-01-12 Nick Clifton <nickc@redhat.com>
11300 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11301 passed on to GAS) but do not define, as GAS no longer supports or
11302 needs the -m2000 option.
11304 2005-01-11 Roger Sayle <roger@eyesopen.com>
11306 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11307 type as args of unprototyped builtins aren't automatically promoted.
11308 (fold_builtin_abs): Likewise.
11310 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11312 * Makefile.in: Set a `build-warn' variable.
11314 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11316 PR tree-optimization/17949
11317 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11318 (find_interesting_uses_address): Use it.
11320 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11322 * regrename.c (kill_value): Handle subreg's that won't simplify.
11324 2005-01-11 Richard Henderson <rth@redhat.com>
11327 * config/i386/i386.h (enum ix86_builtins): Move ...
11328 * config/i386/i386.c: ... here.
11329 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11330 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11331 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11332 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11333 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11334 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11335 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11336 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11337 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11338 IX86_BUILTIN_LOADDDUP): Remove.
11339 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11340 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11341 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11342 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11343 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11344 (ix86_init_builtins): Make static.
11345 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11346 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11347 if all the modes match. Otherwise, fake it.
11348 (get_element_number, ix86_expand_vec_init_builtin,
11349 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11350 (ix86_expand_builtin): Make static. Update for changed builtins.
11351 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11352 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11353 (ix86_expand_vector_init_duplicate): New.
11354 (ix86_expand_vector_init_low_nonzero): New.
11355 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11356 Split out from ix86_expand_vector_init; handle integer modes.
11357 (ix86_expand_vector_init): Use them.
11358 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11359 * config/i386/i386-protos.h: Update.
11360 * config/i386/predicates.md (reg_or_0_operand): New.
11361 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11362 (movv2sf_internal): Likewise. And a splitter to match them all.
11363 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11364 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11365 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11366 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11367 (mmx_pinsrw): Fix operand ordering.
11368 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11369 rather than sse_loadss expander.
11370 (movv2df splitter): Similarly.
11371 (sse_loadss, sse_loadlss): Remove.
11372 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11373 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11374 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11375 (sse3_movddup): Rename with '*'.
11376 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11377 (sse2_loadsd): Remove.
11378 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11379 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11380 (sse2_pinsrw): Fix argument ordering.
11381 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11382 (sse2_stored): Remove 'r' destination.
11383 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11384 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11385 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11386 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11387 vec_extractv16qi, vec_initv16qi): New.
11389 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11390 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11391 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11393 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11394 (_mm_load_si128, _mm_store_si128): Likewise.
11395 (_mm_load1_pd): Use _mm_set1_pd.
11396 (_mm_load_sd): Use _mm_set_sd.
11397 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11398 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11399 (_mm_set_epi64): Use _mm_set_epi64x.
11400 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11401 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11402 _mm_setr_epi8): Use _mm_set_foo form.
11403 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11404 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11405 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11406 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11407 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11408 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11409 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11410 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11411 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11412 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11413 (_mm_movedup_pd): Use _mm_shuffle_pd.
11414 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11415 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11416 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11417 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11418 Use _mm_setzero_ps.
11419 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11420 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11421 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11422 (_mm_store_ps): Use raw dereference.
11423 (_mm_store1_ps): Use _mm_storeu_ps.
11424 (_mm_storer_ps): Use _mm_store_ps.
11425 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11426 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11428 2005-01-11 Stan Shebs <shebs@apple.com>
11430 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11431 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11433 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11436 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11437 Skip all DECLs except for FIELD_DECLs.
11439 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11441 * config/s390/s390.c (override_options): Return error if
11442 -mbackchain, -mpacked-stack and -mhard-float are used together.
11443 (s390_va_start): Remove the backchain && packed-stack special case.
11444 (s390_gimplify_va_arg): Likewise.
11445 * doc/invoke.texi: Remove the ABI incompatibility note.
11447 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11449 * config/s390/s390.c (struct s390_frame_layout): Remove
11451 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11452 save_backchain_p with TARGET_BACKCHAIN.
11454 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11457 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11458 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11459 * function.c (locate_and_pad_parm): Set new field.
11460 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11461 Tweak where_pad test to include "none". Always set mem align for
11463 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11464 not sufficient for type.
11465 (assign_parm_setup_block): If stack_parm is zero on entry, always
11466 make a new stack local. Block move old stack parm if necessary
11467 to new aligned stack local.
11468 (assign_parm_setup_stack): Use a block move to handle
11469 potentially misaligned entry_parm.
11470 (assign_parms_unsplit_complex): Specify required alignment when
11471 creating stack local.
11472 * calls.c (compute_argument_addresses): Override alignment of stack
11473 arg calculated from its type with the alignment given by
11474 FUNCTION_ARG_BOUNDARY.
11475 (store_one_arg): Likewise.
11477 2005-01-11 Jan Beulich <jbeulich@novell.com>
11479 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11480 Change respective itanium_class attribute to ialu.
11481 (shladdp4_internal): New.
11482 * config/ia64/predicates.md (shladd_log2_operand): New.
11484 2005-01-11 Richard Henderson <rth@redhat.com>
11486 * expr.c (store_constructor): Use rtvec_alloc instead of
11487 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11489 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11491 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11493 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11495 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11496 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11497 (TARGET_RWRELOC): Define.
11498 (ia64_rwreloc_section_type_flags): Delete.
11499 (ia64_section_type_flags): New function.
11500 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11501 (TARGET_RWRELOC): Define.
11503 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11506 * config/ia64/ia64.c (process_set): For alloc insn, only call
11507 process_epilogue is !frame_pointer_needed.
11509 2005-01-10 Roger Sayle <roger@eyesopen.com>
11512 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11513 unary operator and can't be treated as a binary/comparison operator.
11515 2005-01-10 Richard Henderson <rth@redhat.com>
11517 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11518 (ix86_return_in_memory): Likewise.
11519 (function_arg_advance): Likewise. Mirror structure in function_arg
11520 for choosing register to advance.
11522 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11524 * tree-vectorizer.c, tree.def: Fix comment typos.
11526 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11528 * config/s390/s390.c (struct processor_costs): 4 new fields:
11529 ddbr, ddr, debr, der.
11530 (s390_rtx_costs): More precise handling of divide instructions.
11532 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11534 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11536 2005-01-10 Jan Beulich <jbeulich@novell.com>
11538 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11539 names resulting from -ffunction-sections/-fdata-sections and linkonce
11541 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11542 based on the section name. Rearrange the section name comparison logic
11543 slightly so that each section name is compared against at most once.
11545 2005-01-10 Ben Elliston <bje@au.ibm.com>
11547 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11548 targets for which -fPIC reduces limitations on the GOT size.
11550 2005-01-09 Falk Hueffner <falk@debian.org>
11552 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11555 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11558 * collect2.c (main): Set aixrtl_flag for -brtl option.
11559 (resolve_lib_name): Search for .so file extension before .a
11560 if aixrtl_flag set.
11562 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11564 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11565 (vect_analyze_data_refs_alignment): Add dump prints.
11567 2005-01-09 Ira Rosen <irar@il.ibm.com>
11569 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11570 expr_invariant_in_loop_p.
11571 Initialize outputs first thing in the function.
11572 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11573 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11574 (vect_analyze_pointer_ref_access): Check that the initial condition of
11575 the access function is loop invariant.
11577 2005-01-09 Richard Henderson <rth@redhat.com>
11579 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11580 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11581 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11582 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11583 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11584 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11585 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11586 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11587 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11588 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11589 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11590 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11591 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11592 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11593 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11594 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11595 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11596 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11597 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11598 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11599 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11600 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11601 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11603 (mmx_clrdi, pavgusb): Remove.
11604 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11605 with leading sse_ prefix.
11606 * config/i386/sse.md: Receive them.
11607 * config/i386/mmx.md: New file.
11608 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11609 (subrv2sf3): Turn into expander for normal subtraction.
11610 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11611 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11612 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11613 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11614 commutative; use ix86_binary_operator_ok.
11615 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11616 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11617 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11618 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11619 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11620 Macroize from existing patterns; use ix86_binary_operator_ok.
11621 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11622 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11623 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11624 with vec_select+vec_concat.
11625 (mmx_pshufw, mmx_pshufw_1): Likewise.
11626 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11627 (mmx_uavgv4hi3): Model correctly.
11628 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11629 _mm_xor_si64): Remove casts.
11631 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11633 PR tree-optimization/19224
11634 * tree-scalar-evolution.c (get_instantiated_value,
11635 set_instantiated_value): New functions.
11636 (instantiate_parameters_1): Cache the results.
11637 (instantiate_parameters, resolve_mixers): Initialize and free
11640 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11642 * config/i386/i386.md (addhi_4): Correct reference in comment.
11645 2005-01-08 Richard Henderson <rth@redhat.com>
11647 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11648 (_mm_cvtsi128_si64x): Likewise.
11649 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11650 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11651 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11652 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11653 * config/i386/i386-protos.h: Update.
11654 * config/i386/i386.c (print_operand): Add 'H'.
11655 (ix86_fixup_binary_operands): Split out from ...
11656 (ix86_expand_binary_operator): ... here.
11657 (ix86_fixup_binary_operands_no_copy): New.
11658 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11659 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11660 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11661 (safe_vector_operand): Use CONST0_RTX.
11662 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11663 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11664 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11665 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11667 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11668 (IX86_BUILTIN_CMPNGESS): New.
11669 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11670 (attr type): Add sselog1.
11671 (attr unit, attr memory): Handle it.
11672 (movti, movti_internal, movti_rex64): Move near other integer moves.
11673 (movtf, movtf_internal): Move near other fp moves.
11674 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11675 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11676 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11677 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11678 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11679 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11680 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11681 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11682 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11683 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11684 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11685 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11686 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11687 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11688 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11689 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11690 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11691 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11692 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11693 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11694 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11695 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11696 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11697 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11698 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11699 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11700 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11701 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11702 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11703 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11704 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11705 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11706 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11707 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11708 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11709 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11710 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11711 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11712 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11713 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11714 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11715 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11716 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11717 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11719 (SSEPUSH, push<SSEPUSH>): Remove.
11720 (MMXPUSH, push<MMXPUSH>): Remove.
11721 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11722 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11723 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11724 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11725 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11726 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11727 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11728 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11729 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11730 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11731 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11732 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11733 (ppro_sse_log_V4SF): Handle sselog1.
11734 * config/i386/predicates.md (const_0_to_1_operand): New.
11735 (const_0_to_255_mul_8_operand): New.
11736 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11737 (const_2_to_3_operand, const_4_to_7_operand): New.
11738 * config/i386/sse.md: New file.
11739 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11740 (sse_movups): Rename from sse_movups_1.
11741 (sse_loadlss): Rename from sse_loadss_1.
11742 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11744 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11745 (absv4sf2, negv2df, absv2df): New.
11746 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11747 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11748 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11749 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11750 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11751 (sse3_addsubv4sf3): Model correctly.
11752 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11753 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11754 (sse_movhlps): Model with vec_select+vec_concat.
11755 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11756 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11757 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11758 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11759 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11760 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11761 sse2_pshufhw_1): Likewise.
11762 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11763 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11764 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11765 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11766 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11767 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11768 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11769 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11770 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11771 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11772 sminv8hi3): Mark commutative
11773 operands. Use ix86_binary_operator_ok.
11774 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11775 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11776 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11777 sse2_punpcklqdq): Allow operand2 in memory.
11778 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11779 sse2_movsd): Add memory alternatives.
11780 (sse_storelps): Turn expander into an insn; split after reload.
11781 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11782 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11784 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11786 * configure.ac (DWARF-2 debug_line): Use objdump.
11787 * configure: Regenerate.
11789 2005-01-08 Jeff Law <law@redhat.com>
11790 Diego Novillo <dnovillo@redhat.com>
11792 PR tree-optimization/18241
11793 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11794 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11795 statements with volatile operands.
11796 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11797 operands after marking a statement with has_volatile_ops.
11799 2005-01-08 Roger Sayle <roger@eyesopen.com>
11801 * tree.c (int_fits_type_p): Always honor integer constant
11802 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11804 2005-01-08 Roger Sayle <roger@eyesopen.com>
11806 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11807 the latent bug in rtl_delete_block has been resolved.
11809 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11811 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11812 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11814 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11816 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11817 library as @multilib_dir@/$(SHLIB_SONAME).
11819 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11821 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11822 * configure: Regenerate.
11824 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11826 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11829 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11832 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11833 Convert non-word aligned offset address using ld/std into
11836 2005-01-07 Richard Henderson <rth@redhat.com>
11838 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11840 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11842 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11844 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11846 PR tree-optimization/19283
11847 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11848 is not shorter than the original type.
11850 PR rtl-optimization/19012
11851 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11853 PR rtl-optimization/18861
11854 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11855 (FULL_STATE): Define.
11856 (mark_tablejump_edge): New function.
11857 (purge_dead_tablejump_edges): New function.
11858 (find_bb_boundaries): Use it.
11860 PR tree-optimization/18828
11861 * builtins.c (expand_builtin_next_arg): Remove argument and all
11862 the argument checking.
11863 (expand_builtin): Adjust caller.
11864 (expand_builtin_va_start): Likewise. Remove error for too many
11866 (fold_builtin_next_arg): Issue error for too many arguments.
11867 After checking arguments, replace them with magic arguments that
11868 prevent further checking of the args.
11870 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11872 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11874 2005-01-06 Roger Sayle <roger@eyesopen.com>
11877 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11878 and %{.S:...} (and their negative variants) to test whether the
11879 input file is assembler or pre-processed-assembler independent of
11880 the actual filename extension.
11882 2005-01-06 Roger Sayle <roger@eyesopen.com>
11884 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11885 of sign or zero extended values.
11887 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11889 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11890 for IBM long double format correctly.
11892 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11894 Fix PR tree-optimization/18792
11896 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11897 to first_loop_depth, and use loop depth instead of loop number.
11898 (build_classic_dir_vector): Ditto.
11899 (compute_data_dependences_for_loop): Use depth, not loop number.
11900 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11901 number. Pass in loops, instead of loop numbers.
11902 (gather_interchange_stats): Ditto.
11903 (linear_transform_loops): Ditto.
11905 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11908 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11909 biv_fits_mode_p, extension_within_bounds_p): New functions.
11910 (check_ext_dependent_givs): Use them.
11912 2005-01-06 Roger Sayle <roger@eyesopen.com>
11914 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11915 more than one barrier, in which case we should delete them all.
11917 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11919 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11921 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11923 Fix PR middle-end/19286
11925 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11926 output this subprogram, simply ignore this attempt to do it again.
11927 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11928 origin attribute if it's not possible.
11929 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11930 (decls_for_scope): Ditto.
11931 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11932 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11934 2005-01-05 Richard Henderson <rth@redhat.com>
11937 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11938 (bdesc_2arg): Use it.
11939 (ix86_expand_binop_builtin): Force operands into registers
11941 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11942 ix86_expand_sse_compare, ix86_expand_sse_comi,
11943 ix86_expand_builtin): Likewise.
11945 2005-01-05 Richard Henderson <rth@redhat.com>
11947 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11949 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11950 (mulv4hi3): Set itanium_class mmmul.
11951 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11952 (fpack): Rename from fpack_sfsf.
11954 2005-01-05 Richard Henderson <rth@redhat.com>
11957 * reload1.c (do_input_reload): Restrict the optimization deleteing
11958 a previous output reload to RELOAD_FOR_INPUT.
11960 2005-01-05 Steven Bosscher <stevenb@suse.de>
11962 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11963 comment that we fall through after case.
11964 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11965 (distribute_links): Likewise.
11966 * cse.c (cse_insn): Likewise.
11967 * cselib.c (cselib_invalidate_mem): Likewise.
11968 * df.c: Update comments at the top of the file.
11969 (read_modify_subreg_p): Update comments here too.
11970 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11971 * flow.c (mark_set_1): Likewise.
11972 (mark_used_regs): Likewise.
11973 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11974 (canon_list_insert): Likewise.
11975 (mark_set): Likewise.
11976 (try_replace_reg): Likewise.
11977 (store_killed_in_insn): Likewise.
11978 * loop.c (count_one_set): Likewise.
11979 (basic_induction_var): Likewise.
11980 * postreload-gcse.c (find_mem_conflicts): Likewise.
11981 * postreload.c (reload_combine_note_store): Likewise.
11982 (move2add_note_store): Likewise.
11983 * reload.c (find_equiv_reg): Likewise.
11984 (mark_referenced_resources): Likewise.
11985 * rtlanal.c (set_noop_p): Likewise.
11986 (note_stores): Likewise.
11987 (note_uses): Likewise.
11988 * sched-deps.c (sched_analyze_1): Likewise.
11989 * sched-rgn.c (check_live_1): Likewise.
11990 (update_live_1): Likewise.
11991 * config/i860/i860.c: Likewise.
11993 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11995 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11997 * doc/rtl.texi: Update documentation for bit-fields and SET.
11999 2005-01-05 Roger Sayle <roger@eyesopen.com>
12001 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12003 2005-01-05 Jan Hubicka <jh@suse.cz>
12004 Richard Henderson <rth@redhat.com>
12007 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12010 2005-01-05 Richard Henderson <rth@redhat.com>
12013 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12014 (sse_shufps): Change operand 3 to const_int_operand.
12015 (sse2_storelps): Fix typo in template.
12016 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12017 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12018 (ix86_expand_builtin): Likewise.
12020 2005-01-05 Julian Brown <julian@codesourcery.com>
12022 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12023 as aggregates for AAPCS ABIs.
12025 2005-01-05 Stan Shebs <shebs@apple.com>
12027 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12028 Mach-O getters if ppc64.
12029 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12031 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12032 signed four-byte field for global code case.
12033 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12035 2005-01-05 Roger Sayle <roger@eyesopen.com>
12037 PR middle-end/19100
12038 * c-common.c: Include real.h.
12039 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12040 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12041 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12042 * Makefile.in (c-common.o): Update dependencies.
12044 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12046 * c-parse.in (asm_string): Add trailing semicolon.
12048 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12050 * c-parse.in (asm_string): New. Don't allow wide strings in
12052 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12053 asm_string instead of STRING.
12055 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12057 * c-typeck.c (constructor_no_implicit): Remove.
12058 (set_designator, process_init_element): Don't check
12059 constructor_no_implicit.
12061 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12062 Kaz Kojima <kkojima@gcc.gnu.org>
12065 * lcm.c (create_pre_exit): New.
12066 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12067 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12069 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12071 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12072 -msoft-float in target_float_switch.
12073 * arm.c (arm_override_options): Fix processing of target_float_switch.
12075 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12077 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12080 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12082 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12083 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12085 2005-01-04 Roger Sayle <roger@eyesopen.com>
12087 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12088 if deleting the then-block allows the test-block to fallthru to the
12091 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12094 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12095 after the full declaration if the are in two different TUs.
12097 2005-01-04 Richard Henderson <rth@redhat.com>
12100 * tree-sra.c (generate_one_element_init): Just
12101 call gimplify_and_add.
12102 (generate_element_init): Record the
12103 new referenced variables and mark them for renaming
12104 and split out to ...
12105 (generate_element_init_1): This.
12106 (scalarize_init): Don't call push_gimplify_context/
12107 pop_gimplify_context.
12109 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12111 * toplev.c (get_src_pwd): Handle failure of getpwd().
12113 2005-01-04 Roger Sayle <roger@eyesopen.com>
12115 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12117 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12118 all the cases handled by it are inverted by invert_truthvalue.
12120 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12122 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12123 (save_register_windowsi): Likewise.
12125 2005-01-04 Richard Henderson <rth@redhat.com>
12127 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12129 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12131 PR middle-end/17767
12132 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12133 any simplifications of vector mode comparison operators.
12134 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12136 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12137 Devang Patel <dpatel@apple.com>
12139 PR tree-optimization/18308
12140 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12141 the operands before creating a new expression.
12142 * dojump.c (do_jump): Make drop_through_label available
12143 for all cases. Add expansion of COND_EXPR.
12145 2005-01-04 Ira Rosen <irar@il.ibm.com>
12147 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12148 INTEGER_CST instead of TREE_CONSTANT.
12149 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12150 instead of TREE_CONSTANT.
12151 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12152 instead of TREE_CONSTANT.
12154 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12156 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12158 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12161 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12162 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12164 2005-01-03 Richard Henderson <rth@redhat.com>
12166 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12167 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12168 fold_convert_const_real_from_real): Split out from ...
12169 (fold_convert_const): ... here.
12171 2005-01-03 Richard Henderson <rth@redhat.com>
12174 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12175 (mov<MMXMODEI>_internal): Likewise.
12176 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12177 Add V2SF case; use it for SSE1; don't use TI.
12178 (movdf_integer): Likewise.
12179 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12181 2005-01-03 Ira Rosen <irar@il.ibm.com>
12183 * tree-vectorizer.c (vect_strip_conversions): New function.
12184 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12185 check for binary class.
12187 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12191 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12193 * gimple-low.c (mark_blocks_with_used_vars): New function.
12194 (mark_blocks_with_used_subblocks): Ditto.
12195 (mark_used_blocks): Ditto.
12196 (pass_mark_used_blocks): New pass.
12197 * tree-inline.c: Include debug.h.
12198 (expand_call_inline): Call outlining_inline_function here.
12199 * tree-optimize.c (init_tree_optimization_passes): Add
12200 pass_mark_used_blocks.
12201 * tree-pass.h (pass_mark_used_blocks): New.
12202 * Makefile.in (tree-inline.o): Add debug.h dependency.
12204 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12206 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12207 VAR_DECLs to have weak_import attribute.
12209 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12212 2004-01-03 Steven Bosscher <stevenb@suse.de>
12214 * passes.c (rest_of_compilation): Don't run regmove if only
12215 flag_expensive_optimizations, require flag_regmove instead.
12217 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12219 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12221 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12222 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12223 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12224 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12226 2005-01-03 Richard Henderson <rth@redhat.com>
12228 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12229 (ia64_const_ok_for_letter_p): New.
12230 (ia64_const_double_ok_for_letter_p): New.
12231 (ia64_extra_constraint): New.
12232 (ia64_expand_vecint_compare): New.
12233 (ia64_expand_vcondu_v2si): New.
12234 (ia64_expand_vecint_cmov): New.
12235 (ia64_expand_vecint_minmax): New.
12236 (ia64_print_operand): Add 'v'.
12237 (ia64_preferred_reload_class): New.
12238 (ia64_vector_mode_supported_p): New.
12239 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12240 (PREFERRED_RELOAD_CLASS): Move to function.
12241 (CONST_OK_FOR_LETTER_P): Move to function.
12242 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12243 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12244 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12245 (EXTRA_CONSTRAINT): Move to function.
12246 * config/ia64/ia64.md: Include vect.md.
12247 (itanium_class): Add mmalua.
12249 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12251 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12252 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12254 (const_int_2bit_operand): New.
12255 (fr_reg_or_0_operand): New.
12256 * config/ia64/ia64-modes.def: Add vector modes.
12257 * config/ia64/ia64-protos.h: Update.
12258 * config/ia64/vect.md: New file.
12260 2005-01-03 Richard Henderson <rth@redhat.com>
12262 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12264 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12267 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12269 (log1pdf2): Change mode of operands[0,1] to DFmode.
12271 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12273 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12274 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12275 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12276 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12277 SPARC_RELAXED_ORDERING.
12279 2005-01-03 Richard Henderson <rth@redhat.com>
12280 Uros Bizjak <uros@kss-loka.si>
12283 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12284 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12285 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12287 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12288 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12289 const_pow2_1_to_128_operand): New predicates.
12291 2005-01-02 Greg McGary <greg@mcgary.org>
12293 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12295 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12296 object. [ptr_type]: Remove unused variable.
12297 Remember nearest addressable array-element or record-component
12298 when checking bitfield components. Tolerate empty BIND_EXPR.
12300 2005-01-01 Richard Henderson <rth@redhat.com>
12302 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12303 that don't narrow the value. Fail for other conversions.
12305 2005-01-01 Richard Henderson <rth@redhat.com>
12308 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12309 * c-lang.c (finish_file): Don't do it here.
12310 * objc/objc-act.c (objc_finish_file): Likewise.
12312 * cgraph.c (decl_assembler_name_equal): New.
12313 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12314 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12315 * cgraph.h (struct cgraph_varpool_node): Add next.
12316 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12317 * varasm.c (assemble_alias): Mark the target as needed.
12319 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12321 PR middle-end/19221
12322 * function.c (get_arg_pointer_save_area): Use entry_of_function
12323 instead of get_insns.
12325 2005-01-01 Roger Sayle <roger@eyesopen.com>
12326 Andrew Pinski <pinskia@physics.uc.edu>
12327 James E. Wilson <wilson@specifixinc.com>
12329 PR rtl-optimization/12092
12330 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12333 2005-01-01 Roger Sayle <roger@eyesopen.com>
12334 Olivier Hainque <hainque@act-europe.fr>
12336 * tree.c (int_fits_type_p): A narrower type always fits in a
12337 wider one, except for negative values into unsigned types.
12339 2005-01-01 Roger Sayle <roger@eyesopen.com>
12341 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12342 with the original constant rather than require TREE_OVERFLOW.
12344 2005-01-01 Steven Bosscher <stevenb@suse.de>
12346 PR middle-end/17544
12347 * c-decl.c (finish_function): If compiling C99, annotate the
12348 compiler generated return with the current file name and line 0.
12349 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12350 the source line is greater than 0.
12351 (remove_bb): Likewise.